JP2021527936A - リチウム金属を負極に使用する全固体電池 - Google Patents
リチウム金属を負極に使用する全固体電池 Download PDFInfo
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- JP2021527936A JP2021527936A JP2021519518A JP2021519518A JP2021527936A JP 2021527936 A JP2021527936 A JP 2021527936A JP 2021519518 A JP2021519518 A JP 2021519518A JP 2021519518 A JP2021519518 A JP 2021519518A JP 2021527936 A JP2021527936 A JP 2021527936A
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
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- 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
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/471—Spacing elements inside cells other than separators, membranes or diaphragms; Manufacturing processes thereof
- H01M50/474—Spacing elements inside cells other than separators, membranes or diaphragms; Manufacturing processes thereof characterised by their position inside the cells
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- H—ELECTRICITY
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- 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
- H01M50/471—Spacing elements inside cells other than separators, membranes or diaphragms; Manufacturing processes thereof
- H01M50/477—Spacing elements inside cells other than separators, membranes or diaphragms; Manufacturing processes thereof characterised by their shape
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- H—ELECTRICITY
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- 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
- H01M50/471—Spacing elements inside cells other than separators, membranes or diaphragms; Manufacturing processes thereof
- H01M50/48—Spacing elements inside cells other than separators, membranes or diaphragms; Manufacturing processes thereof characterised by the material
- H01M50/486—Organic material
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- H—ELECTRICITY
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- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0065—Solid electrolytes
- H01M2300/0082—Organic polymers
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- H—ELECTRICITY
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- H01M2300/0085—Immobilising or gelification of electrolyte
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- H—ELECTRICITY
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- 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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- 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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- 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
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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
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Abstract
Description
Claims (10)
- 負極と、正極と、前記正極と負極との間に介在された固体電解質層と、を含む電極組立体を含む全固体電池であって、前記負極が、負極活物質としてリチウム金属を含み、
積層面の面積を基準にして固体電解質層、負極及び正極の面積が全て同じであるか、または固体電解質層、負極及び正極の順に面積が減少し、
前記負極が、固体電解質層と面接触し、かつ固体電解質層の面内に配置され、
前記正極が、固体電解質層を介在して負極と間接的に接触し、かつ負極の面内に配置され、
前記負極と固体電解質層との間に高分子樹脂を含む保護層がさらに備えられ、
前記保護層が、所定の幅を有する縁部及び前記縁部によって囲まれた開口部を有するフレーム形態であり、
前記開口部の面積が正極の面積よりも小さく、
開口部が正極面の内側に位置するように保護層が配置されている、全固体電池。 - 前記固体電解質層が、高分子系固体電解質を含む、請求項1に記載の全固体電池。
- 前記高分子系固体電解質が、ポリエーテル系高分子、ポリカーボネート系高分子、アクリレート系高分子、ポリシロキサン系高分子、ホスファゼン系高分子、ポリエチレン誘導体及びアルキレンオキサイド誘導体より選択されたいずれか一種以上を含む、請求項2に記載の全固体電池。
- 前記縁部によって負極の外周部分が固体電解質層と直接接触しない、請求項1から3のいずれか一項に記載の全固体電池。
- 前記保護層の厚さは、前記固体電解質層の厚さの1/10〜1/2である、請求項1から4のいずれか一項に記載の全固体電池。
- 前記保護層の縁部が所定の幅だけ前記固体電解質層の外側へ突出している、請求項1から5のいずれか一項に記載の全固体電池。
