Patent ID: 6762148
Filing Date: 2004-07-13
Classification: B01J,C07C

Abstract:
A process for producing a catalyst whose catalytically active component having a composition represented by the formula (1):Mo12VaWbCucSbdXeYfZgOhâ€ƒâ€ƒ(1) wherein Mo, V, W, Cu, Sb and O represent molybdenum, vanadium, tungsten, copper, antimony and oxygen, respectively; X represents at least one element selected from the group consisting of alkali metals and thallium; Y represents at least one element selected from the group consisting of magnesium, calcium, strontium, barium and zinc; Z represents at least one element selected from the group consisting of niobium, cerium, tin, chromium, manganese, iron, cobalt, samarium, germanium, titanium and arsenic; a, b, c, d, e, f, g and h represent atomic ratios of their respective elements, with 0