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43 条记录 (耗时 0.026 秒)

    Mixture for anode of improved adhesive strength and lithium secondary battery containing the same
    13.
    发明授权
    Mixture for anode of improved adhesive strength and lithium secondary battery containing the same 有权
    具有改善粘合强度的阳极混合物和含有它的锂二次电池

    公开(公告)号：US07799462B2

    公开(公告)日：2010-09-21

    申请号：US11552302

    申请日：2006-10-24

    申请人： Ji Heon Ryu ,  Eun Ju Lee ,  Jaepil Lee ,  Jeong Hee Choi ,  Min Su Kim ,  Youngjoon Shin

    发明人： Ji Heon Ryu ,  Eun Ju Lee ,  Jaepil Lee ,  Jeong Hee Choi ,  Min Su Kim ,  Youngjoon Shin

    IPC分类号： H01M4/62

    CPC分类号： H01M4/62 ,  H01M4/621 ,  H01M4/624 ,  H01M10/052 ,  H01M10/4235 ,  H01M2004/021 ,  H01M2004/027

    摘要： Provided is an anode mix for a secondary battery comprising an anode active material, a conductive material and a binder, wherein the anode mix contains 0.01 to 1.0% by weight of alumina having an average particle diameter of less than 1000 nm, based on the total weight of the mix, and a lithium secondary battery comprising the same. Therefore, the present invention can achieve increases in anode active material-conductive material adhesion and anode active material-current collector adhesion which are exerted by a binder, and ultimately can improve lifespan characteristics or cycle characteristics of the battery.

    摘要翻译： 提供了一种用于包含阳极活性材料，导电材料和粘合剂的二次电池的阳极混合物，其中所述阳极混合物包含基于总计的平均粒径小于1000nm的0.01至1.0重量％的平均粒径小于1000nm的氧化铝 混合物的重量和包含该混合物的锂二次电池。 因此，本发明可以实现由粘合剂施加的负极活性材料 - 导电材料粘附性和负极活性材料 - 集电器粘合力的增加，并且最终可以提高电池的寿命特性或循环特性。

    Electrode assembly having electrode tabs of the same size in joint portion thereof and electrochemical cell containing the same
    15.
    发明授权
    Electrode assembly having electrode tabs of the same size in joint portion thereof and electrochemical cell containing the same 有权
    电极组件具有在其接合部分中具有相同尺寸的电极接头和包含该电极接头部分的电化学电池

    公开(公告)号：US08846243B2

    公开(公告)日：2014-09-30

    申请号：US12309548

    申请日：2007-07-14

    申请人： Ji Heon Ryu ,  Eun Ju Lee ,  Jeong Hee Choi ,  Youngjoon Shin

    发明人： Ji Heon Ryu ,  Eun Ju Lee ,  Jeong Hee Choi ,  Youngjoon Shin

    IPC分类号： H01M6/12

    CPC分类号： H01M2/26 ,  H01G9/016 ,  H01G9/14 ,  H01G9/155 ,  H01G11/04 ,  H01G11/10 ,  H01G11/12 ,  H01G11/26 ,  H01G11/50 ,  H01G11/76 ,  H01M2/263 ,  H01M2/266 ,  H01M4/661 ,  H01M10/052 ,  H01M10/0525 ,  Y02E60/13

    摘要： Disclosed herein is a stacking or stacking/folding type electrode assembly of a cathode/separator/anode structure, wherein the electrode assembly is constructed in a structure in which tabs (electrode tabs), having no active material applied thereto, protrude from electrode plates constituting the electrode assembly, electrode leads are located at one-side ends of the stacked electrode tabs such that the electrode leads are electrically connected to the electrode tabs, and protruding lengths of the electrode tabs are gradually increased according to the distances between the electrode leads and the electrode tabs, whereby the lengths of the electrode tabs at joint portions between the electrode tabs and the electrode leads are the same. Also disclosed is an electrochemical cell including the electrode assembly.

    摘要翻译： 本文公开了一种阴极/分离器/阳极结构的层叠/堆叠/折叠型电极组件，其中电极组件构造成其中不施加活性材料的突片（电极片）从构成的电极板突出的结构 电极组件，电极引线位于堆叠的电极片的一侧端，使得电极引线电连接到电极片，并且电极片的突出长度根据电极引线和 电极片，由此电极片和电极引线之间的接合部处的电极片的长度相同。 还公开了包括电极组件的电化学电池。

    Apparatus for detecting foreign material in pouch type battery
    16.
    发明授权
    Apparatus for detecting foreign material in pouch type battery 有权
    用于检测袋型电池中的异物的装置

    公开(公告)号：US08441647B2

    公开(公告)日：2013-05-14

    申请号：US12945313

    申请日：2010-11-12

    申请人： Seung Yeob Park ,  Ho Sub Jung ,  Jin-Young Park ,  Young Joon Shin ,  Eun Ju Lee

    发明人： Seung Yeob Park ,  Ho Sub Jung ,  Jin-Young Park ,  Young Joon Shin ,  Eun Ju Lee

    IPC分类号： G01N21/00 ,  G01N21/55

    CPC分类号： G01N21/88 ,  G01N21/94

    摘要： An apparatus and method for detecting a foreign material within a pouch type battery by performing a light scattering method on a surface of a battery case are provided. The apparatus for detecting a foreign material within a pouch type battery includes: a light source irradiating linear light to a surface of a battery case at a pre-set incident angle; a sensor unit sensing light reflected from the battery case; and a foreign material detection unit detecting the presence or absence of a foreign material and the position of the foreign material within a battery through the reflected light sensed by the sensing unit. A foreign material within a battery can to be quickly and accurately detected.

    摘要翻译： 提供了一种用于通过在电池壳体的表面上执行光散射方法来检测袋型电池中的异物的装置和方法。 用于检测袋型电池中的异物的装置包括：以预定的入射角将线性光照射到电池壳体的表面的光源; 传感器单元，感测从电池壳体反射的光; 以及异物检测单元，其通过由感测单元感测的反射光检测异物的存在或不存在以及异物在电池内的位置。 可以快速准确地检测电池内的异物。