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Title:
POLYETHER ESTER ELASTOMER COMPRISING POLYTRIMETHYLENE ETHER ESTER SOFT SEGMENT AND TETRAMETHYLENE ESTER HARD SEGMENT
Document Type and Number:
WIPO Patent Application WO2003037978
Kind Code:
A3
Abstract:
A polyether ester elastomer comprising about 90 - about 60 weight % polytrimethylene ether ester soft segment and about 10 - about 40 weight % tetramethylene ester hard segment, and use thereof in fibers and other shaped articles. The fibers have excellent physical properties, including superior strength and stretch recovery.

Inventors:
GOLDFINGER MARC B
SUNKARA HARI BABU
Application Number:
PCT/US2002/034108
Publication Date:
July 10, 2003
Filing Date:
October 24, 2002
Export Citation:
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Assignee:
DU PONT (US)
International Classes:
C08G63/672; D01F6/86; D03D15/56; (IPC1-7): C08G63/66
Foreign References:
US3023192A1962-02-27
US3651014A1972-03-21
US4906729A1990-03-06
US4937314A1990-06-26
US5128185A1992-07-07
Other References:
See also references of EP 1448657A4
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