Patent ID: 8399581

Claim:
A film comprising: a polyethylene having a density in the range of from 0.910 to 0.940 g/cc, a Mw/Mn value of 2.5 to 7, a flow index (I 21 ) of about 18.16 g/10 min to about 29.4 g/10 min, an I 21 /I 2 of ≦40, and a CDBI value of ≦55%, wherein the film has an MD tear to TD tear ratio of ≧1.0, an MD tear ≧400 g/mil, an MD shrinkage ≧70%, and a dart drop impact ≧500 g/mil, for a film of ≦1 mil, wherein the polyethylene is extruded at a draw down ratio of from 20 to 50 to form the film, and wherein the MD tear of the film increases with increasing MD shrinkage.