WO2009087752A1 - ハードコート層形成用樹脂組成物 - Google Patents
ハードコート層形成用樹脂組成物 Download PDFInfo
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- WO2009087752A1 WO2009087752A1 PCT/JP2008/050019 JP2008050019W WO2009087752A1 WO 2009087752 A1 WO2009087752 A1 WO 2009087752A1 JP 2008050019 W JP2008050019 W JP 2008050019W WO 2009087752 A1 WO2009087752 A1 WO 2009087752A1
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1804—C4-(meth)acrylate, e.g. butyl (meth)acrylate, isobutyl (meth)acrylate or tert-butyl (meth)acrylate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
- C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/34—Esters containing nitrogen, e.g. N,N-dimethylaminoethyl (meth)acrylate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
- C08F222/10—Esters
- C08F222/1006—Esters of polyhydric alcohols or polyhydric phenols
-
- 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
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
- C08F290/06—Polymers provided for in subclass C08G
- C08F290/068—Polysiloxanes
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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
- C08J7/044—Forming conductive coatings; Forming coatings having anti-static properties
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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
- C08J7/046—Forming abrasion-resistant coatings; Forming surface-hardening coatings
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
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- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/20—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for coatings strippable as coherent films, e.g. temporary coatings strippable as coherent films
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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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
- G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
- G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
- G02B5/305—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks including organic materials, e.g. polymeric layers
Definitions
- the present invention relates to a resin composition for forming a hard coat layer, and more particularly to a resin composition for forming a hard coat layer that can be used to form a hard coat layer having excellent antistatic properties and surface releasability.
- LCDs liquid crystal displays
- PDPs plasma displays
- a hard-coated film is used to protect the glass surface.
- the film used to protect the glass surface has excellent properties such as mechanical properties, heat resistance, and transparency. Therefore, a polyethylene terephthalate (PET) film, a triacetyl cellulose (TAC) film, or a cyclo Olefin polymer (COP) films and the like are used.
- PET polyethylene terephthalate
- TAC triacetyl cellulose
- COP cyclo Olefin polymer
- EB electron beam
- UV ultraviolet
- heating is performed on a resin material such as acrylic which has a pencil hardness of B or less (JIS K6894) alone. It is carried out by curing these and improving the hardness to a pencil hardness of 2H or higher.
- the glass surface protecting film is easily charged with static electricity, and there is a problem that screen information is difficult to recognize due to the adhesion of dirt.
- such a hard coat layer forming resin is composed of an ultraviolet or radiation curable resin having three or more (meth) acryloyl groups, a conductive polymer, and a compatibilizer having a (meth) acryloyl group and a hydroxyl group.
- a coating composition is known (Patent Document 1).
- the coating obtained by using this material has poor antistatic properties, and the hardness is not as high as about H in pencil hardness.
- an ultraviolet curable resin composition comprising a monomer having a quaternary ammonium salt, a crosslinkable oligomer, a polyfunctional (meth) acrylic acid ester and a photopolymerization initiator is also known (Patent Document 2).
- Patent Document 2 an ultraviolet curable resin composition
- the cured film using this composition also had poor antistatic properties, and the hardness was as low as HB in pencil hardness.
- a pencil hardness of 2 to 3H is insufficient for a film obtained by a hard coat treatment from the viewpoint of abrasion scratch protection during use, and a hardness higher than that is required.
- the object of the present invention is to form a hard coat layer having a pencil hardness of 4H or more, and to have an excellent antistatic property, and to a film using the same, an excellent surface releasability. It is to obtain a resin composition for forming a hard coat layer that can be applied.
- the present invention provides the following components (A) to (C): (A) a (meth) acrylic copolymer obtained by copolymerizing a vinyl group-containing monomer having a quaternary ammonium group and a (meth) acrylic monomer copolymerizable therewith, A hard coat layer-forming resin composition comprising (B) a polyurethane oligomer having a tri- or higher functional vinyl group and / or (C) an acrylic monomer having a bi- to hexa-functional vinyl group. .
- the present invention also includes the following components (A ′) to (C): (A ′) a vinyl group-containing monomer having a quaternary ammonium group, a vinyl group-containing monomer having a polydimethylsiloxane group or a fluorinated alkyl group, and a (meth) acrylic monomer copolymerizable therewith (Meth) acrylic copolymer obtained by copolymerization, A hard coat layer-forming resin composition comprising (B) a polyurethane oligomer having a tri- or higher functional vinyl group and / or (C) an acrylic monomer having a bi- to hexa-functional vinyl group. .
- the present invention provides the following components (A) to (D) (A) a (meth) acrylic copolymer obtained by copolymerizing a vinyl group-containing monomer having a quaternary ammonium group and a (meth) acrylic monomer copolymerizable therewith, (B) a polyurethane oligomer having a trifunctional or higher functional vinyl group and / or (C) an acrylic monomer having a bifunctional to hexafunctional vinyl group, (D) A resin composition for forming a hard coat layer comprising a silicone polymer that is compatible with the above (A) to (C) is provided. Furthermore, this invention provides the polarizing film obtained by apply
- the resin composition for forming a hard coat layer of the present invention is a hard coat layer having sufficient hardness and practically satisfactory antistatic properties and excellent surface peelability by polymerizing the resin composition after coating. It can be formed.
- the (meth) acrylic copolymer used as component (A) is obtained by copolymerizing a vinyl group-containing monomer having a quaternary ammonium group and a (meth) acrylic monomer copolymerizable therewith. Is obtained.
