Biaxially oriented polypropylene film construction for special l

Details Biaxially oriented polypropylene film construction for special l Biaxially oriented polypropylene film construction for special l

1982-12-13

1986-12-16

Swisher, Nancy A. B.

Stock material or miscellaneous articles

Composite

Of metal

428910, 428511, 428515, B32B 2700, B32B 1508

Patent

active

046296573

ABSTRACT:
A film construction is disclosed which comprises a base layer of biaxially oriented polypropylene, a top layer of a copolymer of ethylene and an unsaturated carboxylic acid, and a bottom layer selected from the group consisting of copolymers of ethylene and an unsaturated acid, copolymers of ethylene and propylene, copolymers of ethylene and vinyl acetate, and ionomers of ethylene and methacrylic acid.

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