| 发明名称 |
PROCESS FOR PREPARING POLYETHER POLYOLS |
| 摘要 |
The invention is directed to a process for preparing a polyether polyol by the polyaddition of an alkylene oxide on to a starter compound containing active hydrogen atoms under basic catalysis in the presence of phosphonium cations.
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| 申请公布号 |
US2002183561(A1) |
申请公布日期 |
2002.12.05 |
| 申请号 |
US20020136208 |
申请日期 |
2002.05.01 |
| 申请人 |
REXIN ORNULF;MULHAUPT ROLF |
发明人 |
REXIN ORNULF;MULHAUPT ROLF |
| 分类号 |
C08G65/10;C08G65/26;(IPC1-7):C07C41/03 |
主分类号 |
C08G65/10 |
| 代理机构 |
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