| 发明名称 |
POLYETHER ESTER ELASTOMER COMPRISING POLYTRIMETHYLENE ETHER ESTER SOFT SEGMENT AND TETRAMETHYLENE ESTER HARD SEGMENT |
| 摘要 |
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. |
| 申请公布号 |
EP1448657(A2) |
申请公布日期 |
2004.08.25 |
| 申请号 |
EP20020802462 |
申请日期 |
2002.10.24 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
GOLDFINGER, MARC, B.;SUNKARA, HARI BABU |
| 分类号 |
C08G63/672;D01F6/86;D03D15/08;(IPC1-7):C08G63/66 |
主分类号 |
C08G63/672 |
| 代理机构 |
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