WO2023176411A1 - 単層カーボンナノチューブ分散液、硬化性樹脂組成物、硬化物及び帯電防止性フィルム - Google Patents
単層カーボンナノチューブ分散液、硬化性樹脂組成物、硬化物及び帯電防止性フィルム Download PDFInfo
- Publication number
- WO2023176411A1 WO2023176411A1 PCT/JP2023/007155 JP2023007155W WO2023176411A1 WO 2023176411 A1 WO2023176411 A1 WO 2023176411A1 JP 2023007155 W JP2023007155 W JP 2023007155W WO 2023176411 A1 WO2023176411 A1 WO 2023176411A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- walled carbon
- curable resin
- carbon nanotubes
- resin composition
- mass
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
- C08K3/041—Carbon nanotubes
-
- 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
- C08F2/00—Processes of polymerisation
- C08F2/44—Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/044—Forming conductive coatings; Forming coatings having anti-static properties
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L101/00—Compositions of unspecified macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L65/00—Compositions of macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain; Compositions of derivatives of such polymers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/20—Conductive material dispersed in non-conductive organic material
- H01B1/24—Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon or silicon
Definitions
- the present invention relates to a single-walled carbon nanotube dispersion, a curable resin composition, a cured product, and an antistatic film.
- Carbon nanotubes are used in various applications such as conductive fillers, thermally conductive materials, light emitting elements, electrode materials, electrode bonding materials, reinforcing materials, and black pigments.
- Carbon nanotubes are minute structures with a diameter of nanometers, and because they are not easy to handle or process when used alone, they are produced as a carbon nanotube dispersion in a liquid medium and used for various purposes. It is common that
- carbon nanotubes are sometimes used in antistatic films for smartphones and the like for the purpose of imparting antistatic properties to the film.
- a pre-prepared carbon nanotube dispersion is mixed with a resin (transparent resin), and the resulting resin composition is applied onto a transparent substrate in the form of a film.
- Antistatic films can be produced.
- antistatic films are required to have high transparency.
- butyral resin is known as a dispersant that improves the dispersibility of carbon nanotubes in resin (for example, Patent Document 2).
- butyral resin inhibits the conductivity of carbon nanotubes. For this reason, there is a problem in that it is difficult to use insulating dispersants in applications that require electrical conductivity, such as antistatic films.
- the present invention has good dispersibility of carbon nanotubes when mixed with a curable resin, and can impart good antistatic properties and excellent transparency to the curable resin composition.
- the main objective is to provide a novel single-walled carbon nanotube dispersion.
- Another object of the present invention is to provide a curable resin composition using the single-walled carbon nanotube dispersion, a cured product of the curable resin composition, and an antistatic film using the cured product. do.
- a single-walled carbon nanotube dispersion containing single-walled carbon nanotubes, a conductive polymer containing a specific repeating unit, and a liquid medium is a dispersion of carbon nanotubes when mixed with a curable resin. It has been found that the antistatic properties and excellent transparency can be imparted to the curable resin composition.
- the present invention was completed through further studies based on the above findings.
- Item 1 A single-walled carbon nanotube dispersion liquid comprising a single-walled carbon nanotube, a conductive polymer containing a repeating unit represented by the following formula (1), and a liquid medium.
- the group R 1 is a linear or branched alkylene group having 3 to 5 carbon atoms
- the group R 2 is a hydrogen atom, a linear or branched alkyl group, or a group - OR 2 forms a salt.
- Item 2. The single-walled carbon nanotube dispersion according to item 1, wherein the liquid medium contains at least one of water and an organic solvent.
- Item 3. Item 3.
- Measurement conditions for sedimentation rate 100 parts by mass of urethane acrylate and 3 parts by mass of 1-hydroxycyclohexyl-phenyl ketone are mixed with isopropyl alcohol to prepare a resin solution having a solid concentration of urethane acrylate of 30% by mass.
- the resin solution and the single-walled carbon nanotube dispersion are mixed to prepare a measurement sample containing 0.015% by mass of single-walled carbon nanotubes and 29% by mass of urethane acrylate based on the solid content of urethane acrylate.
- the sedimentation rate of the single-walled carbon nanotubes is calculated by filling 0.4 ml of the obtained measurement sample into a sample cell, rotating it at a high speed of 4000 rpm, and analyzing the particle separation phenomenon at the center of the cell based on the elapsed time. Item 4.
- Item 1 wherein the mass ratio of the content of the conductive polymer to the content of the single-walled carbon nanotubes (content of the conductive polymer/content of the single-walled carbon nanotubes) is 1 or more and 10 or less.
- the single-walled carbon nanotube dispersion according to any one of items 1 to 3.
- Item 5. A curable resin composition comprising a single-walled carbon nanotube, a conductive polymer containing a repeating unit represented by the following formula (1), a liquid medium, and a curable resin.
- the group R 1 is a linear or branched alkylene group having 3 to 5 carbon atoms
- the group R 2 is a hydrogen atom, a linear or branched alkyl group, or a group - OR 2 forms a salt.
- Item 6. The curable resin composition according to item 5, wherein the liquid medium contains at least one of water and an organic solvent. Section 7. Item 7. The curable resin composition according to item 5 or 6, wherein the single-walled carbon nanotubes have a sedimentation rate of 60%/h or less, as measured by a light transmission centrifugal sedimentation method under the following conditions.
- the sedimentation rate of the single-walled carbon nanotubes is calculated by filling a sample cell with 0.4 ml of the curable resin composition, rotating it at a high speed of 4000 rpm, and analyzing the particle separation phenomenon at the center of the cell based on the elapsed time.
- Section 8. Item 5, wherein the mass ratio of the content of the conductive polymer to the content of the single-walled carbon nanotubes (content of the conductive polymer/content of the single-walled carbon nanotubes) is 1 or more and 10 or less.
- the curable resin composition according to any one of items 1 to 7. Item 9.
- Item 10. A cured product of the curable resin composition according to any one of Items 5 to 9. Item 11. Item 11. The cured product according to item 10, which is in the form of a film. Item 12. The surface resistance value is 10 11 ⁇ /sq. Item 12. The cured product according to item 10 or 11, which is as follows. Item 13. a transparent base material; an antistatic layer formed of the cured product according to any one of items 10 to 12, laminated on the transparent base material; An antistatic film comprising: Section 14. Item 14. The antistatic film according to item 13, which satisfies the following conditions. (Total light transmittance of the antistatic film/Total light transmittance of the antistatic film when the antistatic layer is formed only with the curable resin)>0.94
- carbon nanotubes have good dispersibility when mixed with a curable resin, and can provide a curable resin composition with good antistatic properties and excellent transparency.
- a layered carbon nanotube dispersion can be provided.
