JP6545200B2 - 金属水素化物合金 - Google Patents
金属水素化物合金 Download PDFInfo
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- JP6545200B2 JP6545200B2 JP2017001020A JP2017001020A JP6545200B2 JP 6545200 B2 JP6545200 B2 JP 6545200B2 JP 2017001020 A JP2017001020 A JP 2017001020A JP 2017001020 A JP2017001020 A JP 2017001020A JP 6545200 B2 JP6545200 B2 JP 6545200B2
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/24—Electrodes for alkaline accumulators
- H01M4/242—Hydrogen storage electrodes
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- 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
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C16/00—Alloys based on zirconium
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- 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
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
-
- 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
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
- C22C19/058—Alloys based on nickel or cobalt based on nickel with chromium without Mo and W
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/12—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on oxides
-
- 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
- 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
- H01M4/385—Hydrogen absorbing alloys of the type LaNi5
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- 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
-
- 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)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Powder Metallurgy (AREA)
Description
(TiV2−xNix)1−yMy
ここで、xは0.2〜1.0、yは0.0〜0.2、及びM=Al又はZr、
Ti2−xZrxV4−yNiy
ここで、Zrは一部がTiに置換され、xは0.0〜1.5、及びyは0.6〜3.5、
並びに
Ti1−xCrxV2−yNiy
ここで、Crは一部がTiに置換され、xは0.0〜0.75、及びyは0.2〜1.0
である。
(Ti2−xZrxV4−yNiy)1−zCrz
を含む。ここで、xは0.00〜1.5、yは0.6〜3.5、及びzは0.20未満の有効な量である。かかる合金は、化学量論的には80原子パーセントのV−Ti−Zr−Ni部分及び20原子パーセントまでのCrを含むとみなされる。ここで、(Ti+Zr+Cr+随意的改質剤)の(Ni+V+随意的改質剤)に対する比は0.40〜0.67である。かかる合金は、Ti、V、Zr、Ni及びCr成分を超越した添加剤及び改質剤を含み得る。
Claims (17)
- バルク領域及び界面領域を有する水素貯蔵合金材料であって、
前記界面領域には、複数の相互接続触媒チャネルが貫通するように画定され、
前記チャネルの断面寸法は25〜250オングストロームの範囲であり、かつ、その長さは前記断面寸法よりも長く、
前記チャネルは、前記チャネルの内部表面上に画定された複数の触媒サイトを含み、
前記サイトのニッケル濃度は、前記合金の残りにおけるニッケル濃度よりも高く、
前記界面領域における前記チャネルの体積分率は5%を超える水素貯蔵合金材料。 - 前記バルク領域が、ABx(1≦x≦5)型金属水素化物合金材料を含む請求項1の材料。
- 前記バルク領域が、それぞれが、ABx(1≦x≦5)型金属水素化物合金材料である少なくとも2つの異なる相を含む請求項1または2の材料。
- 前記界面領域はマトリクス部分を形成し、
前記マトリクス部分の中には前記触媒チャネル部分同士が離間した関係で配置される請求項1または2の材料。 - 前記材料のマトリクス部分の組成は、前記チャネル部分の組成とは異なる請求項4の材料。
- 前記界面領域は、5〜15オングストロームの平均粒子サイズを有する金属触媒ニッケル及び/又はニッケル合金粒子が、全体にわたって分散されて存在していることを特徴とする請求項1または2の材料。
- 隣接粒子間の近接性は約300オングストロームである請求項6の材料。
- 電気化学的電池におけるアノードとして使用される、Ti、Ni、並びにSi、Mo、Y、Sn及びSbからなる群から選択される1または2以上の改質剤元素を含む水素貯蔵材料であって、
前記電気化学的電池はカソード及び電解質も包含し、
前記水素貯蔵材料は、前記電解質と前記水素貯蔵材料のバルクとの界面を構成する界面酸化物領域を有し、
前記界面酸化物領域には、内部表面を有するチャネルが分散され、
前記界面酸化物領域は、前記チャネルの内部表面上に形成された、ニッケルを含む金属触媒粒子の存在を特徴とし、
前記チャネルの内部表面上の前記金属触媒粒子の少なくともいくつかは、前記チャネルの内部において前記電解質に直接さらされる水素貯蔵材料。 - 前記チャネルは、断面積寸法が25〜150オングストロームであり、かつ、長さ寸法が前記断面積寸法よりも大きい請求項8の水素貯蔵材料。
- 前記ニッケルを含む金属触媒粒子の平均寸法は5〜15オングストロームである請求項8の水素貯蔵材料。
- 前記水素貯蔵材料は、AB2、AB3、AB5又はA2B7からなる群から選択される請求項8の水素貯蔵材料。
- 電気化学的電池におけるアノードとして使用される、Ti、Ni、並びにSi、Mo、Y、Sn及びSbからなる群から選択される1または2以上の改質剤元素を含む水素貯蔵材料であって、
前記電気化学的電池はカソード及び電解質も包含し、
前記水素貯蔵材料は、バルク金属領域及び界面酸化物領域を有し、
前記界面酸化物領域は、前記電解質と前記水素貯蔵材料のバルクとの界面を構成し、
前記界面酸化物領域には、その中を通る複数の触媒チャネルが画定され、
前記触媒チャネルは、断面積寸法が25〜150オングストロームの範囲であり、かつ、長さが前記断面積寸法よりも大きく、
前記触媒チャネルは、前記触媒チャネルの内部表面上に形成されかつ前記内部表面から延びる複数の、ニッケルを含む触媒粒子を含む水素貯蔵材料。 - 前記触媒粒子のニッケル濃度は、前記水素貯蔵材料の残り部分におけるニッケル濃度よりも高い請求項12の水素貯蔵材料。
- 電気化学的電池におけるアノードとして使用される、Ti、Ni、並びにSi、Mo、Y、Sn及びSbからなる群から選択される1または2以上の改質剤元素を含むABx(1≦x≦5)型の金属水素化物材料であって、
前記電気化学的電池はカソード及び電解質も包含し、
前記金属水素化物材料は、バルク金属領域及び界面酸化物領域を有し、
前記界面酸化物領域は、前記電解質と前記金属水素化物材料のバルクとの界面を構成し、
前記界面酸化物領域には、その中を通る複数の触媒チャネルが画定され、
前記触媒チャネルは、断面積寸法が25〜150オングストロームの範囲であり、かつ、長さが前記断面積寸法よりも大きく、
