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WO2015053275A1 - Stratifié lipophile, procédé de fabrication, et article - Google Patents

Stratifié lipophile, procédé de fabrication, et article Download PDF

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Publication number
WO2015053275A1
WO2015053275A1 PCT/JP2014/076831 JP2014076831W WO2015053275A1 WO 2015053275 A1 WO2015053275 A1 WO 2015053275A1 JP 2014076831 W JP2014076831 W JP 2014076831W WO 2015053275 A1 WO2015053275 A1 WO 2015053275A1
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WIPO (PCT)
Prior art keywords
lipophilic
resin layer
layer
master
intermediate layer
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
Application number
PCT/JP2014/076831
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English (en)
Japanese (ja)
Inventor
亮介 岩田
水野　幹久
忍 原
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Dexerials Corp
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Dexerials Corp
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Filing date
Publication date
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Publication of WO2015053275A1 publication Critical patent/WO2015053275A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B32B27/365—Layered products comprising a layer of synthetic resin comprising polyesters comprising polycarbonates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2439/00—Containers; Receptacles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment

Definitions

  • FIG. 12B is a process diagram for explaining an example of producing the article of the present invention by in-mold molding.
  • FIG. 12C is a process diagram for explaining an example of manufacturing the article of the present invention by in-mold molding.
  • FIG. 12D is a process diagram for explaining an example of manufacturing the article of the present invention by in-mold molding.
  • FIG. 12E is a process diagram for explaining an example of manufacturing the article of the present invention by in-mold molding.
  • FIG. 12F is a process diagram for explaining an example of manufacturing the article of the present invention by in-mold molding.
  • 13A is an AFM image of the surface of the lipophilic resin layer of the lipophilic laminate of Example 1.
  • FIG. 13B is a cross-sectional view taken along line aa in FIG. 13A.
  • the average thickness of the resin substrate is not particularly limited and may be appropriately selected depending on the intended purpose, but is preferably 5 ⁇ m to 1,000 ⁇ m, and preferably 50 ⁇ m to 500 ⁇ m. Is more preferable.
  • the intermediate layer can be formed, for example, by applying an active energy ray-curable resin composition.
  • an active energy ray-curable resin composition for example, an active energy ray-curable resin composition containing at least urethane (meth) acrylate and a photopolymerization initiator, and further containing other components as necessary.
  • the active energy ray-curable resin composition for example, an active energy ray-curable resin composition containing at least urethane (meth) acrylate and a photopolymerization initiator, and further containing other components as necessary.
  • the urethane (meth) acrylate and the photopolymerization initiator include the bifunctional urethane (meth) acrylate and the photopolymerization initiator exemplified in the description of the lipophilic resin layer described later.
  • the pitch of the said convex part or a recessed part has in-plane anisotropy
  • the said Pm shall be calculated
  • the height of the convex portion or the depth of the concave portion has in-plane anisotropy
  • the height or depth in the direction in which the height or depth is maximum is used. Is to be sought.
  • the pitch of a short-axis direction is measured as said pitch.
  • the surface of the lipophilic resin layer having the AFM image of the surface and cross section shown in FIGS. 1A and 1B has a convex portion.
  • a three-dimensional image of the lipophilic resin layer having the AFM images of the surface and the cross section shown in FIGS. 1A and 1B is as shown in FIG. 1C.
  • the surface shown in FIGS. 2A and 2B and the surface having a cross-sectional AFM image have a recess.
  • the oleic acid contact angle on the surface of the oleophilic resin layer is preferably reduced with time when the oleic acid contact angle is measured. Between 20 seconds and 100 seconds after dropping oleic acid, 1 More preferably, the angle is smaller than 0.0 °, and particularly preferably smaller than 2.0 °. By doing so, the wiping property of the attached fingerprint by a finger, tissue, cloth or the like is improved.
  • examples of the polyfunctional (meth) acrylic monomer include bifunctional urethane (meth) acrylate, bifunctional epoxy (meth) acrylate, and bifunctional polyester (meth) acrylate.
  • glass transition temperature (Tg) of the said polyfunctional (meth) acryl monomer there is no restriction
  • the Tg is prepared by blending 5 parts by mass of the polymerization initiator with respect to 100 parts by mass of the polyfunctional (meth) acrylic monomer, and using a mercury lamp to irradiate ultraviolet rays with an irradiation amount of 1,000 mJ / cm 2.
