FLUORINE-CONTAINING ELASTOMER COMPOSITION
    1.
    发明申请
    FLUORINE-CONTAINING ELASTOMER COMPOSITION 有权
    含氟的弹性体组合物

    公开(公告)号:US20110021690A1

    公开(公告)日:2011-01-27

    申请号:US12934560

    申请日:2009-03-17

    IPC分类号: C08L53/00 C08L27/16

    摘要: There is provided a fluorine-containing elastomer composition assuring easy kneading and providing a crosslinked article having improved strength. The fluorine-containing elastomer composition comprises (A) an elastomer of a vinylidene fluoride/hexafluoropropylene copolymer having a branching coefficient of 30 to 300 ppm, a Mooney viscosity (ML1+10: 121° C.) of 7 to 80 and a molecular weight distribution (Mw/Mn) of 1.5 to 4, and (B) an elastomer of a vinylidene fluoride/hexafluoropropylene copolymer having a storage modulus G′ at 180° C. at 500 cpm of 500 to 900, and a mass ratio of (A)/(B) is 70/30 to 90/10.

    摘要翻译: 提供了一种含氟弹性体组合物,其确保容易的捏合并提供具有改进的强度的交联制品。 含氟弹性体组合物包含(A)分支系数为30〜300ppm,门尼粘度(ML1 + 10:121℃)为7〜80的偏二氟乙烯/六氟丙烯共聚物的弹性体,分子量 分布(Mw / Mn)为1.5〜4,(B)在500℃下在180℃下的储能模量G'为500〜900的偏二氟乙烯/六氟丙烯共聚物的弹性体,(A )/(B)为70/30〜90/10。

    Fluorine-containing elastomer composition
    2.
    发明授权
    Fluorine-containing elastomer composition 有权
    含氟弹性体组合物

    公开(公告)号:US08420739B2

    公开(公告)日:2013-04-16

    申请号:US12934560

    申请日:2009-03-17

    IPC分类号: C08L27/12 C08L27/16 C08L27/20

    摘要: There is provided a fluorine-containing elastomer composition assuring easy kneading and providing a crosslinked article having improved strength. The fluorine-containing elastomer composition comprises (A) an elastomer of a vinylidene fluoride/hexafluoropropylene copolymer having a branching coefficient of 30 to 300 ppm, a Mooney viscosity (ML1+10: 121° C.) of 7 to 80 and a molecular weight distribution (Mw/Mn) of 1.5 to 4, and (B) an elastomer of a vinylidene fluoride/hexafluoropropylene copolymer having a storage modulus G′ at 180° C. at 500 cpm of 500 to 900, and a mass ratio of (A)/(B) is 70/30 to 90/10.

    摘要翻译: 提供了一种含氟弹性体组合物,其确保容易的捏合并提供具有改进的强度的交联制品。 含氟弹性体组合物包含(A)分支系数为30〜300ppm,门尼粘度(ML1 + 10:121℃)为7〜80的偏二氟乙烯/六氟丙烯共聚物的弹性体,分子量 分布(Mw / Mn)为1.5〜4,(B)在500℃下在180℃下的储能模量G'为500〜900的偏二氟乙烯/六氟丙烯共聚物的弹性体,(A )/(B)为70/30〜90/10。

    Fluorine-containing elastomer mixture, method for producing same, composition for vulcanizing peroxide, and molded article
    3.
    发明授权
    Fluorine-containing elastomer mixture, method for producing same, composition for vulcanizing peroxide, and molded article 有权
    含氟弹性体混合物,其制造方法,硫化过氧化物的组合物和成型体

