JP7744404B2 - 電池セル - Google Patents
電池セルInfo
- Publication number
- JP7744404B2 JP7744404B2 JP2023212862A JP2023212862A JP7744404B2 JP 7744404 B2 JP7744404 B2 JP 7744404B2 JP 2023212862 A JP2023212862 A JP 2023212862A JP 2023212862 A JP2023212862 A JP 2023212862A JP 7744404 B2 JP7744404 B2 JP 7744404B2
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- battery cell
- negative electrode
- metal
- current collector
- advantageously
- Prior art date
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0561—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of inorganic materials only
- H01M10/0562—Solid 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0567—Liquid materials characterised by the additives
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0568—Liquid materials characterised by the solutes
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0569—Liquid materials characterised by the solvents
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
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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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
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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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/134—Electrodes based on metals, Si or alloys
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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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/136—Electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
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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
- H01M4/36—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
- H01M4/386—Silicon or alloys based on silicon
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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
- 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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
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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
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/027—Negative 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
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0065—Solid electrolytes
- H01M2300/0068—Solid electrolytes inorganic
- H01M2300/008—Halides
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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
- H01M2300/00—Electrolytes
- H01M2300/0085—Immobilising or gelification of electrolyte
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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
- H01M2300/00—Electrolytes
- H01M2300/0088—Composites
- H01M2300/0091—Composites in the form of mixtures
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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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
