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    • 11. 发明专利
    • Charge discharge efficiency improving method
    • 充放电效率提高方法
    • JP2009117322A
    • 2009-05-28
    • JP2007315218
    • 2007-11-08
    • Hirokichi NakamuraMasaru SugitaMasayuki Yoshio博吉 中村勝 杉田真幸 芳尾
    • SUGITA MASARUNAKAMURA HIROKICHIYOSHIO MASAYUKI
    • H01M4/62
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To preferably increase an electrode active material governing intercalation of lithium attendant on charge discharge in order to increase the capacity of a lithium ion battery, preferably increase the compositional ratio of the electrode active material, and preferably decrease the compositional ratio of a binder in the electrode active material. SOLUTION: Polyaniline sulfonic acids are mixed with the electrode active material as a binder, or a conventional binder and a novel binder of polyaniline sulfonic acid are mixed with the electrode active material, and thereby, the high rate discharge capacity and charge discharge efficiency of the battery can be increased. Increase in the weight of the electrode active material in the manufacture of the battery limited in the volume and weight is made possible, and increase in the storage capacity of the battery is made possible. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题为了优选增加控制锂离子电荷插入的电极活性物质,以提高锂离子电池的容量,优选提高电极活性物质的组成比,并且优选地降低 电极活性物质中的粘合剂的组成比。 解决方案:将聚苯胺磺酸与作为粘合剂的电极活性材料或常规粘合剂和聚苯胺磺酸的新型粘合剂与电极活性材料混合,从而将高速率放电容量和充电放电 可以提高电池的效率。 能够在限制体积和重量的电池的制造中增加电极活性物质的重量,并且可以提高蓄电池的容量。 版权所有(C)2009,JPO&INPIT
    • 14. 发明专利
    • Oxygen structure stabilization spinel
    • 氧气结构稳定螺丝
    • JP2005251713A
    • 2005-09-15
    • JP2004109469
    • 2004-03-05
    • Masayuki Yoshio真幸 芳尾
    • YOSHIO MASAYUKINOGUCHI HIDEYUKI
    • C01G45/00H01M4/505H01M4/525H01M4/66H01M10/05H01M10/052H01M4/58H01M4/02H01M10/40
    • Y02E60/122
    • PROBLEM TO BE SOLVED: To restrain capacity degradation at high temperature of spinel manganese system oxide.
      SOLUTION: An oxygen structure of spinel system lithium manganese complex oxide is stabilized, degradation of an anode caused by Mn deposition is prevented through prevention of degradation of a spinel compound accompanying manganese dissolution, and a lithium ion battery without degradation at high temperature is provided. Presence or not of generation of oxygen defect after two hours of heat treatment at 660°C under inert gas is to be a reference for oxygen structure stabilization. A cathode is composed of an oxygen structure stabilization spinel as a single body or sulfur-substituted oxygen structure stabilization spinel as a single body, or a mixture cathode of these oxygen structure stabilization spinel and a laminated cobalt system cathode material or a laminated nickel system cathode material.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了抑制尖晶石锰体系氧化物在高温下的能力退化。 解决方案:尖晶石体系锂锰复合氧化物的氧结构稳定,通过防止伴随锰溶解的尖晶石化合物的劣化以及在高温下不劣化的锂离子电池来防止由Mn沉积引起的阳极降解 被提供。 在惰性气体下,在660℃热处理2小时之后,不存在氧缺陷,作为氧结构稳定化的参考。 阴极由作为单体的氧结构稳定尖晶石或单独的硫取代氧结构稳定尖晶石或这些氧结​​构稳定尖晶石的混合阴极和层叠钴系阴极材料或层压镍系阴极 材料。 版权所有(C)2005,JPO&NCIPI
    • 15. 发明专利
    • Battery component material
    • 电池组件材料
    • JP2006012753A
    • 2006-01-12
    • JP2004214996
    • 2004-06-25
    • Masaru SugitaMasayuki Yoshio勝 杉田真幸 芳尾
    • SUGITA MASARUYOSHIO MASAYUKI
    • H01M4/02H01M4/13H01M4/62H01M10/05H01M10/0565H01M10/0566
    • Y02E60/122
    • PROBLEM TO BE SOLVED: To manufacture an anode for a lithium battery ready for improvement, with charge/discharge characteristics improved, enabling a higher capacity, and capable of maintaining long-period charge/discharge cycle characteristics.