    公开(公告)号:US08450423B2

    公开(公告)日:2013-05-28

    申请号:US13260913

    申请日:2010-03-30

    摘要: A fluoroelastomer mixture, including: a peroxide-vulcanizable fluoroelastomer (A) containing an iodine atom; and a peroxide-vulcanizable fluoroelastomer (B) containing an iodine atom. The fluoroelastomer (A) is a copolymer (a1) consisting of 50 to 85 mol % of a vinylidene fluoride unit and 15 to 50 mol % of a perfluoro(alkyl vinyl ether) unit, or a copolymer (a2) consisting of 45 to 85 mol % of a vinylidene fluoride unit, 1 to 30 mol % of a tetrafluoroethylene unit, and 14 to 30 mol % of a perfluoro(alkyl vinyl ether) unit. Further the fluoroelastomer (B) has a fluorine content of 70.0% or more. Also disclosed is a composition for peroxide vulcanization containing the above fluoroelastomer composition (i), a polyfunctional unsaturated compound (ii) and a peroxide (iii), as well as a method for producing the fluoroelastomer mixture.

    摘要翻译: 一种含氟弹性体混合物,包括:含有碘原子的过氧化物可硫化的含氟弹性体(A) 和含有碘原子的过氧化物可硫化的含氟弹性体(B)。 含氟弹性体(A)是由50〜85摩尔%的偏氟乙烯单元和15〜50摩尔%的全氟(烷基乙烯基醚)单元组成的共聚物(a1),或由45〜85组成的共聚物(a2) 偏二氟乙烯单元的摩尔%,四氟乙烯单元为1〜30摩尔%,全氟(烷基乙烯基醚)单元为14〜30摩尔%。 此外,含氟弹性体(B)的氟含量为70.0%以上。 还公开了含有上述含氟弹性体组合物(i),多官能不饱和化合物(ⅱ)和过氧化物(ⅲ)的过氧化物硫化的组合物,以及含氟弹性体混合物的制造方法。

    CURABLE COMPOSITION AND MOLDED ARTICLE MADE OF SAME
    4.
    发明申请
    CURABLE COMPOSITION AND MOLDED ARTICLE MADE OF SAME 审中-公开
    可固化组合物和成型品

    公开(公告)号:US20110151164A1

    公开(公告)日:2011-06-23

    申请号:US13060646

    申请日:2009-09-18

    IPC分类号: C08K5/00 C08F4/00 B32B1/08

    摘要: A curable composition comprising (A) a vinylidene fluoride elastomer which is a copolymer of vinylidene fluoride (a1), at least one kind of perfluoroolefin (a2) selected from the group consisting of tetrafluoroethylene, hexafluoropropylene and perfluoro(alkyl vinyl ether) and a cyano group-containing monomer (a3) (a proportion of the vinylidene fluoride exceeds 20% by mole), (B) a specific curing agent and (C) a compound generating ammonia at 40° to 330° C. The present invention can provide a curable composition of a vinylidene fluoride elastomer assuring improved crosslinking speed, and a molded article obtained from the curable composition. Physical properties under normal conditions are improved by the presence of a solvent having affinity for the compound generating ammonia.

    摘要翻译: 一种可固化组合物,其包含(A)偏二氟乙烯弹性体,其是偏氟乙烯(a1)的共聚物,选自四氟乙烯,六氟丙烯和全氟(烷基乙烯基醚)的至少一种全氟烯烃(a2)和氰基 含有基团的单体(a3)(偏二氟乙烯的比例超过20摩尔%),(B)特定的固化剂和(C)在40〜330℃产生氨的化合物。本发明可以提供 确保改善交联速度的偏二氟乙烯弹性体的可固化组合物和由可固化组合物获得的模塑制品。 通过存在对产生氨的化合物具有亲和性的溶剂来改善在正常条件下的物理性能。

    FLUORINE-CONTAINING ELASTOMER MIXTURE, METHOD FOR PRODUCING SAME, COMPOSITION FOR VULCANIZING PEROXIDE, AND MOLDED ARTICLE
    5.
    发明申请
    FLUORINE-CONTAINING ELASTOMER MIXTURE, METHOD FOR PRODUCING SAME, COMPOSITION FOR VULCANIZING PEROXIDE, AND MOLDED ARTICLE 有权
    含氟的弹性体混合物,其生产方法,过氧化物的组合物和成型品

