JP4663275B2 - アルカリ蓄電池用水素吸蔵合金及びアルカリ蓄電池 - Google Patents
アルカリ蓄電池用水素吸蔵合金及びアルカリ蓄電池 Download PDFInfo
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- JP4663275B2 JP4663275B2 JP2004234666A JP2004234666A JP4663275B2 JP 4663275 B2 JP4663275 B2 JP 4663275B2 JP 2004234666 A JP2004234666 A JP 2004234666A JP 2004234666 A JP2004234666 A JP 2004234666A JP 4663275 B2 JP4663275 B2 JP 4663275B2
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- Prior art keywords
- hydrogen storage
- alkaline
- storage battery
- storage alloy
- alkaline storage
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- 238000003860 storage Methods 0.000 title claims description 182
- 239000001257 hydrogen Substances 0.000 title claims description 104
- 229910052739 hydrogen Inorganic materials 0.000 title claims description 104
- 229910045601 alloy Inorganic materials 0.000 title claims description 103
- 239000000956 alloy Substances 0.000 title claims description 103
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims description 100
- 239000011777 magnesium Substances 0.000 claims description 31
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 31
- 239000002245 particle Substances 0.000 claims description 23
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 16
- 239000001301 oxygen Substances 0.000 claims description 16
- 229910052760 oxygen Inorganic materials 0.000 claims description 16
- 229910052759 nickel Inorganic materials 0.000 claims description 15
- 229910052749 magnesium Inorganic materials 0.000 claims description 14
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 13
- 239000002344 surface layer Substances 0.000 claims description 13
- 239000013078 crystal Substances 0.000 claims description 9
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 8
- 239000003792 electrolyte Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- 229910004247 CaCu Inorganic materials 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 230000000052 comparative effect Effects 0.000 description 22
- 239000000843 powder Substances 0.000 description 15
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 229910004298 SiO 2 Inorganic materials 0.000 description 6
- 230000004913 activation Effects 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 6
- -1 and classified Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 238000005530 etching Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- BFDHFSHZJLFAMC-UHFFFAOYSA-L nickel(ii) hydroxide Chemical compound [OH-].[OH-].[Ni+2] BFDHFSHZJLFAMC-UHFFFAOYSA-L 0.000 description 4
- 229910021503 Cobalt(II) hydroxide Inorganic materials 0.000 description 3
- ASKVAEGIVYSGNY-UHFFFAOYSA-L cobalt(ii) hydroxide Chemical compound [OH-].[OH-].[Co+2] ASKVAEGIVYSGNY-UHFFFAOYSA-L 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 239000012670 alkaline solution Substances 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N argon Substances [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 229910052746 lanthanum Inorganic materials 0.000 description 2
- 239000000347 magnesium hydroxide Substances 0.000 description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000007774 positive electrode material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- 229910020191 CeNi Inorganic materials 0.000 description 1
