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    • 3. 发明申请
    • FLUORINE-CONTAINING THERMOPLASTIC ELASTOMER COMPOSITION
    • 含氟的热塑性弹性体组合物
    • US20160194512A1
    • 2016-07-07
    • US14909339
    • 2014-07-24
    • SOLVAY SPECIALTY POLYMERS ITALY S.P.A.
    • Suneel BANDIKun LIPhilip SCHILDEdwin FIGUEROABradley Lane KENT
    • C09D127/20C09D127/16
    • C09D127/20C08F210/02C08F214/242C08L27/12C09D127/16H01B3/28H01B3/441H01B3/445C08L23/08C08F214/24C08F216/1408
    • The invention pertains to a thermoplastic vulcanizate fluorine-containing composition [vulcanizate (C)], comprising a continuous thermoplastic fluoropolymer phase and a dispersed vulcanized fluoroelastomer phase, said composition comprising: —at least one thermoplastic fluoropolymer [polymer (F)], said polymer (F) comprising (j) from 40 to 60% by moles of recurring units derived from ethylene (E); (jj) from 60 to 40% by moles of recurring units derived from at least one of chlorotrifluoroethylene (CTFE) and tetrafluoroethylene (TFE); and (jjj) from 0.5 to 10% by moles of recurring units derived from of at least one (per)fluoroalkylvinylether of formula CX2═CX—ORf, wherein each of X, equal to or different from each other, is independently H or F (preferably F); and Rf is a C1-C12 (per)fluoroalkyl group or a C1-C12 (per)fluoro-oxy-alkyl group comprising one or more than one catenary oxygen atoms [monomer (V)], with % by moles being referred to the total moles of recurring units of the polymer (F); and —at least one (per)fluoroelastomer [elastomer (A)].
    • 本发明涉及包含连续的热塑性含氟聚合物相和分散的硫化含氟弹性体相的热塑性硫化橡胶含氟组合物[硫化橡胶(C)],所述组合物包含: - 至少一种热塑性含氟聚合物[聚合物(F)],所述聚合物 (F)包含(j)40-60%(摩尔)衍生自乙烯(E)的重复单元; (jj)60至40摩尔%的由三氟氯乙烯(CTFE)和四氟乙烯(TFE)中的至少一种衍生的重复单元; 和(jjj)0.5至10摩尔%的衍生自式CX2 = CX-ORf的至少一个(全)氟烷基乙烯基醚的重复单元,其中X彼此相同或不同的独立地为H或F (优选F); 并且R f是包含一个或多于一个链状氧原子的C1-C12(全)氟代烷基或C1-C12(全)氟 - 氧基 - 烷基[单体(Ⅴ)],其摩尔数相对于 聚合物(F)的重复单元的总摩尔数; 和至少一种(全)氟弹性体[弹性体(A)]。
    • 7. 发明申请
    • SYNTHESIS OF CHLOROTRIFLUOROETHYLENE-BASED BLOCK COPOLYMERS BY IODINE TRANSFER POLYMERIZATION
    • 通过碘转移聚合合成基于氯代三氟乙烯的嵌段共聚物
    • US20150094428A1
    • 2015-04-02
    • US14448062
    • 2014-07-31
    • Honeywell International Inc.
    • Alagappan ThenappanBruno AmeduriGerald Lopez
    • C08F299/00
    • C08F214/242C08F2/38C08F214/24C08F293/005C08F2438/00
    • Methods for the synthesis of CTFE-based block copolymers through iodine transfer polymerization are disclosed. In an exemplary embodiment, a method includes reacting a fluoromonomer “M” with a chain transfer agent of the formula X—Y or Y—X—Y, wherein X represents a C1-C3 hydrocarbon, a C1-C6 hydrofluorocarbon, C1-C6 hydrochlorofluorocarbon, or C1-C6 fluorocarbon and Y represents iodine or bromine, in the presence of a radical initiator, to form a macro-initiator of the formula: X-poly(M)-Y or Y-poly(M)-X-poly(M)-Y, wherein poly(M) represents a polymer of the fluoromonomer. The method further includes reacting the macro-initiator with chlorotrifluoroethylene (CTFE) in the presence of a radical initiator to form a diblock or a triblock CTFE-based block copolymer of the formula: X-poly(M)-block-poly(CTFE) or PCTFE-block-poly(M)-X-poly(M)-block-PCTFE.
    • 公开了通过碘转移聚合合成CTFE基嵌段共聚物的方法。 在一个示例性实施方案中,一种方法包括使含氟单体“M”与式X-Y或Y-X-Y的链转移剂反应,其中X表示C1-C3烃,C1-C6氢氟烃,C1-C6 氯代氟代烃或C1-C6碳氟化合物,Y代表碘或溴,在自由基引发剂的存在下形成下式的大分子引发剂:X-聚(M)-Y或Y-聚(M)-X- 聚(M)-Y,其中聚(M)表示所述含氟单体的聚合物。 该方法还包括在自由基引发剂的存在下使大分子引发剂与氯三氟乙烯(CTFE)反应以形成下式的二嵌段或三嵌段CTFE基嵌段共聚物:X-聚(M) - 嵌段 - 聚(CTFE) 或PCTFE-嵌段 - 聚(M)-X-聚(M) - 嵌段-PCFEFE。