无机盐工业
主管:中海油天津化工研究设计院有限公司
主办:中海油天津化工研究设计院有限公司
   中海油炼油化工科学研究院(北京)有限公司
   中国化工学会无机酸碱盐专业委员会
ISSN 1006-4990 CN 12-1069/TQ

无机盐工业 ›› 2023, Vol. 55 ›› Issue (1): 33-45.doi: 10.19964/j.issn.1006-4990.2022-0606

• 锂资源开发与利用 • 上一篇    下一篇

膜技术在盐湖提锂中的进展和展望

林钰青(),张以任,邱宇隆,张嘉雨,于建国()   

  1. 华东理工大学国家盐湖资源综合利用工程技术研究中心,钾锂战略资源国际联合实验室,上海 200237
  • 收稿日期:2022-10-12 出版日期:2023-01-10 发布日期:2023-01-17
  • 作者简介:林钰青(1987— ),男,博士,特聘研究员,博导,主要研究方向为新型膜材料制备与膜过程设计;E-mail:linyuqing@ecust.edu.cn
  • 基金资助:
    国家自然科学联合基金重点项目(U20A20142);上海市“科技创新 行动计划”国际科技合作项目(22520710800)

Progress and prospect of membrane technology in lithium extraction from salt lake brine

LIN Yuqing(),ZHANG Yiren,QIU Yulong,ZHANG Jiayu,YU Jianguo()   

  1. National Engineering Research Center for Integrated Utilization of Salt Lake Resources,Joint Int′l Lab for Potassium and Lithium Strategic Resources,East China University of Science and Technology,Shanghai 200237,China
  • Received:2022-10-12 Published:2023-01-10 Online:2023-01-17

摘要:

随着新能源产业的快速发展,卤水锂资源开发已成为世界范围战略性新兴产业发展的重要内涵。膜分离技术,因其优异的一/二价离子分离性能、良好的环保和经济性,已成为中国高镁锂比盐湖卤水提锂的主流工艺。归纳分析了膜分离技术在卤水体系中的分离机理、研究进展及未来发展方向。新型高性能锂离子分离膜的持续研究发展,必将加速提升中国卤水锂资源的开发水平。

关键词: 卤水提锂, 纳滤膜, 电渗析膜, 离子印迹膜, 抗污染膜

Abstract:

Under the rapid development of the new energy industry,the development of lithium brine resources has become an important connotation of the development of strategic emerging industries worldwide.Membrane separation technology has become the mainstream process for lithium extraction from salt lake brine with high magnesium lithium ratio in China,due to its excellent separation performance of monovalent/divalent ions,good environmental protection and economy.The separation mechanism,research progress and future development of membrane separation technology in brine system were summarized and analyzed.The continuous research and development of new high-performance lithium ion separation membranes would certainly accelerate the development of lithium resources in brine in China.

Key words: lithium extraction from salt lake brine, nanofiltration membrane, electrodialysis membrane, ion imprinted membrane, antifouling membrane

中图分类号: