Process for the preparation of olefinic epoxides

摘要

Process for the production of epoxides by the reaction of at least one olefin and hydrogen peroxide, or a compound capable of producing hydrogen peroxide under the reaction conditions, in the presence of a catalyst consisting of titanium silicalite subjected to ion exchange treatment with metal cations (M<n+>) present on the catalyst in a quantity ranging from 0.01 to 1% by weight with respect to the total weight.