| 摘要 |
1366375 Oxidation catalysts E I DU PONT DE NEMOURS & CO 23 Sept 1971 [24 Sept 1970] 44408/71 Heading B1E [Also in Divisions Cl C2 and C5] A supported catalyst of the formula ABO 4 having the schealite crystal structure, wherein A and B are metallic ions, and at least some of the A cation being Bi<SP>3+</SP> and also vacant, with the proviso that when B consists of V and Mo, the A metal ion is not solely Bi (see Division C1). The catalyst may be supported on SiC, SiO 2 , ZrO 2 , Nb 2 O 5 , TiO 2 , PbMnO 4 , mullite or Al 2 O 3 . |
