TW202216829A - Active energy ray-curable resin composition and laminate comprising (meth)acrylate (A) and a compound (B) having a fluorine atom - Google Patents

Abstract

The present invention provides an active energy ray-curable resin composition and a laminate. The present invention is an active energy ray-curable resin composition that constitutes a resin layer in a laminate having a base material and a resin layer, the active energy ray-curable resin composition comprises: (meth)acrylate (A), and a compound (B) having a fluorine atom that satisfies the following conditions 1 and 2. Condition 1: The indentation hardness (N/mm2) of the resin layer is 450 or more and 600 or less. Condition 2: The elongation at break of the resin layer is 3.7% or more and 10.0% or less.

Description

Active energy ray-curable resin composition and laminate

The present disclosure relates to an active energy ray-curable resin composition and a laminate.

Various plastics have been used in the main bodies of household appliances such as refrigerators, TVs, and air conditioners, as well as remote controls, housings and displays of information terminals such as mobile phones, smart phones, input boards, and personal computers, automotive parts, and automotive interiors. materials, etc. Plastics and the like have the advantages of processability, transparency, light weight, and low cost, but have the disadvantage of being relatively easy to scratch.

In order to improve these shortcomings, a resin layer excellent in scratch resistance is provided on the surface of plastic or the like, and the scratch resistance of the surface is improved without impairing the advantages of plastic or the like. [Prior Art Literature] [Patent Literature]

[Patent Document 1] Japanese Patent Laid-Open No. 2004-1350

[Problems to be Solved by Invention] Recently, attention has been paid to flexible displays, smartphones, and the like, and scratch resistance and flexibility are required for these devices. Patent Document 1 discloses a resin layer excellent in scratch resistance, but does not describe the flexibility required for flexible displays or smartphones. [Technical means to solve the problem]

The inventors of the present invention have made diligent studies and found that the above-mentioned problems can be solved by a predetermined active energy ray-curable resin composition and a layered product. In addition, this invention was made in order to solve at least a part of the said subject, and can be implemented as the following form or application example.

According to the present disclosure, the following items are provided. (Item 1) An active energy ray curable resin composition comprising a resin layer in a laminate having a base material and a resin layer, the active energy ray curable resin composition comprising: (meth)acrylate (A) , and a compound (B) having a fluorine atom that satisfies the following conditions 1 and 2. Condition 1: The indentation hardness (N/mm ² ) of the resin layer is 450 or more and 600 or less. Condition 2: The elongation at break of the resin layer is 3.7% or more and 10.0% or less. (Item 2) The active energy ray-curable resin composition according to item 1, wherein the component (A) contains urethane (meth)acrylate (a1) and/or hydroxyl-containing (meth)acrylic acid Esters (a2). (Item 3) The active energy ray-curable resin composition according to item 2, wherein the component (a1) is a reaction product of a polyisocyanate (a1-1) and a hydroxyl-containing (meth)acrylate (a1-2) , the mass ratio ((a1-1)/(a1-2)) of the component (a1-1) and the component (a1-2) is 15/85 to 50/50. (Item 4) The active energy ray-curable resin composition according to any one of Items 1 to 3, wherein the component (B) is a compound having a fluorine atom and a polymerizable unsaturated group. (Item 5) The active energy ray-curable resin composition according to any one of Items 1 to 4, comprising an antistatic agent (C). (Item 6) The active energy ray-curable resin composition according to any one of items 1 to 5, wherein the component (C) is a polymer having a quaternary ammonium salt group. (Item 7) A laminate including a base material and a resin layer, wherein the resin layer is a cured product of the active energy ray-curable resin composition according to any one of Items 1 to 6. [Effect of invention]

A laminate including a resin layer composed of the active energy ray-curable resin composition provided in the present disclosure has good scratch resistance and flexibility.

In the entirety of the present disclosure, the ranges of numerical values such as physical property values and contents can be appropriately set (for example, selected from the upper limit and lower limit values described in the following items). Specifically, regarding the numerical value α, when the lower limit of the numerical value α is exemplified by A1, A2, A3, etc., and the upper limit of the numerical value α is exemplified by B1, B2, B3, etc., the range of the numerical value α can be exemplified by A1 or more, A2 or more, and A3 or more. , B1 or less, B2 or less, B3 or less, A1~B1, A1~B2, A1~B3, A2~B1, A2~B2, A2~B3, A3~B1, A3~B2, A3~B3, etc. In addition, the term "-" in this disclosure is used in the meaning including the numerical value described before and after it as a lower limit value and an upper limit value. Hereinafter, each component, resin layer, layered body, and the like that constitute the active energy ray-curable resin composition provided in the present disclosure will be described in detail.

<(Meth)acrylate (A)> As (meth)acrylate (A) (in the present disclosure, also referred to as "(A) component"), (meth)acrylate containing a chain hydrocarbon group, (meth)acrylate containing an alicyclic hydrocarbon group, ) acrylate, aromatic hydrocarbon group-containing (meth)acrylate, heterocycle-containing (meth)acrylate, and the like. The (A) component can be obtained, for example, by reacting monomers with each other. In addition, the chain structure in the present disclosure refers to a structure that does not have a cyclic structure, and may include a linear structure and/or a branched structure.

Examples of the (meth)acrylate containing a chain hydrocarbon group include mono(meth)acrylate containing a chain hydrocarbon group, di(meth)acrylate containing a chain hydrocarbon group, and tri(meth)acrylate containing a chain hydrocarbon group. base) acrylate, tetra(meth)acrylate containing chain hydrocarbon group, penta(meth)acrylate containing chain hydrocarbon group, hexa(meth)acrylate containing chain hydrocarbon group, and the like.

As the mono(meth)acrylate containing a chain hydrocarbon group, a mono(meth)acrylate having an alkyl group having from 1 to 20 carbon atoms, ethylene glycol mono(meth)acrylate, Propylene glycol mono(meth)acrylate, butanediol mono(meth)acrylate, pentanediol mono(meth)acrylate, hexanediol mono(meth)acrylate, diethylene glycol mono(meth)acrylate ) acrylate, dipropylene glycol mono(meth)acrylate, triethylene glycol mono(meth)acrylate, tripropylene glycol mono(meth)acrylate, tetraethylene glycol mono(meth)acrylate, polyethylene Glycol mono(meth)acrylate, polypropylene glycol mono(meth)acrylate, neopentyl glycol mono(meth)acrylate, ethoxylated neopentyl glycol mono(meth)acrylate, hydroxyterephthalate Neopentyl glycol valerate mono(meth)acrylate, trimethylolpropane mono(meth)acrylate, ethoxylated trimethylolpropane mono(meth)acrylate, propoxylated trihydroxy Methylpropane mono(meth)acrylate, tris(2-hydroxyethyl)isocyanurate mono(meth)acrylate, glycerol mono(meth)acrylate, and the like.

As di(meth)acrylate containing a chain hydrocarbon group, 2-hydroxy-3-(meth)acryloyloxypropyl(meth)acrylate, ethylene glycol di(meth)acrylate can be illustrated. , Diethylene glycol di(meth)acrylate, polyethylene glycol di(meth)acrylate, butanediol di(meth)acrylate, bis(methacryloyloxy) propanol, decanedi Alcohol di(meth)acrylate, hexanediol di(meth)acrylate, nonanediol di(meth)acrylate, polytetraethylene glycol di(meth)acrylate, dipropylene glycol di(meth)acrylate ) acrylate, tripropylene glycol di(meth)acrylate, polypropylene glycol di(meth)acrylate, neopentyl glycol di(meth)acrylate, and the like.

As the tri(meth)acrylate containing a chain hydrocarbon group, pentaerythritol tri(meth)acrylate, dipentaerythritol tri(meth)acrylate, glycerol tri(meth)acrylate, sorbitol tri(meth)acrylate, Meth)acrylate, tri-2-hydroxyethyl isocyanurate tri(meth)acrylate, trimethylolpropane tri(meth)acrylate, ethylene oxide (EO) modified Trimethylolpropane tri(meth)acrylate, propylene oxide (PO) modified trimethylolpropane tri(meth)acrylate, EO modified phosphoric acid tri(meth)acrylate, Trimethylolethane tri(meth)acrylate, ethoxylated isocyanuric acid tri(meth)acrylate, etc.

Examples of the tetra(meth)acrylate containing a chain hydrocarbon group include pentaerythritol tetra(meth)acrylate, di-trimethylolpropane tetra(meth)acrylate, dipentaerythritol tetra(meth)acrylate , sorbitol tetra (meth)acrylate, etc.

As penta(meth)acrylate containing a chain hydrocarbon group, dipentaerythritol penta(meth)acrylate, sorbitol penta(meth)acrylate, and di-trimethylolpropane penta(meth)acrylate can be exemplified. Acrylate etc.

As the hexa(meth)acrylate containing a chain hydrocarbon group, dipentaerythritol hexa(meth)acrylate, di-trimethylolpropane hexa(meth)acrylate, caprolactone-modified dipentaerythritol hexa (Meth)acrylate, hexafunctional aliphatic urethane (meth)acrylate (product name "Miramer PU-610", manufactured by Miwon Specialty Chemical) Wait.

Examples of other (meth)acrylates containing a chain hydrocarbon group include 16-functional-20-functional acrylates containing a dendrimer structure (product names "Sirius-501", "Subaru" SUBARU)-501", manufactured by Osaka Organic Chemical Industry Co., Ltd.), etc.

Tricyclodecane dimethanol di(meth)acrylate, dimethylol tricyclodecane di(meth)acrylate, etc. are illustrated as (meth)acrylate containing an alicyclic hydrocarbon group.

Examples of the (meth)acrylate containing an aromatic hydrocarbon group include bisphenol A di(meth)acrylate, 9,9-bis[4-(2-(meth)acryloyloxyethoxy) Phenyl]fluorene, bis(meth)acrylic acid [3,3'-[isopropylidenebis(p-phenoxy)]bis(2-hydroxypropane)]-1,1'-diyl, bisphenol A diglycidyl ether (meth)acrylic acid adduct, etc. Furthermore, (meth)acrylic acid refers to methacrylic acid and/or acrylic acid.

Examples of (meth)acrylates containing a heterocycle include ethoxylated isocyanuric tri(meth)acrylate, caprolactone-modified tris((meth)acryloyloxyethyl)iso Cyanurate etc.

As other (meth)acrylate, urethane (meth)acrylate, polyester (meth)acrylate, epoxy (meth)acrylate, etc. are illustrated.

