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    • 1. 发明专利
    • Alkaline cell
    • 碱性细胞
    • JP2008276996A
    • 2008-11-13
    • JP2007116353
    • 2007-04-26
    • Sony Corpソニー株式会社
    • OYA KUNIYASU
    • H01M4/62H01M4/06H01M4/52H01M4/54
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To provide an alkaline cell in which cell capacity deterioration can be suppressed, and which is inexpensive.
      SOLUTION: A positive electrode can 1, for example, has a constitution that nickel plating is applied to a stainless steel sheet. The positive electrode can 1 also serves as a positive terminal. Positive electrode pellets 4 are housed and arranged in the positive electrode can 1. As for the positive electrode pellets 4, a positive electrode mixture is molded in coin-shape or button-shape. The positive electrode mixture contains silver oxide and silver-nickel oxide as a positive electrode active material, and graphite as a binder.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供可以抑制电池容量劣化并且价格便宜的碱性电池。 解决方案:例如,正极罐1具有将镍电镀施加到不锈钢板上的构造。 正极罐1也用作正极端子。 正极片4被容纳在正极罐1中。正极片4的正极混合物成型为硬币形状或钮扣状。 正极混合物含有作为正极活性物质的氧化银和银 - 镍氧化物,作为粘合剂的石墨。 版权所有(C)2009,JPO&INPIT
    • 2. 发明专利
    • Alkaline battery
    • 碱性电池
    • JP2006228503A
    • 2006-08-31
    • JP2005038965
    • 2005-02-16
    • Sony Corpソニー株式会社
    • OYA KUNIYASUTAHARA TAKUMI
    • H01M6/12C22C18/00H01M2/02H01M4/06H01M4/42H01M4/62H01M4/64
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To alleviate deterioration of leakage resistance in a mercury-free alkaline battery of a flat type structure.
      SOLUTION: In the alkaline battery composed of a cathode mixture 4 using silver oxide or manganese dioxide as a cathode active material, an anode mixture 6 using a granulated zinc alloy as an anode active material, and an anode cup 3 used as an anode terminal with its inner face made of copper and with its open end edge having a turned-up part 13 and a turned-up bottom 13a around a circumference in a cross-section U-shape, a deposited film layer 34 is formed of metal or an alloy with hydrogen overvoltage higher than copper on an inner area excluding the turned-up portion and turned-up bottom of the cathode cup. The granulated zinc alloy is either of bismuth and zinc, or of bismuth, indium, and zinc, or of bismuth, indium, aluminum, and zinc. A weight of one grain of this granulated zinc alloy is 1mg or more, and that, with a granular distribution of 10% or less.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了减轻扁平型结构的无汞碱性电池中的耐漏电性的劣化。 解决方案:在由使用氧化银或二氧化锰作为正极活性物质的阴极混合物4构成的碱性电池中,使用粒状锌合金作为负极活性物质的阳极混合物6和用作阳极活性物质的阳极杯3 阳极端子,其内表面由铜制成,其开口端边缘具有折边部分13和围绕截面U形的周边的折叠底部13a,沉积膜层34由金属形成 或在除了阴极杯的折叠部分和折叠底部之外的内部区域上具有高于铜的氢过电压的合金。 粒状锌合金是铋和锌,或铋,铟和锌,或铋,铟,铝和锌。 该颗粒状锌合金的一粒重量为1mg以上,粒径分布为10%以下。 版权所有(C)2006,JPO&NCIPI
    • 3. 发明专利
    • Alkaline zinc battery
    • 阿尔卡宁锌电池
    • JP2003031213A
    • 2003-01-31
    • JP2001215851
    • 2001-07-16
    • Sony Corpソニー株式会社
    • YAMAMOTO KENTATAKAHASHI AKIOHONDA KAZUYOSHIOYA KUNIYASU
    • H01M6/06H01M4/06H01M4/50H01M4/52
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To provide an alkaline zinc battery which is excellent in both of heavy load discharge characteristic and storage characteristic. SOLUTION: In this alkaline zinc battery 1 which has a positive mix 3 containing beta nickel oxyhydroxide as a positive active material, a negative mix 5 using zinc as a negative active material, and an alkaline aqueous solution as an electrolyte, the positive mix 3 is a mixture of beta nickel oxyhydroxide, graphite power, and potassium hydroxide aqueous solution mixed in a ratio of 80:10:10. The beta nickel oxyhydroxide is prepared by chemical oxidation, has almost a globular particle shape, and has a BET specific surface area of 3-50 m /g. Thereby, the alkaline zinc battery with excellent heavy load discharge characteristic and storage characteristic can be provided.
