磷资源加工研究进展:4.湿法磷酸的膜分离净化与杂质捕集  

Research progress of phosphate resource processing: 4. Removal of impurities from wet-process phosphoric acid by membrane separation

作　　者：刘代俊[1] 李建明[1] 张允湘[1] 余静[1] 姚永义[1] 徐碧[1] 

机构地区：[1]四川大学化工学院四川省磷化学与工程重点实验室,四川成都610065

出　　处：《磷肥与复肥》2009年第3期11-13,共3页Phosphate & Compound Fertilizer

摘　　要：介绍乳化液膜、微乳分离和纳滤等技术用于磷酸净化的研究新进展,并讨论相关的基本原理、过程特点和工业方案,表明膜过程因其能耗低、投资省,在磷酸净化中具有重要的应用价值。New developments on emulsion liquid membrane, micro emulsion and nano-filtration for purifying phosphoric acid are introduced. The basic principle, process characteristics and industrial scheme are also discussed. The results show that the process of purifying phosphoric acid by membrane separation has great value due to its lower energy consumption and economized investment.

关 键 词：湿法磷酸净化 乳化液膜分离 微乳反胶团分离 纳滤 膜分离技术 

分 类 号：TQ126.35[化学工程—无机化工]