JP5961709B2 - 正極触媒、及び機器 - Google Patents
正極触媒、及び機器 Download PDFInfo
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- JP5961709B2 JP5961709B2 JP2014559681A JP2014559681A JP5961709B2 JP 5961709 B2 JP5961709 B2 JP 5961709B2 JP 2014559681 A JP2014559681 A JP 2014559681A JP 2014559681 A JP2014559681 A JP 2014559681A JP 5961709 B2 JP5961709 B2 JP 5961709B2
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- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/78—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with alkali- or alkaline earth metals
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
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- C25B1/04—Hydrogen or oxygen by electrolysis of water
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- C—CHEMISTRY; METALLURGY
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- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
- C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
- C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
- C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
- C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
- C25B11/075—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of a single catalytic element or catalytic compound
- C25B11/077—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of a single catalytic element or catalytic compound the compound being a non-noble metal oxide
- C25B11/0773—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of a single catalytic element or catalytic compound the compound being a non-noble metal oxide of the perovskite type
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
- C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
- C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
- C25B11/075—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of a single catalytic element or catalytic compound
- C25B11/081—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of a single catalytic element or catalytic compound the element being a noble metal
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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
- H01M12/00—Hybrid cells; Manufacture thereof
- H01M12/08—Hybrid cells; Manufacture thereof composed of a half-cell of a fuel-cell type and a half-cell of the secondary-cell type
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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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/90—Selection of catalytic material
- H01M4/9016—Oxides, hydroxides or oxygenated metallic salts
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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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/90—Selection of catalytic material
- H01M4/9016—Oxides, hydroxides or oxygenated metallic salts
- H01M4/9025—Oxides specially used in fuel cell operating at high temperature, e.g. SOFC
- H01M4/9033—Complex oxides, optionally doped, of the type M1MeO3, M1 being an alkaline earth metal or a rare earth, Me being a metal, e.g. perovskites
-
