WO2022039120A1 - 重合性組成物、重合体、紫外線遮蔽材料、積層体、化合物、紫外線吸収剤及び化合物の製造方法 - Google Patents
重合性組成物、重合体、紫外線遮蔽材料、積層体、化合物、紫外線吸収剤及び化合物の製造方法 Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
- C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
- C08F20/10—Esters
- C08F20/38—Esters containing sulfur
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
- A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
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- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
- C07D249/16—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms condensed with carbocyclic rings or ring systems
- C07D249/18—Benzotriazoles
- C07D249/20—Benzotriazoles with aryl radicals directly attached in position 2
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- C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
- C07D409/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
- C07D409/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring-member bond
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/38—Esters containing sulfur
- C08F220/385—Esters containing sulfur and containing nitrogen
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/38—Esters containing sulfur
- C08F220/387—Esters containing sulfur and containing nitrogen and oxygen
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- C09K3/00—Materials not provided for elsewhere
Definitions
- the present invention relates to a polymerizable composition. More specifically, the present invention relates to a polymerizable compound used for producing a polymer having an ultraviolet shielding property. The present invention also relates to a polymer, an ultraviolet shielding material, a laminate, a compound, an ultraviolet absorber, and a method for producing the compound.
- Ultraviolet absorbers are widely used to prevent deterioration of resin. Further, in recent years, there is an increasing need for a resin that cuts into a long wavelength region near 400 nm.
- ultraviolet absorbers are also used in cosmetics and the like.
- An ultraviolet absorber is used for such an ultraviolet shielding material.
- Benzodithiol compounds and the like are known as one of the ultraviolet absorbers (see Patent Documents 1 and 2).
- the ultraviolet absorber is required to have high transparency to visible light and little coloring. Further, in recent years, there has been a demand for the development of an ultraviolet absorber having a high ability to absorb ultraviolet rays having a longer wavelength in the vicinity of a wavelength of 400 nm.
- the UV absorption performance of the UV absorber may deteriorate over time due to light irradiation.
- the ultraviolet absorber having the maximum absorption wavelength on the longer wave side of the ultraviolet region tends to have poor light resistance, and the absorption capacity tends to decrease with time.
- an object of the present invention is to provide a polymerizable composition capable of producing a polymer having excellent light shielding properties and light resistance in the vicinity of a wavelength of 400 nm.
- Another object of the present invention is to provide a polymer, an ultraviolet shielding material, a laminate, a compound, an ultraviolet absorber, and a method for producing a compound, which are excellent in light shielding property in the vicinity of a wavelength of 400 nm and excellent in light resistance.
- the present invention provides: ⁇ 1> The compound represented by the formula (1) and An ultraviolet absorber A having a maximum absorption wavelength on the shorter wavelength side than the compound represented by the above formula (1), and an ultraviolet absorber A.
- Polymerizable composition comprising;
- R 1 to R 6 independently represent hydrogen atoms or substituents, respectively.
- R 1 and R 2 may be combined with each other to form a ring.
- R 3 and R 4 may be coupled to each other to form a ring;
- at least one of R 1 to R 6 is a group containing a polymerizable group having an ethylenically unsaturated bond.
- Y 11 and Y 12 independently represent a single bond or a divalent linking group, respectively.
- Z 11 and Z 12 each independently represent a polymerizable group having a hydrogen atom or an ethylenically unsaturated bond.
- R 11 and R 12 may be coupled to each other to form a ring.
- R 13 and R 14 may be coupled to each other to form a ring;
- at least one of Z 11 and Z 12 is a polymerizable group having an ethylenically unsaturated bond.
- ⁇ 3> The polymerizable composition according to ⁇ 1> or ⁇ 2>, wherein the polymerizable group having an ethylenically unsaturated bond is a (meth) acryloyloxy group or a vinylphenyl group.
- ⁇ 4> The polymerizable composition according to any one of ⁇ 1> to ⁇ 3>, wherein the maximum absorption wavelength of the ultraviolet absorber A exists in the wavelength range of 300 to 380 nm.
- ⁇ 5> The polymerizable composition according to any one of ⁇ 1> to ⁇ 4>, wherein the ultraviolet absorber A is a compound having a polymerizable group.
- the ultraviolet absorber A is selected from 2- (2-hydroxyphenyl) benzotriazole-based compounds, 2- (2-hydroxyphenyl) -1,3,5-triazine-based compounds and 2-hydroxybenzophenone-based compounds.
- the polymerizable composition according to any one of ⁇ 1> to ⁇ 5> which is at least one of the following.
- ⁇ 7> The polymerizable composition according to any one of ⁇ 1> to ⁇ 6>, further comprising a polymerizable compound other than the compound represented by the above formula (1) and a polymerization initiator.
- ⁇ 8> A polymer obtained by polymerizing the polymerizable composition according to any one of ⁇ 1> to ⁇ 7>.
- R 51 and R 52 independently represent a hydrogen atom, an alkyl group or an aryl group, respectively.
- R 53 and R 54 independently represent a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an alkoxy group or an aryloxy group, respectively.
- Y 51 and Y 52 each independently represent a single bond or a divalent linking group, and the divalent linking group is a hydrocarbon group or two or more hydrocarbon groups are bonded via a linking group.
- the polymerizable group having an ethylenically unsaturated bond represented by Z 51 is a vinylphenyl group.
- X 52 is —O—
- the polymerizable group having an ethylenically unsaturated bond represented by Z 52 is a vinylphenyl group.
- ⁇ 12> The compound according to ⁇ 11>, wherein the polymerizable group having an ethylenically unsaturated bond is a (meth) acryloyloxy group or a vinylphenyl group.
- ⁇ 14> The compound according to any one of ⁇ 11> to ⁇ 13>, wherein X 51 and X 52 are the same, Y 51 and Y 52 are the same, and Z 51 and Z 52 are the same.
- ⁇ 16> A polymer containing a structure derived from the compound according to any one of ⁇ 11> to ⁇ 14>.
- ⁇ 17> A method for producing a compound for producing a compound represented by the formula (5) by reacting the compound represented by the formula (6) with the compound represented by the formula (7);
- R 61 and R 62 independently represent a hydrogen atom, an alkyl group or an aryl group, respectively.
- R 63 and R 64 independently represent a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an alkoxy group or an aryloxy group;
- E71 represents a group that reacts with the hydroxy group of formula (6).
- Y 71 represents a single bond or a divalent linking group, and the divalent linking group is a hydrocarbon group or a group having a structure in which two or more hydrocarbon groups are bonded via a linking group.
- Z 71 represents a polymerizable group having an ethylenically unsaturated bond.
- R 51 and R 52 independently represent a hydrogen atom, an alkyl group or an aryl group, respectively.
- R 53 and R 54 independently represent a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an alkoxy group or an aryloxy group, respectively.
- Y 51 and Y 52 each independently represent a single bond or a divalent linking group, and the divalent linking group is a hydrocarbon group or two or more hydrocarbon groups are bonded via a linking group.
- the polymerizable group having an ethylenically unsaturated bond represented by Z 51 is a vinylphenyl group.
- X 52 is —O—, the polymerizable group having an ethylenically unsaturated bond represented by Z 52 is a vinylphenyl group.
- a polymerizable composition capable of producing a polymer having excellent light shielding properties and light resistance in the vicinity of a wavelength of 400 nm. Further, according to the present invention, it is provided to provide a polymer, an ultraviolet shielding material, a laminate and a compound, an ultraviolet absorber and a method for producing a polymer, which is excellent in light shielding property near a wavelength of 400 nm and also excellent in light resistance. Can be done.
- the notation not describing substitution and non-substitution includes a group having a substituent as well as a group having no substituent.
- the "alkyl group” includes not only an alkyl group having no substituent (unsubstituted alkyl group) but also an alkyl group having a substituent (substituted alkyl group).
- the numerical range represented by using "-" in the present specification means a range including the numerical values before and after "-" as the lower limit value and the upper limit value.
- the total solid content means the total amount of the components excluding the solvent from all the components of the resin composition.
- (meth) acrylate represents both acrylate and methacrylate, or either
- (meth) acrylic represents both acrylic and methacrylic, or either.
- Allyl represents both allyl and / or methacrylic
- “ (meth) acryloyl ” represents both / or either acryloyl and methacrylic acid.
- the term “process” not only means an independent process, but also the term “process” as long as the intended action of the process is achieved even if it cannot be clearly distinguished from other processes. include.
- the weight average molecular weight (Mw) and the number average molecular weight (Mn) are defined as polystyrene-equivalent values measured by gel permeation chromatography (GPC).
- the polymerizable composition of the present invention comprises a compound represented by the formula (1) and a compound represented by the formula (1).
- the compound represented by the formula (1) contained in the polymerizable composition of the present invention is a compound having excellent light absorption ability near a wavelength of 400 nm and less coloring
- the polymerizable composition of the present invention can be used.
- the polymer By using the polymer, it is possible to produce a polymer having less coloring and excellent light shielding property in the vicinity of a wavelength of 400 nm.
- the compound represented by the formula (1) has a polymerizable group, it is incorporated into the polymer after the polymerization, and the compound represented by the formula (1) is decomposed or modified by light irradiation. Can be suppressed. Therefore, as a result, it is possible to suppress the change over time in the ultraviolet absorption ability derived from the compound represented by the formula (1).
- the polymerizable composition of the present invention contains a compound represented by the formula (1) and an ultraviolet absorber A having a maximum absorption wavelength on the shorter wavelength side than the compound represented by the formula (1). Therefore, it is also possible to produce a polymer capable of blocking ultraviolet rays in a wide wavelength range. Further, according to the polymerizable composition of the present invention, it is also possible to produce an ultraviolet shielding material such as a polymer in which bleed-out and precipitation of an ultraviolet absorber are suppressed.
- the polymerizable composition of the present invention is a composition that can be polymerized by applying energy.
- the means for imparting energy include irradiation with visible light, ultraviolet light, electron beam, and heating, and from the viewpoint of versatility and good polymerization sensitivity, ultraviolet irradiation or heating may be used. preferable.
- the resin composition of the present invention contains a compound represented by the formula (1) (hereinafter, also referred to as compound (1)).
- Compound (1) is preferably used as an ultraviolet absorber.
- R 1 to R 6 independently represent hydrogen atoms or substituents, respectively.
- R 1 and R 2 may be combined with each other to form a ring.
- R 3 and R 4 may be coupled to each other to form a ring;
- at least one of R 1 to R 6 is a group containing a polymerizable group having an ethylenically unsaturated bond.
- Examples of the substituent represented by R 1 to R 6 of the formula (1) include a group (T) including a substituent described later and a polymerizable group having an ethylenically unsaturated bond.
- Examples of the polymerizable group having an ethylenically unsaturated bond include a vinyl group, a (meth) allyl group, a (meth) acryloyl group, a (meth) acryloyloxy group, a (meth) acryloylamino group, and a vinylphenyl group. Meta) Acryloyloxy group and vinylphenyl group are preferable.
- Examples of the group (T) containing a polymerizable group having an ethylenically unsaturated bond include a group represented by the formula (T). * -X 1 -Y 1 -Z 1 ... (T)
- Rx 1 represents an alkyl or aryl group
- Y 1 represents a single bond or a divalent linking group
- Z 1 represents a polymerizable group having an ethylenically unsaturated bond.
- the alkyl group represented by Rx 1 is preferably an alkyl group having 1 to 30 carbon atoms. Specific examples include a methyl group, an ethyl group, an n-propyl group, an isopropyl group, n-butyl and the like.
- aryl group represented by Rx 1 a substituted or unsubstituted aryl group having 6 to 30 carbon atoms is preferable. Specific examples include a phenyl group, a p-tolyl group, and a naphthyl group.
- Rx 1 is preferably a hydrogen atom.
- Examples of the divalent linking group represented by Y 1 include a hydrocarbon group and a group in which two or more hydrocarbon groups are bonded by a single bond or a linking group.
- Examples of the hydrocarbon group include an aliphatic hydrocarbon group and an aromatic hydrocarbon group, and an aliphatic hydrocarbon group is preferable.
- the number of carbon atoms of the aliphatic hydrocarbon group is preferably 1 to 30, more preferably 1 to 20, and even more preferably 1 to 15.
- the aliphatic hydrocarbon group may be linear, branched or cyclic.
- the cyclic aliphatic hydrocarbon group may be a monocyclic ring or a condensed ring.
- the cyclic aliphatic hydrocarbon group may have a crosslinked structure.
- the number of carbon atoms of the aromatic hydrocarbon group is preferably 6 to 30, more preferably 6 to 20, and even more preferably 6 to 10.
- the hydrocarbon group may have a substituent.
- the substituent include the substituent T described later.
- examples of the substituent include a hydroxy group.
- Examples of the polymerizable group having an ethylenically unsaturated bond represented by Z 1 include a vinyl group, an allyl group, a (meth) acryloyl group, a (meth) acryloyloxy group, a (meth) acryloylamino group, and a vinylphenyl group. , (Meta) acryloyloxy group and vinylphenyl group are preferred.
- T group (T) containing a polymerizable group having an ethylenically unsaturated bond
- T-1 to T-22 groups represented by the following structural formula, Me is a methyl group and * is a bond.
- R 1 and R 2 of the formula (1) are independently hydrogen atoms, an alkyl group or an aryl group, respectively, more preferably an alkyl group or an aryl group, and the synthesis is relatively easy. It is more preferably an alkyl group.
- the number of carbon atoms of the alkyl group is preferably 1 to 30, more preferably 1 to 20, further preferably 1 to 15, particularly preferably 1 to 10, and most preferably 1 to 8.
- the alkyl group may be linear, branched or cyclic, preferably linear or branched.
- the alkyl group may have a substituent. Examples of the substituent include the group described in Substituent T described later and the group represented by the above formula (T).
- the aryl group preferably has 6 to 40 carbon atoms, more preferably 6 to 30, still more preferably 6 to 20, particularly preferably 6 to 15, and most preferably 6 to 12.
- a phenyl group and a naphthyl group are preferable, and a phenyl group is more preferable.
- the aryl group may have a substituent. Examples of the substituent include the group described in Substituent T described later and the group represented by the above formula (T).
- R 1 and R 2 may be coupled to each other to form a ring.
- the ring formed by combining R 1 and R 2 is preferably a 5-membered or 6-membered ring. Specific examples of the ring formed by combining R 1 and R 2 include a hexahydropyridazine ring, a tetrahydropyridazine ring, and a tetrahydrophthalazine ring.
- the ring formed by combining R 1 and R 2 may have a substituent. Examples of the substituent include the group described in Substituent T described later and the group represented by the above formula (T).
- R 3 and R 4 of the formula (1) are preferably hydrogen atoms, halogen atoms, alkyl groups, aryl groups, alkoxy groups or aryloxy groups, respectively, and are hydrogen atoms, halogen atoms or alkyl groups, respectively. It is more preferably a hydrogen atom or an alkyl group.
- Examples of the halogen atom represented by R 3 and R 4 include a fluorine atom, a chlorine atom, a bromine atom and an iodine atom, and a fluorine atom or a chlorine atom is preferable.
- the number of carbon atoms of the alkyl group represented by R 3 and R 4 is preferably 1 to 30, more preferably 1 to 20, further preferably 1 to 15, particularly preferably 1 to 10, and most preferably 1 to 8.
- the alkyl group may be linear, branched or cyclic, preferably linear or branched.
- the alkyl group may have a substituent. Examples of the substituent include the group described in Substituent T described later and the group represented by the above formula (T).
- the aryl group represented by R 3 and R 4 preferably has 6 to 40 carbon atoms, more preferably 6 to 30, still more preferably 6 to 20, particularly preferably 6 to 15, and most preferably 6 to 12.
- a phenyl group and a naphthyl group are preferable, and a phenyl group is more preferable.
- the aryl group may have a substituent. Examples of the substituent include the group described in Substituent T described later and the group represented by the above formula (T).
- the number of carbon atoms of the alkoxy group represented by R 3 and R 4 is preferably 1 to 30, more preferably 1 to 20, further preferably 1 to 15, particularly preferably 1 to 10, and most preferably 1 to 8.
- the alkoxy group may be linear or branched.
- the alkoxy group may have a substituent. Examples of the substituent include the group described in Substituent T described later and the group represented by the above formula (T).
- the aryloxy group represented by R 3 and R 4 preferably has 6 to 40 carbon atoms, more preferably 6 to 30, still more preferably 6 to 20, particularly preferably 6 to 15, and most preferably 6 to 12.
- the aryloxy group may have a substituent. Examples of the substituent include the group described in Substituent T described later and the group represented by the above formula (T).
- R 3 and R 4 may be coupled to each other to form a ring.
- the ring formed by bonding these groups to each other is preferably a 5-membered or 6-membered ring.
- Specific examples of the ring formed by combining R 3 and R 4 include a cyclohexene ring and a benzene ring.
- the ring formed by bonding R 3 and R 4 may have a substituent. Examples of the substituent include the group described in Substituent T described later and the group represented by the above formula (T).
- R 5 and R 6 of the formula (1) are groups represented by the formula (Ta) independently.
- Rx 1 is a hydrogen atom.
- Y 1a represents a single bond or a divalent linking group.
- Z 1a represents a polymerizable group having a hydrogen atom or an ethylenically unsaturated bond.
- X 1a and Y 1a of the formula (Ta) are synonymous with X 1 and Y 1 of the formula (T).
- the polymerizable group having an ethylenically unsaturated bond represented by Z 1a of the formula (Ta) includes a vinyl group, an allyl group, a (meth) acryloyl group, a (meth) acryloyloxy group, a (meth) acryloylamino group, and vinyl. Examples include phenyl groups, preferably (meth) acryloyloxy groups and vinylphenyl groups.
- At least one of R 5 and R 6 of the formula (1) is a polymerizable group in which Z 1a of the formula (Ta) has an ethylenically unsaturated bond. That is, at least one of R 5 and R 6 is preferably a group represented by the above-mentioned formula (T).
- the compound represented by the formula (1) is preferably a compound represented by the formula (2). According to this aspect, it is possible to produce a polymer having better light shielding property near a wavelength of 400 nm and more excellent light resistance.
- R 11 and R 12 independently represent a hydrogen atom, an alkyl group or an aryl group, respectively.
- R 13 and R 14 independently represent a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an alkoxy group or an aryloxy group, respectively.
- Rx 11 is a hydrogen atom.
- Y 11 and Y 12 independently represent a single bond or a divalent linking group, respectively.
- Z 11 and Z 12 each independently represent a polymerizable group having a hydrogen atom or an ethylenically unsaturated bond.
- R 11 and R 12 may be coupled to each other to form a ring.
- R 13 and R 14 may be coupled to each other to form a ring; However, at least one of Z 11 and Z 12 is a polymerizable group having an ethylenically unsaturated bond.
- the alkyl and aryl groups represented by R 11 and R 12 of the formula (2) are synonymous with the alkyl and aryl groups represented by R 1 and R 2 of the formula (1). It is preferable that R 11 and R 12 of the formula (1) are independently an alkyl group or an aryl group, respectively, and more preferably an alkyl group. R 11 and R 12 of the formula (2) may be bonded to each other to form a ring. The ring formed by combining R 11 and R 12 is preferably a 5-membered or 6-membered ring.
