WO2016013704A1 - 박막형 메탈폼 및 컵을 적용한 열활성화 방식 비축형전지 음극 제조방법 - Google Patents
박막형 메탈폼 및 컵을 적용한 열활성화 방식 비축형전지 음극 제조방법 Download PDFInfo
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- WO2016013704A1 WO2016013704A1 PCT/KR2014/006854 KR2014006854W WO2016013704A1 WO 2016013704 A1 WO2016013704 A1 WO 2016013704A1 KR 2014006854 W KR2014006854 W KR 2014006854W WO 2016013704 A1 WO2016013704 A1 WO 2016013704A1
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- metal foam
- cup
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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
- H01M4/06—Electrodes for primary cells
- H01M4/08—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
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
- H01M4/0404—Methods of deposition of the material by coating on electrode collectors
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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
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
- H01M4/0416—Methods of deposition of the material involving impregnation with a solution, dispersion, paste or dry powder
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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
- H01M4/04—Processes of manufacture in general
- H01M4/043—Processes of manufacture in general involving compressing or compaction
- H01M4/0435—Rolling or calendering
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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
- H01M4/04—Processes of manufacture in general
- H01M4/0471—Processes of manufacture in general involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis
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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
- H01M4/04—Processes of manufacture in general
- H01M4/0483—Processes of manufacture in general by methods including the handling of a melt
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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
- H01M4/06—Electrodes for primary cells
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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
- H01M4/36—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
- H01M4/381—Alkaline or alkaline earth metals elements
- H01M4/382—Lithium
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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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
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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
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/661—Metal or alloys, e.g. alloy coatings
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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
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/663—Selection of materials containing carbon or carbonaceous materials as conductive part, e.g. graphite, carbon fibres
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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
- H01M4/64—Carriers or collectors
- H01M4/70—Carriers or collectors characterised by shape or form
- H01M4/80—Porous plates, e.g. sintered carriers
- H01M4/808—Foamed, spongy materials
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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
- 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
- H01M50/46—Separators, membranes or diaphragms characterised by their combination with 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
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/30—Deferred-action cells
- H01M6/36—Deferred-action cells containing electrolyte and made operational by physical means, e.g. thermal cells
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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 present invention relates to a method for manufacturing a negative electrode of a stock battery, and more particularly, to a thin film metal having an electrode cup and a conductive separator mounted on a metal foam, which is a negative electrode support impregnated with lithium, in order to prevent leakage of lithium having excellent capacity and output characteristics.
- the present invention relates to a thermal activation type non-rechargeable battery negative electrode manufacturing method using a foam and a cup.
- thermally activated non-storage batteries do not perform as a battery at room temperature, but when an electrical signal is applied to the ignition in the battery and the igniter is ignited, the heat source provided between the electrodes is caused by the heat generated in the igniter.
- Such a thermally activated non-stock battery is excellent in structural stability, reliability and long-term storage.
- the heat activated non-storage type battery is used as an emergency power source for civilian use, and is used as a main power source or auxiliary power source for guided weapons or aerospace for military use.
- the heat-activated non-storage battery can be stored for a long time without the loss of energy originally possessed because the electrolyte has no conductivity at room temperature, and can be used without deterioration of performance even after long-term storage.
- Equipment using batteries is developing in a direction that requires a reduction in the volume of the battery and an increase in the capacity and output of the battery.
- the shape of the battery is also being developed in the direction of compact integration, and in particular, research on energy density and high output has been focused on the heat-activated non-stock battery.
- thermal batteries are LiSi as a cathode electrode material, FeS2 as a cathode electrode material, and LiCl-KCl and LiBr-LiCl-LiF as electrolytes.
- the weight of LiSi (1,747As / g) used as the cathode is lighter than FeS2 (1,206As / g), so the volume of LiSi must be increased to increase the capacity. Due to the phase change of LiSi to FeS2 during the chemical reaction, the practically usable utilization rate is considerably lower than this, indicating a limitation as a negative electrode material for thermo batteries requiring high capacity and high output characteristics.
- the technique requires a mixture of about 80% by weight of iron powder with lithium in order to reduce the meltability of pure lithium, which is significantly reduced compared to the theoretical energy density of lithium.
