WO2007105394A1 - 帯電防止性ハードコートフィルム - Google Patents
帯電防止性ハードコートフィルム Download PDFInfo
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- WO2007105394A1 WO2007105394A1 PCT/JP2007/052453 JP2007052453W WO2007105394A1 WO 2007105394 A1 WO2007105394 A1 WO 2007105394A1 JP 2007052453 W JP2007052453 W JP 2007052453W WO 2007105394 A1 WO2007105394 A1 WO 2007105394A1
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- hard coat
- antistatic
- coat layer
- film
- antistatic agent
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- 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
- C08J7/043—Improving the adhesiveness of the coatings per se, e.g. forming primers
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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
- 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
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
-
- 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
- C08J7/0427—Coating with only one layer of a composition containing a polymer binder
-
- 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
- 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
- C08J7/046—Forming abrasion-resistant coatings; Forming surface-hardening coatings
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
- C09D183/08—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen, and oxygen
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
- C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
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- G02B1/105—
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/11—Anti-reflection coatings
- G02B1/111—Anti-reflection coatings using layers comprising organic materials
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/14—Protective coatings, e.g. hard coatings
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/16—Optical coatings produced by application to, or surface treatment of, optical elements having an anti-static effect, e.g. electrically conducting coatings
-
- 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
- B32B2305/00—Condition, form or state of the layers or laminate
- B32B2305/72—Cured, e.g. vulcanised, cross-linked
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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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
- B32B2307/21—Anti-static
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/536—Hardness
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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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/584—Scratch resistance
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/22—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
- C08G77/26—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen nitrogen-containing groups
-
- 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
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
- C08L83/08—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31652—Of asbestos
- Y10T428/31663—As siloxane, silicone or silane
Definitions
- the present invention relates to an antistatic node coat film which exhibits antistatic properties and anti-reflection properties, and has excellent hard coat properties such as surface hardness and scratch resistance.
- Patent Document 1 JP-A-2005-43647 (Claims)
- cationic polymer compounds are known as polymer antistatic agents based on hydrophilic polymers.
- polymer type antistatic agent When such a polymer type antistatic agent is used, reflection can be prevented by matting, and antistatic performance is also exhibited. Coating unevenness with poor leveling properties occurred. Therefore, when a leveling agent usually used in such a case was added, coating film unevenness was eliminated, but antistatic performance was not obtained.
- the present invention has been made in view of the above-described circumstances, and provides an antistatic hard coat film that exhibits antistatic properties and anti-reflection properties, and is excellent in hard coat properties such as surface hardness and scratch resistance.
- the purpose is to provide.
- the antistatic node-coated film of the present invention that solves the above-mentioned problems has an ionizing radiation curable resin, a pigment, an organopolysiloxane unit, and a quaternary grade on at least one surface of a substrate. It has an antistatic node coat layer formed from a polymer type antistatic agent having an ammonium salt unit, and the pigment content is 1 to 5% by weight of the total solid content of the hard coat layer. It is what. The pigment content is preferably 3% by weight or less.
- the weight ratio of the ionizing radiation curable resin to the polymer antistatic agent is preferably 6: 4 to 5: 5.
- a polymer-type antistatic charge having an organopolysiloxane unit and a quaternary ammonium salt unit as an antistatic agent in a hard coat layer containing an ionizing radiation-curable resin By using an agent and adding a small amount of pigment, high antistatic properties and antireflection effects can be obtained. As a result, an antistatic node coat film having good hard coat properties such as antistatic properties, antireflection, surface hardness, and scratch resistance is provided.
- the substrate is not particularly limited, and various polymer films or sheets, paper, glass, and other molded articles made of various materials can be appropriately used.
- the base material may be transparent or opaque, but when used as an optical member, optical properties such as transparency and refractive index of light, as well as impact resistance, heat resistance, durability, etc. are considered. Do .
- Examples of such base materials include polyester-based resins, acrylic resins, acrylic urethane resins, polyester acrylate resins, polyurethane acrylate resins, epoxide acrylate resins, urethane resins. Epoxy resin, polycarbonate resin, cellulose resin, acetal resin, vinyl resin, polyethylene resin, polystyrene resin, polypropylene resin, polyamide resin, polyimide resin Fatty and melamine-based fats
- the thickness of the base material is not particularly limited as long as it is a thickness that does not hinder handling, but is about 25 ⁇ m to 500 ⁇ m, preferably 50 ⁇ m to 300 ⁇ m.