- the single-walled carbon nanotube dispersion of the present invention comprises single-walled carbon nanotubes and a conductive polymer (hereinafter referred to as conductive polymer A) containing a repeating unit represented by the following formula (1). ) and a liquid medium.
- conductive polymer A a conductive polymer containing a repeating unit represented by the following formula (1).
- the single-walled carbon nanotube dispersion liquid of the present invention has good dispersibility of carbon nanotubes when mixed with a curable resin, and has good antistatic properties for the curable resin composition. It can provide excellent transparency.
- the single-walled carbon nanotube dispersion of the present invention will be described in detail.
- the origin (manufacturing method) of the single-walled carbon nanotubes is not limited, and the effects of the present invention can be achieved.
- Single-walled carbon nanotubes may be manufactured by any method within the above range. Examples of methods for producing single-walled carbon nanotubes include arc discharge, laser evaporation, and chemical vapor deposition (CVD), with chemical vapor deposition (CVD) being preferred.
- the number of single-walled carbon nanotubes contained in the CNT dispersion of the present invention may be one, or two or more.
- the average particle diameter (D50) of the single-walled carbon nanotubes is not particularly limited as long as it achieves the effects of the present disclosure, but is preferably 4000 nm or less, more preferably It is 2000 nm or less, more preferably 600 nm or less.
- the average particle diameter (D50) of the single-walled carbon nanotubes is preferably 1 nm or more, more preferably 10 nm or more, and still more preferably 100 nm or more.
- the average particle diameter (D50) of single-walled carbon nanotubes was measured as follows.
- the average particle diameter (D50) of the single-walled carbon nanotubes contained in the CNT dispersion of the present invention was measured using a dynamic light scattering particle size distribution analyzer (for example, manufactured by Otsuka Electronics, product name "ELSZ-2000ZS"). Measure the particle size distribution (scattering intensity standard) of CNTs.
- the particle size (nm) at which the cumulative volume calculated from the small diameter side is 50% is determined, and is defined as the scattering intensity average particle size D50.
- the single-walled carbon nanotubes have a G band and a D band in the Raman spectrum at an excitation wavelength of 532 nm measured by resonance Raman scattering method.
- the peak intensity ratio G/D is preferably 200 or less, more preferably 150 or less, even more preferably 100 or less, even more preferably 50 or less.
- the peak intensity ratio G/D is preferably 0.5 or more, more preferably 1 or more, still more preferably 2 or more. Note that "peak intensity ratio” means "height ratio".
- the The sedimentation rate of the layered carbon nanotubes is preferably 60%/h or less, more preferably 40%/h or less, still more preferably 35%/h or less, even more preferably 30%/h or less.
- the sedimentation rate is, for example, 0.001%/h or more, 0.01%/h or more, 0.1%/h or more.
- the sedimentation rate of the single-walled carbon nanotubes is calculated by filling 0.4 ml of the obtained measurement sample into a sample cell, rotating it at a high speed of 4000 rpm, and analyzing the particle separation phenomenon at the center of the cell based on the elapsed time.
- a UV curable resin for coating is used, specifically, a product name: Beamset 575 manufactured by Arakawa Chemical Industry Co., Ltd. (70% by mass of urethane oligomer, 30% by mass of trimethyloltopropane triacrylate, number of functional groups) 3 to 6, solid content 100%, viscosity at 25° C.
- Beam Set 575 is not available, use DIC Corporation's product name: Luxidia V-4025 (UV curable resin for coating (urethane acrylate), number of functional groups: 6, solid content 78-82% by mass (butyl acetate), The viscosity at 25° C. is 370 to 630 mPa ⁇ s and the weight average molecular weight is about 1000).
- the content of single-walled carbon nanotubes is not particularly limited as long as it does not impede the effects of the present invention, and from the viewpoint of achieving the effects of the present invention more preferably, the content rate of single-walled carbon nanotubes is preferably 0. 01 to 1% by weight, more preferably 0.05 to 0.5% by weight, even more preferably 0.1 to 0.5% by weight.
- the CNT dispersion of the present invention contains conductive polymer A along with single-walled carbon nanotubes.
- the conductive polymer A includes a repeating unit represented by the following formula (1).
- the group R 1 is a straight or branched alkylene group having 3 to 5 carbon atoms.
- the group R 2 is a hydrogen atom, a linear or branched alkyl group, or the group -O--R 2 forms a salt.
- the repeating unit represented by formula (1) above is a sulfonic acid.
- the repeating unit represented by the above formula (1) is a sulfonic acid alkyl ester, and the number of carbon atoms in the alkyl group is preferably 3 to 3. It is 5.
- the group -O-R 2 forms a salt
- the compound represented by the above formula (1) is a sulfonic acid salt, and specific examples include lithium salt, sodium salt, and potassium salt of sulfonic acid. Examples include.
- R 1 is preferably a branched alkylene group having 4 or 5 carbon atoms, particularly preferably a group -CH 2 -CH 2 -CH(CH 3 )-, a group -CH 2 - CH 2 --CH(CH 2 CH 3 )- or the group --CH 2 --CH 2 --CH 2 --CH(CH 3 )- is preferred. That is, the repeating unit represented by formula (1) is preferably the following formula (11), formula (12), or formula (13).
- R 2 is H, Na, a group -CH 2 C(CH 3 ) 3 , a group -CH(CH 3 ) (CH 2 CH 3 ), the group -CH(CH 3 ) 2 and the like are preferred.
- the linker (spacer) connecting the repeating units represented by the above formula (1) is not particularly limited as long as the effect of the present invention is achieved, and for example, the number of carbon atoms is 1 to 1. 3 alkylene groups are mentioned. Further, the repeating unit represented by the above formula (1) may be directly bonded without having a linker (spacer).
- the conductive polymer A containing the repeating unit represented by the above formula (1) is preferably a self-doped conductive polymer.
- a self-doping conductive polymer is a conductive polymer that has a substituent (sulfo group, sulfonate group, etc.) in the main chain of the polymer, either directly or via a spacer, that provides both water solubility and a doping effect.
- SELFTRON registered trademark
- SELFTRON registered trademark
- the number of repeating units contained in the conductive polymer A may be only one type, or two or more types.
- the proportion of the repeating units represented by the above formula (1) is not particularly limited as long as the effects of the present invention are achieved, and for example, , 5% by mass or more, 30% by mass or more, 50% by mass or more, 70% by mass or more, 90% by mass or more.
- the proportion of the repeating unit represented by the above formula (1) is large, the conductive polymer A tends to become a self-doped conductive polymer.
- the weight average molecular weight of the conductive polymer A is preferably about 1,000 to 1,000,000, more preferably about 1,500 to 750,000. , more preferably about 2,000 to 500,000.
- the weight average molecular weight of the conductive polymer A is a value measured by gel filtration chromatography (GPC).