- the present invention in view of the above point, provides a heat-activated non-spin cell battery manufacturing method using a thin-film metal foam and cup that can significantly improve energy and output characteristics compared to the conventional negative electrode material used.
- the purpose is to.
- the present invention provides a method for manufacturing a heat-activated non-rechargeable battery negative electrode including a thin film metal foam and a cup, the method including impregnating lithium into a metal foam and mounting an electrode cup and a conductive separator on the metal foam.
- the metal foam may be a porous material having excellent electrical conductivity, the porosity of the metal foam is 60% to 98% of the total volume of the metal foam, the pore has an average diameter of 850 ⁇ m or less It can be formed to have, the metal foam can be made of any one of nickel, iron, nickel alloy or iron alloy of carbon material, the carbon material is carbon black, carbon fiber, carbon nanofibers, carbon nanotubes, graphene and It may be any one of pure carbon that can contain lithium, such as graphite.
- the pressure for rolling the metal foam may be 5,000 kgf to 20,000 kgf
- the eutectic salt may include LiCl-KCl-based lithium eutectic salt or LiCl-LiBr-LiF-based lithium eutectic salt
- the eutectic salt After immersing the metal foam in the eutectic salt for 1 second to 5 seconds and quenching at room temperature, the eutectic salt may be coated on the metal foam.
- lithium may be prepared to be 1 to 1.5 times the volume of the total volume of pores formed in the metal foam to be impregnated in the metal foam, lithium is continuously injected with argon gas 1 Impregnated into the metal foam in the vacuum furnace maintained at atmospheric pressure to 1.2 atm, the temperature inside the vacuum furnace is raised to 5 °C / min to 10 °C / min, lithium is 400 °C to 600 °C temperature inside the furnace In the state, the phase change for 30 minutes to 2 hours can be impregnated into the metal foam.
- the electrode cup is provided with a lid, the electrode cup thickness is 50 ⁇ m to 100 ⁇ m, the electrode cup is conductive and can be made of a metal or an alloy containing a metal used as a current collector ,
- the conductive separator is formed of a conductive metal, carbon material or a combination of metal and carbon material in the form of a mesh, covering the metal foam and fixed to the lid provided in the electrode cup, the body of the mesh is ion It may be formed 1 to 3 times larger than the size.
- the present invention also provides a stock battery negative electrode manufactured by a heat activation type stock battery negative electrode manufacturing method to which a thin metal foam and a cup of the present invention are applied.
- the electrode is formed by impregnating pure lithium into a metal foam having excellent electrical conductivity and porosity, and using the electrode as a heat-activated non-stock battery electrode.
- the leakage of the battery is not prevented, and the battery short circuit is not prevented, and pure lithium having excellent capacity and output power can be used in a high temperature operating environment, thereby significantly improving the energy density and high output characteristics of the battery.
- FIG. 2 is a cross-sectional view of a rolled metal foam applied lithium-impregnated cathode prepared according to an embodiment of the present invention.
- the present invention comprises the steps of rolling the metal foam, coating the molten eutectic salt on the rolled metal foam, impregnating lithium into the metal foam, and mounting the electrode cup and the conductive separator on the metal foam. Include.
- the method of manufacturing a heat-activated non-storage battery negative electrode using the thin metal foam and cup according to the present invention is characterized by using a porous metal foam having excellent electrical conductivity as a negative electrode support.
- the metal foam material it can be used without particular limitation as long as it has excellent conductivity and porosity of 60% to 98% of the total volume.
- a material that is relatively stable to lithium which is an example of an anode active material, is generally used. More preferred.
- At least one of nickel, iron, a carbon material, a nickel alloy, and an iron alloy is used as the metal foam used in the present invention.
- any one of carbon black, carbon fiber, carbon nanofibers, carbon nanotubes, graphene, graphite, and the like may be used, and any material capable of containing lithium in pure carbon may be used.
- the metal foam preferably has a porosity of 60% to 98% of the total volume.
- the impregnation amount of lithium is reduced to reduce the electrochemical properties, if it exceeds 98% is not preferable because the lithium impregnation is not made well when rolling.
- the pores of the metal foam have an average diameter of 850 ⁇ m or less. If the thickness exceeds this range, the lithium foam easily escapes between the pores after lithium impregnation, causing a short circuit of the battery. It is not desirable to be able to play a role as well.
