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    • 62. 发明申请
    • SECONDARY BATTERY
    • 二次电池
    • US20120052372A1
    • 2012-03-01
    • US13183334
    • 2011-07-14
    • Chang-Bum AHN
    • Chang-Bum AHN
    • H01M2/06H01M10/0565H01M4/38H01M2/16H01M2/02H01M2/30
    • H01M2/021H01M2/0212H01M2/06H01M2/08H01M2/30H01M10/052
    • Example embodiments relate to a secondary battery which is capable of trapping elution of copper or nickel into ions, the copper and nickel being used as a negative current collector when charging and discharging the battery. The secondary battery according to the example embodiments includes an electrode assembly comprising a positive plate with a positive tab drawn out, a negative plate with a negative tab drawn out, and a separator disposed therebetween; a case to accommodate the electrode assembly and an electrolyte and to be formed with a sealing part; a positive lead tab and a negative lead tab of which one portions are connected to the positive tab and the negative tab, respectively, and another one portions are exposed to the outside of the case; and insulating films attached to one area of the positive lead tab and one area of the negative lead tab, respectively, the areas being in contact with the sealing part of the case, wherein the insulating film attached to the negative lead tab includes a predetermined amount of a nitrile compound.
    • 示例性实施方式涉及二次电池,该二次电池能够将铜或镍溶出到离子中,铜和镍在充电和放电时用作负极集电体。 根据示例性实施例的二次电池包括:电极组件,包括具有拉出的正极片的正极板,拉出的负极片的负极板和设置在其间的隔板; 用于容纳电极组件和电解质并且形成有密封部分的壳体; 一个正极引线片和一个负极引线片,其中一个部分分别连接到正极片和负极片,而另一个部分暴露在外壳的外面; 以及分别连接到正引线片的一个区域和负引线片的一个区域的绝缘膜,所述区域与壳体的密封部分接触,其中附接到负引线片的绝缘膜包括预定量 的腈化合物。
    • 65. 发明申请
    • STACK AND FOLDING-TYPED ELECTRODE ASSEMBLY AND METHOD FOR PREPARATION OF THE SAME
    • 堆叠和折叠式电极组件及其制备方法
    • US20100279161A1
    • 2010-11-04
    • US12667484
    • 2008-07-02
    • Kyong Won KangHyang Mok LeeByungjin ChoiEunyoung GohSung-Min HwangOhYoung HyunChang bum AhnHyun-Chul JungWooyong Lee
    • Kyong Won KangHyang Mok LeeByungjin ChoiEunyoung GohSung-Min HwangOhYoung HyunChang bum AhnHyun-Chul JungWooyong Lee
    • H01M6/10H01M4/82
    • H01M10/0436H01M6/46H01M10/0459H01M10/052H01M10/0583Y10T29/49108Y10T29/49112
    • Disclosed herein is a method of locating a plurality of pull cells constructed in a cathode/separator/anode structure, as basic units, on a separator sheet having a continuous length, further locating a unit electrode or a bi-cell on the separator sheet, and winding the pull cells and unit electrode or the bi-cell to continuously manufacture a stacking/folding type electrode assembly constructed in a structure in which anodes are located at the outermost electrodes forming the outside of the electrode assembly, respectively, wherein the method including a step of continuously supplying a cathode sheet, an anode sheet, a first separator sheet, and a second separator sheet, to manufacture the unit cells, successively arranging the unit cells on the second separator sheet from a first stage to an n stage, and winding the unit cells, a step of arranging cathode tabs and anode tabs at the respective stages, while the cathode tabs and the anode tabs are opposite to each other, and arranging electrode tabs having the same polarity between the neighboring stages, while the electrode tabs are opposite to each other, such that the electrode tabs having the same polarity are located all together at predetermined positions of the wound electrode assembly, and a step of supplying electrodes the number of which is odd from two electrode sheets and electrodes the number of which is even from one electrode sheet.
    • 本文公开了一种将在阴极/隔板/阳极结构中构造的多个拉电池作为基本单元定位在具有连续长度的隔板上,将单元电极或双电池进一步放置在隔板上的方法, 以及卷绕拉电池和单元电极或双电池以连续地制造堆叠/折叠型电极组件,其分别以阳极位于形成电极组件外部的最外电极的结构中构成,其中包括 连续地供给阴极片,阳极片,第一隔片片和第二隔片片的步骤,制造单位电池,将第一隔离片的单位电池从第一阶段到第n阶段依次排列,以及 卷绕单元电池,在阴极接片和阳极接片彼此相对的同时在相应的阶段布置阴极接头和阳极接头的步骤,并且布置 电极片在相邻台阶之间具有相同的极性,同时电极片彼此相对,使得具有相同极性的电极片全部位于卷绕的电极组件的预定位置处,并且提供电极的步骤 其数量从两个电极片和电极的数量是奇数的,电极的数量甚至是一个电极片。