DISPOSABLE LID HAVING POLYMER COMPOSITE OF POLYOLEFIN AND MINERAL FILLER
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United States of America Patent
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Issued Date -
Oct 25, 2012
app pub date -
Apr 18, 2012
filing date -
Apr 21, 2011
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Abstract
Disposable lid comprises a thermoformed sheet in the shape of a lid for a hot beverage container. The sheet comprises a polymer composite of a polyolefin and at least one mineral filler. The sheet has a thickness less than about 0.035 inches and a heat deflection temperature at least comparable to that of high impact polystyrene.
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