JP2020113434A - 全固体電池および全固体電池の製造方法 - Google Patents
全固体電池および全固体電池の製造方法 Download PDFInfo
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- 239000007787 solid Substances 0.000 claims description 2
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
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- 238000007789 sealing Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
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- H—ELECTRICITY
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- 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
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- 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
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- H01M10/058—Construction or manufacture
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- H01M4/64—Carriers or collectors
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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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/172—Arrangements of electric connectors penetrating the casing
- H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
- H01M50/178—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells for pouch or flexible bag cells
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
- H01M50/533—Electrode connections inside a battery casing characterised by the shape of the leads or tabs
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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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/547—Terminals characterised by the disposition of the terminals on the cells
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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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
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- H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
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- H—ELECTRICITY
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- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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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
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0065—Solid electrolytes
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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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- 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
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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- Connection Of Batteries Or Terminals (AREA)
- Sealing Battery Cases Or Jackets (AREA)
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Abstract
Description
20 電極積層体
23 正極層
24 負極層
29 固体電解質層
30 正極集電体
34 極層密着体
40 負極集電体
44 極層密着体
54 補強シーラント
62 絶縁材
Claims (8)
- 正極層と、負極層と、前記正極層と前記負極層との間に配置された固体電解質層と、を含む電極積層体が厚さ方向に複数積層された全固体電池において、
正極集電体と、負極集電体と、を備え、
前記正極集電体が、前記電極積層体のそれぞれの前記正極層同士を電気的に接続するように、折込まれて配置されており、
前記負極集電体が、前記電極積層体のそれぞれの前記負極層同士を電気的に接続するように、折込まれて配置されていること
を特徴とする全固体電池。 - 前記正極集電体が、前記電極積層体のそれぞれの前記正極層同士を電気的に接続するように、つづら折り状に折込まれて配置されており、
前記負極集電体が、前記電極積層体のそれぞれの前記負極層同士を電気的に接続するように、つづら折り状に折込まれて配置されており、
前記正極集電体および前記負極集電体の折込方向が互いに交差していること
を特徴とする請求項1に記載の全固体電池。 - 正極集電体の周縁の一部は、外部との電気的接続を行うための正極導出部として突出しており、
負極集電体の周縁の一部は、外部との電気的接続を行うための負極導出部として突出して
いることを特徴とする請求項1または請求項2に記載の全固体電池。 - 正極導出部および負極導出部は、それぞれ少なくとも片面にシーラントが貼り付けられていることを特徴とする請求項3に記載の全固体電池。
- 各電極積層体の正極層および負極層の少なくとも一方の表面には、それぞれ極層密着体が配置されていること
を特徴とする請求項1ないし請求項4のいずれか1項に記載の全固体電池。 - 電極積層体のそれぞれが、正極層と、負極層と、前記正極層と前記負極層との間に配置された固体電解質層と、を含む電極成型体が直列接続にて複数積層されたものであること
