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    ELECTROCHEMICAL CELL
    1.
    发明申请
    ELECTROCHEMICAL CELL 审中-公开
    电化学细胞

    公开(公告)号：US20160372799A1

    公开(公告)日：2016-12-22

    申请号：US15175182

    申请日：2016-06-07

    Applicant: Seiko Instruments Inc. ,  OHARA INC.

    Inventor： Shunji WATANABE ,  Tsuneaki TAMACHI ,  Kazuhito OGASA ,  Ryohei SATO

    IPC: H01M10/42 ,  H01M2/02 ,  H01M10/0585 ,  H01M10/0525 ,  H01M10/0562

    CPC classification number: H01M10/4235 ,  H01M2/0207 ,  H01M2/026 ,  H01M2/0285 ,  H01M4/0404 ,  H01M4/0471 ,  H01M10/052 ,  H01M10/0562 ,  H01M10/0585 ,  H01M2220/30

    Abstract: An electrochemical cell includes an all-solid-state electrode body in which a positive electrode layer and a negative electrode layer are laminated together through a solid electrolyte and an exterior body having a cavity in which the electrode body is stored. The exterior body has a first case and a second case which sandwich the electrode body and a sealing member that defines the cavity together with the first case and the second case by joining the first case and the second. The thermal expansion coefficients of the electrode body, the first case, the second case, and the sealing member are all 10×10−6/° C. or lower.

    Abstract translation: 电化学电池包括其中正电极层和负电极层通过固体电解质层压在一起的全固体电极体和具有存储电极体的空腔的外部主体。 外壳体具有第一壳体和第二壳体，该第一壳体和第二壳体夹着电极体和通过接合第一壳体和第二壳体而与第一壳体和第二壳体一起限定空腔的密封构件。 电极体，第一壳体，第二壳体和密封构件的热膨胀系数均为10×10 -6 /℃以下。

    ELECTROCHEMICAL CELL
    2.
    发明申请
    ELECTROCHEMICAL CELL 审中-公开
    电化学细胞

    公开(公告)号：US20130157121A1

    公开(公告)日：2013-06-20

    申请号：US13657282

    申请日：2012-10-22

    Applicant: Seiko Instruments Inc.

    Inventor： Tsuneaki TAMACHI ,  Ryo SATO ,  Shunji WATANABE ,  Maki OKUBO

    IPC: H01M2/08

    CPC classification number: H01G11/04 ,  H01G11/26 ,  H01G11/34 ,  H01G11/60 ,  H01G11/80 ,  H01G11/82 ,  H01M2/0207 ,  H01M2/026 ,  H01M2/0277 ,  H01M2/0426 ,  H01M2/0469 ,  H01M2/0486 ,  H01M10/0436 ,  H01M10/0525 ,  H01M10/0569 ,  H01M10/0585 ,  Y02E60/13

    Abstract: A high-quality electrochemical cell is provided that can suppress lowering of charge-discharge efficiency, and that can stably maintain the charge-discharge cycle characteristics over extended time periods. The electrochemical cell includes: a sealing container that includes a base member, and a lid member welded to the base member via a weld layer, the base member and the lid member sealing and defining a storage space in between: and a chargeable and dischargeable electrochemical element housed in the storage space and that includes a positive electrode, a negative electrode, and a separation member impregnated with a nonaqueous electrolytic solution the positive electrode is electrically connected to the base member. The negative electrode is electrically connected to the lid member by being overlaid on the positive electrode via the separation member, and allows cations and/or anions to move between the positive electrode and the negative electrode through the nonaqueous electrolytic solution. The lid member is formed of a metallic material that contains nickel. The negative elect ode has a greater capacitance than the positive electrode,

    Abstract translation: 提供了能够抑制充放电效率的降低的高质量的电化学电池，能够在延长的时间内稳定地保持充放电循环特性。 所述电化学电池包括：密封容器，其包括基底构件，以及通过焊接层焊接到所述基底构件上的盖构件，所述基底构件和所述盖构件密封并限定两者之间的储存空间：和可充电和可放电的电化学 容纳在存储空间中的元件，其包括正极，负极和浸渍有非水电解液的分离构件，正极与基座电连接。 负极通过分离部件重叠在正电极上而与盖部件电连接，并且允许阳离子和/或阴离子通过非水电解液在正极和负极之间移动。 盖构件由含有镍的金属材料形成。 负电极具有比正极更大的电容，

    ELECTROCHEMICAL CELL AND METHOD OF MANUFACTURING ELECTROCHEMICAL CELL
    4.
    发明申请
    ELECTROCHEMICAL CELL AND METHOD OF MANUFACTURING ELECTROCHEMICAL CELL 审中-公开
    电化学细胞和制造电化学细胞的方法

    公开(公告)号：US20160141561A1

    公开(公告)日：2016-05-19

    申请号：US14943818

    申请日：2015-11-17

    Applicant: Seiko Instruments Inc.

