World capacity and demand of EDC the capacity of VCM production technology of extension project of EDC and VCM in the near future construction situation of units of EDC and VCM were discussed.

• 评述了二氯乙烷(EDC)的世界产能和需求、氯乙烯单体(VCM)的世界产能、近期EDC和VCM的扩能项目和生产技术进展,以及我国EDC和VCM装置的建设近况。