- the rolling pressure of the metal foam is preferably about 5,000 kgf to about 20,000 kgf. When the rolling pressure is less than 5,000 kgf, the rolling pressure is so weak that the rolling is not performed well. When the rolling pressure exceeds 20,000 kgf, the rolling effect does not differ from 20,000 kgf.
- a eutectic salt may be used as a wetting agent for allowing lithium to be easily impregnated into the metal foam in the process of impregnating the lithium metal at a high temperature.
- the eutectic salt may be used, but it is preferable to coat the metal foam by adding LiCl-KCl-based lithium eutectic salt or LiCl-LiBr-LiF-based lithium eutectic salt. More preferably LiCl-KCl-based lithium eutectic salts can be used.
- the metal foam surface is coated with a molten eutectic salt so that the wettability improving agent may be coated on the metal foam surface.
- the eutectic salt may be prepared by immersing the rolled metal foam for about 1 second to 5 seconds in the molten state and quenching at room temperature.
- the metal foam is immersed in the eutectic salt below the lower limit of 1 second, the eutectic salt coating will not be properly applied. If the upper limit exceeds 5 seconds, the eutectic salt will be overcoated and the metal foam will be damaged by the heat of the eutectic salt solution. not.
- the stock battery manufactured by the method of manufacturing a heat-activated non-storage battery negative electrode using the thin-film metal foam and the cup of the present invention may use a conventional positive electrode material and a negative electrode material without particular limitations on the positive electrode material and the negative electrode material.
- the preferred cathode active material include FeS2, CoS2, FeS2 and CoS2 and mixtures and compounds thereof, and the like as the negative electrode active material can be selected from any one of Li, LiSi, LiAl and mixtures thereof. More preferably, Li can be used.
- the spacer In the step of impregnating lithium into the metal foam, the spacer is placed on top of the grafoil, and the eutectic salt-coated metal foam is placed on the spacer to contain lithium.
- the amount of lithium used is preferably prepared by having lithium having a volume of 1 to 1.5 times the volume of the total pores formed in the metal foam in consideration of the porosity of the metal foam.
- the amount of lithium is small compared to the total volume of pores, that is, less than 1 times, the amount of lithium is not sufficiently filled in the metal foam, and thus the performance of the finished battery does not work 100%, and the amount of lithium is the total volume of the pores.
- the electrode may not be properly formed due to the lithium that is not impregnated excessively after the impregnation.
- Impregnation means that lithium phase changes into the pores formed in the metal foam.
- the inside temperature of the vacuum furnace is raised to 5 ° C / min to 10 ° C / min, and reacted and impregnated for 30 minutes to 2 hours while the inside temperature of the vacuum furnace is 400 ° C to 600 ° C.
- the inert gas is preferably argon gas, and other gases are not preferable because they react with lithium at a high temperature and lithium impregnation into the metal foam is not properly performed.
- the air pressure inside the vacuum furnace is lower than the lower limit of 1 atmosphere, it is not preferable because the outside air may flow into the inside of the vacuum furnace, and there is a possibility of side reactions. Does not make a big difference
- the temperature increase rate during impregnation is not significantly different from the 5 °C / min when the temperature rise rate is lower than the lower limit, 5 °C / min, if the upper limit 10 °C / min is not enough time to dissolve lithium properly Impregnation may not occur, which is undesirable.
- reaction temperature is lower than the lower limit of 400 ° C, lithium is not melted properly or its viscosity is very high, so that impregnation is not performed well.
- upper limit is higher than 600 ° C, lithium is decomposed or deformed due to high heat. Not.
- the lithium impregnation time is less than 30 minutes, the impregnation is not sufficiently achieved, and if the lithium impregnation time exceeds 2 hours, the effect is not different from 2 hours.
- the vacuum furnace After maintaining the temperature of 400 °C to 600 °C for 30 minutes to 2 hours, the vacuum furnace is naturally cooled to drop to room temperature.
- the electrode cup is to prevent the role of the current collector and the lithium leak, it is preferable to manufacture so that the thickness is 50 ⁇ m to 100 ⁇ m.
