Catalyst and process for preparing maleic anhydride from c4...

Details Catalyst and process for preparing maleic anhydride from c4... Catalyst and process for preparing maleic anhydride from c4...

B - Operations, Transporting

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252/52.K, 260/36

B01J 27/14 (2006.01) B01J 27/198 (2006.01) B01J 27/199 (2006.01) C07C 51/215 (2006.01) C07C 51/25 (2006.01) C07D 307/89 (2006.01)

Patent

CA 1075670

ABSTRACT OF THE DISCLOSURE A catalyst complex useful for converting normal C4 hydrocarbons to maleic anhydride in vapor phase comprising as components vanadium, phosphorus and an element Me. wherein Me is selected from the group consisting of: i) B at least one element selected from the group consisting of Zn, Cr, U, W, Cd, Ni and Si, ii) a mixture of two or more elements selected from the group consisting of Zn, Cr, Cd, Ni, B and Si, iii) a mixture of U and at least one element selected from the group consisting of Zn, Cr, W, Cd, Ni and Si, and iv) a mixture of W and at least one element selected from the group consisting of Zn, Cr, Cd, Ni and Si.

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