    • 要解决的问题:提供一种在重负荷放电特性和储存特性方面均优异的碱性锌电池。 解决方案:在该碱性锌电池1中,正极混合物3含有作为正极活性物质的β-羟基氢氧化镍,使用锌作为负极活性物质的负混合物5和作为电解质的碱性水溶液,正极混合物3为 以80:10:10的比例混合β-羟基氢氧化镍,石墨粉和氢氧化钾水溶液的混合物。 β-羟基氧化镍通过化学氧化制备,几乎具有球形颗粒形状,BET比表面积为3-50m 2 / g。 由此,能够提供具有优异的重负荷放电特性和储存特性的碱性锌电池。
    • 4. 发明专利
    • Alkaline cell
    • 碱性细胞
    • JP2007213829A
    • 2007-08-23
    • JP2006029409
    • 2006-02-07
    • Sony Corpソニー株式会社
    • OYA KUNIYASU
    • H01M4/06H01M6/12
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To provide an alkaline cell which contains no liquid silver, suppresses battery capacity deterioration during storage, and decreases an internal resistance.
      SOLUTION: A positive electrode mixture agent 4 contains silver oxide and silver-nickel oxide as its main active materials for the positive electrode and graphite as its auxiliary agents for promoting conductivity. The weight mix ratio of graphite in the positive electrode mixture agent 4 is greater than or equal to 1 but less than or equal to 3 with respect to silver oxide 100 while the weight mix ratio of silver-nickel oxide is greater than or equal to 5 but less than or equal to 15.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了提供不含液态银的碱性电池,抑制电池容量在储存期间的劣化,并降低内阻。 解决方案:正极混合剂4含有氧化银和银 - 镍氧化物作为其正极和石墨的主要活性材料,作为促进电导率的辅助剂。 正极混合剂4中石墨的重量混合比相对于氧化银100大于等于1但小于或等于3,而银 - 镍氧化物的重量混合比大于或等于5 但小于等于15.版权所有(C)2007,JPO&INPIT
    • 5. 发明专利
    • Alkaline battery
    • 碱性电池
    • JP2006172908A
    • 2006-06-29
    • JP2004364004
    • 2004-12-16
    • Sony Corpソニー株式会社
    • OYA KUNIYASUYAMAMOTO KENTAYAMAKAWA NAOKO
    • H01M6/08H01M4/66H01M4/75
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To provide an alkaline battery improved greatly in leakage prevention of an electrolyte solution at the time of over-discharge state.
      SOLUTION: The alkaline battery uses zinc as a principal active material of a negative electrode and manganese dioxide or nickel oxy-hydride as a principal active material of a positive electrode, a potassium hydride water solution as an electrolytic liquid, and a current collection pin in which copper or brass of nearly nail shape is applied with tin plating as a current collector of negative electrode side. The mass concentration of the potassium hydride water solution is 36 to 40 wt.%, and the ratio of zinc and potassium hydride is potassium hydride 37-40 against zinc 100. Furthermore, the thickness of tin plated on the surface of the current collection pin is 0.05 μm-0.5 μm.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种在过放电状态下大大改善电解液的泄漏防止性的碱性电池。 解决方案:碱性电池使用锌作为负极的主要活性物质,二氧化锰或氢氧化镍作为正极的主要活性物质,氢化钾水溶液作为电解液,电流 收纳针,其中以指甲形状的铜或黄铜施加镀锡作为负极侧的集电体。 氢化钾水溶液的质量浓度为36〜40重量%,锌和氢化钾的比例为氢化钾37-40相对于锌100.此外,电镀集电针表面镀锡的厚度 为0.05μm〜0.5μm。 版权所有(C)2006,JPO&NCIPI
    • 6. 发明专利
    • Nickel - hydrogen battery
    • 镍 - 氢电池
    • JP2003323914A
    • 2003-11-14
    • JP2002129109
    • 2002-04-30
    • Sony Corpソニー株式会社
    • OYA KUNIYASUHAYASHI NAOTERU
    • H01M10/30H01M4/24H01M4/32H01M4/62
    • Y02E60/124
    • PROBLEM TO BE SOLVED: To provide a nickel - hydrogen battery improving discharge capacity during discharge at low loads.
