METHOD FOR MANUFACTURING MEMBRANE-ELECTRODE ASSEMBLY USING NANO-DISPERSED IONOMER BINDER, AND MEMBRANE-ELECTRODE ASSEMBLY MANUFACTURED THEREBY

The present invention relates to a method for manufacturing a membrane-electrode assembly and a membrane-electrode assembly manufactured thereby, and more specifically, to a method for manufacturing a membrane-electrode assembly by using a nano-dispersed ionomer binder under supercritical conditions in a mixed solvent comprising alcohol and water, and a membrane-electrode assembly manufactured thereby and a fuel cell or water electrolysis device comprising same.