- the antistatic hard coat layer is formed on at least one surface of the substrate, and has a high ionization radiation curable resin, a pigment, an organopolysiloxane unit, and a quaternary ammonium salt unit. Formed from a molecular antistatic agent.
- ionizing radiation curable resin a photopolymerizable prepolymer that can be crosslinked and cured by irradiation with ionizing radiation (ultraviolet ray or electron beam) can be used.
- ionizing radiation ultraviolet ray or electron beam
- an acrylic prepolymer having two or more atalyloyl groups in one molecule and forming a three-dimensional network structure by crosslinking and curing is particularly preferably used.
- this acrylic prepolymer urethane acrylate, polyester acrylate, epoxide acrylate, melamine acrylate, polyfluoroalkyl acrylate, silicone acrylate and the like can be used. These acrylic prepolymers can be used alone. In order to improve the cross-linking curability and the hardness of the surface protective film, it is preferable to cover a photopolymerizable monomer.
- Examples of the photopolymerizable monomer include single-functional acrylic monomers such as 2-ethylhexyl acrylate, 2-hydroxyethyl acrylate, 2-hydroxypropyl acrylate, butoxetyl acrylate, 1, 6- Bifunctional acrylic monomers such as hexanediol ditalylate, neopentyl glycol ditalylate, diethylene glycol ditalylate, polyethylene glycol ditalylate, hydroxypivalate ester neopentyl glycol ditalylate, dipentaerythritol hexaatalylate , One type of polyfunctional acrylic monomers such as trimethylpropanetriacrylate and pentaerythritol triacrylate Or two or more are used.
- an additive such as a photopolymerization initiator and a photopolymerization accelerator is used in addition to the above-mentioned photopolymerizable prepolymer and photopolymerizable monomer.
- a photopolymerization initiator and a photopolymerization accelerator is used in addition to the above-mentioned photopolymerizable prepolymer and photopolymerizable monomer.
- the photopolymerization accelerator is one that reduces polymerization damage due to air during curing and increases the curing speed, and examples thereof include p-dimethylaminobenzoic acid isoamyl ester, p-dimethylaminobenzoic acid ethyl ester, and the like.
- a resin having a light stabilization performance for example, a resin having an ultraviolet absorption performance
- examples of the resin having such ultraviolet absorbing ability include ultraviolet absorbing acrylic resin, and a copolymer of benzotriazole and (meth) acrylic acid ester is preferable.
- the photopolymerizable monomer a polyfunctional acrylic monomer exhibiting ultraviolet absorption performance such as a monomer having a bisbenzotriazolylphenol skeleton may be used.
- an ionizing radiation curable resin having such an ultraviolet absorption capability it is possible to prevent the base material from being deteriorated by ultraviolet rays. By adjusting so that the ultraviolet region (wavelength region) to be absorbed is different, it is possible to provide ultraviolet absorption performance.
- a light stabilizer for example, a hindered amine light stabilizer generically referred to as HALS, or an ultraviolet absorber can be added to the ionizing radiation curable resin.
- Such ultraviolet absorbers are not particularly limited and include conventionally known ultraviolet absorbers such as salicylic acid compounds, cyanoacrylate compounds, benzophenone compounds, benzotriazole compounds, and the like. Of these, benzophenone compounds and Z or benzotriazole compounds are preferred from the viewpoint of weather resistance when used outdoors and the like.
- the above-mentioned photoinitiator of ionizing radiation curable resin can be used.
- the surface protective layer can be sufficiently cured, and excellent node coatability can be imparted.
- the UV absorbing performance of the surface protective layer it is sufficient if the light transmittance at a wavelength of 380 nm can be reduced to about 40% to 70%.
- the content of the UV absorber in the hard coat layer depends on the thickness. Hard coat layer In this case, the content may be from 0.5% to 10% by weight, and more preferably from 1% to 7% by weight.
- the content of the ultraviolet absorber in the hard coat layer is minimized, the deterioration of the hard coat property is prevented, and the hard coat layer and the plastic film are deteriorated by ultraviolet rays.
- the hard coat layer can reduce the burden caused by ultraviolet rays, so that the durability of the hard coat layer for preventing ultraviolet rays can be improved.