- 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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/90—Selection of catalytic material
- H01M4/9041—Metals or 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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/90—Selection of catalytic material
- H01M4/92—Metals of platinum group
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/10—Batteries in stationary systems, e.g. emergency power source in plant
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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
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Inert Electrodes (AREA)
- Catalysts (AREA)
- Hybrid Cells (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Description
正極:4OH− → O2 +2H2O + 4e−
負極:ZnO + H2O + 2e− → Zn + 2OH−
(放電反応)
正極:O2 +2H2O + 4e− → 4OH−
負極:Zn + 2OH− → ZnO + H2O + 2e−
負極:2H2O + 2e− → H2 + 2OH−
(式(2)において、AはLa以外の希土類元素である。BはFe以外の遷移金属である。CはSr以外のアルカリ土類金属である。xは0≦x<1である。yは0≦y<1である。zは0≦z<1である。aは0≦a≦3である。)
(式(2)において、AはLa以外の希土類元素である。BはFe以外の遷移金属である。CはSr以外のアルカリ土類金属である。xは0≦x<1である。yは0≦y<1である。zは0≦z<1である。aは0≦a≦3である。)
正極:4OH− → O2 +2H2O + 4e−
負極:ZnO + H2O + 2e− → Zn + 2OH−
(放電反応)
正極:O2 +2H2O + 4e− → 4OH−
負極:Zn + 2OH− → ZnO + H2O + 2e−
負極:2H2O + 2e− → H2 + 2OH−
以下、金属−空気二次電池やアルカリ形水電解装置のモデルセルとして図4に示す構造のモデルセルを製造した。
正極触媒として、ペロブスカイト酸化物であるLaNiO3を用いた以外は実施例1と同じ構成としてモデルセルを製造した。実施例1と同様に充放電反応のモデル実験を行ったところ、正極電位を基準電位として、10mA/cm2時の充電の分極は0.195Vで、10mA/cm2時の放電の分極は0.355Vであった。
2:正極
2a:正極触媒層
2b:ガス拡散層
3:負極
5:ガス流路
6、7:集電体
11:電解槽
12:正極
13:負極
14:電解液
Claims (5)
- 正極と負極とを備え、正極側で下式(1)で表される反応が行われる機器の、前記正極に用いられる正極触媒であって、層状金属酸化物を含有し、
4OH− → O2 + 2H2O + 4e− ・・・(1)
前記層状金属酸化物が、下式(2)で表されるRuddlesden−Popper型層状ペロブスカイトであることを特徴とする正極触媒。
(La1−xAx)(Fe1−yBy)3(Sr1−zCz)3O10−a
・・・(2)
(式(2)において、AはLa以外の希土類元素である。BはFe以外の遷移金属である。CはSr以外のアルカリ土類金属である。xは0≦x<1である。yは0≦y<1である。zは0≦z<1である。aは0≦a≦3である。) - 前記機器が、金属−空気二次電池又はアルカリ形水電解装置である請求項1記載の正極触媒。
- 正極と負極とを備え、正極側で下式(1)で表される反応が行われる機器であって、前記正極が、層状金属酸化物を含有する正極触媒を用いて形成され、
4OH− → O2 + 2H2O + 4e− ・・・(1)
前記層状金属酸化物が、下式(2)で表されるRuddlesden−Popper型層状ペロブスカイトであることを特徴とする機器。
(La1−xAx)(Fe1−yBy)3(Sr1−zCz)3O10−a
・・・(2)
(式(2)において、AはLa以外の希土類元素である。BはFe以外の遷移金属である。CはSr以外のアルカリ土類金属である。xは0≦x<1である。yは0≦y<1である。zは0≦z<1である。aは0≦a≦3である。) - 前記機器が金属−空気二次電池であって、前記負極が、アルカリ金属、アルカリ土類金属、第一遷移金属及びAlから選ばれる元素を含む負極活性物質を含有する請求項5記載の機器。
- 前記機器がアルカリ形水電解装置であって、前記負極が、Ni、Fe、Pt及びPdから選ばれる負極触媒を含有する請求項5記載の機器。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013015336 | 2013-01-30 | ||
JP2013015336 | 2013-01-30 | ||
PCT/JP2014/051788 WO2014119549A1 (ja) | 2013-01-30 | 2014-01-28 | 正極触媒、及び機器 |
Publications (2)
Publication Number | Publication Date |
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JP5961709B2 true JP5961709B2 (ja) | 2016-08-02 |
JPWO2014119549A1 JPWO2014119549A1 (ja) | 2017-01-26 |
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JP2014559681A Expired - Fee Related JP5961709B2 (ja) | 2013-01-30 | 2014-01-28 | 正極触媒、及び機器 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9695519B2 (ja) |
EP (1) | EP2952253B1 (ja) |
JP (1) | JP5961709B2 (ja) |
KR (1) | KR20150126835A (ja) |
CN (1) | CN104955565B (ja) |
WO (1) | WO2014119549A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6562739B2 (ja) * | 2015-07-01 | 2019-08-21 | 日立造船株式会社 | 電極および金属空気二次電池 |
