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1. 发明专利

JP2002180174A Mg-TYPE HYDROGEN STORAGE ALLOY HAVING HIGH STORAGE CAPACITY 失效
公开(公告)号：JP2002180174A
公开(公告)日：2002-06-26
申请号：JP2000380444
申请日：2000-12-14
申请人： JAPAN METALS & CHEM CO LTD
发明人： OSAWA MASAHITO , TOMIOKA HIDENORI , TERASHITA NAOKATSU , HAYAMIZU NOBORU , KADOKAKE SHIGERU
IPC分类号： C01B3/00 , C22C23/00
摘要： PROBLEM TO BE SOLVED: To provide a hydrogen storage alloy having high storage capacity and high reactivity and capable of occluding and releasing large amounts of hydrogen in a short time. SOLUTION: The Mg-type hydrogen storage alloy with high hydrogen storage capacity has >3.6 mass% hydrogen storage capacity and also has a composition represented by the general formula: Mg1-x-yNixMy (wherein, 0.01

2. 发明专利

JP2001313052A INITIAL ACTIVATION METHOD OF HYDROGEN STORAGE ALLOY 失效
公开(公告)号：JP2001313052A
公开(公告)日：2001-11-09
申请号：JP2000130578
申请日：2000-04-28
申请人： JAPAN METALS & CHEM CO LTD
发明人： UCHIDA KOJI , TERASHITA NAOKATSU , TAKAHASHI MASASHI , TAKAHASHI SEIJI
IPC分类号： F17C11/00 , B22F1/00 , C01B3/00 , C22C1/00 , H01M4/38 , H01M8/04
摘要： PROBLEM TO BE SOLVED: To provide an initial activation method of hydrogen storage alloy, which enables giving a stable activation process in a short time. SOLUTION: For initial activating of the hydrogen storage alloy, the inside of a container storing hydrogen storage alloy is vacuum pumped, then hydrogen is introduced into the container as it is heated to a temperature from 40 deg.C to 95 deg.C.

3. 发明专利

JP2007291474A Hydrogen storage alloy and nickel-hydride secondary battery 审中-公开
标题翻译：氢储存合金和镍氢二次电池
公开(公告)号：JP2007291474A
公开(公告)日：2007-11-08
申请号：JP2006122955
申请日：2006-04-27
申请人： Japan Metals & Chem Co Ltd , 日本重化学工業株式会社
发明人： OSAWA MASAHITO , ITO NOBUO , TERASHITA NAOKATSU , TAKAHASHI SEIJI , TSUNOKAKE SHIGERU
IPC分类号： C22C19/00 , H01M4/38
CPC分类号： Y02E60/12
摘要： PROBLEM TO BE SOLVED: To provide a hydrogen storage alloy having large hydrogen storage capacity and the long life, and to provide a nickel-hydride secondary battery using the hydrogen storage alloy.
SOLUTION: The hydrogen storage alloy has a component composition expressed by the formula (1), (R
1-x Mg
x )(Ni
1-y M
y )
z , wherein (R) represents La, Ce, Pr and Nd or a mixture thereof; (M) represents Co, Mn, Al, Cu, Fe, Zn, Si, Sn, B, C and Zr or a mixture thereof; and (x), (y) and (z) represent x of 0.05 to 0.30, y of 0 to 0.3 and z of 3.0 to 4.0 respectively: and includes a phase formed of crystal structures of a PuNi
3 type, a Ce
2 Ni
7 type and a Pr
5 Co
19 type so as to occupy 90 vol.% or higher in total.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：解决的问题：提供具有大的储氢能力和长寿命的储氢合金，并提供使用该储氢合金的镍氢二次电池。解吸方法：储氢合金具有由式（1）表示的成分组成，（R SB 1-x Mg x ）（Ni < 其中（R）表示La，Ce，Pr和Nd或它们的混合物;其中（R）表示La，Ce，Pr和Nd。（M）表示Co，Mn，Al，Cu，Fe，Zn，Si，Sn，B，C和Zr或其混合物; 和（x），（y）和（z）分别表示x为0.05〜0.30，y为0〜0.3，z分别为3.0〜4.0，包含由PuNi 3 SB / >类型，Ce 2 Ni 7 型和Pr 5 Co 19 型，以便占据90体积。％或更高。版权所有（C）2008，JPO＆INPIT

4. 发明专利

JP2002105562A HYDROGEN STORAGE ALLOY 失效
公开(公告)号：JP2002105562A
公开(公告)日：2002-04-10
申请号：JP2000297007
申请日：2000-09-28
申请人： JAPAN METALS & CHEM CO LTD
发明人： TERASHITA NAOKATSU , TAKAHASHI SEIJI , SASAI KOUJI
IPC分类号： C22C19/00
摘要： PROBLEM TO BE SOLVED: To produce a lightweight and inexpensive multicomponent based AB2 type hydrogen storage alloy capable of dissociating and discharging hydrogen at