- the ring formed by combining R 11 and R 12 include a hexahydropyridazine ring, a tetrahydropyridazine ring, and a tetrahydrophthalazine ring.
- the ring formed by combining R 11 and R 12 may have a substituent. Examples of the substituent include the group described in Substituent T described later and the group represented by the above formula (T).
- the halogen atom, alkyl group, aryl group, alkoxy group and aryloxy group represented by R 13 and R 14 of the formula (2) are the halogen atom, alkyl group, aryl group represented by R 3 and R 4 of the formula (1). Synonymous with alkoxy group and aryloxy group.
- R 13 and R 14 of the formula (2) may be bonded to each other to form a ring.
- the ring formed by bonding these groups to each other is preferably a 5-membered or 6-membered ring.
- Specific examples of the ring formed by combining R 13 and R 14 include a cyclohexene ring and a benzene ring.
- the ring formed by bonding R 13 and R 14 may have a substituent. Examples of the substituent include the group described in Substituent T described later and the group represented by the above formula (T).
- X 11 and X 12 of the formula (2) are synonymous with X 1 of the formula (T).
- Y 11 and Y 12 in the formula (2) are synonymous with Y 1 in the formula (T).
- Examples of the polymerizable group having an ethylenically unsaturated bond represented by Z 11 and Z 12 of the formula (2) include a vinyl group, an allyl group, a (meth) acryloyl group, a (meth) acryloyloxy group, and a (meth) acryloylamino group. , And a vinylphenyl group, preferably a (meth) acryloyloxy group and a vinylphenyl group.
- X 11 and X 12 are the same, Y 11 and Y 12 are the same, and Z 11 and Z 12 are the same.
- the compound represented by the formula (1) is preferably a compound represented by the formula (5).
- the compound represented by the formula (5) is the compound of the present invention.
- R 51 and R 52 independently represent a hydrogen atom, an alkyl group or an aryl group, respectively.
- R 53 and R 54 independently represent a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an alkoxy group or an aryloxy group, respectively.
- the polymerizable group having an ethylenically unsaturated bond represented by Z 51 is a vinylphenyl group.
- X 52 is —O—, the polymerizable group having an ethylenically unsaturated bond represented by Z 52 is a vinylphenyl group.
- alkyl and aryl groups represented by R 51 and R 52 in formula (5) are synonymous with the alkyl and aryl groups represented by R 1 and R 2 in formula (1).
- the halogen atom, alkyl group, aryl group, alkoxy group and aryloxy group represented by R 53 and R 54 of the formula (5) are the halogen atom, alkyl group, aryl group represented by R 3 and R 4 of the formula (1). Synonymous with alkoxy group and aryloxy group.
- Examples of the hydrocarbon group in Y 51 and Y 52 include an aliphatic hydrocarbon group and an aromatic hydrocarbon group, and an aliphatic hydrocarbon group is preferable.
- the number of carbon atoms of the aliphatic hydrocarbon group is preferably 1 to 30, more preferably 1 to 20, and even more preferably 1 to 15.
- the aliphatic hydrocarbon group may be linear, branched or cyclic.
- the cyclic aliphatic hydrocarbon group may be a monocyclic ring or a condensed ring.
- the cyclic aliphatic hydrocarbon group may have a crosslinked structure.
- the number of carbon atoms of the aromatic hydrocarbon group is preferably 6 to 30, more preferably 6 to 20, and even more preferably 6 to 10.
- the hydrocarbon group may have a substituent.
- substituents include the substituent T described later.
- substituents include a hydroxy group.
- the polymerizable group having an ethylenically unsaturated bond represented by Z 51 and Z 52 includes a vinyl group, an allyl group, a (meth) acryloyl group, a (meth) acryloyloxy group, a (meth) acryloylamino group, and a vinylphenyl group. , And are preferably (meth) acryloyloxy groups and vinylphenyl groups.
- X 51 and X 52 are the same, Y 51 and Y 52 are the same, and Z 51 and Z 52 are the same.
- substituent T examples include the following groups.
- Halogen atoms eg, fluorine atom, chlorine atom, bromine atom, iodine atom
- Alkyl group Linear, branched, cyclic alkyl group.
- a linear or branched alkyl group (preferably a linear or branched alkyl group having 1 to 30 carbon atoms, for example, a methyl group, an ethyl group, an n-propyl group, an isopropyl group, a t-butyl group, n -Octyl group, eicosyl group, 2-chloroethyl group, 2-cyanoethyl group, 2-ethylhexyl group), cycloalkyl group (preferably cycloalkyl group having 3 to 30 carbon atoms, for example, cyclohexyl group, cyclopentyl group, 4- n-dodecylcyclohexyl group), bicycloalkyl group (preferably a bicycloalkyl group having 5 to 30 carbon atoms, that is, a monovalent group obtained by removing one hydrogen atom from a bicycloalkane having 5 to 30 carbon atoms, for example,
- Alkyl groups among the substituents described below eg, alkyl groups of alkylthio groups
- Alkenyl group Linear, branched, cyclic alkenyl group.
- a linear or branched alkenyl group (preferably a linear or branched alkenyl group having 2 to 30 carbon atoms, for example, a vinyl group, an allyl group, a prenyl group, a geranyl group, an oleyl group), a cycloalkenyl group.
- a cycloalkenyl group having 3 to 30 carbon atoms that is, a monovalent group from which one hydrogen atom of a cycloalkene having 3 to 30 carbon atoms has been removed.
- a 2-cyclopenten-1-yl group, 2 -Cyclohexene-1-yl group), a bicycloalkenyl group (preferably a bicycloalkenyl group having 5 to 30 carbon atoms, that is, a monovalent group from which one hydrogen atom of bicycloalkene having one double bond has been removed, for example.
- An alkynyl group preferably a linear or branched alkynyl group having 2 to 30 carbon atoms, for example, an ethynyl group or a propargyl group);
- Aryl group preferably an aryl group having 6 to 30 carbon atoms; for example, a phenyl group, a p-tolyl group, a naphthyl group, an m-chlorophenyl group, an o-hexadecanoylaminophenyl group
- Heterocyclic group preferably a monovalent group obtained by removing one hydrogen atom from an aromatic or non-aromatic heterocyclic compound having 5 or 6 members, and more preferably 5 or 6 members having 3 to 30 carbon atoms.
- Alkoxy group preferably a linear or branched alkoxy group having 1 to 30 carbon atoms, for example, a methoxy group
- Heterocyclic oxy group preferably a heterocyclic oxy group having 2 to 30 carbon atoms, for example, 1-phenyltetrazole-5-oxy group, 2-tetrahydropyranyloxy group
- Acyloxy group preferably formyloxy group, alkylcarbonyloxy group having 2 to 30 carbon atoms, arylcarbonyloxy group having 6 to 30 carbon atoms, for example, formyloxy group, acetyloxy group, pivaloyloxy group, stearoyloxy group, benzoyloxy group.
- Carbamoyloxy group (preferably a carbamoyloxy group having 1 to 30 carbon atoms, for example, N, N-dimethylcarbamoyloxy group, N, N-diethylcarbamoyloxy group, morpholinocarbonyloxy group, N, N-di-n- Octylaminocarbonyloxy group, Nn-octylcarbamoyloxy group); Alkoxycarbonyloxy group (preferably alkoxycarbonyloxy group having 2 to 30 carbon atoms, for example, methoxycarbonyloxy group, ethoxycarbonyloxy group, t-butoxycarbonyloxy group, n-octylcarbonyloxy group); Aryloxycarbonyloxy group (preferably aryloxycarbonyloxy group having 7 to 30 carbon atoms, for example, phenoxycarbonyloxy group, p-methoxyphenoxycarbonyloxy group, pn-hexadecyloxyphenoxycarbon
- Diphenylamino group An acylamino group (preferably a formylamino group, an alkylcarbonylamino group having 2 to 30 carbon atoms, an arylcarbonylamino group having 6 to 30 carbon atoms, for example, a formylamino group, an acetylamino group, a pivaloylamino group, a lauroylamino group, a benzoyl). Amino group, 3,4,5-tri-n-octyloxyphenylcarbonylamino group);
- Aminocarbonylamino group (preferably an aminocarbonylamino group having 1 to 30 carbon atoms; for example, a carbamoylamino group, an N, N-dimethylaminocarbonylamino group, an N, N-diethylaminocarbonylamino group, a morpholinocarbonylamino group); Alkoxycarbonylamino group (preferably alkoxycarbonylamino group having 2 to 30 carbon atoms, for example, methoxycarbonylamino group, ethoxycarbonylamino group, t-butoxycarbonylamino group, n-octadecyloxycarbonylamino group, N-methyl-methoxy).
- Alkoxycarbonylamino group preferably alkoxycarbonylamino group having 2 to 30 carbon atoms, for example, methoxycarbonylamino group, ethoxycarbonylamino group, t-butoxycarbonylamino group, n-o
- Carbonylamino group Aryloxycarbonylamino group (preferably an aryloxycarbonylamino group having 7 to 30 carbon atoms; for example, a phenoxycarbonylamino group, a p-chlorophenoxycarbonylamino group, an mn-octyloxyphenoxycarbonylamino group); Sulfamoylamino group (preferably a sulfamoylamino group having 0 to 30 carbon atoms; for example, a sulfamoylamino group, an N, N-dimethylaminosulfonylamino group, an Nn-octylaminosulfonylamino group); An alkyl or arylsulfonylamino group (preferably an alkylsulfonylamino group having 1 to 30 carbon atoms, an arylsulfonylamino group having 6 to 30 carbon atoms, for example, a methylsulfon
- Sulfamoyl group (preferably a sulfamoyl group having 0 to 30 carbon atoms, for example, N-ethylsulfamoyl group, N- (3-dodecyloxypropyl) sulfamoyl group, N, N-dimethylsulfamoyl group, N-acetylsul.
- Famoyl group N-benzoyl sulfamoyl group, N- (N'-phenylcarbamoyl) sulfamoyl group); Sulfone group; Alkyl or arylsulfinyl groups (preferably alkylsulfinyl groups having 1 to 30 carbon atoms, arylsulfinyl groups having 6 to 30 carbon atoms, for example, methylsulfinyl groups, ethylsulfinyl groups, phenylsulfinyl groups, p-methylphenylsulfinyl groups); An alkyl or arylsulfonyl group (preferably an alkylsulfonyl group having 1 to 30 carbon atoms, an arylsulfonyl group having 6 to 30 carbon atoms, for example, a methylsulfonyl group, an ethylsulfonyl group, a phenyls
- An acyl group (preferably a formyl group, an alkylcarbonyl group having 2 to 30 carbon atoms, an arylcarbonyl group having 7 to 30 carbon atoms, a heterocyclic carbonyl group bonded to a carbonyl group with a carbon atom having 4 to 30 carbon atoms, for example.
- Aryloxycarbonyl group preferably an aryloxycarbonyl group having 7 to 30 carbon atoms; for example, a phenoxycarbonyl group, an o-chlorophenoxycarbonyl group, an m-nitrophenoxycarbonyl group, a pt-butylphenoxycarbonyl group
- Alkoxycarbonyl group preferably an alkoxycarbonyl group having 2 to 30 carbon atoms; for example, a methoxycarbonyl group, an ethoxycarbonyl group, a t-butoxycarbonyl group, an n-octadecyloxycarbonyl group
- Carbamoyl group preferably a carbamoyl group having
- Sulfonyl) carbamoyl group Sulfonyl carbamoyl group
- Aryl or heterocyclic azo groups preferably arylazo groups having 6 to 30 carbon atoms, heterocyclic azo groups having 3 to 30 carbon atoms, for example, phenylazo groups, p-chlorophenylazo groups, 5-ethylthio-1,3,4- Thianazol-2-ylazo group
- Imid group preferably N-succinimide group, N-phthalimide group
- Phosphino group preferably a phosphino group having 2 to 30 carbon atoms, for example, a dimethylphosphino group, a diphenylphosphino group, a methylphenoxyphosphino group).
- Phosphinyl group (preferably a phosphinyl group having 2 to 30 carbon atoms, for example, a phosphinyl group, a dioctyloxyphosphinyl group, a diethoxyphosphinyl group); Phosphinyloxy groups (preferably phosphinyloxy groups having 2 to 30 carbon atoms; for example, diphenoxyphosphinyloxy groups, dioctyloxyphosphinyloxy groups); Phosphinylamino group (preferably a phosphinylamino group having 2 to 30 carbon atoms, for example, a dimethoxyphosphinylamino group, a dimethylaminophosphinylamino group);
- one or more hydrogen atoms may be substituted with the above-mentioned substituent T.
- substituents include an alkylcarbonylaminosulfonyl group, an arylcarbonylaminosulfonyl group, an alkylsulfonylaminocarbonyl group and an arylsulfonylaminocarbonyl group.
- Specific examples include a methylsulfonylaminocarbonyl group, a p-methylphenylsulfonylaminocarbonyl group, an acetylaminosulfonyl group, a benzoylaminosulfonyl group and the like.
- compound (1) Specific examples of compound (1) are shown below. In addition, among the following, 1-1 to 24, 1-41 to 1-45, 1-48, 1-49, 1-50, 1-52 to 1-56, 1-59, 1-60 are given by the formula (5). ) Is a specific example of the compound. In the structural formula shown below, Me is a methyl group and tBu is a tert-butyl group.
- the maximum absorption wavelength of compound (1) is preferably in the wavelength range of 360 to 400 nm, and more preferably in the wavelength range of 360 to 390 nm.
- the molar extinction coefficient of compound (1) at the maximum absorption wavelength is preferably 10,000 L / mol ⁇ cm or more, more preferably 20,000 L / mol ⁇ cm or more, and particularly preferably 30,000 L / mol ⁇ cm or more. ..
- the molar extinction coefficient at a wavelength of 400 nm is preferably 1,000 L / mol ⁇ cm or more, more preferably 3,000 L / mol ⁇ cm or more, and particularly preferably 5,000 L / mol ⁇ cm or more.
- the molar extinction coefficient at a wavelength of 420 nm is preferably 3,000 L / mol ⁇ cm or less, more preferably 2,000 L / mol ⁇ cm or less, and preferably 1,000 L / mol ⁇ cm or less. It is even more preferably 500 L / mol ⁇ cm or less, and even more preferably 100 L / mol ⁇ cm or less. Compounds with a small absorption coefficient at 420 nm have very low coloration.
- the maximum absorption wavelength and molar absorption coefficient of compound (1) are spectroscopic spectra of a 0.005% by mass solution prepared by dissolving compound (1) in ethyl acetate at room temperature (25 ° C.) using a 1 cm quartz cell. Can be obtained by measuring. Examples of the measuring device include UV-1800 (manufactured by Shimadzu Corporation).
- Compound (1) can be produced according to the method described in Japanese Patent No. 5376885.
- the compound represented by the formula (5) can also be produced by reacting the compound represented by the formula (6) with the compound represented by the formula (7).
- R 61 and R 62 independently represent a hydrogen atom, an alkyl group or an aryl group, respectively.
- R 63 and R 64 independently represent a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an alkoxy group or an aryloxy group;
- E71 represents a group that reacts with the hydroxy group of formula (6).
- Y 71 represents a single bond or a divalent linking group, and the divalent linking group is a hydrocarbon group or a group having a structure in which two or more hydrocarbon groups are bonded via a linking group.
- Z 71 represents a polymerizable group having an ethylenically unsaturated bond.
- R 61 and R 62 of the formula (6) are synonymous with R 51 and R 52 of the formula (5).
- R 63 and R 64 in formula (6) are synonymous with R 53 and R 54 in formula (5).
- Y 71 in equation (7) is synonymous with Y 51 and Y 52 in equation (5).
- Z 71 in equation (7) is synonymous with Z 51 and Z 52 in equation (5).
- the content of the compound (1) in the total solid content of the polymerizable composition is preferably 0.01 to 50% by mass.
- the lower limit is preferably 0.05% by mass or more, and more preferably 0.1% by mass or more.
- the upper limit is preferably 40% by mass or less, more preferably 30% by mass or less, and even more preferably 20% by mass or less.
- the polymerizable composition may contain only one kind of the compound (1), or may contain two or more kinds of the compound (1). When two or more kinds of the compound (1) are contained, it is preferable that the total amount thereof is in the above range.
- the polymerizable composition of the present invention comprises an ultraviolet absorber having a maximum absorption wavelength on the shorter wavelength side than the compound represented by the formula (1) (hereinafter, also referred to as ultraviolet absorber A). include.
- the maximum absorption wavelength of the ultraviolet absorber A is preferably in the wavelength range of 300 to 380 nm, more preferably in the wavelength range of 300 to 370 nm, and even more preferably in the wavelength range of 310 to 360 nm. It is particularly preferable that the wavelength is in the range of 310 to 350 nm. According to this aspect, it is possible to form a polymer or the like that can block light having a wavelength in the ultraviolet region over a wide range.
- the difference between the maximum absorption wavelength of the compound (1) and the maximum absorption wavelength of the ultraviolet absorber A is preferably 0 to 70 nm, more preferably 20 to 60 nm, and more preferably 30 to 50 nm. More preferred. According to this aspect, it is possible to form a polymer or the like that can block light having a wavelength in the ultraviolet region over a wide range.
- the ultraviolet absorber A is also preferably a compound having a polymerizable group.
- a polymer having more excellent light resistance can be formed.
- the polymerizable group include the polymerizable group having an ethylenically unsaturated bond described in the above-mentioned compound (1), and the (meth) acryloyloxy group, the (meth) acryloylamino group, and the (meth) allyl group. , Or a vinylphenyl group is preferred.
- an aminobutadiene-based compound, a dibenzoylmethane-based compound, a benzophenone-based compound, a benzotriazole-based compound, a hydroxyphenyltriazine-based compound, or the like can be used.
- 2- (2-hydroxyphenyl) benzotriazole-based compounds and 2- (2-hydroxyphenyl) -1,3,5-triazine-based compounds are used because the absorption wavelength is short and the light resistance is relatively high.
- 2-hydroxybenzophenone compounds are particularly preferred.
- Examples of the ultraviolet absorber A include Japanese Patent Application Laid-Open No. 2003-128730, Japanese Patent Application Laid-Open No. 2003-129033, Japanese Patent Application Laid-Open No. 2014-077076, Japanese Patent Application Laid-Open No. 2015-164994, Japanese Patent Application Laid-Open No. 2015-168822, and Japanese Patent Application Laid-Open No. 2018. -135282, 2018-16889, 2018-168278, 2018-188589, 2019-001767, 2020-023697, 2020-041013 No., Japanese Patent No. 5518613, Japanese Patent No. 5868465, Japanese Patent No. 6301526, Japanese Patent No. 6354665, Japanese Patent Application No. 2017-503905, International Publication No.
- UV absorbers having a polymerizable group include 2- [2-hydroxy-5- (2-methacryloyloxyethyl) phenyl] 2H-benzo [d] [1,2,3] triazole (RUVA). -93, manufactured by Otsuka Chemical Co., Ltd.).
- the content of the ultraviolet absorber A in the total solid content of the polymerizable composition is preferably 0.01 to 10% by mass, more preferably 0.01 to 5% by mass.
