ELECTROLYTIC SOLUTION FOR ALUMINUM ELECTROLYTIC CAPACITOR, AND ALUMINUM ELECTROLYTIC CAPACITOR USING SAME
    2.
    发明申请
    ELECTROLYTIC SOLUTION FOR ALUMINUM ELECTROLYTIC CAPACITOR, AND ALUMINUM ELECTROLYTIC CAPACITOR USING SAME 有权
    用于铝电解电容器的电解液和使用其的铝电解电容器

    公开(公告)号:US20120235072A1

    公开(公告)日:2012-09-20

    申请号:US13511274

    申请日:2010-10-22

    IPC分类号: H01G9/035

    摘要: Provided is an electrolytic solution for an aluminum electrolytic capacitor, which shows a specific conductivity, a high sparking voltage, and a characteristic of causing only a slight expansion of the capacitor in the reflow process, each being comparable with conventional alkyl phosphate anions, and which has high reliability without causing a short circuit. Also provided is an aluminum electrolytic capacitor. The present invention is directed to an electrolytic solution for an aluminum electrolytic capacitor, comprising an electrolyte (C) comprising an alkyl phosphate anion (a) represented by the general formula (1)/(2) and an amidinium cation (b); a borate ester (H) which is obtained by reacting boric acid (d) with diethylne glycol (e) and a polyalkylene glycol (f) having a molecular weight of 130-350 and/or a polyalkylene glycol monoalkyl ether (g) having a molecular weight of 130-350, and which has a boron content of 5-14 wt %; and an organic solvent (J).

    摘要翻译: 本发明提供一种铝电解电容器的电解液,其显示比电导率高,火花电压高,并且在回流工艺中仅引起电容器略微膨胀的特性,其均与常规的磷酸烷基酯阴离子相当,并且其中 具有高可靠性而不引起短路。 还提供铝电解电容器。 本发明涉及一种铝电解电容器用电解液,其包含由通式(1)/(2)表示的磷酸烷基酯阴离子(a)和脒阳离子(b)构成的电解质(C)。 通过使硼酸(d)与二乙二醇(e)和分子量为130-350的聚亚烷基二醇(f)和/或聚亚烷基二醇单烷基醚(g)反应获得的硼酸酯(H),其具有 分子量为130-350,硼含量为5〜14重量%。 和有机溶剂(J)。

    Ion-conductive polymer electrolyte and electrolytic capacitor using the
same
    4.
    发明授权
    Ion-conductive polymer electrolyte and electrolytic capacitor using the same 失效
    离子导电聚合物电解质和电解电容器使用相同

    公开(公告)号:US5616274A

    公开(公告)日:1997-04-01

    申请号:US324521

    申请日:1994-10-18

    CPC分类号: H01G9/025

    摘要: A stable ion-conductive polymer electrolyte for an electrolytic capacitor comprises: a polymer made up of a prepolymer which has a polyol skeletal structure including polyalkylene oxide units, at least one ammonium salt, and at least one organic solvent. The skeletal structure is exemplified as trimethylol propane, trimethylolol ethane or tetramethylol methane.

    摘要翻译: 一种用于电解电容器的稳定的离子导电聚合物电解质包括:由预聚物组成的聚合物,其具有包含聚环氧烷单元,至少一种铵盐和至少一种有机溶剂的多元醇骨架结构。 骨架结构的实例是三羟甲基丙烷,三羟甲基乙烷或四羟甲基甲烷。

    SEALING MEMBER AND CAPACITOR USING SAME
    5.
    发明申请
    SEALING MEMBER AND CAPACITOR USING SAME 审中-公开
    密封会员和使用相同的电容器

    公开(公告)号:US20130148267A1

    公开(公告)日:2013-06-13

    申请号:US13818020

    申请日:2011-09-08

    IPC分类号: H01G2/10

    CPC分类号: H01G2/103 H01G9/10

    摘要: A capacitor having an electrolyte solution, in which a sealing member has a gas barrier layer provided with lead holes and through holes, and a rubber material sandwiching the gas barrier layer. The gas barrier layer includes a material having lower gas permeability than the rubber material. The through holes are filled with the rubber material.