    公开(公告)号:US20120029152A1

    公开(公告)日:2012-02-02

    申请号:US13260913

    申请日:2010-03-30

    IPC分类号: C08L27/20

    摘要: A fluoroelastomer mixture, including: a peroxide-vulcanizable fluoroelastomer (A) containing an iodine atom; and a peroxide-vulcanizable fluoroelastomer (B) containing an iodine atom. The fluoroelastomer (A) is a copolymer (a1) consisting of 50 to 85 mol % of a vinylidene fluoride unit and 15 to 50 mol % of a perfluoro(alkyl vinyl ether) unit, or a copolymer (a2) consisting of 45 to 85 mol % of a vinylidene fluoride unit, 1 to 30 mol % of a tetrafluoroethylene unit, and 14 to 30 mol % of a perfluoro(alkyl vinyl ether) unit. Further the fluoroelastomer (B) has a fluorine content of 70.0% or more. Also disclosed is a composition for peroxide vulcanization containing the above fluoroelastomer composition (i), a polyfunctional unsaturated compound (ii) and a peroxide (iii), as well as a method for producing the fluoroelastomer mixture.

    摘要翻译: 一种含氟弹性体混合物,包括:含有碘原子的过氧化物可硫化的含氟弹性体(A) 和含有碘原子的过氧化物可硫化的含氟弹性体(B)。 氟弹性体(A)是由50〜85摩尔%的偏氟乙烯单元和15〜50摩尔%的全氟(烷基乙烯基醚)单元构成的共聚物(a1),或由45〜85组成的共聚物(a2) 偏二氟乙烯单元的摩尔%,四氟乙烯单元为1〜30摩尔%,全氟(烷基乙烯基醚)单元为14〜30摩尔%。 此外,含氟弹性体(B)的氟含量为70.0%以上。 还公开了含有上述含氟弹性体组合物(i),多官能不饱和化合物(ⅱ)和过氧化物(ⅲ)的过氧化物硫化的组合物,以及含氟弹性体混合物的制造方法。

    CURABLE COMPOSITION AND MOLDED ARTICLE MADE OF SAME
    6.
    发明申请
    CURABLE COMPOSITION AND MOLDED ARTICLE MADE OF SAME 审中-公开
    可固化组合物和成型品

    公开(公告)号:US20110112265A1

    公开(公告)日:2011-05-12

    申请号:US13002016

    申请日:2009-06-29

    IPC分类号: C08F4/00 C08F2/38

    CPC分类号: C09K3/1009 C08K5/16 C08L27/16

    摘要: A curable composition comprising (A) a vinylidene fluoride type elastomer which is a copolymer of vinylidene fluoride (a1), at least one perfluoroolefin (a2) selected from the group consisting of tetrafluoroethylene, hexafluoropropylene and perfluoro(alkyl vinyl ether) and a cyano group-containing monomer (a3) (the proportion of vinylidene fluoride exceeds 20% by mole), and (B) a compound generating ammonia at 40° to 330° C. alone as a curing agent. The present invention can provide a curable composition of a vinylidene fluoride type elastomer assuring improved crosslinking speed and making it possible to use a cheap curing agent, and a molded article obtained from the curable composition. Physical properties under normal conditions can also be improved by the presence of the solvent having affinity for the compound generating ammonia.

    摘要翻译: 一种可固化组合物,其包含(A)偏二氟乙烯类弹性体,其是偏二氟乙烯(a1),至少一种选自四氟乙烯,六氟丙烯和全氟(烷基乙烯基醚)的全氟烯烃(a2)的共聚物和氰基 (a3)(偏二氟乙烯的比例超过20摩尔%),(B)仅在40〜330℃产生氨的化合物作为固化剂。 本发明可以提供一种偏二氟乙烯类弹性体的固化性组合物,其确保交联速度提高,并且可以使用廉价的固化剂,以及由可固化组合物获得的成型体。 在正常条件下的物理性能也可以通过对产生氨的化合物具有亲和性的溶剂的存在来改善。