TRANSPARENT BIAXIALLY ORIENTED POLYPROPYLENE FILM WITH LOW MOISTURE VAPOR AND OXYGEN TRANSMISSION RATE
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United States of America Patent
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Issued Date -
Aug 28, 2008
app pub date -
Feb 28, 2008
filing date -
Feb 28, 2007
priority date (Note) -
Abandoned
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Abstract
A laminate film comprising a polyetheramine resin-containing layer, an adhesion-promoting tie-layer, and a core layer comprising of high crystalline propylene homopolymer and crystalline Fischer-Tropsch wax with an optional amount of hydrocarbon resin which exhibits excellent transparency and oxygen and moisture barrier properties. The laminate film could further have additional layers such as a second polyolefin resin-containing layer, or combinations thereof.
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