  • the cured product obtained as described above can be used as a test piece, and can be obtained by a differential scanning calorimeter or a thermomechanical analyzer.
  • the content of the polyfunctional (meth) acrylic monomer in the active energy ray-curable resin composition is not particularly limited and may be appropriately selected depending on the intended purpose, but it is 15.0% by mass to 99.9%. % By mass is preferable, 50.0% by mass to 99.0% by mass is more preferable, and 75.0% by mass to 98.0% by mass is particularly preferable.
  • photopolymerization initiator examples include a photoradical polymerization initiator, a photoacid generator, a bisazide compound, hexamethoxymethylmelamine, and tetramethoxyglycolyl.
  • the radical photopolymerization initiator is not particularly limited and may be appropriately selected depending on the intended purpose. Examples thereof include ethoxyphenyl (2,4,6-trimethylbenzoyl) phosphine oxide, bis (2,6-dimethylbenzoyl).
  • the filler may be used to adjust the elongation rate, hardness and the like of the lipophilic resin layer.
  • the filler is not particularly limited and may be appropriately selected depending on the intended purpose. Examples thereof include silica, zirconia, titania, tin oxide, indium tin oxide, antimony-doped tin oxide, and antimony pentoxide. Examples of the silica include solid silica and hollow silica.
  • the active energy ray-curable resin composition is cured when irradiated with active energy rays.
  • active energy ray There is no restriction
  • the Martens hardness exceeds 300 N / mm 2 , cracks may occur in the lipophilic resin layer or the lipophilic resin layer may be peeled off during molding.
  • the lipophilic laminate can be variously three-dimensionally produced without reducing fingerprint resistance and without causing defects such as scratches, cracks, and peeling. This is advantageous in that it can be easily formed into a shape.
  • the Martens hardness of the lipophilic resin layer may be higher than before the molding process.
  • the average thickness of the lipophilic resin layer is not particularly limited and may be appropriately selected depending on the intended purpose, but is preferably 1 ⁇ m to 100 ⁇ m, more preferably 1 ⁇ m to 50 ⁇ m, and particularly preferably 1 ⁇ m to 30 ⁇ m.
  • the pressure-sensitive adhesive layer and the adhesive layer are not particularly limited as long as they are layers formed on the resin base material and adhere the lipophilic laminate to a workpiece, an adherend, and the like. It can be appropriately selected depending on the case.
  • the lipophilic laminate preferably has a smaller difference in heat shrinkage between the X direction and the Y direction in the plane of the lipophilic laminate.
  • the X direction and the Y direction of the lipophilic laminate correspond to, for example, the longitudinal direction and the width direction of the roll when the lipophilic laminate has a roll shape.
  • the difference between the heat shrinkage rate in the X direction and the heat shrinkage rate in the Y direction in the lipophilic laminate is preferably within 5% at the heating temperature used in the heating step during molding. Outside this range, during the molding process, the lipophilic resin layer may be peeled or cracked, or the characters, patterns, images, etc. printed on the surface of the resin base material may be deformed or misaligned. This may cause the molding process to be difficult.
  • the lipophilic laminate is particularly suitable for in-mold molding films, insert molding films, and overlay molding films.
  • the method of transferring to is mentioned.
  • the transfer method for example, the molding surface of the master is pressed by pressing the molding surface of the master having any one of the fine protrusions and recesses against the resin base material and heating it near or above its glass transition point.
  • a thermal transfer method in which the shape is transferred to the surface of the resin base material.
  • the irradiation amount of the active energy ray at the time of forming the intermediate layer is not the irradiation amount for completely curing the active energy ray curable resin composition for forming the intermediate layer, but the active energy ray curable resin. It may be an irradiation amount for semi-curing the composition. And you may harden the said intermediate
  • the uncured resin layer forming step is not particularly limited as long as it is a step of forming an uncured resin layer by applying an active energy ray-curable resin composition on an intermediate layer, and is appropriately selected according to the purpose. be able to.
  • Examples of the intermediate layer include the intermediate layer exemplified in the description of the lipophilic laminate of the present invention.
  • the intermediate layer is formed on a resin base material.
  • Examples of the method for forming the intermediate layer on the resin substrate include the coating methods exemplified in the description of the lipophilic laminate of the present invention.
  • the resin substrate is not particularly limited and may be appropriately selected depending on the intended purpose. Examples thereof include the resin substrate exemplified in the description of the lipophilic laminate of the present invention.
