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    Flourine-containing copolymer
    3.
    发明授权
    Flourine-containing copolymer 有权
    含有含花的共聚物

    公开(公告)号：US06703464B2

    公开(公告)日：2004-03-09

    申请号：US10046703

    申请日：2002-01-17

    申请人： Hideki Kono ,  Takayuki Hirao ,  George Lin ,  Kazuyuki Fukuda

    发明人： Hideki Kono ,  Takayuki Hirao ,  George Lin ,  Kazuyuki Fukuda

    IPC分类号： C08F11612

    CPC分类号： H01B3/445 ,  C08F214/26 ,  C08F214/262

    摘要： A fluorine-containing copolymer obtained by copolymerizing tetrafluoroethylene, hexafluoropropylene and perfluoro vinyl ether as component monomers, wherein a weight ratio of tetrafluoroethylene, hexafluoropropylene and perfluoro vinyl ether units constituting the fluorine-containing copolymer is 70 to 95:5 to 20:0 to 10, respectively; the fluorine-containing copolymer having: a melt flow rate of 30 (g/10 minutes) or more; a volatile content index of 0.2% by weight or less; and a stress relaxation modulus G(t) (unit: dyn/cm2) which satisfies the following formula at t=0.1 second when measured at a temperature of 310° C.: G(0.1)>7×106×X−1.6143−3000 where X denotes the melt flow rate (unit: g/10 minutes). Also disclosed is an insulating material composed of the fluorine-containing copolymer and an insulated cable having a core conductor coated with the fluorine-containing copolymer.

    摘要翻译： 通过共聚合四氟乙烯，六氟丙烯和全氟乙烯基醚作为成分单体得到的含氟共聚物，其中构成含氟共聚物的四氟乙烯，六氟丙烯和全氟乙烯基醚单元的重量比为70〜95:5〜20:0〜10 ， 分别; 所述含氟共聚物的熔体流动速率为30（g / 10分钟）以上; 挥发物含量指数为0.2重量％以下; 以及在310℃的温度下测定的t = 0.1秒时满足下式的应力松弛模量G（t）（单位：dyn / cm 2）。其中，X表示熔体流动速率（单位： g / 10分钟）。 还公开了由含氟共聚物和具有涂覆有含氟共聚物的芯导体的绝缘电缆组成的绝缘材料。

    Fluorine-containing copolymer
    5.
    发明申请
    Fluorine-containing copolymer 有权
    含氟共聚物

    公开(公告)号：US20050049375A1

    公开(公告)日：2005-03-03

    申请号：US10501548

    申请日：2003-01-17

    申请人： Hideki Kono ,  Takayuki Hirao ,  George Lin ,  Kazuyuki Fukuda

    发明人： Hideki Kono ,  Takayuki Hirao ,  George Lin ,  Kazuyuki Fukuda

    IPC分类号： C08F16/24 ,  C08F214/26 ,  H01B3/44

    CPC分类号： H01B3/445 ,  C08F214/26 ,  C08F214/262

    摘要： A fluorine-containing copolymer obtained by copolymerizing tetrafluoroethylene, hexafluoropropylene and perfluoro vinyl ether as component monomers, wherein a weight ratio of tetrafluoroethylene, hexafluoropropylene and perfluoro vinyl ether units constituting the fluorine-containing copolymer is 70 to 95: 5 to 20: 0 to 10, respectively; the fluorine-containing copolymer having: a melt flow rate of 30 (g/10 minutes) or more; a volatile content index of 0.2% by weight or less; and a stress relaxation modulus G(t) (unit: dyn/cm2) which satisfies the following formula at t=0.1 second when measured at a temperature of 310° C.: G(0.1)>7×106×X−1.62−3000 where X denotes the melt flow rate (unit: g/10 minutes). Also disclosed is an insulating material composed of the fluorine-containing copolymer and an insulated cable having a core conductor coated with the fluorine-containing copolymer.

