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    • 2. 发明授权
    • Fluorosulfonic acid organic polymers
    • 氟磺酸有机聚合物
    • US07307113B2
    • 2007-12-11
    • US10477341
    • 2001-05-14
    • Zhenyu Yang
    • Zhenyu Yang
    • B01J31/40B01J27/53C07F7/04C07C315/04C25B11/04C08F16/24
    • C08K5/548C08L27/18
    • The present invention provides for a composition and a process for forming the composition. The composition comprises an organic polymer and 0.5-40% by weight of the composition of a siloxane, the organic polymer having a fluorinated backbone and 3-20 mol-% of pendant groups represented by the formula (I): —Op—[CF(Rf1)CF—Om]n—CF2CF2SO3X; wherein Rf is F or 2CF2SO3X; wherein Rf is F or a perfluoroalkyl radical having 1-10 carbon atoms either unsubstituted or substituted by one or more ether oxygen atoms, m=0 or 1, n=0) to 3, p=0 or 1, and X is H or an alkali metal; the siloxane comprising two or more groups which need not be the same represented by the formula (II): —OaSi(OH)b-aR13-bR2Rf2SO3; wherein a=1; 1 to b, b=1 to R1 is a non-hydrolyzable group independently selected from the group consisting of alkyl, cycloalkyl, aryl and aralkyl, X is is an alkali metal or hydrogen, R2 is a bidentate alkylene radical either unsubstituted or substituted by at least one ether oxygen atom with the proviso that R2 has at least two carbon atoms linearly disposed between Si and Rf2, and Rf2 is a perfluoroalkylene ether radical either unsubstituted or substituted by at least one ether oxygen atom.
    • 本发明提供了一种用于形成组合物的组合物和方法。 组合物包含有机聚合物和0.5-40重量%组合物的硅氧烷,该有机聚合物具有氟化主链和3-20摩尔%的由式(I)表示的侧基:-O - [CF(R 1)] - - - - - - - - - - - - - - 2> 2 2 3 X; 其中R 1是F或2或更大的2或3个SO 3 X; 其中R f是F或具有1-10个碳原子的全氟烷基,其未被取代或被一个或多个醚氧原子取代,m = 0或1,n = 0)至3,p = 0 或1,X为H或碱金属; 所述硅氧烷包含两个或更多个不需要由式(II)表示的基团:-O a Si(OH)b R 1, 3< 3>< 2> 2< 2>< 2< 3< 3& 其中a = 1; 1至b,b = 1至R 1是独立地选自烷基,环烷基,芳基和芳烷基的不可水解基团,X为碱金属或氢,R SUP > 2是未被取代的或被至少一个醚氧原子取代的双齿亚烷基,条件是R 2具有至少两个直接位于Si和R“之间的碳原子, 其中R 2是未被取代或被至少一个醚氧原子取代的全氟亚烷基醚基团,其中R 1,R 2,