- the thickness of the hard coat layer varies depending on the light stabilizer content and the like, and thus cannot be generally specified.
- the thickness is 1 ⁇ m to 15 ⁇ m, and further 3 It is preferable to set it to about ⁇ m to 10 ⁇ m.
- the thickness of the hard coat layer By setting the thickness of the hard coat layer to 1 ⁇ m or more, it is possible to impart light stability such as sufficient hard coat properties and necessary UV protection properties.
- the length by setting the length to 15 m or less, curling due to curing shrinkage of the hard coat layer is prevented, and insufficient curing is prevented, so that light stabilizers such as UV absorbers do not bleed out. Can be.
- examples of the pigment used in the present invention include silica, clay, talc, calcium carbonate, calcium sulfate, barium sulfate, aluminum silicate, titanium oxide, synthetic zeolite, alumina, smectite, and other inorganic pigments.
- examples thereof include organic pigments such as styrene resin, urethane resin, benzoguanamine resin, silicone resin, acrylic resin, and hollow resin beads using these as raw materials.
- the addition amount of the pigment for preventing the reflection is about 1 to 5% by weight, preferably 1 to 3% by weight, based on the total solid content of the hard coat layer. Reflection can be prevented by setting the lower limit to 1% by weight or more. In addition, by setting the upper limit to 5% by weight or less, It is possible to prevent a reduction in surface hardness and scratch resistance of the coat layer. Compared to the case of ionizing radiation curable resin alone, the addition of pigment by adding ionizing radiation curable resin and a polymer type antistatic agent having an organopolysiloxane unit and a quaternary ammonium salt unit. Even if the amount is reduced, reflection can be prevented.
- the polymer-type antistatic agent is a polymer having an organopolysiloxane unit and a quaternary ammonium salt unit, which imparts antistatic performance to the hard coat layer.
- It may have a polymerizable functional group such as an allyloyl group.
- Those having a polymerizable functional group are fixed in the hard coat layer because the antistatic agent chemically bonds with the ionizing radiation curable resin, which is a hard coat component, by irradiation with ultraviolet rays or electron beams. Prevents bleed-out of force and reduces the loss of antistatic agent due to washing and wiping.
- the polymer type antistatic agent has the same composition as the conventional low molecular weight antistatic agent because the group that imparts antistatic performance to the surface of the hard coat layer can be arranged by the organopolysiloxane skeleton in the molecule. Even if the amount is sufficient, sufficient antistatic performance can be obtained, and the surface hardness does not deteriorate hard coat properties such as scratch resistance.
- the polymer type antistatic agent having only the quaternary ammonium salt unit is inferior in the force leveling performance capable of obtaining the antistatic performance. Therefore, when a leveling agent is added, the leveling agent covers the surface of the hard coat layer, preventing the quaternary ammonium salt from reaching the surface, and antistatic performance cannot be obtained.
- the organopolysiloxane skeleton imparts leveling performance. Quaternary ammonium salt that does not require the use of a ring agent can be arranged on the surface of the node coat layer, and leveling performance and antistatic performance can be imparted to the hard coat layer.
- polymer antistatic agent having both an organopolysiloxane unit and a quaternary ammonium salt unit for example, those described in Patent Document 2, Patent Document 3 and the like can be used.
- Patent Document 2 Japanese Patent Laid-Open No. 10-279833
- Patent Document 3 Japanese Unexamined Patent Publication No. 2000-80169
- the weight ratio between the ionizing radiation curable resin and the polymer antistatic agent is determined in consideration of the content of the quaternary ammonium salt unit contained in the polymer antistatic agent.
- the content of quaternary ammonium salt units contained in available polymer type antistatic agents is less than 40% by weight.
- ionizing radiation curable resin and polymer type antistatic agent are used. Is a weight ratio of 8: 2 to 4: 6, preferably 7: 3 to 5: 5, and more preferably 6: 4 to 5: 5.
- the polymer type antistatic agent is contained in a large amount, the quaternary ammonium salt is not preferable because the hard coat layer becomes a white and cloudy uneven coating film due to high hygroscopicity, and the appearance is impaired.
- the polymer antistatic agent alone is insufficient in hard coat properties.
- the leveling performance of the coating film becomes inferior and the optical properties become non-uniform.
