Process for producing fluorine-containing elastomer
    1.
    发明授权
    Process for producing fluorine-containing elastomer 失效
    含氟弹性体的制造方法

    公开(公告)号:US5898054A

    公开(公告)日:1999-04-27

    申请号:US980236

    申请日:1997-11-28

    摘要: A peroxide-vulcanizable fluorine-containing elastomer containing iodines as cross-linking sites, capable of producing vulcanization products having a distinguished heat resistance is produced by polymerization reaction of a fluorinated olefin having 2 to 8 carbon atoms in the presence of a diiodide compound represented by the following general formula:I--R--where R is a divalent fluorohydrocarbon group, chlorofluorohydrocarbon group or hydrocarbon group, having 2 to 8 carbon atoms, respectively, and 2,2-difluoroiodoethylene.

    摘要翻译: 通过在二碘化合物的存在下,在具有2-8个碳原子的氟化烯烃存在下,通过聚合反应制备含有碘作为交联位点的可过氧化物硫化的含氟弹性体,其能够生产具有显着耐热性的硫化产物, 以下通式:IR-其中R是二价氟代烃基,分别具有2-8个碳原子的氯氟烃基或烃基和2,2-二氟碘乙烯。

    Bisphenol compound and fluorine-containing elastomer composition
containing the same
    2.
    发明授权
    Bisphenol compound and fluorine-containing elastomer composition containing the same 失效
    双酚化合物和含有它们的含氟弹性体组合物

    公开(公告)号:US06008300A

    公开(公告)日:1999-12-28

    申请号:US838492

    申请日:1997-04-07

    CPC分类号: C07F9/54 C07F9/535 C08K5/53

    摘要: A bisphenol compound represented by the following general formula: ##STR1## where R is an alkylene group having 1 to 5 carbon atoms, an alkylidene group having 1 to 5 carbon atoms, a perfluoroalkylene group having 1 to 5 carbon atoms, a perfluoroalkylidene group having 1 to 5 carbon atoms, a SO.sub.2 group or an O group; and R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are the same or different alkyl groups, alkenyl groups, aryl groups, alkylaryl groups or aralkyl groups, each having 1 to 25 carbon atoms, can give vulcanization products having a good resistance to hot water, when used as a cross-linking agent for terpolymers of tetrafluoroethylene/perfluoro (alkyl vinyl ether)/ethylenically unsaturated cure site monomer.

    摘要翻译: 由以下通式表示的双酚化合物:其中R是具有1至5个碳原子的亚烷基,具有1至5个碳原子的亚烷基,具有1至5个碳原子的全氟亚烷基,1至5个全氟亚烷基 碳原子,SO 2基团或O基团; R 1,R 2,R 3和R 4为相同或不同的碳原子数为1〜25的烷基,烯基,芳基,烷基芳基或芳烷基时,可以使用具有良好的耐热水性的硫化物 作为四氟乙烯/全氟(烷基乙烯基醚)/烯属不饱和固化部位单体的三元共聚物的交联剂。

    Fluorine-containing elastomer composition
    6.
    发明授权
    Fluorine-containing elastomer composition 失效
    含氟弹性体组合物

    公开(公告)号:US5565512A

    公开(公告)日:1996-10-15

    申请号:US620435

    申请日:1996-03-22

    CPC分类号: C08K3/24 C08K5/098

    摘要: A fluorine-containing elastomer composition comprising a terpolymer of tetrafluoroethylene, perfluoro(lower alkyl vinyl ether) and cyano group-containing (perfluorovinylether), and a less expensive of the ammonium salt of organic or inorganic acid as a curing agent produce a vulcanization product having good heat resistance and solvent resistance, and when no carbon black, etc. are contained in the composition for curing, transparent vulcanization product having satisfactory physical properties are obtainable.

