Molybdenum and vanadium based catalysts for the oxidation of alkanes to carboxylic acids and olefins
AssigneeSaudi Basic Industries Corporation
InventorsKhalid Karim, Mohammad H. Al-Hazmi, Asad Khan, Syed Irshad Zaheer
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Abstract
A mixed metal oxide catalytic system for producing olefins and carboxylic acids from lower alkanes comprising a catalyst composition having the formula MoaVbAlcXdYeOz wherein: X is at least one element selected from the group consisting of W and Mn; Y is at least one element selected from the group consisting of Pd, Sb, Ca, P, Ga, Ge, Si, Mg, Nb, and K; a is 1; b is 0.01 to 0.9; c is >0 to 0.2; d is >0 to 0.5; e is >0 to 0.5; and z is an integer representing the number of oxygen atoms required to satisfy the valency of Mo, V, Al, X, and Y.
Claims8
A catalyst composition for selective partial oxidation of lower alkanes to produce olefins and carboxylic acids, said composition having the formula:
- MoaVbAlcXdYeOz
- wherein:
- X is at least one element selected from the group consisting of W and Mn;
- Y is at least one element selected from the group consisting of Pd, Sb, Ca, P, Ga, Ge, Si, Mg, Nb, and K;
- a is 1;
- b is 0.01 to 0.9;
- c is >0 to 0.2;
- d is >0 to 0.5;
- e is >0 to 0.5;
- and
- z is an integer representing the number of oxygen atoms required to satisfy the valency of Mo, V, Al, X, and Y.
Dependencies are inferred from the claim text.