WO2012027961A1 - 一种锂空气电池空气电极及其制备方法 - Google Patents
一种锂空气电池空气电极及其制备方法 Download PDFInfo
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- WO2012027961A1 WO2012027961A1 PCT/CN2011/001468 CN2011001468W WO2012027961A1 WO 2012027961 A1 WO2012027961 A1 WO 2012027961A1 CN 2011001468 W CN2011001468 W CN 2011001468W WO 2012027961 A1 WO2012027961 A1 WO 2012027961A1
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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
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D13/00—Electrophoretic coating characterised by the process
- C25D13/12—Electrophoretic coating characterised by the process characterised by the article coated
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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
- H01M12/04—Hybrid cells; Manufacture thereof composed of a half-cell of the fuel-cell type and of a half-cell of the primary-cell type
- H01M12/06—Hybrid cells; Manufacture thereof composed of a half-cell of the fuel-cell type and of a half-cell of the primary-cell type with one metallic and one gaseous electrode
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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
- H01M4/8605—Porous electrodes
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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
- H01M4/88—Processes of manufacture
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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
- H01M4/88—Processes of manufacture
- H01M4/8803—Supports for the deposition of the catalytic active composition
- H01M4/8807—Gas diffusion layers
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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
- H01M4/88—Processes of manufacture
- H01M4/8825—Methods for deposition of the catalytic active composition
- H01M4/8853—Electrodeposition
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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
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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
- H01M4/88—Processes of manufacture
- H01M4/8825—Methods for deposition of the catalytic active composition
- H01M4/8846—Impregnation
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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
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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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- 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
Definitions
- the invention relates to the design and preparation technology of a kind of air electrode which can be used for a lithium air battery, and belongs to the field of chemical power sources. Background technique
- Lithium-ion batteries currently in use have limited space for further research due to their structural limitations and limited space. Therefore, a new battery system must be sought as a substitute.
- lithium-air battery is a strong candidate. Its positive active material oxygen is not stored in the battery, but is provided by the air in the environment. The theoretical energy density can reach 13200Wh/kg, which is the highest battery in the past. It has gradually become a hot spot in research at home and abroad.
- the air electrode is mainly composed of a catalyst, a catalyst carrier and a binder.
- the insoluble discharge product (lithium oxide or lithium peroxide) is deposited in the pores of the air electrode microstructure (mainly the carrier material), blocks the air electrode, and blocks the contact of the electrolyte with oxygen, causing the discharge to terminate, affecting its actual capacity.
- the catalytic activity of the catalyst determines the charge and discharge cycle performance of the battery. It is of great significance to study the application of air electrode microstructures to the application of lithium-air batteries.
- the research on the air electrode of lithium air battery is mainly divided into two major directions: designing a new structure air electrode and preparing a highly active catalyst.
- the novel structure is designed to maximize the amount of insoluble discharge products that can be accommodated during discharge or to reduce the amount of inactive materials in the air battery, thereby maximizing the capacity per unit mass of air electrode, i.e., the maximum specific capacity. It is generally possible to increase the specific capacity of a battery by preparing a high-porosity carbon material as a carrier, such as Xia Yongyao (Material Chemistry).
- a first object of the present invention is to obtain a lithium air electrode which can greatly improve the performance of a lithium air battery.
- a second object of the present invention is to provide a method for producing a lithium air electrode which can greatly improve the performance of a lithium air battery.
- a third object of the present invention is to obtain a lithium air battery having greatly improved performance.
- a lithium air battery air electrode is provided, the air electrode comprising: - a current collector,
- the lithium air battery air electrode includes a current collector and a catalyst supported in situ on the current collector, excluding a binder.
- the lithium air battery air electrode consists of a current collector and a catalyst supported in situ on the current collector.
- the current collector has a porosity of 90%.
- Ppi pore/i nch hole number / inch
- the ppi value is 100-140.
- the current collector has a three-dimensional network structure.
- the current collector is selected from a porous current collector having an electron conductivity of 5 to 64 (MS/m), an oxidative reduction potential of -250 to 1 (V), and a metal. Material conductivity tester and standard electrode potential method;
- a porous metal current collector preferably a foam metal Ni current collector, a foam Ti current collector, a foam Au current collector or a foam Pt current collector;
- a porous non-metallic current collector preferably a foam C current collector or a porous Si current collector.
