US 7,468,341 B2
Catalysts for oxidation of methanol to formaldehyde
Esterino Conca, Novara (Italy); Carlo Rubini, San Fermo Della Battaglia (Italy); and Marcello Marchi, Novara (Italy)
Assigned to Sud-Chemie Catalysts Italia S.R.L., Novara (Italy)
Filed on Dec. 16, 2005, as Appl. No. 11/303,300.
Claims priority of application No. MI2004A2456 (IT), filed on Dec. 22, 2004.
Prior Publication US 2006/0135821 A1, Jun. 22, 2006
Int. Cl. B01J 23/00 (2006.01); B01J 21/00 (2006.01)
U.S. Cl. 502—316  [502/255; 502/304; 502/305; 502/313; 502/314; 502/321] 10 Claims
 
1. A catalyst for oxidation of methanol to formaldehyde, comprising a catalytic mixture Fe2(MoO4)3/nMoO3, wherein n is a number from 2 to 10 and wherein the Mo/Fe atomic ratio ranges from 1.5 to 5, and a compound of cerium, molybdenum and oxygen in a quantity from 0.1 to 10% by weight expressed as cerium.