Packaging material for long-term storage of shelf stable food pr

Details Packaging material for long-term storage of shelf stable food pr Packaging material for long-term storage of shelf stable food pr

1986-12-04

1988-03-08

Van Balen, William J.

Stock material or miscellaneous articles

Composite

Of polyamide

15624411, 15624422, 2641761, 26417718, 4284749, 4284758, 4284763, 428516, 428518, B32B 2708, B32B 2730, B32B 2732, B32B 2734

Patent

active

047299266

ABSTRACT:
A thermoplastic laminate suitable for long-term storage of shelf stable food products includes a first substrate comprising a layer of ethylene vinyl alcohol copolymer and a layer of a polyamide; and a second substrate bonded to the first substrate and comprising a vinylidene chloride copolymer. Polyamide may be included in a separate and distinct third substrate disposed between the first and second substrates.

REFERENCES:
patent: 4178401 (1979-12-01), Weinberg et al.
patent: 4182457 (1980-01-01), Yamada et al.
patent: 4284674 (1981-08-01), Sheptak
patent: 4355721 (1982-10-01), Knott et al.
patent: 4398635 (1983-08-01), Hirt
patent: 4405667 (1983-09-01), Christensen et al.
patent: 4407873 (1983-10-01), Christensen et al.
patent: 4501798 (1985-02-01), Koschak et al.
patent: 4532189 (1985-07-01), Mueller
patent: 4568580 (1986-02-01), Ghirardello et al.
patent: 4576988 (1986-03-01), Tanaka et al.
patent: 4608302 (1986-08-01), Schirmer
Ethylene Vinyl Alcohol Resins for Gas-Barrier Material T. Iwanami & Y. Hirai, TAPPI Journal, vol. 66, No. 10, Oct. 1983, pp. 85 to 90.
Technical Bulletin No. KIC-102 from Kuraray Gas Permeation of EVAL.

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