- the catalyst is selected from the group consisting of an oxygen evolution potential range of 3. 1V-4. 5V and an oxygen reduction reaction potential range of 2. 5V-3. IV, as measured by cyclic voltammetry.
- the catalyst is selected from the group consisting of one or more of the following electrochemically active materials:
- a metal element preferably Pt, Au, Ag, Au, Co, Zn, V, Cr, Pd, Rh, Cd, Nb, Mo, Ir, 0s, Ru, Ni or a combination thereof; or a metal element as described above Alloy
- (II) a single metal oxide, specifically, for example, Co 3 0 4 , Mn0 2 , Mn 2 0 3 , Co0, Zn0, V 2 0 5 , Mo0, Cr, Fe 3 0 4 , Fe 2 0 3 , Fe0, Cu0, NiO or a combination thereof;
- a metal composite oxide specifically, for example, a spinel type, a pyrochlore type, a perovskite type or a combination thereof.
- the catalyst is Co 3 0 4 .
- the catalyst loading is 1-lOmg/l cni 2 current collector
- the volume equivalent diameter of the catalyst is
- a second aspect of the invention provides a method for preparing a lithium air battery air electrode, comprising: (a) providing a current collector;
- the catalyst is supported on the current collector by in-situ compounding.
- the following method is included: (al) subjecting the porous current collector to surface pretreatment;
- the method includes the following steps:
- the composite precursor obtained in (b) is phased at a certain temperature, and then subjected to vacuum drying or the like for subsequent treatment.
- in situ recombination is carried out using a solvothermal method, a templating method, an electrophoretic deposition method, an electroplating deposition method, or an electrostatic spray deposition method.
- the solvothermal method comprises: hydrothermal method, organic solvothermal method.
- the template method includes: an alumina template method, a surfactant soft template method, and the like.
- the electrophoretic deposition method includes: a constant-speed electrophoretic deposition method, an isoelectric focusing electrophoretic deposition method, or the like.
- the electroplating method includes: a potentiostatic plating method, a cyclic voltammetry plating method, and a constant current plating method.
- a third aspect of the invention provides a lithium air battery comprising the lithium air battery air electrode of the invention.
- Figure 1 is a scanning electron micrograph of the catalyst Co obtained in Example 1 deposited on a current collector Ni.
- Fig. 2 is a graph showing the first charge and discharge curves of the composite electrode obtained in Comparative Example 1 and Example 2.
- Fig. 3 is a graph showing changes in the charge-discharge specific capacity of the composite electrode obtained in Comparative Example 1, Comparative Example 2, and Example 1, as a function of the number of cycles.
- the inventors have conducted extensive and intensive research to unexpectedly obtain a lithium air electrode which greatly improves the performance of a lithium air battery by improving the preparation process.
- the present invention has been completed on this basis.
- the technical idea of the present invention is as follows:
- the inventors have explored the root cause of the fact that the actual specific capacity of a lithium-air battery is limited by the air electrode, and propose a novel air electrode structure.
- the air electrode is composed only of the catalyst and the current collector, and no other inactive substances are used.
- the solution of the invention utilizes various techniques to directly and uniformly deposit a catalyst of various forms of high performance electrochemical catalytic oxygen reaction onto a current collector as a positive electrode of a lithium air battery without using any carrier and binder. Minimize the amount of non-active substances in the air electrode on the premise of ensuring the catalyst content
- the air electrode of the composite structure contains all the mass of the air electrode, air electrode of the composite structure at 0. lmA / C m 2 the first discharge capacity of l OOOmAh / g or more, after several cycles reversible capacity of 1800 mAh / g, at 0. At 02 mA/cm 2 , a specific capacity of up to 3218 mAh/g was obtained; under the same catalyst, the new catalyst current collector composite structure air electrode significantly reduced the platform voltage when the lithium air battery was charged.
- the various techniques used in the preparation of materials are simple to operate and suitable for large-scale production.
- the "in-situ recombination" means in situ reaction formation on the surface of the support and simultaneous loading of the catalyst.
- the in-situ composite structure allows the current collector to form an electrode with the catalyst in an integrated design.
- the catalyst is uniformly distributed on the surface of the carrier, the catalyst may be fibrous, or may be expanded into a tubular shape, a rod shape or a needle shape, etc., and the catalyst and the current collector together form a porous structure.
- the "three-dimensional network structure” means that the channel structure is uniformly distributed in the three-dimensional space.
- the "lithium air battery” refers to a lithium air battery in which metal Li is used as a negative electrode, oxygen in the air is used as a positive electrode, and an organic electrolyte is used.