Various well-known methods can be illustrated as a synthesis method of urethane (meth)acrylate. Various well-known synthetic methods of urethane (meth)acrylates include: (1) A method in which a hydroxyl group-containing (meth)acrylate is further subjected to a urethanization reaction with a prepolymer having an isocyanate group obtained by subjecting a polyol and a polyisocyanate to a urethanization reaction, (2) A method in which an isocyanate group-containing (meth)acrylate is further reacted with a prepolymer having a hydroxyl group obtained by urethanizing a polyol and a polyisocyanate, (3) A method of reacting a polyisocyanate with a hydroxyl group-containing (meth)acrylate, (4) A method of reacting a polyol with an isocyanate group-containing (meth)acrylate, and the like. In the synthesis method of urethane (meth)acrylate, various well-known catalysts (dibutyltin dilaurate, etc.) can also be suitably used as needed. In the synthesis method of urethane (meth)acrylate, it can be obtained by making each component react under the temperature or pressure at the time of performing a urethane-forming reaction.

As the polyol, polyether polyol, polyester polyol, polycarbonate polyol, acrylic polyol, polyolefin polyol, neopentyl glycol, 3-methyl-1,5-pentanediol, Ethylene glycol, propylene glycol, 1,4-butanediol, 1,6-hexanediol, trimethylolpropane, pentaerythritol, tricyclodecane dimethylol, bis-[hydroxymethyl]-cyclohexane Wait. Those exemplified as polyols and those known as polyols may be used alone or in combination of two or more.

As polyether polyol, polyalkylene glycol (polyethylene glycol, polypropylene glycol, polytetramethylene glycol, etc.) etc. can be illustrated. As the polyether polyol, a commercially available product can also be used. As the product, product names "ADEKA Polyether P series", "ADEKA Polyether G series", "ADEKA Polyether EDP series" can be exemplified (made by ADEKA (stock)), etc.

Examples of polyester polyols include polyols and polycarboxylic acids (succinic acid, phthalic acid, malonic acid, maleic acid, adipic acid, suberic acid, azelaic acid, sebacic acid, etc.) Substances obtained by the reaction, ring-opening polymers of cyclic esters (propiolactone, β-methyl-δ-valerolactone, ε-caprolactone, etc.), triglycerides of polyols, polycarboxylic acids, and cyclic esters reaction products, etc. As the polyester polyol, a commercially available product can also be used. Examples of the product include: product name "Kuraray Polyol P series", "Kuraray Polyol F series" (manufactured by Kuraray Co., Ltd.), product name " Placcel 205" (manufactured by Daicel (stock)), product name "Polylite OD-X-2155" (manufactured by DIC (stock)), etc.

As the polycarbonate polyol, a reaction product of a polyol and phosgene, a ring-opening polymer of a cyclic carbonate (alkylene carbonate, etc.), and the like can be exemplified. As alkylene carbonate, ethylene carbonate, trimethylene carbonate, tetramethylene carbonate, hexamethylene carbonate, etc. are illustrated. As the polycarbonate polyol, a commercially available product can also be used. As the product, the product name "Kuraray Polyol C series" (manufactured by Kuraray Co., Ltd.) and the like can be mentioned.

Examples of the acrylic polyol include homopolymers or copolymers of acrylic monomers containing one or more hydroxyl groups in one molecule, or those obtained by copolymerizing other monomers with these copolymers. As the acrylic polyol, a commercially available product can also be used. As the product, the product name "ARUFON UH-2000 series" (manufactured by Toagosei Co., Ltd.) and the like can be exemplified.

As a polyolefin polyol, the polybutadiene containing two or more hydroxyl groups, hydrogenated polybutadiene, polyisoprene, hydrogenated polyisoprene, these chlorides, etc. are illustrated. As the polyolefin polyol, a commercially available product can also be used. As the product, the product name "NISSO-PB GI series" (manufactured by Nippon Soda Co., Ltd.) and the like can be exemplified.

As a polyisocyanate, the polyisocyanate containing a chain hydrocarbon group, the polyisocyanate containing an alicyclic hydrocarbon group, the polyisocyanate containing an aromatic hydrocarbon group, etc. are illustrated. As a polyisocyanate containing a chain hydrocarbon group, hexamethylene diisocyanate etc. can be illustrated. As a polyisocyanate containing an alicyclic hydrocarbon group, isophorone diisocyanate, dicyclohexylmethane diisocyanate, etc. can be illustrated. As a polyisocyanate containing an aromatic hydrocarbon group, tolylene diisocyanate, xylene diisocyanate, diphenylmethane-4,4'- diisocyanate, 3-methyldiphenylmethane diisocyanate, etc. can be illustrated. Examples of other polyisocyanates include 1,5-naphthalene diisocyanate, the polyisocyanates exemplified above, adducts of various known polyisocyanates, and polymers of these isocyanates. As such a polyisocyanate, a biuret, a urate, an adduct, an allophanate, etc. are illustrated. As the biuret of the polyisocyanate, product names "Duranate 24A-100", "Biuret 22A-75P", and "Biuret 21S-75E" can be exemplified (all are Asahi Kasei (stock) manufacturing) and so on. As the uric acid ester of the polyisocyanate, the product names "Coronate HK" and "Coronate HXR" (both are manufactured by Tosoh Co., Ltd.) can be exemplified. As an adduct of polyisocyanate, a product name "Coronate HL" (made by Tosoh Corporation) etc. can be illustrated. As allophanate of a polyisocyanate, a product name "Coronate 2770" (made by Tosoh Corporation) etc. can be illustrated. In addition, the polyisocyanate of the present disclosure is also a polyisocyanate having an average number of isocyanate groups of about 3 or more and 10 or less. In addition, the average number of isocyanate groups can be calculated by the following formula. Average number of isocyanate groups=(number average molecular weight (Mn)×isocyanate group concentration (%))/(42.02×100). The isocyanate group concentration (%) in the formula is a value measured by the method described in Japanese Industrial Standards (JIS) K 1603-1:2007. Those exemplified as polyisocyanates and those known as polyisocyanates can be used alone or in combination of two or more.

Examples of the hydroxyl group-containing (meth)acrylate include a chain hydrocarbon group-containing hydroxyl group-containing (meth)acrylate, an alicyclic hydrocarbon group-containing hydroxyl group-containing (meth)acrylate, an aromatic hydrocarbon group-containing Hydroxyl-containing (meth)acrylates, etc. Examples of the hydroxyl group-containing (meth)acrylate containing a chain hydrocarbon group include 1-hydroxymethyl (meth)acrylate, 2-hydroxyethyl (meth)acrylate, and 2-hydroxypropyl (meth)acrylate. ester, 2-hydroxybutyl (meth)acrylate, 4-hydroxybutyl (meth)acrylate, pentaerythritol tri(meth)acrylate, dipentaerythritol tetra(meth)acrylate, dipentaerythritol penta(meth)acrylate Acrylate etc. As a hydroxyl group-containing (meth)acrylate containing an alicyclic hydrocarbon group, methyl 4-(hydroxymethyl)cyclohexyl (meth)acrylate etc. can be illustrated. Hydroxyphenyl (meth)acrylate etc. are illustrated as a hydroxyl-containing (meth)acrylate containing an aromatic hydrocarbon group. Those exemplified as the hydroxyl group-containing (meth)acrylate and those known as the hydroxyl group-containing (meth)acrylate can be used alone or in combination of two or more.

As the isocyanate group-containing (meth)acrylate, 2-isocyanatoethyl (meth)acrylate and 2-(2-(meth)acryloyloxyethyloxy)ethyl isocyanate can be exemplified. , 1,1-(bis(meth)acryloyloxymethyl)ethyl isocyanate, etc. Those exemplified as the isocyanate group-containing (meth)acrylate and those known as the isocyanate group-containing (meth)acrylate can be used alone or in combination of two or more.

As a synthesis method of polyester (meth)acrylate, various well-known methods can be illustrated. As various well-known synthetic methods of polyester (meth)acrylate, the following are exemplified: (1) A hydroxyl group obtained by reacting a carboxyl group-containing (meth)acrylate (carboxyethyl (meth)acrylate, carboxypolycaprolactone mono(meth)acrylate, etc.) with a polycarboxylic acid and a polyol Method for reacting terminal polyester, (2) A method of reacting a hydroxyl group-containing (meth)acrylate with a carboxyl-terminated polyester obtained by reacting a polycarboxylic acid and a polyol. In these methods, various known catalysts can be appropriately used as needed.

As epoxy (meth)acrylate, a carboxyl group-containing (meth)acrylate and an epoxy resin (bisphenol A type epoxy resin, bisphenol F type epoxy resin, bisphenol F type epoxy resin) containing at least two epoxy groups in one molecule can be exemplified. Epoxy resin, biphenol type epoxy resin, etc.) are obtained by addition reaction. In these methods, various known catalysts can be appropriately used as needed.

(A) A commercially available product can also be used as a component. Examples of the product include: pentaerythritol triacrylate (product name "A-TMM-3", "A-TMM-3L", manufactured by Shin-Nakamura Chemical Industry Co., Ltd.), (product name "Miramo (product name)" Miramer M301", manufactured by MIWON Corporation), (product name "Aronix M-309", manufactured by Toagosei Co., Ltd.), di-trimethylolpropane tetraacrylate (product name) Name "Aronix M-408", manufactured by Toagosei Co., Ltd.), ethoxylated pentaerythritol tetra(meth)acrylate (product name "SR494", manufactured by Sartomer Corporation), Dipentaerythritol penta(meth)acrylate (product name "SR399", manufactured by Sadolan Corporation), dipentaerythritol poly(meth)acrylate (dipentaerythritol penta(meth)acrylate and dipentaerythritol hexa(meth)acrylate) Mixture of acrylates) ((product name "KAYARAD DPHA", manufactured by Nippon Kayaku Co., Ltd.), (product name "A-9550", manufactured by Shin-Nakamura Chemical Industry Co., Ltd.), (product Names "Aronix M-403", "Aronix M-400", "Aronix M-402", "Aronix M-404", " Aronix M-405", "Aronix M-406", manufactured by Toagosei Co., Ltd.), tripentaerythritol poly(meth)acrylate (product name "Biscoat) #802, Tripentaerythritol acrylate (TriPEA)", manufactured by Osaka Organic Chemical Industry Co., Ltd.), multifunctional acrylate containing a dendrimer structure (product name "Sirius-501", "SUBARU-501", manufactured by Osaka Organic Chemical Industry Co., Ltd.), urethane (meth)acrylate ((product names "UV1700B", "UV7620EA", "UV7610B", "UV7600B") ", "UV7650B", manufactured by Mitsubishi Chemical Co., Ltd.), (product name "DPHA40H", "UX5003", manufactured by Nippon Kayaku Co., Ltd.), (product name "BEAMSET) 577", Arakawa Chemical Industrial (stock) manufacturing), (product name "8UX-015A", Dacheng Fine Chemicals (stock) manufacturing), (product name "U15HA", new Nakamura Chemical Industry (stock) manufacturing), (product name "Miramo (product name)" Miramer) PU610", manufactured by Miwon Specialty Chemical Company), (product name "Etercure 6196-100", Eternal Materials )), bisphenol A type epoxy acrylate (product name "Aronix OT-2501", manufactured by Toagosei Co., Ltd.), etc.

