| 发明名称 |
POLYURETHANEUREA AND SPANDEX COMPRISING SAME |
| 摘要 |
<p>Spandex having good whiteness retention, high heat-set efficiency, and percent set is made from comprises amide soluble polyurethaneurea polymers prepared by reacting polyether which comprises the reaction product of a polymeric glycols with ortho-substituted diisocyanates and bulky diamine chain extenders.</p> |
| 申请公布号 |
WO2004041895(A1) |
申请公布日期 |
2004.05.21 |
| 申请号 |
WO2003US24229 |
申请日期 |
2003.08.01 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
HOUSER, NATHAN, E. |
| 分类号 |
C08G18/10;C08G18/76;D01F6/70;(IPC1-7):C08G18/10;C08G18/32 |
主分类号 |
C08G18/10 |
| 代理机构 |
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代理人 |
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| 主权项 |
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