Antistatic acrylic fiber and a method for manufacturing the same
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United States of America Patent
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May 22, 2012
Grant Date -
Dec 23, 2010
app pub date -
Jun 19, 2009
filing date -
Jul 16, 2008
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Abstract
The present invention is an antistatic acrylic fiber which comprises 90 to 99% by weight of acrylonitrile polymer containing 80 to 100% by weight of acrylonitrile as a constituting component and 10 to 1% by weight of acrylic antistatic resin containing 10 to 70% by weight of acrylonitrile as a constituting component, characterized in that alkali metal ion is contained in the fiber in an amount of not less than 150 ppm. The acrylic fiber of the present invention has antistatic property which does not lower so much even if the fiber is subjected to a spinning and dyeing step.
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