Patent ID: 7816066
Filing Date: 2010-10-19
Classification: G03F,Y10S

Abstract:
1. A positive resist composition, comprising: a resin component (A) which contains an acid dissociable, dissolution inhibiting group and exhibits increased alkali solubility under an action of an acid; and an acid generator component (B) which generates an acid upon exposure and includes an acid generator (B1) represented by general formula (B1): (wherein R 51 represents a straight chain, branched chain, or cyclic alkyl group, or a straight chain, branched chain, or cyclic fluorinated alkyl group; R 52 represents a hydrogen atom, a hydroxyl group, a halogen atom, a straight chain, branched chain, or cyclic alkyl group, a straight chain or branched chain halogenated alkyl group, or a straight chain or branched chain alkoxy group; and R