聚醚酰亚胺/硅橡胶复合膜分离有机蒸汽的研究  

Study on the recovery of VOCs by PEI/PDMS composite membrane

作　　者：廖张青 

机构地区：[1]福建福维股份有限公司有机厂,福建三明366016

出　　处：《化学工程与装备》2011年第8期42-44,共3页Chemical Engineering & Equipment

摘　　要：膜分离技术是21世纪高新技术之一,它具有能耗低、操作简单、无二次污染等优点。本文将聚醚酰亚胺/硅橡胶复合膜用于回收氮气中的醋酸甲酯蒸汽,研究了操作温度、渗透侧压力、原料气浓度,流量对分离过程的影响,得到了较佳的工艺条件。The gas membrane separation is a new technology in 21 century.It has many advantages,such as little energy consume,convenience operation,no secondary pollution and so on.PEI/PDMS composite membrane was applied to recover methyl acetate from N2,the influence of temperature,the concentration of methyl acetate and feed rate to the process of separation was studied,and the appropriate operation condition was obtained in this paper.

关 键 词：气体膜分离 醋酸甲酯 有机蒸汽 

分 类 号：TQ028.8[化学工程]