- this (meth) acrylic monomer In order to produce this (meth) acrylic monomer, it can be copolymerized with a vinyl group-containing monomer having a quaternary ammonium group (hereinafter sometimes referred to as “monomer (a)”) and monomer (a). It can be produced by copolymerizing a (meth) acrylic monomer (hereinafter sometimes referred to as “monomer (b)”) according to a conventional method.
- the monomer (a) has a quaternary ammonium group such as a trialkylammonium group and a vinyl group, and includes 2-dimethylaminoethyl (meth) acrylate, 2-diethylaminoethyl (meth) acrylate, Aminoalkyl group-containing (meth) acrylic acid esters such as 2-dimethylaminopropyl (meth) acrylate and 3-dimethylaminopropyl (meth) acrylate; 2- (dimethylaminoethoxy) ethyl (meth) acrylate, 2- (diethylamino) Aminoalkoxyalkyl group-containing (meth) acrylic acid esters such as ethoxy) ethyl (meth) acrylate and 3- (dimethylaminoethoxy) propyl (meth) acrylate; N- (2-dimethylaminoethyl) (meth) acrylamide,
- the (meth) acrylic monomer is obtained as a quaternary salt obtained by quaternizing with methylene chloride, dimethyl sulfate, diethyl sulfate, dimethyl carbonate, diethyl carbonate or the like.
- the monomer (a) include 2-hydroxy-3-methacryloxypropyltrimethylammonium chloride, 2-hydroxy-3-acryloxypropyltrimethylammonium chloride, 2-hydroxy-3-methacryloxypropyltriethylammonium bromide. 2-hydroxy-3-methacryloxypropyltributylammonium chloride, 2-hydroxy-3-methacryloxypropylmethylethylbutylammonium chloride, 2-hydroxy-3-methacryloxypropyldimethylphenylammonium chloride, 2-hydroxy- And 3-methacryloxypropyldimethylcyclohexylammonium chloride. These may be used alone or in combination of two or more. It can be used in conjunction look.
- the monomer (b) is a (meth) acrylic monomer other than the monomer (a), and specific examples thereof include methyl acrylate, ethyl acrylate, propyl acrylate, butyl acrylate, and acrylic acid.
- Acrylic esters such as hydroxyethyl, hydroxypropyl acrylate, methyl methacrylate, ethyl methacrylate, propyl methacrylate, butyl methacrylate, hydroxyethyl methacrylate, hydroxypropyl methacrylate, hydroxybutyl methacrylate
- Examples thereof include 2-based monomers, 2-methacryloyloxyethyl succinic acid, 2-methacryloyloxyethyl hexahydrophthalic acid, and the like.
- methyl methacrylate, butyl methacrylate, hydroxyethyl methacrylate and the like are preferable.
- the production of the component (A) (meth) acrylic copolymer is specifically 0.5 to 80% by mass (hereinafter simply referred to as “%”), preferably 20 to 60% monomer (a ), 20 to 99.5%, preferably 40 to 80% of the monomer (b), if necessary, with a suitable solvent such as methanol, ethanol, propyl alcohol, isopropyl alcohol, methyl ethyl ketone, methyl cellosolve, or a reaction initiator.
- the reaction vessel may be taken and reacted at a temperature of about 50 to 90 ° C., preferably about 60 to 80 ° C. for 2 to 8 hours, preferably about 4 to 6 hours.
- This reaction can be carried out by a known method such as solution polymerization, suspension polymerization, emulsion polymerization or the like, but is preferably carried out by solution polymerization from the viewpoint of reactivity and compatibility.
- the component (A) thus obtained has a weight average molecular weight of about 10,000 to 150,000, preferably about 50,000 to 100,000, and is a quaternary ammonium derived from the monomer (a). Since it has a group, it has excellent antistatic performance.
- the (meth) acrylic copolymer used as the component (A ′) in the present invention includes the monomer (a) and the monomer (b) as well as a vinyl group-containing monomer having a polydimethylsiloxane group ((meta ) Acryloyl group-containing organopolysiloxane; hereinafter sometimes referred to as “monomer (c)”) or vinyl group-containing monomer having a fluorinated alkyl group (hereinafter sometimes referred to as “monomer (d)”). It is produced by copolymerization according to the method.
- R 1 to R 7 are preferably all methyl groups, and R 8 is preferably a propylene group.
- the monomer (c) of the present invention include methacryloxypropyl polydimethylsiloxane, acryloxypropyl polydimethylsiloxane, methacryloxybutyl polydimethylsiloxane, acryloxybutyl polydimethylsiloxane, methacryloxypropyl polymethylphenylsiloxane, and the like. Is mentioned.
- the monomer (d) is a (meth) acrylate having an alkyl group in which a hydrogen atom is substituted with a fluorine atom.
- a hydrogen atom is substituted with a fluorine atom.
- perfluorooctylethyl methacrylate in which all hydrogen atoms of the alkyl group are substituted with fluorine atoms is preferably used.
- the production method of the component (A ′) is almost the same as the production method of the component (A), but the monomer amount in the production is such that the monomer (a) is 0.5 to 80%, preferably 20%.
- the monomer (b) is 20 to 99.5%, preferably 40 to 80%
- the monomer (c) is 0.5 to 20%, preferably 2 to 10%
- the monomer (d) is 0.5 to 30%, preferably 2 to 15%.
- examples of the polyurethane oligomer having a tri- or higher functional vinyl group which is the component (B) of the present invention, include, for example, a polyisocyanate represented by the formula (2) and a monofunctional or polyfunctional (meta) having at least one hydroxyl group. And polyurethane oligomers obtained by reacting with acrylate monomers.