- the total content of the compound (1) and the ultraviolet absorber A in the total solid content of the polymerizable composition is preferably 0.01 to 20% by mass, more preferably 0.01 to 10% by mass.
- the content of the ultraviolet absorber A is preferably 50 to 400 parts by mass, more preferably 50 to 200 parts by mass with respect to 100 parts by mass of the compound (1).
- the polymerizable composition may contain only one type of ultraviolet absorber A, or may contain two or more types. When two or more kinds of ultraviolet absorbers A are contained, the total amount thereof is preferably in the above range.
- the polymerizable composition can contain a polymerizable compound other than the compound represented by the formula (1).
- a compound that can be polymerized and cured by applying energy can be used without limitation.
- the polymerizable compound include compounds having a polymerizable group having an ethylenically unsaturated bond.
- the polymerizable group having an ethylenically unsaturated bond include a vinyl group, an allyl group, a (meth) acryloyl group, a (meth) acryloyloxy group, a (meth) acryloylamino group, and a vinylphenyl group.
- the polymerizable compound is any of a monomer, a prepolymer (that is, a dimer, a trimer, or an oligomer), a mixture thereof, and a (co) polymer of a compound selected from the monomer and the prepolymer.
- monomers and their (co) polymers include unsaturated carboxylic acids (eg, acrylic acid, methacrylic acid, itaconic acid, crotonic acid, isocrotonic acid, maleic acid, etc.) and their esters, amides, and those described above. Examples include (co) polymers of the components.
- a (meth) acrylate-based monomer and a styrene-based monomer are preferable.
- the (meth) acrylate-based monomer examples include methyl (meth) acrylate, ethyl (meth) acrylate, butyl (meth) acrylate, 2-hydroxyethyl (meth) acrylate, glycidyl (meth) acrylate, and benzyl (meth) acrylate.
- styrene-based monomer examples include styrene, methylstyrene, dimethylstyrene, trimethylstyrene, ethylstyrene, fluorostyrene, chlorostyrene, methoxystyrene, t-butoxystyrene, and divinylbenzene.
- the polymerizable compounds include methyl (meth) acrylate, ethyl (meth) acrylate, butyl (meth) acrylate, 2-hydroxyethyl (meth) acrylate, benzyl (meth) acrylate, and 2-ethylhexyl.
- (Meta) acrylates, dipentaerythritol hexaacrylates and pentaerythritol triacrylates are particularly preferred.
- the details of the structure of the polymerizable compound, whether it is used alone or in combination of two or more, the content of the polymerizable compound, etc., are described in detail in the final performance design of the polymerizable composition. It can be set arbitrarily according to. For example, from the viewpoint of sensitivity, a compound having a structure having a large amount of polymerizable groups per molecule is preferable, and in many cases, bifunctionality or more is preferable. Further, from the viewpoint of increasing the strength of the polymer, a trifunctional or higher functional compound, for example, a hexafunctional (meth) acrylate monomer or the like can be used. Further, compounds having different functional numbers or different polymerizable groups, for example, (meth) acrylate compounds, styrene compounds, vinyl ether compounds and the like may be used in combination.
- the content of the polymerizable compound in the total solid content of the polymerizable composition is preferably 30% by mass or more, more preferably 50% by mass or more, and further preferably 60% by mass or more.
- the upper limit is less than 100% by mass, may be 99.9% by mass or less, and may be 99.5% by mass or less.
- the total content of the compound (1), the ultraviolet absorber A and the polymerizable compound in the total solid content of the polymerizable composition is preferably 30% by mass or more, preferably 50% by mass or more. More preferably, it is more preferably 60% by mass or more.
- the upper limit may be 100% by mass, 99.9% by mass or less, or 99.5% by mass or less.
- the polymerizable composition may contain only one type of polymerizable compound, or may contain two or more types of the polymerizable compound. When two or more kinds of polymerizable compounds are contained, the total amount thereof is preferably in the above range.
- the polymerizable composition can contain a polymerization initiator.
- a polymerization initiator a compound that can generate an initiator required for the polymerization reaction by applying energy can be used.
- the polymerization initiator for example, a photopolymerization initiator and a thermal polymerization initiator can be appropriately selected, and a photopolymerization initiator is preferable.
- the photopolymerization initiator for example, one having photosensitivity to light rays in the ultraviolet region to the visible region is preferable. Further, the photopolymerization initiator may be an activator that produces an active radical by causing some action with the photoexcited sensitizer.
- Examples of the photoradical polymerization initiator include halogenated hydrocarbon derivatives (for example, compounds having a triazine skeleton, compounds having an oxadiazole skeleton, etc.), acylphosphine compounds, hexaarylbiimidazoles, oxime compounds, organic peroxides, and thio. Examples thereof include compounds, ketone compounds, aromatic onium salts, aminoacetophenone compounds, hydroxyacetophenone compounds and the like. Examples of the aminoacetophenone compound include aminoacetophenone-based initiators described in JP-A-2009-191179 and JP-A-10-291969.
- Examples of the acylphosphine compound include the acylphosphine-based initiator described in Japanese Patent No. 4225898.
- Examples of the oxime compound include the compound described in JP-A-2001-233842, the compound described in JP-A-2000-080068, the compound described in JP-A-2006-342166, and paragraphs of JP-A-2016-006475. Examples thereof include the compounds described in Nos. 0073 to 0075.
- the oxime compounds the oxime ester compound is preferable.
- As the photoradical polymerization initiator a synthetic product may be used, or a commercially available product on the market may be used.
- Examples of commercially available hydroxyacetophenone compounds include Omnirad 184, Omnirad 1173, Omnirad 2959, Omnirad 127 (all manufactured by IGM Resins BV) and the like.
- Examples of commercially available aminoacetophenone compounds include Omnirad 907, Omnirad 369, Omnirad 369E, Omnirad 379EG (all manufactured by IGM Resins BV) and the like.
- Examples of commercially available acylphosphine compounds include Omnirad 819, Omnirad TPO (all manufactured by IGM Resins BV) and the like.
- Examples of commercially available oxime compounds include Irgacure OXE01, Irgacure OXE02 (manufactured by BASF), and Irgacure OXE03 (manufactured by BASF).
- the thermal radical polymerization initiator is not particularly limited, and a known thermal radical polymerization initiator can be used.
- a known thermal radical polymerization initiator can be used.
- 2,2'-azobis (isobutyric acid) dimethyl 2,2'-azobisisobutyronitrile, 2,2'-azobis (2,4-dimethyl-4-methoxyvaleronitrile), 2,2'.
- the content of the polymerization initiator in the total solid content of the polymerizable composition is preferably 0.1 to 20% by mass.
- the lower limit is preferably 0.3% by mass or more, and more preferably 0.4% by mass or more.
- the upper limit is preferably 15% by mass or less, and more preferably 10% by mass or less.
- the polymerizable composition may contain only one kind of polymerization initiator, or may contain two or more kinds of polymerization initiators. When two or more kinds of polymerization initiators are contained, the total amount thereof is preferably in the above range.
- the polymerizable composition of the present invention can contain a resin.
- resins include (meth) acrylic resins, polyester resins, polycarbonate resins, vinyl polymers [eg, polydiene resins, polyalkene resins, polystyrene resins, polyvinyl ether resins, polyvinyl alcohol resins, polyvinyl ketone resins, polyfluorovinyl resins and Poly thioether resin, polyphenylene resin, polyurethane resin, polysulfonate resin, nitrosopolymer resin, polysiloxane resin, polysulfide resin, polythioester resin, polysulfone resin, polysulfonamide resin, polyamide resin, polyimine resin, etc.
- a resin having a polymerizable group can also be used.
- Commercially available products of resins having a polymerizable group include dianal BR series (polymethylmethacrylate (PMMA), for example, dianal BR-80, BR-83, BR-87; Mitsubishi Chemical Corporation); Photomer 6173 (containing COOH).
- the cellulose acylate resin As the cellulose acylate resin, the cellulose acylate described in paragraphs 0016 to 0021 of JP2012-215689A is preferably used.
- the polyester resin a commercially available product such as the Byron series (for example, Byron 500) manufactured by Toyobo Co., Ltd. can also be used.
- a commercially available product of the (meth) acrylic resin As a commercially available product of the (meth) acrylic resin, SK Dyne series (for example, SK Dyne-SF2147) manufactured by Soken Chemical Co., Ltd. can also be used.
- the polystyrene resin is preferably a resin containing 50% by mass or more of repeating units derived from a styrene-based monomer, more preferably 70% by mass or more of repeating units derived from a styrene-based monomer, and more preferably styrene-based. It is more preferable that the resin contains 85% by mass or more of the repeating unit derived from the monomer.
- the styrene-based monomer examples include styrene and its derivatives.
- the styrene derivative is a compound in which another group is bonded to styrene, and is, for example, o-methylstyrene, m-methylstyrene, p-methylstyrene, 2,4-dimethylstyrene, o-ethylstyrene, and the like.
- Alkylstyrene such as p-ethylstyrene, and hydroxyl group, alkoxy group, carboxyl group on the benzene nucleus of styrene such as hydroxystyrene, tert-butoxystyrene, vinyl benzoic acid, o-chlorostyrene, p-chlorostyrene, etc.
- Examples thereof include substituted styrene in which halogen and the like are introduced.
- the polystyrene resin may contain a repeating unit derived from a monomer other than the styrene-based monomer.
- Other monomers include alkyl (meth) acrylates such as methyl (meth) acrylate, cyclohexyl (meth) acrylate, methylphenyl (meth) acrylate, isopropyl (meth) acrylate; methacrylic acid, acrylic acid, itaconic acid, maleic acid, etc.
- Unsaturated carboxylic acid monomers such as fumaric acid and cinnamic acid; unsaturated dicarboxylic acid anhydride monomers which are anhydrides such as maleic anhydride, itaconic acid, ethyl maleic acid, methylitaconic acid and chloromaleic acid; acrylonitrile and methacrylonitrile.
- Unsaturated nitrile monomers such as 1,3-butadiene, 2-methyl-1,3-butadiene (isoprene), 2,3-dimethyl-1,3-butadiene, 1,3-pentadiene, 1,3-hexadiene, etc. Examples thereof include the conjugated diene of.
- polystyrene resins examples include AS-70 (acrylonitrile / styrene copolymer resin, manufactured by Nippon Steel & Sumikin Chemical Co., Ltd.), SMA2000P (styrene / maleic acid copolymer, Kawahara Yuka Co., Ltd.) and the like.
- the weight average molecular weight (Mw) of the resin is preferably 3000 to 2000000.
- the upper limit is preferably 1,000,000 or less, more preferably 500,000 or less.
- the lower limit is preferably 4000 or more, more preferably 5000 or more.
- the total light transmittance of the resin is preferably 80% or more, more preferably 85% or more, and further preferably 90% or more.
- the total light transmittance of the resin is a value measured based on the contents described in "4th Edition Experimental Chemistry Course 29 Polymer Material Medium” (Maruzen, 1992), pp. 225 to 232, edited by the Chemical Society of Japan. Is.
- the content of the resin in the total solid content of the polymerizable composition is preferably 1 to 99.9% by mass.
- the lower limit is preferably 20% by mass or more, more preferably 30% by mass or more, and further preferably 40% by mass or more.
- the upper limit is preferably 99% by mass or less, and more preferably 95% by mass or less.
- the polymerizable composition may contain only one kind of resin, or may contain two or more kinds of resins. When two or more kinds of resins are contained, the total amount thereof is preferably in the above range.
- the polymerizable composition of the present invention can contain a silane coupling agent.
- the silane coupling agent means a silane compound having a hydrolyzable group and other functional groups.
- the hydrolyzable group refers to a substituent that is directly linked to a silicon atom and can form a siloxane bond by at least one of a hydrolysis reaction and a condensation reaction.
- the hydrolyzable group include a halogen atom, an alkoxy group, an acyloxy group and the like, and an alkoxy group is preferable. That is, the silane coupling agent is preferably a compound having an alkoxysilyl group.
- Examples of the functional group other than the hydrolyzable group include a vinyl group, a (meth) allyl group, a (meth) acryloyl group, a mercapto group, an epoxy group, an oxetanyl group, an amino group, a ureido group, a sulfide group and an isocyanate group.
- a phenyl group and the like preferably an amino group, a (meth) acryloyl group and an epoxy group.
- Specific examples of the silane coupling agent include the compounds described in paragraphs 0018 to 0036 of JP2009-288703 and the compounds described in paragraphs 0056 to 0066 of JP2009-242604A.
- silane coupling agents examples include A-50 (organosilane) manufactured by Soken Chemical Co., Ltd.
- the content of the silane coupling agent in the total solid content of the polymerizable composition is preferably 0.1 to 5% by mass.
- the upper limit is preferably 3% by mass or less, more preferably 2% by mass or less.
- the lower limit is preferably 0.5% by mass or more, more preferably 1% by mass or more.
- the polymerizable composition may contain only one type of silane coupling agent, or may contain two or more types of silane coupling agent. When two or more kinds of silane coupling agents are contained, the total amount thereof is preferably in the above range.
- the polymerizable composition of the present invention can contain a solvent.
- the solvent can be used without particular limitation.
- the solvent is preferably an organic solvent.
- Examples of the organic solvent include ester-based solvents, ether-based solvents, ketone-based solvents, aromatic hydrocarbon-based solvents and the like.
- Ester-based solvents include ethyl acetate, -n-butyl acetate, isobutyl acetate, amyl formate, isoamyl acetate, butyl propionate, isopropyl butyrate, ethyl butyrate, butyl butyrate, methyl lactate, ethyl lactate, and alkyl alkoxyacetic acid esters (eg).
- Methyl alkoxyacetate, ethyl alkoxyacetate, butyl alkoxyacetate specifically, methyl methoxyacetate, ethyl methoxyacetate, butyl methoxyacetate, methyl ethoxyacetate, ethyl ethoxyacetate, etc.
- 3-alkoxypropionate alkyl esters specifically
- Methyl 3-alkoxypropionate, ethyl 3-alkoxypropionate, etc. Specifically, methyl 3-methoxypropionate, ethyl 3-methoxypropionate, methyl 3-ethoxypropionate, ethyl 3-ethoxypropionate, etc.
- 2-Arkoxypropionate alkyl esters eg, 2-alkoxypropionate methyl, 2-alkoxypropionate ethyl, 2-alkoxypropionate propyl, etc. (specifically, 2-methoxypropionate methyl, 2- Ethyl methoxypropionate, propyl 2-methoxypropionate, methyl 2-ethoxypropionate, ethyl 2-ethoxypropionate, etc.)
- Methyl 2-methoxy-2-methylpropionate ethyl 2-ethoxy-2-methylpropionate, etc.
- ether-based solvents include diethylene glycol dimethyl ether, tetrahydrofuran, ethylene glycol monomethyl ether, ethylene glycol monoethyl ether, methyl cellosolve acetate, ethyl cellosolve acetate, diethylene glycol monomethyl ether, diethylene glycol monoethyl ether, diethylene glycol monobutyl ether, propylene glycol monomethyl ether, and propylene glycol.
- ketone solvent examples include methyl ethyl ketone, cyclohexanone, 2-heptanone, 3-heptanone and the like.
- aromatic hydrocarbon solvent examples include toluene, xylene and the like.
- organic solvents may be used alone in the polymerizable composition, or may be used in combination of two or more.
- the organic solvent is methyl 3-ethoxypropionate, ethyl 3-ethoxypropionate, ethyl cellosolve acetate, ethyl lactate, diethylene glycol dimethyl ether, butyl acetate, methyl 3-methoxypropionate, 2- It is preferable to contain two or more selected from the group consisting of heptanone, cyclohexanone, ethyl carbitol acetate, butyl carbitol acetate, propylene glycol monomethyl ether acetate, and propylene glycol monomethyl ether acetate.
- the content of the solvent in the polymerizable composition is preferably 80% by mass or less, more preferably 50% by mass or less, further preferably 30% by mass or less, and 10% by mass or less. Is even more preferable, and it is particularly preferable that the solvent is substantially not contained from the viewpoint of simplifying the production process of the polymer.
- the case where the polymerizable composition does not substantially contain a solvent means that the content of the solvent in the polymerizable composition is 1% by mass or less, and is 0.5% by mass or less. It is preferable, it is more preferably 0.1% by mass or less, and it is particularly preferable that it does not contain a solvent.
- the polymerizable composition of the present invention can contain a surfactant.
- the surfactant include the surfactants described in paragraph No. 0017 of Japanese Patent No. 4502784 and paragraph numbers 0060 to 0071 of Japanese Patent Application Laid-Open No. 2009-237362.
- the surfactant examples include a fluorine-based surfactant, a silicone-based surfactant, a nonionic surfactant, an anionic surfactant, a cationic surfactant, and the like, and the fluorine-based surfactant or the silicone-based surfactant. It is preferably an agent.
- fluorine-based surfactants include, for example, Megafuck F-171, F-172, F-173, F-176, F-177, F-141, F-142, F-143, F-144. , F-437, F-475, F-477, F-479, F-482, F-551-A, F-552, F-554, F-555-A, F-556, F-557, F -558, F-559, F-560, F-561, F-565, F-563, F-568, F-575, F-780, EXP, MFS-330, R-41, R-41-LM , R-01, R-40, R-40-LM, RS-43, TF-1956, RS-90, R-94, RS-72-K, DS-21 (all manufactured by DIC Co., Ltd.), Florard FC430, FC431, FC171 (all manufactured by Sumitomo 3M Co., Ltd.), Surfron S-382, SC-101, SC-
- the fluorine-based surfactant has a molecular structure having a functional group containing a fluorine atom, and an acrylic compound in which a portion of the functional group containing a fluorine atom is cleaved and the fluorine atom volatilizes when heat is applied is also suitable.
- a fluorosurfactant include Megafuck DS series manufactured by DIC Corporation (The Chemical Daily (February 22, 2016), Nikkei Sangyo Shimbun (February 23, 2016)), for example, Megafuck. DS-21 can be mentioned.
- fluorine-based surfactant it is also preferable to use a polymer of a fluorine atom-containing vinyl ether compound having a fluorinated alkyl group or a fluorinated alkylene ether group and a hydrophilic vinyl ether compound.
- a block polymer can also be used as the fluorine-based surfactant.
- the fluorine-based surfactant has a repeating unit derived from a (meth) acrylate compound having a fluorine atom and 2 or more (preferably 5 or more) alkyleneoxy groups (preferably ethyleneoxy groups and propyleneoxy groups) (meth).
- a fluorine-containing polymer compound containing a repeating unit derived from an acrylate compound can also be preferably used.
- a fluorine-based surfactant a fluorine-containing polymer having an ethylenically unsaturated bond-containing group in the side chain can also be used.
- Megafuck RS-101, RS-102, RS-718K, RS-72-K (all manufactured by DIC Corporation) and the like can be mentioned.
- silicone-based surfactant examples include a linear polymer composed of a siloxane bond and a modified siloxane polymer having an organic group introduced into a side chain or a terminal.
