Synonyms: 146167-73-9;NAFION;Perfluorosulfonic acid;AC1L1W37;Perfluoro(2-(2-sulfonylethoxy)propyl vinyl ether)-tetrafluoroethylene copolymer;Poly(perfluoro-3,6-dioxa-4-methyl-7-octenesulfonic acid-co-tetrafluoroethene);Tetrafluoroethylene-perfluoro(2-(2-sulfonylethoxy)propyl vinyl ether) copolymer;1,1,2,2-tetrafluoro-2-({1,1,1,2,3,3-hexafluoro-3-[(trifluoroethenyl)oxy]propan-2-yl}oxy)ethanesulfonic acid - tetrafluoroethene (1:1);1,1,2,2-tetrafluoroethene; 1,1,2,2-tetrafluoro-2-[1,1,1,2,3,3-hexafluoro-3-(1,2,2-trifluoroethenoxy)propan-2-yl]oxyethanesulfonic acid;2-(1-(Difluoro((trifluoroethenyl)oxy)methyl)-1,2,2,2-tetrafluoroethoxy)-1,1,2,2-tetrafluoroethanesulfonyl fluoride-tetrafl;31175-20-9;39464-59-0;92308-23-1;Ethanesulfonic acid, 1,1,2,2-tetrafluoro-2-(1,2,2-trifluoro-1-(trifluoromethyl)-2-((1,2,2-trifluorovinyl)oxy)ethoxy)-, pol;Ethanesulfonic acid, 2-(1-(difluoro((1,2,2-trifluoroethenyl)oxy)methyl)-1,2,2,2-tetrafluoroethoxy)-1,1,2,2-tetrafluoro-, polymer with 1,1,2,2-tetrafluoroethene;Ethanesulfonic acid, 2-(1-(difluoro((trifluoroethenyl)oxy)methyl)-1,2,2,2-tetrafluoroethoxy)-1,1,2,2-tetrafluoro-, polymer;Ethanesulfonic acid, 2-(1-(difluoro((trifluoroethenyl)oxy)methyl)-1,2,2,2-tetrafluoroethoxy)-1,1,2,2-tetrafluoro-, polymer with tetrafluoroethene