Title: Container with improved heat shrunk cellular sleeve

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.

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Inventors: Rhoads, Roger R. (Toledo, OH, US)

Application Number: 504111
Filing Date: 1974-09-09
Publication_date: 1977-07-26
Assignee: Owens-Illinois, Inc. (Toledo, OH)
Primary Class(es): 428/34.9 156/78, 156/85, 156/244.14, 215/12.2, 215/DIG6, 264/45.9, 264/46.1, 264/230, 264/514, 264/DIG71, 428/314.8, 428/319.9, 428/515
Other Classes:
US Patent Ref:

3760968

Sep, 1973

Amberg et al.

Other Refs:
Primary Examiner: Bell, James J.
Assistant Examiner:
Attorney: Rywalski; Robert F., Bruss, Jr.; Howard G., Holler; E. J.