METHOD FOR PRODUCING PROPYLENE GLYCOL

摘要

Disclosed is a method for producing propylene glycol using glycerin as a raw material, which does not require a step for evaporating glycerin. Specifically disclosed is a method for producing propylene glycol, which is characterized by comprising a step for obtaining propylene glycol by catalytically hydrogenating glycerin in the presence of a catalyst A containing zinc oxide, silica, and at least one of copper and copper oxide.