5. 发明专利

JP2007056309A Hydrogen storage alloy, its manufacturing method and nickel hydrogen secondary battery 有权
标题翻译：氢储存合金及其制造方法和镍氢二次电池
公开(公告)号：JP2007056309A
公开(公告)日：2007-03-08
申请号：JP2005242741
申请日：2005-08-24
申请人： Japan Metals & Chem Co Ltd , 日本重化学工業株式会社
发明人： TERASHITA NAOKATSU , ITO NOBUO , OSAWA MASAHITO , TAKAHASHI SEIJI , TSUNOKAKE SHIGERU , HAMURA KIYOTAKA
IPC分类号： C22C19/00 , C22C1/00 , H01M4/38
CPC分类号： Y02E60/12
摘要： PROBLEM TO BE SOLVED: To provide a hydrogen storage alloy by which, even in the case where Co content is decreased, pulverization can be suppressed and battery life can be prolonged while securing high electric-discharge capacity and also high rate discharge characteristics can be obtained, to provide its manufacturing method and also to provide a nickel hydrogen secondary battery using the hydrogen storage alloy.
SOLUTION: The hydrogen storage alloy is composed of a main phase having CaCu
5 type crystal structure and a secondary phase in which Mg is concentrated. In the hydrogen storage alloy, La constituting a Ca site of the main phase is contained in an amount of 1.5 to
摘要翻译：解决问题：提供一种储氢合金，即使在Co含量降低的情况下，也可以确保高的放电容量和高的放电特性，可以抑制粉碎并延长电池寿命可以提供其制造方法，并且还提供使用该储氢合金的镍氢二次电池。解决方案：储氢合金由具有CaCu 5 型晶体结构的主相和Mg浓缩的二相组成。在储氢合金中，合金中含有构成主相的Ca部位的La的含量为1.5〜24质量％，含有0.01〜1质量％的Mg。优选构成主相的Cu部位的Co的含量<5质量％。版权所有（C）2007，JPO＆INPIT

6. 发明专利

JP2002097535A HYDROGEN ABSORBING ALLOY 失效
公开(公告)号：JP2002097535A
公开(公告)日：2002-04-02
申请号：JP2000282131
申请日：2000-09-18
申请人： SUMITOMO METAL IND , JAPAN METALS & CHEM CO LTD
发明人： NAKAHATA TAKUJI , MAEDA HISASHI , YONEMURA MITSUHARU , TERASHITA NAOKATSU , TAKAHASHI SEIJI , SASAI KOUJI
IPC分类号： C22C19/00 , H01M8/04
摘要： PROBLEM TO BE SOLVED: To provide a cheap and light hydrogen absorbing alloy with a high, effective hydrogen-absorbing capacity V of 0.6 mass% or more, which absorbs and desorbs hydrogen promptly, and does not deteriorate even by repetitive uses. SOLUTION: The hydrogen absorbing alloy with an effective hydrogen absorbing quantity of 0.6 mass% or more comprises having a composition expressed by the following general formula (1) or (2), and enabling the alloy to absorb hydrogen under a condition at 0-50 deg.C and at a hydrogen pressure of 0.5-1.1 MPa, and to release hydrogen under a condition between 60 deg.C and a boiling point of water and at a hydrogen pressure of 0.01-0.3 MPa; Ca1-xMgxNiz (1) wherein, 0.60

7. 发明专利

JPH11269572A PRODUCTION OF AMORPHOUS MAGNESIUM-NICKEL BASE HYDROGEN STORAGE ALLOY 失效
公开(公告)号：JPH11269572A
公开(公告)日：1999-10-05
申请号：JP7611498
申请日：1998-03-24
申请人： JAPAN METALS & CHEM CO LTD
发明人： TERASHITA NAOKATSU , TAKAHASHI MASASHI , KOBAYASHI KENICHI , SASAI KOUJI
IPC分类号： C22C1/04 , B22F1/00 , C22C1/00 , C22C19/00 , C22C23/00 , C22C45/00
摘要： PROBLEM TO BE SOLVED: To simply obtain in a short time an alloy, into which hydrogen can absorbed in a short time and in which hydrogen discharging temp. is low by mixing and melting third elements such as Mg, Ni and Al in specified ratios, executing a mechanical alloying treatment to the obtd. alloy to obtain amorphism. SOLUTION: A mixture represented by a general formula Mgx NiMy composed of Mg, Ni and element M (wherein, M is one or more elements among B, Al, Si, Ca, Ti, V, Cr, Mn, Fe, Co, Cu, Zn, Sr, Y, Zr, Nb, Mo, Pd, Ag, Sn, Ba, Hf, Ta, La, Ce, Pr, Nd and Sm, 0.5

