Cardable hydrophobic polyolefin fiber, material and method for preparation thereof
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United States of America Patent
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Feb 24, 1998
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app pub date -
Mar 30, 1994
filing date -
Nov 15, 1990
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Abstract
An improved method for producing hydrophobic polyolefin-containing staple fiber for processing, with reduced waste and improved crimp by sequential treatment with two finish compositions comprising at least one neutralized phosphoric acid ester and at least one polysiloxane of defined classes and amounts.
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