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公开(公告)号：US08137839B2
公开(公告)日：2012-03-20
申请号：US12063015
申请日：2006-09-14
申请人： Hideaki Ohyama , Kyoko Nakatsuji , Yoshitaka Dansui , Shinichi Orimo , Yuko Nakamori , Hai-Wen Li , Kazutaka Ikeda
发明人： Hideaki Ohyama , Kyoko Nakatsuji , Yoshitaka Dansui , Shinichi Orimo , Yuko Nakamori , Hai-Wen Li , Kazutaka Ikeda
CPC分类号： H01M4/383 , B22F1/0018 , B22F9/04 , B22F2009/041 , B22F2009/043 , B82Y25/00 , B82Y30/00 , C01B3/0057 , C22C1/00 , C22C1/0441 , C22C19/03 , C22C19/058 , C22C28/00 , H01F1/0045 , H01M4/02 , H01M4/385 , H01M4/463 , H01M10/345 , H01M2004/021 , Y02E60/124 , Y02E60/327 , Y02P70/54 , Y10T428/12181
摘要： An electrode alloy powder includes a hydrogen storage alloy and magnetic material clusters. The hydrogen storage alloy contains 20 to 70 wt % of Ni. The magnetic material clusters contain metal nickel, and have an average cluster size of 8 to 10 nm. A method for producing the electrode alloy powder includes an activation step of allowing a raw material powder including a hydrogen storage alloy to be in contact with an aqueous solution containing A wt % of sodium hydroxide and held at 100° C. or greater for B minutes. A and B satisfy 2410≦A×B≦2800.
摘要翻译： 电极合金粉末包括储氢合金和磁性材料簇。 储氢合金含有20〜70重量％的Ni。 磁性材料簇含有金属镍，平均簇尺寸为8〜10nm。 电极合金粉末的制造方法包括使包含储氢合金的原料粉末与含有A重量％的氢氧化钠的水溶液接触并保持在100℃以上B分钟的活化工序 。 A和B满足2410＆nlE; A×B＆nlE; 2800。
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2.发明授权公开(公告)号：US08202650B2
公开(公告)日：2012-06-19
申请号：US12518607
申请日：2008-02-20
IPC分类号： H01M4/58
CPC分类号： C22C19/00 , B22F2009/041 , B22F2998/10 , C22C9/02 , H01M4/383 , H01M10/26 , H01M10/345 , H01M2300/0014 , B22F9/04 , B22F1/0059 , B22F1/02
摘要： A negative electrode material for a nickel-metal hydride battery containing a hydrogen-absorbing alloy represented by a general formula: Mm1-aT1aNixAlyMnzCobT2c, in which: Mm is at least one of light rare earth elements; T1 is at least one selected from the group consisting of Mg, Ca, Sr and Ba; T2 is at least one selected from the group consisting of Sn, Cu and Fe; and 0.015≦a≦0.5, 2.5≦x≦4.5, 0.05≦y+z≦2, 0≦b≦0.6, 0≦c≦0.6 and 5.6≦x+y+z+b+c≦6 are satisfied.
摘要翻译： 一种含有由以下通式表示的吸氢合金的镍氢电池用负极材料：Mm1-aT1aNixAlyMnzCobT2c，其中：Mm为轻稀土元素中的至少一种; T1是选自Mg，Ca，Sr和Ba中的至少一种; T2是选自Sn，Cu和Fe中的至少一种; 和0.015＆nlE; x + y + z + b + c＆nlE; 6,0和nlE; x + 满意
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3.发明申请公开(公告)号：US20100028774A1
公开(公告)日：2010-02-04
申请号：US12518607
申请日：2008-02-20
CPC分类号： C22C19/00 , B22F2009/041 , B22F2998/10 , C22C9/02 , H01M4/383 , H01M10/26 , H01M10/345 , H01M2300/0014 , B22F9/04 , B22F1/0059 , B22F1/02
摘要： A negative electrode material for a nickel-metal hydride battery containing a hydrogen-absorbing alloy represented by a general formula: Mm1-aT1aNixAlyMnzCobT2c, in which: Mm is at least one of light rare earth elements; T1 is at least one selected from the group consisting of Mg, Ca, Sr and Ba; T2 is at least one selected from the group consisting of Sn, Cu and Fe; and 0.015≦a≦0.5, 2.5≦x≦4.5, 0.05≦y+z≦2, 0≦b≦0.6, 0≦c≦0.6 and 5.6≦x+y+z+b+c≦6 are satisfied.
