Stock material or miscellaneous articles – Hollow or container type article – Cellular material derived from plant or animal source
Patent
1985-10-30
1988-03-01
Kittle, John E.
Stock material or miscellaneous articles
Hollow or container type article
Cellular material derived from plant or animal source
428412, 4284752, 428483, 428516, 428518, 428520, 215 1C, 264126, 264153, 425523, B27N 502, B32B 2736, B32B 2728, B32B 2708
Patent
active
047285494
ABSTRACT:
A multilayered container comprising a wall portion consisting of thermoplastic gas barrier resin (resin B) layers and thermoplastic resin (resin A) layers, with the terminal portion of the mouth opening being of a thermoplastic resin (resin A), said wall portion being a multilayered structure formed by alternately laminating the resin A layers and the resin B layers in such a manner that there are at least two resin B layers, with the proviso that there is one more of the resin A layer than the number of the resin B layers, said structure having been biaxially oriented.
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patent: 4436778 (1984-03-01), Dugal
patent: 4513037 (1985-04-01), Collins
patent: 4535901 (1985-08-01), Okudaira et al.
patent: 4550043 (1985-10-01), Beck
Ishizeki Tsutomu
Momose Yoshiaki
Nagano Mitsuyasu
Shimizu Senzo
Kittle John E.
Mitsubishi Gas Chemical Company Inc.
Ryan Patrick J.
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