Patent ID: 8563217

Claim:
A resist composition comprising (A1) a resin having a structural unit represented by the formula (I), (A2) a resin having a structural unit represented by the formula (II) and being insoluble or poorly soluble in alkali aqueous solution, but becoming soluble in an alkali aqueous solution by the action of an acid and (B) an acid generator, wherein R 1 represents a hydrogen atom or a methyl group; A 1 represents a C 1 to C 6 alkanediyl group; R 2 represents a C 1 to C 10 hydrocarbon group having a fluorine atom; wherein R 3 represents a hydrogen atom, a halogen atom or a C 1 to C 6 alkyl group that optionally has one or more halogen atoms; ring 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, 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.