The substances exemplified as the (A) component and those known as the (A) component can be used alone or in combination of two or more. The component (A) is preferably urethane (meth)acrylate (a1) and/or hydroxyl group-containing (meth)acrylate (a2). By using the component (a1), the balance of flexibility and scratch resistance becomes favorable. In addition, since the reactivity of the component (a2) is high, the cured product of the active energy ray-curable resin composition of the present disclosure has high hardness, which is preferable. The (a1) component is more preferably a polyisocyanate (a1-1) (in the present disclosure, also referred to as “(a1-1) component”) and a hydroxyl group-containing (meth)acrylate (a1-2) (in the present disclosure) , also referred to as the reaction product of "(a1-2) component"), more preferably selected from the group consisting of polyisocyanates containing chain hydrocarbon groups, polyisocyanates containing alicyclic hydrocarbon groups, and polyisocyanates containing chain hydrocarbon groups. Urea, biuret of polyisocyanate containing alicyclic hydrocarbon group, urate of polyisocyanate containing chain hydrocarbon group, urate ester of polyisocyanate containing alicyclic hydrocarbon group, addition of polyisocyanate containing chain hydrocarbon group One or more of a compound, an adduct of a polyisocyanate containing an alicyclic hydrocarbon group, an allophanate of a polyisocyanate containing a chain hydrocarbon group, and an allophanate of a polyisocyanate containing an alicyclic hydrocarbon group The reaction product of hydroxyl-containing (meth)acrylates in the form of hydrocarbyl groups. The component (a2) is more preferably a hydroxyl group-containing (meth)acrylate containing a chain hydrocarbon group. (A) Component is preferable because it has two or more (meth)acryloyl groups and is excellent in scratch resistance.

Content ratio of polyisocyanate (a1-1) and hydroxyl group-containing (meth)acrylate (a1-2) constituting urethane (meth)acrylate (a1) (mass ratio, in terms of solid content, [ The upper limit of (a1-1) component/(a1-2) component]) can be exemplified: 50/50, 45/55, 40/60, 35/65, 30/70, 29/71, 28/72, 27/ 73, 26/74, 25/75, 20/80, etc. The lower limit can be exemplified: 45/55, 40/60, 35/65, 30/70, 29/71, 28/72, 27/73, 26/74 , 25/75, 20/80, 15/85, etc. In one embodiment, the content ratio of the component (a1-1) and the component (a1-2) (mass ratio, in terms of solid content, [(a1-1) component/(a1-2) component]) is preferably 15/ 85 ~ 50/50 or so.

(a1-1) The upper limit of the number of isocyanate groups contained in one molecule of the component can be exemplified by 10, 9, 8, 7, 6, 5, 4, 3, etc., and the lower limit can be exemplified by 9, 8, 7, 6, 5, 4, 3, 2, etc. In one embodiment, the number of the isocyanate groups contained in one molecule of the component (a1-1) is preferably about 2 to 10.

When two or more types of (A) components are used in combination, it can be considered that various types are included in the range of each within about 80% as (A) component. For example, when two kinds of components (A) are used in combination, the first one is the (a1) component, and the second is the (a2) component, the content ratio (mass ratio, solid content conversion, [(a1) ) component/(a2) component]) upper limit can be exemplified by 80/20, 75/25, 70/30, 65/35, 60/40, 55/45, 50/50, 45/55, 40/60, 35 /65, 30/70, 25/75, etc. The lower limit can be exemplified by 75/25, 70/30, 65/35, 60/40, 55/45, 50/50, 45/55, 40/60, 35/65 , 30/70, 25/75, 20/80, etc. In one embodiment, the content ratio (mass ratio, solid content conversion, [(a1) component/(a2) component]) of the component (a1) and the component (a2) is preferably about 20/80 to 80/20.

9, 8, 7, 6, 5, 4, 3, 2 are exemplified as the upper limit of the number of (meth)acryloyl groups of the hydroxyl group-containing (meth)acrylate used as the component (a1) and/or the component (a2). etc., the lower limit can be exemplified by 8, 7, 6, 5, 4, 3, 2, 1, etc. In one embodiment, the number of (meth)acryloyl groups of the hydroxyl group-containing (meth)acrylate used as the component (a1) and/or the component (a2) is preferably about 1 to 9, and more preferably about 2 to 4 about. By being below the said upper limit, the flexibility of a resin layer is more excellent.

The upper limit of the molecular weight of the component (A) can be exemplified by 50,000, 40,000, 30,000, 20,000, 10,000, 5,000, 1,000, 500, 250, 100, etc., and the lower limit can be exemplified by 40,000, 30,000, 20,000, 10,000, 100, 50, etc. In one embodiment, the molecular weight of the component (A) is preferably about 50 to 50,000.

The upper limit of the content (in terms of solid content) of the component (A) in 100 mass % of the total structural units in terms of solid content of the components (A) and (B) of the present disclosure can be exemplified by 99.9 mass %, 99.5 mass %, 99%, 98%, 97%, 96%, 95%, 94%, 93%, 92%, 91%, 90%, 85%, 80%, 75% %, etc., the lower limit can be exemplified by 99.5 mass%, 99 mass%, 98 mass%, 97 mass%, 96 mass%, 95 mass%, 94 mass%, 93 mass%, 92 mass%, 91 mass%, 90 mass%, 85% by mass, 80% by mass, 75% by mass, 70% by mass, etc. In one embodiment, the content of the component (A) in 100 mass % of the total structural units in terms of solid content of the components (A) and (B) of the present disclosure accounts for the effect of the present disclosure. (In terms of solid content), it is preferably about 70% by mass to 99.9% by mass, more preferably 80% by mass to 99.9% by mass, still more preferably 85% by mass to 99.9% by mass, and particularly preferably 90% by mass to 99.9% by mass.

<Compound (B) having a fluorine atom> The active energy ray-curable resin composition of the present disclosure contains a compound (B) having a fluorine atom (in the present disclosure, also referred to as "(B) component"). The component (B) may have a polymerizable unsaturated group in addition to a fluorine atom. That is, as (B) component, the compound which has a fluorine atom and does not have a polymerizable unsaturated group, the compound which has a fluorine atom and a polymerizable unsaturated group, etc. can be illustrated. As a polymerizable unsaturated group, a carbon-carbon double bond, a carbon-carbon triple bond, etc. are illustrated. Specific examples of the polymerizable unsaturated group include a vinyl group, a (meth)acryloyl group, and the like. (B) Component means an agent which can be used as an antifouling agent.

(B) A commercially available product can also be used as a component. Examples of the products include: product names "OPTOOL DAC-HP", "OPTOOL DSX-E", "OPTOOL UD120" (Daikin Industry Co., Ltd.) manufacture), product name "Megafac RS75", "Megafac RS76-E", "Megafac RS76-NS", "Megafac RS851", "Megafac RS851" ) RS852", "Megafac RS853", "Megafac RS854" (manufactured by DIC), product name "X71-1203M" (manufactured by Shin-Etsu Chemical Co., Ltd.), products Name "SUA1900L10", "SUA1900L6" (manufactured by Shin-Nakamura Chemical Industry Co., Ltd.), product name "Ftergent 710FL", "Ftergent 710FM", "Ftergent 710FS" , "Ftergent 730LM", "Ftergent 610FM", "Ftergent 683", "Ftergent 601AD", "Ftergent 601ADH2" , "Ftergent 602A", "Ftergent 650AC", "Ftergent 681" (manufactured by NEOS (stock)), etc.

The substances exemplified as the (B) component and those known as the (B) component can be used alone or in combination of two or more. The (B) component is a compound having a fluorine atom and a polymerizable unsaturated group in terms of good scratch resistance and abrasion resistance. When the component (B) further contains silicon, the sliding of the cured product of the active energy ray-curable resin composition of the present disclosure is also favorable, which is preferable.

The upper limit of the content ratio of (A) component and (B) component (mass ratio, solid content conversion, [(A) component/(B) component]) can be exemplified as 99.9/0.1, 99.8/0.2, 99.7/0.3, 99.6/ 0.4, 99.5/0.5, 99.4/0.6, 99.3/0.7, 99.2/0.8, 99.1/0.9, 99/1, 98/2, 97/3, 96/4, 95/5, 90/10, etc. The lower limit can be exemplified 99.8/0.2, 99.7/0.3, 99.6/0.4, 99.5/0.5, 99.4/0.6, 99.3/0.7, 99.2/0.8, 99.1/0.9, 99/1, 98/2, 97/3, 96/4, 95/ 5, 90/10, 85/15, etc. In one embodiment, the content ratio (mass ratio, solid content conversion, [(A) component/(B) component]) of component (A) and component (B) is preferable in terms of exhibiting the effects of the present disclosure favorably. It is about 85/15 to 99.9/0.1.

The upper limit of the content (in terms of solid content) of the component (B) in 100 mass % of the total structural units in terms of solid content of the components (A) and (B) of the present disclosure can be exemplified by 15 mass %, 10 mass %, 9 mass %, 7 mass %, 5 mass %, 3 mass %, 1 mass %, 0.9 mass %, 0.7 mass %, 0.5 mass %, 0.3 mass %, 0.1 mass %, etc. The lower limit can be exemplified by 10 mass %, 9 mass % %, 7% by mass, 5% by mass, 3% by mass, 1% by mass, 0.9% by mass, 0.7% by mass, 0.5% by mass, 0.3% by mass, 0.1% by mass, 0.05% by mass, and the like. In one embodiment, the content (solid content conversion) of the component (B) in 100 mass % of the total structural units in terms of solid content of the components (A) and (B) of the present disclosure is preferably 0.05 to 0.05 mass %. About 15 mass %, more preferably 0.05 mass % to 10 mass %, still more preferably 0.05 mass % to 5 mass %, particularly preferably 0.05 mass % to 3 mass %, and still more preferably 0.05 mass % to 1 mass % . By being more than the said lower limit, the effect as an antifouling agent can fully be exhibited. Compatibility with other components becomes favorable by being below the said upper limit, and the transparency of a resin layer is excellent.

