the cyclopropanol method plant was banned from new construction

the chlorohydrin method uses propylene and chlorine gas as raw materials, and goes through three steps of propylene chlorohydrinization, lime milk saponification, and product purification, and finally obtains qualified product. the chlorohydrin method was industrialized as early as 1931. it has the advantages of mature technology, short process, low requirements for raw material purity, and…