Patent ID: 6423421
Filing Date: 2002-07-23
Classification: B32B,Y10S,Y10T

Abstract:
A multilayer oriented heat shrinkable film comprising:a) an internal layer comprising a multicomponent ethylene/alpha-olefin interpenetrating network resin having a melt index less than 1.4, the resin comprising i) a homogeneous component having a melt index of less than 1, and a density of at least 0.91 grams/cubic centimeter, and ii) a heterogeneous component with a melt index of between 1.5 and 20; and b) outer layers comprising a polymeric resin; wherein the film has i) a haze value (ASTM D 1003-95) less than or equal to 5, ii) a peak load/mil value (ASTM D 3763-95a) of at least 155 newtons/mil, and iii) a free shrink (ASTM D 2732-83) at a temperature of 200Â° F. of at least 8% in either or both of the longitudinal and transverse directions.