＜Antistatic agent (C)＞ The active energy ray-curable resin composition of the present disclosure contains an antistatic agent (C) (in the present disclosure, also referred to as "component (C)"). Examples of the antistatic agent include an anionic antistatic agent, a cationic antistatic agent, a nonionic antistatic agent, an antistatic agent using an alkali metal salt, and the like.

As anionic antistatic agent, a sulfonic acid type, a sulfate type, a phosphorus-containing type, etc. are illustrated. Examples of the sulfonic acid type include alkylsulfonates, alkylbenzenesulfonates, alkylnaphthalenesulfonates, alkyldiphenylsulfonates, and the like. As a sulfate type, an alkyl sulfate ester salt, an alkyl ethoxy sulfate ester salt, etc. are illustrated. As phosphorus-containing type, an alkyl phosphate, an alkyl phosphite, an alkyl phosphonic acid, an alkyl phosphonate, etc. are illustrated.

As a cationic antistatic agent, aliphatic amine salts, quaternary ammonium salts, alkylpyridinium salts, etc. are illustrated.

Examples of the quaternary ammonium salt include hydrocarbon group-containing quaternary ammonium salts, nitrogen ring-containing quaternary ammonium salts, polymers having a quaternary ammonium salt group, and the like.

The hydrocarbon group-containing quaternary ammonium salts refer to quaternary ammonium salts which may contain any one of an alkyl group, a benzene ring, and an alicyclic ring. Examples of the hydrocarbon group-containing quaternary ammonium salts include trioctyl (octyl) methyl ammonium chloride, trioctyl ethyl ammonium chloride, tridecyl methyl ammonium chloride, and dilauryl dimethyl chloride. Ammonium chloride, lauryl trimethyl ammonium chloride, stearyl trimethyl ammonium chloride, lauryl dimethyl benzyl ammonium chloride, stearyl dimethyl ammonium chloride, trioctyl (capryl) methyl ammonium chloride, tetrabutylammonium chloride, benzyltrimethylammonium chloride, benzyltriethylammonium chloride, etc. Bromide, iodide, sulfite, sulfate or hydrogen sulfate salts of these are also possible.

As the quaternary ammonium salts of nitrogen-containing rings, quaternary ammonium salts whose nitrogen rings include a pyridine ring, a picoline ring, a quinoline ring, an imidazoline ring, a morpholine ring, and the like can be exemplified. The quaternary ammonium salts of nitrogen-containing rings may also have straight-chain or branched alkyl groups. When the nitrogen-containing ring quaternary ammonium salts have a linear or branched alkyl group, the upper limit of the carbon number of the alkyl group can be exemplified by 30, 25, 20, 15, 10, 8, 6, etc., The lower limit can be exemplified by 25, 20, 15, 10, 8, 6, 4, and the like. In one embodiment, when the nitrogen-containing ring quaternary ammonium salt has a linear or branched alkyl group, the number of carbon atoms in the alkyl group is preferably about 4 to 30. In addition, the quaternary ammonium salts containing nitrogen rings may also be bromides, iodides, sulfites, sulfates or hydrogen sulfates of these.

As the polymer having a quaternary ammonium salt group, the polymers shown in Japanese Patent Laid-Open No. 9-194528, Japanese Patent Laid-Open No. 11-60614, Japanese Patent Laid-Open No. 2014-167104, and Japanese Patent Laid-Open No. 2016-003283 can be exemplified. .

The polymer having a quaternary ammonium salt group is, for example, a vinyl monomer (c1) having a quaternary ammonium salt structure (also referred to as "component (c1)" in the present disclosure), a hydroxyl group-containing vinyl monomer, and A vinyl monomer (c2) (in the present disclosure, also referred to as "(c2) component") having a weight average molecular weight of 4,000 to 10,000 by ring-opening polyaddition of lactones, a vinyl monomer having 3 to 5 carbon atoms A vinyl monomer (c3) having a branched alkyl ester group and not having an alicyclic structure (in the present disclosure, also referred to as "(c3) component"), and vinyl monomers (c4) other than these as necessary ( In the present disclosure, also referred to as "(c4) component") a copolymer polymerized at a predetermined mass ratio.

The component (c1) can be used without particular limitation as long as it is a vinyl monomer having a quaternary ammonium salt structure in the molecule. The component (c1) is preferably the formula (1): CH ₂ =C(R ¹ )-CO-ABN ⁺ (R ² )(R ³ )(R ⁴ )·X ⁻ (wherein R ¹ represents H or CH ₃ , R ² to R ⁴ represent an alkyl group with a carbon number of about 1 to 3, A represents O or NH, B represents an alkylene group with a carbon number of about 1 to 3, and X represents a counter anion species) (methyl) represented by Acrylate compound. As X ^- , Cl ^- , SO ₄ ^2- , SO ₃ ^- , C ₂ H ₅ SO ₄ ^- , Br ^- and the like can be exemplified. X ^- is most preferably Cl ^- in terms of the antistatic ability of the component (C). As a commercial item of the component (c1), the product name "Light Ester DQ-100" manufactured by Kyōeisha Chemical Co., Ltd., and the product name "DMAEA-Q" manufactured by KJ Chemical Co., Ltd., etc. can be exemplified.

The component (c2) is a component obtained by subjecting a hydroxyl group-containing vinyl monomer and lactones to a ring-opening polyaddition reaction, and can be used without any particular limitation. In addition, when another long-chain monomer (for example, a vinyl monomer having an alkylene oxide structure having an alkyl terminal in the molecule, etc.) is used in place of the component (c2), the antistatic ability of the component (C) may change. Insufficient tendencies. Examples of the hydroxyl group-containing vinyl monomers include hydroxyl group-containing (meth)acrylates, hydroxyl group-containing vinyl monomers, and the like. Examples of hydroxyl-containing (meth)acrylates include hydroxyethyl (meth)acrylate, hydroxypropyl (meth)acrylate, hydroxybutyl (meth)acrylate, and hydroxyethyl (meth)acrylate base amide, etc. As a hydroxyl group-containing vinyl monomer, hydroxyethyl vinyl ether, hydroxybutyl vinyl ether, hydroxydiethylene glycol vinyl ether, etc. can be illustrated. In particular, the hydroxyl group-containing vinyl monomers are preferably hydroxyl group-containing (meth)acrylates in terms of radical copolymerizability. As the lactones, β-propiolactone, γ-butyrolactone, δ-valerolactone, β-methyl-δ-valerolactone, ε-caprolactone and the like can be exemplified. In particular, the lactones are preferably ε-caprolactone and/or δ-valerolactone in terms of the reactivity of the ring-opening polymerization.

Various known methods can be exemplified as a method for synthesizing the component (c2). Specifically, the synthesis method of the component (c2) can be exemplified by a method of subjecting the lactones to a ring-opening polyaddition reaction using the hydroxyl group-containing vinyl monomers as a starter. By appropriately selecting the loading ratio of hydroxyl-containing vinyl monomers and lactones, or the reaction temperature, and the type and/or amount of catalyst, the polyester structure is repeated to achieve the weight average molecular weight. In the case of the ring-opening polyaddition reaction, examples of catalysts include inorganic acids, alkali metals, lithium compounds, tin compounds, metal alkoxides, and the like. As an inorganic acid, sulfuric acid, phosphoric acid, etc. can be illustrated. As an alkali metal, lithium, sodium, potassium, etc. are illustrated. As the lithium compound, n-butyllithium, tert-butyllithium, and the like can be exemplified. As a tin compound, dibutyltin dilaurate, dibutyltin dioctate (octoate), dibutyltin mercaptide, tin acrylate, etc. are illustrated. As a metal alkoxide, titanium tetrabutoxide etc. are illustrated. The usage-amount of the catalyst at the time of a ring-opening polyaddition reaction is about 0.01 mass % - about 10 mass % normally with respect to the total 100 mass % of hydroxyl-containing vinyl monomers and lactones. (c2) The upper limit of the weight-average molecular weight of the component can be exemplified: 10,000, 9,500, 9,000, 8,500, 8,000, 7,500, 7,000, 6,500, 6,000, 5,500, 5,000, 4,500, 4,000, etc., and the lower limit can be exemplified: 9,500, 9,000, 8,500, 8,000, 7,500, 7,000, 6,500, 6,000, 5,500, 5,000, 4,500, 4,000, etc. In one embodiment, the molecular weight of the component (c2) is preferably about 4,000 to 10,000. When the weight-average molecular weight of the component (c2) is less than 4,000, the compatibility of the component (A) and the component (C) becomes insufficient, and the active energy ray-curable resin composition becomes cloudy or the cured product thereof becomes transparent. Tendency to be damaged. When the weight average molecular weight of the component (c2) exceeds 10,000, synthesis is difficult. In the present disclosure, the weight-average molecular weight refers to a polystyrene-equivalent value obtained by gel permeation chromatography.

The component (c3) can be used without particular limitation as long as it is a vinyl monomer having a branched alkyl ester group having 3 to 5 carbon atoms and not having an alicyclic structure. As (c3) component, isopropyl (meth)acrylate, isobutyl (meth)acrylate, sec-butyl (meth)acrylate, tert-butyl (meth)acrylate, (meth)acrylic acid can be illustrated. Isoamyl ester, 2-methylbutyl (meth)acrylate, etc.

(c4) The component is an arbitrary component. As the component (c4), mono(meth)acrylates and aromatic ring structure vinyl monomers having a hydrocarbon group having less than 3 or more carbon atoms can be exemplified. Examples of mono(meth)acrylates having a hydrocarbon group having less than 3 or more carbon atoms include methyl (meth)acrylate, ethyl (meth)acrylate, hexyl (meth)acrylate, ( Meth) ethylhexyl acrylate, etc. As aromatic ring structure vinyl monomers, styrene, (alpha)-methylstyrene, 4-methylstyrene, benzyl (meth)acrylate, phenyl (meth)acrylate, etc. are illustrated.

