Process for preparing modified silver catalysts

Details Process for preparing modified silver catalysts Process for preparing modified silver catalysts

B - Operations, Transporting

01

J

252/85, 260/372.

B01J 23/50 (2006.01) B01J 23/66 (2006.01) C07D 301/10 (2006.01)

Patent

CA 1093054

A B S T R A C T A process for preparing modified silver catalysts by a) subjecting a silver catalyst comprising from 1 to 35% by weight (based on the entire catalyst) of silver on a porous refractory catalyst support to a stabilization treatment, and b) depositing from 0.00004 to 0.008 gram equivalent weights per kilogram (based on the entire catalyst) of ions of one or more of the alkali metals potassium, rubidium or cesium on the stabilized catalyst, and the use of the modified catalysts for the manufacture of ethylene oxide.

272910

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