- R represents an alkylene group having 1 to 10 carbon atoms, a phenylene group or a substituted phenylene group
- a commercially available product may be used as the polyurethane oligomer having a trifunctional or higher functional vinyl group.
- examples of commercially available products include trade names: NK Oligo U-4HA, U-6HA, U-6LPA, U-15HA, UA-32P, U-324A, etc., manufactured by Shin-Nakamura Chemical Co., Ltd. Can do.
- This component (B) has an effect of imparting sufficient hardness in combination with the component (C) described below.
- examples of the acrylic monomer having a bi- to 6-functional vinyl group as the component (C) of the present invention include ethylene glycol di (meth) acrylate, diethylene glycol di (meth) acrylate, propylene glycol di (meth) acrylate, Dipropylene glycol di (meth) acrylate, pentaerythritol di (meth) acrylate, ethylene glycol diglycidyl ether di (meth) acrylate, diethylene glycol diglycidyl ether di (meth) acrylate, trimethylolpropane triacrylate, ethylene oxide modified trimethylolpropane tri Acrylate, propylene oxide modified trimethylolpropane triacrylate, tris (acryloxyethyl) isocyanurate, caprolactone modified tris (acryloxy) Ethyl) isocyanurate, pentaerythritol triacrylate, pentaerythritol tetraacrylate, ethylene oxide
- the component (A) or (A ′) and the component (B) and / or the component (C) are blended, and polymerization is started if necessary.
- the agent is added.
- Component (B) and component (C) can be combined with component (A) or (A ′) alone, but it is more preferable to use both in combination.
- the preferred hard coat layer forming resin composition of the above embodiment is, for example, 0.5 to 50%, preferably 10 to 30% of component (A) or component (A ′), 0.5 to 50%, preferably 10 to 50% of component (B), 0.05 to 90%, preferably 30 to 60% of component (C) and 0.05 to 10% of polymerization initiator (provided that the total amount of each component is 100% Is suspended and dispersed in a suitable solvent such as methyl cellosolve, ethyl cellosorb, propylene glycol monomethyl ether, methanol, ethanol, isopropyl alcohol, or a mixed solvent thereof, and other optional components as necessary. It can manufacture by containing.
- a suitable solvent such as methyl cellosolve, ethyl cellosorb, propylene glycol monomethyl ether, methanol, ethanol, isopropyl alcohol, or a mixed solvent thereof, and other optional components as necessary. It can manufacture by containing.
- a silicone polymer capable of reacting with (C) and, if necessary, a polymerization initiator added thereto can be mentioned.
- the silicone polymer (component (D)) compatible with the components (A) to (C) used in this embodiment the monomer represented by the formula (1) and other copolymerizable acrylic monomers are copolymerized.
- a homopolymer obtained by polymerizing the monomer represented by the formula (1) is preferable.
- a commercial item can be used as a silicone polymer used by this invention. Examples of products marketed as silicone polymers include Kaneka's product name: MS Polymer S-203H, Soken Chemicals' product name: Actflow C-GBF, and the like.
- the preferred production method of the hard coat layer forming resin composition of the second aspect is substantially the same as the hard coat layer forming resin composition of the above-described aspect, but the blending amount of each component is the component (A). Is 0.5 to 90%, preferably 10 to 50%, component (B) is 0.5 to 90%, preferably 10 to 50%, and component (C) is 0.05 to 90%, preferably 30 to 30%. 60%, component (D) 0.5 to 30%, preferably 5 to 20%, polymerization initiator 0.05 to 10% (however, the total amount of each component does not exceed 100%) .
- the resin composition for forming a hard coat layer of the present invention thus obtained (hereinafter sometimes referred to as “resin composition”) can be used as follows. That is, first, the resin composition is applied onto a film used to protect the glass surface, such as a polyethylene terephthalate (PET) film, a triacetyl cellulose (TAC) film, a cycloolefin polymer (COP) film, or the like. And a resin composition layer is formed. Next, a hard coat layer can be formed on the film by applying a polymerization initiation means such as light, ultraviolet ray, electron beam, heat or the like to the resin composition layer to cure the resin composition layer.
- a polymerization initiation means such as light, ultraviolet ray, electron beam, heat or the like
- An example of a preferred use of the resin composition of the present invention is formation of a hard coat layer on a polarizing film. That is, a stretched film is formed by adding a polarizing component such as iodine or a dichroic dye to a film made of a polyvinyl alcohol resin such as a saponified product of polyvinyl alcohol, polyvinyl formal, polyvinyl acetal, or ethylene vinyl acetate copolymer. . Next, an acrylic resin film, a polyethylene terephthalate (PET) film, a triacetyl cellulose (TAC) film, or the like is laminated on both surfaces of the stretched film to prepare a polarizing film that is a multilayer film.
- a polarizing component such as iodine or a dichroic dye
- the resin composition for forming a hard coat layer of the present invention is applied to form a resin composition layer.
- polymerization initiation means such as light, ultraviolet light, and heat is applied to the resin composition layer. Can be cured to form a hard coat layer on the film.
- the coating of the resin composition can be carried out by a known means such as direct application onto the substrate by flowing down the coating liquid from a roller, and the coating thickness is generally 0.1 to 15 ⁇ m, preferably Is 0.5 to 5 ⁇ m.
- the photopolymerization initiator used in the present invention is not particularly limited as long as it is a thing that generates radicals by the action of light.
