| 发明名称 |
Blocked polyisocyanates and a process for their preparation |
| 摘要 |
(Cyclo)aliphatic polyisocyanates are provided which are completely or partially blocked with malonic esters, the malonic ester containing at least one tert-butyl group. The blocked polyisocyanates may be deblocked at a reduced temperature.
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| 申请公布号 |
US5621063(A) |
申请公布日期 |
1997.04.15 |
| 申请号 |
US19960609924 |
申请日期 |
1996.02.29 |
| 申请人 |
HUELS AKTIENGESELLSCHAFT |
发明人 |
WOLF, ELMAR;THEIS, CHRISTOPH |
| 分类号 |
C08G18/72;C08G18/73;C08G18/79;C08G18/80;(IPC1-7):C08G18/81;C08G18/28 |
主分类号 |
C08G18/72 |
| 代理机构 |
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代理人 |
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| 主权项 |
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