    摘要翻译： 通过共聚合四氟乙烯，六氟丙烯和全氟乙烯基醚作为成分单体得到的含氟共聚物，其中构成含氟共聚物的四氟乙烯，六氟丙烯和全氟乙烯基醚单元的重量比为70〜95:5〜20:0〜10 ， 分别; 所述含氟共聚物的熔体流动速率为30（g / 10分钟）以上; 挥发物含量指数为0.2重量％以下; 和在310℃的温度下测定时在t = 0.1秒时满足下式的应力松弛模量G（t）（单位：dyn / cm 2）：G（0.1）> 7×10 6 x X <-1.62> -3000其中X表示熔体流动速率（单位：g / 10分钟）。 还公开了由含氟共聚物和具有涂覆有含氟共聚物的芯导体的绝缘电缆组成的绝缘材料。

    Fluorine-containing copolymer
    6.
    发明授权
    Fluorine-containing copolymer 有权
    含氟共聚物

    公开(公告)号：US07105619B2

    公开(公告)日：2006-09-12

    申请号：US10501548

    申请日：2003-01-17

    申请人： Hideki Kono ,  Takayuki Hirao ,  George Lin ,  Kazuyuki Fukuda

    发明人： Hideki Kono ,  Takayuki Hirao ,  George Lin ,  Kazuyuki Fukuda

    IPC分类号： C08F116/12

    CPC分类号： H01B3/445 ,  C08F214/26 ,  C08F214/262

    摘要： A fluorine-containing copolymer obtained by copolymerizing tetrafluoroethylene, hexafluoropropylene and perfluoro vinyl ether as component monomers, wherein a weight ratio of tetrafluoroethylene, hexafluoropropylene and perfluoro vinyl ether units constituting the fluorine-containing copolymer is 70 to 95: 5 to 20: 0 to 10, respectively; the fluorine-containing copolymer having: a melt flow rate of 30 (g/10 minutes) or more; a volatile content index of 0.2% by weight or less; and a stress relaxation modulus G(t) (unit: dyn/cm2) which satisfies the following formula at t=0.1 second when measured at a temperature of 310° C.: G(0.1)>7×106×X−1.62−3000 where X denotes the melt flow rate (unit: g/10 minutes). Also disclosed is an insulating material composed of the fluorine-containing copolymer and an insulated cable having a core conductor coated with the fluorine-containing copolymer.

    摘要翻译： 通过共聚合四氟乙烯，六氟丙烯和全氟乙烯基醚作为成分单体得到的含氟共聚物，其中构成含氟共聚物的四氟乙烯，六氟丙烯和全氟乙烯基醚单元的重量比为70〜95:5〜20:0〜10 ， 分别; 所述含氟共聚物的熔体流动速率为30（g / 10分钟）以上; 挥发物含量指数为0.2重量％以下; 以及在310℃的温度下测定时，在t = 0.1秒时满足下式的应力松弛模量G（t）（单位：dyn / cm 2）：< -formulae description =“In-line Formulas”end =“lead”？> G（0.1）> 7×10 6 xX -1.62 -3000 < description =“In-line Formulas”end =“tail”？>其中X表示熔体流动速率（单位：g / 10分钟）。 还公开了由含氟共聚物和具有涂覆有含氟共聚物的芯导体的绝缘电缆组成的绝缘材料。

    FLUORINE-CONTAINING COPOLYMER AND MOLDED ARTICLE
    9.
    发明申请
    FLUORINE-CONTAINING COPOLYMER AND MOLDED ARTICLE 有权
    含氟的共聚物和成型品

    公开(公告)号：US20100212929A1

    公开(公告)日：2010-08-26

    申请号：US12446052

    申请日：2007-10-15

    申请人： Kenji Ishii ,  Hideki Kono

    发明人： Kenji Ishii ,  Hideki Kono

    IPC分类号： H01B3/30 ,  C08F214/28 ,  C08F216/20 ,  B05D5/12

    CPC分类号： C08F214/18 ,  C08F214/26 ,  C08F214/262 ,  H01B3/445 ,  H01B7/295

    摘要： The present invention provides a fluorocopolymer capable of giving electric wires excellent in electric characteristics even when it is used in high-speed electric wire covering molding. The present invention is a fluorocopolymer comprising tetrafluoroethylene [TFE]-derived copolymerized units and hexafluoropropylene [HFP]-derived copolymerized units, which has a following characteristics (a) and (b).(a) A thermal melting curve obtained by primary heating in differential scanning calorimetry shows a melting point within the range of 240 to 280° C. and a melting point peak portion area accounts for at least 60% of heats of fugion area. (b) The product of a MFR (g/10 minutes) and a resin pressure (MPa) is not larger than 40.