      SOLUTION: The nickel - hydrogen battery 100 comprises a cylindrical metal cell can 11 with a bottom, a hollow cylindrical positive electrode consisting of a positive electrode mix 12 disposed within the can 11 and a negative electrode consisting of a negative electrode mix 14 disposed at the center of the can 11 via a separator 13. By adding, to the negative electrode, polytetrafluoroethylene powder by 0.1 to 1 mass % of the total amount of the negative electrode mix 14, the positive and negative electrode active materials can be filled with high density and negative electrode elasticity is improved, so that, upon insertion of a collector pin 15 into the negative electrode, good electrical contact can be achieved between the collector pin 15 and a hydrogen absorbing alloy. As a result, discharge capacity during discharge at low loads is improved.
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:提供在低负载下放电期间提高放电容量的镍氢电池。 解决方案:镍氢电池100包括具有底部的圆柱形金属电池罐11,由设置在罐11内的正极混合物12和由负极混合物14组成的负极组成的中空圆柱形正电极 通过分离器13配置在罐11的中心。通过向负极中添加聚四氟乙烯粉末0.1〜1质量%的负极混合物14的总量,能够填充正极活性物质和负极活性物质 提高了高密度和负极弹性,使得在将集电极销15插入负极中时,可以在集电极销15和吸氢合金之间实现良好的电接触。 因此,能够提高低负载时的放电容量。 版权所有(C)2004,JPO
    • 7. 发明专利
    • Manufacturing method of alkaline battery
    • 碱性电池的制造方法
    • JP2008123839A
    • 2008-05-29
    • JP2006306463
    • 2006-11-13
    • Sony Corpソニー株式会社
    • OYA KUNIYASU
    • H01M6/12H01M2/02H01M4/06H01M6/06
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To provide the manufacturing method of an alkaline battery capable of enhancing electrolyte leakage resistance characteristics.
      SOLUTION: The manufacturing method of an alkaline battery is equipped with a process for storing a negative electrode side half cell having a negative electrode 16, a negative electrode cup 13 and an electrolyte in inert gas atmosphere, and a process for combining the negative electrode side half cell after storage with a positive electrode side half cell having a positive electrode 14, a positive electrode can 11, a separator 15, a gasket 12, and an electrolyte and then crimping the opening short edge of the positive electrode can 11.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供能够提高电解液泄漏特性的碱性电池的制造方法。 解决方案:碱性电池的制造方法具有在惰性气体气氛中存储具有负极16,负极杯13和电解质的负极侧半电池的工序, 在具有正极14的正极侧半电池,正极罐11,隔板15,垫圈12和电解质储存后的负极侧半电池,然后压接正极罐11的开口短边缘 版权所有(C)2008,JPO&INPIT
    • 8. 发明专利
    • Alkaline battery
    • 碱性电池
    • JP2007080614A
    • 2007-03-29
    • JP2005265260
    • 2005-09-13
    • Sony Corpソニー株式会社
    • OYA KUNIYASU
    • H01M6/06H01M2/04H01M4/06H01M4/50H01M4/64
    • Y02E60/12
    • PROBLEM TO BE SOLVED: To improve battery capacity deterioration in storage of an alkaline cell of a flat type constitution by using both silver oxide and manganese dioxide as positive electrode active material and without using mercury. SOLUTION: A positive electrode mixture 4 has silver oxide and manganese dioxide as the main positive electrode active material, and the surface of the manganese dioxide is covered by silver oxide. A negative electrode mixture 6 has a granular zinc alloy as the main negative electrode active material. A current collector layer 33 of a negative electrode cup 3 is copper, and a tin coating layer 34 is formed on the current collector layer 33. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:通过使用氧化银和二氧化锰作为正极活性物质并且不使用汞来改善平板型构造的碱性电池的储存容量的劣化。 解决方案:正极混合物4具有氧化银和二氧化锰作为主要正极活性材料,二氧化锰的表面被氧化银覆盖。 负极混合物6具有粒状锌合金作为主要负极活性物质。 负极杯3的集电体层33是铜,在集电体层33上形成锡涂层34。(C)2007,JPO&INPIT
