Patent ID: 9174377
Filing Date: 2015-11-03
Classification: B29C,B29K,B29L,B32B,Y10T

Abstract:
1. A multilayer blown film comprising: (a) a core layer having a first side and a second side, the core layer comprising an ethylene polymer; (b) an inner layer positioned on the first side of the core layer, the inner layer comprising a first conjugated diene monovinylarene block copolymer; and (c) an outer layer positioned on the second side of the core layer, the outer layer comprising a second conjugated diene monovinylarene block copolymer; wherein: the multilayer blown film has a MD shrink greater than about 60% and a CD shrink in a range from 0% to about 15% at 150° C.; the multilayer blown film is not a tenter frame, double bubble, or machine direction oriented film; and the ethylene polymer is characterized by: