Method for producing polyester bi-component fibers and filaments
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United States of America Patent
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Feb 10, 1998
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N/A
app pub date -
May 6, 1996
filing date -
May 11, 1995
priority date (Note) -
Expired
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Abstract
A method for producing polyester bi-component threads on the basis of only one type of polyester is carded out by an 'in line' modification of a partial stream with a co-monomer from the substance class of lactones, spinning of the unmodified and modified partial melt stream by means of a bi-component spinneret pack to form bi-component threads, and their further processing and use,
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