Stock material or miscellaneous articles – Hollow or container type article – Cellular material derived from plant or animal source
Patent
1978-12-28
1981-01-06
Robinson, Ellis P.
Stock material or miscellaneous articles
Hollow or container type article
Cellular material derived from plant or animal source
2642902, 428480, 428910, 428 36, 525444, 138118, F16L 1106
Patent
active
042437121
ABSTRACT:
This invention relates to a stretched shrinkable film of polyethylene terephthalate containing about 2 to 35 percent by weight of polybutylene terephthalate.
REFERENCES:
patent: 2465319 (1949-03-01), Whinfield
patent: 2876067 (1959-03-01), Nagel
patent: 3187075 (1965-06-01), Siefried
patent: 3256379 (1966-06-01), Heffelfinger
patent: 3423281 (1969-01-01), Weiner
patent: 3446886 (1969-05-01), Karickoff
patent: 3455720 (1969-07-01), Davies
patent: 3953394 (1976-04-01), Fox
Hoheisel Klaus
Janocha Seigfried
Bryan James E.
Hoechst Aktiengesellschaft
Robinson Ellis P.
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