摘要翻译： 一种含有由以下通式表示的吸氢合金的镍氢电池用负极材料：Mm1-aT1aNixAlyMnzCobT2c，其中：Mm为轻稀土元素中的至少一种; T1是选自Mg，Ca，Sr和Ba中的至少一种; T2是选自Sn，Cu和Fe中的至少一种; 和0.015 <= a <= 0.5,2.5 <= x <= 4.5,0.05 <= y + z <= 2,0 <= b <= 0.6,0 <= c <= 0.6和5.6 <= x + y + z + b + c <= 6。
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4.发明授权公开(公告)号：US08318349B2
公开(公告)日：2012-11-27
申请号：US12518471
申请日：2008-08-29
CPC分类号： H01M10/345 , C22C19/03 , H01M4/242 , H01M4/383 , Y02E60/124
摘要： A negative electrode active material for a nickel-metal hydride battery of the present invention includes a hydrogen storage alloy, the hydrogen storage alloy containing La, Mg, Ni, Co, Al, and element M. The molar ratio y of Ni to the total of La and Mg is 2≦y≦3, the molar ratio z of Co to the total of La and Mg is 0.25≦z≦0.75, the molar ratio α of Al to the total of La and Mg is 0.01≦α≦0.05, and the molar ratio x of Mg to the total of La and Mg is 0.01≦x≦0.5. Element M represents at least one selected from the group consisting of Y and Sn, and the content of element M in the hydrogen storage alloy is 0.4 wt % or less.
摘要翻译： 本发明的镍氢电池用负极活性物质包括储氢合金，含有La，Mg，Ni，Co，Al和元素M的储氢合金.Ni与总量的摩尔比y 的La和Mg的摩尔比α为2＆nlE; y＆nlE; 3，Co与La和Mg的总量的摩尔比z为0.25＆nlE; z＆nlE; 0.75，Al与La和Mg的总量的摩尔比α为0.01＆nlE;α＆nlE ; 0.05，Mg与La和Mg总量的摩尔比x为0.01＆nlE; x＆nlE; 0.5。 元素M表示选自Y和Sn中的至少一种，并且储氢合金中元素M的含量为0.4重量％以下。
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公开(公告)号：US20100221608A1
公开(公告)日：2010-09-02
申请号：US12063015
申请日：2006-09-14
申请人： Hideaki Ohyama , Kyoko Nakatsuji , Yoshitaka Dansui , Shinichi Orimo , Yuko Nakamori , Hai-Wen Li , Kazutaka Ikeda
发明人： Hideaki Ohyama , Kyoko Nakatsuji , Yoshitaka Dansui , Shinichi Orimo , Yuko Nakamori , Hai-Wen Li , Kazutaka Ikeda
CPC分类号： H01M4/383 , B22F1/0018 , B22F9/04 , B22F2009/041 , B22F2009/043 , B82Y25/00 , B82Y30/00 , C01B3/0057 , C22C1/00 , C22C1/0441 , C22C19/03 , C22C19/058 , C22C28/00 , H01F1/0045 , H01M4/02 , H01M4/385 , H01M4/463 , H01M10/345 , H01M2004/021 , Y02E60/124 , Y02E60/327 , Y02P70/54 , Y10T428/12181
摘要： An electrode alloy powder includes a hydrogen storage alloy and magnetic material clusters. The hydrogen storage alloy contains 20 to 70 wt % of Ni. The magnetic material clusters contain metal nickel, and have an average cluster size of 8 to 10 nm. A method for producing the electrode alloy powder includes an activation step of allowing a raw material powder including a hydrogen storage alloy to be in contact with an aqueous solution containing A wt % of sodium hydroxide and held at 100° C. or greater for B minutes. A and B satisfy 2410≦A×B≦2800.
摘要翻译： 电极合金粉末包括储氢合金和磁性材料簇。 储氢合金含有20〜70重量％的Ni。 磁性材料簇含有金属镍，平均簇尺寸为8〜10nm。 电极合金粉末的制造方法包括使包含储氢合金的原料粉末与含有A重量％的氢氧化钠的水溶液接触并保持在100℃以上B分钟的活化工序 。 A和B满足2410＆nlE; A×B＆nlE; 2800。
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6.发明申请HYDROGEN ABSORBING ALLOY PARTICLES, ALLOY POWDER FOR ELECTRODE, AND ALKALINE STORAGE BATTERY 审中-公开氢吸收合金颗粒，电极用合金粉及碱性储存电池公开(公告)号：US20130136983A1
公开(公告)日：2013-05-30
申请号：US13813808
申请日：2011-09-26
IPC分类号： H01M4/38
CPC分类号： H01M4/383 , C01B3/0031 , C22C1/0433 , C22C19/03 , C22C19/058 , C22C28/00 , C22C2202/02 , C22F1/10 , H01M10/345 , Y02E60/124 , Y02E60/327
摘要： Disclosed is a hydrogen absorbing alloy particles including a matrix phase and a plurality of segregation phases, the matrix phase including an alloy having a CaCu5 type crystal structure, the alloy including nickel (Ni) and 1 to 5 mass % of cobalt (Co); and the segregation phases including a magnetic material mainly composed of Ni and having an average particle diameter of 1 to 5 nm. A content of the segregation phases is preferably 0.05 to 0.5 mass %. Also, each of the segregation phases is preferably formed of a cluster of minute particles of the magnetic material.