- the viscosity of a 1% by mass isopropanol solution of conductive polymer A is, for example, 1 mPa ⁇ s or more, preferably 1 to 200 mPa ⁇ s. degree, more preferably about 1 to 100 mPa ⁇ s, still more preferably about 1 to 50 mPa ⁇ s.
- the method for measuring the viscosity of conductive polymer A is as follows.
- ⁇ Method of measuring viscosity> The viscosity is measured using a rheometer under the conditions of 25° C. environment, shear rate of 1.0 s ⁇ 1 and cone plate: C60/2.
- the conductivity of a 1% by mass isopropanol solution of conductive polymer A is preferably about 10 5 to 10 10 ⁇ /sq., more preferably about 10 ⁇ /sq. It is about 6 to 10 9 ⁇ /sq., more preferably about 10 7 to 10 9 ⁇ /sq.
- the conductivity of the conductive polymer A is determined by applying No. .. This is a value measured according to the method of the example after coating by a bar coating method using a No. 12 bar coater and drying by air drying.
- the mass ratio of the content of conductive polymer A to the content of single-walled carbon nanotubes is preferably about 1 to 20, more preferably about 1 to 15, and even more preferably about 1 to 10.
- the mass ratio of the content of conductive polymer A to the content of single-walled carbon nanotubes is preferably 10 or less.
- the content of conductive polymer A is not particularly limited as long as it does not impede the effects of the present invention, and from the viewpoint of more preferably achieving the effects of the present invention, the content of conductive polymer A is preferably 0. .01 to 20% by weight, more preferably 0.05 to 10% by weight, and still more preferably 0.1 to 5% by weight.
- the CNT dispersion of the present invention further contains a liquid medium.
- the type of liquid medium is not particularly limited as long as it does not impede the effects of the present invention, and may be either a polar solvent or a non-polar solvent, for example.
- the CNT dispersion of the present invention may contain only one type of liquid medium, or may contain two or more types. From the viewpoint of achieving the effects of the present invention more suitably, the liquid medium is preferably a polar solvent.
- Preferred liquid media include, for example, water and organic solvents (preferably alcohols such as ethanol and isopropyl alcohol, and polar organic solvents such as DMF, NMP, ethyl acetate, butyl acetate, and methyl ethyl ketone).
- organic solvents preferably alcohols such as ethanol and isopropyl alcohol, and polar organic solvents such as DMF, NMP, ethyl acetate, butyl acetate, and methyl ethyl ketone.
- isopropyl alcohol is particularly preferred.
- the proportion of the liquid medium in the CNT dispersion of the present invention is preferably 79.00 to 99.98% by mass, more preferably 84.00 to 99.98% by mass, even more preferably 89.00 to 99.98% by mass. Mass % is mentioned.
- the CNT dispersion of the present invention further contains additives included in known carbon nanotube dispersions, if necessary. Good too.
- the content of the additive is preferably 10% by mass or less, more preferably 5% by mass or less, even more preferably 3% by mass or less.
- An acid can be further added to the CNT dispersion of the present invention, if necessary.
- the type of acid is not particularly limited as long as it does not impede the effects of the present invention, and it may be either an organic acid or an inorganic acid.
- the CNT dispersion of the present invention may contain only one type of acid, or may contain two or more types of acids. From the viewpoint of achieving the effects of the present invention more preferably, the pKa of the acid is preferably 0 to 15, more preferably 1 to 13, and even more preferably 1.5 to 8.
- Preferred acids include, for example, alcohol (preferably trifluoroethanol, phenol, etc.), carboxylic acid (preferably acetic acid, benzoic acid, etc.), phosphonic acid (preferably hexylphosphonic acid, phenylphosphonic acid, etc.), phosphoric acid (preferably hexylphosphonic acid, phenylphosphonic acid, etc.), Preferred examples include dibenzyl phosphate and the like.
- the acid content is preferably adjusted by the pKa of the acid. For example, when using phosphonic acid, the concentration is 0.001mM to 10M, more preferably 0.01mM to 1M, and even more preferably 0.1mM to 500mM.
- the method for producing the CNT dispersion of the present invention is not particularly limited, and can be produced by mixing single-walled carbon nanotubes, conductive polymer A, and a liquid medium.
- the CNT dispersion of the present invention has good dispersibility of carbon nanotubes when mixed with a curable resin, and can impart good antistatic properties and excellent transparency to the curable resin composition. Therefore, the CNT dispersion of the present invention can be suitably used for manufacturing a curable resin composition, which will be described later, and for manufacturing an antistatic film using the curable resin composition.
- the curable resin composition of the present invention comprises a single-walled carbon nanotube, a conductive polymer A containing a repeating unit represented by the above formula (1), a liquid medium, and a curable resin. It is characterized by including.
- the curable resin composition of the present invention can be suitably produced by using the CNT dispersion of the present invention described above. That is, the curable resin composition of the present invention can be suitably produced by mixing the CNT dispersion of the present invention and the curable resin.
- the CNT dispersion of the present invention has good dispersibility of single-walled carbon nanotubes when mixed with a curable resin, and has good antistatic properties and excellent transparency for the curable resin composition. Can be given gender. Therefore, in the curable resin composition of the present invention produced using the CNT dispersion of the present invention, the single-walled carbon nanotubes are uniformly dispersed in the curable resin composition, and the composition has good antistatic properties. It can exhibit excellent transparency. Therefore, for example, by using a cured resin layer obtained by curing the curable resin composition of the present invention on a transparent substrate as an antistatic layer, an antistatic film can be suitably produced.
- the conductive polymer A containing the repeating unit represented by formula (1), and the liquid medium in the curable resin composition of the present invention please refer to "1. This is as explained in the section "Layered Carbon Nanotube Dispersion”.
- the content of single-walled carbon nanotubes is not particularly limited as long as it does not impede the effects of the present invention, and is preferably Examples include 0.001 to 0.1% by mass, more preferably 0.005 to 0.05% by mass, and still more preferably 0.005 to 0.04% by mass.
- the content of the conductive polymer A is not particularly limited as long as it does not impede the effects of the present invention, and from the viewpoint of more preferably achieving the effects of the present invention. , preferably 0.010 to 0.500% by mass, more preferably 0.015 to 0.200% by mass, and even more preferably 0.015 to 0.100% by mass.
- the mass ratio of the content of conductive polymer A to the content of single-walled carbon nanotubes is preferably about 1 to 20, more preferably about 1 to 15, and still more preferably about 1 to 10.
- the proportion of the liquid medium in the curable resin composition of the present invention is preferably 10 to 70% by mass, more preferably 20 to 60% by mass, and even more preferably 30 to 50% by mass.
- the curable resin contained in the curable resin composition of the present invention is not particularly limited. Since the curable resin composition of the present invention preferably has excellent transparency, the curable resin is preferably transparent.
