Multi-layer oriented polypropylene films with low COF skin(s)

Stock material or miscellaneous articles – Composite – Of addition polymer from unsaturated monomers

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15624411, 428 35, 428349, 525240, B32B 2708

Patent

active

045783160

ABSTRACT:
An oriented film structure comprising a polypropylene film having on at least one surface thereof a layer of a blend of (I) a member selected from the group consisting of a medium density polyethylene, a high density polyethylene and mixtures thereof and (II) polypropylene.

REFERENCES:
patent: 4221882 (1980-09-01), Huff
patent: 4339494 (1982-07-01), Weiner
patent: 4366292 (1982-12-01), Werner et al.
patent: 4390385 (1983-06-01), Ferguson
patent: 4419411 (1983-12-01), Park

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