High tear strength film

Details High tear strength film High tear strength film

2005-12-20

2009-10-27

Nutter, Nathan M (Department: 1796)

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Physical dimension specified

C525S240000, C264S176100

Reexamination Certificate

active

07608327

ABSTRACT:
A thick film produced from a polyolefin blend is disclosed. The film is prepared from a blend having a density from 0.935 to 0.955 g/cm3and comprising LLDPE and greater than 50% by weight HDPE having a density greater than 0.955 g/cm3. The film has a modulus in the machine direction from about 75,000 to about 130,000 psi and improved machine direction tear strength.

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