- the thickness of the electrode cup is less than 50 ⁇ m, which is the lower limit, it is difficult to properly maintain the shape of the cup because the thickness is too thin, and when it exceeds 100 ⁇ m, which is the upper limit, it is difficult to carry out the role of the current collector due to difficult electron transfer.
- the electrode cup is shown in FIG. 2, and more precisely, the metal cup 1 and the metal foam 1 interposed in the electrode cup 2 are covered and fixed through the lid 3 attached to the electrode cup 2.
- Conductive separator 4 is shown.
- the electrode cup may be any metal as long as it is conductive and is a metal or an alloy made of such a metal.
- the conductive separator is required for uniform electrochemical reaction as a passage for ions of the cathode and the electrolyte, and is located between the lid of the electrode cup and the electrode.
- the conductive separator is in the form of a mesh capable of ion conduction, and the size of the body is suitably one to three times the size of the ion.
- the conduction of ions is not performed.
- the conduction of ions is excessive, which is not preferable.
- the conductive separator is conductive and may be made of a metal or carbon material in the form of a body and any of them.
- the metal used herein is preferably high in conductivity and thermally stable, such as gold, silver, copper, iron, nickel and alloys thereof.
- any one of conductive carbon materials such as graphene, graphite, carbon nanotubes, and carbon fibers having a sheet shape and a mixture thereof may be used.
- the present invention can provide a thermal activation type non-rechargeable battery using a metal foam negative electrode impregnated with lithium.
- the Example was manufactured by the following method.
- the pore size of the metal foam made of nickel was 800 ⁇ m and the porosity was 90%.
- the metal foam was rolled to 10,000 kgf to make a diameter of 35 mm and a thickness of 0.5 mm.
- the rolled metal foam was coated with LiCl-KCl salt.
- the prepared metal foam container was placed in a vacuum furnace, and reduced in pressure to -1 atm to obtain a vacuum, and then argon gas was injected into the vacuum furnace. This process was carried out three times to completely remove the air in the vacuum furnace and create an argon gas atmosphere.
- the argon gas was kept at a flow rate of 100 cc / min, and the internal temperature of the vacuum furnace was increased at 10 ° C./min, and maintained at 500 ° C. for 4 hours to impregnate lithium into the metal foam, and then naturally cooled to room temperature.
- the lithium-impregnated metal foam was removed from the vacuum furnace, placed in an electrode cup, a conductive separator was placed thereon, and an electrode cup top was covered thereon, thereby preparing an example negative electrode.
- a conventional LiSi anode was prepared in the form of pellets. Discharge test was carried out by manufacturing a unit cell using the negative electrode of the Example and Comparative Example and the results are shown in FIG.
- the discharge was performed in the form of a pulse of an average of 2A at 500 ° C. for 1 second at 4A, 4 seconds at 2A, and 1 second at 0A.
- the initial OCV (open circuit voltage) of the embodiment is about 2.1V, which is higher than 1.9V, which is the OCV of the conventional comparative example.
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- Electrochemistry (AREA)
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- Engineering & Computer Science (AREA)
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- Dispersion Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Cell Electrode Carriers And Collectors (AREA)
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Abstract
Description
| 샘플명 | 용량 (A·s/g) |
| 실시예 | 1050 |
| 비교예 | 2913 |
