Multi-layer web of film having a gas barrier

Details Multi-layer web of film having a gas barrier Multi-layer web of film having a gas barrier

1989-05-11

1992-03-24

Sluby, P. C.

Flexible bags

With closure

For access opening in bag bottom

428215, 428 367, 428483, 428518, 428520, 604408, 383113, B65D 3316, B32B 2708, A61B 1900

Patent

active

050982028

ABSTRACT:
A web of film capable of being constructed into a flexible container is provided. The web of film comprises: a first layer of polyester; a second layer of polyvinyl chloride that does not include a DEHP plasticizer or epoxidized oil; a third gas barrier layer; a fourth layer of polyvinyl chloride that does not include a plasticizer; and a fifth layer of polyester. A container made from the film is also provided.

REFERENCES:
patent: 4565742 (1986-01-01), Lang
patent: 4788105 (1988-11-01), Mueller et al.
patent: 4826493 (1989-05-01), Martini et al.

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