- Commercially available silicone-based surfactants include DOWSIL 8032 ADDITIVE, Torre Silicone DC3PA, Torre Silicone SH7PA, Torre Silicone DC11PA, Torre Silicone SH21PA, Torre Silicone SH28PA, Torre Silicone SH29PA, Torre Silicone SH30PA, Torre Silicone SH8400 (above, Toray).
- nonionic surfactant examples include glycerol, trimethylolpropane, trimethylolethane, their ethoxylates and propoxylates (eg, glycerol propoxylate, glycerol ethoxylate, etc.), polyoxyethylene lauryl ether, polyoxyethylene stearyl ether, and the like.
- examples thereof include polyoxyethylene oleyl ether, polyoxyethylene octylphenyl ether, polyoxyethylene nonylphenyl ether, polyethylene glycol dilaurate, polyethylene glycol distearate, and sorbitan fatty acid ester.
- nonionic surfactants include Pluronic L10, L31, L61, L62, 10R5, 17R2, 25R2 (above, manufactured by BASF), Tetronic 304, 701, 704, 901, 904, 150R1 (above, BASF).
- Solspers 20000 (above, manufactured by Nippon Lubrizol Co., Ltd.), NCW-101, NCW-1001, NCW-1002 (above, manufactured by Fujifilm Wako Pure Chemical Industries, Ltd.), Pionin D-6112, D- Examples thereof include 6112-W, D-6315 (above, manufactured by Takemoto Oil & Fat Co., Ltd.), Orfin E1010, Surfinol 104, 400, 440 (above, manufactured by Nissin Chemical Industries, Ltd.) and the like.
- the content of the surfactant in the total solid content of the polymerizable composition is preferably 0.01 to 3% by mass, more preferably 0.05 to 1% by mass. It is preferable, and more preferably 0.1 to 0.8% by mass.
- the polymerizable composition may contain only one type of surfactant, or may contain two or more types of surfactant. When two or more kinds of surfactants are contained, the total amount thereof is preferably in the above range.
- the polymerizable composition of the present invention can contain an acid generator.
- the acid generator may be a photoacid generator or a thermal acid generator.
- an acid generator means a compound which generates an acid by applying energy such as heat and light.
- the thermal acid generator means a compound that generates an acid by thermal decomposition.
- the photoacid generator means a compound that generates an acid by irradiation with light. Examples of the type of acid generator, specific compounds, and preferable examples include the compounds described in paragraphs 0066 to 0122 of JP-A-2008-013646, which can also be applied to the present invention. can.
- thermoacid generator examples include compounds having a pyrolysis temperature in the range of 130 ° C to 250 ° C, and more preferably in the range of 150 ° C to 220 ° C.
- thermoacid generator examples include compounds that generate a low nucleophilic acid such as a sulfonic acid, a carboxylic acid, and a disulfonylimide by heating.
- an acid having a pKa of 4 or less is preferable, an acid having a pKa of 3 or less is more preferable, and an acid having a pKa of 2 or less is further preferable.
- sulfonic acid an alkylcarboxylic acid substituted with an electron attractant, an arylcarboxylic acid, a disulfonylimide, or the like is preferable.
- the electron-withdrawing group include a halogen atom such as a fluorine atom, a haloalkyl group such as a trifluoromethyl group, a nitro group, and a cyano group.
- Examples of the photoacid generator include onium salt compounds such as diazonium salt, phosphonium salt, sulfonium salt, and iodonium salt, which are decomposed by light irradiation to generate acid, imide sulfonate, oxime sulfonate, diazodisulfone, disulfone, ortho-nitrobenzyl. Examples thereof include sulfonate compounds such as sulfonate.
- photoacid generators examples include WPAG-469 (manufactured by Fujifilm Wako Pure Chemical Industries, Ltd.), CPI-100P (manufactured by Sun Appro Co., Ltd.), Irgacure 290 (manufactured by BASF Japan Co., Ltd.) and the like. Further, 2-isopropylthioxanthone or the like can also be used as the photoacid generator.
- the content of the acid generator in the total solid content of the polymerizable composition is preferably 0.1 to 20% by mass.
- the lower limit is preferably 0.5% by mass or more, and more preferably 1% by mass or more.
- the upper limit is preferably 15% by mass or less, and more preferably 10% by mass or less.
- the polymerizable composition may contain only one kind of acid generator, or may contain two or more kinds of acid generators. When two or more kinds of acid generators are contained, the total amount thereof is preferably in the above range.
- the polymerizable composition can contain a catalyst.
- the catalyst include acid catalysts such as hydrochloric acid, sulfuric acid, acetic acid and propionic acid, and base catalysts such as sodium hydroxide, potassium hydroxide and triethylamine.
- the content of the catalyst in the total solid content of the polymerizable composition is preferably 0.1 to 20% by mass.
- the lower limit is preferably 0.5% by mass or more, and more preferably 1% by mass or more.
- the upper limit is preferably 15% by mass or less, and more preferably 10% by mass or less.
- the polymerizable composition may contain only one type of catalyst, or may contain two or more types of catalyst. When two or more kinds of catalysts are contained, the total amount thereof is preferably in the above range.
- the polymerizable composition of the present invention may appropriately contain other additives in addition to the above-mentioned components, if necessary.
- Other additives include, for example, fillers, plasticizers, adhesion promoters, antioxidants, antiaggregating agents, processing stabilizers, compatibilizers, dispersants, foam inhibitors, dyes, pigments, infrared absorbers, etc. Examples include fragrances and inorganic substances.
- plasticizer examples include phthalates (eg, dimethyl phthalate, diethyl phthalate, diisopropyl phthalate, dibutyl phthalate, diisobutyl phthalate, dihexyl phthalate, dicyclohexyl phthalate, and diphenyl phthalate) and phosphate esters.
- phthalates eg, dimethyl phthalate, diethyl phthalate, diisopropyl phthalate, dibutyl phthalate, diisobutyl phthalate, dihexyl phthalate, dicyclohexyl phthalate, and diphenyl phthalate
- phosphate esters for example, trimethyl phosphate, triethyl phosphate, tributyl phosphate, triphenyl phosphate, and tricresyl phosphate
- trimellitic acid esters eg, tributyl trimellitic acid, and tris trimellitic acid (2-ethy
- Examples thereof include fatty acid esters (eg, dimethyl adipate, diethyl adipate, dipropyl adipate, diisopropyl adipate, dibutyl adipate, diisobutyl adipate, dimethyl dodecanoate, dibutyl maleate, and ethyl oleate).
- examples of the antioxidant include phosphorus-based antioxidants and hydroxylamine-based antioxidants.
- Examples of the phosphorus-based antioxidant include phosphite-based antioxidants (eg, tris (4-methoxy-3,5-diphenyl) phosphite, tris (nonylphenyl) phosphite, tris (2,4-di-).
- tert-butylphenyl) phosphite bis (2,6-di-tert-butyl-4-methylphenyl) pentaerythritol diphosphite, and bis (2,4-di-tert-butylphenyl) pentaerythritol diphosphite ).
- the hydroxylamine-based antioxidant include N, N-dioctadecylhydroxylamine and N, N-dibenzylhydroxylamine.
- the polymerizable composition of the present invention can be suitably used for applications that may be exposed to sunlight or light including ultraviolet rays, and can be suitably used as an ultraviolet shielding material.
- Specific examples include coating materials or films for window glass of houses, facilities, transportation equipment, etc .; interior / exterior materials and interior / exterior paints of houses, facilities, transportation equipment, etc .; members for light sources that emit ultraviolet rays, such as fluorescent lamps and mercury lamps.
- the polymerizable composition of the present invention is preferably used for an ultraviolet cut filter, a lens, or a protective material.
- the form of the protective material is not particularly limited, and examples thereof include a coating film, a film, and a sheet. Further, the polymerizable composition of the present invention can also be used as a pressure-sensitive adhesive or an adhesive.
- the polymerizable composition of the present invention can also be used for various members of a display device.
- a liquid crystal display device it can be used for each member constituting the liquid crystal display device such as an antireflection film, a polarizing plate protective film, an optical film, a retardation film, an adhesive, and an adhesive.
- an organic electroluminescence display device an optical film, a polarizing plate protective film in a circular polarizing plate, a retardation film such as a 1/4 wave plate, and an organic electroluminescence display device such as an adhesive or an adhesive are configured. It can be used for each member.
- the first aspect of the polymer of the present invention is obtained by using the above-mentioned polymerizable composition of the present invention (hereinafter, also referred to as polymer (1)).
- the polymer (1) contains an ultraviolet absorber A and contains a structure derived from the compound (1).
- the polymer (1) further contains a component derived from the material contained in the above-mentioned polymerizable composition. Further, when the above-mentioned polymerizable composition further contains a polymerizable compound, the polymer (1) may form a copolymer of the compound (1) and the polymerizable compound.
- the polymer (1) may form a copolymer of the compound (1) and the ultraviolet absorber A.
- the polymer (1) may form a copolymer of the compound (1), the ultraviolet absorber A, and the polymerizable compound.
- the second aspect of the polymer of the present invention is a polymer containing a structure derived from the compound represented by the above-mentioned formula (5) (hereinafter, also referred to as polymer (5)).
- the polymer (5) may contain a structure derived from the above-mentioned polymerizable compound. That is, the polymer (5) may form a copolymer of the compound represented by the above-mentioned formula (5) and the polymerizable compound.
- the polymer (5) may contain a structure derived from the ultraviolet absorber A. That is, the polymer (5) may form a copolymer of the compound represented by the above formula (5), the polymerizable compound, and the ultraviolet absorber A.
- the content of the structure derived from the compound represented by the formula (5) in the polymer (5) is preferably 0.01 to 100% by mass.
- the upper limit is more preferably 50% by mass or less, and further preferably 10% by mass or less.
- the lower limit is more preferably 0.02% by mass or more, and further preferably 0.1% by mass or more.
- the content of the structure derived from the above-mentioned polymerizable compound in the polymer (5) is preferably 50 to 99.99% by mass.
- the upper limit is more preferably 99.99% by mass or less, and further preferably 99.9% by mass or less.
- the lower limit is more preferably 50% by mass or more, further preferably 90% by mass or more.
- the content of the structure derived from the ultraviolet absorber A in the polymer (5) is preferably 0.01 to 90% by mass.
- the upper limit is more preferably 50% by mass or less, and further preferably 10% by mass or less.
- the lower limit is more preferably 0.02% by mass or more, and further preferably 0.1% by mass or more.
- the weight average molecular weight of the polymer (5) is preferably 5,000 to 80,000, more preferably 10,000 to 60,000, and even more preferably 10,000 to 40,000. ..
- the ultraviolet absorber of the present invention contains the compound represented by the above-mentioned formula (5).
- the ultraviolet shielding material of the present invention contains the above-mentioned polymer of the present invention.
- the ultraviolet shielding material of the present invention may be formed by using the polymerizable composition of the present invention, or may be formed by using a composition containing the polymer of the present invention.
- Examples of the composition include a composition containing a polymer and a resin.
- Examples of the resin include the above-mentioned resins.
- the shape of the UV shielding material can be appropriately selected according to the application and purpose. For example, coating film-like, film-like, sheet-like, plate-like, lenticular-like, tubular, fibrous-like and the like can be mentioned. Further, the ultraviolet shielding material of the present invention can also be used as an adhesive or an adhesive.
- the content of the compound (1) or the structure derived from the compound (1) in the UV shielding material is preferably in the range of 0.005 mmol / m 2 to 1 mmol / m 2 , and is preferably 0.1 mmol / m 2 to 0.5 mmol / m 2 . It is more preferable that the range is.
- the ultraviolet shielding material by laminating it on the support.
- the ultraviolet shielding material there is a laminate having a support and the ultraviolet shielding material of the present invention.
- the thickness of the ultraviolet shielding layer in the above-mentioned laminate is preferably 1 ⁇ m to 2500 ⁇ m, and more preferably 10 ⁇ m to 500 ⁇ m.
- the support is preferably a material having transparency within a range that does not impair the optical performance.
- the transparency of the support means that it is optically transparent, and specifically, that the total light transmittance of the support is 85% or more.
- the total light transmittance of the support is preferably 90% or more, more preferably 95% or more.
- a resin film can be mentioned as a suitable example.
- the resin constituting the resin film include an ester resin (for example, polyethylene terephthalate (PET), polyethylene naphthalate (PEN), polybutylene terephthalate (PBT), polycyclohexanedimethylene terephthalate (PCT), etc.), and an olefin resin (for example, Polypropylene (PP), polyethylene (PE), etc.), polyvinyl chloride (PVA), tricellulose acetate (TAC) and the like can be mentioned.
- PET is preferable in terms of versatility.
- the thickness of the support can be appropriately selected according to the intended use or purpose. Generally, the thickness is preferably 5 ⁇ m to 2500 ⁇ m, more preferably 20 ⁇ m to 500 ⁇ m.
- the support is a peelable support.
- a laminate is preferably used for a polarizing plate or the like.
- Examples of the peelable support include those described later.
- the laminate can be formed by applying a composition for forming an ultraviolet shielding material onto a transparent body to form a composition layer, and then applying energy to cure the composition layer.
- energy applying method include heating and light irradiation, and light irradiation is preferable, and ultraviolet irradiation is more preferable.
- the solvent contained in the composition layer is dried to reduce the amount of the solvent before the composition layer is cured.
- the drying method include a known method, for example, a method of blowing warm air, a method of passing through a drying zone controlled to a predetermined temperature, a method of drying with a heater provided in a transport roll, and the like.
- an ultraviolet lamp can be used.
- the amount of light irradiation is preferably in the range of 10 mJ / cm 2 to 1000 mJ / cm 2 .
- the composition layer is suitably cured.
- the oxygen concentration can be lowered by purging the ultraviolet-irradiated region with an inert gas such as nitrogen gas for the purpose of suppressing the inhibition of curing by oxygen and further promoting the surface curing of the composition layer. ..
- the oxygen concentration when lowering the oxygen concentration in the curing zone is preferably 0.01% to 5%.
- the temperature at the time of curing can be increased for the purpose of accelerating the curing reaction of the composition layer.
- the temperature is preferably 25 ° C to 100 ° C, more preferably 30 ° C to 80 ° C, and even more preferably 40 ° C to 70 ° C.
- the ultraviolet shielding material of the present invention can also be produced by placing the polymerizable composition of the present invention or a semi-cured product obtained by irradiating and / or heating the polymerizable composition of the present invention in a molding die, and irradiating and / or heating the polymer to form the polymer. .. Further, the ultraviolet shielding material of the present invention is produced by placing a composition containing the polymer of the present invention or a semi-cured product obtained by irradiating / or heating the composition with light in a molding die, and irradiating with light and / or heating to form. You can also do it.
- the ultraviolet shielding material of the present invention can be used for various optical members.
- the optical member include an ultraviolet cut filter, a lens, and a protective material.
- the optical member may be obtained by using an adhesive or an adhesive containing the ultraviolet shielding material of the present invention.
- Examples of such an optical member include a member in which a polarizing plate and a polarizing plate protective film are attached by using an adhesive or an adhesive containing an ultraviolet shielding material.
- the ultraviolet cut filter can be used for articles such as optical filters, display devices, solar cells, and windowpanes.
- the type of display device is not particularly limited, and examples thereof include a liquid crystal display device and an organic electroluminescence display device.
- the lens is a lens formed by the ultraviolet shielding material of the present invention itself; a coating film on the lens surface or an intermediate layer (adhesive layer or adhesive layer) of a bonded lens containing the ultraviolet shielding material of the present invention. And so on.
- the type of protective material is not particularly limited, and examples thereof include a protective material for display devices, a protective material for solar cells, and a protective material for window glass.
- the shape of the protective material is not particularly limited, and examples thereof include a coating film shape, a film shape, and a sheet shape.
- a resin film can be mentioned.
- the resin film can be formed by using the resin composition containing the above-mentioned ultraviolet shielding material of the present invention and a resin. It can also be formed by using the above-mentioned polymerizable composition of the present invention containing a resin.
- the resin used in the resin composition for forming a resin film include the above-mentioned resins, and (meth) acrylic resin, polyester fiber, cyclic olefin resin and cellulose acylate resin are preferable, and cellulose acylate resin is more preferable.
- the resin composition containing the cellulose acylate resin can contain the additives described in paragraphs 0022 to 0067 of JP2012-215689A.
- Such additives include sugar esters and the like.
- sugar ester compound By adding the sugar ester compound to the resin composition containing the cellulose acylate resin, it is possible to reduce the total haze and the internal haze without impairing the expression of optical properties and even if the heat treatment is not performed before the stretching step. can.
- the resin film (cellulose acylate film) can be produced by the method described in paragraphs 0068 to 0906 of JP2012-215689A using the resin composition containing the cellulose acylate resin.
- the hard coat layer described in paragraph Nos. 0097 to 0113 of JP2012-215689A may be further laminated on the resin film.
- optical member there is a laminate having a support and the ultraviolet shielding material of the present invention.
- the thickness of the ultraviolet shielding material (ultraviolet shielding material layer) in the laminate is preferably 1 ⁇ m to 2500 ⁇ m, and more preferably 10 ⁇ m to 500 ⁇ m.
- the support is preferably a material having transparency within a range that does not impair the optical performance.
- the transparency of the support means that it is optically transparent, and specifically, that the total light transmittance of the support is 85% or more.
- the total light transmittance of the support is preferably 90% or more, more preferably 95% or more.
- a resin film can be mentioned as a suitable example.
- the resin constituting the resin film include an ester resin (for example, polyethylene terephthalate (PET), polyethylene naphthalate (PEN), polybutylene terephthalate (PBT), polycyclohexanedimethylene terephthalate (PCT), etc.), and an olefin resin (for example, Polypropylene (PP), polyethylene (PE), etc.), polyvinyl chloride (PVA), tricellulose acetate (TAC) and the like can be mentioned.
- PET is preferable in terms of versatility.
- the thickness of the support can be appropriately selected according to the intended use or purpose. Generally, the thickness is preferably 5 ⁇ m to 2500 ⁇ m, more preferably 20 ⁇ m to 500 ⁇ m.
- the support is a peelable support.
- a laminate is preferably used for a polarizing plate or the like.
- the peelable support is a support capable of peeling the support from the ultraviolet shielding material.
- the stress when peeling the support from the ultraviolet shielding material is preferably 0.05 N / 25 mm or more and 2.00 N / 25 mm or less, and more preferably 0.08 N / 25 mm or more and 0.50 N / 25 mm or less. , 0.11N / 25mm or more and 0.20N / 25mm or less is more preferable.
- the stress when peeling the support from the ultraviolet shielding material is that the surface of the laminate cut to a width of 25 mm and a length of 80 mm is attached to a glass substrate via an acrylic adhesive sheet and fixed, and then pulled.
- a testing machine RTF-1210 manufactured by A & D Co., Ltd.
- the peelable support preferably contains polyethylene terephthalate (PET) as a main component (a component having the highest mass-based content among the components constituting the support).
- PET polyethylene terephthalate
- the weight average molecular weight of PET is preferably 20,000 or more, more preferably 30,000 or more, and further preferably 40,000 or more.
- the weight average molecular weight of PET can be determined by dissolving the support in hexafluoroisopropanol (HFIP) and using the above-mentioned GPC method.
