Patent number: 6337424
Abstract: The present invention provides a catalyst composition for the production of unsaturated aldehydes by the oxidation of the corresponding olefins, and methods of making and using such catalyst compositions. The catalysts of the present invention include compositions of the formula:
MoaPdbBicFedX1eX2fX3gOz,
wherein X1 is an element selected from Co, Ni, V, Pt, Rh, or mixtures thereof; X2 is an element selected from Al, Ga, Ge, Mn, Nb, Zn, Ag, P, Si, W, or mixtures thereof; X3 is an element selected from K, Mg, Rb, Ca, Sr, Ba, Na, In, or mixtures thereof; a is 1; b is 0<b<0.3;c is 0<c<0.9; d is 0<d<0.9; e is 0<e<0.9; f is 0<f<0.9; g is 0<g<0.3; and z is an integer representing the number of oxygen atoms required to satisfy the valency of Mo, Pd, Bi, Fe, X1, X2, and X3 in the catalyst composition.
Type:
Grant
Filed:
April 28, 2000
Date of Patent:
January 8, 2002
Assignee:
Saudi Basic Industries Corporation
Inventors:
Khalid Karim, Yajnavalkya Subrai Bhat, Syed Irshad Zaheer, Asad Ahmad Khan