| abstract |
A resin comprises a structural unit derived from a compound represented by the formula (I); n n n n n n n n n n wherein R 1 represents a hydrogen atom, a halogen atom or a C 1 to C 6 alkyl group that optionally has one or more halogen atoms; X 1 represents a C 2 to C 36 heterocyclic group, one or more hydrogen atoms contained in the heterocyclic group may be replaced by a halogen atom, a hydroxy group, a C 1 to C 24 hydrocarbon group, a C 1 to C 12 alkoxyl group, a C 2 to C 4 acyl group, or a C 2 to C 4 acyloxy group, and one or more —CH 2 — contained in the heterocyclic group may be replaced by —CO— or —O—. |