- the thickness of the support is not particularly limited, but is preferably 0.1 to 100 ⁇ m, more preferably 0.1 to 75 ⁇ m, still more preferably 0.1 to 55 ⁇ m, and even more preferably 0.1. It is particularly preferably about 10 ⁇ m.
- the support may be subjected to corona treatment, glow discharge treatment, undercoating or the like as known surface treatments.
- the laminate can be formed by applying a composition for forming an ultraviolet shielding material onto a transparent body to form a composition layer, and then applying energy to cure the composition layer.
- energy applying method include heating and light irradiation, and light irradiation is preferable, and ultraviolet irradiation is more preferable.
- the solvent contained in the composition layer is dried to reduce the amount of the solvent before the composition layer is cured.
- the drying method include a known method, for example, a method of blowing warm air, a method of passing through a drying zone controlled to a predetermined temperature, a method of drying with a heater provided in a transport roll, and the like.
- an ultraviolet lamp can be used.
- the amount of light irradiation is preferably in the range of 10 mJ / cm 2 to 1000 mJ / cm 2 .
- the composition layer is suitably cured.
- the oxygen concentration can be lowered by purging the ultraviolet-irradiated region with an inert gas such as nitrogen gas for the purpose of suppressing the inhibition of curing by oxygen and further promoting the surface curing of the composition layer. ..
- the oxygen concentration when lowering the oxygen concentration in the curing zone is preferably 0.01% to 5%.
- the temperature at the time of curing can be increased for the purpose of accelerating the curing reaction of the composition layer.
- the temperature is preferably 25 ° C to 100 ° C, more preferably 30 ° C to 80 ° C, and even more preferably 40 ° C to 70 ° C.
- any of the support, the hard coat layer, and the adhesive layer or the adhesive layer may contain the above-mentioned ultraviolet shielding material of the present invention.
- the hard coat layer for example, JP2013-0455045, JP2013-043352, JP2012-223459, JP2012-128157, JP2011-131409, JP2011. -131404, JP-A-2011-126162, JP-A-2011-075705, JP-A-2009-286981, JP-A-2009-263567, JP-A-2009-075248, JP-A-2007-164206 No., JP-A-2006-096811, JP-A-2004-075970, JP-A-2002-156505, JP-A-2001-272503, International Publication No. 2012/01887, International Publication No. 2012/098967 , International Publication No. 2012/086659, and International Publication No. 2011/105594 can be applied.
- the thickness of the hard coat layer is preferably 5 ⁇ m to 100 ⁇ m from the viewpoint of further improving the scratch resistance.
- the optical member of this form has an adhesive layer or an adhesive layer on the side opposite to the side having the hard coat layer of the support base material.
- the type of the pressure-sensitive adhesive or the adhesive used for the pressure-sensitive adhesive layer or the adhesive layer is not particularly limited, and a known pressure-sensitive adhesive or an adhesive can be used.
- the pressure-sensitive adhesive or the adhesive contains the acrylic resin described in paragraphs 0056 to 0076 of JP-A-2017-1424112 and the cross-linking agent described in paragraph numbers 0077-0087 of JP-A-2017-1424112. It is also preferable to use.
- the pressure-sensitive adhesive or the adhesive is an adhesion improver (silane compound) described in paragraph Nos.
- the adhesive layer or the adhesive layer can be formed by the method described in paragraph Nos. 00099 to 0100 of JP-A-2017-142421.
- the thickness of the adhesive layer or the adhesive layer is preferably 5 ⁇ m to 100 ⁇ m in terms of both adhesive strength and handleability.
- the optical member of the present invention can be preferably used as a component of a display such as a liquid crystal display device (LCD) and an organic electroluminescence display device (OLED).
- LCD liquid crystal display device
- OLED organic electroluminescence display device
- the liquid crystal display device examples include a liquid crystal display device containing the ultraviolet shielding material of the present invention in a member such as an antireflection film, a polarizing plate protective film, an optical film, a retardation film, an adhesive, and an adhesive.
- the optical member including the ultraviolet shielding material of the present invention may be arranged on either the viewer side (front side) or the backlight side with respect to the liquid crystal cell, and the side far from the liquid crystal cell with respect to the polarizing element (). It can be placed on either the outer side (outer) or the near side (inner).
- the organic electroluminescence display device contains the ultraviolet shielding material of the present invention in a member such as an optical film, a polarizing plate protective film in a circular polarizing plate, a retardation film such as a 1/4 wave plate, an adhesive, and an adhesive.
- An organic electroluminescence display device can be mentioned.
- ⁇ Measurement method of molar extinction coefficient and maximum absorption wavelength For the maximum absorption wavelength and molar absorption coefficient of the sample, a 0.005 mass% solution prepared by dissolving the sample in ethyl acetate (solvent) was measured at room temperature (25 ° C.) using a 1 cm quartz cell. I asked for it. UV-1800 (manufactured by Shimadzu Corporation) was used as the measuring device.
- the reaction mixture was cooled to room temperature, 30 mL of ion-exchanged water was added, and the mixture was allowed to stand overnight.
- the precipitated crystals were collected by filtration and washed with ion-exchanged water.
- the obtained crystals are dried at room temperature and then recrystallized from 10 mL of acetonitrile using a very small amount of 2,6-di-t-butyl-4-methylphenol to obtain 1.7 g of the target compound 1-1. Obtained.
- the reaction mixture was cooled to room temperature, 30 mL of ion-exchanged water was added, and the mixture was allowed to stand overnight.
- the precipitated crystals were collected by filtration and washed with ion-exchanged water.
- the obtained crystals were dried at room temperature, then dissolved in 15 mL of ethyl acetate using a very small amount of 2,6-di-t-butyl-4-methylphenol, and 15 mL of hexane was added dropwise.
- the precipitated crystals were collected by filtration and dried at room temperature. After purification by silica gel chromatography, 5 mL of ethyl acetate and a small amount of 2,6-di-t-butyl-4-methylphenol were added, and after heating and dissolving, 50 mL of hexane was added. The precipitated crystals were collected by filtration and dried at room temperature to obtain 1.5 g of the target compound 1-47.
- the precipitated crystals were collected by filtration and washed with ion-exchanged water.
- the obtained crystals were dried at room temperature and then recrystallized from 12 mL of acetonitrile using a very small amount of hydroquinone monomethyl ether to obtain 1.18 g of the target compound 1-9.
- the reaction mixture was cooled to room temperature, 30 mL of ion-exchanged water was added, and the mixture was extracted with 30 mL of ethyl acetate.
- the obtained organic layer was washed successively with 30 mL of ion-exchanged water and 30 mL of saturated brine, dried over magnesium sulfate, filtered and concentrated. At this time, a very small amount of p-methoxyphenol was added.
- the obtained oil was purified by silica gel column chromatography, 2 mL of methanol was added, and the precipitated crystals were collected by filtration. The obtained crystals were dried at room temperature to obtain 149 mg of the target compound 1-50.
- the reaction mixture was cooled to room temperature, 30 mL of ion-exchanged water was added, and the mixture was extracted with 30 mL of ethyl acetate.
- the obtained organic layer was washed with 30 mL of saturated brine, dried over magnesium sulfate, filtered and concentrated. At this time, a very small amount of p-methoxyphenol was added.
- the obtained oil was purified by silica gel column chromatography, 12 mL of methanol was added, and the precipitated crystals were collected by filtration. The obtained crystals were dried at room temperature to obtain 0.50 g of the target compound 1-48.
- V-601 2,2'-azobis (isobutyric acid) dimethyl
- V-601 2,2'-azobis (isobutyric acid) dimethyl
- 37 mg of V-601 was added, and the mixture was stirred at 90 ° C. for 2 hours and then cooled to room temperature.
- the obtained reaction mixture was slowly added to a mixture of 140 mL of hexane and 60 mL of isopropyl alcohol and left overnight. The precipitated precipitate was collected by filtration and washed with a mixture of hexane and isopropyl alcohol.
- the maximum absorption wavelengths of the polymer A-1 were 378 nm (absorbance 1.10) and 347 nm (absorbance 1.22).
- the polymer A-1 was capable of sufficiently blocking light having a wavelength near 400 nm. Furthermore, it was also excellent in shielding light having a wavelength shorter than 350 nm. In addition, the polymer A-1 was less colored.
- the target polymer A-2 was obtained.
- the number average molecular weight of the obtained polymer A-2 was 13,900 (in terms of polystyrene).
- 200 mg of the obtained exemplary polymer A-2 was dissolved in 100 mL of chloroform, and the absorption spectrum was measured.
- the ⁇ maximum absorption wavelengths of the polymer A-1 were 378 nm (absorbance 0.91) and 335 nm (absorbance 0.89).
- the polymer A-2 was capable of sufficiently blocking light having a wavelength near 400 nm. Furthermore, it was also excellent in shielding light having a wavelength shorter than 350 nm. In addition, the polymer A-2 was less colored.
- V-601 2,2'-azobis (isobutyric acid) dimethyl
- V-601 2,2'-azobis (isobutyric acid) dimethyl
- 37 mg of V-601 was added, and the mixture was stirred at 90 ° C. for 2 hours and then cooled to room temperature.
- the obtained reaction mixture was slowly added to a mixture of 140 mL of hexane and 60 mL of isopropyl alcohol and left overnight. The precipitated precipitate was collected by filtration and washed with a mixture of hexane and isopropyl alcohol.
- the maximum absorption wavelengths of the polymer A-3 were 384 nm (absorbance 1.01) and 346 nm (absorbance 1.12).
- the polymer A-3 was capable of sufficiently blocking light having a wavelength near 400 nm. Furthermore, it was also excellent in shielding light having a wavelength shorter than 350 nm. In addition, the polymer A-3 was less colored.
- the resulting reaction mixture was slowly added to a mixture of 140 mL of hexane and 60 mL of isopropyl alcohol.
- the precipitated precipitate was collected by filtration and washed with a mixture of hexane and isopropyl alcohol.
- Hexane (140 mL) and isopropyl alcohol (60 mL) were added to the obtained powder, and the mixture was stirred at room temperature for 1 hour and then left at room temperature overnight.
- the precipitate was collected by filtration, washed with a mixture of hexane and isopropyl alcohol, and dried at 50 ° C. 7.3 g of the target polymer B-1 was obtained.
- the number average molecular weight of the obtained polymer B-1 was 16,400 (in terms of polystyrene). 150 mg of the obtained polymer B-1 was dissolved in 100 mL of chloroform, and the absorption spectrum was measured. The maximum absorption wavelength of the polymer B-1 was 379 nm (absorbance 1.11). The polymer B-1 was capable of sufficiently blocking light having a wavelength near 400 nm. In addition, the polymer B-1 was less colored.
- the resulting reaction mixture was slowly added to a mixture of 140 mL of hexane and 60 mL of isopropyl alcohol.
- the precipitated precipitate was collected by filtration and washed with a mixture of hexane and isopropyl alcohol.
- Hexane (140 mL) and isopropyl alcohol (60 mL) were added to the obtained powder, and the mixture was stirred at room temperature for 1 hour and then left at room temperature overnight.
- the precipitate was collected by filtration, washed with a mixture of hexane and isopropyl alcohol, and dried at 50 ° C. 7.0 g of the target polymer B-2 was obtained.
- the number average molecular weight of the obtained polymer B-2 was 17,800 (in terms of polystyrene). 150 mg of the obtained polymer B-2 was dissolved in 100 mL of chloroform, and the absorption spectrum was measured. The maximum absorption wavelength of the polymer B-2 was 385 nm (absorbance 1.02). The polymer B-2 was capable of sufficiently blocking light having a wavelength near 400 nm. In addition, the polymer B-2 was less colored.
- the number average molecular weight of the obtained polymer C-1 was 14,100 (in terms of polystyrene).
- 150 mg of polymer C-1 was dissolved in 100 mL of chloroform, and the absorption spectrum was measured.
- the maximum absorption wavelength of the polymer C-1 was 339 nm (absorbance 0.91).
- the polymer C-1 had a low shielding property of light having a wavelength of 380 to 400 nm.
- Example 1 659 mg of polymer A-1, 7.6 g of chloroform, and polymethylmethacrylate resin (Dianal BR-80 (containing 60% by mass or more of methylmethacrylate as a monomer unit, weight average molecular weight: 95,000, acid value: 0 mgKOH /) A resin solution in which 0.44 g of g and 0.44 g of Mitsubishi Chemical Co., Ltd. was dissolved was prepared. Then, the prepared resin solution was spin-coated on a glass substrate, and the coating film was dried at 40 ° C. for 2 minutes. A resin film having a thickness of about 10 ⁇ m containing the polymer A-1 was formed. The resin film of Example 1 had almost no coloring and was excellent in shielding light having a wavelength near 400 nm. It was also excellent in shielding light having a wavelength shorter than 350 nm.
- Example 2 A resin film was formed in the same manner as in Example 1 except that 659 mg of the polymer A-1 was changed to 661 mg of the polymer A-2.
- the resin film of Example 2 had almost no coloring and was excellent in shielding light having a wavelength near 400 nm. Furthermore, it was also excellent in shielding light having a wavelength shorter than 350 nm.
- Example 3 A resin film was formed in the same manner as in Example 1 except that 659 mg of the polymer A-1 was changed to 658 mg of the polymer A-3.
- the resin film of Example 3 had almost no coloring and was excellent in shielding light having a wavelength near 400 nm. Furthermore, it was also excellent in shielding light having a wavelength shorter than 350 nm.
- Example 1 the resin film was the same as in Example 1 except that 659 mg of the polymer A-1 was changed to 1063 mg of the polymer C-1 and the blending amount of the polymethylmethacrylate resin was changed to 0.04 g. Formed.
- the resin film of Comparative Example 1 had a low shielding property of light having a wavelength of 380 to 400 nm.
- Absorbance maintenance rate (%) (absorbance at ⁇ max after irradiation / absorbance at ⁇ max before irradiation) ⁇ 100 It should be noted that the larger the retention rate of the absorbance, the better the light resistance.
- Equipment Low temperature cycle xenon weather meter (Suga Test Instruments Co., Ltd .: XL75)
- Illuminance 10klx (40w / m 2 )
- Time 24 hours Environment: 23 ° C, relative humidity 5%
- the ⁇ max (maximum absorption wavelength) of 376 nm and 377 nm in Examples 1 and 2 is the maximum absorption wavelength derived from compound 1-13.
- ⁇ max at 382 nm in Example 3 is the maximum absorption wavelength derived from compound 1-54.
- the ⁇ max (maximum absorption wavelength) of 337 nm and 338 nm in Examples 1 and 3 and Comparative Example 1 is 2- [2-hydroxy-5- (2-methacryloyloxyethyl) phenyl] 2H-benzo [d] [1,2, 3] Maximum absorption wavelength derived from triazole.
- the ⁇ max (maximum absorption wavelength) of 335 nm in Example 2 is the maximum absorption wavelength derived from compound B described in JP-A-2020-0410113. It can be seen that the resin films of Examples 1 to 3 have a high retention rate of absorbance at each ⁇ max (maximum absorption wavelength) and are excellent in light resistance.
- Example 1 when Example 1 and Comparative Example 1 are compared, in Example 1, 2- [2-hydroxy-5- (2-methacryloyloxyethyl) phenyl] 2H-benzo [d] [1,2,3] triazole The retention rate of absorbance at the maximum absorption wavelength derived from is 95%, whereas in Comparative Example 1, 2- [2-hydroxy-5- (2-methacryloyloxyethyl) phenyl] 2H-benzo [d] [ 1,2,3] The retention rate of absorbance at the maximum absorption wavelength derived from triazole was 90%, which was inferior to that of Example 1.
- Example 4 In Example 1, a resin film was formed in the same manner as in Example 1 except that 659 mg of the polymer A-1 was replaced with 659 mg of the exemplary polymer B-1. This resin film had almost no coloring and was excellent in shielding light having a wavelength near 400 nm. In addition, the absorbance maintenance rate of this resin film was evaluated by the same method as described above. The retention rate of the absorbance of the resin film of Example 4 at the maximum absorption wavelength (377 nm) was 97%, and the resin film had excellent light resistance.
- Example 5 A resin film was formed in the same manner as in Example 1 except that 659 mg of the polymer A-1 was changed to 658 mg of the polymer B-2. This resin film had almost no coloring and was excellent in shielding light having a wavelength near 400 nm. Furthermore, it was also excellent in shielding light having a wavelength shorter than 350 nm.
- UV absorber 3 2- [2-hydroxy-5- (2-methacryloyloxyethyl) phenyl] 2H-benzo [d] [1,2,3] triazole (compound with the following structure, maximum absorption wavelength: 338 nm)
- UV absorber 4 Compound 1-50 obtained in Synthesis Example 8 (maximum absorption wavelength: 383 nm)
- -Polymerization initiator 1 Omnirad 819 (manufactured by IGM Resins B.V., compound having the following structure)
- Example 11 to 14 Each polymerizable composition is sandwiched between crown glass plates having a thickness of 1 mm and irradiated with light at 1.0 J / cm 2 (2.5 mW / cm 2 ) using a light irradiation device (EXECURE 3000, manufactured by HOYA CANDEO OPTRONICS Co., Ltd.).
- EXECURE 3000 manufactured by HOYA CANDEO OPTRONICS Co., Ltd.
- Example 13 The polymer film of Example 13 (the polymer film of the polymerizable composition 3), and the polymer film of Example 14 (the polymer film of the polymerizable composition 4) were produced.
- the film thickness of each polymer film was adjusted to be 50 ⁇ m.
- the transmittance of light having a wavelength of 300 to 600 nm was measured for each of the obtained polymer films. The results are shown in the table below.
- the polymer films of Examples 11 to 14 had almost no coloring and were excellent in shielding light having a wavelength near 400 nm. Further, the resin films of Examples 12, 13 and 14 are also excellent in shielding light having a wavelength shorter than 350 nm, and have excellent shielding property against light having a wavelength of 330 to 400 nm. rice field.
