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    • 4. 发明授权
    • Cross linkable fluorine-containing polymer and its production
    • 可交联含氟聚合物及其生产
    • US4243770A
    • 1981-01-06
    • US894256
    • 1978-04-07
    • Masayoshi TatemotoTakeshi SuzukiMasayasu TomodaYasuyoshi FurukawaYutaka Ueta
    • Masayoshi TatemotoTakeshi SuzukiMasayasu TomodaYasuyoshi FurukawaYutaka Ueta
    • C08F2/00C08F2/38C08F8/18C08F10/00C08F14/00C08F14/18C08F14/22C08F214/18C08K5/00C09K3/10C08F14/16
    • C08F8/18C08F14/22C08F2438/01
    • An easily cross linkable fluorine-containing polymer substantially comprising: (1) a polymeric chain comprising one or more polymer segments, of which at least one polymer segment consisting of units of vinylidene fluoride alone or of units of vinylidene fluoride and one or more of other fluoroolefins, and (2) at least one iodine atom liberated from an iodinated compound of the formula: RI.sub.x (wherein R is a saturated or unsaturated fluorohydrocarbon or chlorofluorohydrocarbon residue having 1 to 8 carbon atoms and x is an integer of 1 or 2 corresponding to the bonding valency of the residue R) in an amount of 0.001 to 10% by weight based on the polymer and (3) a fragment of the iodinated compound excluding the said liberated iodine atom therefrom, which are bonded to the polymeric chain and being prepared by polymerizing vinylidene fluoride with or without one or more of the other fluoroolefins in the presence of a radical producing source and the iodinated compound or its reaction product with the said monomer(s) in one or more steps, the other fluoroolefins being selected from the group consisting of tetrafluoroethylene, chlorotrifluoroethylene, trifluoroethylene, vinyl fluoride, hexafluoropropylene, pentafluoropropylene, perfluoro(methyl vinyl ether), perfluoro(ethyl vinyl ether) and perfluoro(propyl vinyl ether).
    • 一种容易交联的含氟聚合物,其基本上包括:(1)包含一个或多个聚合物链段的聚合物链,其中至少一个聚合物链段由单偏氟乙烯单元或偏二氟乙烯单元和其它一个或多个单元组成 氟化烯烃,和(2)从下式的碘化化合物释放的至少一个碘原子:其中R是具有1至8个碳原子的饱和或不饱和氟代烃或氯氟烃残基,x是1或2的整数,对应于 残留物R的键合化合价)为0.001〜10重量%,(3)与该聚合物链结合的碘化合物不包括在内的碘化合物的片段, 通过在自由基产生源和碘化化合物或其反应产物存在下聚合具有或不具有一种或多种其它氟代烯烃的偏二氟乙烯 一个或多个步骤中的所述单体,其它氟烯烃选自四氟乙烯,三氟氯乙烯,三氟乙烯,氟乙烯,六氟丙烯,五氟丙烯,全氟(甲基乙烯基醚),全氟(乙基乙烯基醚) 和全氟(丙基乙烯基醚)。
    • 9. 发明授权
    • Fluoride-containing polymer and composition containing same
    • 含氟聚合物和含有其的组合物
    • US4530972A
    • 1985-07-23
    • US428703
    • 1982-09-30
    • Masayoshi TatemotoYasuyoshi FurukawaMasayasu TomodaMasahiko OkaShigeru Morita
    • Masayoshi TatemotoYasuyoshi FurukawaMasayasu TomodaMasahiko OkaShigeru Morita
    • C08F14/00C08F14/16C08F14/18C08F214/16C08F214/18C08F214/28C08F216/14C08F220/02C08K3/10C08K3/22C08L1/00C08L7/00C08L21/00C08L23/00C08L27/00C08L27/12C08L33/00C08L33/02C08L101/00
    • C08F216/1408C08F214/18C08F220/02
    • A fluorine-containing polymer substantially comprising (A) at least one fluorine-containing olefin of the formula:CF.sub.2 =CXYwherein X is a hydrogen atom or a fluorine atom and Y is a hydrogen atom, a chlorine atom, a fluorine atom, a trifluoromethyl group, a difluoromethyl group, a C.sub.1 -C.sub.3 perfluoroalkoxy group or a group of the formula:--(CF.sub.2).sub.m COOMwherein m is an integer of 0 to 3 and M is a hydrogen atom, a C.sub.1 -C.sub.4 alkyl group, a sodium atom or a potassium atom but when X is a hydrogen atom, Y is always a hydrogen atom, (B) one or more C.sub.4 -C.sub.8 fluorine-containing dienes, (C) at least one iodine atom and (D) at least one saturated or unsaturated fluoro or chlorofluorohydrocarbon group, the molar ratio of the diene (B) and the olefin (A) being from 1.times.10.sup.-4 to 5.times.10.sup.-2, the iodine atom(s) (C) being from 0.001 to 10% by weight based on the weight of the polymer and the molar ratio of the group (D) and the olefin (A) being from 1.times.10.sup.-5 to 5.times.10.sup.-2, can be cross-linked at atmospheric pressure at a cross-linking temperature in the presence of a cross-linking agent. The fluorine-containing polymer may be prepared by polymerizing (B) with the polymerization reaction product of (A) and an iodide compound.
    • 一种含氟聚合物,其基本上包含(A)至少一种下式的含氟烯烃:CF2 = CXY其中X是氢原子或氟原子,Y是氢原子,氯原子,氟原子, 三氟甲基,二氟甲基,C1-C3全氟烷氧基或下式的基团: - (CF2)mCOOM其中m为0-3的整数,M为氢原子,C1-C4烷基,钠 原子或钾原子,但当X为氢原子时,Y始终为氢原子,(B)一种或多种C 4 -C 8含氟二烯,(C)至少一个碘原子和(D)至少一个饱和 或不饱和氟代或氯氟烃基,二烯(B)和烯烃(A)的摩尔比为1×10 -4至5×10 -2,碘原子(C)为0.001至10重量% 关于聚合物的重量和(D)和烯烃(A)的摩尔比为1×10-5至5×10-2的摩尔比可以在大气压下在cro 在交联剂存在下的β-连接温度。 含氟聚合物可以通过(B)与(A)的聚合反应产物和碘化物化合物聚合来制备。