Claims (13)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016549779A JP6286568B2 (ja) | 2014-07-23 | 2014-07-28 | 薄膜型メタルフォーム及びカップを適用した熱活性化方式リザーブ型電池の負極製造方法 |
| US14/438,536 US9647260B2 (en) | 2014-07-23 | 2014-07-28 | Method of manufacturing anode for thermally activated reserve battery using thin metal foam and cup |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020140093194A KR101484042B1 (ko) | 2014-07-23 | 2014-07-23 | 박막형 메탈폼 및 컵을 적용한 열활성화 방식 비축형전지 음극 제조방법 |
| KR10-2014-0093194 | 2014-07-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2016013704A1 true WO2016013704A1 (ko) | 2016-01-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2014/006854 Ceased WO2016013704A1 (ko) | 2014-07-23 | 2014-07-28 | 박막형 메탈폼 및 컵을 적용한 열활성화 방식 비축형전지 음극 제조방법 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US9647260B2 (ko) |
| JP (1) | JP6286568B2 (ko) |
| KR (1) | KR101484042B1 (ko) |
| WO (1) | WO2016013704A1 (ko) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018125982A1 (en) | 2016-12-29 | 2018-07-05 | Illumina, Inc. | Analysis system for orthogonal access to and tagging of biomolecules in cellular compartments |
| US20210126239A1 (en) * | 2019-05-07 | 2021-04-29 | Agency For Defense Development | Anode for thermal battery, apparatus for manufacturing the anode for thermal battery, and method of manufacturing the anode for thermal battery |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101802115B1 (ko) | 2017-06-16 | 2017-11-28 | 국방과학연구소 | 금속 폼을 이용한 열전지 양극의 제조 방법 |
| US10741835B1 (en) * | 2017-08-18 | 2020-08-11 | Apple Inc. | Anode structure for a lithium metal battery |
| CN108107092B (zh) * | 2017-11-17 | 2019-09-27 | 清华大学 | 一种带有参比电极的锂离子电池的浸润制备方法 |
| KR101920850B1 (ko) * | 2018-04-19 | 2018-11-21 | 국방과학연구소 | 열전지용 리튬 전극 제조장치 |
| KR101920851B1 (ko) | 2018-04-19 | 2018-11-21 | 국방과학연구소 | 액체리튬전극 |
| KR102082907B1 (ko) * | 2018-05-16 | 2020-02-28 | 주식회사 제이이노텍 | 리튬 금속을 음극으로 사용하는 리튬 전지의 전극 제조방법 |
| EP3796767B1 (en) * | 2018-09-28 | 2024-03-06 | Lg Chem, Ltd. | Composite material |
| KR102384275B1 (ko) * | 2018-12-28 | 2022-04-07 | 한국자동차연구원 | 리튬이온 이차전지용 음극 및 그 제조방법 |
| KR102097078B1 (ko) * | 2019-05-07 | 2020-04-03 | 국방과학연구소 | 열전지용 리튬 음극 제조 장치 및 열전지용 리튬 음극의 제조 방법 |
| KR102767199B1 (ko) * | 2019-05-07 | 2025-02-13 | 국방과학연구소 | 열전지용 리튬 음극 제조 장치 및 열전지용 리튬 음극의 제조 방법 |
| KR102050003B1 (ko) * | 2019-05-07 | 2019-11-28 | 국방과학연구소 | 금속 합금 폼을 포함하는 리튬 음극, 이를 포함하는 열전지 및 그 제조 방법 |
| KR102097077B1 (ko) * | 2019-05-07 | 2020-04-03 | 국방과학연구소 | 금속 합금 폼을 포함하는 리튬 음극, 이를 포함하는 열전지 및 그 제조 방법 |
| KR102131924B1 (ko) * | 2019-11-29 | 2020-07-08 | 국방과학연구소 | 열전지 및 그 제조 방법 |
| KR102476807B1 (ko) * | 2020-11-26 | 2022-12-12 | 국방과학연구소 | 열전지 및 그 제조 방법 |
| CN115332474B (zh) * | 2022-07-28 | 2025-07-15 | 上海空间电源研究所 | 一种热电池用层状锂金属复合负极及其制备方法 |
| KR102796740B1 (ko) * | 2024-09-20 | 2025-04-15 | 국방과학연구소 | 이중 친리튬화 공정을 이용한 열전지용 음극재 및 열전지 제조방법 |
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| IL135981A0 (en) | 2000-05-04 | 2001-05-20 | Israel State | A new fe-li-al anode composite and thermal battery containing same |
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| US20210126239A1 (en) * | 2019-05-07 | 2021-04-29 | Agency For Defense Development | Anode for thermal battery, apparatus for manufacturing the anode for thermal battery, and method of manufacturing the anode for thermal battery |
| US11784299B2 (en) * | 2019-05-07 | 2023-10-10 | Agency For Defense Development | Anode for thermal battery, apparatus for manufacturing the anode for thermal battery, and method of manufacturing the anode for thermal battery |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2017506411A (ja) | 2017-03-02 |
| US20160276651A1 (en) | 2016-09-22 |
| JP6286568B2 (ja) | 2018-02-28 |
| KR101484042B1 (ko) | 2015-01-19 |
| US9647260B2 (en) | 2017-05-09 |
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