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Abstract
Description
<1> 式(1)で表される化合物と、
上記式(1)で表される化合物よりも短波長側に極大吸収波長が存在する紫外線吸収剤Aと、
を含む重合性組成物;
R1とR2は互いに結合して環を形成していてもよく、
R3とR4は互いに結合して環を形成していてもよい;
ただし、R1~R6の少なくとも一つは、エチレン性不飽和結合を有する重合性基を含む基である。
<2> 上記式(1)で表される化合物が、式(2)で表される化合物である、<1>に記載の重合性組成物;
R13およびR14はそれぞれ独立に水素原子、ハロゲン原子、アルキル基、アリール基、アルコキシ基またはアリールオキシ基を表し、
X11およびX12はそれぞれ独立に単結合、-O-、-OC(=O)-、-OC(=O)O-または-OC(=O)NRx11-を表し、Rx11は水素原子、アルキル基またはアリール基を表し、
Y11およびY12はそれぞれ独立に単結合または2価の連結基を表し、
Z11およびZ12はそれぞれ独立に水素原子またはエチレン性不飽和結合を有する重合性基を表し、
R11とR12は互いに結合して環を形成していてもよく、
R13とR14は互いに結合して環を形成していてもよい;
ただし、Z11およびZ12の少なくとも一方はエチレン性不飽和結合を有する重合性基である。
<3> 上記エチレン性不飽和結合を有する重合性基は、(メタ)アクリロイルオキシ基またはビニルフェニル基である、<1>または<2>に記載の重合性組成物。
<4> 上記紫外線吸収剤Aの極大吸収波長は波長300~380nmの範囲に存在する、<1>~<3>のいずれか1つに記載の重合性組成物。
<5> 上記紫外線吸収剤Aは、重合性基を有する化合物である、<1>~<4>のいずれか1つに記載の重合性組成物。
<6> 上記紫外線吸収剤Aは、2-(2-ヒドロキシフェニル)ベンゾトリアゾール系化合物、2-(2-ヒドロキシフェニル)-1,3,5-トリアジン系化合物および2-ヒドロキシベンゾフェノン系化合物から選ばれる少なくとも1種である、<1>~<5>のいずれか1つに記載の重合性組成物。
<7> 更に、上記式(1)で表される化合物以外の重合性化合物と、重合開始剤とを含む<1>~<6>のいずれか1つに記載の重合性組成物。
<8> <1>~<7>のいずれか1つに記載の重合性組成物を重合して得られた重合体。
<9> <8>に記載の重合体を含む紫外線遮蔽材料。
<10> 支持体と、<9>に記載の紫外線遮蔽材料とを有する積層体。
<11> 式(5)で表される化合物;
R53およびR54はそれぞれ独立に水素原子、ハロゲン原子、アルキル基、アリール基、アルコキシ基またはアリールオキシ基を表し、
X51およびX52はそれぞれ独立に、-O-、-OC(=O)O-または、-OC(=O)NH-を表し、
Y51およびY52はそれぞれ独立に単結合または2価の連結基を表し、上記2価の連結基は、炭化水素基であるか、または、2以上の炭化水素基を連結基を介して結合した構造の基であり、上記連結基は、-O-、-C(=O)-、-OC(=O)-、-C(=O)O-、-NHC(=O)-または-C(=O)NH-を表し、
Z51およびZ52はそれぞれ独立に水素原子またはエチレン性不飽和結合を有する重合性基を表す;
ただし、Z51およびZ52の少なくとも一方はエチレン性不飽和結合を有する重合性基であり、
X51が-O-のとき、Z51が表すエチレン性不飽和結合を有する重合性基はビニルフェニル基であり、
X52が-O-のとき、Z52が表すエチレン性不飽和結合を有する重合性基はビニルフェニル基である。
<12> 上記エチレン性不飽和結合を有する重合性基は、(メタ)アクリロイルオキシ基またはビニルフェニル基である、<11>に記載の化合物。
<13> X51およびX52はそれぞれ独立に-O-、または、-OC(=O)NH-を表す、<11>または<12>に記載の化合物。
<14> X51およびX52が同一であり、Y51およびY52が同一であり、Z51およびZ52が同一である<11>~<13>のいずれか1つに記載の化合物。
<15> <11>~<14>のいずれか1つに記載の化合物を含む紫外線吸収剤。
<16> <11>~<14>のいずれか1つに記載の化合物由来の構造を含む重合体。
<17> 式(6)で表される化合物と、式(7)で表される化合物とを反応させて、式(5)で表される化合物を製造する化合物の製造方法;
R63およびR64はそれぞれ独立に水素原子、ハロゲン原子、アルキル基、アリール基、アルコキシ基またはアリールオキシ基を表す;
Y71は単結合または2価の連結基を表し、上記2価の連結基は、炭化水素基であるか、または、2以上の炭化水素基を連結基を介して結合した構造の基であり、上記連結基は、-O-、-C(=O)-、-OC(=O)-、-C(=O)O-、-NHC(=O)-または-C(=O)NH-を表し、
Z71はエチレン性不飽和結合を有する重合性基を表す。
R53およびR54はそれぞれ独立に水素原子、ハロゲン原子、アルキル基、アリール基、アルコキシ基またはアリールオキシ基を表し、
X51およびX52はそれぞれ独立に、-O-、-OC(=O)O-または、-OC(=O)NH-を表し、
Y51およびY52はそれぞれ独立に単結合または2価の連結基を表し、上記2価の連結基は、炭化水素基であるか、または、2以上の炭化水素基を連結基を介して結合した構造の基であり、上記連結基は、-O-、-C(=O)-、-OC(=O)-、-C(=O)O-、-NHC(=O)-または-C(=O)NH-を表し、
Z51およびZ52はそれぞれ独立に水素原子またはエチレン性不飽和結合を有する重合性基を表す;
ただし、Z51およびZ52の少なくとも一方はエチレン性不飽和結合を有する重合性基であり、
X51が-O-のとき、Z51が表すエチレン性不飽和結合を有する重合性基はビニルフェニル基であり、
X52が-O-のとき、Z52が表すエチレン性不飽和結合を有する重合性基はビニルフェニル基である。
<18> 上記式(7)のE71が-COCl、-O(C=O)Cl、-NCO、-Cl、-Br、-I、-OSO2D1またはオキシラニル基であり、D1はメチル基、エチル基、フェニル基または4-メチルフェニル基である、<17>に記載の化合物の製造方法。
本明細書における基(原子団)の表記において、置換および無置換を記していない表記は、置換基を有さない基と共に置換基を有する基を包含する。例えば、「アルキル基」とは、置換基を有さないアルキル基(無置換アルキル基)のみならず、置換基を有するアルキル基(置換アルキル基)をも包含する。
本明細書において「~」を用いて表される数値範囲は、「~」の前後に記載される数値を下限値および上限値として含む範囲を意味する。
本明細書において、全固形分とは、樹脂組成物の全成分から溶剤を除いた成分の合計量をいう。
本明細書において、「(メタ)アクリレート」は、アクリレートおよびメタクリレートの双方、または、いずれかを表し、「(メタ)アクリル」は、アクリルおよびメタクリルの双方、または、いずれかを表し、「(メタ)アリル」は、アリルおよびメタリルの双方、または、いずれかを表し、「(メタ)アクリロイル」は、アクリロイルおよびメタクリロイルの双方、または、いずれかを表す。
本明細書において「工程」との語は、独立した工程を意味するだけではなく、他の工程と明確に区別できない場合であってもその工程の所期の作用が達成されれば、本用語に含まれる。
本明細書において、重量平均分子量(Mw)および数平均分子量(Mn)は、ゲルパーミエーションクロマトグラフィ(GPC)により測定したポリスチレン換算値として定義される。
本発明の重合性組成物は、式(1)で表される化合物と、
式(1)で表される化合物よりも短波長側に極大吸収波長が存在する紫外線吸収剤Aと、
を含むことを特徴とする。
また、本発明の重合性組成物は、式(1)で表される化合物と式(1)で表される化合物よりも短波長側に極大吸収波長が存在する紫外線吸収剤Aとをそれぞれ含むので、幅広い波長範囲の紫外線を遮蔽できる重合体を製造することもできる。
また、本発明の重合性組成物によれば、紫外線吸収剤のブリードアウトや析出などの抑制された重合体などの紫外線遮蔽材料を製造することもできる。
本発明の樹脂組成物は、式(1)で表される化合物(以下、化合物(1)ともいう)を含む。化合物(1)は紫外線吸収剤として好ましく用いられる。
R1とR2は互いに結合して環を形成していてもよく、
R3とR4は互いに結合して環を形成していてもよい;
ただし、R1~R6の少なくとも一つは、エチレン性不飽和結合を有する重合性基を含む基である。
*-X1-Y1-Z1 ・・・(T)
Y1は単結合または2価の連結基を表し、
Z1はエチレン性不飽和結合を有する重合性基を表す。
上記2以上の炭化水素基を連結する連結基としては、-NH-、-S(=O)2-、-O-、-C(=O)-、-OC(=O)-、-C(=O)O-、-NHC(=O)-および-C(=O)NH-が挙げられ、-O-、-C(=O)-、-OC(=O)-、-C(=O)O-、-NHC(=O)-または-C(=O)NH-であることが好ましい。
式(Ta)中、X1aは単結合、-O-、-OC(=O)-、-OC(=O)O-または-OC(=O)NRx1-を表し、Rx1は水素原子、アルキル基またはアリール基を表し、
Y1aは単結合または2価の連結基を表し、
Z1aは水素原子またはエチレン性不飽和結合を有する重合性基を表す。
R13およびR14はそれぞれ独立に水素原子、ハロゲン原子、アルキル基、アリール基、アルコキシ基またはアリールオキシ基を表し、
X11およびX12はそれぞれ独立に単結合、-O-、-OC(=O)-、-OC(=O)O-または-OC(=O)NRx11-を表し、Rx11は水素原子、アルキル基またはアリール基を表し、
Y11およびY12はそれぞれ独立に単結合または2価の連結基を表し、
Z11およびZ12はそれぞれ独立に水素原子またはエチレン性不飽和結合を有する重合性基を表し、
R11とR12は互いに結合して環を形成していてもよく、
R13とR14は互いに結合して環を形成していてもよい;
ただし、Z11およびZ12の少なくとも一方はエチレン性不飽和結合を有する重合性基である。
式(2)のY11およびY12は、式(T)のY1と同義である。
式(2)のZ11およびZ12が表すエチレン性不飽和結合を有する重合性基としては、ビニル基、アリル基、(メタ)アクリロイル基、(メタ)アクリロイルオキシ基、(メタ)アクリロイルアミノ基、およびビニルフェニル基が挙げられ、(メタ)アクリロイルオキシ基およびビニルフェニル基であることが好ましい。
R53およびR54はそれぞれ独立に水素原子、ハロゲン原子、アルキル基、アリール基、アルコキシ基またはアリールオキシ基を表し、
X51およびX52はそれぞれ独立に-O-、-OC(=O)O-または、-OC(=O)NH-を表し、
Y51およびY52はそれぞれ独立に単結合または2価の連結基を表し、2価の連結基は、炭化水素基であるか、または、2以上の炭化水素基を連結基を介して結合した構造の基であり、連結基は、-O-、-C(=O)-、-OC(=O)-、-C(=O)O-、-NHC(=O)-または-C(=O)NH-を表し、
Z51およびZ52はそれぞれ独立に水素原子またはエチレン性不飽和結合を有する重合性基を表す;
ただし、Z51およびZ52の少なくとも一方はエチレン性不飽和結合を有する重合性基であり、
X51が-O-のとき、Z51が表すエチレン性不飽和結合を有する重合性基はビニルフェニル基であり、
X52が-O-のとき、Z52が表すエチレン性不飽和結合を有する重合性基はビニルフェニル基である。
置換基Tとしては、以下の基が挙げられる。
ハロゲン原子(例えば、フッ素原子、塩素原子、臭素原子、ヨウ素原子);
アルキル基[直鎖、分岐、環状のアルキル基。具体的には、直鎖または分岐のアルキル基(好ましくは炭素数1~30の直鎖または分岐のアルキル基、例えばメチル基、エチル基、n-プロピル基、イソプロピル基、t-ブチル基、n-オクチル基、エイコシル基、2-クロロエチル基、2-シアノエチル基、2-エチルヘキシル基)、シクロアルキル基(好ましくは、炭素数3~30のシクロアルキル基、例えば、シクロヘキシル基、シクロペンチル基、4-n-ドデシルシクロヘキシル基)、ビシクロアルキル基(好ましくは、炭素数5~30のビシクロアルキル基、つまり、炭素数5~30のビシクロアルカンから水素原子を一個取り去った一価の基。例えば、ビシクロ[1,2,2]ヘプタン-2-イル基、ビシクロ[2,2,2]オクタン-3-イル基)、更に環構造が多いトリシクロ構造なども包含するものである。以下に説明する置換基の中のアルキル基(例えばアルキルチオ基のアルキル基)もこのような概念のアルキル基を表す。];
アルケニル基[直鎖、分岐、環状のアルケニル基。具体的には、直鎖または分岐のアルケニル基(好ましくは炭素数2~30の直鎖または分岐のアルケニル基、例えば、ビニル基、アリル基、プレニル基、ゲラニル基、オレイル基)、シクロアルケニル基(好ましくは、炭素数3~30のシクロアルケニル基。つまり、炭素数3~30のシクロアルケンの水素原子を一個取り去った一価の基である。例えば、2-シクロペンテン-1-イル基、2-シクロヘキセン-1-イル基)、ビシクロアルケニル基(好ましくは、炭素数5~30のビシクロアルケニル基、つまり二重結合を一個持つビシクロアルケンの水素原子を一個取り去った一価の基である。例えば、ビシクロ[2,2,1]ヘプト-2-エン-1-イル基、ビシクロ[2,2,2]オクト-2-エン-4-イル基)を包含するものである。];
アルキニル基(好ましくは、炭素数2~30の直鎖または分岐のアルキニル基。例えば、エチニル基、プロパルギル基);
複素環基(好ましくは5または6員の芳香族もしくは非芳香族のヘテロ環化合物から一個の水素原子を取り除いた一価の基であり、更に好ましくは、炭素数3~30の5もしくは6員の芳香族の複素環基である。例えば、2-フリル基、2-チエニル基、2-ピリミジニル基、2-ベンゾチアゾリル基);
シアノ基;
ヒドロキシ基;
ニトロ基;
カルボキシル基;
アルコキシ基(好ましくは、炭素数1~30の直鎖または分岐のアルコキシ基。例えば、メトキシ基、エトキシ基、イソプロポキシ基、t-ブトキシ基、n-オクチルオキシ基、2-メトキシエトキシ基);
アリールオキシ基(好ましくは、炭素数6~30のアリールオキシ基。例えば、フェノキシ基、2-メチルフェノキシ基、4-t-ブチルフェノキシ基、3-ニトロフェノキシ基、2-テトラデカノイルアミノフェノキシ基);
ヘテロ環オキシ基(好ましくは、炭素数2~30のヘテロ環オキシ基。例えば、1-フェニルテトラゾール-5-オキシ基、2-テトラヒドロピラニルオキシ基);
アシルオキシ基(好ましくはホルミルオキシ基、炭素数2~30のアルキルカルボニルオキシ基、炭素数6~30のアリールカルボニルオキシ基。例えば、ホルミルオキシ基、アセチルオキシ基、ピバロイルオキシ基、ステアロイルオキシ基、ベンゾイルオキシ基、p-メトキシフェニルカルボニルオキシ基);
アルコキシカルボニルオキシ基(好ましくは、炭素数2~30のアルコキシカルボニルオキシ基。例えばメトキシカルボニルオキシ基、エトキシカルボニルオキシ基、t-ブトキシカルボニルオキシ基、n-オクチルカルボニルオキシ基);
アリールオキシカルボニルオキシ基(好ましくは、炭素数7~30のアリールオキシカルボニルオキシ基。例えば、フェノキシカルボニルオキシ基、p-メトキシフェノキシカルボニルオキシ基、p-n-ヘキサデシルオキシフェノキシカルボニルオキシ基);
アミノ基(好ましくは、アミノ基、炭素数1~30のアルキルアミノ基、炭素数6~30のアニリノ基。例えば、アミノ基、メチルアミノ基、ジメチルアミノ基、アニリノ基、N-メチル-アニリノ基、ジフェニルアミノ基);
アシルアミノ基(好ましくは、ホルミルアミノ基、炭素数2~30のアルキルカルボニルアミノ基、炭素数6~30のアリールカルボニルアミノ基。例えば、ホルミルアミノ基、アセチルアミノ基、ピバロイルアミノ基、ラウロイルアミノ基、ベンゾイルアミノ基、3,4,5-トリ-n-オクチルオキシフェニルカルボニルアミノ基);
アルコキシカルボニルアミノ基(好ましくは炭素数2~30のアルコキシカルボニルアミノ基。例えば、メトキシカルボニルアミノ基、エトキシカルボニルアミノ基、t-ブトキシカルボニルアミノ基、n-オクタデシルオキシカルボニルアミノ基、N-メチルーメトキシカルボニルアミノ基);
アリールオキシカルボニルアミノ基(好ましくは、炭素数7~30のアリールオキシカルボニルアミノ基。例えば、フェノキシカルボニルアミノ基、p-クロロフェノキシカルボニルアミノ基、m-n-オクチルオキシフェノキシカルボニルアミノ基);
スルファモイルアミノ基(好ましくは、炭素数0~30のスルファモイルアミノ基。例えば、スルファモイルアミノ基、N,N-ジメチルアミノスルホニルアミノ基、N-n-オクチルアミノスルホニルアミノ基);
アルキル又はアリールスルホニルアミノ基(好ましくは炭素数1~30のアルキルスルホニルアミノ基、炭素数6~30のアリールスルホニルアミノ基。例えば、メチルスルホニルアミノ基、ブチルスルホニルアミノ基、フェニルスルホニルアミノ基、2,3,5-トリクロロフェニルスルホニルアミノ基、p-メチルフェニルスルホニルアミノ基);
メルカプト基;
アルキルチオ基(好ましくは、炭素数1~30のアルキルチオ基。例えばメチルチオ基、エチルチオ基、n-ヘキサデシルチオ基);
アリールチオ基(好ましくは炭素数6~30のアリールチオ基。例えば、フェニルチオ基、p-クロロフェニルチオ基、m-メトキシフェニルチオ基);
ヘテロ環チオ基(好ましくは炭素数2~30のヘテロ環チオ基。例えば、2-ベンゾチアゾリルチオ基、1-フェニルテトラゾール-5-イルチオ基);
スルホ基;
アルキル又はアリールスルフィニル基(好ましくは、炭素数1~30のアルキルスルフィニル基、6~30のアリールスルフィニル基。例えば、メチルスルフィニル基、エチルスルフィニル基、フェニルスルフィニル基、p-メチルフェニルスルフィニル基);
アルキル又はアリールスルホニル基(好ましくは、炭素数1~30のアルキルスルホニル基、6~30のアリールスルホニル基。例えば、メチルスルホニル基、エチルスルホニル基、フェニルスルホニル基、p-メチルフェニルスルホニル基);
アリールオキシカルボニル基(好ましくは、炭素数7~30のアリールオキシカルボニル基。例えば、フェノキシカルボニル基、o-クロロフェノキシカルボニル基、m-ニトロフェノキシカルボニル基、p-t-ブチルフェノキシカルボニル基);
アルコキシカルボニル基(好ましくは、炭素数2~30のアルコキシカルボニル基。例えば、メトキシカルボニル基、エトキシカルボニル基、t-ブトキシカルボニル基、n-オクタデシルオキシカルボニル基);
カルバモイル基(好ましくは、炭素数1~30のカルバモイル基。例えば、カルバモイル基、N-メチルカルバモイル基、N,N-ジメチルカルバモイル基、N,N-ジ-n-オクチルカルバモイル基、N-(メチルスルホニル)カルバモイル基);