    摘要翻译: 一种具有电解质溶液的电容器,其中密封构件具有设置有引线孔和通孔的阻气层,以及夹持阻气层的橡胶材料。 阻气层包括具有比橡胶材料低的透气性的材料。 通孔用橡胶材料填充。

    Sealing member for capacitor and aluminum electrolytic capacitor using the same
    6.
    发明授权
    Sealing member for capacitor and aluminum electrolytic capacitor using the same 有权
    用于电容器和铝电解电容器的密封件使用它

    公开(公告)号:US08432664B2

    公开(公告)日:2013-04-30

    申请号:US13387161

    申请日:2011-08-08

    IPC分类号: H01G9/10

    CPC分类号: H01G9/10

    摘要: A cylindrical sealing member for a capacitor has a circular first plane and a circular second plane placed oppositely to the first plane, and is provided with two lead holes that penetrate the first and second planes. This sealing member for a capacitor contains butyl rubber, and inorganic material oblate particles having flat surfaces. The sealing member includes a first portion, and a second portion in the vicinity of an outer circumference of the sealing member as well as in the vicinity of the two lead holes. In the first portion, the inorganic material oblate particles are scattered such that flat surfaces thereof are oriented substantially in parallel with the first plane. In the second portion, the inorganic material oblate particles are scattered such that the flat surfaces thereof are oriented substantially perpendicularly to the first plane.

    摘要翻译: 用于电容器的圆柱形密封构件具有圆形第一平面和与第一平面相对放置的圆形第二平面,并且设置有穿过第一平面和第二平面的两个引线孔。 这种用于电容器的密封件包含丁基橡胶和具有平坦表面的无机材料扁圆形颗粒。 密封构件包括第一部分和密封构件的外周附近的第二部分以及两个引线孔附近。 在第一部分中,无机材料扁圆形颗粒被散射,使得其平坦表面基本上与第一平面平行。 在第二部分中,无机材料扁圆粒子被散射,使得其平坦表面大致垂直于第一平面取向。

    CAPACITOR
    7.
    发明申请
    CAPACITOR 审中-公开
    电容器

    公开(公告)号:US20120236469A1

    公开(公告)日:2012-09-20

    申请号:US13514318

    申请日:2011-03-02

    IPC分类号: H01G9/10

    摘要: A capacitor includes: a capacitor element; an electrolyte impregnated into at least the capacitor element; a bottomed cylindrical metal case accommodating the capacitor element and the electrolyte; and a sealing body sealing an opening portion of the case. Further, the capacitor also includes a coating layer provided at a portion in contact with the outer surface of the sealing body and formed by dispersing, into resin, an adsorbent adsorbing a solvent included in the electrolyte. Alternatively, the sealing body is formed by dispersing the above-described adsorbent in a rubber component.

    摘要翻译: 电容器包括:电容器元件; 至少浸渍在电容器元件中的电解质; 容纳电容器元件和电解质的有底圆筒形金属外壳; 以及密封壳体的开口部分的密封体。 此外,电容器还包括设置在与密封体的外表面接触的部分的涂层,并且通过将吸附电解质中所含的溶剂的吸附剂分散在树脂中而形成。 或者,通过将上述吸附剂分散在橡胶组分中来形成密封体。

    Polymer electrolyte composite for driving an electrolytic capacitor, an electrolytic capacitor using the same, and a method of making the electrolytic capacitor
    8.
    发明授权
    Polymer electrolyte composite for driving an electrolytic capacitor, an electrolytic capacitor using the same, and a method of making the electrolytic capacitor 失效
    用于驱动电解电容器的聚合物电解质复合材料,使用该电解电容器的电解电容器以及制造该电解电容器的方法

    公开(公告)号:US06765785B2

    公开(公告)日:2004-07-20

    申请号:US10158131

    申请日:2002-05-31

    IPC分类号: H01G902

    CPC分类号: H01G9/025 Y10T29/417

    摘要: The polymer electrolyte composite, for driving an electrolytic capacitor, according to the present invention is a composite body including an electrolyte and an acrylic polymer containing a copolymer of acrylic derivative. The electrolyte includes a polar solvent and a solute including at least one of inorganic acids, organic acids and salts of such acids. The copolymer of acrylic derivative is a polymer of: a first monomer of at least one of a group of monofunctional monomers of acrylic derivatives each having at least one hydroxyl group at a terminal thereof and a polymerizable unsaturated double bond; and a second monomer of at least one of a group of multifunctional monomers of acrylic derivatives each having plural polymerizable unsaturated double bonds. The polymer electrolyte composite has a high ionic conductivity at room temperature together with a high heat resistance, and does not react with electrode foils such as aluminum, and moreover is superior in the easiness of manufacturing and long life. The present invention also provides an electrolytic capacitor using the polymer electrolyte composite.

