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    • 4. 发明申请
    • HYDROPHILIC FLUOROPOLYMER
    • 水解氟聚合物
    • WO2014095902A1
    • 2014-06-26
    • PCT/EP2013/076952
    • 2013-12-17
    • SOLVAY SPECIALTY POLYMERS ITALY S.P.A.
    • WLASSICS, IvanBIANCARDI, RobertoCAMPANELLI, PasqualeDI NICOLO', EmanueleSANGUINETI, AldoTONELLI, Claudio Adolfo Pietro
    • C08F214/22C08F251/02C08F290/04C08F290/10C08G77/46C08F214/00
    • C08G81/025B01D67/0023C08F214/22C08F214/225C08G65/007C08G2261/128C08G2650/48C08L63/00C08L71/00C08L2205/05C08L27/16
    • The present invention pertains to a process for the manufacture of a grafted fluoropolymer [polymer (Fg)], said process comprising reacting: A) at least one fluoropolymer comprising at least one functional group selected from the group consisting of a hydroxyl group and a carboxylic acid group [polymer (F)], B) at least one polyoxyalkylene (POA) of formula (I): R B -(CH 2 -O) x -(CH 2 CHR A O) n -(CH 2 -O) x' -R C , wherein at least one of R B and R C is a reactive group comprising at least one heteroatom selected from oxygen and nitrogen different from the hydroxyl group, the remaining, if any, being a -[O] z -CH 3 alkyl group, wherein z is 0 or 1, R A is a hydrogen atom or a C 1 -C 5 alkyl group, x and x', equal to or different from each other, are independently 0 or 1, and n is an integer comprised between 2 and 1000, preferably between 5 and 200, C) optionally, in the presence of at least one catalyst, and D) optionally, in the presence of at least one organic solvent (S). The present invention also pertains to grafted fluoropolymers obtained from said process and to uses of said grafted fluoropolymers for manufacturing porous membranes.
    • 本发明涉及制备接枝氟聚合物[聚合物(Fg)]的方法,所述方法包括使A)至少一种含有至少一个选自羟基和羧基的官能团的含氟聚合物 酸性基团[聚合物(F)],B)至少一种式(I)的聚氧化烯(POA):RB-(CH 2 -O)x - (CH 2 CHRAO)n - (CH 2 -O)x'-RC, RB和RC中的至少一个是包含至少一个选自不同于羟基的氧和氮的杂原子的反应性基团,剩余的(如果有的话)是 - [O] z-CH 3烷基,其中z是0或1 RA为氢原子或C1-C5烷基,x和x'彼此相同或不同,分别为0或1,n为2〜1000,优选为5〜200的整数, C)任选地,在至少一种催化剂的存在下,和D)任选地,在至少一种有机溶剂(S)的存在下。 本发明还涉及从所述方法获得的接枝的含氟聚合物以及所述接枝的含氟聚合物用于制造多孔膜的用途。