- 2-hydroxy-4′-hydroxyethoxy-2-methylpropiophenone and 1-hydroxycyclohexyl phenyl ketone are preferred.
- UV light when light is used as the polymerization initiating means, its intensity is about 100 to 1,500 mJ / cm 2
- ultraviolet light having a wavelength of about 150 to 450 nm is What is necessary is just to use it with the intensity
- an electron beam as a polymerization start means, it can harden
- reaction A-1 a (meth) acrylic copolymer having a quaternary amine functional group
- reaction A-4 a (meth) acrylic copolymer containing a quaternary amine functional group and a fluorinated alkyl group (hereinafter referred to as “resin A-4”; solid content concentration 50%).
- reaction A-5 a (meth) acrylic copolymer containing a quaternary amine functional group, a polysiloxane group and a fluorinated alkyl group
- Example 1 Production of resin composition for hard coat (1): Resin A-1 obtained in Production Example 1, U-15HA (manufactured by Shin-Nakamura Chemical Co., Ltd.), which is a urethane oligomer having 3 or more ethylenically unsaturated groups in one molecule, and ethylenic in one molecule Dipentaerythritol hexaacrylate (manufactured by Kyoeisha Chemical Co., Ltd.), which is a (meth) acrylic monomer having 2 to 6 unsaturated groups, was mixed at a solid content of 15:20:65.
- U-15HA manufactured by Shin-Nakamura Chemical Co., Ltd.
- Dipentaerythritol hexaacrylate manufactured by Kyoeisha Chemical Co., Ltd.
- Example 2 Production of resin composition for hard coat (2): Resin A-2 obtained in Production Example 2 was mixed with the same urethane oligomer and (meth) acrylic monomer used in Example 1 so that the solid content was 15:20:65. To 100 parts by weight of this mixture, 1.2 parts by weight of the same photoinitiator as in Example 1 was added, and further diluted with 100 parts by weight of a mixed solvent of methyl cellosolve and methanol (80:20) to obtain a resin composition for hard coat. (E-2) was obtained. The hard coat film obtained by applying this to a TAC film substrate and then irradiating with UV had antistatic properties and surface peelability.
- Example 3 Production of resin composition for hard coat (3): The same urethane oligomer and (meth) acrylic monomer as used in Example 1 were added to the resin A-2 obtained in Production Example 2 and the resin A-3 obtained in Production Example 3, in terms of their solid content. : 2: 20: 63. To 100 parts by weight of this mixture, 1.2 parts by weight of the same photoinitiator as in Example 1 was added, and further diluted with 100 parts by weight of a mixed solvent of methyl cellosolve and methanol (80:20) to obtain a resin composition for hard coat. (E-3) was obtained. The hard coat film obtained by applying this to a TAC film substrate and then irradiating with UV had antistatic properties and surface peelability.
- Example 4 Production of resin composition for hard coat (4): Resin A-4 obtained in Production Example 4 was mixed with the same urethane oligomer and (meth) acrylic monomer used in Example 1 so that the solid content was 20:10:70. To 100 parts by weight of this mixture, 6 parts by weight of the same photoinitiator as in Example 1 was added, and further diluted with 100 parts by weight of a mixed solvent of methyl cellosolve and methanol (80:20) to obtain a resin composition for hard coat (E -4) was obtained. The hard coat film obtained by applying this to a TAC film substrate and then irradiating with UV had antistatic properties and surface peelability.
- Example 5 Production of resin composition for hard coat (5): Resin A-5 obtained in Production Example 5 was mixed with the same urethane oligomer and (meth) acrylic monomer used in Example 1 so that the solid content was 15:20:65. To 100 parts by weight of this mixture, 1.2 parts by weight of the same photoinitiator as in Example 1 was added, and further diluted with 100 parts by weight of a mixed solvent of methyl cellosolve and methanol (80:20) to obtain a resin composition for hard coat. (E-5) was obtained. The hard coat film obtained by applying this to a TAC film substrate and then irradiating with UV had antistatic properties and surface peelability.
- Example 6 Manufacture of resin composition for hard coat (6)
- Resin A-1 obtained in Production Example 1 and DPE-6A dipentaerythritol hexaacrylate: manufactured by Kyoeisha Chemical Co., Ltd.
- DPE-6A dipentaerythritol hexaacrylate: manufactured by Kyoeisha Chemical Co., Ltd.
- E-6 was obtained.
- the hard coat film obtained by applying this to a TAC film substrate and then irradiating with UV had antistatic properties and surface peelability.
- Example 7 Manufacture of resin composition for hard coat (7)
- Resin A-1 obtained in Production Example 1 and UA-306H penentaerythritol triacrylate hexathylene diisocyanate urethane prepolymer: manufactured by Kyoeisha Chemical Co., Ltd.
- UA-306H penentaerythritol triacrylate hexathylene diisocyanate urethane prepolymer: manufactured by Kyoeisha Chemical Co., Ltd.
- E-7 was obtained.
- the hard coat film obtained by applying this to a TAC film substrate and then irradiating with UV had antistatic properties and surface peelability.
- Comparative Example 1 Production of resin composition for comparative hard coat (1): 100 parts by weight of the resin A-1 obtained in Production Example 1 was diluted with 100 parts by weight of a mixed solvent of methyl cellosolve and methanol (80:20) to obtain a resin composition for comparative hard coat (C-1). .
- Comparative Example 2 Production of resin composition for comparative hard coat (2): A comparative hard coat resin composition (C-2) was obtained in the same manner as in Comparative Example 1 except that the resin A-1 was replaced with the resin A-4 obtained in Production Example 4.