- 前記正極の末端の周縁が前記保護層の縁部の内側に位置するように積層される、請求項1から6のいずれか一項に記載の全固体電池。
- 積層面の面積を基準にして、前記固体電解質層、負極及び正極の面積が全て同一であり、前記保護層は、縁部における所定の幅を有する外側の一部が固体電解質層の外へ突出し、前記突出部分が固体電解質層の方向へ折り曲げられて固体電解質層及び正極の積層端面を囲む、請求項1から7のいずれか一項に記載の全固体電池。
- 前記突出部分の末端が正極の表面の外周の全部または一部を被覆する方式で保護層が折り曲げられている、請求項8に記載の全固体電池。
- 前記保護層が、ポリエチレン及びポリプロピレンの少なくとも一つ以上を含む、請求項1から9のいずれか一項に記載の全固体電池。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020180098857A KR102260429B1 (ko) | 2018-08-23 | 2018-08-23 | 리튬 금속을 음극으로 사용하는 전고체 전지 |
KR10-2018-0098857 | 2018-08-23 | ||
PCT/KR2019/010598 WO2020040533A1 (ko) | 2018-08-23 | 2019-08-20 | 리튬 금속을 음극으로 사용하는 전고체 전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021527936A true JP2021527936A (ja) | 2021-10-14 |
JP7130122B2 JP7130122B2 (ja) | 2022-09-02 |
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Application Number | Title | Priority Date | Filing Date |
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JP2021519518A Active JP7130122B2 (ja) | 2018-08-23 | 2019-08-20 | リチウム金属を負極に使用する全固体電池 |
Country Status (9)
Country | Link |
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US (1) | US20210242446A1 (ja) |
EP (1) | EP3832774B1 (ja) |
JP (1) | JP7130122B2 (ja) |
KR (1) | KR102260429B1 (ja) |
CN (1) | CN112204800B (ja) |
ES (1) | ES2947440T3 (ja) |
HU (1) | HUE062105T2 (ja) |
PL (1) | PL3832774T3 (ja) |
WO (1) | WO2020040533A1 (ja) |
Cited By (1)
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---|---|---|---|---|
JP2022040100A (ja) * | 2020-08-28 | 2022-03-10 | 三星エスディアイ株式会社 | 全固体二次電池 |
Families Citing this family (3)
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US20240154182A1 (en) * | 2021-03-29 | 2024-05-09 | Nissan Motor Co., Ltd. | Lithium Secondary Battery |
JPWO2022230468A1 (ja) * | 2021-04-28 | 2022-11-03 | ||
EP4309228A2 (en) | 2021-09-27 | 2024-01-24 | QuantumScape Battery, Inc. | Electrochemical stack and method of assembly thereof |
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2018
- 2018-08-23 KR KR1020180098857A patent/KR102260429B1/ko active IP Right Grant
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- 2019-08-20 ES ES19851710T patent/ES2947440T3/es active Active
- 2019-08-20 WO PCT/KR2019/010598 patent/WO2020040533A1/ko unknown
- 2019-08-20 JP JP2021519518A patent/JP7130122B2/ja active Active
- 2019-08-20 PL PL19851710.4T patent/PL3832774T3/pl unknown
- 2019-08-20 EP EP19851710.4A patent/EP3832774B1/en active Active
- 2019-08-20 HU HUE19851710A patent/HUE062105T2/hu unknown
- 2019-08-20 CN CN201980036344.9A patent/CN112204800B/zh active Active
- 2019-08-20 US US16/972,171 patent/US20210242446A1/en active Pending
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JP2006179241A (ja) * | 2004-12-21 | 2006-07-06 | Matsushita Electric Ind Co Ltd | 固体電池 |
JP2012038425A (ja) * | 2010-08-03 | 2012-02-23 | Toyota Motor Corp | 電極体の製造方法及び電極体 |
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JP2022040100A (ja) * | 2020-08-28 | 2022-03-10 | 三星エスディアイ株式会社 | 全固体二次電池 |
JP7271621B2 (ja) | 2020-08-28 | 2023-05-11 | 三星エスディアイ株式会社 | 全固体二次電池 |
Also Published As
Publication number | Publication date |
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EP3832774B1 (en) | 2023-06-07 |
EP3832774A1 (en) | 2021-06-09 |
CN112204800A (zh) | 2021-01-08 |
KR20200023575A (ko) | 2020-03-05 |
CN112204800B (zh) | 2024-01-26 |
US20210242446A1 (en) | 2021-08-05 |
ES2947440T3 (es) | 2023-08-09 |
KR102260429B1 (ko) | 2021-06-03 |
JP7130122B2 (ja) | 2022-09-02 |
EP3832774A4 (en) | 2021-09-01 |
HUE062105T2 (hu) | 2023-09-28 |
WO2020040533A1 (ko) | 2020-02-27 |
PL3832774T3 (pl) | 2023-08-14 |
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