8. 发明专利

JP2012067357A Hydrogen storage alloy, and nickel hydrogen secondary battery 有权
标题翻译：氢储存合金和镍氢二次电池
公开(公告)号：JP2012067357A
公开(公告)日：2012-04-05
申请号：JP2010213182
申请日：2010-09-24
申请人： Japan Metals & Chem Co Ltd , 日本重化学工業株式会社
发明人： TERASHITA NAOKATSU , OSAWA MASAHITO , KUDO KATSUYUKI , SOMA YUKI , TSUNOKAKE SHIGERU
IPC分类号： C22C19/00 , B22F1/00 , C22F1/00 , C22F1/10 , H01M4/38 , H01M10/30
CPC分类号： Y02E60/124
摘要： PROBLEM TO BE SOLVED: To provide a hydrogen storage alloy for a nickel hydrogen secondary battery having high capacity, excellent cycle characteristics and high discharge characteristics.SOLUTION: The hydrogen storage alloy includes a metal structure which has a composition (atomic ratio) represented by (REMg)(NiAlM)(wherein RE is La, Ce, Pr, Nd, Sm, Gd, Zr or a mixture thereof, M is Co, Mn or a mixture thereof, a, b, c and x respectively satisfy the relationships: 0.06
摘要翻译：要解决的问题：提供具有高容量，优异的循环特性和高放电特性的镍氢二次电池用储氢合金。解吸方案：储氢合金包括具有由（RE 1-a Mg ）（Ni 1-bc M c ）其中，RE为La，Ce，Pr，Nd，Sm，Gd，Zr或其混合物，M为Co，Mn或其混合物，a，b， c和x分别满足关系：0.06 2 B 7 相位，A 5 B 19 2 相， > 2 组合物在AB 2 相的界面对齐的状态下以共同生长结构的形式沉淀为≤20体积％垂直于晶体结构C轴的方向主要阶段版权所有（C）2012，JPO＆INPIT

9. 发明专利

JP2002327230A MAGNESIUM-BASED HYDROGEN ABSORBING ALLOY 失效
公开(公告)号：JP2002327230A
公开(公告)日：2002-11-15
申请号：JP2001128555
申请日：2001-04-26
申请人： JAPAN METALS & CHEM CO LTD
发明人： OSAWA MASAHITO , TOMIOKA HIDENORI , TERASHITA NAOKATSU , HAYAMIZU NOBORU , TSUNOKAKE SHIGERU
IPC分类号： C22C23/00 , C22C23/02 , C22C23/06 , H01M4/38
摘要： PROBLEM TO BE SOLVED: To provide a magnesium-based hydrogen absorbing alloy which can easily absorb and desorb a large quantity of hydrogen under a practical condition (low temperature and low pressure). SOLUTION: This alloy comprises metal magnesium and intermetallic compounds containing magnesium (Mgx My ), of which the magnesium content is 60 mass% or more in total, and has precipitated phase of the intermetallic compounds containing magnesium, of which primary crystals are precipitated, in the solidified structure. The alloying element which composes the intermetallic compounds containing magnesium is preferably at least one hydrogen absorbing element selected among Al, Si, Ca, Co, Ni, Cu, Sr, Y, Pd, Sn, Ba, or Ln, and is preferably early-activated under a condition of 300 deg.C or lower and of a hydrogen pressure of 3 MPa or lower.

10. 发明专利

JP2001313049A HYDROGEN SUPPLY DEVICE FOR FUEL CELL 失效
公开(公告)号：JP2001313049A
公开(公告)日：2001-11-09
申请号：JP2000130517
申请日：2000-04-28
申请人： JAPAN METALS & CHEM CO LTD , HONDA MOTOR CO LTD
发明人： TAKAHASHI MASASHI , TERASHITA NAOKATSU , TAKAHASHI SEIJI , NUITANI YOSHIO , SHIMADA TAKEAKI
IPC分类号： F17C11/00 , H01M8/04
摘要： PROBLEM TO BE SOLVED: To provide a hydrogen supply device for fuel cell enabled to constantly supply the hydrogen generated by reforming a hydrogen containing raw material to a fuel cell with stability when the hydrogen supply from a reforming device is insufficient at the time of fuel cell starting or high load or the like. SOLUTION: For the hydrogen supply device for fuel cell which comprises a reforming device, an occlusion tank (A) with a hydrogen storage alloy, and a storage tank (B) with a hydrogen storage alloy, (1) a hydrogen storage alloy with a plating of platinum group metal or an alloy of the same is housed in the storage tank (A), or (2) an impurity gas remover housing deoxidizer is installed between the reforming device and the storage tank (A).

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