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    • 1. 发明专利
    • Nonaqueous electrolyte battery
    • 非电解电解质电池
    • JP2012238606A
    • 2012-12-06
    • JP2012172296
    • 2012-08-02
    • Nissan Motor Co Ltd日産自動車株式会社
    • NAGAYAMA SHINNEMOTO KOICHI
    • H01M4/13H01M2/18H01M10/0585
    • Y02T10/7011
    • PROBLEM TO BE SOLVED: To provide means for improving the energy density of a nonaqueous electrolyte battery while inhibiting the degradation in output characteristics.SOLUTION: In at least one of a positive electrode active material layer and a negative electrode active material layer constituting electrodes of a nonaqueous electrolyte battery, the percentage of the volume of the solid contents to the total volume of the active material layer is 50% or lower, and the smoothness of the surface of the active material layer defined by the formula 1 is 50% or higher. A method for manufacturing the electrode for a nonaqueous electrolyte battery comprises the steps of preparing active material slurry containing an active material and a solid filler, applying the active material slurry to the surface of a collector to form a coating, and changing the solid filler in the coating into a liquid or a gas.
    • 要解决的问题:提供用于提高非水电解质电池的能量密度同时抑制输出特性劣化的方法。 解决方案:在构成非水电解质电池的电极的正极活性物质层和负极活性物质层中的至少一个中,固体成分的体积与活性物质层的总体积的比例为 50%以下,由式1定义的活性物质层的表面的平滑度为50%以上。 一种制造非水电解质电池用电极的方法包括以下步骤:制备含有活性物质和固体填料的活性物质浆料,将活性物质浆料涂布在集电体的表面形成涂层,并将固体填料 涂层成液体或气体。 版权所有(C)2013,JPO&INPIT
    • 3. 发明专利
    • Battery
    • 电池
    • JP2006252882A
    • 2006-09-21
    • JP2005065927
    • 2005-03-09
    • Nissan Motor Co Ltd日産自動車株式会社
    • NAGAYAMA SHINNEMOTO KOICHI
    • H01M2/10H01M2/16H01M4/02H01M4/13H01M10/05H01M10/052H01M10/0525H01M10/0565H01M10/058H01M10/0585
    • Y02E60/122Y02T10/7011
    • PROBLEM TO BE SOLVED: To provide a means capable of effectively preventing short circuiting between positive/negative active material layers, while assuring ample ionic conductivity in a separator layer.
      SOLUTION: In the battery, having at least a single battery layer wherein a positive electrode active material layer containing a positive electrode active material, an electrolyte layer containing an electrolyte and a negative electrode active material layer containing a negative electrode active material are laminated, in this order, insulating particles are contained in the electrolyte layer, and parameters, such as the mean particle diameter D of the insulating particles, the mean particle diameter d (+) of the positive electrode active material, the mean particle diameter d (-) of the negative electrode active material, the maximum height (Rz (+)) of an electrolyte layer side surface of the positive electrode active material layer and maximum height of an electrolyte layer side surface of the negative electrode active material layer (Rz (-)) are controlled so that the Formula 1 is satisfied.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供能够有效地防止正极/负极活性物质层之间短路的装置,同时确保隔板层中充分的离子导电性。 解决方案:在具有至少一个电池层的电池中,其中含有正极活性物质的正极活性物质层,含有电解质的电解质层和含有负极活性物质的负极活性物质层 层叠,依次层叠绝缘性粒子,绝缘粒子的平均粒径D,正极活性物质的平均粒径d(+),平均粒径d ( - ),正极活性物质层的电解质层侧表面的最大高度(Rz(+))和负极活性物质层的电解质层侧表面的最大高度(Rz ( - ))被控制,使得满足式1。 版权所有(C)2006,JPO&NCIPI
    • 10. 发明专利
    • Short circuit control element, bipolar battery, battery pack, battery module, and vehicle mounting them
    • 短路电路控制元件,双极电池,电池组,电池模块和车辆安装
    • JP2005149951A
    • 2005-06-09
    • JP2003386882
    • 2003-11-17
    • Nissan Motor Co Ltd日産自動車株式会社
    • NAGAYAMA SHINNEMOTO KOICHI
    • H01M2/20B60L3/00H01M2/34H01M10/04
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To provide a short circuit control element preventing performance degradation of a device even if abnormality arises in a unit cell and also preventing complication of constitution of the device.
      SOLUTION: The short circuit control device is installed between a positive terminal 100 and a negative terminal 102 of the unit cell, controls the short circuit of the unit cell, and has a first element 1 short-circuiting the unit cell by voltage on the outside of the specified range. The first element 1 is arranged on the positive terminal 100 side, and contains: a first conductive layer 10 formed with a valve metal having conductivity; a second conductive layer 14 installed on the first conductive layer 10 and having conductivity; and an insulating oxide film layer 11 formed on the surface of the first conductive layer 10 on the negative electrode 102 side so as not to come in contact with the first conductive layer and the second conductive layer, and broken by voltage on the outside of the specified range.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:即使在单位电池中出现异常并且还防止装置的结构复杂化,提供一种防止装置的性能劣化的短路控制元件。

      解决方案:短路控制装置安装在单元的正极端子100和负极端子102之间,控制单电池的短路,并具有第一元件1使电池单元电压短路 在指定范围外。 第一元件1布置在正极端子100侧,并且包括:形成有具有导电性的阀金属的第一导电层10; 安装在第一导电层10上并具有导电性的第二导电层14; 以及形成在负极102侧的第一导电层10的表面上以与第一导电层和第二导电层不接触的绝缘氧化物膜层11,并且在第二导电层10的外侧被电压破坏 指定范围。 版权所有(C)2005,JPO&NCIPI