アリール又はヘテロ環アゾ基(好ましくは炭素数6~30のアリールアゾ基、炭素数3~30のヘテロ環アゾ基。例えば、フェニルアゾ基、p-クロロフェニルアゾ基、5-エチルチオ-1,3,4-チアジアゾール-2-イルアゾ基);
イミド基(好ましくは、N-スクシンイミド基、N-フタルイミド基);
ホスフィノ基(好ましくは、炭素数2~30のホスフィノ基。例えば、ジメチルホスフィノ基、ジフェニルホスフィノ基、メチルフェノキシホスフィノ基)
ホスフィニル基(好ましくは、炭素数2~30のホスフィニル基。例えば、ホスフィニル基、ジオクチルオキシホスフィニル基、ジエトキシホスフィニル基);
ホスフィニルオキシ基(好ましくは、炭素数2~30のホスフィニルオキシ基。例えば、ジフェノキシホスフィニルオキシ基、ジオクチルオキシホスフィニルオキシ基);
ホスフィニルアミノ基(好ましくは、炭素数2~30のホスフィニルアミノ基。例えば、ジメトキシホスフィニルアミノ基、ジメチルアミノホスフィニルアミノ基);
また、波長400nmのモル吸光係数は1,000L/mol・cm以上であることが好ましく、3,000L/mol・cm以上がより好ましく、5,000L/mol・cm以上が特に好ましい。
また、波長420nmのモル吸光係数は3,000L/mol・cm以下であることが好ましく、2,000L/mol・cm以下であることがより好ましく、1,000L/mol・cm以下であることが更に好ましく、500L/mol・cm以下であることがより一層好ましく、100L/mol・cm以下であることが特に好ましい。420nmの吸光係数が小さい化合物は、着色が非常に小さい。
R63およびR64はそれぞれ独立に水素原子、ハロゲン原子、アルキル基、アリール基、アルコキシ基またはアリールオキシ基を表す;
Y71は単結合または2価の連結基を表し、上記2価の連結基は、炭化水素基であるか、または、2以上の炭化水素基を連結基を介して結合した構造の基であり、上記連結基は、-O-、-C(=O)-、-OC(=O)-、-C(=O)O-、-NHC(=O)-または-C(=O)NH-を表し、
Z71はエチレン性不飽和結合を有する重合性基を表す。
式(6)のR63およびR64は、式(5)のR53およびR54と同義である。
式(7)のY71は式(5)のY51およびY52と同義である。
式(7)のZ71は式(5)のZ51およびZ52と同義である。
本発明の重合性組成物は、式(1)で表される化合物(化合物(1))よりも短波長側に極大吸収波長が存在する紫外線吸収剤(以下、紫外線吸収剤Aともいう)を含む。
重合性組成物の全固形分中における化合物(1)と紫外線吸収剤Aとの合計の含有量は、0.01~20質量%が好ましく、0.01~10質量%がより好ましい。
また、紫外線吸収剤Aの含有量は、化合物(1)の100質量部に対して50~400質量部であることが好ましく、50~200質量部であることがより好ましい。
重合性組成物は、紫外線吸収剤Aを1種のみ含んでもよく、2種以上含んでいてもよい。紫外線吸収剤Aを2種以上含む場合は、それらの合計量が上記範囲であることが好ましい。
重合性組成物は、式(1)で表される化合物以外の重合性化合物を含有することができる。重合性化合物としては、エネルギー付与により重合硬化可能な化合物を制限なく用いることができる。重合性化合物としては、エチレン性不飽和結合を有する重合性基を有する化合物が挙げられる。エチレン性不飽和結合を有する重合性基としては、ビニル基、アリル基、(メタ)アクリロイル基、(メタ)アクリロイルオキシ基、(メタ)アクリロイルアミノ基、ビニルフェニル基などが挙げられる。
また、重合性組成物の全固形分中における化合物(1)と、紫外線吸収剤Aと重合性化合物との合計の含有量は、30質量%以上であることが好ましく、50質量%以上であることがより好ましく、60質量%以上であることが更に好ましい。上限は、100質量%とすることもでき、99.9質量%以下とすることができ、99.5質量%以下とすることもできる。
重合性組成物は、重合性化合物を1種のみ含んでもよく、2種以上含んでいてもよい。重合性化合物を2種以上含む場合は、それらの合計量が上記範囲であることが好ましい。
重合性組成物は、重合開始剤を含有することができる。重合開始剤は、エネルギーの付与により重合反応に必要な開始種を発生し得る化合物を用いることができる。重合開始剤としては、例えば、光重合開始剤及び熱重合開始剤の中から適宜選択することができ、光重合開始剤が好ましい。
1,1-ジ(t-ヘキシルペルオキシ)シクロヘキサン、1,1-ジ(t-ブチルペルオキシ)シクロヘキサン、2,2-ジ(4,4-ジ-(t-ブチルペルオキシ)シクロヘキシル)プロパン、t-ヘキシルペルオキシイソプロピルモノカーボネート、t-ブチルペルオキシ-3,5,5-トリメチルヘキサノエート、t-ブチルペルオキシラウレート、ジクミルペルオキシド、ジ-t-ブチルペルオキシド、t-ブチルペルオキシ-2-エチルヘキサノエート、t-ヘキシルペルオキシ-2-エチルヘキサノエート、クメンヒドロペルオキシド、t-ブチルヒドロペルオキシド等の有機過酸化物;
過硫酸カリウム、過硫酸アンモニウム、過酸化水素などの無機過酸化物;
などが挙げられる。
本発明の重合性組成物は樹脂を含有することができる。樹脂の種類としては、(メタ)アクリル樹脂、ポリエステル樹脂、ポリカーボネート樹脂、ビニル重合体[例えば、ポリジエン樹脂、ポリアルケン樹脂、ポリスチレン樹脂、ポリビニルエーテル樹脂、ポリビニルアルコール樹脂、ポリビニルケトン樹脂、ポリフルオロビニル樹脂およびポリ臭化ビニル樹脂など]、ポリチオエーテル樹脂、ポリフェニレン樹脂、ポリウレタン樹脂、ポリスルホネート樹脂、ニトロソポリマー樹脂、ポリシロキサン樹脂、ポリサルファイド樹脂、ポリチオエステル樹脂、ポリスルホン樹脂、ポリスルホンアミド樹脂、ポリアミド樹脂、ポリイミン樹脂、ポリウレア樹脂、ポリホスファゼン樹脂、ポリシラン樹脂、ポリシラザン樹脂、ポリフラン樹脂、ポリベンゾオキサゾール樹脂、ポリオキサジアゾール樹脂、ポリベンゾチアジノフェノチアジン樹脂、ポリベンゾチアゾール樹脂、ポリピラジノキノキサリン樹脂、ポリピロメリットイミド樹脂、ポリキノキサリン樹脂、ポリベンゾイミダゾール樹脂、ポリオキソイソインドリン樹脂、ポリジオキソイソインドリン樹脂、ポリトリアジン樹脂、ポリピリダジン樹脂、ポリピペラジン樹脂、ポリピリジン樹脂、ポリピペリジン樹脂、ポリトリアゾール樹脂、ポリピラゾール樹脂、ポリピロリジン樹脂、ポリカルボラン樹脂、ポリオキサビシクロノナン樹脂、ポリジベンゾフラン樹脂、ポリフタライド樹脂、ポリアセタール樹脂、ポリイミド樹脂、オレフィン樹脂、環状オレフィン樹脂、エポキシ樹脂、セルロースアシレート樹脂などが挙げられる。樹脂の詳細については、特開2009-263616号公報の段落番号0075~0097の記載を参酌することができ、この内容は本明細書に組み込まれる。
本発明の重合性組成物はシランカップリング剤を含有することができる。本明細書において、シランカップリング剤とは、加水分解性基とそれ以外の官能基とを有するシラン化合物のことを意味する。また、加水分解性基とは、ケイ素原子に直結し、加水分解反応及び縮合反応の少なくともいずれかによってシロキサン結合を生じ得る置換基をいう。加水分解性基としては、例えば、ハロゲン原子、アルコキシ基、アシルオキシ基などが挙げられ、アルコキシ基が好ましい。すなわち、シランカップリング剤は、アルコキシシリル基を有する化合物が好ましい。また、加水分解性基以外の官能基としては、例えば、ビニル基、(メタ)アリル基、(メタ)アクリロイル基、メルカプト基、エポキシ基、オキセタニル基、アミノ基、ウレイド基、スルフィド基、イソシアネート基、フェニル基などが挙げられ、アミノ基、(メタ)アクリロイル基およびエポキシ基が好ましい。シランカップリング剤の具体例としては、特開2009-288703号公報の段落番号0018~0036に記載の化合物、特開2009-242604号公報の段落番号0056~0066に記載の化合物が挙げられ、これらの内容は本明細書に組み込まれる。シランカップリング剤の市販品としては、綜研化学(株)のA-50(オルガノシラン)などが挙げられる。重合性組成物の全固形分中におけるシランカップリング剤の含有量は、0.1~5質量%が好ましい。上限は、3質量%以下が好ましく、2質量%以下がより好ましい。下限は、0.5質量%以上が好ましく、1質量%以上がより好ましい。重合性組成物は、シランカップリング剤を1種のみ含んでもよく、2種以上含んでいてもよい。シランカップリング剤を2種以上含む場合は、それらの合計量が上記範囲であることが好ましい。
本発明の重合性組成物は溶剤を含有することができる。溶剤は特に制限はなく用いることができる。溶剤は、有機溶剤であることが好ましい。有機溶剤としては、エステル系溶剤、エーテル系溶剤、ケトン系溶剤、芳香族炭化水素系溶剤等が挙げられる。
本発明の重合性組成物は、界面活性剤を含有することができる。界面活性剤としては、例えば、特許第4502784号公報の段落番号0017、及び特開2009-237362号公報の段落番号0060~0071に記載の界面活性剤が挙げられる。
本発明の重合性組成物は、酸発生剤を含有することができる。酸発生剤は、光酸発生剤であってもよく、熱酸発生剤であってもよい。なお、本明細書において、酸発生剤とは、熱や光などのエネルギーを加えることで酸を発生する化合物を意味する。また、熱酸発生剤とは、熱分解により酸を発生する化合物を意味する。また、光酸発生剤とは、光照射により酸を発生する化合物を意味する。酸発生剤の種類、具体的化合物、および好ましい例としては、特開2008-013646号公報の段落番号0066~0122に記載の化合物などを挙げることができ、これらを本発明にも適用することができる。
重合性組成物は、触媒を含有することができる。触媒としては、塩酸、硫酸、酢酸、プロピオン酸等の酸触媒、水酸化ナトリウム、水酸化カリウム、トリエチルアミン等の塩基触媒などが挙げられる。重合性組成物が触媒を含有する場合、重合性組成物の全固形分中における触媒の含有量は、0.1~20質量%であることが好ましい。下限は、0.5質量%以上であることが好ましく、1質量%以上であることがより好ましい。上限は、15質量%以下であることが好ましく、10質量%以下であることがより好ましい。重合性組成物は、触媒を1種のみ含んでいてもよく、2種以上含んでいてもよい。触媒を2種以上含む場合は、それらの合計量が上記範囲であることが好ましい。
本発明の重合性組成物は、必要に応じて、上述した成分の他にその他の添加剤を適宜含有してもよい。その他の添加剤としては、例えば、充填剤、可塑剤、密着促進剤、酸化防止剤、凝集防止剤、加工安定剤、相溶化剤、分散剤、泡防止剤、染料、顔料、赤外線吸収剤、香料、無機物などが挙げられる。可塑剤としては、例えば、フタル酸エステル(例えば、フタル酸ジメチル、フタル酸ジエチル、フタル酸ジイソプロピル、フタル酸ジブチル、フタル酸ジイソブチル、フタル酸ジヘキシル、フタル酸ジシクロヘキシル、及びフタル酸ジフェニル)、リン酸エステル(例えば、リン酸トリメチル、リン酸トリエチル、リン酸トリブチル、リン酸トリフェニル、及びリン酸トリクレジル)、トリメリット酸エステル(例えば、トリメリット酸トリブチル、及びトリメリット酸トリス(2-エチルヘキシル))、脂肪酸エステル(例えば、アジピン酸ジメチル、アジピン酸ジエチル、アジピン酸ジプロピル、アジピン酸ジイソプロピル、アジピン酸ジブチル、アジピン酸ジイソブチル、ドデカン酸ジメチル、マレイン酸ジブチル、及びオレイン酸エチル)が挙げられる。酸化防止剤としては、例えば、リン系酸化防止剤及びヒドロキシルアミン系酸化防止剤が挙げられる。リン系酸化防止剤としては、例えば、ホスファイト系酸化防止剤(例えば、トリス(4-メトキシ-3,5-ジフェニル)ホスファイト、トリス(ノニルフェニル)ホスファイト、トリス(2,4-ジ-tert-ブチルフェニル)ホスファイト、ビス(2,6-ジ-tert-ブチル-4-メチルフェニル)ペンタエリスリトールジホスファイト、及びビス(2,4-ジ-tert-ブチルフェニル)ペンタエリスリトールジホスファイト)が挙げられる。ヒドロキシルアミン系酸化防止剤としては、例えば、N,N-ジオクタデシルヒドロキシルアミン、及びN,N-ジベンジルヒドロキシルアミンが挙げられる。
本発明の重合性組成物は、日光または紫外線を含む光に晒される可能性のある用途に好適に使用することもができ、紫外線遮蔽材料として好適に用いることができる。具体例としては、住居、施設、輸送機器などの窓ガラス用のコーティング材またはフィルム;住居、施設、輸送機器などの内外装材および内外装用塗料;蛍光灯、水銀灯などの紫外線を発する光源用部材;太陽電池、精密機械、電子電気機器、表示装置用部材;食品、化学品、薬品などの容器または包装材;農工業用シート;スポーツウェア、ストッキング、帽子などの衣料用繊維製品および繊維;プラスチックレンズ、コンタクトレンズ、メガネ、義眼などのレンズまたはそのコーティング材;光学フィルタ、プリズム、鏡、写真材料などの光学用品;テープ、インクなどの文房具;標示板、標示器などとその表面コーティング材などが挙げられる。これらの詳細については、特開2009-263617号公報の段落番号0158~0218の記載を参酌でき、この内容は本明細書に組み込まれる。
本発明の重合体の第1の態様は、上述した本発明の重合性組成物を用いて得られるものである(以下、重合体(1)ともいう)。重合体(1)は、紫外線吸収剤Aを含み、かつ、化合物(1)由来の構造を含むものである。重合体(1)は更に上述した重合性組成物に含まれる素材由来の成分も含んでいる。また、上述した重合性組成物が更に、重合性化合物を含む場合には、重合体(1)は、化合物(1)と重合性化合物とで共重合体を形成していてもよい。また、紫外線吸収剤Aとして重合性基を有する化合物を用いた場合には、重合体(1)は、化合物(1)と紫外線吸収剤Aとで共重合体を形成していてもよい。この場合において、更に、重合性化合物を含む場合には、重合体(1)は、化合物(1)と紫外線吸収剤Aと重合性化合物とで共重合体を形成していてもよい。
本発明の紫外線吸収剤は、上述した式(5)で表される化合物を含む。
本発明の紫外線遮蔽材は、上述した本発明の重合体を含む。本発明の紫外線遮蔽材は、本発明の重合性組成物を用いて形成したものであってもよく、本発明の重合体を含む組成物を用いて形成したものであってもよい。上記組成物は、例えば重合体と樹脂とを含む組成物などが挙げられる。樹脂としては上述した樹脂が挙げられる。
本発明の紫外線遮蔽材は各種光学部材に用いることができる。光学部材としては、紫外線カットフィルタ、レンズ、保護材などが挙げられる。また、光学部材は、本発明の紫外線遮蔽材を含む粘着剤または接着剤を用いて得られたものであってもよい。このような光学部材としては、例えば、偏光板と偏光板保護フィルムとを紫外線遮蔽材を含む粘着剤または接着剤を用いて貼り付けた部材などが挙げられる。
剥離性の支持体としては、ポリエチレンテレフタレート(PET)を主成分(支持体を構成する成分のうち、質量基準の含有率が最も大きい成分)として含むものが好ましい。PETの重量平均分子量は、力学強度の観点から、20000以上であることが好ましく、30000以上であることがより好ましく、40000以上であることが更に好ましい。PETの重量平均分子量はヘキサフルオロイソプロパノール(HFIP)に支持体を溶かし、前述のGPC法により決定できる。支持体の厚さは、特に限定されないが、0.1~100μmであることが好ましく、0.1~75μmであることがより好ましく、0.1~55μmであることが更に好ましく、0.1~10μmであることが特に好ましい。また、支持体は、公知の表面処理として、コロナ処理、グロー放電処理、下塗り等が行われていてもよい。
試料の極大吸収波長及びモル吸光係数は、試料を酢酸エチル(溶媒)に溶解させて調製した0.005質量%溶液を、1cm石英セルを用いて、室温(25℃)で分光スペクトルを測定して求めた。測定装置には、UV-1800(島津製作所(株)製)を用いた。
(合成例1) 化合物1-1の合成例
1H-NMR(CDCl3) δ 7.35(s,2H),6.19(s,2H),5.66(s,2H),5.59(t,2H),4.33(t,4H),3.71-3.58(m,8H),1.99(s,6H),1.55(m,4H),1.29(m,4H),0.92(t,6H)
極大吸収波長(λmax):375nm
λmaxでのモル吸光係数(溶媒:酢酸エチル):3.71×104L/mol・cm
波長400nmでのモル吸光係数(溶媒:酢酸エチル):2.5×103L/mol・cm
波長420nmでのモル吸光係数(溶媒:酢酸エチル):100L/mol・cm以下
1H-NMR(CDCl3) δ 7.36(s,2H),6.51(d,2H),6.22(dd,2H),5.92(d,2H),5.54(t,2H),4.35(t,4H),3.71-3.59(m,8H),1.55(m,4H),1.30(m,4H),0.92(t,6H)
極大吸収波長(λmax):376nm
λmaxでのモル吸光係数(溶媒:酢酸エチル):3.78×104L/mol・cm
波長400nmでのモル吸光係数(溶媒:酢酸エチル):2.9×103L/mol・cm
波長420nmでのモル吸光係数(溶媒:酢酸エチル):100L/mol・cm以下
1H-NMR(CDCl3) δ 7.35(d,1H),7.34(d,1H),6.20(s,1H),5.66(s,1H),5.51(t,1H),5.17(t,1H),4.34(m,2H),3.71-3.59(m,6H),3.30(m,2H),2.0(s,3H),1.66-1.50(m,6H),1.49-1.34(m,2H),1.36-1.23(m,4H),1.03-0.88(m,9H)
極大吸収波長(λmax):376nm
λmaxでのモル吸光係数(溶媒:酢酸エチル):3.62×104L/mol・cm
波長400nmでのモル吸光係数(溶媒:酢酸エチル):2.6×103L/mol・cm
波長420nmでのモル吸光係数(溶媒:酢酸エチル):100L/mol・cm以下
1H-NMR(CDCl3) δ 7.45-7.31(m、8H),6.81(s,2H),6.74(dd,2),5.78(d,2H),5.28(d,2H),5.15(s,4H),3.66(t,4H),1.56(m,4H),1.31(m,4H),0.91(t,6H)
極大吸収波長(λmax):379nm
λmaxでのモル吸光係数(溶媒:酢酸エチル):4.04×104L/mol・cm
波長400nmでのモル吸光係数(溶媒:酢酸エチル):5.1×103L/mol・cm
波長420nmでのモル吸光係数(溶媒:酢酸エチル):600L/mol・cm
1H-NMR(CDCl3) δ 6.84(s,2H),6.16(s,2H),5.62(s,2H),4.52(t,4H),4.34(t,4H),3.67(t,4H),1.96(s,6H),1.55(m,4H),1.31(m,4H),0.92(t,6H)