- Comparative Example 3 Production of comparative hard coat resin composition (3): A comparative hard coat resin composition (C-3) was obtained in the same manner as in Comparative Example 1 except that the resin A-1 was replaced with the resin A-5 obtained in Production Example 5.
- Comparative Example 4 Production of Comparative Hard Coat Resin Composition (4): The same urethane oligomer and (meth) acrylic monomer used in Example 1 were mixed so as to be 20:80 in terms of weight. To 100 parts by weight of this mixture, 1.2 parts by weight of the same photoinitiator as in Example 1 was added, and further diluted with 100 parts by weight of a mixed solvent of methyl cellosolve and methanol (80:20) to obtain a resin composition for hard coat. (C-4) was obtained.
- Test example 1 Performance evaluation test (1): Films after drying and curing using the hard coat resin compositions (solutions) obtained in Examples 1 to 7 and Comparative Examples 1 to 4 on a TAC film having a thickness of 80 ⁇ m using a bar coater No. 14 The coating was applied to a thickness of 10 ⁇ m and dried at 80 ° C. for 5 minutes. Next, ultraviolet irradiation was performed at an intensity of an integrated irradiation amount of 300 mJ / cm 2 to form a cured coating film, and the performance of the coating film was evaluated. The results are shown in Table 1.
- Coating hardness The pencil hardness of the cured coating film was measured according to JIS K 5600-5-4.
- Antistatic property / surface resistance measurement Using a Tera OHM meter (Tera OHM Meter; model VE-30; manufactured by Kawaguchi Electric Mfg. Co., Ltd.), the surface electrical resistance of the coating film was measured under constant temperature and humidity conditions.
- Test example 2 Performance evaluation test (2): Some of the cured coating films obtained in Test Example 1 were tested for surface peelability and plastic adhesion by the following methods. The results are shown in Table 2.
- Plastic adhesion According to JIS K 5600-5-6, 100 bases of 1 mm are made on the cured coating film, adhesion test is performed with an adhesive tape, the peeled state of the base is observed, and the number of remaining squares is evaluated. .
- the resin composition for forming a hard coat layer of the present invention is a hard coat layer having sufficient hardness and practically satisfactory antistatic properties and excellent surface peelability by polymerizing the resin composition after coating. It can be formed.
- this resin composition can be used as a protective film in order to protect the glass surface of an image display device such as an LCD or PDP.
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Abstract
Description
(A)4級アンモニウム基を有するビニル基含有単量体およびこれと共重合可能な(メタ)アクリル系単量体を共重合して得られる(メタ)アクリル系コポリマー、
(B)3官能以上のビニル基を有するポリウレタンオリゴマー及び/又は