- Conductive Materials (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Battery Electrode And Active Subsutance (AREA)
Description
以下で、添付図面を参照しながら本発明の態様をより詳細に記載するが、同じ参照番号は同じ特徴を示す。
実施例1
非水性溶媒としての20.25gのDME中に、第1の金属塩としての12.65gのLiFSI、第2の金属塩としての19.42gのLiTFSI、3.00gのAlCl3、及び界面活性剤としての2.02gのHFEを加えることにより、液体前駆体を調製した。
8.00gのアセトニトリル(ACN)中に、金属塩としての16.00gのLiFSI、2.66gのAlCl3及び界面活性剤としての2.00gのHFEを加えることにより、液体前駆体を調製した。次に、液体前駆体を20℃の温度で24時間保持し、固体電解質(SSE)を得た。
非水性溶媒としての10.00gのDME中に、金属塩としての10.02gのLiFSI、1.90gのAlCl3及び界面活性剤としての1.25gのHFEを加えることにより、懸濁液を調製した。
非水性溶媒としての20.00gのDME中に、金属塩としての10.00gのLiFSI、2.01gのAlCl3及び界面活性剤としての2.50gのHFEを加えることにより、液体前駆体を調製した。
その後、液体前駆体を電池セル内に用意し、60℃で48時間保持して液体前駆体を固体電解質に変換した。SSEは、SSEの総重量を基準として、28.99重量%のLiFSI、5.82重量%のAlCl3、7.24重量%のHFE及び57.95重量%のDMEを含んだ。
2 正極
3 固体電解質
4 負極集電体
5 セパレーター
6 高表面積基材
7 高表面積基材の表面
8 負極集電体の表面
9 負極リード延長部
10 電子伝導体
12 負極
13 アノードフリー電池セルの充電曲線
14 アノードフリー電池セルの放電曲線
15 第1の負極含有電池セルの充電曲線
16 第1の負極含有電池セルの放電曲線
17 第1の負極含有電池セルの負極容量
18 第1の負極含有電池セルの正極容量
19 第2の負極含有電池セルの負極容量
20 第2の負極含有電池セルの正極容量
21 積層負極含有電池セルの負極容量
22 積層負極含有電池セルの正極容量
23 積層負極含有電池セルの充電曲線
24 積層負極含有電池セルの放電曲線
100 アノードフリー金属電池セル
101 アノードフリー金属電池セル
102 負極含有電池セル
103 負極含有電池セル
104 アノードフリー金属電池セル
105 アノードフリー金属電池セル
106 アノードフリー金属電池セル
Claims (15)
- 正極集電体(1)、正極(2)、固体電解質(3)を含み、負極集電体(4)又は負極集電体として機能する電子伝導体(10)を更に含む電池セル(100、101、102、103、104、105、106)であって、
前記固体電解質(3)は、非水性溶媒、アルミニウムベースハロゲン化化合物AlXn の高分子型、アルカリ金属、アルカリ土類金属又は周期表のIb族、IIb族、又はIIIa族の金属の金属塩、及びビス(フルオロスルホニル)イミド(FSI)アニオンを含み、式中、Xはハロゲン原子であり、nは1~6であることを特徴とする、電池セル。 - 前記金属は、リチウム、ナトリウム、マグネシウム、アルミニウム、亜鉛又は銀である、請求項1に記載の電池セル(100、101、102、103、104、105、106)。
- Xは、Clであり、nは3であり、前記アルミニウムベースハロゲン化化合物はAlCl3である、請求項1に記載の電池セル(100、101、102、103、104、105、106)。
- 前記金属塩は2種以上のアニオンを含み、前記金属塩の前記アニオンの1種は前記FSIである、請求項1に記載の電池セル(100、101、102、103、104、105、106)。
- アニオンを含む少なくとも1種のさらなる金属塩を更に含み、前記少なくとも1種のさらなる金属塩のアニオンは、ビス(トリフルオロメタン)スルホンイミド(TFSI)、ジシアナミド(DCA)、過塩素酸(ClO4)、ジフルオロビス(オキサラト)ボレート(DFOB)又はヘキサフルオロホスフェート(PF6)である、請求項4に記載の電池セル(100、101、102、103、104、105、106)。
- 前記非水性溶媒は、アセトニトリル、ジメトキシエタン、又はイオン液体である、請求項1に記載の電池セル(100、101、102、103、104、105、106)。
- 前記非水性溶媒は、アニオンを含むイオン液体であり、前記イオン液体のアニオンは前記FSIである、請求項1に記載の電池セル(100、101、102、103、104、105、106)。
- 前記正極(2)と、前記負極集電体(4)又は前記電子伝導体(10)との間にセパレーター(5)を更に含む、請求項1に記載の電池セル(101、103、106)。
- 前記固体電解質(3)と前記負極集電体(4)との間に負極(12)を更に含む、請求項1に記載の電池セル(102、103)。
- 前記負極(12)は、アルカリ金属、アルカリ土類金属又は周期表のIb族、IIb族、又はIIIa族の金属、又はこれらの2種以上の組み合わせを含む金属層を含む、請求項9に記載の電池セル(102、103)。
- 前記負極(12)は、インターカレーション電極又は変換電極を含み、前記変換電極は、酸化物、窒化物、硫化物又はこれらの2種以上の組み合わせを含む、請求項9に記載の電池セル(102、103)。
- 前記正極(2)及び前記負極集電体(4)又は前記電子伝導体(10)の間に設けられた高表面積基材(6)を更に含み、前記高表面積基材(6)の表面(7)の少なくとも一部は、前記負極集電体(4)又は前記電子伝導体(10)の表面の少なくとも一部と接触する、請求項1に記載の電池セル(104、105、106)。
- 電子伝導体(10)を含み、負極リード延長部(9)を更に含み、前記電子伝導体(10)の表面の少なくとも一部は、前記負極リード延長部(9)の表面の少なくとも一部と接触する、請求項12に記載の電池セル(105、106)。
- 前記電池セル(100、101、102、103、104、105、106)は、二次電池セルである、請求項1に記載の電池セル(100、101、102、103、104、105、106)。
- 請求項1に記載のx個の電池セル(100、101、102、103、104、105、106)の積層体を含む電池であって、xは、2~20である、電池。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP22216083.0 | 2022-12-22 | ||