The component (C) is obtained by radically copolymerizing the component (c1), the component (c2), and the component (c3), and if necessary, the component (c4) by various known methods. The reaction temperature at the time of synthesizing the component (C) is usually about 40° C. to 160° C., and the reaction time is about 2 hours to 12 hours. As a radical polymerization initiator at the time of a copolymerization reaction, an inorganic peroxide, an organic peroxide, an azo compound etc. are illustrated. As an inorganic peroxide, hydrogen peroxide, ammonium persulfate, potassium persulfate, etc. are illustrated. As an organic peroxide, benzyl peroxide, dicumyl peroxide, lauryl peroxide, etc. are illustrated. As an azo compound, 2, 2- azobis (isobutyronitrile), 2, 2'- azobis (methyl butyronitrile), etc. are illustrated. The usage-amount of the radical polymerization initiator at the time of a copolymerization reaction is about 0.01 mass % - about 10 mass % normally with respect to the total mass of (c1) component - (c4) component. Chain transfer agents can also be used in the copolymerization. As a chain transfer agent, lauryl mercaptan, dodecyl mercaptan, 2-mercaptobenzothiazole, bromotrichloromethane, etc. can be illustrated. The usage-amount of a chain transfer agent is about 0.01 mass % - about 10 mass % normally with respect to the total mass of (c1) component - (c4) component. In the case of the copolymerization by solution polymerization, an organic solvent can also be used. As an organic solvent, a glycol ether solvent, an alcohol solvent, a ketone solvent, an aromatic solvent, an ester solvent, a halogenated alkyl solvent, an amide solvent, etc. can be illustrated. As a glycol ether solvent, ethylene glycol monoethyl ether, propylene glycol monomethyl ether, etc. can be illustrated. As an alcohol solvent, methanol, ethanol, n-propanol, etc. are illustrated. As a ketone solvent, acetone, methyl ethyl ketone, methyl isobutyl ketone, etc. can be illustrated. As an aromatic solvent, benzene, toluene, xylene, etc. are illustrated. As an ester solvent, ethyl acetate, butyl acetate, etc. can be illustrated. As the haloalkane solvent, chloroform and the like can be exemplified. As the amide solvent, dimethylformamide and the like can be exemplified. In terms of the solubility of the components (c1) to (c4), the organic solvent is preferably a glycol ether solvent.

The copolymerization ratio (mass ratio) of the component (c1), the component (c2), and the component (c3) is not particularly limited, but is preferably 20 in consideration of compatibility and the antistatic properties and anti-glare properties of the cured film. -70:20-40:5-50, More preferably, it is 40-55:20-40:10-30, More preferably, it is 45-55:25-35:10-25. Moreover, when adding (c4) component, it is preferable that the copolymerization ratio (mass ratio) of (c1) component, (c2) component, (c3) component, and (c4) component is 20-70:20-40:5- 50:1-20, More preferably, it is 40-55:20-40:10-30:1-10, More preferably, it is 45-55:25-35:10-25:1-10.

Regarding the physical properties of the component (C), for example, a dilute solution of propylene glycol monomethyl ether of the component (C) (about 1 mass % to 2 mass %) has an intrinsic viscosity at 25°C of 0.05 dl/g or more, specifically 0.1 dl /g～1 dl/g. By making the intrinsic viscosity 0.05 dl/g or more, the component (C) is less likely to ooze out to the surface of the cured product of the active energy ray-curable resin composition, and the cured product has good antistatic properties.

As a nonionic antistatic agent, polyoxyethylene alkyl ethers, polyoxyethylene alkylphenol ethers, polyoxyethylene alkylamine/amides, sorbitans, etc. are illustrated.

As an alkali metal of the antistatic agent using an alkali metal salt, lithium, sodium, potassium, etc. are illustrated.

The substances exemplified as the component (C) and those known as the component (C) can be used alone or in combination of two or more. Since the cured product of the active energy ray-curable resin composition of the present disclosure has good transparency and is inexpensive, the component (C) is preferably a cationic antistatic agent, more preferably a quaternary ammonium salt, and still more preferably a cationic antistatic agent. Quaternary ammonium salt based polymers.

The upper limit of the content ratio of (A) component and (C) component (mass ratio, solid content conversion, [(A) component/(C) component]) can be exemplified as 99/1, 98/2, 97/3, 96/ 4, 95/5, 94/6, 93/7, 92/8, 91/9, 90/10, 85/15, etc. The lower limit can be exemplified as 98/2, 97/3, 96/4, 95/5, 94/6, 93/7, 92/8, 91/9, 90/10, 85/15, 80/20, etc. In one embodiment, the content ratio (mass ratio, solid content conversion, [(A) component/(C) component]) of component (A) and component (C) is preferable in terms of exhibiting the effects of the present disclosure well. It is about 80/20 to 99/1.

The upper limit of the content ratio of (B) component and (C) component (mass ratio, solid content conversion, [(B) component/(C) component]) can be exemplified by 20/80, 15/85, 10/90, 9/ 91, 8/92, 7/93, 6/94, 5/95, 4/96, 3/97, 2/98, etc. The lower limit can be exemplified as 15/85, 10/90, 9/91, 8/92, 7/93, 6/94, 5/95, 4/96, 3/97, 2/98, 1/99, etc. In one embodiment, the content ratio (mass ratio, solid content conversion, [(B)component/(C)component]) of the component (B) and the component (C) is preferable in terms of exhibiting the effects of the present disclosure favorably. It is about 1/99 to 20/80.

The upper limit of the content (in terms of solid content) of the component (C) in 100 mass % of the total structural units in terms of solid content of the components (A), (B), and (C) of the present disclosure can be exemplified by 30 mass %, 25% by mass, 20% by mass, 15% by mass, 10% by mass, 5% by mass, 4% by mass, 3% by mass, etc. The lower limit can be exemplified by 25% by mass, 20% by mass, 15% by mass, 10% by mass, 5% by mass, 4% by mass, 3% by mass, 2% by mass, etc. In one embodiment, the content (solid content conversion) of (C) component occupied in 100 mass % of all structural units in terms of solid content of (A) component, (B) component, and (C) component of the present disclosure It is preferably about 2 to 30 mass %, more preferably 2 to 20 mass %, still more preferably 2 to 15 mass %, and particularly preferably 2 to 10 mass %. By being more than the said lower limit, the effect as an antistatic agent can fully be exhibited. Compatibility with other components becomes favorable by being below the said upper limit, and the transparency of a resin layer is excellent.

<Photopolymerization initiator (D)> The active energy ray-curable resin composition of the present disclosure is also considered to contain a photopolymerization initiator (D) (in the present disclosure, also referred to as "(D) component"). As a photopolymerization initiator, a radical type photopolymerization initiator, a cationic type photopolymerization initiator, an anionic type photopolymerization initiator, etc. are illustrated.

Examples of the radical-based photopolymerization initiator include: phenalkyl ketone type photopolymerization initiator, acylphosphine oxide type photopolymerization initiator, hydrogen abstraction type photopolymerization initiator, and oxime ester type photopolymerization initiator. starter, etc.

Examples of the phenalkyl ketone-type photopolymerization initiator include benzalkonium dimethyl ketal such as 2,2-dimethoxy-1,2-diphenylethane-1-one, 1-[ 4-(2-Hydroxyethoxy)-phenyl]-2-hydroxy-2-methyl-1-propan-1-one, 2-hydroxy-1-{4-[4-(2-hydroxy-2 -Methyl-propionyl)-benzyl]phenyl}-2-methyl-propan-1-one and other α-hydroxyphenalkyl ketones, 2-methyl-1-(4-methylthiophenyl) )-2-morpholinopropan-1-one and other α-aminophenalkyl ketones and the like.

Examples of the acylphosphine oxide type photopolymerization initiator include 2,4,6-trimethylbenzyl-diphenyl-phosphine oxide, bis(2,4,6-trimethylbenzylidene) )-phenylphosphine oxide, etc.

As the hydrogen abstraction type photopolymerization initiator, methyl phenylglyoxylate and the like can be exemplified.

As the oxime ester type photopolymerization initiator, 1,2-octanedione, 1-[4-(phenylthio)-,2-(O-benzyl oxime)], ethyl ketone, 1- [9-ethyl-6-(2-methylbenzyl)-9H-carbazol-3-yl]-, 1-(O-acetyloxime) and the like.

Examples of cationic photopolymerization initiators include iodonium, (4-methylphenyl)[4-(2-methylpropyl)phenyl]-hexafluorophosphate (1-), and propylidene Mixtures of carbonates, triaryl perylene hexafluorophosphate, triaryl perylene tetrakis-(pentafluorophenyl) borate, and the like.

As an anionic photopolymerization initiator, a cobalamin type complex, an o-nitrobenzyl alcohol carbamate, an oxime ester, etc. can be illustrated.

As the photopolymerization initiator, a commercially available product can also be used. As the product, 2,2-dimethoxy-1,2-diphenylethan-1-one (product name "Omnirad (hereinafter, also referred to as "Omnirad") 651") can be exemplified , IGM resin (manufactured by IGM Resins), 1-[4-(2-hydroxyethoxy)-phenyl]-2-hydroxy-2-methyl-1-propan-1-one (product name "Ohm" Nilard 2959", manufactured by IGM Resin Co., Ltd.), 2-hydroxy-1-{4-[4-(2-hydroxy-2-methyl-propionyl)-benzyl]phenyl}-2-methyl -Propan-1-one (product name "Omnilard 127", manufactured by IGM Resin Co., Ltd.), 2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one (product name "Omnilard 907", manufactured by IGM Resin Co., Ltd.), 2,4,6-trimethylbenzyl-diphenyl-phosphine oxide (product name "Omnilard TPO H", IGM Resin Co., Ltd.), bis(2,4,6-trimethylbenzyl)-phenylphosphine oxide (product name "Omnilard 819", manufactured by IGM Resin Co., Ltd.), methyl phenylglyoxylate (product name "Omnilard MBF", manufactured by IGM Resin Co., Ltd.), 1,2-octanedione, 1-[4-(phenylthio)-,2-(O-benzyl oxime)] ( Product name "IRGACURE OXE 01", manufactured by BASF Japan (stock), ethyl ketone, 1-[9-ethyl-6-(2-methylbenzyl)-9H -Carbazol-3-yl]-,1-(O-acetyloxime) (product name "IRGACURE OXE 02", manufactured by BASF, Japan), iodonium, (4-methyl) Phenyl)[4-(2-methylpropyl)phenyl]-hexafluorophosphate (1-) and a mixture of propylene carbonate (product name "Omnicat (hereinafter, also referred to as "Omnicat") ) 250", manufactured by IGM Resin Co., Ltd.), triaryl perylene hexafluorophosphate (product name "Omnikite 270", manufactured by IGM resin Co., Ltd.), triaryl perylene tetrakis-(pentafluorophenyl) borate (product name "Yan Jia solid (IRGACURE) 290", Japan BASF (stock) manufacturing) and so on.

