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1. 发明公开

EP0952621A1 ALKALINE STORAGE BATTERY AND METHOD FOR CHARGING BATTERY 失效
标题翻译：阿尔卡里斯SPEICHERBATTERIE UND VERFAHREN ZUM LADEN DIESER BATTERIE
公开(公告)号：EP0952621A1
公开(公告)日：1999-10-27
申请号：EP97949220.4
申请日：1997-12-22
申请人： SANYO ELECTRIC Co., Ltd.
发明人： NOGAMI, Mitsuzou , YANO, Mutsumi , TOKUDA, Mitsunori , SUZUKI, Syuichi , FUJITANI, Shin , MAEDA, Reizo , YONEZU, Ikuo , NISHIO, Koji
IPC分类号： H01M10/24 , H01M10/26 , H01M10/28 , H01M10/30 , H01M10/32 , H01M10/34 , H01M4/32 , H01M10/44
CPC分类号： H01M10/44 , H01M4/52 , H01M10/24 , Y02E60/124
摘要： In an alkali storage battery comprising a positive electrode, a negative electrode and an alkali electrolyte in a battery can, α-nickel hydroxide containing manganese is used as a cathode active material for the positive electrode, and the difference between a charging potential and an oxygen gas evolution potential at the positive electrode is increased, to suppress oxygen gas evolution during the charging, and the volume percentage of the cathode active material and an anode active material is set to not less than 75 % in the battery can, to obtain a large battery capacity.
摘要翻译：在包含电池罐中的正极，负极和碱性电解质的碱性蓄电池中，使用含有锰的氢氧化镍含量作为正极的正极活性物质，充电电位与氧气之间的差增加正极中的气体逸出电位，以抑制充电期间的氧气放出，并且将正极活性物质和负极活性物质的体积百分比设定为不小于电池罐的75％，以获得大的电池容量。

2. 发明授权

EP0945907B1 PROCESS FOR PRODUCING A HYDROGEN STORING ALLOY ELECTRODE 失效
标题翻译：一种用于生产储氢合金电极
公开(公告)号：EP0945907B1
公开(公告)日：2006-07-26
申请号：EP97927419.8
申请日：1997-06-20
申请人： SANYO ELECTRIC CO., LTD.
发明人： ISE, Tadashi , FUKUDA, Hiroshi , IMOTO, Teruhiko , KATO, Kikuko , KURODA, Yasushi , HIGASHIYAMA, Nobuyuki , MATSUURA, Yoshinori , KIMOTO, Mamoru , NOGAMI, Mitsuzou , FUJITANI, Shin , YONEZU, Ikuo , NISHIO, Koji
IPC分类号： H01M4/26 , H01M4/38
CPC分类号： H01M4/366 , H01M4/383 , Y10T29/49115
摘要： A highly efficient and effective activating method by which the electrochemical activity of a hydrogen storage alloy is improved and a hydrogen storage alloy electrode having an excellent initial internal pressure characteristic, low-temperature discharge characteristic, high-rate discharge characteristic, and cycle characteristic and manufactured by using the activating method. A process for producing a hydrogen storage alloy electrode includes an alloy activating step in which a hydrogen storage alloy is dipped in strong acidic solution containing metallic ions and the pH value rise of the solution is accelerated by adding an alkali to the solution.

3. 发明授权

EP1035602B1 NICKEL-HYDROGEN STORAGE BATTERY 失效
标题翻译：镍氢蓄电池
公开(公告)号：EP1035602B1
公开(公告)日：2005-08-31
申请号：EP97950394.3
申请日：1997-12-25
申请人： SANYO ELECTRIC CO., LTD.
发明人： MAEDA, Reizo , SHINYAMA, Katsuhiko , MATSUURA, Yoshinori , NOGAMI, Mitsuzo, 24-301 Famille, 45 , YONEZU, Ikuo , NISHIO, Koji
IPC分类号： H01M4/52 , H01M4/62 , H01M4/32 , H01M4/24 , H01M10/30 , H01M4/38 , H01M10/34
CPC分类号： H01M4/62 , C01B3/0031 , C01B3/0047 , C01G53/006 , C01G53/04 , C01P2004/61 , C01P2006/40 , H01M4/242 , H01M4/32 , H01M4/366 , H01M4/383 , H01M4/52 , H01M10/345 , Y02E60/124 , Y02E60/327