  • the uncured resin layer is formed by applying the active energy ray-curable resin composition on the intermediate layer and drying as necessary.
  • the uncured resin layer may be a solid film or a film having fluidity due to a low molecular weight curable component contained in the active energy ray curable resin composition.
  • the uncured resin layer is not cured because it is not irradiated with active energy rays.
  • the active energy ray is not particularly limited as long as it is an active energy ray that cures the uncured resin layer, and can be appropriately selected according to the purpose. For example, description of the lipophilic laminate of the present invention And the active energy rays exemplified in 1.
  • the exposure apparatus includes a control mechanism 257 for forming a latent image corresponding to the two-dimensional pattern of the plurality of convex portions or concave portions described above on the resist layer.
  • the control mechanism 257 includes a formatter 249 and a driver 250.
  • the formatter 249 includes a polarity reversal unit, and this polarity reversal unit controls the irradiation timing of the laser beam 234 on the resist layer.
  • the driver 250 receives the output from the polarity inversion unit and controls the acoustooptic device 247.
  • a signal is generated by synchronizing the polarity inversion formatter signal and the rotation controller for each track so that the two-dimensional pattern is spatially linked, and the intensity is modulated by the acoustooptic device 247.
  • a two-dimensional pattern such as a hexagonal lattice pattern can be recorded by patterning with a constant angular velocity (CAV) and an appropriate rotational speed, an appropriate modulation frequency, and an appropriate feed pitch.
  • CAV constant angular velocity
  • the lipophilic resin layer formation is performed using a transfer master in which either a fine convex portion or a concave portion is formed by irradiating the surface of the transfer master with a laser to laser-process the transfer master. It is an example of a process.
  • the beam spot of the laser irradiated on the plate-shaped master 331 is preferably a square shape.
  • the beam spot can be shaped by using, for example, an aperture or a cylindrical lens.
  • the intensity distribution of the beam spot is preferably as uniform as possible. This is because it is preferable to make the in-plane distribution such as the depth of the unevenness formed in the mold as uniform as possible.
  • the size of the beam spot is smaller than the area to be processed, it is necessary to give an uneven shape to all the areas to be processed by scanning the beam.
  • the shape of the aluminum substrate is not particularly limited and may be appropriately selected depending on the intended purpose. Examples thereof include a plate shape, a cylindrical shape, and a columnar shape.
  • Examples of the lipophilic resin layer forming step performed using the manufactured transfer master include the same methods as in the first embodiment and the second embodiment.
  • An example of the lipophilic laminate obtained using this transfer master is shown in FIG.
  • the lipophilic laminate shown in FIG. 11 has a resin base material 401, and an intermediate layer 403 and a lipophilic resin layer 402 on the resin base material 401.
  • the article of the present invention has the lipophilic laminate of the present invention on the surface, and further includes other members as necessary.
  • the article is not particularly limited and can be appropriately selected according to the purpose.
  • a touch panel a smartphone, a tablet PC, a cosmetic container, accessories, a glass window, a refrigerated / frozen showcase, a car window, etc.
  • Examples include window materials, mirrors in bathrooms, mirrors such as car side mirrors, pianos, and building materials.
  • the article includes glasses, goggles, a helmet, a lens, a micro lens array, a headlight cover of an automobile, a front panel, a side panel, a rear panel, a door trim, an instrument panel, a center cluster / center console panel, a shift knob, a shift knob, It may be a steering emblem.
  • These are preferably formed by in-mold molding, insert molding, or overlay molding.
  • the lipophilic laminate may be formed on a part of the surface of the article or may be formed on the entire surface.
  • the method for manufacturing the article is not particularly limited and may be appropriately selected depending on the intended purpose. However, the method for manufacturing the article of the present invention described later is preferable.
  • the method for producing an article according to the present invention includes at least a heating step, a lipophilic laminate molding step, and an injection molding step, and further includes other steps as necessary.
  • the manufacturing method of the article is the manufacturing method of the article of the present invention.
  • heating there is no restriction
  • limiting in particular as the temperature of the said heating Although it can select suitably according to the objective, It is preferable that it is the glass transition temperature vicinity of the said resin-made base materials, or more than a glass transition temperature.
