Oriented polypropylene film structure

Details Oriented polypropylene film structure Oriented polypropylene film structure

1989-12-12

1991-05-28

Sluby, P. C.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

428461, 428516, 428518, 428483, 428520, B32B 516

Patent

active

050194470

ABSTRACT:
An oriented polypropylene film structure comprises an oriented polypropylene base layer and a layer of a vinylidene chloride polymer on at least one surface of the base layer or on an intermediate layer, the vinylidene chloride polymer layer being substantially free of migratable emulsifier. A metal layer is provided directly on the vinylidene chloride polymer layer.

REFERENCES:
patent: 4211326 (1980-07-01), Hein et al.
patent: 4363841 (1982-12-01), Snow
patent: 4690865 (1987-09-01), Fong

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