極大吸収波長(λmax):378nm
λmaxでのモル吸光係数(溶媒:酢酸エチル):3.75×104L/mol・cm
波長400nmでのモル吸光係数(溶媒:酢酸エチル):3.9×103L/mol・cm
波長420nmでのモル吸光係数(溶媒:酢酸エチル):100L/mol・cm以下
1H-NMR(CDCl3) δ 7.35(s,2H),6.45(s,2H),5.88(s,2H),3.66(t,4H),2.10(s,6H),1.54(m,4H),1.31(m,4H),0.92(t,6H)
極大吸収波長(λmax):374nm
λmaxでのモル吸光係数(溶媒:酢酸エチル):3.76×104L/mol・cm 波長400nmでのモル吸光係数(溶媒:酢酸エチル):2.10×103L/mol・cm
波長420nmでのモル吸光係数(溶媒:酢酸エチル):500L/mol・cm
1H-NMR(CDCl3) δ 7.22(s,1H),6.20(s,2H),5.66(s,2H),5.53(m,2H),4.34(t,4H),3.67-3.59(m,8H),2.26(s,3H),1.99(s,6H),1.54(m,4H),1.29(m,4H),0.92(t,6H)
極大吸収波長(λmax):379nm
λmaxでのモル吸光係数(溶媒:酢酸エチル):3.63×104L/mol・cm
波長400nmでのモル吸光係数(溶媒:酢酸エチル):4.2×103L/mol・cm
波長420nmでのモル吸光係数(溶媒:酢酸エチル):600L/mol・cm
1H-NMR(CDCl3) δ 7.33-7.20(m,7H),7.16-7.07(m,4H),6.19(s,2H),5.65(s,2H),5.54(m,2H),4.76(s,4H),4.34(m,4H),3.63(m,4H),2.27(s,3H),1.98(s,6H)
極大吸収波長(λmax):383nm
λmaxでのモル吸光係数(溶媒:酢酸エチル):4.19×104L/mol・cm
波長400nmでのモル吸光係数(溶媒:酢酸エチル):8.0×103L/mol・cm
波長420nmでのモル吸光係数(溶媒:酢酸エチル):600L/mol・cm
1H-NMR(CDCl3) δ 7.34(s,2H),6.20(s,2H),5.66(s,2H),5.54(t,2H),4.34(t,4H),3.69-3.59(m,8H),1.99(s,6H),1.59-1.50(m,4H),1.31-1.21(m,36H),0.87(t,6H)
極大吸収波長(λmax):376nm
λmaxでのモル吸光係数(溶媒:酢酸エチル):3.40×104L/mol・cm
波長400nmでのモル吸光係数(溶媒:酢酸エチル):2.5×103L/mol・cm
波長420nmでのモル吸光係数(溶媒:酢酸エチル):400L/mol・cm
1H-NMR(CDCl3) δ 7.43(d,4H),7.39(s,2H),7.32(t,4H),7.17(t,2H),6.20(s,2H),5.66(s,2H),5.59(t,2H),4.34(t,4H),3.63(m,4H),2.00(s,6H)
極大吸収波長(λmax):385nm
λmaxでのモル吸光係数(溶媒:酢酸エチル):3.82×104L/mol・cm
波長400nmでのモル吸光係数(溶媒:酢酸エチル):1.3×104L/mol・cm
波長420nmでのモル吸光係数(溶媒:酢酸エチル):2.16×103L/mol・cm
1H-NMR(CDCl3) δ 7.35(s,2H),6.45(s,2H),5.88(s,2H),3.64(t,4H),2.10(s,6H),1.55(m,4H),1.35-1.17(m,36H),0.87(t,6H)
極大吸収波長(λmax):373nm
λmaxでのモル吸光係数(溶媒:酢酸エチル):3.10×104L/mol・cm
波長400nmでのモル吸光係数(溶媒:酢酸エチル):1.83×103L/mol
・cm
波長420nmでのモル吸光係数(溶媒:酢酸エチル):500L/mol・cm
(製造例1) 重合体A-1の製造例
得られた重合体A-1の150mgをクロロホルム100mLに溶解し、吸収スペクトルを測定した。重合体A-1の極大吸収波長は378nm(吸光度1.10)と347nm(吸光度1.22)であった。
重合体A-1は波長400nm近傍の波長の光を十分に遮蔽できるものであった。更には、350nmより短波の波長の光の遮蔽性にも優れていた。また、重合体A-1は着色の小さいものであった。
得られた例示重合体A-2の200mgをクロロホルム100mLに溶解し、吸収スペクトルを測定した。重合体A-1のλ極大吸収波長は378nm(吸光度0.91)と335nm(吸光度0.89)であった。
重合体A-2は波長400nm近傍の波長の光を十分に遮蔽できるものであった。更には、350nmより短波の波長の光の遮蔽性にも優れていた。また、重合体A-2は着色の小さいものであった。
(製造例3)重合体A-3の製造例
得られた重合体A-3の150mgをクロロホルム100mLに溶解し、吸収スペクトルを測定した。重合体A-3の極大吸収波長は384nm(吸光度1.01)と346nm(吸光度1.12)であった。
重合体A-3は波長400nm近傍の波長の光を十分に遮蔽できるものであった。更には、350nmより短波の波長の光の遮蔽性にも優れていた。また、重合体A-3は着色の小さいものであった。
(実施例1)
重合体A-1の659mg、クロロホルムの7.6g、及びポリメチルメタクリレート樹脂(ダイヤナールBR-80(モノマー単位としてメチルメタクリレート60質量%以上含有、重量平均分子量:95,000、酸価:0mgKOH/g、三菱ケミカル(株)製)の0.44gを溶解させた樹脂溶液を調製した。そして、調製した樹脂溶液をガラス基板上にスピンコート塗布し、塗布膜を40℃で2分間乾燥させて、重合体A-1を含む厚み約10μmの樹脂膜を形成した。実施例1の樹脂膜は、着色がほとんどなく、かつ、波長400nm近傍の波長の光の遮蔽性に優れていた。更には、350nmより短波の波長の光の遮蔽性にも優れていた。
実施例1において、重合体A-1の659mgを重合体A-2の661mgに変更したこと以外は、実施例1と同様にして樹脂膜を形成した。実施例2の樹脂膜は、着色がほとんどなく、かつ、波長400nm近傍の波長の光の遮蔽性に優れていた。更には、350nmより短波の波長の光の遮蔽性にも優れていた。
実施例1において、重合体A-1の659mgを重合体A-3の658mgに変更したこと以外は、実施例1と同様にして樹脂膜を形成した。実施例3の樹脂膜は、着色がほとんどなく、かつ、波長400nm近傍の波長の光の遮蔽性に優れていた。更には、350nmより短波の波長の光の遮蔽性にも優れていた。
実施例1において、重合体A-1の659mgを重合体C-1の1063mgに変更し、ポリメチルメタクリレート樹脂の配合量を0.04gに変更した以外は、実施例1と同様にして樹脂膜を形成した。比較例1の樹脂膜は、波長380~400nmの波長の光の遮蔽性が低いものであった。
実施例1~3及び比較例1で形成した樹脂膜に対して、以下の条件にて極大吸収波長(λmax)での吸光度の維持率を求め、耐光性を評価した。具体的には、樹脂膜のλmaxにおける吸光度を測定した後、樹脂膜を以下の条件で照射し、次いで28日照射後のλmaxにおける吸光度を測定した。照射前後のλmaxにおける吸光度の値から下記式より吸光度の維持率(%)を算出した。吸光度の維持率を表1に示す。吸光度は、分光光度計UV-1800PC(島津製作所社製)を用い、その光の吸光度から求めた。
吸光度の維持率(%)=(照射後のλmaxにおける吸光度/照射前のλmaxにおける吸光度)×100
なお、吸光度の維持率が大きいほど耐光性に優れていることを示す。
(条件)
装置:低温サイクルキセノンウェザーメーター(スガ試験機社:XL75)
照度:10klx(40w/m2)
時間:24時間
環境:23℃、相対湿度5%
実施例3における382nmのλmaxは化合物1-54に由来する極大吸収波長である。
実施例1、3および比較例1における337nm、338nmのλmax(極大吸収波長)は2-[2-ヒドロキシ-5-(2-メタクリロイルオキシエチル)フェニル]2H-ベンゾ[d][1,2,3]トリアゾールに由来する極大吸収波長である。
実施例2における335nmのλmax(極大吸収波長)は特開2020-041013号公報に記載の化合物Bに由来する極大吸収波長である。
実施例1~3の樹脂膜は、各λmax(極大吸収波長)での吸光度の維持率が高く、耐光性に優れていることが分かる。
また、実施例1と比較例1とを比較すると、実施例1では2-[2-ヒドロキシ-5-(2-メタクリロイルオキシエチル)フェニル]2H-ベンゾ[d][1,2,3]トリアゾールに由来する極大吸収波長での吸光度の維持率は95%であるのに対し、比較例1では2-[2-ヒドロキシ-5-(2-メタクリロイルオキシエチル)フェニル]2H-ベンゾ[d][1,2,3]トリアゾールに由来する極大吸収波長での吸光度の維持率は90%であり、実施例1よりも劣っていた。
実施例1において、重合体A-1の659mgを例示重合体B-1の659mgに代えたこと以外は、実施例1と同様にして樹脂膜を形成した。この樹脂膜は、着色がほとんどなく、かつ、波長400nm近傍の波長の光の遮蔽性に優れていた。また、この樹脂膜について、上記と同様の方法で吸光度の維持率を評価した。実施例4の樹脂膜における極大吸収波長(377nm)での吸光度の維持率は97%であり、優れた耐光性を有していた。
実施例1において、重合体A-1の659mgを重合体B-2の658mgに変更したこと以外は、実施例1と同様にして樹脂膜を形成した。この樹脂膜は、着色がほとんどなく、かつ、波長400nm近傍の波長の光の遮蔽性に優れていた。更には、350nmより短波の波長の光の遮蔽性にも優れていた。
[重合性組成物の製造]
各素材を下記表に記載の比率で混合して重合性組成物1~4を製造した。下記表に記載の数値は質量部である。
重合性モノマー2:メタクリル酸ベンジル(富士フイルム和光純薬(株)製)
紫外線吸収剤1:合成例1で得られた化合物1-1(極大吸収波長:375nm)
紫外線吸収剤2:合成例4で得られた化合物1-17、1-18、1-19の混合物(極大吸収波長:379nm)
紫外線吸収剤3:2-[2-ヒドロキシ-5-(2-メタクリロイルオキシエチル)フェニル]2H-ベンゾ[d][1,2,3]トリアゾール(下記構造の化合物、極大吸収波長:338nm)
紫外線吸収剤4:合成例8で得られた化合物1-50(極大吸収波長:383nm)
各重合性組成物を厚み1mmのクラウンガラス板で挟み込み、光照射装置(EXECURE 3000、HOYA CANDEO OPTRONICS(株)製)を用い、1.0J/cm2(2.5mW/cm2)で光照射し、各重合性組成物がガラス板で挟み込まれた実施例11の重合体膜(重合性組成物1の重合体膜)、実施例12の重合体膜(重合性組成物2の重合体膜)、実施例13の重合体膜(重合性組成物3の重合体膜)、実施例14の重合体膜(重合性組成物4の重合体膜)をそれぞれ製造した。各重合体膜の膜厚は50μmになるように調整した。
得られた各重合体膜について、波長300~600nmの光の透過率を測定した。結果を下記表に示す。実施例11~14の重合体膜は、着色がほとんどなく、かつ、波長400nm近傍の波長の光の遮蔽性に優れていた。また、実施例12、13、14の樹脂膜については、350nmより短波の波長の光の遮蔽性にも優れており、波長330~400nmの波長の光に対して優れた遮蔽性を有していた。
実施例1~14の重合体膜について、40℃、湿度50%の条件下、1週間保存した後、室温で1日放置してブリードアウトおよび析出の有無を目視で観測した。重合体膜1~3のいずれにおいてもブリードアウトおよび析出は確認できなかった。
Claims (18)
- 前記式(1)で表される化合物が、式(2)で表される化合物である、請求項1に記載の重合性組成物;
式(2)中、R11およびR12はそれぞれ独立に水素原子、アルキル基またはアリール基を表し、
R13およびR14はそれぞれ独立に水素原子、ハロゲン原子、アルキル基、アリール基、アルコキシ基またはアリールオキシ基を表し、
X11およびX12はそれぞれ独立に単結合、-O-、-OC(=O)-、-OC(=O)O-または-OC(=O)NRx11-を表し、Rx11は水素原子、アルキル基またはアリール基を表し、
Y11およびY12はそれぞれ独立に単結合または2価の連結基を表し、
Z11およびZ12はそれぞれ独立に水素原子またはエチレン性不飽和結合を有する重合性基を表し、
R11とR12は互いに結合して環を形成していてもよく、
R13とR14は互いに結合して環を形成していてもよい;
ただし、Z11およびZ12の少なくとも一方はエチレン性不飽和結合を有する重合性基である。 - 前記エチレン性不飽和結合を有する重合性基は、(メタ)アクリロイルオキシ基またはビニルフェニル基である、請求項1または2に記載の重合性組成物。
- 前記紫外線吸収剤Aの極大吸収波長は波長300~380nmの範囲に存在する、請求項1~3のいずれか1項に記載の重合性組成物。
- 前記紫外線吸収剤Aは、重合性基を有する化合物である、請求項1~4のいずれか1項に記載の重合性組成物。
- 前記紫外線吸収剤Aは、2-(2-ヒドロキシフェニル)ベンゾトリアゾール系化合物、2-(2-ヒドロキシフェニル)-1,3,5-トリアジン系化合物および2-ヒドロキシベンゾフェノン系化合物から選ばれる少なくとも1種である、請求項1~5のいずれか1項に記載の重合性組成物。
- 更に、前記式(1)で表される化合物以外の重合性化合物と、重合開始剤とを含む請求項1~6のいずれか1項に記載の重合性組成物。
- 請求項1~7のいずれか1項に記載の重合性組成物を重合して得られた重合体。
- 請求項8に記載の重合体を含む紫外線遮蔽材料。
- 支持体と、請求項9に記載の紫外線遮蔽材料とを有する積層体。
- 式(5)で表される化合物;
式(5)中、R51およびR52はそれぞれ独立に水素原子、アルキル基またはアリール基を表し、
R53およびR54はそれぞれ独立に水素原子、ハロゲン原子、アルキル基、アリール基、アルコキシ基またはアリールオキシ基を表し、
X51およびX52はそれぞれ独立に、-O-、-OC(=O)O-または、-OC(=O)NH-を表し、
Y51およびY52はそれぞれ独立に単結合または2価の連結基を表し、前記2価の連結基は、炭化水素基であるか、または、2以上の炭化水素基を連結基を介して結合した構造の基であり、前記連結基は、-O-、-C(=O)-、-OC(=O)-、-C(=O)O-、-NHC(=O)-または-C(=O)NH-を表し、
Z51およびZ52はそれぞれ独立に水素原子またはエチレン性不飽和結合を有する重合性基を表す;
ただし、Z51およびZ52の少なくとも一方はエチレン性不飽和結合を有する重合性基であり、
X51が-O-のとき、Z51が表すエチレン性不飽和結合を有する重合性基はビニルフェニル基であり、
X52が-O-のとき、Z52が表すエチレン性不飽和結合を有する重合性基はビニルフェニル基である。 - 前記エチレン性不飽和結合を有する重合性基は、(メタ)アクリロイルオキシ基またはビニルフェニル基である、請求項11に記載の化合物。
- X51およびX52はそれぞれ独立に-O-、または、-OC(=O)NH-を表す、請求項11または12に記載の化合物。
- X51およびX52が同一であり、Y51およびY52が同一であり、Z51およびZ52が同一である請求項11~13のいずれか1項に記載の化合物。
- 請求項11~14のいずれか1項に記載の化合物を含む紫外線吸収剤。
- 請求項11~14のいずれか1項に記載の化合物由来の構造を含む重合体。
- 式(6)で表される化合物と、式(7)で表される化合物とを反応させて、式(5)で表される化合物を製造する化合物の製造方法;
式(6)中、R61およびR62はそれぞれ独立に水素原子、アルキル基またはアリール基を表し、
R63およびR64はそれぞれ独立に水素原子、ハロゲン原子、アルキル基、アリール基、アルコキシ基またはアリールオキシ基を表す;
式(7)中、E71は式(6)のヒドロキシ基と反応する基を表し、
Y71は単結合または2価の連結基を表し、前記2価の連結基は、炭化水素基であるか、または、2以上の炭化水素基を連結基を介して結合した構造の基であり、前記連結基は、-O-、-C(=O)-、-OC(=O)-、-C(=O)O-、-NHC(=O)-または-C(=O)NH-を表し、
Z71はエチレン性不飽和結合を有する重合性基を表す;
式(5)中、R51およびR52はそれぞれ独立に水素原子、アルキル基またはアリール基を表し、
R53およびR54はそれぞれ独立に水素原子、ハロゲン原子、アルキル基、アリール基、アルコキシ基またはアリールオキシ基を表し、
X51およびX52はそれぞれ独立に、-O-、-OC(=O)O-または、-OC(=O)NH-を表し、
Y51およびY52はそれぞれ独立に単結合または2価の連結基を表し、前記2価の連結基は、炭化水素基であるか、または、2以上の炭化水素基を連結基を介して結合した構造の基であり、前記連結基は、-O-、-C(=O)-、-OC(=O)-、-C(=O)O-、-NHC(=O)-または-C(=O)NH-を表し、
Z51およびZ52はそれぞれ独立に水素原子またはエチレン性不飽和結合を有する重合性基を表す;
ただし、Z51およびZ52の少なくとも一方はエチレン性不飽和結合を有する重合性基であり、
X51が-O-のとき、Z51が表すエチレン性不飽和結合を有する重合性基はビニルフェニル基であり、
X52が-O-のとき、Z52が表すエチレン性不飽和結合を有する重合性基はビニルフェニル基である。 - 前記式(7)のE71が-COCl、-O(C=O)Cl、-NCO、-Cl、-Br、-I、-OSO2D1またはオキシラニル基であり、D1はメチル基、エチル基、フェニル基または4-メチルフェニル基である、請求項17に記載の化合物の製造方法。
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| US20230159675A1 (en) | 2023-05-25 |
| CN115776992B (zh) | 2024-10-22 |
| KR20230021725A (ko) | 2023-02-14 |
| EP4201932A1 (en) | 2023-06-28 |
| CN115776992A (zh) | 2023-03-10 |
| EP4201932B1 (en) | 2025-01-08 |
| JP7428810B2 (ja) | 2024-02-06 |
| JPWO2022039120A1 (ja) | 2022-02-24 |
| EP4201932A4 (en) | 2024-02-28 |
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