JP6562739B2 - 電極および金属空気二次電池 - Google Patents
電極および金属空気二次電池 Download PDFInfo
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- JP6562739B2 JP6562739B2 JP2015132873A JP2015132873A JP6562739B2 JP 6562739 B2 JP6562739 B2 JP 6562739B2 JP 2015132873 A JP2015132873 A JP 2015132873A JP 2015132873 A JP2015132873 A JP 2015132873A JP 6562739 B2 JP6562739 B2 JP 6562739B2
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- JP
- Japan
- Prior art keywords
- positive electrode
- perovskite oxide
- catalyst layer
- metal
- average particle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- 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
- H01M4/8647—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites
- H01M4/8652—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites as mixture
-
- 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
-
- 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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/403—Manufacturing processes of separators, membranes or diaphragms
- H01M50/406—Moulding; Embossing; Cutting
-
- 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
- H01M2004/8678—Inert electrodes with catalytic activity, e.g. for fuel cells characterised by the polarity
- H01M2004/8689—Positive 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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/8605—Porous electrodes
- H01M4/8626—Porous electrodes characterised by the form
-
- 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
- H01M4/88—Processes of manufacture
- H01M4/8825—Methods for deposition of the catalytic active composition
- H01M4/8828—Coating with slurry or ink
-
- 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
- H01M4/88—Processes of manufacture
- H01M4/8878—Treatment steps after deposition of the catalytic active composition or after shaping of the electrode being free-standing body
- H01M4/8882—Heat treatment, e.g. drying, baking
- H01M4/8885—Sintering or firing
- H01M4/8889—Cosintering or cofiring of a catalytic active layer with another type of layer
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Composite Materials (AREA)
- Inert Electrodes (AREA)
- Hybrid Cells (AREA)
Description
2 正極
3 負極
4 電解質層
21 正極導電層
22 正極触媒層
Claims (6)
- 金属空気二次電池に用いられる電極であって、
導電性を有する導電層と、
前記導電層に積層された触媒層と、
を備え、
前記触媒層において、互いに異なる第1ペロブスカイト型酸化物の粒子と第2ペロブスカイト型酸化物の粒子とが分散するとともに互いに接合しており、
前記第1ペロブスカイト型酸化物の平均粒径が、2マイクロメートル以上かつ9マイクロメートル以下であり、
前記第2ペロブスカイト型酸化物の平均粒径が、0.10マイクロメートル以上かつ1.0マイクロメートル以下であることを特徴とする電極。 - 請求項1に記載の電極であって、
前記触媒層に含まれる前記第1ペロブスカイト型酸化物の体積が、前記第2ペロブスカイト型酸化物の体積の0.25倍以上かつ4倍以下であることを特徴とする電極。 - 請求項2に記載の電極であって、
前記触媒層に含まれる前記第1ペロブスカイト型酸化物の体積と、前記第2ペロブスカイト型酸化物の体積とがおよそ等しく、
前記第1ペロブスカイト型酸化物の平均粒径が、4マイクロメートル以下であり、
前記第2ペロブスカイト型酸化物の平均粒径が、0.5マイクロメートル以下であることを特徴とする電極。 - 請求項1ないし3のいずれかに記載の電極であって、
前記第1ペロブスカイト型酸化物および前記第2ペロブスカイト型酸化物の一方が、LaSrMnFeO3であり、他方がLaSrCoFeO3であることを特徴とする電極。 - 金属空気二次電池であって、
請求項1ないし4のいずれかに記載の電極である正極と、
負極と、
前記負極と前記正極との間に配置される電解質層と、
を備えることを特徴とする金属空気二次電池。 - 請求項5に記載の金属空気二次電池であって、
