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    Alkaline Dry Battery
    1.
    发明申请
    Alkaline Dry Battery 失效
    碱性干电池

    公开(公告)号：US20080138711A1

    公开(公告)日：2008-06-12

    申请号：US11885663

    申请日：2006-09-22

    申请人： Hidekatsu Izumi ,  Tadaya Okada ,  Yasuo Mukai ,  Michiko Fujiwara ,  Shigeto Noya

    发明人： Hidekatsu Izumi ,  Tadaya Okada ,  Yasuo Mukai ,  Michiko Fujiwara ,  Shigeto Noya

    IPC分类号： H01M4/52 ,  H01M4/42

    CPC分类号： H01M6/06 ,  H01M2/0235 ,  H01M4/02 ,  H01M4/244 ,  H01M4/32 ,  H01M4/364 ,  H01M4/381 ,  H01M4/42 ,  H01M4/48 ,  H01M4/50 ,  H01M4/52 ,  H01M4/62 ,  H01M4/625 ,  H01M6/08 ,  H01M10/30 ,  H01M10/4235 ,  H01M2004/021 ,  H01M2004/023 ,  H01M2004/027

    摘要： Abstract Provided is an alkaline dry battery allowing suppression of polarization in pulse discharge under heavy load to improve discharge characteristics, and having high reliability in safety in case of short circuit. In the positive electrode, a calcium compound having a content of iron element of 150 ppm or less is added in an amount of 0.1 to 10 mol % with respect to a positive electrode active material, a nickel oxyhydroxide powder having 2.95 or more of an average nickel valence and 8 to 18 μm of an average particle diameter is used, the weight ratio of the nickel oxyhydroxide powder and a manganese dioxide powder is in the range of 20:80 to 90:10. A zinc or zinc alloy powder used as negative electrode active material includes a first powder having a particle diameter more than 75 μm and 425 μm or less, and a second powder having a particle diameter more than 5 μm and 75 μm or less, and the weight ratio of the first powder and the second powder is in the range of 65:35 to 75:25, and the concentration of a potassium hydroxide solution is 33 to 35% by weight.

    摘要翻译： 摘要提供了一种碱性干电池，可以在重负载下抑制脉冲放电中的极化，改善放电特性，并在短路的情况下具有较高的安全可靠性。 在正极中，相对于正极活性物质，以铁元素含量为150ppm以下的钙化合物的添加量为0.1〜10摩尔％，羟基氧化镍粉末的平均值为2.95以上 使用镍价和8〜18μm的平均粒径，羟基氧化镍粉末和二氧化锰粉末的重量比在20:80〜90:10的范围内。 用作负极活性物质的锌或锌合金粉末包括粒径大于75μm和425μm或更小的第一粉末和粒径大于5μm和75μm或更小的第二粉末，并且 第一粉末和第二粉末的重量比在65:35〜75:25的范围内，氢氧化钾溶液的浓度为33〜35重量％。

    Alkaline battery
    2.
    发明申请
    Alkaline battery 审中-公开
    碱性电池

    公开(公告)号：US20070184344A1

    公开(公告)日：2007-08-09

    申请号：US10593632

    申请日：2005-03-24

    申请人： Yasuo Mukai ,  Hidekatsu Izumi ,  Katsuya Sawada ,  Michiko Fujiwara ,  Shigeto Noya

    发明人： Yasuo Mukai ,  Hidekatsu Izumi ,  Katsuya Sawada ,  Michiko Fujiwara ,  Shigeto Noya

    IPC分类号： H01M2/08 ,  H01M4/50 ,  H01M4/52 ,  H01M10/52 ,  H01M10/34

    CPC分类号： H01M6/08 ,  H01M4/26 ,  H01M4/364 ,  H01M4/50 ,  H01M4/52 ,  H01M2010/4292

    摘要： This invention relates to an alkaline battery including: an electrode assembly composed of a positive electrode, a negative electrode, and a separator; a negative electrode current collector inserted in the negative electrode; an electrolyte of an alkaline aqueous solution contained in the electrode assembly; a battery can for accommodating the electrode assembly, the negative electrode current collector, and the electrolyte; and a sealing member for sealing an opening of the battery can. The ratio of the electrical capacity of the negative electrode to the electrical capacity of the positive electrode is 1.00 to 1.15. The volume obtained by subtracting the volume of the electrode assembly containing the electrolyte and the volume of the negative electrode current collector from the internal volume of the battery that is formed by the battery can and the sealing member constitutes 5 to 15% of the internal volume.

