Patent ID: 7713680
Filing Date: 2010-05-11
Classification: C09D

Abstract:
1. A radiation sensitive resin composition for forming a protective film, comprising: [A] a copolymer of (a1) an unsaturated carboxylic acid, an unsaturated carboxylic anhydride or a mixture of an unsaturated carboxylic acid and an unsaturated carboxylic anhydride, (a2) an epoxy group-containing unsaturated compound and (a3) an unsaturated compound different from the components (a1) and (a2); [B] a monofunctional polymerizable unsaturated compound having a carboxyl group and a molecular weight of 180 or more; [C] a polyfunctional polymerizable unsaturated compound; and [D] a photopolymerization initiator.