发明名称 |
Process for the preparation of isocyanic acid by decomposition of N,N-disubstituted ureas. |
摘要 |
A process for preparing isocyanic acid, characterised in that N,N-disubstituted ureas are decomposed at elevated temperature into a relatively non-volatile, secondary amine and into isocyanic acid which is taken off at the top. |
申请公布号 |
EP0582863(A3) |
申请公布日期 |
1995.01.18 |
申请号 |
EP19930111623 |
申请日期 |
1993.07.21 |
申请人 |
CHEMIE LINZ GMBH |
发明人 |
HACKL KURT ALFRED DIPL-ING DR;MUELLNER MARTIN DIPL-ING DR;SCHULZ ERICH;STERN GERHARD DIPL-ING DR;FALK HEINZ PROF DR |
分类号 |
C01C3/14;C01C3/00;C07C209/62;C07C211/27 |
主分类号 |
C01C3/14 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|