The substances exemplified as the photopolymerization initiator and the substances known as the photopolymerization initiator can be used alone or in combination of two or more. The photopolymerization initiator is preferably a radical-based photopolymerization initiator because of its excellent curing speed, more preferably a phenalkyl ketone-type photopolymerization initiator, and still more preferably α-aminophenalkyl ketone and/or α-Hydroxyphenalkyl ketone, particularly preferably selected from 2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one, 2-hydroxy-1-{4- [4-(2-Hydroxy-2-methyl-propionyl)-benzyl]phenyl}-2-methyl-propan-1-one and 1-[4-(2-hydroxyethoxy)- One or more of phenyl]-2-hydroxy-2-methyl-1-propan-1-one.

The upper limit of the content (in terms of solid content) of the component (D) in 100 mass % of the total structural units in terms of solid content of the active energy ray-curable resin composition of the present disclosure can be exemplified by 20 mass %, 15 mass %, and 10 mass %. Mass %, 8 mass %, 6 mass %, 4 mass %, 2 mass %, 1 mass %, 0.5 mass %, etc. The lower limit can be exemplified by 15 mass %, 10 mass %, 8 mass %, 6 mass %, 4 mass % , 2 mass %, 1 mass %, 0.5 mass %, 0.1 mass %, etc. In one embodiment, the content (in terms of solid content) of the component (D) in 100 mass % of all structural units in terms of solid content of the active energy ray-curable resin composition of the present disclosure is preferably 0.1 to 20 mass %. mass% or so.

<Other agents that can be prepared> In the active energy ray-curable resin composition of the present disclosure, a binder resin, an anti-slip agent, a slip agent, an antiseptic, an inorganic particle, a rust inhibitor, pH other than the exemplified components may be further formulated as necessary. Various additives such as modifiers, pigments, dyes, lubricants, leveling agents, catalysts, defoamers, photosensitizers (amines, quinones, etc.).

In the active energy ray-curable resin composition of the present disclosure, a solvent (E) (in the present disclosure, also referred to as "component (E)") can be prepared and used by adjusting the viscosity as necessary. Examples of the solvent include water, organic solvents, and the like. The organic vehicle may be various known organic vehicles. Examples of the organic solvent include ketone solvents, aromatic solvents, alcohol solvents, glycol solvents, glycol ether solvents, ester solvents, petroleum-based solvents, halogenated alkyl solvents, amide solvents, and the like.

As a ketone solvent, methyl ethyl ketone, acetone acetone, methyl isobutyl ketone, cyclopentanone, cyclohexanone, etc. can be illustrated.

As an aromatic solvent, toluene, xylene, etc. can be illustrated.

As an alcohol solvent, methanol, ethanol, n-propanol, isopropanol, butanol, etc. are illustrated.

As a glycol solvent, ethylene glycol, propylene glycol, diethylene glycol, dipropylene glycol, triethylene glycol, tripropylene glycol, polyethylene glycol, polypropylene glycol, etc. can be illustrated.

The glycol ether solvent may, for example, include ethylene glycol dimethyl ether, ethylene glycol diethyl ether, propylene glycol dimethyl ether, propylene glycol diethyl ether, diethylene glycol dimethyl ether, triethylene glycol dimethyl ether, diethylene glycol Alcohol methyl ether, diethylene glycol diethyl ether, propylene glycol monomethyl ether, ethylene glycol monomethyl ether, ethylene glycol monoethyl ether, ethylene glycol mono-n-propyl ether, ethylene glycol monoisopropyl ether, ethylene glycol mono n-butyl ether, ethylene glycol monoisobutyl ether, ethylene glycol mono-tert-butyl ether, etc.

As an ester solvent, ethyl acetate, butyl acetate, methyl cellosolve acetate, ethyl cellosolve acetate, propylene glycol monomethyl ether acetate, etc. are illustrated.

Examples of the petroleum-based solvent include SOLVESSO #100 (manufactured by Exxon), SOLVESSO #150 (manufactured by Exxon), and the like.

As the haloalkane solvent, chloroform and the like can be exemplified.

As the amide solvent, dimethylformamide and the like can be exemplified.

The substances exemplified as the solvent and the substances known as the solvent may be used alone or in combination of two or more.

The upper limit of the content ratio of the solvent to the solid content of the active energy ray-curable resin composition of the present disclosure (mass ratio, [active energy ray-curable resin composition of the present disclosure/solvent]) can be exemplified as 99/1, 95/ 5, 90/10, 80/20, 70/30, 60/40, 50/50, 40/60, 30/70, 20/80, 10/90, 5/95, etc. The lower limit can be exemplified as 95/5, 90/10, 80/20, 70/30, 60/40, 50/50, 40/60, 30/70, 20/80, 10/90, 5/95, 1/99, etc. As one embodiment, the content ratio of the solvent to the solid content of the active energy ray-curable resin composition of the present disclosure (mass ratio, [active energy ray-curable resin composition of the present disclosure/solvent]) is preferably 1/99 ~99/1 or so. By reducing the amount of the solvent, the film thickness of the resin layer of the present disclosure can be increased.

<Method for producing active energy ray-curable resin composition> The active energy ray-curable resin composition of the present disclosure can be obtained by mixing (A) component, (B) component, and, if necessary, (C) component, (D) component, and (E) component at normal temperature and normal pressure.

<Laminated body> In the present disclosure, a laminate having a base material and a resin layer is provided. In addition, the present disclosure also provides a method for producing a layered product, including the step of curing the active energy ray-curable resin composition of the present disclosure applied to at least one side of a base material with active energy rays. The hardened product obtained in this manner is also referred to as a resin layer in the present disclosure.

As a base material to which the active energy ray-curable resin composition of the present disclosure is applied, a glass base material, a metal base material, a plastic base material, and the like can be exemplified. As a plastic base material, a thermoplastic plastic base material, a thermosetting plastic base material, etc. can be illustrated. As the thermoplastic plastic base material, a general-purpose plastic base material, an engineering plastic base material, and the like can be exemplified. As a general-purpose plastic base material, an olefin type, a polyester type, an acrylic type, a vinyl type, a polystyrene type, etc. can be illustrated. As an olefin type, polyethylene, polypropylene, norbornene, etc. are illustrated. As a polyester type, polyethylene terephthalate (PET), polyethylene naphthalate (PEN), etc. can be illustrated. As an acrylic type, polymethyl methacrylate (polymethyl methacrylate, PMMA) etc. can be illustrated. As a vinyl type, polyvinyl chloride, polyvinylidene chloride, polyvinyl alcohol, etc. are illustrated. Examples of polystyrene-based resins include polystyrene (PS) resins, styrene-acrylonitrile (AS) resins, and styrene-butadiene-acrylonitrile (ABS) resins. ) resin, etc. As the engineering plastic base material, general engineering plastics, super engineering plastics, and the like can be exemplified. As a general-purpose engineering plastic, polycarbonate, polyamide (nylon), etc. can be illustrated. As a super engineering plastic, polyether ether ketone (PEEK) etc. can be illustrated. As a thermosetting plastic base material, a polyimide, an epoxy resin, a melamine resin, etc. can be illustrated. As another plastic base material, triacetyl cellulose resin etc. can be illustrated. The plastic substrate may be a copolymer of the plurality of plastics. The substrates of the present disclosure may be multilayers comprising a plurality of such substrates. In addition, the base material may be a base material subjected to surface treatment (corona discharge, etc.). In addition, other layers (eg, an easily bonding layer, an anchor layer, etc.) may be provided on one side or both sides of the base material between the layer and the layer formed with the active energy ray-curable resin composition of the present disclosure. In terms of transparency, dimensional stability, mechanical properties, chemical resistance, and the like, the base material is preferably a polyester-based film, and more preferably a polyethylene terephthalate film. The base material is preferably polyimide because it is excellent in heat resistance, dimensional stability, mechanical properties, and the like. The upper limit of the thickness of the substrate can be exemplified by 300 μm, 275 μm, 250 μm, 225 μm, 200 μm, 175 μm, 150 μm, 125 μm, 100 μm, 75 μm, 50 μm, 25 μm, 10 μm, etc., and the lower limit can be 275 μm, 250 μm, 225 μm, 200 μm, 175 μm, 150 μm, 125 μm, 100 μm, 75 μm, 50 μm, 25 μm, 10 μm, 1 μm, etc. are exemplified. In one embodiment, the thickness of the substrate is preferably 1 μm to 300 μm, more preferably 25 μm to 250 μm, still more preferably 50 μm to 200 μm, particularly preferably 50 μm to 150 μm, and still more preferably 75 μm～125 μm.

As a method of coating the active energy ray-curable resin composition of the present disclosure on a substrate, roll coater coating, reverse roll coater coating, bar coater coating, Mayer bar coating can be exemplified. bar) coating, air knife coating, gravure coating, reverse gravure coating, offset printing, flexographic printing, screen printing methods, etc. In addition, the coating amount is not particularly limited, but the mass after drying is usually in the range of 0.01 g/m ² to 20 g/m ² , preferably 0.025 g/m ² to 10 g/m ² , and more preferably 0.05 g /m ² to 5 g/m ² . The upper limit of the thickness of the resin layer can be exemplified by 50 μm, 45 μm, 40 μm, 35 μm, 30 μm, 25 μm, 20 μm, 15 μm, 10 μm, 5 μm, 4 μm, 3 μm, 2 μm, 1 μm, 0.5 μm, 0.1 μm, 0.05 μm, etc., the lower limit can be exemplified by 45 μm, 40 μm, 35 μm, 30 μm, 25 μm, 20 μm, 15 μm, 10 μm, 5 μm, 4 μm, 3 μm, 2 μm, 1 μm, 0.5 μm, 0.1 μm, 0.05 μm, 0.01 μm, etc. The thickness of the resin layer is preferably 0.01 μm to 50 μm, more preferably 0.05 μm to 25 μm, still more preferably 0.1 μm to 10 μm, particularly preferably 0.5 μm to 10 μm, and still more preferably 1 μm to 5 μm.

As a method of curing by active energy ray irradiation, high-pressure mercury lamps, ultra-high-pressure mercury lamps, carbon arc lamps, metal halide lamps, xenon lamps, chemical lamps, A method of irradiating 10 mJ/cm ² or more and 10,000 mJ/cm ² or less, such as electrodeless discharge lamps or light emitting diodes (LEDs). Before active energy ray irradiation, you may heat and dry it as needed. After the active energy ray irradiation, if necessary, it may be heated and completely cured. As heating conditions, about 60°C to 150°C and about 30 seconds to 30 minutes can be exemplified, and it is considered to be preferably about 70°C to 130°C and about 50 seconds to 10 minutes.