(C)2~6官能のビニル基を有するアクリル系モノマー
を含有してなるハードコート層形成用樹脂組成物を提供するものである。
(A')4級アンモニウム基を有するビニル基含有単量体、ポリジメチルシロキサン基もしくはフッ素化アルキル基を有するビニル基含有単量体およびこれらと共重合可能な(メタ)アクリル系単量体を共重合して得られる(メタ)アクリル系コポリマー、
(B)3官能以上のビニル基を有するポリウレタンオリゴマー及び/又は
(C)2~6官能のビニル基を有するアクリル系モノマー
を含有してなるハードコート層形成用樹脂組成物を提供するものである。
(A)4級アンモニウム基を有するビニル基含有単量体およびこれと共重合可能な(メタ)アクリル系単量体を共重合して得られる(メタ)アクリル系コポリマー、
(B)3官能以上のビニル基を有するポリウレタンオリゴマー及び/又は
(C)2~6官能のビニル基を有するアクリル系モノマー、
(D)上記(A)~(C)と相溶可能なシリコーンポリマー
を含有してなるハードコート層形成用樹脂組成物を提供するものである。
更にまた本発明は、本発明で得られたハードコート層形成用樹脂組成物を基材に塗布し、硬化せしめるて得られる偏光フィルムを提供するものである。
(メタ)アクリルアミドから誘導される4級アミン性官能基を有する樹脂の
製造:
温度計、撹拌機、水冷コンデンサーおよび窒素ガス吹込み口を備えた4つ口フラスコに、ブチルメタクリレート45g(0.32mol)、ジメチルアミノエチルメタクリレート36g(0.23mol)、2-ヒドロキシエチルメタクリレート5g(0.04mol)およびメタノール85gを仕込み、65℃で6時間反応させた。次いでこの反応物に、4級塩化剤であるジメチル硫酸29g(0.23mol)を約1時間半かけて滴下し、滴下終了後そのまま反応を継続し、4時間かけて冷却した。生成物は、固形分濃度50%であり、得られたポリマーは、4級アミン性官能基を有する(メタ)アクリルコポリマーであった(以下、「樹脂A-1」という)。
4級アミン性官能基を有する(メタ)アクリル樹脂の製造:
温度計、撹拌機、水冷コンデンサーおよび窒素ガス吹込み口を備えた4つ口フラスコに、ブチルメタクリレート55g(0.39mol)、ジメチルアミノエチルメタクリレート四級塩化物30g(0.14mol)、2-ヒドロキシエチルメタクリレート5g(0.04mol)およびメタノール100gを仕込み、65℃で6時間反応させた。この反応物を冷却し、4級アミン性官能基を有する(メタ)アクリルコポリマーを得た(以下、「樹脂A-2」という)。
ポリジメチルシロキサン基を含有する(メタ)アクリル樹脂の製造:
温度計、撹拌機、水冷コンデンサーおよび窒素ガス吹込み口を備えた4つ口フラスコに、下記式(3)で示されるα-ブチルーω-(3-メタクリロキシプロピル)ポリジメチルシロキサン(チッソ(株)製、「FM-0711」)を100g(0.1mol)、メチルメタクリレート33g(0.33mol)、2-ヒドロキシエチルメタクリレート7.5g(0.06mol)、チオグリセロール6g(0.055mol)および酢酸エチル60gを仕込み、80℃で6時間反応させた。この反応物を冷却し、ポリジメチルシロキサン基を含有する(メタ)アクリルコポリマーを得た(以下、「樹脂A-3」という)を得た。
4級アミン性官能基およびフッ素化アルキル基を含有する(メタ)アクリル
樹脂の製造:
温度計、撹拌機、水冷コンデンサーおよび窒素ガス吹込み口を備えた4つ口フラスコに、ブチルメタクリレート37g(0.26mol)、ジメチルアミノエチルメタクリレート5g(0.03mol)、ジメチルアミノエチルメタクリレート四級塩化物22g(0.10mol)、一般式(4)で示されるパーフルオロオクチルエチルメタクリレート(日本メクトロン(株)製、「CHEMINOXFAMAC-8」)35g(0.1mol)およびメタノール100gを仕込み、65℃で6時間反応させた。この反応物を冷却し、4級アミン性官能基およびフッ素化アルキル基を含有する(メタ)アクリルコポリマーを得た(以下、「樹脂A-4」という;固形分濃度50%)。
4級アミン性官能基、ポリシロキサン基およびフッ素化アルキル基を含有す
る(メタ)アクリル樹脂の製造:
温度計、撹拌機、水冷コンデンサーおよび窒素ガス吹込み口を備えた4つ口フラスコに、ブチルメタクリレート43g(0.3mol)、ジメチルアミノエチルメタクリレート四級塩化物50g(0.23mol)、パーフルオロオクチルエチルメタクリレート(日本メクトロン(株)製、「CHEMINOXFAMAC-8」)を0.5g、α―ブチルーω-(3-メタクリロキシプロピル)ポリジメチルシロキサン(チッソ(株)製、「FM-0711」)を0.5gおよびメタノール100gを仕込み、65℃で6時間反応させた。この反応物を冷却し、4級アミン性官能基、ポリシロキサン基およびフッ素化アルキル基を含有する(メタ)アクリルコポリマーを得た(以下、「樹脂A-5」という)。
ハードコート用樹脂組成物の製造(1):
製造例1で得られた樹脂A-1と、1分子中にエチレン性不飽和基を3個以上有するウレタンオリゴマーであるU-15HA(新中村化学(株)製)と1分子中にエチレン性不飽和基を2~6個を有する(メタ)アクリルモノマーであるジペンタエリスリトールヘキサアクリレート(共栄社化学(株)製)を、固形分換算で、15:20:65となるように混合した。この混合物100重量部に、1.2重量部の光開始剤(チバ・スペシャルティ・ケミカルズ(株)製、「イルガキュア184」)を加えて混合し、次いで100重量部のメチルセロソロブとメタノールの混合溶剤(80:20)にて希釈し、ハードコート用樹脂組成物(E-1)を得た。このものをTACフィルム基材上に塗布した後、UV照射して得られたハードコートフィルムは、帯電防止性と表面剥離性とを有するものであった。
ハードコート用樹脂組成物の製造(2):
製造例2で得られた樹脂A-2と、実施例1で使用したのと同じウレタンオリゴマーおよび(メタ)アクリルモノマーを、固形分換算で15:20:65となるよう混合した。この混合物100重量部に、実施例1と同じ光開始剤を1.2重量部加え、更に100重量部のメチルセロソロブとメタノールの混合溶剤(80:20)にて希釈し、ハードコート用樹脂組成物(E-2)を得た。このものをTACフィルム基材上に塗布した後、UV照射して得られたハードコートフィルムは、帯電防止性と表面剥離性とを有するものであった。