    摘要翻译: 根据本发明的用于驱动电解电容器的聚合物电解质复合材料是包含电解质和含有丙烯酸衍生物的共聚物的丙烯酸类聚合物的复合体。 电解质包括极性溶剂和包含无机酸,有机酸和这些酸的盐中的至少一种的溶质。 丙烯酸衍生物的共聚物是以下的聚合物:第一单体,其至少一种单体的单官能单体的各自在其末端具有至少一个羟基和可聚合的不饱和双键; 和具有多个可聚合不饱和双键的丙烯酸衍生物的一组多官能单体中的至少一种的第二单体。 聚合物电解质复合材料在室温下具有高的离子电导率和高的耐热性,并且不与诸如铝的电极箔反应,而且制造的容易性和长寿命也优异。 本发明还提供一种使用聚合物电解质复合材料的电解电容器。

    Aluminum electrolytic capacitor
    9.
    发明授权
    Aluminum electrolytic capacitor 有权
    铝电解电容器

    公开(公告)号:US06307732B1

    公开(公告)日:2001-10-23

    申请号:US09417116

    申请日:1999-10-13

    IPC分类号: H01G9042

    CPC分类号: H01G9/022

    摘要: The present invention provides a highly reliable aluminum electrolytic capacitor which has no flash point and shows little change or degradation in external appearance and properties. The water content of electrolytic solution of the electrolytic capacitor of this invention is 20-90 wt % and one or more following compounds are included as main electrolytes in the electrolytic solution; ammonium formate, ammonium acetate, ammonium lactate, ammonium glycolate, ammonium oxalate, ammonium succinate, ammonium malonate, ammonium adipate, ammonium benzoate, ammonium glutarate, and ammonium azelate. The electrolytic solution also contains not less than 1 wt % of one or more compounds selected from organic carboxylic acids with a particular structure and ammonium salts of these organic acids. The melting point of the electrolytic solution is −10° C. and below, the chlorine content of a sealing material of the capacitor is not more than 300 ppm to the weight of the sealing material. The impedance ratio of 20° C. to −10° C. at 100 kHz of the aluminum electrolytic capacitor is 4 or less. The present invention can provide a highly reliable aluminum electrolytic capacitor of rated voltage of under 100V, which achieves superior impedance and low temperature properties, and has little risk of ignition even when the electrolytic solution is released.

    摘要翻译: 本发明提供一种高可靠性的铝电解电容器,其不具有闪点并且外观和性能几乎没有变化或降低。 本发明的电解电容器的电解液的含水量为20〜90重量%,在电解液中含有以下化合物作为主要电解质, 甲酸铵,乙酸铵,乳酸铵,乙醇酸铵,草酸铵,琥珀酸铵,丙二酸铵,己二酸铵,苯甲酸铵,戊二酸铵和壬二酸铵。 电解液还含有不少于1重量%的一种或多种选自具有特定结构的有机羧酸和这些有机酸的铵盐的化合物。 电解液的熔点为-10℃以下,电容器的密封材料的氯含量相对于密封材料的重量为300ppm以下。 铝电解电容器的100kHz的20℃〜-10℃的阻抗比为4以下。 本发明可提供额定电压低于100V的高可靠性铝电解电容器,其具有优异的阻抗和低温性能,并且即使在电解液被释放时也几乎没有点火风险。

    Electrochemical device
    10.
    发明授权
    Electrochemical device 有权
    电化学装置

    公开(公告)号:US06262879B1

    公开(公告)日:2001-07-17

    申请号:US09249150

    申请日:1999-02-12

    IPC分类号: H01G210

    CPC分类号: H01G9/022 H01G9/10

    摘要: An electrochemical device of the present invention includes: a main body formed by rolling up an anode foil, a cathode foil and a separator disposed therebetween, each of the anode foil and the cathode foil having a lead wire connected thereto, wherein the main body is impregnated with an electrolytic solution; a tubular case having a bottom surface for accommodating the main body; and a seal for sealing an opening of the tubular case, which includes a through hole for the lead wire to pass therethrough. The electrolytic solution contains about 5 to about 100 parts by weight of a quaternary salt of a compound having an alkyl-substituted amidine group as an electrolyte with respect to 100 parts by weight of an organic solvent containing at least one of &ggr;-butyrolactone and propylene carbonate. The seal is an elastic body containing a butyl rubber polymer which is a copolymer of isobutylene, isoprene and divinylbenzene, and a peroxide as a vulcanizing agent. At least a portion of the seal has a hardness of about 65 International Rubber Hardness Degrees.

    摘要翻译: 本发明的电化学装置包括:通过卷绕阳极箔,阴极箔和设置在其间的隔膜形成的主体,每个阳极箔和阴极箔具有连接到其上的引线,其中主体是 用电解液浸渍; 管状壳体,其具有用于容纳主体的底面; 以及用于密封管状壳体的开口的密封件,其包括用于引线通过的通孔。 相对于100重量份含有γ-丁内酯和丙烯中的至少一种的有机溶剂,电解液含有约5〜约100重量份的具有烷基取代的脒基的化合物的季盐 碳酸盐。 该密封件是含有丁基橡胶聚合物的弹性体,丁基橡胶聚合物是异丁烯,异戊二烯和二乙烯基苯的共聚物,和作为硫化剂的过氧化物。 密封件的至少一部分具有约65国际橡胶硬度度的硬度。