Patent ID: 9745455
Date: 2017-08-29
CPC Classifications: B32B,C08L,Y10T

Claim:
1. A multi-layer biaxially oriented film comprising of a base or core layer and at least one adjacent layer, the base or core layer comprising a first polyolefin resin-containing layer comprising polypropylene and polyethylene, wherein the film has a matte side having gloss below 40 GU and has a gloss to haze ratio of greater than 0.25 GU/% and less than 15 GU/%, the polypropylene having an isotactic content of about 90% or greater, a melt flow rates of about 1.6-2.0 g/10 min, a heat of crystallization of about 105-111 J/g, and a C 13 NMR isotactic pentad ratio of about 93%, wherein the film has haze below 30%.