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    • 1. 发明申请
    • NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF
    • 非电解电解质二次电池及其制造方法
    • US20140065478A1
    • 2014-03-06
    • US14004215
    • 2011-03-11
    • Toshihiko MitsuhashiKoji TakahataAkihiro Ochiai
    • Toshihiko MitsuhashiKoji TakahataAkihiro Ochiai
    • H01M4/1393
    • H01M4/1393H01M4/0404H01M4/0435H01M4/133H01M4/583H01M10/052H01M10/058H01M2004/021Y02E60/122Y02P70/54Y02T10/7011
    • The present invention provides a method of manufacturing a nonaqueous electrolyte secondary battery in which graphite fissuring during rolling of the negative electrode mixture layer is prevented and a deterioration in the performance of the battery is thereby suppressed. The manufacturing method provided by the present invention is a method of manufacturing a nonaqueous electrolyte secondary battery that has a positive electrode and a negative electrode, and includes: a coating step of coating a current collector 22 with a positive electrode mixture 23 containing graphite 25; a magnetic field application step of applying, to the negative electrode mixture 23 made to coat the current collector 22 in the coating step, a magnetic field in which the magnetic lines of force are oriented in one direction parallel to the plane of the current collector 22 coated with the negative electrode mixture 23; a drying step of drying the negative electrode mixture 23 to which the magnetic field has been applied in the magnetic field application step; and a rolling step of rolling a negative electrode mixture layer resulted from the drying step.
    • 本发明提供一种制造非水电解质二次电池的方法,其中防止了在负极混合物层的轧制过程中的石墨裂纹并且由此抑制了电池的性能的劣化。 本发明提供的制造方法是制造具有正极和负极的非水电解质二次电池的制造方法,其特征在于,包括:使用含有石墨25的正极合剂23涂布集电体22的涂布工序; 磁场施加步骤,在涂布步骤中对在集电体22上涂布的负极混合物23施加磁场,其中磁力线在与集电体22的平面平行的一个方向上取向 涂覆有负极混合物23; 在磁场施加步骤中干燥施加了磁场的负极混合物23的干燥步骤; 以及由干燥工序得到的负极混合物层的轧制工序。
    • 2. 发明授权
    • Nonaqueous electrolyte secondary battery and manufacturing method thereof
    • 非水电解质二次电池及其制造方法
    • US09490476B2
    • 2016-11-08
    • US14004215
    • 2011-03-11
    • Toshihiko MitsuhashiKoji TakahataAkihiro Ochiai
    • Toshihiko MitsuhashiKoji TakahataAkihiro Ochiai
    • H01M4/22H01M4/1393H01M4/04H01M4/133H01M10/052H01M10/058H01M4/583H01M4/02
    • H01M4/1393H01M4/0404H01M4/0435H01M4/133H01M4/583H01M10/052H01M10/058H01M2004/021Y02E60/122Y02P70/54Y02T10/7011
    • The present invention provides a method of manufacturing a nonaqueous electrolyte secondary battery in which graphite fissuring during rolling of the negative electrode mixture layer is prevented and a deterioration in the performance of the battery is thereby suppressed. The manufacturing method provided by the present invention is a method of manufacturing a nonaqueous electrolyte secondary battery that has a positive electrode and a negative electrode, and includes: a coating step of coating a current collector 22 with a positive electrode mixture 23 containing graphite 25; a magnetic field application step of applying, to the negative electrode mixture 23 made to coat the current collector 22 in the coating step, a magnetic field in which the magnetic lines of force are oriented in one direction parallel to the plane of the current collector 22 coated with the negative electrode mixture 23; a drying step of drying the negative electrode mixture 23 to which the magnetic field has been applied in the magnetic field application step; and a rolling step of rolling a negative electrode mixture layer resulted from the drying step.