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910000428 cobalt oxide Inorganic materials 0.000 description 1
- 229940044175 cobalt sulfate Drugs 0.000 description 1
- 229910000361 cobalt sulfate Inorganic materials 0.000 description 1
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 description 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 1
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910001068 laves phase Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/34—Gastight accumulators
- H01M10/345—Gastight metal hydride accumulators
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/0005—Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes
- C01B3/001—Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes characterised by the uptaking medium; Treatment thereof
- C01B3/0031—Intermetallic compounds; Metal alloys; Treatment thereof
- C01B3/0047—Intermetallic compounds; Metal alloys; Treatment thereof containing a rare earth metal; Treatment thereof
- C01B3/0057—Intermetallic compounds; Metal alloys; Treatment thereof containing a rare earth metal; Treatment thereof also containing nickel
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/24—Electrodes for alkaline accumulators
- H01M4/242—Hydrogen storage electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/24—Electrodes for alkaline accumulators
- H01M4/26—Processes of manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
- H01M4/383—Hydrogen absorbing alloys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/027—Negative electrodes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Electrochemistry (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Environmental & Geological Engineering (AREA)
- Combustion & Propulsion (AREA)
- Inorganic Chemistry (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Description
アルカリ蓄電池用水素吸蔵合金A〜Eを製造するにあたっては、希土類元素のLa,Pr及びNdと、Mgと、Niと、Alとを適当な割合で配合し、これらを溶融炉で溶融させた後、アルゴン雰囲気中において1000℃で10時間加熱させ、これを冷却させて水素吸蔵合金のインゴットを作製した。なお、この合金組成をICPにより分析した結果、La0.17Pr0.34Nd0.34Mg0.17Ni3.1Al0.2の合金組成になっていた。
実施例1〜3及び比較例1,2のアルカリ蓄電池を作製するにあたり、負極における水素吸蔵合金として、実施例1では上記のアルカリ蓄電池用水素吸蔵合金Aを、実施例2では上記のアルカリ蓄電池用水素吸蔵合金Bを、実施例3では上記のアルカリ蓄電池用水素吸蔵合金Cを、比較例1では上記のアルカリ蓄電池用水素吸蔵合金Dを、比較例2では上記のアルカリ蓄電池用水素吸蔵合金Eを用いるようにした。
2 負極
3 セパレータ
4 電池缶
5 正極リード
6 正極蓋
7 負極リード
8 絶縁パッキン
9 正極外部端子
10 コイルスプリング
Claims (3)
- アルカリ蓄電池の負極に用いるアルカリ蓄電池用水素吸蔵合金であって、一般式Ln 1-x Mg x Ni y-a Al a (式中、Lnは希土類元素であり、0.15≦x≦0.19、3≦y≦3.5、0<a≦0.3である。)の組成式で示される水素吸蔵合金粒子の表面に酸素濃度が10重量%以上の表面層が形成され、この表面層におけるマグネシウム濃度が、酸素濃度が10重量%未満になった中心部におけるマグネシウム濃度の3.0〜7.5倍になっていることを特徴とするアルカリ蓄電池用水素吸蔵合金。
- 請求項1に記載したアルカリ蓄電池用水素吸蔵合金において、上記の希土類元素とマグネシウムとニッケルとアルミニウムとを含む水素吸蔵合金粒子は、CaCu5型以外の結晶構造を有することを特徴とするアルカリ蓄電池用水素吸蔵合金。
- 正極と、水素吸蔵合金を用いた負極と、アルカリ電解液とを備えたアルカリ蓄電池において、負極の水素吸蔵合金として、請求項1又は請求項2に記載したアルカリ蓄電池用水素吸蔵合金を用いたことを特徴とするアルカリ蓄電池。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004234666A JP4663275B2 (ja) | 2003-09-12 | 2004-08-11 | アルカリ蓄電池用水素吸蔵合金及びアルカリ蓄電池 |
US10/937,786 US20050056349A1 (en) | 2003-09-12 | 2004-09-10 | Hydrogen absorbing alloy for alkaline storage battery, method for manufacturing the same and alkaline storage battery |
CNB2004100752565A CN100433419C (zh) | 2003-09-12 | 2004-09-13 | 碱性蓄电池用贮氢合金及其制造方法和碱性蓄电池 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003321915 | 2003-09-12 | ||