- curable resin can be appropriately selected depending on the application, and examples include ionizing radiation-curable resins and thermosetting resins.
- the ionizing radiation curable resin is a resin that is crosslinked and cured by irradiation with ionizing radiation, and includes a mixture of at least one of prepolymers, oligomers, monomers, etc. as appropriate.
- ionizing radiation refers to electromagnetic waves or charged particle beams that have energy quanta that can polymerize or crosslink molecules, and ultraviolet rays (UV) or electron beams (EB) are usually used; It also includes electromagnetic waves such as rays and gamma rays, and charged particle beams such as alpha rays and ion beams.
- the ionizing radiation-curable resin examples include urethane (meth)acrylate, epoxy acrylate, polyester acrylate, polyether acrylate, and the like.
- the curable resin is particularly preferably urethane (meth)acrylate because the curable resin composition of the present invention can exhibit good antistatic properties and excellent transparency when cured.
- Ionizing radiation curable resins can be used alone or in combination of two or more.
- thermosetting resins include epoxy resins, polyurethane resins (including two-component curable polyurethanes), unsaturated polyester resins, aminoalkyd resins, phenolic resins, urea resins, diallyl phthalate resins, and melamine resins. , guanamine resin, melamine-urea cocondensation resin, silicone resin, polysiloxane resin and the like. These thermosetting resins can be used alone or in combination of two or more.
- a crosslinking agent, a curing agent such as a polymerization initiator, and a polymerization accelerator can be added to the curable resin composition.
- a curing agent an organic amine or the like can be added to an epoxy resin, and an isocyanate, an organic sulfonate, or the like can be added to an unsaturated polyester resin, a polyurethane resin, or the like.
- Peroxides such as methyl ethyl ketone peroxide and radical initiators such as azoisobutyl nitrile can be added to the unsaturated polyester resin.
- the curable resin composition of the present invention has a sedimentation rate of single-walled carbon nanotubes measured by a light transmission centrifugal sedimentation method under the following conditions, preferably 60%/h or less, more preferably 40%/h or less, More preferably, it is 35%/h or less, and even more preferably 30%/h or less.
- the sedimentation rate is, for example, 0.001%/h or more, 0.01%/h or more, 0.1%/h or more.
- the sedimentation rate of the single-walled carbon nanotubes is calculated by filling a sample cell with 0.4 ml of the curable resin composition, rotating it at a high speed of 4000 rpm, and analyzing the particle separation phenomenon at the center of the cell based on the elapsed time.
- the curable resin composition of the present invention becomes a cured product by being cured by irradiation with ionizing radiation or heating.
- the cured product of the curable resin composition of the present invention preferably has a surface resistance value of 10 11 ⁇ /sq. Below, more preferably 10 10 ⁇ /sq. More preferably 10 9 ⁇ /sq. The lower limit is, for example, 10 5 ⁇ /sq. can be mentioned.
- the surface resistance value was measured as described in Examples.
- a cured product when the curable resin is an ultraviolet curable resin, a cured product can be obtained by drying the curable resin composition and irradiating it with ultraviolet rays.
- a cured resin layer (cured product in the form of a film) is formed.
- a transparent film in which a cured resin layer and a transparent base material are laminated is obtained.
- the cured resin layer of the transparent film has antistatic properties. Therefore, by using the cured resin layer as an antistatic layer, the transparent film can be suitably used as an antistatic film in which the antistatic layer is laminated on a transparent base material.
- the antistatic film of the present invention comprises a transparent base material and an antistatic layer formed of a cured product of the curable resin composition of the present invention, which is laminated on the transparent base material. It is characterized by Since the antistatic film of the present invention includes an antistatic layer using the curable resin composition of the present invention, it has both good antistatic properties and excellent transparency.
- the antistatic film of the present invention preferably satisfies the following conditions. (Total light transmittance of the antistatic film/Total light transmittance of the antistatic film when the antistatic layer is formed only with the curable resin)>0.94
- the total light transmittance of the antistatic film was measured as described in Examples.
- the total light transmittance per unit thickness (5 ⁇ m) of the antistatic film of the present invention is preferably 70% or more, more preferably 75% or more, and still more preferably 81% or more.
- the transparent base material is formed of, for example, a transparent resin.
- the transparent resin is not particularly limited as long as it can be used as a base material for antistatic films, and includes polyesters such as polyethylene terephthalate, acrylic resins, polycarbonates, polypropylene, polystyrene, polyimides, polyamides, polysulfones, polyethersulfones, Examples include polyvinyl chloride, polyvinyl alcohol, polymethyl methacrylate, phenol resin, epoxy resin, and ABS resin.
- the transparent base material is transparent.
- the total light transmittance per unit thickness (100 ⁇ m) of the transparent base material is preferably 70% or more, more preferably 80% or more, and still more preferably 84% or more. Measurement of total light transmittance is performed according to the description in Examples.
- the thickness of the transparent base material is, for example, about 10 to 500 ⁇ m, preferably about 20 to 300 ⁇ m, and more preferably about 30 to 200 ⁇ m.
- the antistatic layer is formed of a cured product of the curable resin composition of the present invention. Therefore, the surface resistance value of the antistatic layer is preferably 10 11 ⁇ /sq. Below, more preferably 10 10 ⁇ /sq. More preferably 10 9 ⁇ /sq. The lower limit is, for example, 10 5 ⁇ /sq. can be mentioned. The surface resistance value was measured as described in Examples.
- the thickness of the antistatic layer is, for example, about 1 to 20 ⁇ m, preferably about 2 to 10 ⁇ m, and more preferably about 3 to 6 ⁇ m.
- the antistatic film of the present invention can be suitably applied to, for example, interface screens of electronic devices such as smartphones.
- Total light transmittance The total light transmittance of the antistatic film was measured using an ultraviolet/visible/near-infrared spectrophotometer (UV 3600i, manufactured by Shimadzu Corporation) in accordance with JIS K7361-1.
- the dispersion stability (sedimentation rate) of the curable resin composition was evaluated by the following procedure. Dispersion stability was evaluated using a method called light transmission centrifugal sedimentation using a dispersibility evaluation/particle size distribution device LS-610 manufactured by LUM Japan, using the sedimentation rate of carbon nanotubes in a solution measured. Specifically, a sample cell containing 0.4 ml of the curable resin composition as a measurement sample was rotated at a high speed of 4000 rpm at 25°C, and the particle separation phenomenon at the center of the cell was analyzed based on the elapsed time. , the sedimentation rate of carbon nanotubes was calculated. The above measurement device is equipped with data analysis software, and by automatically analyzing the measurement data, the sedimentation rate can be calculated.
