Container with improved heat shrunk cellular sleeve

Details Container with improved heat shrunk cellular sleeve Container with improved heat shrunk cellular sleeve

1974-09-09

1977-07-26

Bell, James J.

Stock material or miscellaneous articles

Hollow or container type article

Cellular material derived from plant or animal source

156 78, 156 85, 156244, 215DIG6, 215 12R, 264 459, 264176R, 264 461, 428304, 428313, 428315, 428320, 428515, B65D 102

Patent

active

040384462

ABSTRACT:
There is disclosed herein improved packages, and methods of forming same, of the type wherein a container, such as for example a glass container, like a bottle or jar, is provided externally thereof with a heat shrunk, cellular thermoplastic member, circumferentially and snugly engaging a sidewall portion of the container; the improvement resides in employing as the thermoplastic member a composite structure, or laminate, of a closed cellular polymeric layer in which the polymer is a polymer of predominantly olefin moieties and, in adhered relationship to the closed cellular layer, a non-cellular polymeric layer n which the polymer is a polymer of predominantly olefin moieties with the cellular layer being in snug, heat shrunk engagement with the sidewall portion of the container and the non-cellular layer being disposed outwardly of the cellular layer.

REFERENCES:
patent: 3760968 (1973-09-01), Amberg et al.

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