| 发明名称 |
Thermoplastic polyurethanes and process for their preparation |
| 摘要 |
<p>A process for the production of thermoplastic polyurethane by reacting (a) isocyanates with (b) isocyanate-reactive compounds, optionally in presence of (c) chain extenders, (d) catalysts and (e) conventional additives etc., in which pulverised crosslinked polyurethane is added to the reaction mixture before, during and/or after reaction.</p> |
| 申请公布号 |
EP0844274(B1) |
申请公布日期 |
2004.03.10 |
| 申请号 |
EP19970119148 |
申请日期 |
1997.11.03 |
| 申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
GENZ, MANFRED, DR.;PRISSOK, FRANK, DR.;HORN, PETER, DR.;KRECH, RUEDIGER;LEHR, GERHARD;KING, HORST, DR. |
| 分类号 |
C08G18/08;C08J11/06;C08L75/04;(IPC1-7):C08J11/06 |
主分类号 |
C08G18/08 |
| 代理机构 |
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