Patent ID: 7847003
Filing Date: 2010-12-07
Classification: G03F

Abstract:
1. A positive photosensitive resin composition comprising (A), (B) and (C); wherein (A) comprises an alkali-soluble resin comprising a copolymer comprising an unsaturated carboxylic acid derivative and an N-substituted maleimide selected from N-cyclohexylmaleimide, N-methylmaleimide and N-ethylmaleimide, and which has a number average molecular weight of from 2,000 to 20,000, wherein (B) comprises a 1,2-quinone diazide compound of formula (1): wherein each D independently is a hydrogen atom or an organic group comprising a 1,2-quinone diazide group, wherein R wherein (C) comprises a crosslinking compound represented by formula (2), which is present in from 5 to 50 parts by weight, per 100 parts by weight of the alkali-soluble resin, wherein n is an integer of from 2 to 10, m is an integer of from 0 to 4, and R