| 发明名称 |
Preparation of polyisocyanates containing uretdione groups |
| 摘要 |
The invention relates to the use of cycloalkylphosphines as catalysts for isocyanate dimerization and to a process for preparing polyisocyanates containing uretdione groups.
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| 申请公布号 |
US2004106789(A1) |
申请公布日期 |
2004.06.03 |
| 申请号 |
US20030719175 |
申请日期 |
2003.11.21 |
| 申请人 |
RICHTER FRANK;HALPAAP REINHARD;LAAS HANS-JOSEF;HECKING ANDREAS |
发明人 |
RICHTER FRANK;HALPAAP REINHARD;LAAS HANS-JOSEF;HECKING ANDREAS |
| 分类号 |
C07D229/00;C08G18/02;C08G18/16;C08G18/79;(IPC1-7):C07D229/00 |
主分类号 |
C07D229/00 |
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