摘要翻译： 公开了包含基体相和多个偏析相的吸氢合金粒子，所述基体相包括具有CaCu 5型晶体结构的合金，包含镍（Ni）和1〜5质量％的钴（Co）的合金; 偏析相包括主要由Ni构成的平均粒径为1〜5nm的磁性材料。 分离相的含量优选为0.05〜0.5质量％。 此外，每个偏析相优选由磁性材料的微小颗粒簇形成。
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7.发明申请公开(公告)号：US20110033748A1
公开(公告)日：2011-02-10
申请号：US12673903
申请日：2009-04-30
申请人： Kyoko Nakatsuji , Hideaki Ohyama
发明人： Kyoko Nakatsuji , Hideaki Ohyama
CPC分类号： H01M4/242 , B22F1/0088 , C22C1/0408 , C22C1/0433 , C22C19/03 , C22C23/00 , C22C2202/02 , C22C2202/04 , H01M4/383 , H01M10/345 , Y02E60/124
摘要： Provided is a hydrogen occluding alloy powder having an ideally activated surface state where oxide and hydroxide precipitated on the surface of said powder have been removed quickly with a simple means. The method for surface treating a hydrogen occluding alloy powder involves agitating a hydrogen occluding alloy powder containing Ni and Mg with an Ni content from 35 to 60 wt % in a lithium hydroxide aqueous solution (first process). Then the hydrogen occluding alloy powder is agitated in an alkali metal hydroxide aqueous solution containing at least either one of sodium hydroxide and potassium hydroxide (second process).
摘要翻译： 提供了具有理想的活化表面状态的氢吸留合金粉末，其中以简单的方法快速去除了在所述粉末的表面上沉淀的氧化物和氢氧化物。 含氢合金粉末的表面处理方法包括在氢氧化锂水溶液中搅拌含有Ni含量为35〜60重量％的Ni和Mg的吸氢合金粉末（第一工序）。 然后在含有氢氧化钠和氢氧化钾中的至少一种的碱金属氢氧化物水溶液中搅拌吸氢合金粉末（第二工序）。
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8.发明申请NEGATIVE ELECTRODE ACTIVE MATERIAL FOR NICKEL-METAL HYDRIDE BATTERY AND NICKEL-METAL HYDRIDE BATTERY USING THE SAME, AND METHOD FOR TREATING NEGATIVE ELECTRODE ACTIVE MATERIAL FOR NICKEL-METAL HYDRIDE BATTERY 有权用于镍 - 镍氢电池的镍电极活性材料和使用该电池的镍 - 镍氢电池，以及用于处理镍 - 镍氢电池的负极电极活性材料的方法公开(公告)号：US20100009259A1
公开(公告)日：2010-01-14
申请号：US12518471
申请日：2008-08-29
CPC分类号： H01M10/345 , C22C19/03 , H01M4/242 , H01M4/383 , Y02E60/124
摘要： A negative electrode active material for a nickel-metal hydride battery of the present invention includes a hydrogen storage alloy, the hydrogen storage alloy containing La, Mg, Ni, Co, Al, and element M. The molar ratio y of Ni to the total of La and Mg is 2≦y≦3, the molar ratio z of Co to the total of La and Mg is 0.25≦z≦0.75, the molar ratio α of Al to the total of La and Mg is 0.01≦α≦0.05, and the molar ratio x of Mg to the total of La and Mg is 0.01≦x≦0.5. Element M represents at least one selected from the group consisting of Y and Sn, and the content of element M in the hydrogen storage alloy is 0.4 wt % or less.
摘要翻译： 本发明的镍氢电池用负极活性物质包括储氢合金，含有La，Mg，Ni，Co，Al和元素M的储氢合金.Ni与总量的摩尔比y 的La和Mg为2 <= y <= 3，Co与La和Mg的总量的摩尔比z z为0.25≤z≤0.75，Al与La和Mg的总量的摩尔比α为0.01 α=α<0.05，Mg与La和Mg总量的摩尔比x为0.01≤x≤0.5。 元素M表示选自Y和Sn中的至少一种，并且储氢合金中元素M的含量为0.4重量％以下。
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