Patent ID: 8409784
Filing Date: 2013-04-02
Classification: C08F,G03F,H05K,Y10T

Abstract:
1. A photosensitive resin composition comprising: (A) (meth)acrylate compound having the following general formula (1′); (B) polyimide precursor; and (C) photopolymerization initiator, wherein (B) polyimide precursor is a polyamic acid produced from a carboxylic acid dianhydride and a diamine composition including a diamine having the following general formula (2) and an aromatic diamine, a mole ratio of the diamine having the following general formula (2) to the aromatic diamine being 0.05 to 4.9, where R 1 denotes a hydrogen atom or methyl group; R 2 denotes a monovalent organic group comprising an alkyl group, a carboxy-terminated organic group formed by ring-opening addition reaction of acid anhydride with methylhydroxyl group, a vinyl group, and a glycidyl group; n and m each denote an integer of 1 to 5; p denotes an integer of 0 to 6; q and r each denote an integer of 0 to 4; and s denotes an integer of 0 to 6, wherein the sum of p, q, r and s is 6, and the sum of p and s ranges from 3 to 6, where R 3 and R 4 each denote an aliphatic hydrocarbon group having 1-6 carbon atoms, and n denotes an integer of 1 to 30.