Polyurethane-urea fibres with improved resistance
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United States of America Patent
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Dec 16, 2003
Grant Date -
N/A
app pub date -
Apr 24, 2002
filing date -
Jul 7, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Polyurethane-urea compositions are described, and, in particular, elastic polyurethane-urea fibers are described which result therefrom and which contain a dialkylsulphosuccinate as a finely dispersed or dissolved additive which considerably increases the strength of the fibers. Moreover, a method is described of producing polyurethane-urea fibers using a dialkylsulphosuccinate as an additive.
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