ハードコート用樹脂組成物の製造(3):
製造例2で得た樹脂A-2と、製造例3で得た樹脂A-3に、実施例1で使用したのと同じウレタンオリゴマーおよび(メタ)アクリルモノマーを、それらの固形分換算で15:2:20:63となるよう混合した。この混合物100重量部に、実施例1と同じ光開始剤を1.2重量部加え、更に100重量部のメチルセロソロブとメタノールの混合溶剤(80:20)にて希釈し、ハードコート用樹脂組成物(E-3)を得た。このものをTACフィルム基材上に塗布した後、UV照射して得られたハードコートフィルムは、帯電防止性と表面剥離性とを有するものであった。
ハードコート用樹脂組成物の製造(4):
製造例4で得られた樹脂A-4と、実施例1で使用したのと同じウレタンオリゴマーおよび(メタ)アクリルモノマーを、固形分換算で20:10:70となるよう混合した。この混合物100重量部に、実施例1と同じ光開始剤を6重量部加え、更に100重量部のメチルセロソロブとメタノールの混合溶剤(80:20)にて希釈し、ハードコート用樹脂組成物(E-4)を得た。このものをTACフィルム基材上に塗布した後、UV照射して得られたハードコートフィルムは、帯電防止性と表面剥離性とを有するものであった。
ハードコート用樹脂組成物の製造(5):
製造例5で得られた樹脂A-5と、実施例1で使用したのと同じウレタンオリゴマーおよび(メタ)アクリルモノマーを、固形分換算で15:20:65となるよう混合した。この混合物100重量部に、実施例1と同じ光開始剤を1.2重量部加え、更に100重量部のメチルセロソロブとメタノールの混合溶剤(80:20)にて希釈し、ハードコート用樹脂組成物(E-5)を得た。このものをTACフィルム基材上に塗布した後、UV照射して得られたハードコートフィルムは、帯電防止性と表面剥離性とを有するものであった。
ハードコート用樹脂組成物の製造(6)
製造例1で得られた樹脂A-1と、DPE-6A(ジペンタエリスリトールヘキサアクリレート:共栄社化学(株)製)を、固形分換算で15:85となるよう混合した。この混合物100重量部に、実施例1と同じ光開始剤を1.2重量部加え、更に100重量部のメチルセロソロブとメタノールの混合溶剤(80:20)にて希釈し、ハードコート用樹脂組成物(E-6)を得た。このものをTACフィルム基材上に塗布した後、UV照射して得られたハードコートフィルムは、帯電防止性と表面剥離性とを有するものであった。
ハードコート用樹脂組成物の製造(7)
製造例1で得られた樹脂A-1と、UA-306H(ペンタエリスリトールトリアクリレートヘキサチレンジイソシアネートウレタンプレポリマー:共栄社化学(株)製)を、固形分換算で15:85となるよう混合した。この混合物100重量部に、実施例1と同じ光開始剤を1.2重量部加え、更に100重量部のメチルセロソロブとメタノールの混合溶剤(80:20)にて希釈し、ハードコート用樹脂組成物(E-7)を得た。このものをTACフィルム基材上に塗布した後、UV照射して得られたハードコートフィルムは、帯電防止性と表面剥離性とを有するものであった。
比較ハードコート用樹脂組成物の製造(1):
製造例1で得られた樹脂A-1 100重量部を、メチルセロソロブとメタノールの混合溶剤(80:20)100重量部にて希釈し、比較ハードコート用樹脂組成物(C-1)を得た。
比較ハードコート用樹脂組成物の製造(2):
樹脂A-1を製造例4で得た樹脂A-4に代える以外は比較例1と同様にして比較ハードコート用樹脂組成物(C-2)を得た。
比較ハードコート用樹脂組成物の製造(3):
樹脂A-1を製造例5で得た樹脂A-5に代える以外は比較例1と同様にして比較ハードコート用樹脂組成物(C-3)を得た。
比較ハードコート用樹脂組成物の製造(4):
実施例1で使用したのと同じウレタンオリゴマーおよび(メタ)アクリルモノマーを、重量換算で20:80となるよう混合した。この混合物100重量部に、実施例1と同じ光開始剤を1.2重量部加え、更に100重量部のメチルセロソロブとメタノールの混合溶剤(80:20)にて希釈し、ハードコート用樹脂組成物(C-4)を得た。
性能評価試験(1):
実施例1~7及び比較例1~4で得られたハードコート用樹脂組成物(溶液)を、厚さ80μmのTACフィルムの上に、バーコーターNo.14を用いて、乾燥硬化後の膜厚が10μmとなるように塗工し、80℃で5分間乾燥した。次いで、積算照射量300mJ/cm2の強度で紫外線照射を行い、硬化塗膜を形成させ、塗膜の性能について評価を行った。この結果を表1に示す。
塗膜硬度:
硬化塗膜について、JIS K 5600-5-4に準じて鉛筆硬度を測定した。
テラOHMメーター(Tera OHM Meter;model VE-30;川口電機製作所製)を用いて、恒温恒湿条件下で、塗膜の表面電気抵抗測定を行った。
性能評価試験(2):
試験例1で得た硬化塗膜のいくつかについて、下記方法で表面剥離性およびプラスチック密着性を試験した。この結果を表2に示す。
表面剥離性:
硬化塗膜の表面に市販セロハンテープを密着させて、手でテープを外し、外す時の所要剥離力を感覚で塗膜の表面剥離性を以下の基準で評価した。
評 価 剥 離 感 覚
○ : テープが軽く剥がれる
△ : テープを剥がす時に抵抗を感じる
× : テープを剥がす時に強い抵抗を感じる
JIS K 5600-5-6に準じて、硬化塗膜に1mmの基盤目を100ヶ所作り、粘着テープにより密着試験を行い、基盤目の剥離状態を観察し、残存したマス目の数で評価した。
Claims (17)
- 次の成分(A)~(C)
(A)4級アンモニウム基を有するビニル基含有単量体およびこれと共重合可能な(メタ)アクリル系単量体を共重合して得られる(メタ)アクリル系コポリマー、
(B)3官能以上のビニル基を有するポリウレタンオリゴマー及び/又は
(C)2~6官能のビニル基を有するアクリル系モノマー
を含有してなるハードコート層形成用樹脂組成物。 - 成分(A)の配合量が、0.5~50質量%、成分(B)の配合量が、0.5~90質量%、成分(C)の配合量が0.05~90質量%(但し、成分(A)、(B)および(C)の総量は100質量%を超えない)である請求項1記載のハードコート層形成用樹脂組成物。
- 成分(A)の(メタ)アクリル系コポリマーが、1~80質量%の4級アンモニウム基を有するビニル基含有単量体および20~99質量%のこれらと共重合可能な(メタ)アクリル系単量体を共重合させることにより得られたものである請求項1または2記載のハードコート層形成用樹脂組成物。