を特徴とする請求項1ないし請求項5のいずれか1項に記載の全固体電池。 - 請求項1ないし請求項6のいずれか1項に記載の全固体電池の製造方法において、
正極集電体/負極集電体に、第1の電極積層体を正極層/負極層が接するように配置する第1工程と、
前記第1の電極積層体の負極層/正極層に接するように、負極集電体/正極集電体を配置する第2工程と、
第2工程における負極集電体/正極集電体に第2の電極積層体の負極層/正極層が接するように配置する第3工程と、
前記第2の電極積層体の正極層/負極層に接するように、前記正極集電体/負極集電体を折込む第4工程と、
第4工程における正極集電体/負極集電体に第3の電極積層体の正極層/負極層が接するように配置する第5工程と、
第5工程における前記第3の電極積層体の負極層/正極層に接するように、前記負極集電体/正極集電体に折込む第6工程と、
を含む
ことを特徴とする全固体電池の製造方法。 - 第4工程における折込方向と、第6工程における折込方向が互いに交差する
ことを特徴とする請求項7に記載の全固体電池の製造方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019003020A JP7411331B2 (ja) | 2019-01-11 | 2019-01-11 | 全固体電池および全固体電池の製造方法 |
US17/422,077 US11848421B2 (en) | 2019-01-11 | 2019-12-26 | All-solid-state battery and method for manufacturing all-solid-state battery |
KR1020217025351A KR20210110714A (ko) | 2019-01-11 | 2019-12-26 | 전고체전지 및 전고체전지의 제조방법 |
EP19909336.0A EP3910701A4 (en) | 2019-01-11 | 2019-12-26 | ALL-SOLID-SOLID BATTERY AND METHOD FOR MANUFACTURING ALL-SOLID-SOLID BATTERY |
PCT/JP2019/051068 WO2020145177A1 (ja) | 2019-01-11 | 2019-12-26 | 全固体電池および全固体電池の製造方法 |
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JP2019003020A JP7411331B2 (ja) | 2019-01-11 | 2019-01-11 | 全固体電池および全固体電池の製造方法 |
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JP2020113434A true JP2020113434A (ja) | 2020-07-27 |
JP7411331B2 JP7411331B2 (ja) | 2024-01-11 |
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US (1) | US11848421B2 (ja) |
EP (1) | EP3910701A4 (ja) |
JP (1) | JP7411331B2 (ja) |
KR (1) | KR20210110714A (ja) |
WO (1) | WO2020145177A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20220044109A (ko) * | 2020-09-30 | 2022-04-06 | 도요타 지도샤(주) | 전지 |
JP2022145585A (ja) * | 2021-03-18 | 2022-10-04 | 輝能科技股▲分▼有限公司 | 電極組立体及びその電池装置 |
US12126053B2 (en) | 2020-09-30 | 2024-10-22 | Toyota Jidosha Kabushiki Kaisha | Battery |
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GB2611335A (en) * | 2021-09-30 | 2023-04-05 | Dyson Technology Ltd | Battery stack |
DE102022102761A1 (de) | 2022-02-07 | 2023-08-10 | Volkswagen Aktiengesellschaft | Feststoffzellenbatterie sowie Verfahren zur Herstellung einer solchen Feststoffbatterie |
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2019
- 2019-01-11 JP JP2019003020A patent/JP7411331B2/ja active Active
- 2019-12-26 EP EP19909336.0A patent/EP3910701A4/en active Pending
- 2019-12-26 WO PCT/JP2019/051068 patent/WO2020145177A1/ja unknown
- 2019-12-26 KR KR1020217025351A patent/KR20210110714A/ko unknown
- 2019-12-26 US US17/422,077 patent/US11848421B2/en active Active
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WO2018016112A1 (ja) * | 2016-07-20 | 2018-01-25 | 株式会社日立ハイテクファインシステムズ | 二次電池およびその製造方法 |
JP2019021621A (ja) * | 2017-07-14 | 2019-02-07 | パナソニックIpマネジメント株式会社 | 電池 |
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KR102668902B1 (ko) * | 2020-09-30 | 2024-05-23 | 도요타 지도샤(주) | 전지 |
US12126053B2 (en) | 2020-09-30 | 2024-10-22 | Toyota Jidosha Kabushiki Kaisha | Battery |
JP2022145585A (ja) * | 2021-03-18 | 2022-10-04 | 輝能科技股▲分▼有限公司 | 電極組立体及びその電池装置 |
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JP7417647B2 (ja) | 2021-03-18 | 2024-01-18 | 輝能科技股▲分▼有限公司 | 電極組立体及びその電池装置 |
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KR20210110714A (ko) | 2021-09-08 |
US11848421B2 (en) | 2023-12-19 |
EP3910701A1 (en) | 2021-11-17 |
JP7411331B2 (ja) | 2024-01-11 |
US20220102760A1 (en) | 2022-03-31 |
WO2020145177A1 (ja) | 2020-07-16 |
EP3910701A4 (en) | 2022-10-12 |
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