Laminated packaging material

Details Laminated packaging material Laminated packaging material

1981-12-28

1982-12-14

Van Balen, William J.

Stock material or miscellaneous articles

Hollow or container type article

Cellular material derived from plant or animal source

428192, 428216, 428461, 428463, 4284761, 428483, 428516, 428518, 428520, B65D 8570, B32B 102, B32B 104

Patent

active

043638414

ABSTRACT:
A laminated packaging material suitable for use in flexible containers for potato chips, corn chips, and the like, comprises (A) as an outer surface, a transparent sheet of nylon, polyester, cellophane, or polypropylene, (B) a coextruded laminate of pigmented polyethylene and ethylene acrylic acid copolymer, (C) a metallic foil, preferably aluminum, and (D) a heat-sealable polyolefin as an inner surface. Bags prepared from this packaging material have excellent moisture resistance and sealing properties.

REFERENCES:
patent: 3445324 (1969-05-01), Curler et al.
patent: 3514367 (1970-05-01), James
patent: 3524795 (1970-08-01), Peterson
patent: 3616190 (1971-10-01), Shaw
patent: 4085244 (1978-04-01), Stillman
patent: 4096309 (1978-06-01), Stillman
patent: 4172915 (1979-10-01), Sheptak et al.
patent: 4190477 (1980-02-01), Ossian et al.
patent: 4241130 (1980-12-01), Barnes
patent: 4309466 (1982-01-01), Stillman

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