JP7756326B2 - 二次電池用負極、二次電池、及び二次電池用負極の製造方法 - Google Patents

二次電池用負極、二次電池、及び二次電池用負極の製造方法

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Publication number
JP7756326B2
JP7756326B2 JP2023517426A JP2023517426A JP7756326B2 JP 7756326 B2 JP7756326 B2 JP 7756326B2 JP 2023517426 A JP2023517426 A JP 2023517426A JP 2023517426 A JP2023517426 A JP 2023517426A JP 7756326 B2 JP7756326 B2 JP 7756326B2
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negative electrode
secondary battery
peak value
based material
less
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JP2023517426A
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Japanese (ja)
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JPWO2022230661A5 (https=
JPWO2022230661A1 (https=
Inventor
明宏 谷口
基浩 坂田
薫 井上
健祐 名倉
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Panasonic Intellectual Property Management Co Ltd
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Panasonic Intellectual Property Management Co Ltd
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Classifications

    • 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
    • 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
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • 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
    • 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
    • H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • 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
    • 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
    • H01M4/1393—Processes of manufacture of electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • 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
    • H01M4/1395—Processes of manufacture of electrodes based on metals, Si or alloys
    • 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
    • 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
    • H01M4/364—Composites as mixtures
    • 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
    • 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
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
    • 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
    • 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
    • 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)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Inorganic Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
JP2023517426A 2021-04-26 2022-04-12 二次電池用負極、二次電池、及び二次電池用負極の製造方法 Active JP7756326B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021073909 2021-04-26
JP2021073909 2021-04-26
PCT/JP2022/017625 WO2022230661A1 (ja) 2021-04-26 2022-04-12 二次電池用負極、二次電池、及び二次電池用負極の製造方法

Publications (3)

Publication Number Publication Date
JPWO2022230661A1 JPWO2022230661A1 (https=) 2022-11-03
JPWO2022230661A5 JPWO2022230661A5 (https=) 2024-02-01
JP7756326B2 true JP7756326B2 (ja) 2025-10-20

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JP2023517426A Active JP7756326B2 (ja) 2021-04-26 2022-04-12 二次電池用負極、二次電池、及び二次電池用負極の製造方法

Country Status (5)

Country Link
US (1) US20240204166A1 (https=)
EP (1) EP4333106A4 (https=)
JP (1) JP7756326B2 (https=)
CN (1) CN117178384A (https=)
WO (1) WO2022230661A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2024242077A1 (https=) * 2023-05-24 2024-11-28
WO2025141848A1 (ja) * 2023-12-28 2025-07-03 ＴｅｒａＷａｔｔ Ｔｅｃｈｎｏｌｏｇｙ株式会社 リチウム２次電池
WO2025225537A1 (ja) * 2024-04-22 2025-10-30 パナソニックＩｐマネジメント株式会社 負極活物質、負極、および電池
WO2026034443A1 (ja) * 2024-08-06 2026-02-12 パナソニックＩｐマネジメント株式会社 非水電解質二次電池
CN119993982A (zh) * 2025-04-15 2025-05-13 江苏天合储能有限公司 用于碱金属离子电池的电极极片、制作方法和电池

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008159333A (ja) 2006-12-21 2008-07-10 Toyota Motor Corp リチウム二次電池用負極およびリチウム二次電池
JP2015520911A (ja) 2012-04-18 2015-07-23 アプライド マテリアルズ インコーポレイテッドＡｐｐｌｉｅｄ Ｍａｔｅｒｉａｌｓ，Ｉｎｃｏｒｐｏｒａｔｅｄ 高いイオン伝導率を有するピンホールの無い固体の状態の電解質
WO2019189007A1 (ja) 2018-03-30 2019-10-03 本田技研工業株式会社 固体電池

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100818263B1 (ko) * 2006-12-19 2008-03-31 삼성에스디아이 주식회사 다공성 음극 활물질, 그 제조 방법 및 이를 채용한 음극과리튬 전지
JP4998358B2 (ja) * 2008-04-08 2012-08-15 ソニー株式会社 リチウムイオン二次電池用負極およびリチウムイオン二次電池
KR20140105794A (ko) * 2011-12-02 2014-09-02 도요타지도샤가부시키가이샤 리튬 2차 전지와 그 제조 방법
JP5827977B2 (ja) 2013-07-30 2015-12-02 住友ベークライト株式会社 リチウムイオン二次電池用負極活物質、リチウムイオン二次電池用負極合剤、リチウムイオン二次電池用負極、及びリチウムイオン二次電池
JP6897507B2 (ja) * 2017-11-09 2021-06-30 トヨタ自動車株式会社 非水電解質二次電池およびその製造方法
CN108767195B (zh) * 2018-04-27 2021-01-26 国联汽车动力电池研究院有限责任公司 一种孔隙结构可调的硅基电极及其制备方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008159333A (ja) 2006-12-21 2008-07-10 Toyota Motor Corp リチウム二次電池用負極およびリチウム二次電池
JP2015520911A (ja) 2012-04-18 2015-07-23 アプライド マテリアルズ インコーポレイテッドＡｐｐｌｉｅｄ Ｍａｔｅｒｉａｌｓ，Ｉｎｃｏｒｐｏｒａｔｅｄ 高いイオン伝導率を有するピンホールの無い固体の状態の電解質
WO2019189007A1 (ja) 2018-03-30 2019-10-03 本田技研工業株式会社 固体電池

Also Published As

Publication number Publication date
EP4333106A4 (en) 2025-04-16
US20240204166A1 (en) 2024-06-20
EP4333106A1 (en) 2024-03-06
JPWO2022230661A1 (https=) 2022-11-03
WO2022230661A1 (ja) 2022-11-03
CN117178384A (zh) 2023-12-05

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