电石法PVC生产系统中混合气脱水新技术  

New techniques for dehydration of mixed gas in production process of PVC by calcium carbide method

作　　者：李朝阳 

机构地区：[1]新疆天业(集团)有限公司,新疆石河子832000

出　　处：《聚氯乙烯》2010年第4期16-18,26,共4页Polyvinyl Chloride

摘　　要：针对电石法PVC生产系统中混合气脱水的重要性,分析了常用脱水方式,尤其是混合冷冻脱水系统存在的缺陷,阐述了变压吸附脱水的工艺原理及优越性。Since the dewatering of mixed gas in the production process of PVC by calcium carbide method was important, the flaws in commonly used dewatering methods, especially mixing and freezing dewatering method, were analyzed. The principles and advantages of pressure swing adsorption dewatering process were described.

关 键 词：电石法PVC 乙炔 脱水 混合冷冻 变压吸附 

分 类 号：TQ325.3[化学工程—合成树脂塑料工业]