HIGH MIR LINEAR POLYE THYLENES AND COEXTRUDED FILMS THEREFROM

摘要

A high clarity, high throughput film comprising at least two skin layers and at least one core layer there between, wherein the skin layers comprise at least one linear ethylene-α-olefin copolymer having an I21/I2 of greater than 20; a density within the range from 0.910 to 0.945 g/cm3 and CDBI of less than 40; and the core layer comprises at least one polyethylene having an overall density of at least 0.910 g/cm3; wherein the film has a dart impact (ASTM D1709) of greater than 10 g/μm and a Haze (ASTM D1003 method B) of less than 10%.