Process for the manufacture of maleic anhydride utilizing cataly

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

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549256, 549257, 549260, C07D30760

Patent

active

047805480

ABSTRACT:
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 C.sub.4 hydrocarbon benzene feedstock.

REFERENCES:
patent: 3296282 (1967-01-01), Kerr

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