  • time of the said heating According to the objective, it can select suitably.
  • the injection method is not particularly limited and can be appropriately selected depending on the purpose.
  • the molten mold is formed on the resin base material side of the lipophilic laminate adhered to a predetermined mold.
  • the method of pouring material is mentioned.
  • the manufacturing method of the article is preferably performed using an in-mold molding apparatus, an insert molding apparatus, and an overlay molding apparatus.
  • This manufacturing method is a manufacturing method using an in-mold molding apparatus.
  • the lipophilic laminate 500 is heated. Heating is preferably infrared heating.
  • the heated lipophilic laminate 500 is disposed at a predetermined position between the first mold 501 and the second mold 502.
  • the resin base material of the lipophilic laminate 500 is arranged so that the first mold 501 faces and the lipophilic resin layer faces the second mold 502.
  • the first mold 501 is a fixed mold
  • the second mold 502 is a movable mold.
  • the lipophilic laminate 500 is disposed between the first mold 501 and the second mold 502, the first mold 501 and the second mold 502 are clamped. Subsequently, the lipophilic laminate 500 is sucked through the suction holes 504 opened in the cavity surface of the second mold 502, and the lipophilic laminate 500 is mounted on the cavity surface of the second mold 502. By doing so, the cavity surface is shaped with the lipophilic laminate 500. At this time, the outer periphery of the lipophilic laminate 500 may be fixed and positioned by a film pressing mechanism (not shown). Thereafter, unnecessary portions of the lipophilic laminate 500 are trimmed (FIG. 12B).
  • the pressure hole of the first mold 501 can be connected to the lipophilic laminate 500.
  • the lipophilic laminate 500 is attached to the cavity surface of the second mold 502.
  • the molten molding material 506 is injected from the gate 505 of the first mold 501 toward the resin base material of the lipophilic laminate 500, and the first mold 501 and the second mold 502 are clamped. Then, it is injected into the cavity formed (FIG. 12C). Thereby, the molten molding material 506 is filled in the cavity (FIG. 12D). Further, after the filling of the molten molding material 506 is completed, the molten molding material 506 is cooled to a predetermined temperature and solidified.
  • the second mold 502 is moved to open the first mold 501 and the second mold 502 (FIG. 12E). By doing so, an article 507 in which the lipophilic laminate 500 is formed on the surface of the molding material 506 and in-mold molded into a desired shape is obtained. Finally, the protruding pin 508 is pushed out from the first mold 501 and the obtained article 507 is taken out.
  • pitches P1, P2,..., P10 and the heights or depths H1, H2,..., H10 are simply averaged (arithmetic average), and the average distance between the convex portions or the concave portions is calculated.
  • Pm the average height of the convex portions or the average depth (Hm) of the concave portions were determined.
  • An average aspect ratio (Hm / Pm) was determined from the Pm and the Hm.
  • the refractive index was determined by the following method. The thicknesses of the intermediate layer and the lipophilic resin layer of the sample were determined by observing the composition cross section with SEM (manufactured by JEOL, JSM-6510A). Next, the surface reflection spectrum of the sample was measured by an F20 film thickness measurement system manufactured by Filmetrics. Finally, the refractive index was calculated from the film thickness and reflection spectrum measured by SEM using FILMeasurement thin film measurement software (Ver. 2.4.3) manufactured by Filmetrics, in which the following analysis method was programmed.
  • the analysis method is as follows. Consider the reflected light when light is irradiated vertically to a sample in which a thin film is formed on a substrate. In this case, light is reflected on both the upper surface and the lower surface of the thin film, and the amount of reflected light is the sum of these two reflected lights. Reflected light from these two interfaces is strengthened or weakened depending on the optical path difference.
  • the total reflection spectrum can be expressed by the following one equation.
  • the refractive index n is obtained by fitting the reflection spectrum using this equation and the actually measured film thickness.
  • R is a reflectance
  • a and B are constants.
  • Double-sided pressure-sensitive adhesive sheet manufactured by Nitto Denko Corporation, product
  • a black acrylic plate Mitsubishi Rayon Co., Ltd., trade name: Acrylite
  • the evaluation surface lipophilic resin layer surface facing up.
  • LUCIACS CS9621T LUCIACS CS9621T
  • ⁇ Interference fringes> Black tape (VT-50, manufactured by Nichiban Co., Ltd.) is pasted on the back (base material side) of the lipophilic laminate, and a fluorescent lamp is projected at an angle of 45 °, and 10 arbitrary points are visually observed. The evaluation was based on the following criteria. ⁇ Evaluation criteria ⁇ A: Zero places where interference fringes can be seen. ⁇ : Three or less places where interference fringes can be seen. X: Interference fringes are visible at four or more locations.
