The present invention relates to an olefin resin including a copolymer of an olefin macromonomer with a non-conjugated diene.

The present invention relates to an olefin resin including a copolymer of an olefin macromonomer with a non-conjugated diene.

An object of the present invention is to provide a surface modifier composition that is capable of performing surface modification of various types of hardly adhesive materials, and of improving adhesion with respect to various types of hardly adhesive materials, and an adhesion method using the same. The present invention relates to a surface modifier composition, containing: an (A) component: a hydrogen abstraction type radical initiator; a (B) component: a silane compound having a hydrolyzable silyl group, and one or more functional groups which are at least one type of functional group selected from the group consisting of radical polymerizable functional groups and mercapto groups; and a (C) component: at least one compound selected from the group consisting of a (C1) specific silane compound and a (C2) condensation reaction catalyst, in which the surface modifier composition is used in surface modification of an adherend containing a resin having a hydrocarbon bond.

An object of the present invention is to provide a surface modifier composition that is capable of performing surface modification of various types of hardly adhesive materials, and of improving adhesion with respect to various types of hardly adhesive materials, and an adhesion method using the same. The present invention relates to a surface modifier composition, containing: an (A) component: a hydrogen abstraction type radical initiator; a (B) component: a silane compound having a hydrolyzable silyl group, and one or more functional groups which are at least one type of functional group selected from the group consisting of radical polymerizable functional groups and mercapto groups; and a (C) component: at least one compound selected from the group consisting of a (C1) specific silane compound and a (C2) condensation reaction catalyst, in which the surface modifier composition is used in surface modification of an adherend containing a resin having a hydrocarbon bond.

A photocurable composition contains components (A) to (D). The composition contains 1 to 50 parts by mass of the following component (B) and 50 to 300 parts by mass of the component (C) relative to 100 parts by mass of the following component (A). The component (A) is a polyisobutylene having a (meth)acryloyl group in its molecule. The component (B) is a urethane-modified (meth)acrylate oligomer (excluding the component (A)). The component (C) is a (meth)acrylate monomer (excluding the component (A) and the component (B)). The component (D) is a photoinitiator.

The present invention describes novel macromonomers containing polyisobutene groups and homo- or copolymers thereof.

The present invention describes novel macromonomers containing polyisobutene groups and homo- or copolymers thereof.

Although it has been difficult to stabilize a viscosity and a thixo ratio in a composition containing a (meth)acrylate compound having a polyisobutylene skeleton, the present invention can stabilize the viscosity and the thixo ratio in a photocurable composition containing a (meth)acrylate compound having a polyisobutylene skeleton.

A photocurable composition including a component (A) and a component (B) such that the component (B) is contained in an amount of 0.1 to 15 parts by mass relative to 100 parts by mass of the component (A):

component (A): a (meth)acrylate compound having a polyisobutylene skeleton; and

component (B): a (meth)acrylamide compound.

Although it has been difficult to stabilize a viscosity and a thixo ratio in a composition containing a (meth)acrylate compound having a polyisobutylene skeleton, the present invention can stabilize the viscosity and the thixo ratio in a photocurable composition containing a (meth)acrylate compound having a polyisobutylene skeleton.

A photocurable composition including a component (A) and a component (B) such that the component (B) is contained in an amount of 0.1 to 15 parts by mass relative to 100 parts by mass of the component (A):

component (A): a (meth)acrylate compound having a polyisobutylene skeleton; and

component (B): a (meth)acrylamide compound.

The present invention aims to provide a curable resin composition excellent in surface curability and deep curability by irradiation with active energy rays such as ultraviolet rays while maintaining sealability. The present invention provides a curable resin composition including the following ingredients (A) to (D): ingredient (A): a polymer which has one or more (meth)acryloyl groups and has a polyisobutylene backbone containing a —[CH2C(CH3)2]- unit, ingredient (B): a radical polymerization initiator, ingredient (C): a triarylphosphine or a triarylphosphine derivative, and ingredient (D): xanthone or a xanthone derivative.