| abstract |
Multi-metal oxide mass containing MO, Bi and Fe with general stoichiometry I, Mo12 Bia Cob Fec Kd Sie Ox (I), with a = 0.5 to 1, b = 7 to 8.5, c = 1.5 to 3.0, d = 0 to 0.15, e = 0 to 2.5 and x = stoichiometric coefficient of O2- to guarantee electrical neutrality of the multi-metal oxide, as well as 12 - b - 1.5 ยท c = A and 0.5 = A = 1.5, 0.2 = a/A = 1.3 and 2.5 = b/c = 9 and the use thereof. |