    摘要翻译： 本发明涉及一种碱性电池，包括：由正极，负极和隔板组成的电极组件; 负极集电体插入负极中; 包含在电极组件中的碱性水溶液的电解质; 用于容纳电极组件，负极集电器和电解质的电池罐; 以及用于密封电池罐的开口的密封构件。 负极的电容与正极的电容的比例为1.00〜1.15。 通过从由电池壳形成的电池的内部容积和密封构件减去包含电解质的电极组件的体积和负极集电器的体积而获得的体积占内部体积的5至15％ 。

    Alkaline dry battery
    4.
    发明申请
    Alkaline dry battery 审中-公开
    碱性干电池

    公开(公告)号：US20090098462A1

    公开(公告)日：2009-04-16

    申请号：US11919885

    申请日：2006-08-25

    申请人： Michiko Fujiwara ,  Tadaya Okada ,  Yasuo Mukai ,  Hidekatsu Izumi ,  Shigeto Noya

    发明人： Michiko Fujiwara ,  Tadaya Okada ,  Yasuo Mukai ,  Hidekatsu Izumi ,  Shigeto Noya

    IPC分类号： H01M4/32

    CPC分类号： H01M4/32 ,  H01M4/24 ,  H01M4/364 ,  H01M4/42 ,  H01M4/62 ,  H01M6/08

    摘要： In order to provide an alkaline dry battery which enables to improve the operational stability of digital equipment by suppressing the progress of polarization during heavy load pulse discharge while maintaining the excellent heavy load discharge characteristics, and has an excellent reliability in terms of the leakage resistance and the safety under short-circuit conditions, the alkaline dry battery includes a positive electrode including a nickel oxyhydroxide powder and a manganese dioxide powder as positive electrode active materials, and including graphite as a conductive material; a negative electrode including zinc or a zinc alloy as a negative electrode active material; a separator interposed between the positive electrode and the negative electrode; a negative electrode current collector inserted in the negative electrode; an aqueous alkaline solution included in the separator; a battery case housing the positive electrode, the negative electrode, the separator, the negative electrode current collector and the aqueous alkaline solution; a sealing member for sealing an opening of the battery case, wherein the positive electrode includes a calcium compound in an amount of 0.1 to 10 mol % relative to a total amount of the positive electrode active material, and the content of iron element in the calcium compound is 150 ppm or less.

    摘要翻译： 为了提供一种碱性干电池，其能够通过抑制重负载脉冲放电期间的极化进行而提高数字设备的操作稳定性，同时保持优异的重负载放电特性，并且在耐漏电性方面具有优异的可靠性， 在短路条件下的安全性，碱性干电池包括含有氢氧化正镍粉末和二氧化锰粉末的正极作为正极活性物质，并且包括石墨作为导电材料; 包含锌或锌合金的负极作为负极活性物质; 夹在正极和负极之间的隔膜; 负极集电体插入负极中; 包含在隔膜中的碱性水溶液; 容纳正极，负极，隔膜，负极集电体和碱性水溶液的电池壳体; 用于密封电池壳体的开口的密封构件，其中所述正极包含相对于所述正极活性物质的总量为0.1〜10摩尔％的钙化合物，所述钙元素的含量 化合物为150ppm以下。

    Alkaline dry battery with a nickel oxyhydroxide and manganese oxide positive electrode including a calcium compound
    5.
    发明授权
    Alkaline dry battery with a nickel oxyhydroxide and manganese oxide positive electrode including a calcium compound 失效
    碱性干电池，含有羟基氧化镍和锰氧化物正极，包括钙化合物

    公开(公告)号：US07476466B2

    公开(公告)日：2009-01-13

    申请号：US11885663

    申请日：2006-09-22

    申请人： Hidekatsu Izumi ,  Tadaya Okada ,  Yasuo Mukai ,  Michiko Fujiwara ,  Shigeto Noya

    发明人： Hidekatsu Izumi ,  Tadaya Okada ,  Yasuo Mukai ,  Michiko Fujiwara ,  Shigeto Noya

