英文名称: | 1-Butene, 4-bromo-3,3,4,4-tetrafluoro-, polymer with 1,1-difluoroethene, 1,1,2,3,3,3-hexafluoro-1-propene and tetrafluoroethene | 4-Bromo-3,3,4,4-tetrafluoro-1-butene, 1,1-difluoroethylene, tetrafluoroethylene, hexafluoropropene polymer | 1-butene, 4-bromo-3,3,4,4-tetrafluoro-, polymer with 1,1-difluoroethene, 1,1,2, | 3,3,3-hexafluoro-1-propene and tetrafluoroethene | 1-butene, 4-bromo-3,3,4,4-tetrafluoro-, polymer with1,1-difluoroethene, 1,1,2,3,3,3-hexafluoro-1-propene andtetrafluoroethene | 1-Butene,4-bromo-3,3,4,4-tetrafluoro-,polymer with 1,1-difluoroethene,1,1,2,3,3,3-hexafluoro-1-propene and tetrafluoroethene | 4-Bromo-3,3,4,4-tetrafluoro-1-butene,1,1-difluoroethylene,tetrafluoroethylene,hexafluoropropene polymer |
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