Fluorine-containing thermoplastic elastomer composition and process for
its production
    31.
    发明授权
    Fluorine-containing thermoplastic elastomer composition and process for its production 失效
    含氟热塑性弹性体组合物及其制备方法

    公开(公告)号:US5354811A

    公开(公告)日:1994-10-11

    申请号:US978501

    申请日:1992-11-18

    摘要: A fluorine-containing thermoplastic elastomer composition comprising a continuous phase of at least one melt-formable thermoplastic fluorocarbon resin and a disperse phase of vulcanizate of a fluorine-containing elastomer having vulcanizable sites selected from the group consisting of epoxy groups, carboxylic acid groups, carboxylic acid derivative groups, sulfonic acid groups and sulfonic acid derivative groups, wherein the disperse phase is from 50 to 90% by weight based on the total amount of the continuous phase and the disperse phase.

    摘要翻译: 一种含氟热塑性弹性体组合物,其包含至少一种可熔融成形的热塑性氟碳树脂的连续相和含氟弹性体的硫化橡胶的分散相,其具有选自环氧基,羧酸基,羧酸的可硫化位点 酸衍生物基团,磺酸基和磺酸衍生物基团,其中基于连续相和分散相的总量,分散相为50至90重量%。

    Aqueous polytetrafluoroethylene emulsion, polytetrafluoroethylene fine powder and porous material obtained therefrom
    32.
    发明授权
    Aqueous polytetrafluoroethylene emulsion, polytetrafluoroethylene fine powder and porous material obtained therefrom 有权
    水性聚四氟乙烯乳液,聚四氟乙烯细粉和由其获得的多孔材料

    公开(公告)号:US07851573B2

    公开(公告)日:2010-12-14

    申请号:US12104680

    申请日:2008-04-17

    IPC分类号: C08F14/18

    CPC分类号: C08F2/26 C08F14/26 C08F2/22

    摘要: To provide an aqueous polytetrafluoroethylene (PTFE) emulsion which does not substantially contain ammonium perfluorooctanoate, and which is obtained by emulsion polymerization. Further, to provide a PTFE fine powder which is obtained from the aqueous PTFE emulsion and is excellent in a paste extrusion processability, and a porous material. An aqueous polytetrafluoroethylene emulsion obtained by carrying out emulsion polymerization of tetrafluoroethylene alone or together with another copolymerizable monomer in an aqueous medium, wherein a fluorinated emulsifier of the formula (1): CF2CF2(O)mCF2CF2OCF2COOA wherein X is a hydrogen atom or a fluorine atom, A is a hydrogen atom, an alkali metal or NH4, and m is an integer of 0 or i, is used in an amount of from 1,500 to 20,000 ppm, based on the final yield of polytetrafluoroethylene.

    摘要翻译: 提供基本上不含全氟辛酸铵的水性聚四氟乙烯(PTFE)乳液,其通过乳液聚合获得。 此外,提供由PTFE水性乳液得到的PTFE微细粉末,并且具有优异的糊料挤出加工性能和多孔材料。 通过在水性介质中单独或与其它可共聚单体一起进行四氟乙烯的乳液聚合而获得的聚四氟乙烯乳液,其中式(1)的氟化乳化剂:CF 2 CF 2(O)m CF 2 CF 2 OCF 2 COOA,其中X是氢原子或氟原子 基于聚四氟乙烯的最终产率,A为氢原子,碱金属或NH 4,m为0或i的整数,其用量为1,500至20,000ppm。

    Card edge connector and method of manufacturing the same
    33.
    发明授权
    Card edge connector and method of manufacturing the same 有权
    卡缘连接器及其制造方法

    公开(公告)号:US07748988B2

    公开(公告)日:2010-07-06

    申请号:US12292500

    申请日:2008-11-20

    IPC分类号: H01R12/00

    摘要: A card edge connector includes a housing, a first conductive part, a second conductive part, a connecting element, a first harness, and a second harness. The housing has an insertion hole for receiving an electronic substrate therein. The first conductive part and the second conductive part are disposed in the insertion hole and are configured to come in contact with respective terminals disposed on a surface of the electronic substrate. The connecting element is coupled with the second conductive part and extends in a direction approximately vertical to a planer direction of the electronic substrate so as to be away from the surface of the electronic substrate. The first harness is coupled with the first conductive part and the second harness penetrates a penetrated part of the connecting element.