    摘要翻译： 本发明提供即使在高速电线覆盖成型中使用时也能够赋予电特性优异的电线的含氟共聚物。 本发明是含有具有以下特征（a）和（b）的四氟乙烯[TFE]衍生的共聚单元和六氟丙烯[HFP]衍生的共聚单元的含氟共聚物。 （a）在差示扫描量热法中通过一次加热获得的热解曲线显示出在240〜280℃的范围内的熔点，并且熔点峰值部分面积占飞散面积的至少60％。 （b）MFR（g / 10分钟）和树脂压力（MPa）的乘积不大于40。

    Fluororesin composition and covered electric wire
    10.
    发明授权
    Fluororesin composition and covered electric wire 有权
    氟树脂组成和覆盖电线

    公开(公告)号：US08143351B2

    公开(公告)日：2012-03-27

    申请号：US12674070

    申请日：2008-09-24

    申请人： Keizo Shiotsuki ,  Hideki Kono ,  Kenji Ishii ,  Kengo Ito ,  Kenjiro Tanimoto ,  Takahiro Kitahara

    发明人： Keizo Shiotsuki ,  Hideki Kono ,  Kenji Ishii ,  Kengo Ito ,  Kenjiro Tanimoto ,  Takahiro Kitahara

    IPC分类号： C08L27/12

    CPC分类号： C08J3/12 ,  C08F8/22 ,  C08J3/16 ,  C08J3/226 ,  C08J2327/18 ,  C08J2427/00 ,  C08L27/18 ,  C08L2205/02 ,  H01B3/445 ,  C08L2666/04

    摘要： It is an object of the present invention to provide a fluororesin composition which hardly causes molding defects even when high-speed molding is performed in covering extrusion molding within a relatively broad molding temperature range and which can give covered electric wires, in particular foamed electric wires, excellent in surface smoothness.A fluororesin composition comprising a polytetrafluoroethylene [PTFE] having a standard specific gravity of 2.15 to 2.30 and a tetrafluoroethylene/hexafluoropropylene-based copolymer [FEP], the content of said PTFE being 0.01 to 3 parts by mass per 100 parts by mass of said FEP and the alkali metal content being not higher than 5 ppm on the resin composition solid matter basis, wherein said composition is obtained by a method comprising the step (1) of obtaining a cocoagulated fluororesin powder by mixing an aqueous dispersion containing said FEP and an aqueous dispersion containing said PTFE together, followed by coagulation, the step (2) of melt extruding the cocoagulated powder and the step (3) of subjecting the extrusion product to treatment for stabilizing unstable terminal groups in said PTFE and FEP.

    摘要翻译： 本发明的目的是提供即使在相对宽的成型温度范围内覆盖挤压成型进行高速成型时也难以引起成型缺陷的氟树脂组合物，其可以形成被覆电线，特别是发泡电线 表面平滑度优异。 一种含有标准比重为2.15〜2.30的聚四氟乙烯[PTFE]和四氟乙烯/六氟丙烯系共聚物[FEP]的氟树脂组合物，所述PTFE的含量相对于100质量份所述FEP为0.01〜3质量份 碱性金属含量在树脂组合物固体物质上不高于5ppm，其中所述组合物通过包括步骤（1）的方法获得，所述方法包括通过将含有所述FEP的水性分散体和水溶液 将所述PTFE分散在一起，然后凝固，熔融挤出可凝结粉末的步骤（2）和使挤出产物经受处理以稳定所述PTFE和FEP中的不稳定末端基团的步骤（3）。