JP6868335B2 - 固体バッテリおよび製造方法 - Google Patents
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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
- H01M4/362—Composites
- H01M4/366—Composites as layered products
-
- 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
-
- 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
-
- 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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—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
- H01M2004/021—Physical characteristics, e.g. porosity, surface area
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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
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- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
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Description
該方法は、
複数の活性電極材料粒子および電気伝導性添加物を含む電極スラリーを準備するステップと、
電極スラリーを基板に塗布するステップと、
電極スラリーを乾燥して、電極コーティングを形成するステップと、
電極コーティングを圧縮して、圧縮された電極コーティングを形成するステップと、
液体または粘性のガラス前駆体を、圧縮された電極コーティングに設けるステップと、
熱処理を実施して、ガラス前駆体を、複数の孔を含む固体多孔性電気絶縁材料に転換するステップとを含む。
第2基板の上に、複数の活性カソード材料粒子、電気伝導性添加物および第2ガラス前駆体を少なくとも含む圧縮されたカソードコーティングを形成するステップと、
第3ガラス前駆体を、アノードコーティングおよびカソードコーティングの少なくとも一方の上に設けるステップと、
第3ガラス前駆体を70℃〜150℃の範囲の温度で乾燥し、これにより予め定めた厚さを有するガラス層を形成するステップと、
その後、圧縮されたカソードコーティング、圧縮されたカソードコーティングおよびガラス層を150℃〜500℃の範囲の温度に加熱し、これにより第1ガラス前駆体、第2ガラス前駆体およびガラス層を、複数の孔を含む固体多孔性材料に転換するステップと、
液体電解質材料を用いて、複数の孔を少なくとも部分的に充填するステップと、
液体電解質材料を乾燥し、これにより複数の孔の内面に固体電解質材料を形成し、これにより複合カソード、複合電解質層および複合アノードを形成するステップとを含む。
Claims (6)
- 活性電極材料および固体電解質を含む複合電極であって、
活性電極材料は、互いに電気接触した複数の活性電極材料粒子を含み、該複数の活性電極材料粒子は網状組織を形成しており、複数の活性電極材料粒子の間に開口または空間を備え、
複合電極に含まれる固体電解質は、複合電解質であり、複数の活性電極材料粒子の間にある開口または空間内に設けられ、
該複合電解質は、
複数の孔を有する多孔性ガラスと、
該複数の孔の内面を覆う固体電解質材料とを備える、複合電極。 - 電気伝導性の添加物をさらに備える請求項1記載の複合電極。
- アノード、固体電解質層およびカソードのスタックを備えた固体バッテリであって、
アノードおよびカソードの少なくとも1つは、請求項1または2記載の複合電極である、固体バッテリ。 - 固体電解質層は、複数の孔を有する多孔性ガラスと、該複数の孔の内面を覆う固体電解質材料とを含む複合電解質を備える請求項3記載の固体バッテリ。
- 複合電極および固体電解質層は、同じ複合電解質を含む請求項4記載の固体バッテリ。
- アノードと電気接触した第1電流コレクタと、
カソードと電気接触した第2電流コレクタとをさらに備える請求項3〜5のいずれかに記載の固体バッテリ。
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US11888149B2 (en) | 2013-03-21 | 2024-01-30 | University Of Maryland | Solid state battery system usable at high temperatures and methods of use and manufacture thereof |
DE102016216253A1 (de) | 2016-08-30 | 2018-03-01 | Robert Bosch Gmbh | Elektrodenmaterial für eine Lithium-Ionen-Batterie |
FR3059158A1 (fr) * | 2016-11-18 | 2018-05-25 | Universite De Tours Francois Rabelais | Realisation de batteries 3d par voie liquide |
CN110165221B (zh) * | 2018-02-14 | 2021-12-24 | 辉能科技股份有限公司 | 极层复合材料 |
TWI645601B (zh) * | 2018-02-14 | 2018-12-21 | 輝能科技股份有限公司 | 極層複合材料 |
EP3752308A4 (en) | 2018-02-15 | 2021-11-17 | University of Maryland, College Park | ORDERLY, POROUS SOLID ELECTROLYTE STRUCTURES, ELECTROCHEMICAL DEVICES THEREFORE, METHOD FOR MANUFACTURING THEREOF |
US10930971B2 (en) * | 2018-02-27 | 2021-02-23 | Nissan North America, Inc. | Solid-state battery with polymer electrode structure |
CN111868991A (zh) * | 2018-03-19 | 2020-10-30 | Tdk株式会社 | 全固体电池 |
FR3080945A1 (fr) * | 2018-05-07 | 2019-11-08 | I-Ten | Electrolytes mesoporeux pour dispositifs electrochimiques en couches minces |
CN111146411B (zh) * | 2018-11-06 | 2021-05-28 | 辉能科技股份有限公司 | 具有改良结构的极层复合材料 |
TWI676316B (zh) * | 2018-11-06 | 2019-11-01 | 輝能科技股份有限公司 | 極層複合材料改良結構 |
US11569527B2 (en) | 2019-03-26 | 2023-01-31 | University Of Maryland, College Park | Lithium battery |
US11870054B2 (en) * | 2020-06-30 | 2024-01-09 | Nissan North America, Inc. | Solid-state lithium batteries incorporating lithium microspheres |
DE102020117301A1 (de) | 2020-07-01 | 2022-01-05 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Elektrodenstapel einer Lithiumzelle |
EP3974562A1 (en) | 2020-09-28 | 2022-03-30 | Imec VZW | Electrochemical process for forming a solid electrolyte |
EP4020626A1 (en) | 2020-12-23 | 2022-06-29 | Imec VZW | Coated three-dimensional electronically conductive network for use as an electrode |
CN114284568B (zh) * | 2021-12-29 | 2023-07-25 | 蜂巢能源科技(无锡)有限公司 | 一种电芯的制备方法、系统、电芯和电池 |
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-
2015
- 2015-12-24 JP JP2015251513A patent/JP6868335B2/ja active Active
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2016
- 2016-01-11 US US14/992,873 patent/US20160204427A1/en not_active Abandoned
- 2016-01-12 EP EP16150916.1A patent/EP3043406B1/en active Active
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US20160204427A1 (en) | 2016-07-14 |
EP3043406B1 (en) | 2018-03-14 |
JP7123101B2 (ja) | 2022-08-22 |
EP3043406A1 (en) | 2016-07-13 |
JP2021005571A (ja) | 2021-01-14 |
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