- Dispersant 1 SELFTRON (registered trademark) organic solvent grade (manufactured by Tosoh Corporation, viscosity 4-6 mPa ⁇ s (1% by mass solution @ 25°C)), surface resistance 5.1 ⁇ 10 8 ⁇ /sq. (1% by mass solution).
- a conductive polymer self-doped conductive material containing a repeating unit represented by the above general formula (1).
- Dispersant 2 S-LEC BL-10 (manufactured by Sekisui Chemical Co., Ltd.) A polymer dispersant containing no repeating unit represented by the above general formula (1).
- Polyethylene terephthalate film Lumirror (registered trademark) #100-S10 (manufactured by Toray Industries, Inc.)
- urethane acrylate 100 parts by mass of urethane acrylate (manufactured by Arakawa Chemical Industries, Ltd., trade name: Beam Set 575) as a curable resin (transparent), and 3 parts by mass of a photopolymerization initiator (manufactured by Ciba Specialty Chemicals, trade name: Irgacure 184).
- a liquid curable resin solution (binder resin solution (solid content concentration: 30% by mass)) was prepared using 10% and isopropanol.
- CNT dispersions 2 to 8 were prepared in the same manner as CNT dispersion 1.
- Curable resin composition 1 was produced by mixing 225 mg of the obtained CNT dispersion 1 and 10 g of the above-mentioned curable resin solution (binder resin solution).
- the amount of carbon nanotubes was 0.015 parts by mass and the amount of SELFTRON was 0.015 parts by mass with respect to 100 parts by mass of urethane acrylate.
- Curable resin compositions 2 to 11 were each produced in the same manner as curable composition 1 based on the formulations shown in the upper row of Table 2.
- the total light transmittance of antistatic film 7 (ie, Comparative Example 1) when the antistatic layer was formed only from the curable resin (urethane acrylate) was 85.9%. From this, in the antistatic film 1 of Example 1, the total light transmittance (84.7%) of the antistatic film 1 of Example 1/the charge when the antistatic layer is formed only with a curable resin The total light transmittance (85.9%) of the protective film 7 was 0.99.
- the surface resistivity values of antistatic films 2 to 11 and the total light transmittance of antistatic films 2 to 11 were measured, and the results are summarized in the lower part of Table 2.
Landscapes
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Physics & Mathematics (AREA)
- Nanotechnology (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Macromonomer-Based Addition Polymer (AREA)
Abstract
Description
項1. 単層カーボンナノチューブと、下記式(1)で表される繰り返し単位を含む導電性高分子と、液性媒体と、を含む、単層カーボンナノチューブ分散液。
項2. 前記液性媒体が、水及び有機溶媒のうち少なくとも一方を含む、項1に記載の単層カーボンナノチューブ分散液。
項3. 下記条件の光透過式遠心沈降法によって測定される、前記単層カーボンナノチューブの沈降速度が、60%/h以下である、項1または2に記載の単層カーボンナノチューブ分散液。
(沈降速度の測定条件)
ウレタンアクリレート100質量部及び1-ヒドロキシシクロヘキシル-フェニルケトン3質量部をイソプロピルアルコールと混合して、ウレタンアクリレートの固形分濃度が30質量%の樹脂溶液を調製する。前記樹脂溶液と、前記単層カーボンナノチューブ分散液とを混合し、単層カーボンナノチューブがウレタンアクリレートの固形分に対して0.015質量%、ウレタンアクリレートが29質量%の測定用試料を調製する。得られた測定用試料0.4mlをサンプルセルに充填し、4000rpmで高速回転させ、セル中央における粒子の分離現象を経過時間によって解析することにより、単層カーボンナノチューブの沈降速度を算出する。
項4. 前記単層カーボンナノチューブの含有量に対する前記導電性高分子の含有量の質量比(前記導電性高分子の含有量/前記単層カーボンナノチューブの含有量)が、1以上10以下である、項1~3のいずれか1項に記載の単層カーボンナノチューブ分散液。
項5. 単層カーボンナノチューブと、下記式(1)で表される繰り返し単位を含む導電性高分子と、液性媒体と、硬化性樹脂とを含む、硬化性樹脂組成物。
項6. 前記液性媒体が、水及び有機溶媒のうち少なくとも一方を含む、項5に記載の硬化性樹脂組成物。
項7. 下記条件の光透過式遠心沈降法によって測定される、前記単層カーボンナノチューブの沈降速度が、60%/h以下である、項5または6に記載の硬化性樹脂組成物。
(沈降速度の測定条件)
硬化性樹脂組成物0.4mlをサンプルセルに充填し、4000rpmで高速回転させ、セル中央における粒子の分離現象を経過時間によって解析することにより、単層カーボンナノチューブの沈降速度を算出する。
項8. 前記単層カーボンナノチューブの含有量に対する前記導電性高分子の含有量の質量比(前記導電性高分子の含有量/前記単層カーボンナノチューブの含有量)が、1以上10以下である、項5~7のいずれか1項に記載の硬化性樹脂組成物。
項9. 前記硬化性樹脂が、ウレタン(メタ)アクリレートである、項5~8のいずれか1項に記載の硬化性樹脂組成物。
項10. 項5~9のいずれか1項に記載の硬化性樹脂組成物の硬化物。
項11. フィルムの形態である、項10に記載の硬化物。
項12. 表面抵抗値が、1011Ω/sq.以下である、項10または11に記載の硬化物。
項13. 透明基材と、前記透明基材の上に積層された、項10~12のいずれか1項に記載の硬化物によって形成された帯電防止層と、
を備える、帯電防止性フィルム。
項14. 以下の条件を満たす、項13に記載の帯電防止性フィルム。
(前記帯電防止性フィルムの全光線透過率/前記硬化性樹脂のみで帯電防止層を形成した場合の帯電防止性フィルムの全光線透過率)>0.94
