Compositions of irradiated and non-irradiated olefin polymer materials with reduced gloss
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United States of America Patent
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Apr 16, 1996
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app pub date -
Jul 15, 1993
filing date -
Jul 15, 1993
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Abstract
Disclosed is a polyolefin composition comprising (A) an irradiated, normally solid, high molecular weight, amorphous to predominantly crystalline olefin polymer material and (B) a non-irradiated propylene polymer material or a mixture thereof with an olefin copolymer rubber. The polyolefin composition of this invention also provides improved retention of embossing definition commonly referred to as grain retention, when the composition is extruded and embossed, with or without subsequently thermoforming.
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