| 发明名称 |
Sulfonamide anions as catalysts for NCO oligomerization |
| 摘要 |
The present invention relates to the use of sulphonamide salts as catalysts for oligomerizing isocyanates and also to a process for NCO oligomerization using the catalysts of the invention.
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| 申请公布号 |
US7060817(B2) |
申请公布日期 |
2006.06.13 |
| 申请号 |
US20040910943 |
申请日期 |
2004.08.04 |
| 申请人 |
BAYER MATERIALSCIENCE AG |
发明人 |
KOECHER JUERGEN;HALPAAP REINHARD |
| 分类号 |
C07D229/00;C07D241/20;C07D251/34;C07D261/14;C07D273/04;C07D277/52;C07D295/28;C08G18/02;C08G18/18 |
主分类号 |
C07D229/00 |
| 代理机构 |
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代理人 |
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| 地址 |
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