本発明の単層カーボンナノチューブ分散液は、単層カーボンナノチューブと、下記式(1)で表される繰り返し単位を含む導電性高分子(以下、導電性高分子Aと表記することがある)と、液性媒体と、を含むことを特徴とする。
本発明のCNT分散液に含まれる単層カーボンナノチューブの平均粒子径(D50)においては、動的光散乱式粒度分布測定装置(例えば、大塚電子製、製品名「ELSZ-2000ZS」)を用いてCNTの粒度分布(散乱強度基準)を測定する。単層CNTの粒度分布において、小径側から計算した累積体積が50%となる粒子径(nm)として求め、散乱強度平均粒子径D50とする。
ウレタンアクリレート100質量部及び1-ヒドロキシシクロヘキシル-フェニルケトン3質量部をイソプロピルアルコールと混合して、ウレタンアクリレートの固形分濃度が30質量%の樹脂溶液を調製する。前記樹脂溶液と、前記単層カーボンナノチューブ分散液とを混合し、単層カーボンナノチューブがウレタンアクリレートの固形分に対して0.015質量%、ウレタンアクリレートが29質量%の測定用試料を調製する。得られた測定用試料0.4mlをサンプルセルに充填し、4000rpmで高速回転させ、セル中央における粒子の分離現象を経過時間によって解析することにより、単層カーボンナノチューブの沈降速度を算出する。ウレタンアクリレートとしては、コーティング用UV硬化型樹脂を用い、具体的には、荒川化学工業社製の商品名:ビームセット575(ウレタンオリゴマー70質量%、トリメチロールトプロパントリアクリレート30質量%、官能基数3~6、固形分100%、25℃での粘度12000±200mPa・s、オリゴマー重量平均分子量1500~1600、モノマー分子量300程度)を用いる。ビームセット575が入手できない場合には、DIC株式会社製の商品名:ルクシディアV-4025(コーティング用UV硬化型樹脂(ウレタンアクリレート)、官能基数6、固形分78~82質量%(ブチルアセテート)、25℃での粘度370~630mPa・s、重量平均分子量1000程度)にて代用する。
レオメータを用い、25℃環境、せん断速度1.0s-1、コーンプレート:C60/2の条件で粘度を測定する。
本発明の硬化性樹脂組成物は、単層カーボンナノチューブと、前記式(1)で表される繰り返し単位を含む導電性高分子Aと、液性媒体と、硬化性樹脂とを含むことを特徴とする。本発明の硬化性樹脂組成物は、前述した本発明のCNT分散液を利用することにより、好適に製造することができる。すなわち、本発明のCNT分散液と、硬化性樹脂とを混合することにより、本発明の硬化性樹脂組成物を好適に製造することができる。
硬化性樹脂組成物0.4mlをサンプルセルに充填し、4000rpmで高速回転させ、セル中央における粒子の分離現象を経過時間によって解析することにより、単層カーボンナノチューブの沈降速度を算出する。
本発明の帯電防止性フィルムは、透明基材と、透明基材の上に積層された、本発明の硬化性樹脂組成物の硬化物によって形成された帯電防止層とを備えることを特徴としている。本発明の帯電防止性フィルムは、本発明の硬化性樹脂組成物を利用した帯電防止層を備えることから、良好な帯電防止性と優れた透明性とを兼ね備えている。
(前記帯電防止性フィルムの全光線透過率/前記硬化性樹脂のみで帯電防止層を形成した場合の帯電防止性フィルムの全光線透過率)>0.94
標準条件(23℃、50%RH)において、帯電防止性フィルムの帯電防止層側の表面に対して、高抵抗抵抗率計(ハイレスタ-UX MCP-HT800、日東精工アナリテック社製)を用いてUSRプローブMCP-HTP14を2kgの荷重で押し当てて定電圧印可/漏洩電流測定法にて表面抵抗値を測定した。
帯電防止性フィルムについて、全光線透過率の測定は、紫外・可視・近赤外分光光度計(UV 3600i、島津社製)を用いてJIS K7361-1に準拠して測定した。
硬化性樹脂組成物の分散安定性(沈降速度)は、以下の手順により評価した。分散安定性は、光透過式遠心沈降法と呼ばれる方法をLUMJapan製 分散性評価・粒子径分布装置LS-610型により、測定したカーボンナノチューブの溶液中での沈降速度を用いて評価した。具体的には、硬化性樹脂組成物0.4mlを測定用試料として入れたサンプルセルを25℃条件下にて4000rpmで高速回転させ、セル中央における粒子の分離現象を経過時間によって解析することにより、カーボンナノチューブの沈降速度を算出した。上記測定装置にはデータ解析ソフトが搭載されており、測定データを自動的に解析することで、沈降速度を算出できる。
単層CNT1:大阪ソーダ社製単層カーボンナノチューブ(製品名:OStube) 外径:2.0-3.0nm、炭素純度:99.7%、GD比:90
単層CNT2:ゼオンナノテクノロジー社製単層カーボンナノチューブ(製品名:ZEONANO SG101) 外径:4.0nm、炭素純度:99.2%、GD比:8
多層CNT1:Nanocyl社製多層カーボンナノチューブ(製品名:NC7000)
外径:9.5nm、炭素純度:90%、GD比:1
分散剤1:SELFTRON(登録商標)有機溶剤グレード(東ソー社製、粘度4-6mPa・s(1質量%溶液@25℃))、表面抵抗は5.1×108Ω/sq.(1質量%溶液)。上記一般式(1)で表される繰り返し単位を含む導電性高分子(自己ドープ型導電性材料)。
分散剤2:エスレックBL-10(積水化学社製)上記一般式(1)で表される繰り返し単位を含まない高分子分散剤。
ポリエチレンテレフタレートフィルム:ルミラー(登録商標)#100-S10(東レ株式会社製)
硬化性樹脂(透明)としてのウレタンアクリレート(荒川化学工業社製、商品名:ビームセット575)100質量部と、光重合開始剤(チバ・スペシャリティ・ケミカルズ社製、商品名:イルガキュア184)3質量部と、イソプロパノールを用いて、液状の硬化性樹脂溶液(バインダー樹脂溶液(固形分濃度:30質量%))を調製した。
直径20mmの円柱状ガラス管に、単層CNT1としての「OStube」0.2質量部、分散剤(導電性高分子)としての「SELFTRON」0.2質量部、及び溶媒としてのイソプロパノール100質量部を加えた。超音波ホモジナイザー(UX-300、三井電機精機社製)を使い10分間処理し、カーボンナノチューブ濃度が0.2質量%のCNT分散液1を得た。
得られたCNT分散液1を225mgと前記の硬化性樹脂溶液(バインダー樹脂溶液)10gを混合し、カーボンナノチューブがウレタンアクリレートの固形分に対して0.015質量%、ウレタンアクリレートが29質量%の測定用試料を調製した。得られた測定用試料の沈降速度を前述の方法で測定したところ、29.8%/hであった。
CNT分散液1と同じ配合に基づき、CNT分散液2、CNT分散液4~8を含む、各測定用試料を各々調製し、得られた沈降速度測定用溶液の沈降速度を測定したところ、表1の下段の通りになった。
得られたCNT分散液3を450mgと前記の硬化性樹脂溶液(バインダー樹脂溶液)10gを混合し、カーボンナノチューブがウレタンアクリレートの固形分に対して0.015質量%、ウレタンアクリレートが29質量%の測定用試料を調製した。得られた測定用試料の沈降速度を前述の方法で測定したところ、0.6%/hであった。
<実施例1>
得られたCNT分散液1を225mgと前記の硬化性樹脂溶液(バインダー樹脂溶液)10gを混合し、硬化性樹脂組成物1を製造した。硬化性樹脂組成物において、ウレタンアクリレート100質量部に対し、カーボンナノチューブは0.015質量部、SELFTRONは0.015質量部とした。
表2の上段に示す配合に基づき、硬化性組成物1と同様にして硬化性樹脂組成物2~11を各々製造した。
透明基材の片面にNo.12のバーコータを用いてバーコート法にて、前記で得られた各硬化性樹脂組成物1~11を各々の基材に塗布し、風乾によって乾燥させた後にUV照射機(光源:メタルハライド、積算光量:600mJ/cm2)で硬化させ、透明基材の片面に厚み5μmの帯電防止層が積層された、帯電防止性フィルム1~11を得た。帯電防止性フィルム1の表面抵抗を測定したところ、107Ω/sq.であり、全光線透過率は84.7%であった。また、前記硬化性樹脂(ウレタンアクリレート)のみで帯電防止層を形成した場合の帯電防止性フィルム7(すなわち比較例1)の全光線透過率は、85.9%であった。このことから、実施例1の帯電防止性フィルム1において、実施例1の帯電防止性フィルム1の全光線透過率(84.7%)/硬化性樹脂のみで帯電防止層を形成した場合の帯電防止性フィルム7の全光線透過率(85.9%))=0.99であった。
帯電防止性フィルム2~11の表面抵抗率値および帯電防止性フィルム2~11の全光線透過率を各々測定し、表2の下段に結果をまとめた。
Claims (14)
- 単層カーボンナノチューブと、下記式(1)で表される繰り返し単位を含む導電性高分子と、液性媒体と、を含む、単層カーボンナノチューブ分散液。
[前記式(1)中、基R1は、炭素数3~5の直鎖又は分岐鎖のアルキレン基であり、基R2は、水素原子、直鎖若しくは分岐鎖のアルキル基、又は基-O-R2が塩を形成している。] - 前記液性媒体が、水及び有機溶媒のうち少なくとも一方を含む、請求項1に記載の単層カーボンナノチューブ分散液。
