发明名称 |
Catalyst and process for preparing organic isocyanates |
摘要 |
Organic isocyanates are prepared by reacting an organic nitrocompound with carbon monoxide in the presence of a novel catalyst system. The catalyst system is comprised of a noble metal compound, a heteroaromatic nitrogen compound, and an oxide of thorium or uranium. |
申请公布号 |
US4331560(A) |
申请公布日期 |
1982.05.25 |
申请号 |
US19810255693 |
申请日期 |
1981.04.20 |
申请人 |
GULF RESEARCH & DEVELOPMENT COMPANY |
发明人 |
PRETZER, WAYNE R.;PANNELL, RICHARD B. |
分类号 |
B01J31/30;C07C263/14;(IPC1-7):B01J31/02;C07C118/06 |
主分类号 |
B01J31/30 |
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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