The present disclosure provides heat-curable coating compositions for optical articles. The coating compositions include a multifunctional epoxy monomer in combination with a UV absorber. The inclusion of at least one multifunctional epoxy monomer and at least one UV absorber provide epoxy coatings that exhibit excellent adhesion on a variety of lens substrates.

The present disclosure provides heat-curable coating compositions for optical articles. The coating compositions include a multifunctional epoxy monomer in combination with a UV absorber. The inclusion of at least one multifunctional epoxy monomer and at least one UV absorber provide epoxy coatings that exhibit excellent adhesion on a variety of lens substrates.

A mask-integrated surface protective tape, containing: a substrate film; a temporary-adhesive layer provided on the substrate film; and a mask material layer provided on the temporary-adhesive layer; wherein the mask material layer and the temporary-adhesive layer each contain a (meth)acrylic copolymer; and wherein the mask-integrated surface protective tape is used for a method of producing a semiconductor chip utilizing a plasma-dicing.

A mask-integrated surface protective tape, containing: a substrate film; a temporary-adhesive layer provided on the substrate film; and a mask material layer provided on the temporary-adhesive layer; wherein the mask material layer and the temporary-adhesive layer each contain a (meth)acrylic copolymer; and wherein the mask-integrated surface protective tape is used for a method of producing a semiconductor chip utilizing a plasma-dicing.

The present disclosure relates to a curable precursor of a structural adhesive composition, comprising: a thermally curable resin; a thermal curing initiator for the thermally curable resin; a radiation self-polymerizable multi-functional compound comprising a polyether oligomeric backbone and at least one free-radical (co)polymerizable reactive group at each terminal position of the oligomer backbone; and a free-radical polymerization initiator for the radiation self-polymerizable multi-functional compound.

The present disclosure relates to a curable precursor of a structural adhesive composition, comprising: a thermally curable resin; a thermal curing initiator for the thermally curable resin; a radiation self-polymerizable multi-functional compound comprising a polyether oligomeric backbone and at least one free-radical (co)polymerizable reactive group at each terminal position of the oligomer backbone; and a free-radical polymerization initiator for the radiation self-polymerizable multi-functional compound.

A sealing composition and a sealing method for a coated electric cable have excellent sealing performance even under conditions such as cooling-heating cycles or high temperature and humidity. The coated electric cable sealing composition is for sealing a core wires connection section formed by electrically connecting multiple core wires exposed from multiple coated electric wires, and features having a hardening time of 10 minutes or less at 130° C., and permeating to inside of the coated electric wires at a height of 5 mm or more at the time point of hardening while the exposed parts of the core wires including the core wires connection section and the boundary part between the coated parts and the exposed parts of the core wires are immersed perpendicularly in the coated electric cable sealing composition filled in a resin cap and the sealing composition is heated to be cured.

A sealing composition and a sealing method for a coated electric cable have excellent sealing performance even under conditions such as cooling-heating cycles or high temperature and humidity. The coated electric cable sealing composition is for sealing a core wires connection section formed by electrically connecting multiple core wires exposed from multiple coated electric wires, and features having a hardening time of 10 minutes or less at 130° C., and permeating to inside of the coated electric wires at a height of 5 mm or more at the time point of hardening while the exposed parts of the core wires including the core wires connection section and the boundary part between the coated parts and the exposed parts of the core wires are immersed perpendicularly in the coated electric cable sealing composition filled in a resin cap and the sealing composition is heated to be cured.

A window module including a window, a first print layer, an ink layer, and a protective layer covering the ink layer. The protective layer includes a polymer resin polymerized from monomers including a first monomer which is an acrylic monomer substituted with a hydroxy group, a second monomer having an epoxy group, and at least one of a third monomer having a substituted or unsubstituted phenyl group or a fourth monomer which is an acrylic monomer having a substituted or unsubstituted bicyclic alkyl group, and thus, has excellent durability, chemical resistance, and abrasion resistance.

A window module including a window, a first print layer, an ink layer, and a protective layer covering the ink layer. The protective layer includes a polymer resin polymerized from monomers including a first monomer which is an acrylic monomer substituted with a hydroxy group, a second monomer having an epoxy group, and at least one of a third monomer having a substituted or unsubstituted phenyl group or a fourth monomer which is an acrylic monomer having a substituted or unsubstituted bicyclic alkyl group, and thus, has excellent durability, chemical resistance, and abrasion resistance.