Patent ID: 9128375
Filing Date: 2015-09-08
Classification: C08G,C08L,G03F,H05K

Abstract:
1. A resin composition for masks, comprising: first resin prepared by an addition reaction of polybasic acid anhydride with an adduct of an ethylenically unsaturated compound having a carboxyl group and bifunctional epoxy resin; and second resin prepared by an addition reaction of the monocarboxylic acid with one of epoxy groups of polyfunctional epoxy resin and an addition reaction of the polybasic acid with another of the epoxy groups, the ethylenically unsaturated compound containing ω-carboxy-polycaprolactone monoacrylate represented by the following general formula (1): wherein n is an integer of 1 or more, and the polyfunctional epoxy resin is novolac epoxy resin.