Patent ID: 8399176
Filing Date: 2013-03-19
Classification: G03F

Abstract:
1. A photosensitive resin composition comprising, as an alkali-soluble binder resin, a blend of a first binder resin and a second binder resin; wherein the first binder resin has a weight average molecular weight greater than or equal to 1,000 and less than 20,000, contains no unsaturated double bonds and contains repeating units of Formulae 1, 2 and 3: (wherein each R1 is independently a hydrogen atom or a methyl group, R2 is selected from the group consisting of C (wherein each R1 is independently a hydrogen atom or a methyl group, R3 is selected from the group consisting of C (wherein each R1 is independently a hydrogen atom or a methyl group, and R4 is a direct bond; or is selected from the group consisting of C wherein the second binder resin has a weight average molecular weight greater than or equal to 20,000 and less than 80,000 and contains unsaturated double bonds as reactive groups.