A method of making a sealing ring ion membrane integrated component, includes: mixing and stirring sulfonic resin with dimethylformamide; filtering the mixed liquid; placing the filtrate in a plastic container for precipitating; the sealing ring into a wor...

Membrane-electrode assembly consisting of a cationic exchange membrane which contains fluorine (made of hydrolyzed copolymer of tetrafluoroethylene and vinyl ether which contains perfluorosulfur with PE = 900-1300) and porous layers of electrode material (...