发明名称 |
Process for the manufacture of maleic anhydride utilizing catalysts reactivated with an ester of orthophosphoric acid in the presence of water |
摘要 |
A process for the reactivation of vanadium-phosphorus-oxygen catalyst with alkyl esters of phosphoric acid and water is disclosed. The catalysts are useful for the manufacture of maleic anhydride from C4 hydrocarbon benzene feedstock.
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申请公布号 |
US4780548(A) |
申请公布日期 |
1988.10.25 |
申请号 |
US19870064177 |
申请日期 |
1987.06.18 |
申请人 |
AMOCO CORPORATED |
发明人 |
EDWARDS, ROBERT C.;UDOVICH, CARL A. |
分类号 |
B01J27/28;C07C51/215;(IPC1-7):C07D307/60 |
主分类号 |
B01J27/28 |
代理机构 |
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代理人 |
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地址 |
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