Polymer films

Details Polymer films Polymer films

1979-09-20

1981-04-28

Herbert, Jr., Thomas J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

264 53, 264 54, 264321, 428311, 428323, 423332, 428500, B32B 516, B32B 518, B32B 2700

Patent

active

042646723

ABSTRACT:
A stretched polyolefin film, suitable for use as a packaging material, comprising a uniform cellular structure produced by the use of a blowing agent and consisting essentially of a crystalline having a broad molecular weight distribution and a low Melt Flow Index wherein the film contains 0-25% by weight of fillers or pigments and wherein the film has a thickness of 11 mils or less.

REFERENCES:
patent: 3422172 (1969-01-01), Dekker

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