The active energy ray-curable resin composition of the present disclosure is considered to be used as in the following (1) to (12). The active energy ray-curable resin composition of the present disclosure is preferably used as a hard coat layer, but it is also contemplated for various uses such as the effects of the active energy ray-curable resin composition of the present disclosure. (1) Cured product and base material of active energy ray-curable resin composition of the present disclosure (2) Cured product, primer layer, and base material of the active energy ray-curable resin composition of the present disclosure (3) Cured product, base material, and adhesive layer of the active energy ray-curable resin composition of the present disclosure (4) Cured product, primer layer, base material, and adhesive layer of the active energy ray-curable resin composition of the present disclosure (5) Antifouling layer, cured product of the active energy ray-curable resin composition of the present disclosure, and base material (6) Antifouling layer, cured product of the active energy ray-curable resin composition of the present disclosure, primer layer, and base material (7) Antifouling layer, cured product of active energy ray-curable resin composition of the present disclosure, base material, and adhesive layer (8) Antifouling layer, hardened product of active energy ray-curable resin composition of the present disclosure, primer layer, base material, and adhesive layer (9) Low-refractive index layer, high-refractive index layer, cured product of the active energy ray-curable resin composition of the present disclosure, and base material (10) Low-refractive index layer, high-refractive index layer, cured product of the active energy ray-curable resin composition of the present disclosure, base material, and adhesive layer (11) Low-refractive index layer, high-refractive index layer, cured product of the active energy ray-curable resin composition of the present disclosure, primer layer, and base material (12) Low-refractive index layer, high-refractive index layer, cured product of the active energy ray-curable resin composition of the present disclosure, primer layer, base material, and adhesive layer

The resin layer of the laminate of the present disclosure satisfies Condition 1 and Condition 2.

Condition 1 is that the indentation hardness (N/mm ² ) of the resin layer of the laminate is 450 or more and 600 or less. The indentation hardness (N/mm ² ) of the resin layer of the laminate is a numerical value corresponding to the hardness of the resin layer of the laminate. The upper limit of the indentation hardness (N/mm ² ) of the resin layer of the laminate can be exemplified by 600, 575, 550, 525, 500, 475 and the like, and the lower limit can be exemplified by 575, 550, 525, 500, 475, 450 and the like. In one embodiment, the indentation hardness (N/mm ² ) of the resin layer of the laminate is preferably 450 to 600. By being equal to or less than the above upper limit, the hardness of the layered body can be maintained moderately, and thus a layered body having flexibility can be obtained. By being more than the said lower limit, a laminated body can have hard-coating property. That is, it is important to be within the above-mentioned range in order to achieve both a certain flexibility performance and a certain hard coat performance.

Condition 2 is that the elongation at break of the resin layer of the laminate is 3.7% or more and 10.0% or less. The elongation at break of the resin layer of the laminate is a numerical value corresponding to the hardness of the resin layer. The upper limit of the elongation at break (%) of the resin layer of the laminate can be exemplified by 10.0, 9.0, 8.0, 7.0, 6.0, 5.0, 4.0, 3.9, 3.8, etc., and the lower limit can be exemplified by 9.0, 8.0, 7.0, 6.0, 5.0, 4.0, 3.9, 3.8, 3.7, etc. In one embodiment, the elongation at break (%) of the resin layer of the laminate is preferably 3.7 to 10.0. By being below the said upper limit, the resin layer of a laminated body can be suppressed from becoming too soft, and hard-coating property can be maintained. By being more than the said lower limit, the resin layer of a laminated body can have flexibility. That is, it is important to be within the above-mentioned range in order to achieve both a certain flexibility performance and a certain hard coat performance. The elongation at break of Condition 2 refers to the ratio of the length (cm) extended from the length (cm) of the laminate at 0% when the state of the laminate before stretching is 0%. Specifically, a commercially available tensile testing machine such as a Tensilon universal testing machine (product name "RTG-1250", manufactured by A&D Co., Ltd.) was used at room temperature at a speed of 10 mm/ min is stretched in the longitudinal direction of the sample, and is calculated according to the following formula using the length when cracks are found in the sample and the length of the sample before stretching. Elongation at break (%)=100×(L-Lo)/Lo Lo: Length of the sample before stretching L: Length of the sample at which cracks are found [Example]

Hereinafter, specific examples of the present disclosure will be described with reference to Examples, but the present disclosure is not limited to these examples. In addition, in an Example, unless otherwise stated, part and % are solid content mass standards.

(c2) The weight average molecular weight of a component is an actual measurement value measured under the following conditions using the following commercially available molecular weight measuring machine. Molecular weight measuring machine: Product name "HLC-8220GPC", manufactured by Tosoh Corporation Column: Product name "TSKGel G6000PWXL-CP", "TSKGel G3000PWXL-CP", both manufactured by Tosoh Corporation Development solvent: 0.1M NaNO ₃ and 0.1M acetic acid solution Flow rate: 0.5 mL/min Sample concentration: 0.5 g/L

<Synthesis example 1-1: Synthesis of (meth)acrylate (A-1)> 310 parts of isophorone diisocyanate (also referred to as "IPDI (isophorone diisocyanate)" in this disclosure), pentaerythritol tris / Tetraacrylate (product name "Aronix M305", manufactured by Toagosei Co., Ltd.) (in this disclosure, also referred to as "PETA (pentaerythritol tri/tetraacrylate)") 690 parts, after 0.6 part of tin octoate , and the temperature in the system was raised to about 80° C. in about 1 hour. Then, after maintaining the reaction system at the temperature for 2 hours, cooling was performed to obtain urethane acrylate (A-1).

<Synthesis Example 1-2 to Synthesis Example 1-5 and Comparative Synthesis Example 1-1 to Comparative Synthesis Example 1-3: Poly(meth)acrylate (A-2) to Poly(meth)acrylate (A- 5) and the synthesis of poly(meth)acrylate (A-C1)～poly(meth)acrylate (A-C3)> Synthesis Example 1-2 to Synthesis Example 1-5 and Comparative Synthesis Example 1-1 to Comparative Synthesis Example 1-3 were carried out in the same manner as in Synthesis Example 1-1 except that the compositions described in Table 1 were changed to obtain ( Meth)acrylates (A-2) to (meth)acrylates (A-5) and (meth)acrylates (A-C1) to (meth)acrylates (A-C3).

[Table 1] (A-1) (A-2) (A-3) (A-4) (A-5) (A-C1) (A-C2) (A-C3) IPDI 310 HDInu 277 109 HDIad 267 HDIbi 265 606 104 HDI 254 PETA 690 723 733 735 746 HEA 394 DPPA 891 896

The meanings of the terms in Table 1 are as follows. IPDI: isophorone diisocyanate (manufactured by Tokyo Chemical Industry Co., Ltd.) HDInu: Uric acid ester of hexamethylene diisocyanate (product name "Coronate HXR", manufactured by Tosoh Corporation) HDIad: Adduct of hexamethylene diisocyanate (product name "Coronate HL", manufactured by Tosoh Corporation) HDIbi: Biuret of hexamethylene diisocyanate (product name "Desmodur N3200", manufactured by Covestro AG) HDI: Hexamethylene diisocyanate (product name "Coronate HDI", manufactured by Tosoh Corporation) PETA: Pentaerythritol tri/tetraacrylate (product name "Aronix M305", manufactured by Toagosei Co., Ltd.) HEA: Hydroxyethyl acrylate (manufactured by Osaka Organic Chemical Industry Co., Ltd.) DPPA: Dipentaerythritol penta/hexaacrylate (product name "Aronix M400", manufactured by Toagosei Co., Ltd.)

<Synthesis Example 2-1: Synthesis of Antistatic Agent (C-1)> Add 130 parts of hydroxyethyl methacrylate, 1140 parts of ε-caprolactone, and 1.3 parts of tin octoate to the reaction device including stirring device and cooling pipe, heat up to 150 ° C, and cool after 6 hours of insulation, Thus, a polyester structure-containing monofunctional vinyl monomer (hereinafter, also referred to as "(c2-1) component") having a weight average molecular weight of 5,500 was obtained. 100 parts of methacryloyloxy ethyl trimethyl ammonium chloride (DMC) (hereinafter, also referred to as "(c1-1)" was added to the reaction device including the stirring device and the cooling pipe. ingredient”), 60 parts of (c2-1) ingredient, 40 parts of isopropyl methacrylate (hereinafter, also referred to as “(c3-1) ingredient”), and 800 parts of propylene glycol monomethyl ether (propylene glycol monomethyl ether) monomethyl ether, PGME), and the temperature was raised to 90°C. Then, 8 parts of 2,2'-azobis (methyl butyronitrile) (2,2'-azobis (methyl butyronitrile), AMBN) and 32 parts of PGME were added to start the polymerization reaction, and the temperature was kept at 100 ° C for 6 hours. After cooling, a solution (20% non-volatile content) of the polymer (C-1) containing a quaternary ammonium salt structure was obtained.

<Example 1: Preparation of Active Energy Ray Curable Resin Composition (1)> In a four-necked flask with a capacity of 300 mL including a stirrer, a thermometer, a cooler, and a drying gas introduction tube, 50 parts of urethane acrylate (A-1), 50 parts of PETA, and 5 parts of light 1-[4-(2-hydroxyethoxy)-phenyl]-2-hydroxy-2-methyl-1-propan-1-one as a polymerization initiator (product name "Omnirad) 2959", manufactured by IGM Resin Co., Ltd.), and 0.5 part of component (B) (product name "Megafac RS-90"), which is a compound having a fluorine atom and a polymerizable unsaturated group, according to the solid content ratio. , and diluted with PGME to prepare an active energy ray-curable resin composition (1) with a nonvolatile content of 30%.

<Example 2 to Example 5: Preparation of Active Energy Ray Curable Resin Composition (2) to Active Energy Ray Curable Resin Composition (5)> Examples 2 to 5 were carried out in the same manner as in Example 1 except that the compositions described in Table 2 were changed to obtain active energy ray-curable resin compositions (2) to active energy ray-curable resin compositions ( 5).