    Inventor： Shunji WATANABE ,  Kazumi TANAKA ,  Tsuneaki TAMACHI

    IPC: H01M2/02 ,  H01M4/62 ,  H01M10/0525

    CPC classification number: H01M2/02 ,  H01G11/26 ,  H01G11/70 ,  H01G11/74 ,  H01G11/78 ,  H01M2/0202 ,  H01M2/0222 ,  H01M2/0237 ,  H01M2/0272 ,  H01M2/0285 ,  H01M2/0408 ,  H01M2/0465 ,  H01M2/0495 ,  H01M2/26 ,  H01M4/625 ,  H01M10/0427 ,  H01M10/0459 ,  H01M10/0525 ,  Y02E60/13

    Abstract: To provide an electrochemical cell and a method of manufacturing the electrochemical cell capable of securing the electric reliability while simplifying the structure and reducing manufacturing man-hours and costs. The electrochemical cell includes an electrode group in which a positive electrode and a negative electrode are overlapped through a separator, a positive electrode container to which a positive electrode projecting portion of the positive electrode which projects from an overlapping portion with respect to the negative electrode is electrically connected and a negative electrode container to which a negative electrode projecting portion of the negative electrode which projects from the overlapping portion is electrically connected as well as demarcating a housing space which houses the electrode group with the positive electrode container, in which a conductive material containing a carbon-based material is interposed between the positive electrode projecting portion and the positive electrode container.

    Abstract translation: 提供电化学电池和制造电化学电池的方法，其能够确保电可靠性，同时简化结构并降低制造工时和成本。 电化学电池包括通过隔板将正极和负极重叠的电极组，从负极的重叠部分突出的正极的正极突出部分的正极容器是 电连接的负极容器和从重叠部分突出的负极的负极突出部电连接的负极容器，以及将容纳电极组的容纳空间与正电极容器分隔开，其中导电材料 在正极突出部和正极容器之间插入碳基材料。

    ELECTROCHEMICAL CELL
    5.
    发明申请
    ELECTROCHEMICAL CELL 有权
    电化学细胞

    公开(公告)号：US20140049878A1

    公开(公告)日：2014-02-20

    申请号：US14062316

    申请日：2013-10-24

    Applicant: Seiko Instruments Inc.

    Inventor： Tsuneaki TAMACHI ,  Ryo SATO ,  Kenji OGATA ,  Isamu SHINODA ,  Shunji WATANABE

    IPC: H01G11/80

    CPC classification number: H01G11/80 ,  H01G2/103 ,  H01G11/82 ,  H01M2/0217 ,  H01M2/0277 ,  H01M2/0426 ,  H01M2/0486 ,  H01M2/0495 ,  H01M2/08 ,  H01M10/0585 ,  Y02E60/13

    Abstract: The electrochemical cell of the present invention is provided with a hermetic container having a base member, a jointing material fixed to the base member, and a lid member welded on the base member via the jointing material, and in which a housing space sealed between the base member and the lid member is defined, and an electrochemical element which is housed inside the housing space and which is available to effect charging and discharging, wherein the lid member is made of stainless steel.

    Abstract translation: 本发明的电化学电池具有密封容器，该密封容器具有底座部件，固定在基座部件上的连接材料，以及通过连接材料焊接在基体部件上的盖部件， 基座构件和盖构件被限定，并且电化学元件容纳在容纳空间内并且可用于实现充电和放电，其中盖构件由不锈钢制成。

    ELECTROCHEMICAL CELL
    10.
    发明申请
    ELECTROCHEMICAL CELL 有权
    电化学细胞

    公开(公告)号：US20130308249A1

    公开(公告)日：2013-11-21

    申请号：US13834213

    申请日：2013-03-15

    Applicant: Seiko Instruments Inc.

    Inventor： Tsuneaki TAMACHI ,  Ryo SATO ,  Kazumi TANAKA ,  Kensuke TAHARA ,  Tadahito SUZUKI ,  Akira SATO

    IPC: H01G11/22 ,  H01G9/04 ,  H01G9/145

    CPC classification number: H01G11/22 ,  H01G9/02 ,  H01G9/04 ,  H01G9/145 ,  H01G11/52 ,  H01M2/1613 ,  H01M4/625 ,  H01M10/04 ,  Y02E60/13

    Abstract: An electric double layer capacitor with a low resistance value is disclosed. The electric double layer capacitor includes an electrochemical device in the inside of a housing container and capable of achieving charge and discharge via external terminals, wherein the electrochemical device includes a pair of electrodes, a separator disposed between the pair of electrodes, and an electrolytic solution with which the pair of electrodes and the separator are impregnated; when a volume between the pair of electrodes is designated as Ve, and a volume of a void in an inter-electrode part of the separator disposed between the pair of electrodes is designated as Se, an inter-electrode part void ratio Re is defined as Re=Se/Ve×100 (%); and when a thickness of the inter-electrode part is designated as L2 (μm), and a separator evaluation index Ie is defined as Ie=L2/Re (μm/%), a relation of Ie≦1.0 (μm/%) is satisfied.

    Abstract translation: 公开了具有低电阻值的双电层电容器。 双电层电容器包括在容纳容器内部的电化学装置，能够通过外部端子实现充放电，其中电化学装置包括一对电极，设置在一对电极之间的隔板和电解液 一对电极和隔板被浸渍; 当一对电极之间的体积被指定为Ve，并且设置在一对电极之间的隔膜的电极间部分中的空隙体积被指定为Se时，电极间空隙率Re被定义为 Re = Se / Ve×100（％）; 并且当电极间部分的厚度被指定为L2（母）时，隔膜评价指标​​Ie被定义为Ie = L2 / Re（mum /％），Ie @ 1.0（mum /％）的关系为 满意。

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