    • 9. 发明专利
    • Enclosed nonaqueous electrolyte battery
    • JP2004063410A
    • 2004-02-26
    • JP2002223446
    • 2002-07-31
    • Sony Corpソニー株式会社
    • MORIKAWA SHINICHIROOYA KUNIYASUYONEZAWA TAKASHI
    • H01M2/12H01M10/05H01M10/052H01M10/0566H01M10/0587H01M10/40
    • Y02E60/122
    • PROBLEM TO BE SOLVED: To prevent breakage of a separator by a positive electrode active material without using a separator breakage protective film to bring the actual discharging capacity of the nonaqueous electrolyte battery close to the theoretical discharging capacity, in a nonaqueous electrolyte battery comprising a spiral electrode body.
      SOLUTION: This nonaqueous electrolyte battery comprises the spiral electrode body having a negative electrode active material composed of light metal and a positive electrode active material mainly composed of a compound of transition metal through the separator, and winding them several times, between positive and negative electrode terminals, and the necessary amount of nonaqueous electrolyte is injected. A volume of the negative electrode active material is more than that of a positive electrode active material, and a void is formed by 1.7cc-5.0cc to a discharging capacity per 1 Ah of the positive electrode active material. The breakage of separator by the positive electrode active material can be prevented even when the volume of the positive electrode active material is expanded by charging and discharging, whereby the internal short-circuit can be prevented, the actual discharging capacity of the nonaqueous electrolyte battery becomes close to the theoretical discharging capacity, and the high charging capacity can be obtained.
      COPYRIGHT: (C)2004,JPO
    • 10. 发明专利
    • Alkaline zinc battery
    • 阿尔卡宁锌电池
    • JP2010238671A
    • 2010-10-21
    • JP2010135944
    • 2010-06-15
    • Sony Corpソニー株式会社
    • TAKAHASHI AKIOYAMAMOTO KENTAHONDA KAZUYOSHIOYA KUNIYASU
    • H01M4/52H01M4/06H01M4/32H01M6/08H01M10/30
    • Y02E60/124
    • PROBLEM TO BE SOLVED: To provide an alkaline zinc battery excellent in heavy load discharge characteristics. SOLUTION: The alkaline zinc battery 1 with excellent heavy load discharge characteristics is provided with a cathode mixture layer 3 containing beta type nickel oxyhydroxide as a cathode active material, an anode mixture layer 5 using zinc as a main anode active material, and alkaline aqueous solution as an electrolyte. The cathode mixture layer 3 is a mixture of beta type nickel oxyhydroxide, graphite powder and potassium hydroxide aqueous solution mixed in a predetermined proportion by a weight ratio. The beta type nickel oxyhydroxide is formed by chemical oxidation and has a spherical particle shape, with an average particle size in a range of 5-50 μm. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供重负荷放电特性优异的碱性锌电池。 解决方案:具有优异的重负荷放电特性的碱性锌电池1设置有含有β型氢氧化正镍作为正极活性物质的阴极混合物层3,使用锌作为主阳极活性材料的阳极混合物层5,以及 碱性水溶液作为电解质。 阴极混合层3是以规定比例混合重量比的β型氢氧化正镍,石墨粉和氢氧化钾水溶液的混合物。 β型氢氧化正镍通过化学氧化形成,并且具有球形颗粒形状,平均粒径在5-50μm的范围内。 版权所有(C)2011,JPO&INPIT