Fluorine-containing thermoplastic elastomer composition and process for
its production
    23.
    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%。

    Method for producing melt-processable fluororesin
    25.
    发明授权
    Method for producing melt-processable fluororesin 有权
    生产可熔融加工的氟树脂的方法

    公开(公告)号:US07855259B2

    公开(公告)日:2010-12-21

    申请号:US12104788

    申请日:2008-04-17

    IPC分类号: C08F16/24

    摘要: To provide a method for producing a melt-processable fluororesin, which is capable of increasing the molecular weight of the fluororesin and preventing coloration of the fluororesin, by using a specific fluorinated emulsifier other than ammonium perfluorooctanoate. A method for producing a melt-processable fluororesin which is characterized in that a fluorinated monomer is emulsion-polymerized in an aqueous medium containing a fluorinated emulsifier of a formula (I)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.

    摘要翻译: 为了提供通过使用除全氟辛酸铵以外的特定氟化乳化剂,能够提高氟树脂的分子量并防止氟树脂着色的可熔融加工性氟树脂的制造方法。 一种可熔融加工的氟树脂的制造方法,其特征在于,在含有式(I)XCF2CF2(O)mCF2CF2OCF2COOA的氟化乳化剂的水性介质中进行乳液聚合,其中X为氢原子或氟原子 A是氢原子,碱金属或NH 4,m是0或1的整数。

    Process for producing aqueous fluorinated polymer dispersion having reduced content of fluorinated emulsifier
    26.
    发明授权
    Process for producing aqueous fluorinated polymer dispersion having reduced content of fluorinated emulsifier 有权
    制备氟化乳化剂含量降低的氟化聚合物水分散体的方法

    公开(公告)号:US07834137B2

    公开(公告)日:2010-11-16

    申请号:US12434075

    申请日:2009-05-01

    IPC分类号: C08F6/00 C08J3/00

    摘要: Provided is a process for producing an aqueous fluorinated polymer dispersion having a reduced content of a fluorinated emulsifier by using a weakly basic anion-exchange resin to adsorb and remove a fluorinated emulsifier with excellent efficiency from an aqueous fluorinated polymer dispersion. Also provided is a process for producing an aqueous fluorinated polymer dispersion having a reduced content of a fluorinated emulsifier, wherein the process includes: adding an organic carboxylic acid represented by the following formula (1): Q(CH2)m(CH(OH))nCOOH  (1) wherein Q is H, CH3 or COOH, m and n each independently represent 0 or an integer of from 1 to 4, and 4≧n+m≧1, to an aqueous fluorinated polymer dispersion containing a fluorinated emulsifier; and then contacting with a weakly basic anion-exchange resin to adsorb and remove the fluorinated emulsifier.

    摘要翻译: 本发明提供一种通过使用弱碱性阴离子交换树脂从氟化聚合物水分散体水溶液中以高效率吸附除去含氟乳化剂的含氟乳化剂含量降低的含氟聚合物水分散体的制造方法。 还提供了一种具有降低的含氟乳化剂含量的含氟聚合物水分散体的制备方法,其中所述方法包括:加入由下式(1)表示的有机羧酸:Q(CH 2)m(CH(OH) )nCOOH(1)其中Q为H,CH 3或COOH,m和n各自独立地表示0或1〜4的整数,4≥n+m≥1,含氟聚合物分散体含氟化乳化剂; 然后与弱碱性阴离子交换树脂接触以吸附和除去含氟乳化剂。

    PROCESS FOR PRODUCING AQUEOUS FLUORINATED POLYMER DISPERSION HAVING REDUCED CONTENT OF FLUORINATED EMULSIFIER
    27.
    发明申请
    PROCESS FOR PRODUCING AQUEOUS FLUORINATED POLYMER DISPERSION HAVING REDUCED CONTENT OF FLUORINATED EMULSIFIER 有权
    生产具有降低氟化乳化剂含量的水性氟化聚合物分散体的方法

    公开(公告)号:US20090221726A1

    公开(公告)日:2009-09-03

    申请号:US12434075

    申请日:2009-05-01

    IPC分类号: B01J41/12

    摘要: The present invention provides a process for producing an aqueous fluorinated polymer dispersion having a reduced content of a fluorinated emulsifier by using a weakly basic anion-exchange resin to let it adsorb and remove a fluorinated emulsifier with excellent efficiency from an aqueous fluorinated polymer dispersion.A process for producing an aqueous fluorinated polymer dispersion having a reduced content of a fluorinated emulsifier, which comprises adding an organic carboxylic acid represented by the following formula (1) Q(CH2)m(CH(OH))nCOOH  (1) (wherein Q is H, CH3 or COOH, each of m and n which are independent of each other, is 0 or an integer of from 1 to 4, and 4≧n+m≧1.) to an aqueous fluorinated polymer dispersion containing a fluorinated emulsifier, followed by contact with a weakly basic anion-exchange resin to adsorb and remove the fluorinated emulsifier.

