膜分离技术在丙烯尾气回收中的应用

Application of membrane separation technology for recovery of propylene from polypropylene offgas

分析了聚丙烯生产过程中压缩 /冷凝法丙烯尾气回收的不足 ,介绍了压缩 /冷凝

The shortcomings of current compression/condensation in recovery of propylene from off gas are analyzed during polypropylene production. The application of compression/condensation/membrane coupled system in propylene recovery from polypropylene plant off gas is introduced.