CATALYST AND METHOD FOR THE PRODUCTION OF CHLORINE BY GAS PHASE OXIDATION

摘要

The invention relates to a catalyst for producing chlorine by catalytic gas phase oxidation of hydrogen chloride with oxygen, where the catalyst comprises at least tin oxide as supporting material and at least one ruthenium-containing compound as catalytically active material, and the supporting material contains a compound of an element or an element selected from among the group comprising Nb, V, Ta, Cr, Mo, Au, In, Sc, Y, and lanthanoids, in particular La and Ce, as an additional secondary component.