Patent ID: 6800373
Filing Date: 2004-10-05
Classification: C08G,C08L,H01L,Y10T

Abstract:
A curable epoxy resin composition for encapsulation of a solid state device, which comprises (A) at least one silicone resin, (B) at least one epoxy resin, (C) at least one anhydride curing agent, (D) at least one siloxane surfactant, and (E) at least one ancillary curing catalyst; wherein the silicone resin comprises a silicone resin of structure (I) wherein R is independently at each occurrence a hydroxyl group, C1-22 alkyl, C1-22 alkoxy, C2-22 alkenyl, C6-14 aryl, C6-22 alkyl-substituted aryl, C6-22 aralkyl, or OSiR3 wherein R3 is independently at each occurrence hydroxyl, C1-22 alkyl, C1-22 alkoxy, C2-22 alkenyl, C6-14 aryl, C6-22 alkyl-substituted aryl, or C6-22 aralkyl; and wherein z is in a range between about 1 and about 10.