4. 发明授权

EP0952621B1 ALKALINE STORAGE BATTERY AND METHOD FOR CHARGING BATTERY 失效
标题翻译：碱性蓄电池和方法存储这个电池
公开(公告)号：EP0952621B1
公开(公告)日：2006-09-20
申请号：EP97949220.4
申请日：1997-12-22
申请人： SANYO ELECTRIC CO., LTD.
发明人： NOGAMI, Mitsuzou , YANO, Mutsumi , TOKUDA, Mitsunori , SUZUKI, Syuichi , FUJITANI, Shin , MAEDA, Reizo , YONEZU, Ikuo , NISHIO, Koji
IPC分类号： H01M10/24 , H01M10/26 , H01M10/28 , H01M10/30 , H01M10/32 , H01M10/34 , H01M4/32 , H01M10/44
CPC分类号： H01M10/44 , H01M4/52 , H01M10/24 , Y02E60/124
摘要： In an alkali storage battery comprising a positive electrode, a negative electrode and an alkali electrolyte in a battery can, alpha -nickel hydroxide containing manganese is used as a cathode active material for the positive electrode, and the difference between a charging potential and an oxygen gas evolution potential at the positive electrode is increased, to suppress oxygen gas evolution during the charging, and the volume percentage of the cathode active material and an anode active material is set to not less than 75 % in the battery can, to obtain a large battery capacity.

5. 发明公开

EP1035602A1 NICKEL-HYDROGEN STORAGE BATTERY 失效
标题翻译： NICKEL-WASSERSTOFF SPEICHERBATTERIE
公开(公告)号：EP1035602A1
公开(公告)日：2000-09-13
申请号：EP97950394.3
申请日：1997-12-25
申请人： Sanyo Electric Co., Ltd.
发明人： MAEDA, Reizo , SHINYAMA, Katsuhiko , MATSUURA, Yoshinori , NOGAMI, Mitsuzo, 24-301 Famille, 45 , YONEZU, Ikuo , NISHIO, Koji
IPC分类号： H01M4/52 , H01M4/62 , H01M4/32 , H01M4/24 , H01M10/30
CPC分类号： H01M4/62 , C01B3/0031 , C01B3/0047 , C01G53/006 , C01G53/04 , C01P2004/61 , C01P2006/40 , H01M4/242 , H01M4/32 , H01M4/366 , H01M4/383 , H01M4/52 , H01M10/345 , Y02E60/124 , Y02E60/327
摘要： In a nickel-metal hydride storage cell, deterioration of a cell capacity at high temperature and degradation of a cycle characteristic are suppressed. The nickel-metal hydride storage cell of the invention comprises in a cell case, a positive electrode comprising a positive electrode active material composed mainly of nickel hydroxide powder, a negative electrode comprising a negative electrode active material composed mainly of hydrogen-absorbing alloy powder, and a separator interposed between the positive and negative electrodes and impregnated with an electrolyte, the nickel-metal hydride storage cell characterized in that the negative electrode active material comprises a copper compound, the positive electrode comprises an aggregate of coated particles each in which a coating layer comprising a sodium-containing cobalt compound is formed on a surface of a nickel hydroxide particle, and the positive electrode active material is such that an oxide or hydroxide of one of bismuth, calcium, ytterbium, manganese, copper, scandium, and zirconium, is added to the aggregate of coated particles.
摘要翻译：在镍氢蓄电池中，抑制了高温下的电池容量的劣化和循环特性的劣化。本发明的镍氢蓄电池在电池的情况下，包括主要由氢氧化镍粉末组成的正极活性物质的正极，负极包含主要由吸氢合金粉末组成的负极活性物质，所述镍 - 金属氢化物蓄电池，其特征在于，所述负极活性物质包含铜化合物，所述正极包含涂覆颗粒的聚集体，每个涂覆颗粒中涂覆有涂层在氢氧化镍粒子的表面上形成含有钠的钴化合物的层，正极活性物质为铋，钙，镱，锰，铜，钪，锆等中的一种的氧化物或氢氧化物，被添加到涂覆颗粒的聚集体中。

