发明名称 |
PROCESS FOR PRODUCING CARBONIC ACID ESTER |
摘要 |
<p>A process for producing a carbonic acid ester which comprises reacting an alcohol with carbon monoxide and oxygen in the presence of a catalyst comprising a compound of divalent copper is disclosed, wherein the catalyst deactivated as a result of the carbonic acid ester-producing reaction is regenerated by subjecting a reaction mixture or a concentrate thereof containing the deactivated catalyst to water-replacement treatment, followed by heat treatment and weak-acid treatment.</p> |
申请公布号 |
EP0521480(A3) |
申请公布日期 |
1993.05.19 |
申请号 |
EP19920111136 |
申请日期 |
1992.07.01 |
申请人 |
DAICEL CHEMICAL INDUSTRIES, LTD. |
发明人 |
TANIGAWA, HIROTO |
分类号 |
B01J31/02;B01J31/04;B01J38/00;C07B61/00;C07C68/00;C07C69/96;(IPC1-7):C07C69/96 |
主分类号 |
B01J31/02 |
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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