离子交换膜的制备及发展趋势研究

总结当前离子交换膜制备技术的发展状况.从膜的分类及膜性能出发,讨论均相膜及异相膜的差异和今后各自的发展前景,并就提升膜单方面性能(如:选择透过性、离子交换容量、膜电阻、抗氧化性等)的方式进行归纳总结.离子交换膜的改进制备大多从结构上入手,提出今后膜制备的主要研究方向为:深化均相膜制备技术、结合国内成熟的离子交换树脂制备工艺改进异相膜的制备技术.

Preparation and Development Trend of Ion Exchange Membrane

The current development of ion exchange membrane preparation technology is summarized.From the aspects of membrane classification and membrane properties,the differences of homogeneous and heterogeneous membranes and their future development were discussed.The effects of membrane properties,such as selectivity,ion exchange capacity,membrane resistance,etc.were summarized.Most of the preparation of ion exchange membrane from the structure to start.The main research directions of membrane preparation are as follows:perfect homogeneous membrane preparation technology,combined with domestic mature ion exchange resin preparation technology to improve the preparation of heterogeneous membrane technology.