Heterogeneous tubular cation exchange membrane as well as preparation method and application thereof

The invention provides a heterogeneous tubular cation exchange membrane as well as a preparation method and application thereof, and the preparation method of the heterogeneous tubular cation exchange membrane comprises the following steps: (1) mixing cationic resin powder, a binder, a softening agent, a stabilizer and an antioxidant to obtain a bulk ion exchanger; and (2) extruding the obtained bulk ion exchanger to obtain the heterogeneous tubular cation exchange membrane, the preparation method is simple in overall operation steps, can be used for preparing the heterogeneous tubular cation exchange membrane with a relatively small mold tube inner diameter under the condition of ensuring that the tube wall is not changed, is beneficial to improving the filling density of a membrane assembly, and has important research significance. 本发明提供一种非均相管状阳离子交换膜及其制备方法和应用，所述非均相管状阳离子交换膜的制备方法包括：(1)将阳离子树脂粉、粘结剂、增柔剂、稳定剂和抗氧剂混合，得到团状离子交换物；(2)将得到的团状离子交换物进行挤出，得到所述非均相管状阳离子交换膜；所述制备方法整体操作步骤简单，且能够保证管壁不变的情况下制备出较小模管内径的非均相管状阳离子交换膜，有利于提高