Laminated packaging films and related articles of manufacture ha

Details Laminated packaging films and related articles of manufacture ha Laminated packaging films and related articles of manufacture ha

1983-09-19

1986-02-04

Buffalow, Edith

Stock material or miscellaneous articles

Hollow or container type article

Cellular material derived from plant or animal source

4284749, 4284758, 4284763, 528324, 528325, 528338, 528339, 528340, 215 1C, B27N 502

Patent

active

045685800

ABSTRACT:
The invention relates to laminated films and articles of manufacture based on such films and having improved resistance to heat treatment, wherein said films comprise a heat sealing layer of copolyamide obtained by random copolymerization of precursor monomers of at least two different polyamides. Said laminated films, or the articles of manufacture formed therefrom, such as bags or preformed containers, are useful for packaging applications, particularly in connection with food products.

REFERENCES:
patent: 3595740 (1971-07-01), Gerow et al.
patent: 3635749 (1972-01-01), Eaddy
patent: 4239826 (1980-12-01), Knott et al.
patent: 4243724 (1981-01-01), Strutzel
patent: 4420516 (1983-12-01), Ermert et al.

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