摘要 |
1407656 Oxidation catalyst SNAMPROGETTI SpA 27 Feb 1973 [1 March 1972] 9644/73 Heading B1E [Also in Divisions C2 and C5] An oxidation or ammoxidation catalyst has the formula Te Ti n Mo p P q X m O r wherein: X is an element of Gps. 1B, 2B, 3A, 3B, 4B, 7B or 8, e.g. Ag, Zn, Cd, Al, Ce, La, Zr, Mn, Fe, Co or Ni; n is 1 to 15; p is 0.05 to 0.4; q is 0 to 0.3; m is 0 to 0.3; and r has a value to satisfy valency requirements. |