ELECTRODE ASSEMBLY AND RECHARGEABLE BATTERY USING THE SAME
    1.
    发明申请
    ELECTRODE ASSEMBLY AND RECHARGEABLE BATTERY USING THE SAME 有权
    电极组件和可充电电池使用相同

    公开(公告)号:US20110117438A1

    公开(公告)日:2011-05-19

    申请号:US12877981

    申请日:2010-09-08

    IPC分类号: H01M10/02

    摘要: An electrode assembly and a rechargeable battery using the same include a positive electrode including a positive current collector and a positive active material on the positive current collector; a negative electrode including a negative current collector and a negative active material on the negative current collector; an outer electrode including an outer current collector and an outer active material on the outer current collector, wherein the outer current collector includes an outer surface facing away from an outer separator and an inner surface facing toward the outer separator, and the outer active material is on both the outer surface and the inner surface, and wherein a thickness of the outer active material is less than at least one of a thickness of the positive active material or a thickness of the negative active material.

    摘要翻译: 电极组件和使用该电极组件的可再充电电池包括在正极集电器上包括正极集电器和正极活性材料的正电极; 在负极集电体上具有负极集电体和负极活性物质的负极; 在外部集电体上具有外部集电体和外部活性物质的外部电极,其中所述外部集电体包括背离外部分离器的外表面和面向外部分离器的内表面,所述外部活性物质为 在外表面和内表面上,并且其中外部活性材料的厚度小于正极活性物质的厚度或负极活性物质的厚度中的至少一个。