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    • 91. 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。
    • 98. 发明申请
    • SURFACE TREATMENT PROCESS, COMPOSITION FOR USE THEREIN, AND TREATED ARTICLE
    • 表面处理工艺,其使用的组合物和处理的物品
    • WO2012064653A1
    • 2012-05-18
    • PCT/US2011/059585
    • 2011-11-07
    • 3M INNOVATIVE PROPERTIES COMPANYRAJAGOPAL, Rama V.IYER, Suresh S.
    • RAJAGOPAL, Rama V.IYER, Suresh S.
    • C09D183/08C09D183/14C09D4/00
    • C09D7/1233C08G65/007C08G65/336C08G77/24C08G77/485C08G2650/48C09D4/00C09D7/63C09D171/02C09D183/08C09D183/14
    • A surface treatment process comprises (a) providing at least one substrate; (b) providing a curable surface treatment composition comprising (1) at least one fluorinated organosilane compound comprising (i) a monovalent segment selected from polyfluoroalkyl, polyfluoroether, polyfluoropolyether, and combinations thereof and (ii) a monovalent endgroup comprising at least one silyl moiety comprising at least one group selected from hydrolyzable groups, hydroxyl, and combinations thereof, and (2) at least one organosilane compound comprising (i) a multivalent non-fluorinated segment and (ii) at least two monovalent endgroups, each monovalent endgroup independently comprising at least one silyl moiety comprising at least one group selected from hydroxyl, hydrolyzable groups, and combinations thereof, and/or at least one organosilazane compound; (c) applying the curable surface treatment composition to the substrate; and (d) curing the applied, curable surface treatment composition.
    • 表面处理方法包括(a)提供至少一个基材; (b)提供可固化的表面处理组合物,其包含(1)至少一种氟化有机硅烷化合物,其包含(i)选自多氟烷基,多氟醚,多氟聚醚及其组合的单价链段和(ii)包含至少一个甲硅烷基部分的单价末端基 包括至少一个选自可水解基团,羟基及其组合的基团,和(2)至少一种有机硅烷化合物,其包含(i)多价非氟化链段和(ii)至少两个单价端基,每个单价端基独立地包含 包含至少一个选自羟基,可水解基团及其组合的基团的至少一个甲硅烷基部分和/或至少一种有机硅氮烷化合物; (c)将可固化表面处理组合物施加到基材上; 和(d)固化所施加的可固化表面处理组合物。