PRODUCTION OF SILVER-CONTAINING CATALYST

摘要

A process for the preparation of a silver-containing catalyst suitable for the oxidation of ethylene to ethylene oxide which comprises: (a) mixing alumina with a salt of an alkali metal and with aluminum fluoride or aluminum chloride, (b) calcining the mixture to obtain an alkali enriched alumina carrier, (c) applying a silver compound to the alkali enriched alumina carrier and converting said silver compound to metallic silver.