WO2018118877A1 (en) * | 2016-12-20 | 2018-06-28 | 3M Innovative Properties Company | Electrolyzer including a porous hydrophobic gas diffusion layer |
CN110199055B (zh) * | 2017-02-21 | 2021-12-24 | 旭化成株式会社 | 阳极、水电解用阳极、电解单元以及氢的制造方法 |
JP2021070863A (ja) * | 2019-11-01 | 2021-05-06 | 東洋アルミニウム株式会社 | アルカリ水電解用電極 |
CN114479856B (zh) * | 2021-11-09 | 2023-05-23 | 松山湖材料实验室 | 发光材料及其制备方法和应用 |
CN114976066B (zh) * | 2022-06-02 | 2024-02-02 | 佛山科学技术学院 | 一种层状结构的Lan+1NinO3n+1固体氧化物燃料电池阳极催化剂 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005190833A (ja) * | 2003-12-25 | 2005-07-14 | Electric Power Dev Co Ltd | 二次電池用電極 |
WO2012029743A1 (ja) * | 2010-08-31 | 2012-03-08 | 本田技研工業株式会社 | 金属酸素電池 |
JP2012094281A (ja) * | 2010-10-25 | 2012-05-17 | Toyota Motor Corp | リチウム空気二次電池用空気極触媒、リチウム空気二次電池用空気極触媒の製造方法、リチウム空気二次電池 |
JP2013109867A (ja) * | 2011-11-17 | 2013-06-06 | Nippon Shokubai Co Ltd | 電極用触媒、及び、電極用触媒含有組成物 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP4590533B2 (ja) | 2000-11-17 | 2010-12-01 | 国立大学法人九州工業大学 | 空気極およびその製造方法並びに該空気極を用いた空気二次電池 |
GB0217794D0 (en) * | 2002-08-01 | 2002-09-11 | Univ St Andrews | Fuel cell electrodes |
US8962217B2 (en) * | 2008-07-15 | 2015-02-24 | National University Corporation Hokkaido University | Fuel cell and electricity generation method using the same |
-
2014
- 2014-01-28 KR KR1020157023423A patent/KR20150126835A/ko not_active Application Discontinuation
- 2014-01-28 CN CN201480006655.8A patent/CN104955565B/zh not_active Expired - Fee Related
- 2014-01-28 WO PCT/JP2014/051788 patent/WO2014119549A1/ja active Application Filing
- 2014-01-28 EP EP14745460.7A patent/EP2952253B1/en not_active Not-in-force
- 2014-01-28 JP JP2014559681A patent/JP5961709B2/ja not_active Expired - Fee Related
- 2014-01-28 US US14/763,932 patent/US9695519B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005190833A (ja) * | 2003-12-25 | 2005-07-14 | Electric Power Dev Co Ltd | 二次電池用電極 |
WO2012029743A1 (ja) * | 2010-08-31 | 2012-03-08 | 本田技研工業株式会社 | 金属酸素電池 |
JP2012094281A (ja) * | 2010-10-25 | 2012-05-17 | Toyota Motor Corp | リチウム空気二次電池用空気極触媒、リチウム空気二次電池用空気極触媒の製造方法、リチウム空気二次電池 |
JP2013109867A (ja) * | 2011-11-17 | 2013-06-06 | Nippon Shokubai Co Ltd | 電極用触媒、及び、電極用触媒含有組成物 |
Non-Patent Citations (2)
Title |
---|
JPN6014014742; JUNG Kyu-Nam et al.: 'Promoting Li2O2 oxidation by an La1.7Ca0.3Ni0.75Cu0.25O4 layered perovskite in lithium-oxygen better' Chem Commun Vol.48,No.75, 20120928, page.9406-9408 * |
JPN6014014743; Tatsuya Takeguchi et al.: 'Layered Perovskite Oxide: A Reversible Air Electrode for Oxygen Evolution/Reduction in Rechargeable' J.Am.Chem.Soc. Vol.135, 20130626, page.11125-11130 * |
Also Published As
Publication number | Publication date |
---|---|
WO2014119549A1 (ja) | 2014-08-07 |
KR20150126835A (ko) | 2015-11-13 |
EP2952253A1 (en) | 2015-12-09 |
CN104955565A (zh) | 2015-09-30 |
EP2952253B1 (en) | 2018-08-08 |
JPWO2014119549A1 (ja) | 2017-01-26 |
CN104955565B (zh) | 2018-04-17 |
US9695519B2 (en) | 2017-07-04 |
US20150361567A1 (en) | 2015-12-17 |
EP2952253A4 (en) | 2016-08-10 |
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