Patent ID: 8173232
Filing Date: 2012-05-08
Classification: B32B,C08F,C08L,Y10T

Abstract:
1. A multi-layer film having a thickness of at least 3 mils comprising at least one inner layer and two exterior layers, wherein the inner layer comprises at least 50 weight percent polyethylene copolymer having a melt index less than 2 grams/10 minutes, a density less than or equal to 0.910 g/cm 3 , an overall heat of fusion less than 120 Joules/gram and a heat of fusion above 115° C. of less than 5 Joules/gram, and a total heat of fusion of the inner layer less than a heat of fusion of either of the two exterior layers, and wherein the multi-layer film has an elastic recovery of at least 40% when stretched to 100% elongation.