    IPC分类号： H01M4/42 ,  H01M4/52 ,  H01M4/50

    CPC分类号： H01M6/06 ,  H01M2/0235 ,  H01M4/02 ,  H01M4/244 ,  H01M4/32 ,  H01M4/364 ,  H01M4/381 ,  H01M4/42 ,  H01M4/48 ,  H01M4/50 ,  H01M4/52 ,  H01M4/62 ,  H01M4/625 ,  H01M6/08 ,  H01M10/30 ,  H01M10/4235 ,  H01M2004/021 ,  H01M2004/023 ,  H01M2004/027

    摘要： Provided is an alkaline dry battery allowing suppression of polarization in pulse discharge under heavy load to improve discharge characteristics, and having high reliability in safety in case of short circuit. In the positive electrode, a calcium compound having a content of iron element of 150 ppm or less is added in an amount of 0.1 to 10 mol % with respect to a positive electrode active material, a nickel oxyhydroxide powder having 2.95 or more of an average nickel valence and 8 to 18 μm of an average particle diameter is used, the weight ratio of the nickel oxyhydroxide powder and a manganese dioxide powder is in the range of 20:80 to 90:10. A zinc or zinc alloy powder used as negative electrode active material includes a first powder having a particle diameter more than 75 μm and 425 μm or less, and a second powder having a particle diameter more than 5 μm and 75 μm or less, and the weight ratio of the first powder and the second powder is in the range of 65:35 to 75:25, and the concentration of a potassium hydroxide solution is 33 to 35% by weight.

    摘要翻译： 本发明提供一种碱性干电池，其能够抑制重负载下的脉冲放电中的极化，以改善放电特性，并且在短路的情况下具有高的安全可靠性。 在正极中，相对于正极活性物质，以铁元素含量为150ppm以下的钙化合物的添加量为0.1〜10摩尔％，羟基氧化镍粉末的平均值为2.95以上 使用镍价和8〜18μm的平均粒径，羟基氧化镍粉末和二氧化锰粉末的重量比在20:80〜90:10的范围内。 用作负极活性物质的锌或锌合金粉末包括粒径大于75μm和425μm或更小的第一粉末和粒径大于5μm和75μm或更小的第二粉末，并且 第一粉末和第二粉末的重量比在65:35〜75:25的范围内，氢氧化钾溶液的浓度为33〜35重量％。

    Alkaline Dry Battery
    7.
    发明申请
    Alkaline Dry Battery 审中-公开
    碱性干电池

    公开(公告)号：US20080063933A1

    公开(公告)日：2008-03-13

    申请号：US11793592

    申请日：2006-04-05

    申请人： Tadaya Okada ,  Shigeto Noya ,  Yasuo Mukai ,  Michiko Fujiwara ,  Hidekatsu Izumi

    发明人： Tadaya Okada ,  Shigeto Noya ,  Yasuo Mukai ,  Michiko Fujiwara ,  Hidekatsu Izumi

    IPC分类号： H01M2/16

    CPC分类号： H01M6/08 ,  H01M4/02 ,  H01M4/244 ,  H01M4/32 ,  H01M4/364 ,  H01M4/42 ,  H01M4/50 ,  H01M4/625 ,  H01M10/30 ,  H01M2004/021

    摘要： To provide an alkaline dry battery that is excellent in discharge characteristics under a heavy load after storage at high temperature and suppresses polarization in pulse discharge under a heavy load, used is a nickel oxyhydroxide which is obtained by oxidizing a nickel hydroxide having a half width of a (101) face of 0.6 to 0.8 deg./2θ and a half width of a (001) face of 0.5 to 0.7 deg./2θ in powder X-ray diffraction, and which has an average nickel valence of 2.95 or more and an average particle diameter of 8 to 18 μm.

    摘要翻译： 为了提供在高温下储存后在重负荷下的放电特性优异的碱性干电池，并且在重负荷下抑制脉冲放电中的极化，使用的是氢氧化镍，其通过将具有半值宽度的氢氧化镍氧化 （101）面为0.6〜0.8度/2θ，粉末X射线衍射中（001）面的半宽度为0.5〜0.7度/2θ，平均镍价为2.95以上， 平均粒径为8〜18μm。