前記正極および前記電解質層が、前記負極を中心として筒状に配置されることを特徴とする金属空気二次電池。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015132873A JP6562739B2 (ja) | 2015-07-01 | 2015-07-01 | 電極および金属空気二次電池 |
| PCT/JP2016/068294 WO2017002654A1 (ja) | 2015-07-01 | 2016-06-20 | 電極および金属空気二次電池 |
| US15/739,356 US20180190993A1 (en) | 2015-07-01 | 2016-06-20 | Electrode and metal-air secondary battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015132873A JP6562739B2 (ja) | 2015-07-01 | 2015-07-01 | 電極および金属空気二次電池 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017016902A JP2017016902A (ja) | 2017-01-19 |
| JP6562739B2 true JP6562739B2 (ja) | 2019-08-21 |
Family
ID=57608826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015132873A Expired - Fee Related JP6562739B2 (ja) | 2015-07-01 | 2015-07-01 | 電極および金属空気二次電池 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20180190993A1 (ja) |
| JP (1) | JP6562739B2 (ja) |
| WO (1) | WO2017002654A1 (ja) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA3058582A1 (en) * | 2017-03-31 | 2018-10-04 | Osaka Gas Co., Ltd. | Electrochemical element, electrochemical module, solid oxide fuel cell and manufacturing method |
| KR20210099433A (ko) | 2020-02-04 | 2021-08-12 | 삼성전자주식회사 | 양극, 이를 포함하는 리튬-공기 전지 및 이의 제조 방법 |
| US11658306B2 (en) * | 2020-02-04 | 2023-05-23 | Samsung Electronics Co., Ltd. | Cathode, lithium-air battery comprising the same, and method of preparing the cathode |
| JP7733377B2 (ja) * | 2021-07-02 | 2025-09-03 | 三菱重工業株式会社 | 金属空気電池システム |
| JP7355950B2 (ja) * | 2021-09-07 | 2023-10-03 | Dowaエレクトロニクス株式会社 | ペロブスカイト型複合酸化物粉末並びにそれを用いた固体酸化物型燃料電池用の空気極及び固体酸化物型燃料電池 |
| US11404747B1 (en) | 2022-02-18 | 2022-08-02 | ZAF Energy Systems, Incorporated | Ceria coatings and structures for zinc-based battery separators |
Family Cites Families (10)
| 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 |
| JP2007172846A (ja) * | 2005-12-19 | 2007-07-05 | National Institute Of Advanced Industrial & Technology | チューブ型電気化学リアクターセル及びそれらから構成される電気化学反応システム |
| JP5773699B2 (ja) * | 2011-03-29 | 2015-09-02 | 日立造船株式会社 | 金属空気電池 |
| WO2012111101A1 (ja) * | 2011-02-16 | 2012-08-23 | 富士通株式会社 | 空気二次電池 |
| JP5841812B2 (ja) * | 2011-11-16 | 2016-01-13 | 株式会社日本触媒 | 複合体の製造方法及びそれにより製造される複合体 |
| JP5829496B2 (ja) * | 2011-11-17 | 2015-12-09 | 株式会社日本触媒 | 電極用触媒、及び、電極用触媒含有組成物 |
| KR20130123188A (ko) * | 2012-05-02 | 2013-11-12 | 삼성전자주식회사 | 고체산화물 연료전지용 소재, 상기 소재를 포함하는 고체산화물 연료전지용 양극 및 고체산화물 연료전지 |
| JP2014049304A (ja) * | 2012-08-31 | 2014-03-17 | Honda Motor Co Ltd | 空気電池用ガス拡散電極およびその作製方法ならびに空気電池 |
| JP5961709B2 (ja) * | 2013-01-30 | 2016-08-02 | 富士電機株式会社 | 正極触媒、及び機器 |
| JP6104670B2 (ja) * | 2013-03-29 | 2017-03-29 | 日立造船株式会社 | 電極および金属空気二次電池 |
-
2015
- 2015-07-01 JP JP2015132873A patent/JP6562739B2/ja not_active Expired - Fee Related
-
2016
- 2016-06-20 WO PCT/JP2016/068294 patent/WO2017002654A1/ja not_active Ceased
- 2016-06-20 US US15/739,356 patent/US20180190993A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| JP2017016902A (ja) | 2017-01-19 |
| WO2017002654A1 (ja) | 2017-01-05 |
| US20180190993A1 (en) | 2018-07-05 |
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