Multilayer containers and methods of manufacture
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Issued Date -
Feb 1, 2007
app pub date -
Jul 27, 2005
filing date -
Jul 27, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A blow molded plastic container includes a multilayer sidewall having at least three consecutive layers A, B and C. Layers A and C are of identical plastic composition, and of a composition different from layer B. In exemplary embodiments of the disclosure: (1) layers A and C are of a composition selected from the group consisting of cyclic olefin polymers, cyclic olefin copolymers, acrylonitriles and blends thereof, and the layer B is of a composition selected from the group consisting of cyclic olefin polymers, cyclic olefin copolymers, polycarbonates and blends thereof; (2) layers A and C are of a composition selected from the group consisting of polycarbonates acrylonitriles and blends thereof, while layer B is of a composition selected from the group consisting of nylons, polycarbonate and blends thereof; and (3) layers A and C are of acrylonitrile composition, and layer B is of ethylene vinyl alcohol composition.
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