Process for the preparation of a catalyst and process for...

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252/91, 260/705.

B01J 23/62 (2006.01) B01J 27/135 (2006.01) C07C 5/32 (2006.01) C07C 5/333 (2006.01)

Patent

CA 1196624

A B S T R A C T Process for the preparation of a catalyst for the dehydro- genation of C2-C4 paraffins, comprising following steps: a) impregnation of an alumina carrier with an aqueous solution of a tin compound, b) calcination of the composition, c) impregnation of the composition with an aqueous solution of a platinum compound, d) reduction of the composition, e) removal of halogen ions by treating the composition with a non-acidic aqueous solution comprising NH4+ ions, and f) impregnation of the composition with a non-acidic aqueous so- lution of an alkali metal compound. Process for the dehydrogenation of C2-C4-paraffins using a catalyst so prepared.

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