6. 发明公开

EP0945907A1 HYDROGEN STORING ALLOY ELECTRODE AND PROCESS FOR PRODUCING HYDROGEN STORAGE ALLOY ELECTRODE 失效
标题翻译： VERFAHREN ZUR HERSTELLUNG EINER WASSERSTOFFSPEICHER-LEGIERUNGSELEKTRODE
公开(公告)号：EP0945907A1
公开(公告)日：1999-09-29
申请号：EP97927419.8
申请日：1997-06-20
申请人： SANYO ELECTRIC Co., Ltd.
发明人： ISE, Tadashi , FUKUDA, Hiroshi , IMOTO, Teruhiko , KATO, Kikuko , KURODA, Yasushi , HIGASHIYAMA, Nobuyuki , MATSUURA, Yoshinori , KIMOTO, Mamoru , NOGAMI, Mitsuzou , FUJITANI, Shin , YONEZU, Ikuo , NISHIO, Koji
IPC分类号： H01M4/26 , H01M4/38
CPC分类号： H01M4/366 , H01M4/383 , Y10T29/49115
摘要： An object of the present invention is to provide an effective hydrogen-absorbing alloy activation process which can enhance the electrochemical activity of a hydrogen-absorbing alloy and to provide a hydrogen-absorbing alloy electrode which, when used in a battery, ensures an excellent initial inner pressure characteristic, low-temperature discharge characteristic, high-rate discharge characteristic and cycle characteristic. In accordance with the present invention, a hydrogen-absorbing alloy electrode production process is provided which comprises an alloy activation treatment step of immersing a hydrogen-absorbing alloy in a strong acid treatment solution containing metal ions and, in the course of the pH rise of the acid treatment solution, adding an alkali to the acid treatment solution to promote the pH rise of the acid treatment solution.
摘要翻译：本发明的目的是提供一种有效的吸氢合金活化方法，其可以提高吸氢合金的电化学活性，并提供一种吸氢合金电极，其在电池中使用时确保优异的初始内压特性，低温放电特性，高放电特性和循环特性。根据本发明，提供了一种吸氢合金电极制造方法，其包括将吸氢合金浸入含有金属离子的强酸处理溶液中的合金活化处理步骤，并且在pH升高酸处理溶液，向酸处理液中加入碱，促进酸处理溶液的pH升高。

7. 发明公开

EP1100132A1 HYDROGEN ABSORBING ALLOY FOR ALKALINE STORAGE BATTERY AND METHOD FOR PREPARING THE SAME 审中-公开
标题翻译：对用于碱性蓄电池AND METHOD吸氢合金及其
公开(公告)号：EP1100132A1
公开(公告)日：2001-05-16
申请号：EP99957667.1
申请日：1999-06-25
申请人： Sanyo Electric Co., Ltd.
发明人： IMOTO, Teruhiko , OUCHI, Masutaka , HIROTA, Yohei , KATO, Kikuko , HIGASHIYAMA, Nobuyuki , KIMOTO, Mamoru , FUJITANI, Shin , NISHIO, Koji
IPC分类号： H01M4/38
CPC分类号： H01M4/26 , C01B3/0031 , H01M4/242 , H01M4/366 , H01M4/383 , H01M4/385 , H01M10/345 , Y02E60/124 , Y02E60/327 , Y02P70/54 , Y10S420/90
摘要： A hydrogen storage alloy, for use in alkaline storage batteries, having a CaCu 5 -type crystal structure and represented by the compositional formula MmNi x Co y Mn z M 1-z (wherein M represents at least one element selected from the group consisting of aluminum (Al) and copper (Cu); x is a nickel (Ni) stoichiometry and satisfies 3.0 ≤ x ≤ 5.2; y is a cobalt (Co) stoichiometry and satisfies 0 ≤ y ≤ 1.2; z is a manganese (Mn) stoichiometry and satisfies 0.1 ≤ z ≤ 0.9; and the sum of x, y and z satisfies 4.4 ≤ x+y+z ≤ 5.4). The hydrogen storage alloy includes a bulk region having a CaCu 5 -type crystal structure and a substantially uniform composition and a surface region surrounding said bulk region and having a graded composition. When the sum in percentage of numbers of cobalt (Co) atoms and copper (Cu) atoms present in the surface region is given by a and that in the bulk region by b, the relationship a/b ≥ 1.3 is satisfied.
摘要翻译：贮氢合金，用于碱性蓄电池的使用中，具有CaCu 5型结晶结构，由组成式MmNixCoyMnzM1-z（worin中号darstellt代表选自铝（Al）和铜中选出的至少一种元素（铜）; x是一个镍（Ni）化学计量和SATIS外资企业3.0≤X≤5.2; y是钴（Co）的化学计量和SATIS外资企业0≤ÿ≤1.2; z是锰（Mn）的化学计量和SATIS外资企业0.1≤Z≤0.9; 和的X，Y和z SATIS外资企业总和4.4≤X + Y + Z≤5.4）。储氢合金包括具有CaCu 5型晶体结构和基本均匀的组合物和包围所述体区域的表面区域和具有梯度组成的体区域。当钴的数量的百分比之和（Co）的原子和存在于表面区域铜（Cu）原子被一个给定的和用b在体区域那样，关系A / B 1.3≥满足。

