Polymer compound, method for producing polymer compound, adhesive composition, cured product, method for producing adhesive composition, and method for adjusting adhesion force

An adhesive composition comprising a polymer compound, wherein the polymer compound has a repeating unit represented by Formula 1A below:

• wherein in Formula 1A, Z1 represents a hydrogen atom or a monovalent group, R1 represents a group represented by Formula 1B, L1 represents a divalent group, n represents an integer of 1 or more, and in Formula 1B, L2 represents a single bond or a divalent group, R2 represents a group selected from the group consisting of a hydroxy group and a group represented by *—OR3, R3 represents a hydrocarbon group which may have a hetero atom, a plurality of R3's may be bonded to each other to form a ring, * represents a bonding position, m represents an integer of 1 to 5, and a plurality of L1's and a plurality of R2's may be the same as or different from each other, and
• wherein a content of the repeating unit represented by Formula 1A above is 30 mol % or less when a content of all repeating units of the polymer compound is regarded as 100 mol %.

An adhesive composition comprising a polymer compound, wherein the polymer compound has a repeating unit represented by Formula 1A below:

• wherein in Formula 1A, Z1 represents a hydrogen atom or a monovalent group, R1 represents a group represented by Formula 1B, L1 represents a divalent group, n represents an integer of 1 or more, and in Formula 1B, L2 represents a single bond or a divalent group, R2 represents a group selected from the group consisting of a hydroxy group and a group represented by *—OR3, R3 represents a hydrocarbon group which may have a hetero atom, a plurality of R3's may be bonded to each other to form a ring, * represents a bonding position, m represents an integer of 1 to 5, and a plurality of L1's and a plurality of R2's may be the same as or different from each other, and
• wherein a cross-linking density increases in the case of irradiation with ultraviolet rays of 300 to 700 nm, and a cross-linking density decreases in the case of ultraviolet rays of 200 to 300 nm after the irradiation with ultraviolet rays of 300 to 700 nm.