Polyester fibers, their production and their use
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United States of America Patent
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Issued Date -
Jun 23, 2005
app pub date -
Dec 15, 2004
filing date -
Dec 19, 2003
priority date (Note) -
Abandoned
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Abstract
Described are polyester fibers having a free carboxyl group content of not more than 3 meq/kg which are stabilized by an epoxide composition comprising at least one epoxidized fatty acid ester having an epoxide content of not less than 1.5% by weight, based on the composition. The polyester fibers possess excellent hydrolytic stability and are useful for making products for the food-processing industry.
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