Polyolefin film compositions with permanent antifog properties
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United States of America Patent
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Aug 31, 2004
Grant Date -
Nov 29, 2001
app pub date -
May 3, 2001
filing date -
May 4, 2000
priority date (Note) -
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Abstract
Polyolefin films having incorporated therein a compound of the formula CH.sub.3 CH.sub.2 (CH.sub.2 CH.sub.2).sub.a CH.sub.2 CH.sub.2 (OCH.sub.2 CH.sub.2).sub.b OH, where a is 9 to 25 and b is 1 to 10, exhibit superior long lasting fog resistance. The polyolefin films are useful as packaging film for moist products and as a greenhouse film for agricultural applications.
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