- 成分(A)の(メタ)アクリル系コポリマーの分子量が、10,000~150,000である請求項1ないし3の何れかの項記載のハードコート層形成用樹脂組成物。
- 成分(A)の調製に使用される4級アンモニウム基を有するビニル基含有単量体が、ポリジアルキルアミノエチルメタクリレート四級塩化物およびポリジアルキルアミノエチルメタクリレート四級塩化物の水和物からなる群より選ばれたものである請求項第1項ないし第4項の何れかの項記載のハードコート層形成用樹脂組成物。
- 成分(C)の2~6官能のビニル基を有するアクリル系モノマーが、ジペンタエリスリトールペンタアクリレートおよびジペンタエリスリトールヘキサアクリレートからなる群より選ばれたものである請求項第1項ないし第5項の何れかの項記載のハードコート層形成用樹脂組成物。
- 重合開始剤として、熱重合開始剤、光重合開始剤、紫外線重合開始剤または放射線重合開始剤を含有する請求項第1項ないし第6項の何れかの項記載のハードコート層形成用樹脂組成物。
- 次の成分(A')~(C)
(A')4級アンモニウム基を有するビニル基含有単量体、ポリジメチルシロキサン基もしくはフッ素化アルキル基を有するビニル基含有単量体およびこれらと共重合可能な(メタ)アクリル系単量体を共重合して得られる(メタ)アクリル系コポリマー、
(B)3官能以上のビニル基を有するポリウレタンオリゴマー及び/又は
(C)2~6官能のビニル基を有するアクリル系モノマー
を含有してなるハードコート層形成用樹脂組成物。 - 成分(A')の配合量が、0.5~50質量%、成分(B)の配合量が、0.5~90質量%、成分(C)の配合量が0.05~90質量%(但し、成分(A')、(B)および(C)の総量は100質量%を超えない)である請求項8記載のハードコート層形成用樹脂組成物。
- 成分(A')の(メタ)アクリル系コポリマーが、1~80質量%の4級アンモニウム基を有するビニル基含有重合体、0.5~40質量%のポリジメチルシロキサン基もしくはフッ素化アルキル基を有するビニル基含有単量体および1~98質量%のこれらと共重合可能な(メタ)アクリル系単量体を共重合させることにより得られたものである請求項8記載のハードコート層形成用樹脂組成物。
- 成分(A')の調製に使用されるポリジメチルシロキサン基を有するビニル基含有単量体が、メタクリロキシプロピルポリジメチルシロキサン、アクリロキシプロピルポリジメチルシロキサンおよびメタクリロキシブチルポリジメチルシロキサンからなる群より選ばれたものである請求項第8項または第10項記載のハードコート層形成用樹脂組成物。
- 成分(A')の調製に使用されるフッ素化アルキル基を有するビニル基含有単量体が、パーフルオロオクチルエチルアクリレートおよびパーフルオロオクチルエチルメタクリレートからなる群より選ばれたものである請求項第8項または第10項記載のハードコート層形成用樹脂組成物。
- 重合開始剤として、熱重合開始剤、光重合開始剤、紫外線重合開始剤または放射線重合開始剤を含有する請求項第8項ないし第12項の何れかの項記載のハードコート層形成用樹脂組成物。
- 次の成分(A)~(D)
(A)4級アンモニウム基を有するビニル基含有単量体およびこれと共重合可能な(メタ)アクリル系単量体を共重合して得られる(メタ)アクリル系コポリマー、
(B)3官能以上のビニル基を有するポリウレタンオリゴマー及び/又は
(C)2~6官能のビニル基を有するアクリル系モノマー、
(D)上記(A)~(C)と相溶可能なシリコーンポリマー
を含有してなるハードコート層形成用樹脂組成物。 - 成分(A)の配合量が、0.5~50質量%、成分(B)の配合量が、0.5~90質量%、成分(C)の配合量が0.05~90質量%、成分(D)の配合量が0.5~30質量%(但し、成分(A)、(B)、(C)および(D)の総量は100質量%を超えない)である請求項14記載のハードコート層形成用樹脂組成物。
- 重合開始剤として、熱重合開始剤、光重合開始剤、紫外線重合開始剤または放射線重合開始剤を含有する請求項第14項または第15項記載のハードコート層形成用樹脂組成物。
- 請求項1ないし16のいずれかに記載のハードコート層形成用樹脂組成物を基材に塗布し、硬化せしめて得られる偏光フィルム。
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JP2009548822A JPWO2009087752A1 (ja) | 2008-01-07 | 2008-01-07 | ハードコート層形成用樹脂組成物 |
KR1020107014451A KR20100111671A (ko) | 2008-01-07 | 2008-01-07 | 하드코팅층 형성용 수지조성물 |
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WO2013035627A1 (ja) * | 2011-09-06 | 2013-03-14 | 大日本印刷株式会社 | 帯電防止性ハードコートフィルム、偏光板及び画像表示装置 |
WO2014199580A1 (ja) * | 2013-06-11 | 2014-12-18 | 株式会社Lixil | 抗菌・防汚材料および成形品 |
JP2015189799A (ja) * | 2014-03-27 | 2015-11-02 | 三菱化学株式会社 | 硬化性樹脂組成物、ハードコート材及び硬化物 |
WO2018195119A1 (en) * | 2017-04-17 | 2018-10-25 | Cornell University | Fluorine-free oil repellent coating, methods of making same, and uses of same |
US10246606B2 (en) | 2013-02-20 | 2019-04-02 | Korea Advanced Institute Of Science And Technology | Transparent flexible hard coated film and method of producing the same |
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