| 发明名称 |
Preparation of aliphatic oligocarbonate polyols |
| 摘要 |
The present invention relates to an improved process for preparing aliphatic oligocarbonate polyols by transesterifying dimethyl carbonate (DMC) with an aliphatic polyol component.
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| 申请公布号 |
US2005065359(A1) |
申请公布日期 |
2005.03.24 |
| 申请号 |
US20040941656 |
申请日期 |
2004.09.15 |
| 申请人 |
HOFACKER STEFFEN;WITOSSEK HERBERT;BACKER LOTHAR |
发明人 |
HOFACKER STEFFEN;WITOSSEK HERBERT;BACKER LOTHAR |
| 分类号 |
C07C68/06;C07B61/00;C07C68/08;C07C69/96;C08G64/30;(IPC1-7):C07C69/96 |
主分类号 |
C07C68/06 |
| 代理机构 |
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