Polyethylene composite film

Details Polyethylene composite film Polyethylene composite film

1988-11-08

1991-04-09

Lesmes, George F.

Stock material or miscellaneous articles

Hollow or container type article

Shrinkable or shrunk

428516, 428910, 428349, 428461, 4284761, 428483, 4284735, 428509, 428513, 428523, B32B 702, B32B 708, B65B 5300

Patent

active

050063782

ABSTRACT:
A polyethylene composite film suitable for packaging, which is superior in moistureproofness, flex-o-crack resistance, tearability and heat-sealing property, is provided comprising an oriented polyethylene film such that the degree of cross-linking inwardly decreases across the thickness of the film and at least one lamination layer, provided on one side of the oriented polyethylene film consisting of a lamination material having a heat shrinkage of less than 5% at 120.degree. C.

REFERENCES:
patent: 4410582 (1983-09-01), Tsunashima et al.
patent: 4652490 (1987-03-01), Arita et al.
patent: 4741957 (1988-05-01), Park
patent: 47705714 (1987-11-01), Itaba et al.

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