发明名称 |
Process for the preparation of polyisocyanates with biuret structure |
摘要 |
A process for the continuous production of polyisocyanates (I) having a biuret structure by continuous reaction of an excess of organic diisocyanates having exclusively aliphatic and cycloaliphatic isocyanate groups with organic diamines having exclusively aliphatic and cycloaliphatic primary amine groups at greater than 170 degrees C comprises dose addition of acids during the reaction. |
申请公布号 |
EP1158013(B1) |
申请公布日期 |
2005.03.16 |
申请号 |
EP20010111131 |
申请日期 |
2001.05.09 |
申请人 |
BAYER MATERIALSCIENCE AG |
发明人 |
HALPAAP, REINHARD, DR.;MAGER, DIETER;OECKL, SIEGFIED, DR.;MERTES, HARALD, DR. |
分类号 |
C08G18/32;C07C273/18;C08G18/72;C08G18/78 |
主分类号 |
C08G18/32 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|