发明名称 |
Process for cleaning (poly)isocyanurate(s) |
摘要 |
Process for cleaning (poly)isocyanurates at 80-350 deg C and elevated pressure, optionally in the presence of a catalyst comprises reacting the isocyanurates with primary and/or secondary amines and/or NH3 and/or substances which split. The NH3 under reaction conditions, as NH functional substances with water has a content of <= 10 wt.%.
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申请公布号 |
FR2756281(A1) |
申请公布日期 |
1998.05.29 |
申请号 |
FR19970014616 |
申请日期 |
1997.11.21 |
申请人 |
BASF AG |
发明人 |
LAQUA GERHARD;DERNBACH MATTHIAS |
分类号 |
C07C273/02;C07C273/18;C07C275/28;C07C275/58;(IPC1-7):C07C275/14 |
主分类号 |
C07C273/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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