- the organic electrolytic solution is not particularly limited as long as it does not limit the object of the invention.
- the organic electrolytes are known to those skilled in the art. Unless otherwise defined or indicated, all professional and scientific terms used herein have the same meaning as those skilled in the art. In addition, any methods and materials similar or equivalent to those described can be used in the methods of the present invention. The various aspects of the invention are described in detail below, and various materials of the invention may be obtained commercially, unless otherwise specified; or prepared according to conventional methods in the art - current collectors
- the current collector of the present invention may use a commercially available current collector, including but not limited to: Changsha Liyuan New Material Stock Co., Ltd. Co., Ltd.'s continuous strip foam nickel, Heze Tianyu Technology Development Co., Ltd. continuous foam nickel; the current collector can also be prepared by the method of literature publicly, such as Niu Wenjuan, etc., foam titanium and its alloy preparation method Research progress, Metallurgical Industry, or Journal of Power Sources 195 (2010) 7438-7744.
- a commercially available current collector including but not limited to: Changsha Liyuan New Material Stock Co., Ltd. Co., Ltd.'s continuous strip foam nickel, Heze Tianyu Technology Development Co., Ltd. continuous foam nickel; the current collector can also be prepared by the method of literature publicly, such as Niu Wenjuan, etc., foam titanium and its alloy preparation method Research progress, Metallurgical Industry, or Journal of Power Sources 195 (2010) 7438-7744.
- the current collector is selected from a current collector having a three-dimensional network structure.
- the measurement standard is GB national standard for foam (for example, the national standard for foamed nickel).
- the porosity, ppi pore/i nch number of holes / inch.
- the pore size is determined by the GB national standard for foam materials (for example, the national standard for foamed nickel).
- the ppi is 100-140.
- the current collector is selected from a porous current collector having an electron conductivity of 5 to 64 (MS/m unit), an oxidative reduction potential of -0.20 to -IV, and a conductivity tester for a metal material. Determined with the standard electrode potential method.
- a porous metal current collector preferably a foam metal Ni current collector, a foam Ti current collector, a foam Au current collector or a foam Pt current collector;
- a porous non-metallic current collector preferably a foam C current collector or a porous Si current collector.
- the catalyst of the present invention can employ a conventional lithium battery catalyst, and these lithium battery catalysts are commercially available.
- the catalyst of the invention has good catalytic activity for both oxygen evolution and oxygen reduction.
- the catalyst is selected from the group consisting of one or more of the following groups of electrochemically catalytically active materials -
- a metal element preferably Pt, Au, Ag, Au, Co, Zn, V, Cr, Pd, Rh, Cd, Nb, Mo, Ir, 0s, Ru, Ni or a combination thereof; or a metal element as described above Alloy
- ( ⁇ ) a single metal oxide specifically, for example, Co 3 0 4 , Mn0 2 , Mn 2 0 3 , Co0, Zn0, V 2 0 5 , Mo0, Cr 2 0 3 , Fe 3 0 4 , Fe 2 0 3 , Fe0 , Cu0, NiO or a combination thereof;
- ( ⁇ ⁇ ) metal composite oxide specifically for example, spinel type, pyrochlore type, perovskite type or a combination thereof
- the catalyst is Co 3 0 4 .
- the loading of the catalyst depends on the design needs of the battery. Typically, the catalyst loading is from 1 to 1 mg/l cm 2 of current collector. (that is, the mass of catalyst supported on the current collector per unit area)
- the catalyst is uniformly distributed on the surface of the carrier, and the catalyst may be fibrous or expanded to a tubular shape, a rod shape or a needle shape, and the catalyst and the current collector together form a porous structure.
- the catalyst has a volume equivalent diameter of from 100 nm to 1000 nm. The volume equivalent diameter refers to a diameter when the irregular shape is assumed to have the same volume when it is regular.
- the lithium air battery air electrode includes a current collector, and the catalyst supported in situ on the current collector does not include a binder. More preferably, the lithium air battery air electrode is composed of a current collector and a catalyst supported in situ on the current collector.
- the inventors have found that by in-situ composite loading of the catalyst on the current collector, the cycle efficiency of the battery can be improved, for example, the plateau voltage during charging of the lithium air battery is significantly reduced, and the platform voltage at the time of discharge is increased.