- 下記条件の光透過式遠心沈降法によって測定される、前記単層カーボンナノチューブの沈降速度が、60%/h以下である、請求項1または2に記載の単層カーボンナノチューブ分散液。
(沈降速度の測定条件)
ウレタンアクリレート100質量部及び1-ヒドロキシシクロヘキシル-フェニルケトン3質量部をイソプロピルアルコールと混合して、ウレタンアクリレートの固形分濃度が30質量%の樹脂溶液を調製する。前記樹脂溶液と、前記単層カーボンナノチューブ分散液とを混合し、単層カーボンナノチューブがウレタンアクリレートの固形分に対して0.015質量%、ウレタンアクリレートが29質量%の測定用試料を調製する。得られた測定用試料0.4mlをサンプルセルに充填し、4000rpmで高速回転させ、セル中央における粒子の分離現象を経過時間によって解析することにより、単層カーボンナノチューブの沈降速度を算出する。 - 前記単層カーボンナノチューブの含有量に対する前記導電性高分子の含有量の質量比(前記導電性高分子の含有量/前記単層カーボンナノチューブの含有量)が、1以上10以下である、請求項1または2に記載の単層カーボンナノチューブ分散液。
- 単層カーボンナノチューブと、下記式(1)で表される繰り返し単位を含む導電性高分子と、液性媒体と、硬化性樹脂とを含む、硬化性樹脂組成物。
[前記式(1)中、基R1は、炭素数3~5の直鎖又は分岐鎖のアルキレン基であり、基R2は、水素原子、直鎖若しくは分岐鎖のアルキル基、又は基-O-R2が塩を形成している。] - 前記液性媒体が、水及び有機溶媒のうち少なくとも一方を含む、請求項5に記載の硬化性樹脂組成物。
- 下記条件の光透過式遠心沈降法によって測定される、前記単層カーボンナノチューブの沈降速度が、60%/h以下である、請求項5または6に記載の硬化性樹脂組成物。
(沈降速度の測定条件)
硬化性樹脂組成物0.4mlをサンプルセルに充填し、4000rpmで高速回転させ、セル中央における粒子の分離現象を経過時間によって解析することにより、単層カーボンナノチューブの沈降速度を算出する。 - 前記単層カーボンナノチューブの含有量に対する前記導電性高分子の含有量の質量比(前記導電性高分子の含有量/前記単層カーボンナノチューブの含有量)が、1以上10以下である、請求項5または6に記載の硬化性樹脂組成物。
- 前記硬化性樹脂が、ウレタン(メタ)アクリレートである、請求項5または6に記載の硬化性樹脂組成物。
- 請求項5または6に記載の硬化性樹脂組成物の硬化物。
- フィルムの形態である、請求項10に記載の硬化物。
- 表面抵抗値が、1011Ω/sq.以下である、請求項10に記載の硬化物。
- 透明基材と、前記透明基材の上に積層された、請求項10に記載の硬化物によって形成された帯電防止層と、
を備える、帯電防止性フィルム。 - 以下の条件を満たす、請求項13に記載の帯電防止性フィルム。
(前記帯電防止性フィルムの全光線透過率/前記硬化性樹脂のみで帯電防止層を形成した場合の帯電防止性フィルムの全光線透過率)>0.94
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202380016387.7A CN118510844A (zh) | 2022-03-18 | 2023-02-27 | 单层碳纳米管分散液、固化性树脂组合物、固化物和抗静电性膜 |
| KR1020247024958A KR20240167427A (ko) | 2022-03-18 | 2023-02-27 | 단일층 카본 나노 튜브 분산액, 경화성 수지 조성물, 경화물 및 대전 방지성 필름 |
| JP2024507684A JPWO2023176411A1 (ja) | 2022-03-18 | 2023-02-27 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022044149 | 2022-03-18 | ||
| JP2022-044149 | 2022-03-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2023176411A1 true WO2023176411A1 (ja) | 2023-09-21 |
Family
ID=88023482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2023/007155 Ceased WO2023176411A1 (ja) | 2022-03-18 | 2023-02-27 | 単層カーボンナノチューブ分散液、硬化性樹脂組成物、硬化物及び帯電防止性フィルム |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPWO2023176411A1 (ja) |
| KR (1) | KR20240167427A (ja) |
| CN (1) | CN118510844A (ja) |
| WO (1) | WO2023176411A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025089338A1 (ja) * | 2023-10-26 | 2025-05-01 | 東ソー株式会社 | 導電性高分子組成物及びその用途 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007066649A1 (ja) * | 2005-12-06 | 2007-06-14 | Mitsubishi Rayon Co., Ltd. | カーボンナノチューブ含有組成物、複合体、およびそれらの製造方法 |
| JP2019147937A (ja) * | 2018-02-26 | 2019-09-05 | 国立大学法人山梨大学 | 導電性樹脂組成物、導電性樹脂溶液、導電性樹脂組成物の製造方法及び導電性物体 |
| KR20200123389A (ko) * | 2019-04-19 | 2020-10-29 | 나가세케무텍쿠스가부시키가이샤 | 적층체 |
| JP2022142739A (ja) * | 2021-03-16 | 2022-09-30 | 東ソー株式会社 | 導電性高分子組成物、及び導電性高分子膜 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4635103Y1 (ja) | 1966-05-25 | 1971-12-03 | ||
| JP7412087B2 (ja) | 2018-04-20 | 2024-01-12 | ナガセケムテックス株式会社 | コーティング組成物 |
-
2023
- 2023-02-27 WO PCT/JP2023/007155 patent/WO2023176411A1/ja not_active Ceased
- 2023-02-27 CN CN202380016387.7A patent/CN118510844A/zh active Pending
- 2023-02-27 KR KR1020247024958A patent/KR20240167427A/ko active Pending
- 2023-02-27 JP JP2024507684A patent/JPWO2023176411A1/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007066649A1 (ja) * | 2005-12-06 | 2007-06-14 | Mitsubishi Rayon Co., Ltd. | カーボンナノチューブ含有組成物、複合体、およびそれらの製造方法 |
| JP2019147937A (ja) * | 2018-02-26 | 2019-09-05 | 国立大学法人山梨大学 | 導電性樹脂組成物、導電性樹脂溶液、導電性樹脂組成物の製造方法及び導電性物体 |
| KR20200123389A (ko) * | 2019-04-19 | 2020-10-29 | 나가세케무텍쿠스가부시키가이샤 | 적층체 |
| JP2022142739A (ja) * | 2021-03-16 | 2022-09-30 | 東ソー株式会社 | 導電性高分子組成物、及び導電性高分子膜 |
Non-Patent Citations (1)
| Title |
|---|
