Process for producing propylene oxide

摘要

A process for producing propylene oxide, which comprises: supplying a solution containing a peroxide selected from the group consisting of hydrogen peroxide and organic hydroperoxide having 2 or more of carbon atoms as a raw material and propylene to an epoxidation step to react the peroxide with propylene, and controlling a concentration of methyl hydroperoxide in the solution to be supplied to the epoxidation step.