    摘要翻译: 卡缘连接器包括壳体,第一导电部件,第二导电部件,连接元件,第一线束和第二线束。 壳体具有用于在其中接收电子基板的插入孔。 第一导电部分和第二导电部分设置在插入孔中并且被配置为与设置在电子基板的表面上的各个端子接触。 连接元件与第二导电部件连接,并且在与电子基板的平面方向大致垂直的方向上延伸以远离电子基板的表面。 第一线束与第一导电部分耦合,第二线束穿透连接元件的穿透部分。

    FLUORORESIN HAVING LOW RESIDUAL AMOUNT OF FLUORINATED EMULSIFIER AND PROCESS FOR ITS PRODUCTION
    34.
    发明申请
    FLUORORESIN HAVING LOW RESIDUAL AMOUNT OF FLUORINATED EMULSIFIER AND PROCESS FOR ITS PRODUCTION 审中-公开
    具有氟化物的低残留量的氟菊酯及其生产工艺

    公开(公告)号:US20080207859A1

    公开(公告)日:2008-08-28

    申请号:US12110494

    申请日:2008-04-28

    IPC分类号: C08F2/22

    摘要: To provide a fluororesin which does not substantially contain perfluorooctanoic acid or its salt, and which has a low residual amount of a fluorinated emulsifier.A fluororesin which is obtained by emulsion-polymerizing a fluorinated monomer in an aqueous medium containing a fluorinated emulsifier of the formula (1): XCF2CF2(O)mCF2CF2OCF2COOA wherein X is a hydrogen atom or a fluorine atom, A is a hydrogen atom, an alkali metal or NH4, and m is an integer of from 0 or 1, and coagulating the obtained aqueous emulsion, followed by drying, wherein the residual amount of the fluorinated emulsifier of the formula (1) is at most 10 ppm.

    摘要翻译: 提供基本上不含全氟辛酸或其盐,并且具有低残留量的氟化乳化剂的氟树脂。 通过在含有式(1)的含氟乳化剂的水性介质中将含氟单体乳化聚合得到的氟树脂:<?in-line-formula description =“In-line formula”end =“lead”→> XCF 2 O 2 CF 2(O)2 CF 2 C 2 O 2 CF 2 2 COOA <?in-line-formula description =“In-line Formulas”end =“tail”?>其中X是氢原子或氟原子,A是氢原子,碱金属或NH 并且m为0或1的整数,并使所得的水性乳液凝结,然后干燥,其中式(1)的含氟乳化剂的残留量为10ppm以下 。

    AQUEOUS POLYTETRAFLUOROETHYLENE EMULSION, POLYTETRAFLUOROETHYLENE FINE POWDER AND POROUS MATERIAL OBTAINED THEREFROM
    35.
    发明申请
    AQUEOUS POLYTETRAFLUOROETHYLENE EMULSION, POLYTETRAFLUOROETHYLENE FINE POWDER AND POROUS MATERIAL OBTAINED THEREFROM 有权
    水性聚四氟乙烯乳液,聚四氟乙烯精细粉末和多孔材料

    公开(公告)号:US20080200571A1

    公开(公告)日:2008-08-21

    申请号:US12104680

    申请日:2008-04-17

    IPC分类号: C08J9/28 C08K5/04

    CPC分类号: C08F2/26 C08F14/26 C08F2/22

    摘要: To provide an aqueous polytetrafluoroethylene (PTFE) emulsion which does not substantially contain ammonium perfluorooctanoate, and which is obtained by emulsion polymerization. Further, to provide a PTFE fine powder which is obtained from the aqueous PTFE emulsion and is excellent in a paste extrusion processability, and a porous material.An aqueous polytetrafluoroethylene emulsion obtained by carrying out emulsion polymerization of tetrafluoroethylene alone or together with another copolymerizable monomer in an aqueous medium, wherein a fluorinated emulsifier of the formula (1): XCF2CF2(O)mCF2CF2OCF2COOA wherein X is a hydrogen atom or a fluorine atom, A is a hydrogen atom, an alkali metal or NH4, and m is an integer of 0 or 1, is used in an amount of from 1,500 to 20,000 ppm, based on the final yield of polytetrafluoroethylene.

    摘要翻译: 提供基本上不含全氟辛酸铵的水性聚四氟乙烯(PTFE)乳液,其通过乳液聚合获得。 此外,提供由PTFE水性乳液得到的PTFE微细粉末,并且具有优异的糊料挤出加工性能和多孔材料。 通过在水性介质中单独或与另一种可共聚单体一起进行四氟乙烯的乳液聚合而获得的聚四氟乙烯乳液,其中式(1)的氟化乳化剂:&lt;线内公式描述=“在线式” end =“lead”?> XCF 2 CF 2(O)2 CF 2 CF 2 OCF 2 COOA <?in-line-formula description =“In-line Formulas”end =“tail”?>其中X是氢原子或氟原子,A是 基于聚四氟乙烯的最终产率,氢原子,碱金属或NH 4,m为0或1的整数,其用量为1,500至20,000ppm。

    ETHYLENE/TETRAFLUOROETHYLENE COPOLYMER COMPOSITION
    36.
    发明申请
    ETHYLENE/TETRAFLUOROETHYLENE COPOLYMER COMPOSITION 有权
    乙烯/四氢氟乙烯共聚物组合物