      SOLUTION: In manufacturing an anode as a lithium ion battery component material, decomposition accompanying the charge/discharge of a nonaqueous non-proton system electrolyte solution can be prevented for a long period of time by obtaining a lithium ion secondary battery constituted of an anode using anode active material carbon, a nonaqueous non-proton solvent system electrolyte solution and a cathode, with a polymer solution with a polyaniline sulfonic acid group dissolved or dispersed in water as a main ingredient as both a coating agent and a binding agent. Therefore, the excellent lithium ion secondary battery capable of retaining better charge/discharge characteristics stable for a long period of time can be manufactured, than charge/discharge characteristics which can be obtained by constituting a nonaqueous electrolyte solution based lithium ion secondary battery not coating the carbon anode with a coating agent, or by constituting a nonaqueous electrolyte solution based lithium ion secondary battery using a coating agent not containing the polyaniline sulfonic acid group as a carbon anode active material.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了制备用于改进的锂电池的阳极,具有改善的充放电特性,能够实现更高的容量并且能够保持长时间的充电/放电循环特性。 解决方案:在制造作为锂离子电池组分材料的阳极时,通过获得由以下组成的锂离子二次电池,可以长时间地防止伴随非水质非质子体系电解质溶液的充放电的分解 使用负极活性物质碳的阳极,非水非质子溶剂体系电解质溶液和阴极,以聚苯胺磺酸基溶解或分散在水中作为主要成分的聚合物溶液作为涂布剂和粘合剂。 因此,可以制造能够长时间稳定地保持更好的充放电特性的优异的锂离子二次电池,而不是通过构成非水电解质溶液型锂离子二次电池不能涂覆的充电/放电特性 碳阳极,或者通过使用不含聚苯胺磺酸基的涂布剂作为碳负极活性物质构成非水电解液型锂离子二次电池。 版权所有(C)2006,JPO&NCIPI
    • 17. 发明专利
    • Battery constituting material
    • 电池构成材料
    • JP2005285731A
    • 2005-10-13
    • JP2004130514
    • 2004-03-29
    • Masaru SugitaMasayuki Yoshio勝 杉田真幸 芳尾
    • YOSHIO MASAYUKISUGITA MASARU
    • H01M10/05H01M4/02H01M4/36H01M4/62H01M10/40
    • Y02E60/122
    • PROBLEM TO BE SOLVED: To manufacture an improved negative electrode of a lithium ion battery capable of increasing charging and discharging characteristics and achieving high capacity by preventing decomposition of electrolyte by charging and discharging for a long time.
      SOLUTION: When manufacturing the negative electrode which is the lithium ion battery constituting material, high molecular solution containing polyanilinesulfonate dissolved or dispersed in water as a main component is used in negative electrode active material as covering agent to constitute a non-aqueous electrolyte lithium ion secondary battery. Since decomposition of non-aqueous electrolyte can be prevented for a long time, an excellent lithium ion secondary battery capable of holding stable and satisfactory charging and discharging characteristics for a long time can be manufactured by the charging and discharging characteristics obtained by constituting a non-aqueous electrolyte lithium ion secondary battery which does not cover the carbon negative electrode with covering agent or a non-aqueous electrolyte lithium ion secondary battery using covering agent containing no polyanilinesulfonate in carbon negative electrode active material.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:通过长期充电和放电来防止电解质分解,从而制造能够提高充电和放电特性并实现高容量的锂离子电池的改进的负极。 解决方案:当制造作为锂离子电池构成材料的负极时,将以溶于或分散在水中的聚苯胺磺酸盐作为主要成分的高分子溶液用于负极活性物质作为覆盖剂,以构成非水电解质 锂离子二次电池。 由于能够长时间地防止非水电解质的分解,所以能够通过构成非水电解质而获得的充放电特性,能够长时间保持稳定且令人满意的充放电特性的锂离子二次电池, 在碳负极活性物质中使用不含聚苯胺磺酸盐的覆盖剂,使用覆盖剂不覆盖碳负极的非水电解质锂离子二次电池或非水电解质锂离子二次电池。 版权所有(C)2006,JPO&NCIPI