1-Propene, 1,1,2,3,3,3-hexafluoro-, polymer with 1,1-difluoroethene, 1,1,2,2-tetrafluoroethene and 1,1,2-trifluoro-2-(trifluoromethoxy)ethene 1-Propene, 1,1,2,3,3,3-hexafluoro-, polymer with 1,1-difluoroethene, tetrafluoroethene and trifluoro(trifluoromethoxy)ethene Ethene, 1,1-difluoro-, polymer with 1,1,2,3,3,3-hexafluoro-1-propene, tetrafluoroethene and trifluoro(trifluoromethoxy)ethene Ethene, tetrafluoro-, polymer with 1,1-difluoroethene, 1,1,2,3,3,3-hexafluoro-1-propene and trifluoro(trifluoromethoxy)ethene Ethene, trifluoro(trifluoromethoxy)-, polymer with 1,1-difluoroethene, 1,1,2,3,3,3-hexafluoro-1-propene and tetrafluoroethene Hexafluoropropene-perfluoro(methyl vinyl ether)-vinylidene fluoride-tetrafluoroethylene copolymer Hexafluoropropene-tetrafluoroethene-perfluoro(methyl vinyl ether)-vinylidene fluoride copolymer Hexafluoropropylene-1,1,2-trifluoro-2-(trifluoromethoxy)ethylene-tetrafluoroethylene-vinylidene fluoride polymer Hexafluoropropylene-perfluoromethyl perfluorovinyl ether-tetrafluoroethylene-vinylidene fluoride copolymer Hexafluoropropylene-perfluoromethyl vinyl ether-tetrafluoroethylene-vinylidene fluoride copolymer