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    • 6. 发明申请
    • METHOD FOR THE MANUFACTURE OF PERFLUOROVINYLETHERS
    • 制备全氟牛磺酸盐的方法
    • WO2018011142A1
    • 2018-01-18
    • PCT/EP2017/067275
    • 2017-07-10
    • SOLVAY SPECIALTY POLYMERS ITALY S.P.A.
    • GREGORI, ManuelMILLEFANTI, StefanoALBONETTI, StefaniaFORNASARI, GiuseppeANDREOLI, SaraMARCHIONNI, Giuseppe
    • C07C41/24C07C43/17C07D317/42B01J23/62
    • C07D317/42B01J21/18B01J23/626B01J27/135B01J35/1028C07C41/24C07C43/17
    • The invention pertains to a method for the manufacture of a perfluorovinylether by hydrodehalogenation of a halofluoroether (HaloFE) having general formula (l-A) or R f O-CR f 'X-CR f "R f "'X' (l-A) wherein R f represents a C 1 -C 6 perfluoro(oxy)alkyl group; R f ', R f " and R f '", equal or different from each other, independently represent fluorine atoms or C 1 -C 5 perfluoro(oxy)alkyl groups; X and X', equal or different from each other, are independently selected from CI, Br or I; (l-B) wherein R f * and R f *', equal or different from each other, independently represent fluorine atoms or C 1 -C 3 perfluoro(oxy)alkyl groups; Y 1 and Y 2 , equal or different from each other, independently represent fluorine atoms or C 1 -C 3 perfluoroalkyl groups; X and X' are as above defined; said method comprising contacting said halofluoroether (HaloFE) with hydrogen in the presence of a catalyst comprising at least one transition metal (M) of group VI 11 B and tin.
    • 本发明涉及通过具有通式(IA)或R f F-O-CR'的卤代氟代醚(HaloFE)的加氢脱卤作用制备全氟乙烯基醚的方法, 其中R f表示C 1 -C 4烷基,其中R f表示C 1 -C 4烷基, (C 1-6) - 全氟(氧)烷基; R',R',R',R',R' 和R''“',彼此相同或不同,独立地表示氟原子或C 1 -C 5全氟(氧)烷基 组; X和X'彼此相同或不同,独立地选自Cl,Br或I; (IB)其中R f *和R f *彼此相同或不同,独立地代表氟原子或C 1 -C 3个全氟(氧)烷基; Y1和Y2彼此相同或不同,各自独立地代表氟原子或C≡C≡3 全氟烷基; X和X'如上所定义; 所述方法包括在包含至少一种第VI II B族过渡金属(M)和锡的催化剂存在下使所述卤代氟醚(HaloFE)与氢气接触。