Process for treating a catalyst, the catalyst, and use of the catalyst

Abstract

A process for treating a supported epoxidation catalyst comprising silver in a quantity of at most 0.15 g per m2 surface area of the support, which process comprises: contacting the catalyst, or a precursor of the catalyst comprising silver in cationic form, with a treatment feed comprising oxygen at a catalyst temperature of at least 350° C. for a duration of at least 5 minutes; the catalyst; a process for the epoxidation of an olefin; and a process for producing a 1,2-diol, 1,2-diol ether, or an alkanolamine.

Dependencies are inferred from the claim text.