Thermoplastic multi-layer packaging film and bags made therefrom

Details Thermoplastic multi-layer packaging film and bags made therefrom Thermoplastic multi-layer packaging film and bags made therefrom

1990-05-25

1993-08-10

Robinson, Ellis P.

Stock material or miscellaneous articles

Hollow or container type article

Shrinkable or shrunk

428516, 428518, 428 354, 428 352, 428367, 428212, 428519, 428910, 427551, 426127, 2641761, 526348, 5263486, 5263522, B32B 2708, B32B 2730, B32B 2732, B29D 702

Patent

active

052347311

ABSTRACT:
A heat-shrinkable, oriented film having two layers of different very low density polyethylenes is disclosed. The melt index of the polyethylenes differs by about 1 or more decigrams/minute. The films have good shrink and good puncture resistance.

REFERENCES:
patent: 3741253 (1973-06-01), Brax et al.
patent: 4064296 (1977-12-01), Bornstein et al.
patent: 4399173 (1983-08-01), Anthony et al.
patent: 4640856 (1987-02-01), Ferguson et al.
patent: 4801486 (1989-01-01), Quacquarella et al.
patent: 4863769 (1989-09-01), Lustig et al.
patent: 4863784 (1989-09-01), Lustig et al.
patent: 4927708 (1990-05-01), Herran et al.
patent: 4976898 (1990-12-01), Lustig et al.

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