Packaging with cycloolefin food/beverage contact layer
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United States of America Patent
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Issued Date -
Sep 7, 2006
app pub date -
Mar 3, 2005
filing date -
Mar 3, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method of food packaging employs a flavor-preserving food contact layer of cycloolefin copolymer characterized by a total extractable concentration of less than about 30 ng per cm.sup.2 of surface area when incubated in a 40 ml solution of 10% ethanol in distilled water for 24 hours at 60.degree. C. with constant agitation. The food contact layer preferably exhibits a flavor scalping value lower than polyethylene.
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