Patent ID: 9528261
Filing Date: 2016-12-27
CPC Classification: B32B,D04H,E04B,Y10T

Claim Text:
1. An insulation product, consisting essentially of: a fibrous layer comprising synthetic fibers, the fibrous layer having first and second opposing major surfaces, the fibrous layer having an average denier of less than about 3.0; and a paper-backed facing layer comprising a paper layer and a metallic layer, the paper layer adhered to only one of the first and second major surfaces of the fibrous layer, wherein the facing layer is a Foil/Scrim/Kraft (FSK) facing layer, and wherein the facing layer has a thickness of about 0.01 inches and a weight of about 0.35 osf; wherein the insulation product has a flame spread index of no greater than 25 and a smoke developed index of no greater than 50 as measured in accordance with ASTM E84, wherein the insulation product has a thickness of between about 0.5 and about 2 inches, wherein the insulation product has a density at least about 1.27 pcf, and wherein the insulation product has a thermal conductivity of less than about 0.3 Btu-in./ft