Patent ID: 7122587
Filing Date: 2006-10-17
Classification: C08K,C08L,H01L

Abstract:
1. A semiconductor encapsulating, flame retardant epoxy resin composition comprising as essential components, (A) an epoxy resin, (B) a curing agent, (C) an inorganic filler, and (D) a phosphazene compound of the average compositional formula (1) having a melting point of 110 to 130° C., wherein the subscripts a, b and n are numbers satisfying 0<a≦0.05n, 1.90n≦b<2n, 2a+b=2n, and 3≦n≦6, a proportion of n=3 of at least 90% by weight, the composition being substantially free of bromides and antimony compounds.