Patent ID: 6414209
Filing Date: 2002-07-02
Classification: B01J,C07C

Abstract:
A calcined catalyst for converting paraffin hydrocarbons into corresponding olefins by dehydrogenation, wherein the catalyst contains an oxidic, thermally stabilized substrate material and a catalytically active component that is applied to the substrate material and has the following composition (in weight % of the total weight of the catalyst):a) from 0.2 to 2.0% of at least one of the elements of the group comprising Pt and Ir, and as a promoter a combination of elements of each of the following six material groups: b) from 0.2 to 5.0% of at least one of the elements Ge, Sn, Pb, Ga, In, and Tl, c) from 0.1 to 5.0% of at least one of the elements Li, Na, K, Rb, Cs, and Fr, d) from 0.2 to 5.0% of at least one of the elements Fe, Co, Ni, and Pd, e) from 1.0 to 5.0% of P, f) from 0.2 to 5% of at least one of the elements Be, Mg, Ca, Sr, Ba, Ra and the lanthanides, g) from 0.1 to 2% Cl.