| EP22216083.0A EP4391109A1 (en) | 2022-12-22 | 2022-12-22 | Battery cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2024091542A JP2024091542A (ja) | 2024-07-04 |
| JP7744404B2 true JP7744404B2 (ja) | 2025-09-25 |
Family
ID=84569826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023212862A Active JP7744404B2 (ja) | 2022-12-22 | 2023-12-18 | 電池セル |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20240213527A1 (ja) |
| EP (1) | EP4391109A1 (ja) |
| JP (1) | JP7744404B2 (ja) |
| KR (1) | KR20240100296A (ja) |
| CN (1) | CN118248926A (ja) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060189776A1 (en) | 2000-06-16 | 2006-08-24 | Angell Charles A | Solid polymeric electrolytes for lithium batteries |
| JP2008243822A (ja) | 2001-11-20 | 2008-10-09 | Canon Inc | リチウム二次電池用の電極材料、電極構造体及び二次電池 |
| JP2015046318A (ja) | 2013-08-28 | 2015-03-12 | 富士フイルム株式会社 | リチウムイオン伝導性部材、リチウムイオン蓄電素子、リチウムイオン二次電池およびリチウムイオン伝導性部材の製造方法 |
| JP2020524889A (ja) | 2017-06-26 | 2020-08-20 | エルジー・ケム・リミテッド | リチウム二次電池 |
| JP2021150205A (ja) | 2020-03-19 | 2021-09-27 | 株式会社東芝 | 二次電池、電池パック、車両及び定置用電源 |
| WO2022105614A1 (zh) | 2020-11-23 | 2022-05-27 | 宁德时代新能源科技股份有限公司 | 锂金属负极、其制备方法及其相关的锂金属电池和装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10367189B2 (en) | 2014-09-10 | 2019-07-30 | Battelle Memorial Institute | Anode-free rechargeable battery |
-
2022
- 2022-12-22 EP EP22216083.0A patent/EP4391109A1/en active Pending
-
2023
- 2023-12-04 US US18/528,191 patent/US20240213527A1/en active Pending
- 2023-12-18 JP JP2023212862A patent/JP7744404B2/ja active Active
- 2023-12-19 CN CN202311760505.3A patent/CN118248926A/zh active Pending
- 2023-12-21 KR KR1020230188841A patent/KR20240100296A/ko active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060189776A1 (en) | 2000-06-16 | 2006-08-24 | Angell Charles A | Solid polymeric electrolytes for lithium batteries |
| JP2008243822A (ja) | 2001-11-20 | 2008-10-09 | Canon Inc | リチウム二次電池用の電極材料、電極構造体及び二次電池 |
| JP2015046318A (ja) | 2013-08-28 | 2015-03-12 | 富士フイルム株式会社 | リチウムイオン伝導性部材、リチウムイオン蓄電素子、リチウムイオン二次電池およびリチウムイオン伝導性部材の製造方法 |
| JP2020524889A (ja) | 2017-06-26 | 2020-08-20 | エルジー・ケム・リミテッド | リチウム二次電池 |
| JP2021150205A (ja) | 2020-03-19 | 2021-09-27 | 株式会社東芝 | 二次電池、電池パック、車両及び定置用電源 |
| WO2022105614A1 (zh) | 2020-11-23 | 2022-05-27 | 宁德时代新能源科技股份有限公司 | 锂金属负极、其制备方法及其相关的锂金属电池和装置 |
Non-Patent Citations (1)
| Title |
|---|
| ZHU, Guanshou et al.,Rechargeable Na/Cl2 and Li/Cl2 batteries,nature,英国,Springer Nature,2021年08月26日,Vol. 596, Issue 7873,p.525-530,DOI:10.1038/s41586-021-03757-z,published online: 25 August 2021 |
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| KR20240100296A (ko) | 2024-07-01 |
| CN118248926A (zh) | 2024-06-25 |
| US20240213527A1 (en) | 2024-06-27 |
| JP2024091542A (ja) | 2024-07-04 |
| EP4391109A1 (en) | 2024-06-26 |
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