Pasteurizable and cook-in shrink bag constructed of a multilayer

Details Pasteurizable and cook-in shrink bag constructed of a multilayer Pasteurizable and cook-in shrink bag constructed of a multilayer

1982-07-26

1984-05-15

Ives, P.

Food or edible material: processes, compositions, and products

Packaged or wrapped product

Having consumer oriented diverse utility

426127, 426412, 428 35, 428216, 428516, 428518, 428520, 428910, 428913, 2642095, B65B 2522, B65D 8134, B32B 702

Patent

active

044487924

ABSTRACT:
A pasteurizable, cook-in shrink bag is provided that comprises a first or sealing and food contact layer composed of propylene homopolymer or copolymer; a second or heat shrinkable layer composed of a blend of propylene homopolymer or copolymer and butylene homopolymer or copolymer; a third or adhesive layer composed of ethylene methacrylate copolymer; a fourth or barrier layer composed of vinylidene chloride copolymer; a fifth or adhesive layer as in said third layer; and a sixth or optical clarity layer as in said first layer; further provided that the foregoing bag structure is oriented and irradiated to a dose of about 4-12 megarads after orienting or alternatively, though less preferred, to about 6-12 megarads before orienting. Associated method for making said bag is also provided.

REFERENCES:
patent: 3524795 (1970-08-01), Peterson
patent: 3558330 (1971-01-01), Widiger et al.
patent: 3891008 (1975-06-01), D'Entremont
patent: 4207363 (1980-06-01), Lustig et al.

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