  • An ultraviolet curable resin composition for a lipophilic resin layer having the following composition was applied onto an intermediate layer of a resin-made base material with an intermediate layer so that the average thickness of the resulting lipophilic resin layer was 2.5 ⁇ m.
  • the resin base material with the intermediate layer coated with the ultraviolet curable resin composition for the oleophilic resin layer and the roll master obtained as described above are brought into close contact, and the resin base material side is used by using a metal halide lamp.
  • FIG. 13A shows an AFM image of the surface of the lipophilic resin layer of the obtained lipophilic laminate.
  • FIG. 13B A cross-sectional view taken along line aa in FIG. 13A is shown in FIG. 13B.
  • FIG. 13C shows a three-dimensional AFM image.
  • FIG. 13D shows an SEM image.
  • Example 3 In Example 1, a lipophilic laminate was produced in the same manner as in Example 1 except that the average thickness of the intermediate layer was changed to 2.0 ⁇ m. About the produced lipophilic laminated body, evaluation similar to Example 1 was performed. The results are shown in Table 2-2.
  • Example 5 a lipophilic laminate was produced in the same manner as in Example 1 except that the average thickness of the intermediate layer was changed to 6.0 ⁇ m. About the produced lipophilic laminated body, evaluation similar to Example 1 was performed. The results are shown in Table 2-2.
  • Example 8 ⁇ Preparation of transfer master (plate-like master) having either fine convex part or concave part>
  • the apparatus shown in FIG. 8 was used.
  • the laser body 340 As the laser body 340, IFRIT (trade name) manufactured by Cyber Laser Co., Ltd. was used. The laser wavelength was 800 nm, the repetition frequency was 1,000 Hz, and the pulse width was 220 fs.
  • a master was prepared by coating DLC (diamond-like carbon) on the surface of a plate-like substrate (SUS) by a sputtering method.
  • fine concave portions were formed on the surface of the DLC film of the master using the laser processing apparatus.
  • laser processing was performed under the laser processing conditions shown in Table 1.
  • a plate-shaped master for shape transfer was obtained. Note that the size of the master was a rectangular shape of 2 cm ⁇ 2 cm.
  • FIG. 14A shows an AFM image of the surface of the lipophilic resin layer of the obtained lipophilic laminate.
  • FIG. 14B A cross-sectional view taken along line aa in FIG. 14A is shown in FIG. 14B.
  • FIG. 14C shows a three-dimensional AFM image.
  • evaluation similar to Example 1 was performed. The results are shown in Table 2-2.
  • Example 14 In Example 3, except that the base material was changed to PET (polyethylene terephthalate) and the UV curable resin composition for the intermediate layer was changed to the composition shown below, the lipophilic laminate was prepared in the same manner as in Example 3. Produced. About the produced lipophilic laminated body, evaluation similar to Example 1 was performed. The results are shown in Table 2-2.
  • intermediate layer 1 -UV curable resin composition for intermediate layer (intermediate layer 1)- ⁇ A-9300-1CL (made by Shin-Nakamura Chemical Co., Ltd.) 15.0 parts by mass ⁇ 8BR-500 (made by Taisei Fine Chemical Co., Ltd.) 15.0 parts by mass (in terms of solid content) -Butyl acetate (solvent) 68.8 parts by mass-KP-323 (manufactured by Shin-Etsu Chemical Co., Ltd.) 0.003 parts by mass-Irgacure 184D (manufactured by BASF) 0.9 parts by mass-Irgacure 907 (manufactured by BASF) 0 .3 parts by mass
  • Example 1 the lipophilic laminated body was obtained like Example 1 except having changed the ultraviolet curable resin composition for intermediate
  • Example 3 (Comparative Example 3)
  • the lipophilic laminated body was obtained like Example 4 except having changed the ultraviolet curable resin composition for intermediate
  • evaluation similar to Example 1 was performed. The results are shown in Table 2-2.
  • Example 1 to 19 an oleophilic laminate was obtained that has fingerprint resistance that is difficult to see even when fingerprints are attached and that can prevent interference fringes.
  • the interference fringe prevention property was particularly excellent (Examples 1 to 6). Even if the type of the resin base material is changed, it has a fingerprint resistance that is difficult to see even if a fingerprint is attached, and the effect of preventing interference fringes is maintained (Examples 13 to 17).
  • the lipophilic laminate of the present invention can be used by bonding to a touch panel, a smartphone, a smartphone cover, a tablet PC, a home appliance, a cosmetic container, accessories, and the like.
  • the lipophilic laminate of the present invention uses in-mold molding, insert molding, and overlay molding to provide automotive interior parts such as door trims, instrument panels, center cluster / center console panels, shift knobs, shift knobs, and steering emblems. It can be used on the surface of automobile exterior parts such as surfaces and door handles.