<Example 6: Preparation of Active Energy Ray Curable Resin Composition (6)> In a four-necked flask with a capacity of 300 mL including a stirrer, a thermometer, a cooler, and a drying gas introduction tube, 50 parts of urethane acrylate (A-1), 50 parts of PETA, and 5 parts of light 1-[4-(2-hydroxyethoxy)-phenyl]-2-hydroxy-2-methyl-1-propan-1-one as a polymerization initiator (product name "Omnirad) 2959", manufactured by IGM Resin Co., Ltd.), 5 parts of a quaternary ammonium salt structure-containing polymer (C-1) as an antistatic agent, 0.5 parts of a compound having a fluorine atom and a polymerizable unsaturated group (B ) component (product name "Megafac RS-90") was prepared according to the solid content ratio and diluted with PGME to prepare an active energy ray-curable resin composition (6) with a non-volatile content of 30%.

<Example 7 to Example 10 and Comparative Example 1 to Comparative Example 10: Active energy ray curable resin composition (7) to active energy ray curable resin composition (10) and active energy ray curable resin composition ( C1)～Preparation of active energy ray-curable resin composition (C10)＞ Examples 7 to 10 and Comparative Examples 1 to 10 were carried out in the same manner as in Example 6 except that the compositions described in Tables 2 and 3 were changed to obtain an active energy ray-curable resin composition (7) ～Active energy ray-curable resin composition (10) and active energy ray-curable resin composition (C1)～Active energy ray-curable resin composition (C10).

<Evaluation Example 1: Production of Laminate (1)> On a PET film with a thickness of 100 μm (COSMOSHINE A4100 manufactured by Toyobo Co., Ltd.), the film thickness of the film after curing was 3 μm. The active energy ray-curable resin composition (1) was applied with a bar coater #10, and dried at 80° C. for 1 minute to prepare a film. Next, an ultraviolet curing device (product name: UBT-080-7A/BM, manufactured by Multiply Co., Ltd., high-pressure mercury lamp 300 mJ/cm ² ) was used for the obtained film to obtain a laminate (1 ).

<Evaluation Example 2 to Evaluation Example 10 and Comparative Evaluation Example 1 to Comparative Evaluation Example 10: Production of Laminated Body (2) to Laminated Body (10) and Laminated Body (C1) to Laminated Body (C10)> Evaluation Example 2 to Evaluation Example 10 and Comparative Evaluation Example 1 to Comparative Evaluation Example 10 except that the active energy ray-curable resin composition (1) was changed to an active energy ray-curable resin composition (2) to an active energy ray-curable resin composition, respectively Except for the resin composition (10) or the active energy ray-curable resin composition (C1) to the active energy ray-curable resin composition (C10), the same method as in Evaluation Example 1 was carried out to obtain the laminates (2) to Layered body (10) and layered body (C1) to layered body (C10).

<Performance Evaluation (1): Indentation Hardness (N/mm ² )> The indenter was pressed against the surface of the resin layer of the laminate, and the indentation hardness was calculated from the obtained load-displacement curve. As the indenter tip correction method, the Tanaka method is applied. As a load-removing fitting method, a straight line is approximated from the upper 65% to 100%, and it is set as a tangent line. Measuring device: Ultra-micro indentation hardness tester ENT-2100 manufactured by Elionix Co., Ltd. Indenter: Triangular cone indenter Berkovich Maximum load: 1.0 mN Load increase rate: 1.0 mN/10 sec. Holding time under maximum load: 5 sec. Load removal rate: 1.0 mN/10 sec. Temperature of measurement environment: 30°C Humidity of measurement environment: 50%

<Performance evaluation (2): Elongation at break> The elongation at break was evaluated with respect to the samples obtained by cutting out the laminated body in a strip shape of 1 cm in length and 10 cm in width. Measuring device: Tensilon universal testing machine (product name "RTG-1250", manufactured by A&D Co., Ltd.) Tensile speed: 10 mm/min Load gauge: 100 N Number of trials: 5 times Distance between chucks: 50 mm The temperature of the measurement environment: 23°C Humidity of measurement environment: 50%

<Performance Evaluation (3): Steel Wool Resistance Test> About the resin layer surface of the laminate, the haze value was measured using a color haze meter in accordance with JIS K7136:2000. After that, on the surface of the resin layer of the laminate, steel wool of #0000 (product name "Bonstar B-204", manufactured by Japan Steel Wool (stock)) was used at 500 g/cm ^2. After reciprocating rubbing 500 times under the conditions of a load, a speed of 100 mm/sec, and a moving distance of 30 mm, the haze value was measured using a color haze meter in accordance with JIS K7136:2000. The difference between the haze values before and after rubbing with steel wool was evaluated according to the following criteria. AAA: less than 0.15 AA: more than 0.15 and less than 0.20 A: more than 0.20 and less than 0.30 B: more than 0.30

<Performance evaluation (4): Mandrel test> According to the mandrel test described in JIS-K5600-5-1 (winding the sample in diameters of 2 mm, 3 mm, 4 mm, 5 mm, 6 mm, 8 mm, 10 mm, 12 mm, 16 mm, 20 mm, 25 mm, and 32 mm stainless steel cylinders), when the laminated body is wound around a stainless steel cylinder with the resin layer on the outside, the minimum diameter of the cylinder where no cracks (cracks) occur in the resin layer is measured, Evaluation was performed according to the following criteria. AA: Minimum diameter of 4 mm or less A: The minimum diameter is 5 mm B: Minimum diameter of 6 mm or more

<Performance Evaluation (5): Wear Resistance Test> A rubber (product name "military rubber stick", manufactured by Minoan) was used as the head of the friction tester, and was pressed vertically to the surface of the resin layer of the laminate with a load of 1000 g from above. After that, after rubbing back and forth 1000 times at a stroke length of 2.0 cm and a rubbing speed of 60 rpm, the adhesive rubber was removed, and the water contact angle was measured and evaluated according to the following criteria. In addition, the measuring method of a water contact angle is as follows. For the part of the resin layer of the laminate that was rubbed with a rubber, the contact angle of water at a temperature of 23° C. and a relative humidity of 50% was measured by a droplet method in which 2.0 μL of water droplets were added dropwise, and the contact angle was measured using the droplet method. The device (product name "Drop Master DM-300", manufactured by Kyowa Interface Science Co., Ltd.) was measured by the θ/2 method after dripping water for 1000 ms. AAA: The contact angle of water exceeds 106° AA: The contact angle of water exceeds 104° and is 106° or less A: The contact angle of water exceeds 103° and is 104° or less B: The contact angle of water is 103° or less

[Table 2] Example 1 2 3 4 5 6 7 8 9 10 (A) (A-1) 50 50 (A-2) 50 50 (A-3) 50 50 (A-4) 50 50 (A-5) 50 50 (A-C1) (A-C2) (A-C3) PETA 50 50 50 50 50 50 50 50 50 50 DPPA ATM-4E DPCA-30 DPH-12E (B) RS-90 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 (C) Antistatic agent 0 0 0 0 0 5 5 5 5 5 photopolymerization initiator 5 5 5 5 5 5 5 5 5 5 Press-in hardness (N/mm ² ) 530 500 490 520 590 520 480 470 500 580 Elongation at break (%) 4.0 4.9 7.9 5.6 3.7 4.2 5.1 8.1 5.9 3.9 Steel wool resistance test A AA AA AA AAA A AA AA AA AAA Mandrel test A A AA AA A A A AA AA A Wear resistance test B B B B B AA A AAA AA AA

[table 3] Comparative example 1 2 3 4 5 6 7 8 9 10 (A) (A-1) 50 (A-2) (A-3) (A-4) (A-5) (A-C1) 50 (A-C2) 50 (A-C3) 50 PETA 50 100 50 DPPA 50 50 100 100 ATM-4E 100 DPCA-30 100 DPH-12E 100 (B) RS-90 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0 (C) Antistatic agent 5 5 5 5 5 0 5 5 5 5 photopolymerization initiator 5 5 5 5 5 5 5 5 5 5 Press-in hardness (N/mm ² ) 320 560 570 610 650 730 310 310 180 520 Elongation at break (%) 29.1 3.3 3.6 3.1 2.7 2.5 12.8 8.3 19.2 4.2 Steel wool resistance test B AAA AAA AAA AAA AAA B B B B Mandrel test AA B B B B B AA AA AA A Wear resistance test AA A AA B AA B B AAA AAA B

The meanings of the terms in Tables 2 and 3 are as follows. ATM-4E: EO-modified pentaerythritol tetra(meth)acrylate (product name "NK ester (NK ester) ATM-4E", manufactured by Shin-Nakamura Chemical Industry Co., Ltd.) DPCA-30: Caprolactone-modified dipentaerythritol hexa(meth)acrylate (product name "KAYARAD DPCA-30", manufactured by Nippon Kayaku Co., Ltd.) DPH-12E: Ethoxylated dipentaerythritol hexaacrylate (product name "A-DPH-12E", manufactured by Shin-Nakamura Chemical Industry Co., Ltd.) Photopolymerization initiator: 1-[4-(2-hydroxyethoxy)-phenyl]-2-hydroxy-2-methyl-1-propan-1-one (product name "Omnirad") ) 2959”, manufactured by IGM Resins Corporation)

none

Claims (7)

An active energy ray curable resin composition comprising a resin layer in a laminate having a base material and a resin layer, the active energy ray curable resin composition comprising: (meth)acrylate (A), and a fluorine A compound (B) of atoms that satisfies the following conditions 1 and 2; Condition 1: The indentation hardness (N/mm ² ) of the resin layer is 450 or more and 600 or less; Condition 2: The elongation at break of the resin layer is 3.7 % or more and 10.0% or less. The active energy ray-curable resin composition according to claim 1, wherein the component (A) comprises a urethane (meth)acrylate (a1) and/or a hydroxyl-containing (meth)acrylate (a2) ). The active energy ray-curable resin composition according to claim 2, wherein the component (a1) is a reaction product of a polyisocyanate (a1-1) and a hydroxyl-containing (meth)acrylate (a1-2), and (a1) The mass ratio ((a1-1)/(a1-2)) of the -1) component and the (a1-2) component is 15/85 to 50/50. The active energy ray-curable resin composition according to any one of Claims 1 to 3, wherein the component (B) is a compound having a fluorine atom and a polymerizable unsaturated group. The active energy ray-curable resin composition according to any one of Claims 1 to 4, comprising an antistatic agent (C). The active energy ray-curable resin composition according to any one of Claims 1 to 5, wherein the component (C) is a polymer having a quaternary ammonium salt group. A laminate comprising a base material and a resin layer, wherein the resin layer is a cured product of the active energy ray-curable resin composition according to any one of Claims 1 to 6.