JP2004234666A JP4663275B2 (ja) | 2003-09-12 | 2004-08-11 | アルカリ蓄電池用水素吸蔵合金及びアルカリ蓄電池 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2005108816A JP2005108816A (ja) | 2005-04-21 |
JP2005108816A5 JP2005108816A5 (ja) | 2009-05-07 |
JP4663275B2 true JP4663275B2 (ja) | 2011-04-06 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2004234666A Expired - Lifetime JP4663275B2 (ja) | 2003-09-12 | 2004-08-11 | アルカリ蓄電池用水素吸蔵合金及びアルカリ蓄電池 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20050056349A1 (ja) |
JP (1) | JP4663275B2 (ja) |
CN (1) | CN100433419C (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5114875B2 (ja) * | 2005-11-16 | 2013-01-09 | パナソニック株式会社 | アルカリ蓄電池、電極用複合材料およびその製造法 |
JP5455297B2 (ja) * | 2007-09-07 | 2014-03-26 | 株式会社Gsユアサ | ニッケル水素蓄電池とその製造方法 |
JP2010050011A (ja) * | 2008-08-25 | 2010-03-04 | Gs Yuasa Corporation | ニッケル水素蓄電池およびその製造方法 |
WO2012081724A1 (ja) * | 2010-12-17 | 2012-06-21 | 株式会社三徳 | 水素吸蔵合金粉末、負極及びニッケル水素二次電池 |
CN102694151A (zh) * | 2012-06-18 | 2012-09-26 | 益阳科力远电池有限责任公司 | 氢镍电池负极极片制作方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11162459A (ja) * | 1997-11-28 | 1999-06-18 | Toshiba Corp | ニッケル水素二次電池 |
JP2000080429A (ja) * | 1998-08-31 | 2000-03-21 | Toshiba Corp | 水素吸蔵合金および二次電池 |
JP2001307721A (ja) * | 2000-04-24 | 2001-11-02 | Toshiba Corp | 水素吸蔵合金電極、アルカリ二次電池、ハイブリッドカー及び電気自動車 |
JP2002105564A (ja) * | 2000-09-29 | 2002-04-10 | Toshiba Corp | 水素吸蔵合金とその製造方法、およびそれを用いたニッケル−水素二次電池 |
JP2002256301A (ja) * | 2000-12-27 | 2002-09-11 | Matsushita Electric Ind Co Ltd | 電極用合金粉末およびその製造法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5962165A (en) * | 1994-07-22 | 1999-10-05 | Kabushiki Kaisha Toshiba | Hydrogen-absorbing alloy, method of surface modification of the alloy, negative electrode for battery and alkaline secondary battery |
US6277519B1 (en) * | 1997-01-27 | 2001-08-21 | Shin-Etsu Chemical Co., Ltd. | Method for making hydrogen storage alloy powder and electrode comprising the alloy powder |
JPH10255775A (ja) * | 1997-03-11 | 1998-09-25 | Sanyo Electric Co Ltd | 水素吸蔵合金電極及びその作製方法 |
DE69839140T2 (de) * | 1997-06-17 | 2008-06-19 | Kabushiki Kaisha Toshiba, Kawasaki | Wasserstoffabsorbierende Legierung |
CN1147946C (zh) * | 1999-04-14 | 2004-04-28 | 松下电器产业株式会社 | 储氢合金电极、含该电极的电池及两者的制备方法 |
JP5142428B2 (ja) * | 2001-06-21 | 2013-02-13 | パナソニック株式会社 | ニッケル水素蓄電池用水素吸蔵合金電極の製造方法 |
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2004
- 2004-08-11 JP JP2004234666A patent/JP4663275B2/ja not_active Expired - Lifetime
- 2004-09-10 US US10/937,786 patent/US20050056349A1/en not_active Abandoned
- 2004-09-13 CN CNB2004100752565A patent/CN100433419C/zh not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11162459A (ja) * | 1997-11-28 | 1999-06-18 | Toshiba Corp | ニッケル水素二次電池 |
JP2000080429A (ja) * | 1998-08-31 | 2000-03-21 | Toshiba Corp | 水素吸蔵合金および二次電池 |
JP2001307721A (ja) * | 2000-04-24 | 2001-11-02 | Toshiba Corp | 水素吸蔵合金電極、アルカリ二次電池、ハイブリッドカー及び電気自動車 |
JP2002105564A (ja) * | 2000-09-29 | 2002-04-10 | Toshiba Corp | 水素吸蔵合金とその製造方法、およびそれを用いたニッケル−水素二次電池 |
JP2002256301A (ja) * | 2000-12-27 | 2002-09-11 | Matsushita Electric Ind Co Ltd | 電極用合金粉末およびその製造法 |
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CN1595685A (zh) | 2005-03-16 |
JP2005108816A (ja) | 2005-04-21 |
CN100433419C (zh) | 2008-11-12 |
US20050056349A1 (en) | 2005-03-17 |
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