Heat-shrinkable composite packaging film

Details Heat-shrinkable composite packaging film Heat-shrinkable composite packaging film

1985-05-31

1987-09-22

Ives, P. C.

Stock material or miscellaneous articles

Hollow or container type article

Cellular material derived from plant or animal source

428216, 4284761, 428516, 428520, 428518, 428349, 428215, 428910, 426129, 426127, 2641761, B65D 8500, B32B 2700

Patent

active

046954910

ABSTRACT:
A heat-shrinkable, composite packaging film comprising (a) a core layer of saponified ethylene-vinyl acetate copolymer; (b) a first polymeric outer wall bonded to one side of the core layer; and (c) a second, heat-sealable polymeric outer wall bonded to the other side of the core layer; said first and second outer walls each having a permeability to hot water having a temperature of 90.degree. C. of less than 600 g/m.sup.2 /hour. The film is suitable for packaging meat and other food products subjected to sterilization and heat-shrinking process in a hot water bath.

REFERENCES:
patent: 3882259 (1975-05-01), Nohara et al.
patent: 4409364 (1983-10-01), Schmukler et al.
patent: 4416944 (1983-11-01), Adur
patent: 4495249 (1985-01-01), Ohya et al.

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