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  • Surface Treatment Of Optical Elements (AREA)

Abstract

L'invention concerne un stratifié lipophile comprenant un substrat en résine, au moins une couche intermédiaire disposée sur le substrat en résine, et une couche de résine lipophile disposée sur la couche intermédiaire, laquelle couche de résine lipophile comprend des parties convexes ou concaves fines à sa surface, la différence entre l'indice de réfraction de la couche de résine lipophile et l'indice de réfraction de la couche intermédiaire adjacente à la couche de résine lipophile étant supérieure à zéro, et l'angle de contact d'acide oléique de la surface de la couche de résine lipophile étant de 10° ou moins.
PCT/JP2014/076831 2013-10-08 2014-10-07 Stratifié lipophile, procédé de fabrication, et article Ceased WO2015053275A1 (fr)

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JP2013210740A JP2015075560A (ja) 2013-10-08 2013-10-08 親油性積層体、及びその製造方法、並びに物品

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EP4070950A1 (fr) * 2021-04-05 2022-10-12 Japan Aviation Electronics Industry, Limited Corps stratifié et dispositif d'affichage équipé de celui-ci

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JP7443508B2 (ja) * 2020-05-15 2024-03-05 富士フイルム株式会社 硬化性樹脂組成物、成形加工用フィルム、成形物、及び、成形方法

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