METHOD FOR PRODUCING A CATALYTICALLY ACTIVE MULTI-ELEMENT OXIDE CONTAINING THE ELEMENTS MO, W, V AND CU

A process for producing a catalytically active multielement oxide comprising the elements Mo, W, V and Cu, wherein at least one source of the elemental constituents W of the multielement oxide is used to produce an aqueous solution, the resultant aqueous solution is admixed with sources of the eleme...

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Hauptverfasser: HUBACH, Patrick, AMAKAWA, Kazuhiko, WALSDORFF, Christian, PARISHAN, Samira, WEINLAND, Tobias
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:A process for producing a catalytically active multielement oxide comprising the elements Mo, W, V and Cu, wherein at least one source of the elemental constituents W of the multielement oxide is used to produce an aqueous solution, the resultant aqueous solution is admixed with sources of the elemental constituents Mo and V of the multielement oxide, drying of the resultant aqueous solution produces a powder P, the resultant powder P is optionally used to produce geometric shaped precursor bodies, and the powder P is or the geometric shaped precursor bodies are subjected to thermal treatment to form the catalytically active composition, wherein the aqueous solution used for drying comprises from 1.6% to 5.0% by weight of W and from 7.2% to 26.0% by weight of Mo, based in each case on the total amount of aqueous solution.