| abstract |
The present invention discloses a cast film comprising a polyethylene composition comprising ethylene and, optionally, a reaction product of one or more alpha-olefin comonomers, wherein the polyethylene composition is characterized by Characteristics: Melt Index I2 is from 1 g/10 min to 20 g/10 min according to ASTM D1238 (2.16 kg, 190 ° C); density (measured according to ASTM D792) is from 0.935 g/cm3 to 0.970 g/cm3; 5.5 to 7.0 Melt flow ratio I10/I2, wherein I10 is measured according to ASTM D1238 (10 kg, 190 ° C); molecular weight distribution (Mw / Mn) is 2.2 to 3.5; and vinyl unsaturation is present in the main chain of the composition Each thousand carbon atoms is greater than 0.12 vinyl. |