DA-PEI共沉积表面改性阳离子交换膜的制备

周键, 夏蒙玥, 张航飞, 刘俏君

Preparation of Dopamine and Polyethyleneimine Co-deposition Modified Cation Exchange Membrane

ZHOU Jian, XIA Mengyue, ZHANG Hangfei, LIU Qiaojun

表1 商用阳膜的性能参数

Table 1 Performance parameters of commercial cation exchange membranes

Membrane type Thickness / mm Moisture content / % Ion exchange capacity / mol·kg-1 Selective permeability / % Membrane resistance / Ω·cm2 IONSEP-MC-C 0.42 < 40 > 2.4 > 92 < 10