Patent ID: 7625828
Filing Date: 2009-12-01
Classification: B32B,D04H,E04B,Y10T

Abstract:
1. An insulation product comprising: a low density, non-rigid and compressible mat containing randomly oriented glass fibers bonded by a heat cured binder, said mat having first and second major surfaces and a pair of side portions; and a nonwoven sheet bonded to said first major surface, said nonwoven sheet comprising first randomly oriented fibers and second randomly oriented fibers, said first randomly oriented fibers having a melting point above a temperature used in curing said mat and said second randomly oriented fibers having a melting point below said temperature used in curing said mat, said nonwoven sheet bonded to said first major surface at least in part by a melt bond between said second randomly oriented fibers and said randomly oriented glass fibers in said low density mat.