Disclosed is an actinic radiation curable (meth)acrylic composition for use in hardcoats for optical displays containing one or more multifunctional (meth)acrylate monomers, one or more Si-containing (meth)acrylate monomers, one or more UV radical initiators, one or more monomers to improve surface cure, nanoparticles, and one or more organic solvents. Coated hardcoat articles made from this composition exhibit improved properties for use in display applications.

Disclosed is an actinic radiation curable (meth)acrylic composition for use in hardcoats for optical displays containing one or more multifunctional (meth)acrylate monomers, one or more Si-containing (meth)acrylate monomers, one or more UV radical initiators, one or more monomers to improve surface cure, nanoparticles, and one or more organic solvents. Coated hardcoat articles made from this composition exhibit improved properties for use in display applications.

The present invention provides a flexible display cover substrate, which comprises a transparent polyimide film; and a device protection layer formed by curing a hard coating composition and disposed on at least one surface of the transparent polyimide film. The hard coating composition includes a hydrophobic UV-curable resin, an antistatic agent, a compound with three or more reactive functional groups, an elastic oligomer, an initiator and a modified inorganic nanoparticle. According to the present invention, a flexible display cover substrate with low haze and good bending resistance can be obtained.

The present invention provides a flexible display cover substrate, which comprises a transparent polyimide film; and a device protection layer formed by curing a hard coating composition and disposed on at least one surface of the transparent polyimide film. The hard coating composition includes a hydrophobic UV-curable resin, an antistatic agent, a compound with three or more reactive functional groups, an elastic oligomer, an initiator and a modified inorganic nanoparticle. According to the present invention, a flexible display cover substrate with low haze and good bending resistance can be obtained.

A three-dimensional pattern material capable of forming a cured product having excellent hardness and castability, a cured product, a cubic molded article, and a method for producing a mold by using the cubic molded article are provided. The three-dimensional modeling pattern material contains a curable resin composition containing a (meth) acrylate compound (A) represented by Structural Formula (1) and an aliphatic (meth) acrylate compound (B). The three-dimensional modeling pattern material has a content of the (meth) acrylate compound (A) of 50% by mass or more in a total mass of the (meth) acrylate compound (A) and the (meth) acrylate compound (B).

[Problem] Provided is a two-component type curable resin composition that allows a mixture of an A agent and a B agent to have excellent dispersibility and printability, causes no visible-copper phenomenon, and provides an excellent packing form (receivability) for transportation.

[Solution] A two-component type curable resin composition according to the present invention is characterized by including: an A agent containing a carboxyl group-containing resin; and a B agent containing a thermosetting ingredient, wherein the A agent has a viscosity value in the range of 50 dPa.Math.s or more and 200 dPa.Math.s or less at 25° C. at 5 rpm, wherein the B agent has a viscosity value in the range of 100 dPa.Math.s or more and 300 dPa.Math.s or less at 25° C. at 5 rpm, wherein the dispersity of a mixture of the A agent and the B agent is 20 μm or less on a grind gauge, and wherein, with respect to the total amount of the A agent and the B agent, the mixing ratio of the A agent is 75 mass % or more and less than 100 mass %, and the mixing ratio of the B agent is more than 0 mass % and 25 mass % or less.

[Problem] Provided is a two-component type curable resin composition that allows a mixture of an A agent and a B agent to have excellent dispersibility and printability, causes no visible-copper phenomenon, and provides an excellent packing form (receivability) for transportation.

[Solution] A two-component type curable resin composition according to the present invention is characterized by including: an A agent containing a carboxyl group-containing resin; and a B agent containing a thermosetting ingredient, wherein the A agent has a viscosity value in the range of 50 dPa.Math.s or more and 200 dPa.Math.s or less at 25° C. at 5 rpm, wherein the B agent has a viscosity value in the range of 100 dPa.Math.s or more and 300 dPa.Math.s or less at 25° C. at 5 rpm, wherein the dispersity of a mixture of the A agent and the B agent is 20 μm or less on a grind gauge, and wherein, with respect to the total amount of the A agent and the B agent, the mixing ratio of the A agent is 75 mass % or more and less than 100 mass %, and the mixing ratio of the B agent is more than 0 mass % and 25 mass % or less.

Modification of functional groups along a polymer backbone to render the groups activatable upon exposure to actinic radiation is described. The polymers are typically controlled architecture polymers. Also described are adhesives containing the modified architectured polymers and related methods of use.

Modification of functional groups along a polymer backbone to render the groups activatable upon exposure to actinic radiation is described. The polymers are typically controlled architecture polymers. Also described are adhesives containing the modified architectured polymers and related methods of use.

A hard coating composition includes a silica-silsesquioxane-based resin, a photoinitiator, and a diluting monomer. The diluting monomer includes at least one of a 2-hydroxyethyl acrylate monomer, a tetrahydrofurfuryl acrylic acid monomer, an isobornyl acrylate monomer, a cyclic trimethylolpropane formal acrylate monomer, and an acryloylmorpholine monomer.