| 发明名称 |
Catalysts for preparing polyisocyanates containing isocyanurate groups, and their use |
| 摘要 |
A silicon based catalyst containing the reaction product of a silylamide and a fluoride is used to react isocyanate compounds. The catalyst is prepared in situ or before the reaction of the isocyanate. The catalyst is capable of trimerizing isocyanates.
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| 申请公布号 |
US2003135007(A1) |
申请公布日期 |
2003.07.17 |
| 申请号 |
US20020307923 |
申请日期 |
2002.12.03 |
| 申请人 |
DEGUSSA AG |
发明人 |
EWALD MICHAEL;WINDMUELLER MANUELA;POERSCH WALTRAUD;KOHLSTRUK STEPHAN |
| 分类号 |
C07F7/10;C07D251/34;C07F9/24;C08G18/02;C08G18/16;C09D175/04;C09J175/04;(IPC1-7):C08G77/04 |
主分类号 |
C07F7/10 |
| 代理机构 |
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