前記触媒チャネルは、前記触媒チャネルの内部表面上に形成されかつ前記内部表面から延びる金属触媒粒子を有する金属水素化物材料。 - 前記界面酸化物領域は、一定濃度で画定された前記触媒チャネルが離間した関係で配置されたマトリクス部分を形成する請求項14の金属水素化物材料。
- 前記金属水素化物材料の前記マトリクス部分の組成は、前記少なくとも一つの触媒チャネル部分の組成とは異なる請求項15の金属水素化物材料。
- ACインピーダンス測定による電荷移動抵抗が、−40℃において50Ω/g以下である請求項8の水素貯蔵材料。
Applications Claiming Priority (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/735,552 US20140194282A1 (en) | 2013-01-07 | 2013-01-07 | Metal hydride alloy with catalytic particles |
US13/735,634 US8877378B2 (en) | 2013-01-07 | 2013-01-07 | Metal hydride alloy with catalyst particles and channels |
US13/735,489 | 2013-01-07 | ||
US13/735,372 US20140193719A1 (en) | 2013-01-07 | 2013-01-07 | Metal hydride alloy with enhanced surface morphology |
US13/735,634 | 2013-01-07 | ||
US13/735,696 | 2013-01-07 | ||
US13/735,282 US20140193722A1 (en) | 2013-01-07 | 2013-01-07 | Metal hydride alloy with improved low-temperature performance |
US13/735,372 | 2013-01-07 | ||
US13/735,552 | 2013-01-07 | ||
US13/735,696 US9350014B2 (en) | 2013-01-07 | 2013-01-07 | Nanoscale nickel-based catalytic material |
US13/735,489 US20140193639A1 (en) | 2013-01-07 | 2013-01-07 | Metal hydride alloy with catalytic channels |
US13/735,282 | 2013-01-07 |
Related Parent Applications (1)
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JP2015551838A Division JP2016510479A (ja) | 2013-01-07 | 2014-01-07 | 金属水素化物合金 |
Publications (2)
Publication Number | Publication Date |
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JP2017135104A JP2017135104A (ja) | 2017-08-03 |
JP6545200B2 true JP6545200B2 (ja) | 2019-07-17 |
Family
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JP2015551838A Pending JP2016510479A (ja) | 2013-01-07 | 2014-01-07 | 金属水素化物合金 |
JP2017001020A Active JP6545200B2 (ja) | 2013-01-07 | 2017-01-06 | 金属水素化物合金 |
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JP2015551838A Pending JP2016510479A (ja) | 2013-01-07 | 2014-01-07 | 金属水素化物合金 |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP2941490A4 (ja) |
JP (2) | JP2016510479A (ja) |
KR (1) | KR20150103714A (ja) |
CN (1) | CN104919069B (ja) |
CA (1) | CA2896611A1 (ja) |
WO (1) | WO2014107732A2 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107208203A (zh) * | 2015-02-11 | 2017-09-26 | 巴斯夫公司 | 储氢合金 |
EP3256615A4 (en) * | 2015-02-11 | 2018-12-05 | BASF Corporation | Hydrogen storage alloys |
US9856544B2 (en) | 2015-02-11 | 2018-01-02 | Basf Corporation | Hydrogen storage alloys |
CN107208201A (zh) * | 2015-02-11 | 2017-09-26 | 巴斯夫公司 | 储氢合金 |
US10109855B2 (en) | 2015-02-11 | 2018-10-23 | Basf Corporation | Hydrogen storage alloys |
CN108247040B (zh) * | 2018-01-10 | 2019-08-20 | 内蒙古科技大学 | 纳米氧化物催化剂包覆储氢合金复合材料及其制备方法 |
CN109545290B (zh) * | 2018-11-22 | 2023-05-05 | 南京航空航天大学 | 一种基于Voronoi分形技术的非晶合金自由体积检测方法 |
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-
2014
- 2014-01-07 CA CA2896611A patent/CA2896611A1/en not_active Abandoned
- 2014-01-07 KR KR1020157020758A patent/KR20150103714A/ko not_active Application Discontinuation
- 2014-01-07 JP JP2015551838A patent/JP2016510479A/ja active Pending
- 2014-01-07 EP EP14735412.0A patent/EP2941490A4/en active Pending
- 2014-01-07 CN CN201480004144.2A patent/CN104919069B/zh active Active
- 2014-01-07 WO PCT/US2014/010519 patent/WO2014107732A2/en active Application Filing
-
2017
- 2017-01-06 JP JP2017001020A patent/JP6545200B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
WO2014107732A3 (en) | 2014-08-28 |
JP2017135104A (ja) | 2017-08-03 |
CN104919069A (zh) | 2015-09-16 |
EP2941490A4 (en) | 2018-03-14 |
KR20150103714A (ko) | 2015-09-11 |
JP2016510479A (ja) | 2016-04-07 |
EP2941490A2 (en) | 2015-11-11 |
CN104919069B (zh) | 2019-05-07 |
CA2896611A1 (en) | 2014-07-10 |
WO2014107732A2 (en) | 2014-07-10 |
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