Patent number: 4408071
Abstract: Aldehydes, such as acetaldehyde, are oxidized to carboxylic acids, such as acetic acid, by contacting the aldehyde with oxygen at oxidative conditions in the presence of a catalyst of the empirical formulaMo.sub.12 P.sub.0.1-3 Cu.sub.0.01-2 V.sub.0.1-3 M.sub.0.1-3 M'.sub.0.01-3 O.sub.x (I)whereM is at least one of K, Rb, Cs and Tl;M' is at least one of Be, Mg, Ca, Sr, Ba, Nb, Ti, Zr, Ta, Mn, Fe, Co, Ni, Zn, Ag, Al, Ge, Sn, Pb, As, Bi, Te, Ce, Th, U and Sb; andx is a number that satisfies the valence requirements of the other elements present.
Type:
Grant
Filed:
May 11, 1981
Date of Patent:
October 4, 1983
Assignee:
Standard Oil Company
Inventors:
S. Erik Pedersen, Harley F. Hardman, Louis F. Wagner