    摘要翻译: 本发明提供一种通过使用弱碱性阴离子交换树脂使氟化乳化剂含量降低的含氟聚合物水分散体的制造方法,从氟化聚合物水分散体水溶液中以优异的效率吸附除去含氟乳化剂。 一种含氟化乳化剂含量降低的含氟聚合物水分散体的制造方法,其特征在于,添加下述式(1)表示的有机羧酸<?在线式说明=“在线式”末端= “引线”→Q(CH 2)m(CH(OH))n COOH(1)<βin-line-formula description =“In-line Formulas”end =“tail”?>(其中Q是H, COOH,彼此独立的m和n各自为0或1〜4的整数,4> = n + m> = 1)的含氟聚合物分散液,其后为 与弱碱性阴离子交换树脂接触以吸附和除去含氟乳化剂。

    Card edge connector and method of manufacturing the same
    28.
    发明申请
    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:US20090191760A1

    公开(公告)日:2009-07-30

    申请号:US12292494

    申请日:2008-11-20

    IPC分类号: H01R24/00 B23P17/00

    摘要: A card edge connector includes a housing, a first conductive part, a second conductive part, a supporting 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 supporting conductive part is disposed in the housing in such a manner that supporting conductive part is farther away from the surface of the electronic substrate than the first conductive part is. The connecting element couples the second conductive part and the supporting conductive part, the first harness is coupled with the first conductive part, and the second harness is coupled with the supporting conductive part.

    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,支撑导电部件,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。 支撑导电部件以与第一导电部件相比更远离电子基板的表面的方式设置在壳体中。 所述连接元件将所述第二导电部件和所述支撑导电部件联接,所述第一线束与所述第一导电部件联接,并且所述第二线束与所述支撑导电部件联接。

    Process for producing elastic fluorocopolymer and crosslinked fluororubber
    29.
    发明授权
    Process for producing elastic fluorocopolymer and crosslinked fluororubber 有权
    生产弹性含氟共聚物和交联氟橡胶的方法

    公开(公告)号:US07544753B2

    公开(公告)日:2009-06-09

    申请号:US11619356

    申请日:2007-01-03

    IPC分类号: C08F216/12

    摘要: A process for producing an elastic fluorocopolymer, by emulsion-polymerizing at least one fluoromonomer (a), a vinyl ester monomer (b) represented by the formula CR1R2═CR3COOCH═CH2 optionally, at least one hydrocarbon monomer (c) selected from the group consisting of ethylene, propylene and a vinyl ether, in an aqueous medium to produce an elastic fluorocopolymer latex, adjusting the pH of the elastic fluorocopolymer latex to from 1 to 9, and coagulating the elastic fluorocopolymer latex to isolate an elastic fluorocopolymer.

    摘要翻译: 一种制备弹性含氟共聚物的方法,通过使至少一种含氟单体(a),由式CR1R2-CR3COOCH-CH2表示的乙烯基酯单体(b)任选地,至少一种选自以下的烃单体(c) 由乙烯,丙烯和乙烯基醚组成,以制备弹性含氟共聚物胶乳,将弹性含氟共聚物胶乳的pH调节至1至9,并使弹性含氟共聚物胶乳凝结以分离弹性含氟共聚物。

    FLUOROELASTOMER COMPOSITION AND MOLDED FLUORORUBBER ARTICLE
    30.
    发明申请
    FLUOROELASTOMER COMPOSITION AND MOLDED FLUORORUBBER ARTICLE 审中-公开
    氟塑料组合物和成型氟橡胶制品

    公开(公告)号:US20090054593A1

    公开(公告)日:2009-02-26

    申请号:US12254183

    申请日:2008-10-20

    IPC分类号: C08F8/06

    摘要: To provide a fluoroelastomer composition which can give a molded fluororubber article excellent in heat resistance and compression set characteristics and in basic properties including tensile strength and tensile elongation, and which has excellent crosslinkabiity and satisfactory moldability, and is less susceptible to scorch.A fluoroelastomer composition comprising (a) a perfluoroelastomer having a glass transition temperature of at most 15° C. and a hydrogen atom content of at most 0.1 mass % and (b) a fluoroelastomer which is a fluorocopolymer having repeating units derived from a hydrogen-containing monomer and has a glass transition temperature of at most 15° C. and a hydrogen atom content of at least 0.3 mass %, and as a case requires, (c) an organic peroxide, wherein the mass ratio of the component (a) to the component (b) (component (a)/component (b)) is in a range of from 1/99 to 99/1.

    摘要翻译: 提供一种含氟弹性体组合物,其可以得到耐热性和压缩变形特性以及包括拉伸强度和拉伸伸长率在内的基本性能优异的模制氟橡胶制品,并且具有优异的交联性和令人满意的成型性,并且不易受焦烧。 一种含氟弹性体组合物,其包含(a)玻璃化转变温度为至多15℃,氢原子含量为0.1质量%以下的全氟弹性体,(b)含氟共聚物的氟弹性体,所述含氟共聚物为含有氢原子的重复单元, 并且具有至多15℃的玻璃化转变温度和至少0.3质量%的氢原子含量,并且根据需要,(c)有机过氧化物,其中组分(a)的质量比为 (b)成分(成分(a)/成分(b))为1/99〜99/1的范围。