JP7743495B2 - 非水電解質二次電池用負極及び非水電解質二次電池 - Google Patents

非水電解質二次電池用負極及び非水電解質二次電池

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Publication number
JP7743495B2
JP7743495B2 JP2023502358A JP2023502358A JP7743495B2 JP 7743495 B2 JP7743495 B2 JP 7743495B2 JP 2023502358 A JP2023502358 A JP 2023502358A JP 2023502358 A JP2023502358 A JP 2023502358A JP 7743495 B2 JP7743495 B2 JP 7743495B2
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negative electrode
active material
material layer
graphite particles
electrolyte secondary
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JPWO2022181489A1 (https=
JPWO2022181489A5 (https=
Inventor
翔 浦田
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Panasonic Energy Co Ltd
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Panasonic Energy Co Ltd
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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
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • 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
    • H01M4/13—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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • 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
    • H01M4/362—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
    • 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
    • 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
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/483—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides for non-aqueous cells
    • 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
    • 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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
JP2023502358A 2021-02-25 2022-02-18 非水電解質二次電池用負極及び非水電解質二次電池 Active JP7743495B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021028420 2021-02-25
JP2021028420 2021-02-25
PCT/JP2022/006688 WO2022181489A1 (ja) 2021-02-25 2022-02-18 非水電解質二次電池用負極及び非水電解質二次電池

Publications (3)

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JPWO2022181489A1 JPWO2022181489A1 (https=) 2022-09-01
JPWO2022181489A5 JPWO2022181489A5 (https=) 2023-11-16
JP7743495B2 true JP7743495B2 (ja) 2025-09-24

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Country Status (5)

Country Link
US (1) US20240097101A1 (https=)
EP (1) EP4300622A4 (https=)
JP (1) JP7743495B2 (https=)
CN (1) CN116964773A (https=)
WO (1) WO2022181489A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024048732A1 (ja) * 2022-08-31 2024-03-07 パナソニックエナジー株式会社 二次電池用負極、二次電池、および二次電池用負極の製造方法
CN115394952B (zh) * 2022-09-02 2025-02-11 湖北亿纬动力有限公司 一种厚电极及其制作方法与应用
KR20250004256A (ko) * 2022-11-25 2025-01-07 컨템포러리 엠퍼렉스 테크놀로지 (홍콩) 리미티드 이차 전지 및 전기 장치
TW202437575A (zh) * 2022-11-30 2024-09-16 日商松下新能源股份有限公司 非水電解質二次電池
CN115832202B (zh) * 2022-12-21 2023-09-29 楚能新能源股份有限公司 一种负极极片、锂离子电池及其制备方法
CN120809980A (zh) * 2024-04-02 2025-10-17 宁德时代新能源科技股份有限公司 二次电池及用电装置
KR20260025633A (ko) * 2024-08-16 2026-02-24 삼성에스디아이 주식회사 리튬 이차 전지용 음극 및 이를 포함하는 리튬 이차 전지
CN119905586A (zh) * 2025-03-31 2025-04-29 宁德新能源科技有限公司 二次电池和包括该二次电池的电子设备

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019239652A1 (ja) 2018-06-15 2019-12-19 三洋電機株式会社 非水電解質二次電池
WO2019239948A1 (ja) 2018-06-15 2019-12-19 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
WO2020044930A1 (ja) 2018-08-29 2020-03-05 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
WO2020175361A1 (ja) 2019-02-28 2020-09-03 三洋電機株式会社 非水電解質二次電池

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Publication number Priority date Publication date Assignee Title
JPH09298057A (ja) 1996-04-30 1997-11-18 Sanyo Electric Co Ltd リチウムイオン電池
JP3999890B2 (ja) 1998-09-10 2007-10-31 三洋電機株式会社 リチウム二次電池
JP2013246900A (ja) 2012-05-23 2013-12-09 Toyota Motor Corp 二次電池
US10115964B2 (en) * 2014-12-08 2018-10-30 Palo Alto Research Center Incorporated Advanced Si-C composite anode electrode for high energy density and longer cycle life
KR102106986B1 (ko) * 2016-03-25 2020-05-06 주식회사 엘지화학 이차 전지용 전극
PL3343675T3 (pl) * 2016-07-04 2021-05-17 Lg Chem, Ltd. Elektroda ujemna i akumulator zawierający tą elektrodę ujemną
CN210074034U (zh) * 2019-06-10 2020-02-14 深圳市优特利电源有限公司 一种锂离子电池负极片及锂离子电池

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019239652A1 (ja) 2018-06-15 2019-12-19 三洋電機株式会社 非水電解質二次電池
WO2019239948A1 (ja) 2018-06-15 2019-12-19 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
WO2020044930A1 (ja) 2018-08-29 2020-03-05 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
WO2020175361A1 (ja) 2019-02-28 2020-09-03 三洋電機株式会社 非水電解質二次電池

Also Published As

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WO2022181489A1 (ja) 2022-09-01
EP4300622A1 (en) 2024-01-03
JPWO2022181489A1 (https=) 2022-09-01
CN116964773A (zh) 2023-10-27
EP4300622A4 (en) 2025-06-18
US20240097101A1 (en) 2024-03-21

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