| SOBKOWIAK MAREK; REBIS TOMASZ; MILCZAREK GRZEGORZ: "Electrocatalytic sensing of poly-nitroaromatic compounds on multiwalled carbon nanotubes modified with alkoxysulfonated derivative of PEDOT", MATERIALS CHEMISTRY AND PHYSICS, ELSEVIER SA, SWITZERLAND, TAIWAN, REPUBLIC OF CHINA, vol. 186, 26 October 2016 (2016-10-26), Switzerland, Taiwan, Republic of China , pages 108 - 114, XP029837385, ISSN: 0254-0584, DOI: 10.1016/j.matchemphys.2016.10.035 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025089338A1 (ja) * | 2023-10-26 | 2025-05-01 | 東ソー株式会社 | 導電性高分子組成物及びその用途 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20240167427A (ko) | 2024-11-26 |
| CN118510844A (zh) | 2024-08-16 |
| JPWO2023176411A1 (ja) | 2023-09-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Roy et al. | Effect of carbon nanotube (CNT) functionalization in epoxy-CNT composites | |
| Hordy et al. | Plasma functionalization of carbon nanotubes for the synthesis of stable aqueous nanofluids and poly (vinyl alcohol) nanocomposites | |
| Sun et al. | Simple approach for preparation of epoxy hybrid nanocomposites based on carbon nanotubes and a model clay | |
| Fukushima et al. | Dramatic effect of dispersed carbon nanotubes on the mechanical and electroconductive properties of polymers derived from ionic liquids | |
| KR101601988B1 (ko) | 탄소나노튜브가 포함된 전도체의 제조 방법 | |
| Thayumanavan et al. | Effect of sodium alginate modification of graphene (by ‘anion-π’type of interaction) on the mechanical and thermal properties of polyvinyl alcohol (PVA) nanocomposites | |
| Amani et al. | Electric field induced alignment of carbon nanotubes: methodology and outcomes | |
| DE60008243T2 (de) | Wässrige Ceramer-Zusammensetzungen und daraus hergestellte antistatische abriebfeste Ceramere | |
| KR101883023B1 (ko) | 향상된 용해도를 나타내는 작용기화된 탄소 나노튜브 및 상기 나노튜브를 제조하는 방법 | |
| JP5599076B2 (ja) | ナノカーボン水系分散液及びナノカーボン分散樹脂組成物 | |
| JP6201164B2 (ja) | 活性エネルギー線硬化性ナノカーボン分散液、その製造方法及びそれを用いた活性エネルギー線硬化型コーティング剤 | |
| Sangermano et al. | Transparent and conductive graphene oxide/poly (ethylene glycol) diacrylate coatings obtained by photopolymerization | |
| CN106536404A (zh) | 石墨烯量子点‑聚合物复合材料及其制备方法 | |
| Sadek et al. | Study on the properties of multi-walled carbon nanotubes reinforced poly (vinyl alcohol) composites | |
| KR102112598B1 (ko) | 고성능 대전방지성 광경화형 수지 조성물, 이를 이용한 무정전 판넬 및 이들의 제조방법 | |
| Sebastian et al. | Enhancement in the electrical and thermal properties of ethylene vinyl acetate (EVA) co-polymer by zinc oxide nanoparticles | |
| Chang et al. | Alignment and properties of carbon nanotube buckypaper/liquid crystalline polymer composites | |
| Liu et al. | One-step preparation of oxygen/fluorine dual functional MWCNTs with good water dispersibility by the initiation of fluorine gas | |
| Toyoda et al. | Dispersion of carbon nanofibers modified with polymer colloids to enhance mechanical properties of PVA nanocomposite film | |
| Narro-Céspedes et al. | Surface modification of sodium montmorillonite nanoclay by plasma polymerization and its effect on the properties of polystyrene nanocomposites | |
| WO2023176411A1 (ja) | 単層カーボンナノチューブ分散液、硬化性樹脂組成物、硬化物及び帯電防止性フィルム | |
| Lee et al. | Dual functionalization of hexagonal boron nitride nanosheets using pyrene-tethered poly (4-vinylpyridine) for stable dispersion and facile device incorporation | |
| Zhang et al. | Towards transparent PMMA/S i O 2 nanocomposites with promising scratch‐resistance by manipulation of SiO 2 aggregation followed by in situ polymerization | |
| WO2016114389A1 (ja) | 導電積層体および導電積層体の製造方法 | |
| Hong et al. | On‐Demand Tunable Electrical Conductance Anisotropy in a MOF‐Polymer Composite |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 23770369 Country of ref document: EP Kind code of ref document: A1 |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 202380016387.7 Country of ref document: CN |
|
| ENP | Entry into the national phase |
Ref document number: 2024507684 Country of ref document: JP Kind code of ref document: A |
|
| NENP | Non-entry into the national phase |
Ref country code: DE |
|
| 122 | Ep: pct application non-entry in european phase |
Ref document number: 23770369 Country of ref document: EP Kind code of ref document: A1 |