    公开(公告)号:US20070232754A1

    公开(公告)日:2007-10-04

    申请号:US11689737

    申请日:2007-03-22

    IPC分类号: C08L27/12

    摘要: To provide an ethylene/tetrafluoroethylene copolymer composition having a high melt flowability while the mechanical properties of the obtainable molded product are maintained. The ethylene/tetrafluoroethylene copolymer composition (C) has a melt viscosity of from 80 to 500 Pa·s, preferably from 100 to 300 Pa·s and a tensile elongation of from 200 to 500%, preferably from 350 to 450%. The copolymer composition (C) is obtainable by melt kneading an ethylene/tetrafluoroethylene copolymer (A) having a low melt viscosity of from 60 to 400 Pa·s, preferably from 80 to 300 Pa·s and an ethylene/tetrafluoroethylene copolymer (B) having a melt viscosity higher than this i.e. from 600 to 10,000 Pa·s, preferably from 1,000 to 7,000 Pa·s in a mass ratio of (A)/(B)=50/50 to 99/1, preferably (A)/(B)=60/40 to 97/3.

    摘要翻译: 提供具有高熔体流动性的乙烯/四氟乙烯共聚物组合物,同时保持获得的模制产品的机械性能。 乙烯/四氟乙烯共聚物组合物(C)的熔融粘度为80-500Pa·s,优选为100-300Pa·s,拉伸伸长率为200-500%,优选为350-450%。 共聚物组合物(C)可以通过熔融捏合具有60至400Pa·s,优选80至300Pa·s的低熔体粘度和乙烯/四氟乙烯共聚物(B)的乙烯/四氟乙烯共聚物(A) (A)/(B)= 50/50〜99/1,优选(A)/(B)的质量比为600〜10000Pa·s,优选为1,000〜 (B)= 60/40〜97/3。

    Sealing material for semiconductor device and method for production thereof
    38.
    发明申请
    Sealing material for semiconductor device and method for production thereof 审中-公开
    半导体装置用密封材料及其制造方法

    公开(公告)号:US20060041069A1

    公开(公告)日:2006-02-23

    申请号:US10528476

    申请日:2003-10-09

    IPC分类号: C08F8/00

    摘要: The present invention provides: a first sealing material for semiconductor device which sealing material is excellent in plasma resistance and inexpensive; and a second sealing material for semiconductor device and a method of manufacturing this sealing material wherein the sealing material has a good surface smoothness and a good dimensional precision. The first sealing material contains a fluororubber as a rubber component wherein the fluororubber inevitably contains a cured product of a fluorine-based elastic copolymer of a specific composition. The second sealing material is obtained by crosslinking, with ionizing radiation, a fluororubber preform containing a fluororubber component (a) (comprising a specific fluorine-based elastic copolymer) and a non-elastic fluororesin component (b) (comprising a vinylidene fluoride (co)polymer) in a specific ratio.

    摘要翻译: 本发明提供一种半导体装置用密封材料,其密封材料具有优异的等离子体电阻和廉价; 以及用于半导体器件的第二密封材料和该密封材料的制造方法,其中密封材料具有良好的表面平滑度和良好的尺寸精度。 第一密封材料含有氟橡胶作为橡胶组分,其中氟橡胶不可避免地含有具体组成的氟基弹性共聚物的固化产物。 第二密封材料通过电离辐射与包含氟橡胶组分(a)(包含特定氟基弹性共聚物)和非弹性氟树脂组分(b)(包含偏二氟乙烯(共聚物))的氟橡胶预成型体交联而获得 )聚合物)。

    Fluorocopolymer
    39.
    发明授权
    Fluorocopolymer 有权
    含氟共聚物

    公开(公告)号:US06753393B2

    公开(公告)日:2004-06-22

    申请号:US10356536

    申请日:2003-02-03

    IPC分类号: C08F11418

    CPC分类号: C08F214/265

    摘要: A fluorocopolymer which comprises (A) polymerized units based on tetrafluoroethylene, (B) polymerized units based on ethylene and (C) polymerized units based on a compound represented by CH2═CX(CF2)2Y (wherein each of X and Y which are independent of each other, is a hydrogen atom or a fluorine atom), wherein the molar ratio of (A)/(B) is from 20/80 to 80/20, and the molar ratio of (C)/((A)+(B)) is from 1/1000 to 15/100, and which has a volume flow rate of from 1 to 1000 mm3/sec. The fluorocopolymer has a low fuel permeability coefficient and is excellent in the fuel barrier properties.

    摘要翻译: 一种含氟共聚物,其包含(A)基于四氟乙烯的聚合单元,(B)基于乙烯的聚合单元和(C)基于由CH 2 = CX(CF 2)2 Y表示的化合物的聚合单元(其中X和Y各自独立地 (A)/(B)的摩尔比为20/80〜80/20,摩尔比(C)/((A)+ (B))为1/1000〜15/100,体积流量为1〜1000mm 3 / sec。 含氟共聚物的燃料渗透系数低,燃料阻隔性优异。