Patent ID: 7034404

Claim:
A resin composition for semiconductor encapsulation comprising the following components (A) to (D) and having a viscosity of 7,000 poise or more at 25° C. and 5,000 poise or less at 80° C.: (A) an epoxy resin; (B) a phenolic resin; (C) a latent curing accelerator, wherein the latent curing accelerator is a micro-capsule curing accelerator having a core-shell structure comprising a core portion made of the curing accelerator encapsulated with a shell portion mainly composed of a polymer having a structural unit represented by the following general formula (1) wherein R represents a divalent or trivalent organic group, and R 1 and R 2 , which may be the same or different, each represents a hydrogen atom or a monovalent organic group; and (D) an inorganic filler.