- a surface hardness of about 2H to 3H is practical.
- a lubricant such as a lubricant, a fluorescent brightening agent, a dye, a flame retardant, an antibacterial agent, an antifungal agent, an antioxidant, a plasticizer, and a leveling agent
- various additives such as a flow modifier, an antifoaming agent, a dispersing agent, and a crosslinking agent can be included.
- Such an antistatic coating layer is prepared by mixing an ionizing radiation curable resin, a pigment, a polymer antistatic agent, and other resins, additives, and dilution solvents added as necessary.
- coating fabric was adjusted, conventionally known coating methods and, for example, barcode one coater, die coater, shake 1 ⁇ DoCoMo 1 ⁇ ' ⁇ , a spin 1 ⁇ data' ⁇ , mouth 1 ⁇ Noreko 1 ⁇ Ta ' ⁇ ", Gravure 1 ⁇ Ta' ⁇ ", Open 1 ⁇ "Co 1 ⁇ ”, spraying, screen printing, etc., applying, drying, and irradiating with ionizing radiation as needed By curing, it can be formed.
- a method of irradiating ionizing radiation 100 nm to 400 nm, preferably 200 ⁇ ! Emitted from an ultrahigh pressure mercury lamp, a high pressure mercury lamp, a low pressure mercury lamp, a carbon arc, a metal halide lamp, or the like! It can be performed by irradiating ultraviolet rays in a wavelength region of ⁇ 400 nm, or irradiating electron beams in a wavelength region of lOOnm or less emitted from a scanning or curtain type electron beam accelerator.
- an easy adhesion treatment may be appropriately performed on the base material.
- the antistatic hard coat film of the present invention comprises a liquid crystal display, a plasma display. It can be used for purposes such as surface protection for ray panels, rear projection displays, and other touch panels.
- An antistatic node coat film of Example 2 was produced in the same manner as in Example 1, except that a hard coat layer coating liquid having the following composition was used instead of the hard coat layer coating liquid of Example 1. .
- An antistatic node coat film of Example 3 was produced in the same manner as in Example 1 except that a hard coat layer coating liquid having the following composition was used instead of the hard coat layer coating liquid of Example 1. .
- An antistatic node coat film of Example 4 was produced in the same manner as in Example 1, except that a hard coat layer coating solution having the following composition was used instead of the hard coat layer coating solution of Example 1. .
- An antistatic node coat film of Example 5 was produced in the same manner as in Example 1 except that a hard coat layer coating liquid having the following composition was used instead of the hard coat layer coating liquid of Example 1. .
- An antistatic node coat film of Example 6 was produced in the same manner as in Example 1 except that a hard coat layer coating liquid having the following composition was used instead of the hard coat layer coating liquid of Example 1. .
- a hard coat film of Comparative Example 1 was produced in the same manner as in Example 1 except that a hard coat layer coating solution having the following composition was used instead of the hard coat layer coating solution of Example 1.
- a hard coat film of Comparative Example 2 was produced in the same manner as in Example 1 except that a hard coat layer coating solution having the following composition was used instead of the hard coat layer coating solution of Example 1.
- a hard coat film of Comparative Example 3 was produced in the same manner as in Example 1 except that a hard coat layer coating solution having the following composition was used instead of the hard coat layer coating solution of Example 1.
- a hard coat film of Comparative Example 4 was produced in the same manner as in Example 1 except that a hard coat layer coating solution having the following composition was used instead of the hard coat layer coating solution of Example 1.
- ⁇ X '' indicates that the displayed image is not visible due to the reflection of external light
- ⁇ ⁇ '' indicates that it is difficult to see
- a black sheet and a hard coat film were superimposed, and “X” was assigned to the hard coat film where white coating unevenness was visible.
- the pencil hardness on the hard coat layer side of the hard coat film was measured according to the pencil pulling strength tester method of JIS K5400: 1990. The evaluation was made by scratching the coating film. The pencil hardness of 2H or higher was evaluated as “ ⁇ ”, B-2B as “ ⁇ ”, and 4B or lower as “X”.
- the hard coat film of the example and the comparative example was subjected to 10 cycles of rubbing the surface by applying a load of 0.998 N Zcm 2 to # 0000 steel wool. “ ⁇ ” indicates that there is a slight crack, and “X” indicates that there is a scratch on the surface.