8. 发明公开

EP1030322A1 CAPACITOR 审中-公开
标题翻译： KONDENSATOR
公开(公告)号：EP1030322A1
公开(公告)日：2000-08-23
申请号：EP98947807.8
申请日：1998-10-09
申请人： Sanyo Electric Co., Ltd.
发明人： FUJIMOTO, Masahisa , NOHMA, Toshiyuki , NISHIO, Koji
IPC分类号： H01G4/04
CPC分类号： H01G9/155 , Y02E60/13
摘要： The capacitor of this invention includes a pair of electrodes opposing each other and made from a conductive material having a specific surface area of 960 m 2 /g or more; and a liquid dielectric filled between the pair of electrodes and having conductivity of 1 x 10 -7 Scm -1 or less. The capacitor of this invention has a high energy density.
摘要翻译：本发明的电容器包括一对电极，它们彼此相对并由比表面积为960m 2 / g以上的导电材料制成; 以及填充在该对电极之间并具有1×10 -7 Scm -1以下的导电性的液体电介质。本发明的电容器具有高的能量密度。

9. 发明公开

EP0975036A1 ENCLOSED ALKALI STORAGE BATTERY 失效
标题翻译： CLOSED碱性蓄电池
公开(公告)号：EP0975036A1
公开(公告)日：2000-01-26
申请号：EP98900233.2
申请日：1998-01-12
申请人： SANYO ELECTRIC Co., Ltd.
发明人： YANO, Mutsumi , SUZUKI, Syuichi, Daini-tamiyaryo , TOKUDA, Mitsunori , NOGAMI, Mitsuzou , KIMOTO, Mamoru , FUJITANI, Shin , NISHIO, Koji
IPC分类号： H01M4/52 , H01M4/32 , H01M10/30 , H01M10/34
CPC分类号： H01M4/362 , H01M4/366 , H01M4/50 , H01M4/52 , H01M10/34 , H01M2006/5094
摘要： A sealed alkaline storage battery using, as a positive electrode active material, nickel oxyhydroxide including Mn as a solid-solution element and having a γ ratio of 65 through 100%; a sealed alkaline storage battery using, as a positive electrode active material, nickel oxyhydroxide including as an additive or coated with a rare earth element and/or a rare earth compound in a ratio measured based on the rare earth element of 0.05 through 5 wt%; and a sealed alkaline storage battery including, as a positive electrode active material, nickel oxyhydroxide having a half-width of a peak in a lattice plane (003) in an X-ray diffraction pattern of 0.8° or more. The pressure within the battery is not largely increased for a long period of charge-discharge cycles, and hence, the electrolyte hardly leaks.

10. 发明公开

EP0975033A1 HYDROGEN STORAGE ALLOY POWDER ANE METHOD OF MANUFACTURING THE SAME 失效
标题翻译： VERFAHREN ZU DESSEN HERSTELLUNG的WASSERSTOFFSPEICHERLEGIERUNGSPULVER
公开(公告)号：EP0975033A1
公开(公告)日：2000-01-26
申请号：EP98900758.8
申请日：1998-01-26
申请人： SANYO ELECTRIC Co., Ltd.
发明人： IMOTO, Teruhiko , MATSUURA, Yoshinori , HIGASHIYAMA, Nobuyuki , KIMOTO, Mamoru , NOGAMI, Mitsuzo , YONEZU, Ikuo , NISHIO, Koji
IPC分类号： H01M4/00 , C01B3/00
CPC分类号： C01B3/0078 , B22F2998/00 , C01B3/0031 , H01M4/383 , Y02E60/327 , B22F1/0088
摘要： The invention provides a hydrogen absorbing alloy electrode obtained by the step P1 of preparing a hydrogen absorbing alloy powder containing cobalt and nickel, the step P2 of subjecting the surfaces of the alloy particles to a reduction treatment with high-temperature hydrogen by holding the powder in a high-temperature hydrogen atmosphere under the conditions of temperature, pressure and time sufficient to reduce oxides formed in a surface layer portion of each of the alloy particles, not melting the alloy particles and not permitting the alloy particles to absorb hydrogen, the step P3 of treating the resulting powder with an acid or alkali by immersing the powder in an acid or alkaline aqueous solution, followed by suction filtration, washing with water and drying, and the step P4 of applying the resulting power to an electrically conductive substrate and shaping the substrate in the form of the electrode. The electrode thus provided has higher activity than conventionally.
摘要翻译：本发明提供一种通过制备含有钴和镍的吸氢合金粉末的步骤P1获得的吸氢合金电极，通过将粉末保持在高温氢气中来对合金颗粒的表面进行还原处理的步骤P2 在温度，压力和时间足以减少形成在每个合金颗粒的表层部分中的氧化物的条件下的高温氢气氛，不熔化合金颗粒并且不允许合金颗粒吸收氢，步骤P3 通过将粉末浸渍在酸性或碱性水溶液中，然后抽吸过滤，用水洗涤并干燥，用酸或碱处理所得粉末，以及步骤P4将所得功率施加到导电基底上并使电极形式的衬底。这样提供的电极比以往更高的活性。

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