Du Pont Nafion (1962): perfluorinated sulfonate-acid copolymer; H+ conductivity ~0.1 S/cm; chemical + thermal stability up to 80 C; basis of PEM fuel cells + chlor-alkali.
Du Pont Nafion (1962): perfluorinated sulfonate-acid copolymer; H+ conductivity ~0.1 S/cm; chemical + thermal stability up to 80 C; basis of PEM fuel cells + chlor-alkali.