Method of making microporous breathable film
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United States of America Patent
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Oct 11, 2005
Grant Date -
N/A
app pub date -
Oct 14, 1999
filing date -
Oct 16, 1998
priority date (Note) -
Expired
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Abstract
A polyolefin microporous breathable film having improved tear and impact strength as well as a soft feel is provided by a film including a polypropylene precursor film and a filler. Other embodiments include a second polymer component.
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