Packaging film

Details Packaging film Packaging film

1990-03-02

1995-02-07

Sluby, P. C.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428516, 428518, 428520, 426127, B32B 2708, B32B 2730

Patent

active

053874706

ABSTRACT:
A multi-layer film useful in food packaging comprising a first core layer comprising VLDPE or LLDPE; optionally a second core layer comprising VLDPE or LLDPE; two outer layers each comprising an ionomer; and further core layers between the first core layer and the outer layer and between the second core layer and the outer layer the further core layers comprising an olefin polymer or copolymer. The film may also include an oxygen barrier layer and may be oriented to provide a heat shrinkable film.

REFERENCES:
patent: 4469742 (1984-09-01), Oberle et al.
patent: 4606922 (1986-08-01), Schirmer
patent: 4640856 (1987-02-01), Ferguson
patent: 4801486 (1986-09-01), Quacquarella
patent: 4855183 (1989-08-01), Oberle

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