- the hard coat layer surface of the hard coat film is non-uniform, the difference in light transmission due to coating unevenness is ⁇ X '', the difference is ⁇ ⁇ '', the difference is Those that were not seen were marked as “ ⁇ ”.
- the antistatic hard coat films of Examples 1 to 3 have an antistatic hard coat layer containing a polymer antistatic agent having an organopolysiloxane unit and a quaternary ammonium salt unit on a substrate. Is. Therefore, the antistatic hard coat films of Examples 1 to 3 were excellent in evaluation of any of antistatic properties, anti-reflection, whitening properties, surface hardness, and scratch resistance. In addition, the antistatic hard coat film of Example 1 was excellent in light resistance because it used an ionizing radiation curable type resin having ultraviolet absorption ability.
- the antistatic node coat film of Example 4 also has an antistatic node coating film containing a polymer antistatic agent having an organopolysiloxane unit and a quaternary ammonium salt unit on a substrate. It has a coat coat layer.
- the hard coat film of Example 4 contains many polymer antistatic agents having organopolysiloxane units and quaternary ammonium salt units, the antistatic properties of Examples 1 to 3 are The surface hardness and scratch resistance were inferior to the coated film. Excellent antistatic, anti-reflection and whitening properties o
- the antistatic hard coat film of Example 5 contains only a small amount (20% by weight) of an antistatic agent.
- an antistatic agent for evaluation items other than the appearance, the same evaluation as in Examples 1 to 3 was obtained.
- the leveling effect of organopolysiloxane was insufficient.
- the appearance was inferior to that of No ..
- the antistatic hard coat film of Example 6 has a pigment content of 6% by weight and contains more pigment than the other examples. For this reason, the surface hardness and scratch resistance were inferior to those of other examples. The appearance was not uneven, but the haze was slightly higher due to the addition of the pigment. Evaluations similar to those in Examples 1 to 3 were obtained for items other than surface hardness and scratch resistance.
- the hard coat film of Comparative Example 1 is one in which no antistatic agent is added to the hard coat layer. Therefore, the hard coat film of Comparative Example 1 was inferior in antistatic performance.
- a polymer antistatic agent having an organopolysiloxane unit and a quaternary ammonium salt unit is used, only an anti-reflection effect can be obtained by adding a pigment, and the anti-reflection effect is slightly inferior. It was a thing.
- the hard coat film of Comparative Example 2 uses a metal antistatic agent in the hard coat layer. Therefore, the hard coat film of Comparative Example 2 was inferior in the anti-reflection effect even though it contained the pigment.
- the hard coat film of Comparative Example 3 is obtained by adding a polymeric antistatic agent and a repellent to a hard coat layer. Therefore, the hard coat film of Comparative Example 3 was inferior in antistatic performance because the leveling agent inhibited the antistatic agent from being oriented on the hard coat layer surface. In addition, since a polymer antistatic agent that does not have organopolysiloxane units and quaternary ammonium salt units was used, only an anti-reflection effect was obtained by adding pigment, and the anti-reflection effect was slightly inferior. Met.
- the hard coat film of Comparative Example 4 uses only a polymer type antistatic agent having an organopolysiloxane unit and a quaternary ammonium salt unit in the hard coat layer.
- the hard coat film of Comparative Example 4 was inferior in surface hardness. Furthermore, because of the large amount of quaternary ammonia salt, white unevenness that did not occur in the hard coat layers of Examples 1 to 4 containing the same polymer type antistatic agent as in Comparative Example 4 occurred. have done.
