The application relates to a two-component composition comprising: a component A comprising: at least one polyurethane P having at least two terminal (meth)acrylate functions; at least one reducing agent; and at least one (meth)acrylate monomer M1 selected from among the following compounds and mixtures thereof:

##STR00001## a component B comprising: at least one oxidizing agent; and optionally at least one methacrylate monomer.

The photocurable resin composition of the present invention has a reaction force at 10% compression of a cured product of the photocurable resin composition of 1 to 300 kPa and a reaction force at 50% compression of the cured product of the photocurable resin composition of 1 to 500 kPa, contains a hollow organic resin filler as a component (A), and does not contain a monofunctional acrylic monomer having a hydroxyl group.

The photocurable resin composition of the present invention has a reaction force at 10% compression of a cured product of the photocurable resin composition of 1 to 300 kPa and a reaction force at 50% compression of the cured product of the photocurable resin composition of 1 to 500 kPa, contains a hollow organic resin filler as a component (A), and does not contain a monofunctional acrylic monomer having a hydroxyl group.

Adhesive resin compositions, for the manufacture of wood-based panels, comprising thermosetting resin and nanocellulose, wood-based panels comprising said adhesive resin compositions, methods of using said adhesive resin compositions, and methods of preparing said adhesive resin compositions.

Adhesive resin compositions, for the manufacture of wood-based panels, comprising thermosetting resin and nanocellulose, wood-based panels comprising said adhesive resin compositions, methods of using said adhesive resin compositions, and methods of preparing said adhesive resin compositions.

An anaerobically curable composition comprising a hydroxy-functionalized mono(meth)acrylate compound, an aromatic mono(meth)acrylate compound which is not the same as the hydroxy-functionalized mono(meth)acrylate compound, a (meth)acrylate functionalised polyurethane resin, and an anaerobic cure inducing component.

An anaerobically curable composition comprising a hydroxy-functionalized mono(meth)acrylate compound, an aromatic mono(meth)acrylate compound which is not the same as the hydroxy-functionalized mono(meth)acrylate compound, a (meth)acrylate functionalised polyurethane resin, and an anaerobic cure inducing component.

Provided by the present invention is a two-component adhesive which includes a first composition and a second composition, in which the first composition contains: a complex derived from an organoborane and a first compound having a first group capable of undergoing an addition reaction to an isocyanate group; and a second compound having a plurality of hydroxy groups, and the second composition contains: a third compound having a plurality of isocyanate groups; a fourth compound having a polymerizable group; and a dehydrating agent. Provided that a mass of the fourth compound in the second composition is X, and that a total mass of the second compound in the first composition and the third compound in the second composition is Y, a value X/(X+Y) is preferably no less than 0.4 and no greater than 0.85.

Provided is an adhesive sheet causing neither cracks nor delamination when bonding to a member sheet to form a laminate sheet even when the laminate sheet is folded under low and high temperature environments, and having excellent restorability when the laminate sheet is bent and held under high temperature conditions.

Proposed is an adhesive sheet satisfying the following requirements (1) to (3): (1) the storage shear elastic modulus at 80° C. (G′(80° C.)) obtained by dynamic viscoelasticity measurement in a shear mode at a frequency of 1 Hz is 1.0 kPa or more and 100 kPa or less; (2) the storage shear elastic modulus at −20° C. (G′(−20° C.)) obtained by dynamic viscoelasticity measurement in a shear mode at a frequency of 1 Hz is 1.0 kPa or more and 140 kPa or less; and (3) when the storage shear elastic modulus is measured by dynamic viscoelasticity measurement in a shear mode at a frequency of 1 Hz, the average slope of −20° C. to 80° C., which is represented by formula (1): average slope=(G′(80° C.)−G′(−20° C.))/100, is −0.40 to 0 (kPa/° C.) on a graph where the y-axis represents the storage shear elastic modulus (kPa) and the x-axis represents the temperature (° C.).

Provided is an adhesive sheet causing neither cracks nor delamination when bonding to a member sheet to form a laminate sheet even when the laminate sheet is folded under low and high temperature environments, and having excellent restorability when the laminate sheet is bent and held under high temperature conditions.

Proposed is an adhesive sheet satisfying the following requirements (1) to (3): (1) the storage shear elastic modulus at 80° C. (G′(80° C.)) obtained by dynamic viscoelasticity measurement in a shear mode at a frequency of 1 Hz is 1.0 kPa or more and 100 kPa or less; (2) the storage shear elastic modulus at −20° C. (G′(−20° C.)) obtained by dynamic viscoelasticity measurement in a shear mode at a frequency of 1 Hz is 1.0 kPa or more and 140 kPa or less; and (3) when the storage shear elastic modulus is measured by dynamic viscoelasticity measurement in a shear mode at a frequency of 1 Hz, the average slope of −20° C. to 80° C., which is represented by formula (1): average slope=(G′(80° C.)−G′(−20° C.))/100, is −0.40 to 0 (kPa/° C.) on a graph where the y-axis represents the storage shear elastic modulus (kPa) and the x-axis represents the temperature (° C.).