    • 本发明提供一种制造非水电解质二次电池的方法,其中防止了在负极混合物层的轧制过程中的石墨裂纹并且由此抑制了电池的性能的劣化。 本发明提供的制造方法是制造具有正极和负极的非水电解质二次电池的制造方法,其特征在于,包括:使用含有石墨25的正极合剂23涂布集电体22的涂布工序; 磁场施加步骤,在涂布步骤中对在集电体22上涂布的负极混合物23施加磁场,其中磁力线在与集电体22的平面平行的一个方向上取向 涂覆有负极混合物23; 在磁场施加步骤中干燥施加了磁场的负极混合物23的干燥步骤; 以及由干燥工序得到的负极混合物层的轧制工序。
    • 4. 发明申请
    • NONAQUEOUS ELECTROLYTE SECONDARY BATTERY
    • 非电解电解质二次电池
    • US20130177792A1
    • 2013-07-11
    • US13825374
    • 2010-09-22
    • Koji TakahataToshihiko MitsuhashiNaoyuki Wada
    • Koji TakahataToshihiko MitsuhashiNaoyuki Wada
    • H01M10/04
    • H01M10/0431H01M4/133H01M4/1393H01M4/505H01M4/525H01M4/587H01M4/622H01M4/623H01M4/625H01M4/661H01M4/70H01M10/0587H01M2004/021Y02E60/122
    • A main object of the present invention to provide a nonaqueous electrolyte secondary battery having high durability towards charge and discharge cycles, by preventing buckling of a wound electrode body. The secondary battery provided by the present invention comprises: a nonaqueous electrolyte; and a wound electrode body 80 configured by superposing on each other, and winding a positive electrode sheet 10 having a positive electrode collector formed to a sheet shape and a positive electrode active material layer formed on that collector, a, negative electrode sheet 20 having a negative electrode collector formed to a sheet shape and a negative electrode active material layer formed on that collector, and a separator 40 formed to a sheet shape. The negative electrode active material contained in the negative electrode active material layer is oriented in a predetermined direction. The positive electrode sheet 10, negative electrode sheet 20 and separator sheet 40 all have a tensile elongation at break of 2% or higher.
    • 本发明的主要目的是提供一种通过防止缠绕电极体的弯曲而对充放电循环具有高耐久性的非水电解质二次电池。 本发明提供的二次电池包括:非水电解质; 以及卷绕电极体80,其通过叠置而构成,并卷绕具有形成为片状的正极集电体的正极片10和形成在该集电体上的正极活性物质层,a,具有 形成为片状的负极集电体和形成在该集电体上的负极活性物质层,以及形成为片状的隔板40。 包含在负极活性物质层中的负极活性物质沿预定方向取向。 正极片10,负极片20和隔离片40均具有2%以上的拉伸断裂伸长率。
    • 10. 发明授权
    • Image forming system and control method thereof
    • 图像形成系统及其控制方法
    • US6035151A
    • 2000-03-07
    • US213374
    • 1998-12-17
    • Akinori OnoToshihiko MitsuhashiKanou Saitou
    • Akinori OnoToshihiko MitsuhashiKanou Saitou
    • G03G15/00G03G15/16G03G21/14
    • G03G15/1675
    • An image forming system wherein a predetermined monitor signal is applied to a transfer roll for estimating a resistance value of the transfer roll between one sheet of recording paper passing through the contact portion between a photosensitive drum and the transfer roll and the next sheet of recording paper being introduced into the contact portion and the transfer bias applied to the transfer roll is updated in response to the estimated resistance value. In the image forming system, if the time between one sheet of recording paper passing through the contact portion and the next sheet of recording paper being introduced into the contact portion is less than a predetermined time, updating of the transfer bias is inhibited, and further if updating of the transfer bias is inhibited successively a predetermined threshold value of the number of times or more, introduction of the next sheet of recording paper is delayed a predetermined time.
    • 一种图像形成系统,其中预定的监视信号被施加到转印辊,用于估计通过感光鼓和转印辊之间的接触部分的一张记录纸和下一张记录纸之间的转印辊的电阻值 被引入到接触部分中,并且响应于估计的电阻值来更新施加到转印辊的转印偏压。 在图像形成系统中,如果通过接触部分的一张记录纸和下一张记录纸被引入接触部分之间的时间小于预定时间,则禁止更新转印偏压,并且进一步 如果连续地禁止转印偏差的更新次数或更多次的预定阈值,则将下一张记录纸的引入延迟预定时间。