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/224,227 US20090130464A1 (en) | 2006-02-22 | 2007-02-13 | Antistatic Hard Coat Film |
JP2008505002A JPWO2007105394A1 (ja) | 2006-02-22 | 2007-02-13 | 帯電防止性ハードコートフィルム |
Applications Claiming Priority (2)
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JP2006045163 | 2006-02-22 | ||
JP2006-045163 | 2006-02-22 |
Publications (1)
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WO2007105394A1 true WO2007105394A1 (ja) | 2007-09-20 |
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ID=38509232
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PCT/JP2007/052453 WO2007105394A1 (ja) | 2006-02-22 | 2007-02-13 | 帯電防止性ハードコートフィルム |
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Country | Link |
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US (1) | US20090130464A1 (ja) |
JP (1) | JPWO2007105394A1 (ja) |
KR (1) | KR20080098620A (ja) |
CN (1) | CN101370654A (ja) |
TW (1) | TW200740897A (ja) |
WO (1) | WO2007105394A1 (ja) |
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JP2009136160A (ja) * | 2007-12-03 | 2009-06-25 | Sanyo Electric Co Ltd | 水位検知装置及び培養装置 |
JP2009209258A (ja) * | 2008-03-04 | 2009-09-17 | Mitsubishi Plastics Inc | 積層ポリエステルフィルム |
JP2010099835A (ja) * | 2008-10-21 | 2010-05-06 | Bridgestone Corp | 紫外線吸収剤含有ハードコートフィルム及びこれを備えたディスプレイ用光学フィルタ |
JP2011048000A (ja) * | 2009-08-25 | 2011-03-10 | Dainippon Printing Co Ltd | 反射防止フィルム、偏光板、および表示装置 |
KR101047955B1 (ko) | 2008-08-07 | 2011-07-12 | 금호석유화학 주식회사 | 확산 필름 및 보호 필름용 하드코팅액 |
CN102443343A (zh) * | 2010-09-28 | 2012-05-09 | 富士胶片株式会社 | 用于形成抗静电性硬涂层的组合物、光学膜、光学膜的制备方法、偏振片和图像显示装置 |
JP2013503369A (ja) * | 2009-08-28 | 2013-01-31 | スリーエム イノベイティブ プロパティズ カンパニー | 帯電防止コーティングを有する光学デバイス |
JP2019531379A (ja) * | 2016-11-04 | 2019-10-31 | エルジー・ケム・リミテッド | コーティング組成物 |
WO2022168660A1 (ja) * | 2021-02-05 | 2022-08-11 | 住友化学株式会社 | 積層体 |
JP7367316B2 (ja) | 2019-03-26 | 2023-10-24 | 三菱ケミカル株式会社 | 高滑水性活性エネルギー線硬化性組成物及び樹脂成形品 |
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JP5553627B2 (ja) * | 2010-02-07 | 2014-07-16 | 三菱樹脂株式会社 | 積層ポリエステルフィルム |
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JP5680486B2 (ja) * | 2011-06-03 | 2015-03-04 | 尾池工業株式会社 | ハードコートフィルム |
KR101590147B1 (ko) * | 2014-09-23 | 2016-02-01 | 주식회사 엔에스엠 | 대전방지 폼 간지 |
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JP2009136160A (ja) * | 2007-12-03 | 2009-06-25 | Sanyo Electric Co Ltd | 水位検知装置及び培養装置 |
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KR101047955B1 (ko) | 2008-08-07 | 2011-07-12 | 금호석유화학 주식회사 | 확산 필름 및 보호 필름용 하드코팅액 |
JP2010099835A (ja) * | 2008-10-21 | 2010-05-06 | Bridgestone Corp | 紫外線吸収剤含有ハードコートフィルム及びこれを備えたディスプレイ用光学フィルタ |
JP2011048000A (ja) * | 2009-08-25 | 2011-03-10 | Dainippon Printing Co Ltd | 反射防止フィルム、偏光板、および表示装置 |
JP2013503369A (ja) * | 2009-08-28 | 2013-01-31 | スリーエム イノベイティブ プロパティズ カンパニー | 帯電防止コーティングを有する光学デバイス |
CN102443343A (zh) * | 2010-09-28 | 2012-05-09 | 富士胶片株式会社 | 用于形成抗静电性硬涂层的组合物、光学膜、光学膜的制备方法、偏振片和图像显示装置 |
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JP7367316B2 (ja) | 2019-03-26 | 2023-10-24 | 三菱ケミカル株式会社 | 高滑水性活性エネルギー線硬化性組成物及び樹脂成形品 |
WO2022168660A1 (ja) * | 2021-02-05 | 2022-08-11 | 住友化学株式会社 | 積層体 |
Also Published As
Publication number | Publication date |
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JPWO2007105394A1 (ja) | 2009-07-30 |
CN101370654A (zh) | 2009-02-18 |
US20090130464A1 (en) | 2009-05-21 |
KR20080098620A (ko) | 2008-11-11 |
TW200740897A (en) | 2007-11-01 |
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