Patent ID: 6469074
Filing Date: 2002-10-22
Classification: C08G,Y10T

Abstract:
A liquid epoxy resin composition for sealing a semiconductor device which comprises (A) a cyanic acid ester, (B) an epoxy resin, (C) an inorganic filler, (D) a metal chelate and/or a metal salt, and (E1) an acid anhydride, wherein at least one of components A and B is liquid at room temperature, component E1 is liquid at room temperature, the weight ratio of component C to the total weight of the composition is 0.60:1 to 0.95:1, the weight ratio of component A to component B is 0.76:1 to 1.43:1, and the weight ratio of component E1 to the total weight of the composition except component C is 0.01:1 to 0.3:1.