High strength coextruded film for chub packaging

Details High strength coextruded film for chub packaging High strength coextruded film for chub packaging

1987-12-18

1990-06-26

Ives, P. C.

Stock material or miscellaneous articles

Hollow or container type article

Paper containing

428 367, 4284758, 4284769, 428516, 428518, 428520, 428349, 264514, 264515, B65D 8124, B32B 2730

Patent

active

049371126

ABSTRACT:
A multilayer hot blown film useful in chub packaging comprises a first outer layer of a heat-sealable polymeric material; a first interior layer of a high molecular weight polymeric material; a second interior layer of a polyamide; and a second outer layer of a self-weldable polymeric material.

REFERENCES:
patent: 3223761 (1965-12-01), Raley
patent: 4386124 (1983-05-01), Akao
patent: 4477532 (1984-10-01), Schmukler et al.
patent: 4801486 (1989-01-01), Quacquarella et al.
patent: 4803122 (1989-02-01), Schirmer
HS 660 Film.
HS 2000 Film.

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