    摘要翻译: 包含四氟乙烯,全氟(低级烷基乙烯基醚)和含氰基(全氟乙烯基醚)的三元共聚物和较便宜的有机或无机酸的铵盐作为固化剂的含氟弹性体组合物产生具有 良好的耐热性和耐溶剂性,并且在用于固化的组合物中不含有炭黑等时,可获得具有令人满意的物理性能的透明硫化产品。

    Copolymer elastomer, process for producing the same and composition
containing the same
    7.
    发明授权
    Copolymer elastomer, process for producing the same and composition containing the same 失效
    共聚物弹性体,其制造方法和含有它们的组合物

    公开(公告)号:US5891974A

    公开(公告)日:1999-04-06

    申请号:US955691

    申请日:1997-10-22

    摘要: A novel fluorine-containing copolymer elastomer having bromine groups as cross-linkable groups, which comprises about 45 to about 80% by mole of tetrafluoroethylene, about 50 to about 20% by mole of a perfluoro(vinylether) represented by the following general formula:CF.sub.2 .dbd.CFO(CF.sub.2).sub.2 (OCF.sub.2)nOCF.sub.3where n is an integer of 1 to 5, and about 0.2 to about 5% by mole of a bromine-containing unsaturated monomer compound, sum total being 100% by mole, gives vulcanization products having distinguished resistances to chemicals, low temperature and heat.

    摘要翻译: 具有溴基作为可交联基团的新型含氟共聚物弹性体,其包含约45至约80摩尔%的四氟乙烯,约50至约20摩尔%的由以下通式表示的全氟(乙烯基醚): CF 2 = CFO(CF 2)2(OCF 2)n OCF 3,其中n为1〜5的整数,以及约0.2〜约5摩尔%的含溴不饱和单体化合物,总和为100摩尔%,得到硫化产物 对化学品,耐低温和耐热性的抵抗力。

    Fluorine-containing elastomer composition
    9.
    发明授权
    Fluorine-containing elastomer composition 失效
    含氟弹性体组合物

    公开(公告)号:US06602961B1

    公开(公告)日:2003-08-05

    申请号:US08500714

    申请日:1995-07-11

    IPC分类号: C08F11418

    CPC分类号: C08K5/18 C08L27/12

    摘要: A fluorine-containing elastomer composition comprising a terpolymer of tetrafluoroethylene, perfluoro(lower alkyl vinyl ether) and perfluoro(&ohgr;-cyanoalkyl vinyl ether) and a bisaminophenyl compound represented by the following general formula as a curing agent: wherein A is an alkylidene group having 1 to 6 carbon atoms, a perfluoroalkylidene group having 1 to 10 carbon atoms, a SO2 group, an O group, a CO group, or a carbon-carbon bond capable of directly coupling two benzene rings; and X and Y each are a hydroxyl group or an amino group can give a rubbery vulcanization product with a good processability and good physical properties by a commercially available cross-linking agent free from any safety problem.

    摘要翻译: 包含四氟乙烯,全氟(低级烷基乙烯基醚)和全氟(ω-氰基烷基乙烯基醚)的三元共聚物和由以下通式表示的二氨基苯基化合物作为固化剂的含氟弹性体组合物:其中A是具有 1至6个碳原子,具有1至10个碳原子的全氟亚烷基,可以直接键合两个苯环的SO 2基团,O基团,CO基团或碳 - 碳键; X和Y各自为羟基或氨基可以通过市售的无任何安全问题的交联剂得到具有良好加工性和良好物理性能的橡胶状硫化产品。

    Fluorine-containing copolymer elastomer, process for producing the same
and composition containing the same
    10.
    发明授权
    Fluorine-containing copolymer elastomer, process for producing the same and composition containing the same 失效
    含氟共聚物弹性体,其制造方法和含有它的组合物

    公开(公告)号:US5902868A

    公开(公告)日:1999-05-11

    申请号:US955690

    申请日:1997-10-22

    摘要: A novel fluorine-containing copolymer elastomer having bromine groups as cross-linkable groups, which comprises about 45 to about 80% by mole of tetrafluoroethylene, about 50 to about 20% by mole of a perfluoro(vinylether) represented by following general formula:CF.sub.2 .dbd.CFO(CF.sub.2).sub.2 (OCF.sub.2)nOCF.sub.3where n is an integer of 1 to 5, and about 0.2 to about 5% by mole of a bromine-containing unsaturated monomer compound, sum total being 100% by mole, gives vulcanization products having distinguished resistances to chemicals, low temperature and heat.

    摘要翻译: 具有溴基作为可交联基团的新型含氟共聚物弹性体,其包含约45至约80摩尔%的四氟乙烯,约50至约20摩尔%的由以下通式表示的全氟(乙烯基醚):CF 2 = CFO(CF 2)2(OCF 2)n OCF 3,n为1〜5的整数,以及约0.2〜约5摩尔%的含溴不饱和单体化合物,总和为100摩尔%,得到具有区别的硫化产物 耐化学品,耐低温和耐热。