发明名称 |
Process for the manufacture of anthraquinone |
摘要 |
The present invention provides a process for making anthraquinone by the cyclization reaction of orthobenzoylbenzoic acid. The process uses as a catalyst a cation-exchange resin formed from a polymer with a polytetrafluoroethylene backbone and sulfonic-acid sidechains.
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申请公布号 |
US4304724(A) |
申请公布日期 |
1981.12.08 |
申请号 |
US19800219292 |
申请日期 |
1980.12.22 |
申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
NUTT, MICHAEL O. |
分类号 |
C07C46/00;(IPC1-7):C07C50/18;B01J31/02;C07C2/02;C07C5/22 |
主分类号 |
C07C46/00 |
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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