Passivation of metals on cracking catalyst with an antimony thio

Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants

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Details

208 48AA, 208 52CT, 208119, 252430, 252431N, 252439, 252456, 260446, C10G 1106, C10G 916, C07F 990, B01J 2318

Patent

active

041938917

ABSTRACT:
A hydrocarbon cracking catalyst is treated with an antimony thiocarbamate to passivate thereon contaminating metals, e.g., vanadium, iron and/or nickel. Used or unused catalyst can be treated.

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