- the lithium air battery air electrode of the present invention comprising:
- the invention also provides a method for preparing a lithium air battery air electrode, comprising:
- the catalyst is supported on the current collector by in-situ compounding.
- the following method is included:
- the method includes the following steps:
- the composite precursor obtained in (b) is phased, and then subjected to a subsequent treatment such as vacuum drying.
- the precursor of the catalyst is known to those skilled in the art, for example, a soluble salt having a catalyst ion, including a nitrate, a carbonate, a phosphate, and the like.
- the in-situ compounding process is known to those skilled in the art as long as the catalyst is combined in situ on the current collector.
- in-situ recombination is carried out by solvothermal method, templating method, electrophoretic deposition method, electroplating deposition method or electrostatic spray deposition method.
- the solvothermal method comprises: hydrothermal, organic solvent heat, and the like.
- the template method includes: an alumina template method, a surfactant soft template method, and the like.
- the electrophoretic deposition method includes: a constant-speed electrophoretic deposition method, an isoelectric focusing electrophoretic deposition method, or the like.
- the electroplating method includes: a potentiostatic plating method, a cyclic voltammetry plating method, and a constant current plating method.
- the present invention also provides a lithium air battery comprising the lithium air battery air electrode of the present invention.
- the lithium air battery may contain other permissible components such as a negative electrode, an electrolyte, and the like. These components are not specifically required as long as they do not limit the object of the invention.
- the catalyst Co 3 0 4 was slurried with acetylene black and polyvinylidene fluoride (PVDF) in a mass ratio of 19:11:15 in a methylpyrrolidone (P) medium, coated on a Ni mesh, and dried.
- PVDF polyvinylidene fluoride
- P methylpyrrolidone
- an electrode film was formed as a positive electrode.
- the lithium metal foil is used as the negative electrode
- the polypropylene film of Celgard Company of the United States is the separator
- the 1M Li PF 6 /PC is used as the electrolyte.
- the charge and discharge are performed at a current density of 0. ImA/cni 2 in a voltage range of 24.5 V.
- the active material was the mass of all air electrodes except the foamed Ni mesh.
- the experimental results obtained are shown in Table 1. Comparative example 2
- An electrode was prepared in accordance with the method of Comparative Example 1 by using a catalyst of Co 3 0 4 and polyvinylidene fluoride (PVDF) in a mass ratio of 19:15.
- the battery assembly and test conditions are the same as in Comparative Example 1.
- the experimental results obtained are shown in Table 1. Comparative example 3
- An electrode was prepared by the method of Comparative Example 1, by electrolyzing manganese dioxide (EMD) as a catalyst and acetylene black and polyvinylidene fluoride (PVDF) at a mass ratio of 19:11:15. Battery assembly and test conditions are the same as in comparison. The experimental results obtained are shown in Table 1.
- EMD manganese dioxide
- PVDF polyvinylidene fluoride
- Example 2
- Example 3 Obtained under the same conditions as Example 1.
- the charge and discharge experiments were carried out.
- the experimental results obtained are shown in Table 1. As can be seen from the data in Table 1, a very high specific capacity is obtained at a lower current density.
- Example 3
- Example 3 The same electrolyte and foam Ni mesh treatment, the same three-electrode system, cyclic voltammetry 0. 6 and 0. 3V ( vs SCE) 250 mV s" 1 electrolysis 15mi n, you can get nanorods Electrolytic Mn0 2 @ foam Ni mesh new composite structure air electrode. Battery assembly and test conditions are the same as in Comparative Example 1. The test results are shown in Table 1. The loading of the catalyst obtained in Example 5 is shown in Table 1, and the catalyst morphology is nanorod. The diameter is 200mn. It can be seen from the data in Table 1 that compared with Comparative Example 3, the discharge performance of the new composite structure air electrode is greatly improved, the specific capacity is significantly increased, and the same catalyst, the composite structure electrode The charging platform voltage is significantly lower than the proportional ratio.
- Example 3 The same electrolyte and foam Ni mesh treatment, the same three-electrode system, cyclic voltammetry 0.4 and 0. IV ( vs SCE) 500 mV s - 1 electrolysis 15mi n, you can get nano-tubular A new composite structure air electrode for electrolytic Mn0 2 @ foam Ni mesh.
- the battery assembly and test conditions were the same as in Comparative Example 1.
- the test results are shown in Table 1.
- the supported catalyst loading is shown in Table 1.
- the catalyst morphology was nanotubular, with an outer diameter of 200 nm and an inner diameter of 150 nm.
