Method of manufacture of epoxides from diols 1,2 alkane - -

摘要

P the present invention relates to the manufacture of epoxides. / p & & p & the process consists of a dehydration of alkane - diols - 1,2, in the liquid phase, in the presence of at least one carboxylic acid and of at least one alkali metal or alkaline-earth - metal carboxylate. The process is particularly suitable for the production of propylene oxide or ethylene. / p