Composition, adhesive, and joined body

Abstract

A two-agent type composition consisting of first agent and second agent, wherein: first agent contains an elastomer, a first and second acrylic component, a second acrylic component, and a polymerization initiator; second agent contains condensate of amine and aldehyde, third acrylic component, and reducing agent; the first acrylic component is (meth)acrylate or (meth)acrylic acid, containing two or more hydroxyl groups bonded to a carbon atom in one molecule, or containing one or more functional groups of one or more kind of functional groups selected from group consisting of an amide group, a cyclic amide group, a sulfoxide group, a ketone group, an aldehyde group, a sulfo group, a sulfino group, a phosphonic group, a sulfobetaine group, a carbobetaine group, and a phosphobetaine group in one molecule; second acrylic component is a (meth)acrylate or (meth)acrylic acid other than first acrylic component; and the third acrylic component is (meth)acrylate or (meth)acrylic acid.

Dependencies are inferred from the claim text.