and there is huge room for domestic substitution in the future.

perfluoro ion exchange membrane, also known as perfluorocarbon ion exchange membrane, refers to an ion exchange membrane prepared by using perfluorosulfonic acid and perfluorocarboxylic acid ion exchange resin. perfluorinated ion exchange membrane has the advantages of high temperature resistance, corrosion resistance, and good conductivity, and is a key material for the sustainable development of my country’s chlor-alkali industry. there are three preparation methods for perfluorinated ion…