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Abstract
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Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020137008349A KR101602337B1 (ko) | 2010-08-31 | 2011-08-31 | 리튬 공기 전지용 공기 전극 및 이의 제조 방법 |
| EP11820991.5A EP2613389B1 (en) | 2010-08-31 | 2011-08-31 | Lithium air battery |
| US13/979,803 US9705165B2 (en) | 2010-08-31 | 2011-08-31 | Lithium-air battery air electrode and its preparation method |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102668480A CN102208652A (zh) | 2010-08-31 | 2010-08-31 | 一种锂空气电池空气电极及其制备方法 |
| CN201010266848.0 | 2010-08-31 |
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| WO2012027961A1 true WO2012027961A1 (zh) | 2012-03-08 |
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| PCT/CN2011/001468 Ceased WO2012027961A1 (zh) | 2010-08-31 | 2011-08-31 | 一种锂空气电池空气电极及其制备方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9705165B2 (zh) |
| EP (1) | EP2613389B1 (zh) |
| KR (1) | KR101602337B1 (zh) |
| CN (2) | CN102208652A (zh) |
| WO (1) | WO2012027961A1 (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109119635A (zh) * | 2013-12-20 | 2019-01-01 | 苏州宝时得电动工具有限公司 | 电池 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103050701B (zh) * | 2011-10-17 | 2015-04-01 | 中国科学院大连化学物理研究所 | 一种锂-空气电池用电极材料及其制备方法 |
| CN102376998A (zh) * | 2011-10-22 | 2012-03-14 | 清华大学 | 一种正极分区模式锂空气电池 |
| CN102683727A (zh) * | 2012-05-31 | 2012-09-19 | 复旦大学 | 一种用于锂空电池的氧化锰-石墨烯纳米复合催化剂及其制备方法 |
| CN103515619B (zh) * | 2012-06-29 | 2015-11-18 | 中国科学院大连化学物理研究所 | 一种金属/空气电池用空气电极集流体 |
| JP5783150B2 (ja) * | 2012-09-04 | 2015-09-24 | トヨタ自動車株式会社 | 金属空気電池 |
| US9627691B2 (en) | 2013-02-07 | 2017-04-18 | Ada Technologies, Inc. | Metalized, three-dimensional structured oxygen cathode materials for lithium/air batteries and method for making and using the same |
| CN103151541A (zh) * | 2013-03-01 | 2013-06-12 | 北京化工大学常州先进材料研究院 | 一种新型锂空气电池空气电极及制备方法 |
| CN103219527B (zh) * | 2013-04-12 | 2015-05-20 | 中国科学院长春应用化学研究所 | 一种锂-空气电池用空气电极及其制备方法 |
| CN103199272A (zh) * | 2013-04-16 | 2013-07-10 | 南京大学 | 一种用于金属空气电池的一体化金属空气阴极的简易制备方法 |
| CN103326039A (zh) * | 2013-06-17 | 2013-09-25 | 重庆稳能能源科技有限公司 | 一种空气电极用催化剂、催化层喷涂剂、空气电极及制备方法 |
| CN103367840B (zh) * | 2013-07-22 | 2016-08-24 | 南京大学 | 一种基于碳纤维膜集流体的锂空气电池的制备方法 |
| RU2619266C1 (ru) * | 2013-09-13 | 2017-05-15 | ЭлДжи КЕМ, ЛТД. | Положительный электрод для литиево-воздушной батареи и способ его приготовления |
| CN104466203B (zh) * | 2013-09-22 | 2017-05-03 | 中国科学院上海硅酸盐研究所 | 一种锂空气电池空气电极的复合催化剂 |
| US9755235B2 (en) | 2014-07-17 | 2017-09-05 | Ada Technologies, Inc. | Extreme long life, high energy density batteries and method of making and using the same |
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Also Published As
| Publication number | Publication date |
|---|---|
| KR20130130700A (ko) | 2013-12-02 |
| EP2613389A1 (en) | 2013-07-10 |
| CN102208652A (zh) | 2011-10-05 |
| CN105375039A (zh) | 2016-03-02 |
| CN105375039B (zh) | 2018-06-22 |
| EP2613389A4 (en) | 2014-06-25 |
| EP2613389B1 (en) | 2017-06-21 |
| US20160190667A1 (en) | 2016-06-30 |
| KR101602337B1 (ko) | 2016-03-10 |
| US9705165B2 (en) | 2017-07-11 |
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