JP7786590B2 - 負極及び二次電池 - Google Patents

負極及び二次電池

Info

Publication number
JP7786590B2
JP7786590B2 JP2024536832A JP2024536832A JP7786590B2 JP 7786590 B2 JP7786590 B2 JP 7786590B2 JP 2024536832 A JP2024536832 A JP 2024536832A JP 2024536832 A JP2024536832 A JP 2024536832A JP 7786590 B2 JP7786590 B2 JP 7786590B2
Authority
JP
Japan
Prior art keywords
layer
negative electrode
current collector
active material
electrode current
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2024536832A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024024302A5 (https=
JPWO2024024302A1 (https=
Inventor
雄一 佐野
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of JPWO2024024302A1 publication Critical patent/JPWO2024024302A1/ja
Publication of JPWO2024024302A5 publication Critical patent/JPWO2024024302A5/ja
Application granted granted Critical
Publication of JP7786590B2 publication Critical patent/JP7786590B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H01M4/13—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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • 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
    • H01M4/36—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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/661—Metal or alloys, e.g. alloy coatings
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/661—Metal or alloys, e.g. alloy coatings
    • H01M4/662—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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/665—Composites
    • H01M4/667—Composites in the form of layers, e.g. coatings
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
JP2024536832A 2022-07-28 2023-06-12 負極及び二次電池 Active JP7786590B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022120791 2022-07-28
JP2022120791 2022-07-28
PCT/JP2023/021741 WO2024024302A1 (ja) 2022-07-28 2023-06-12 負極及び二次電池

Publications (3)

Publication Number Publication Date
JPWO2024024302A1 JPWO2024024302A1 (https=) 2024-02-01
JPWO2024024302A5 JPWO2024024302A5 (https=) 2025-01-31
JP7786590B2 true JP7786590B2 (ja) 2025-12-16

Family

ID=89706171

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024536832A Active JP7786590B2 (ja) 2022-07-28 2023-06-12 負極及び二次電池

Country Status (4)

Country Link
US (1) US20250054944A1 (https=)
JP (1) JP7786590B2 (https=)
CN (1) CN119404325A (https=)
WO (1) WO2024024302A1 (https=)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006059714A (ja) 2004-08-20 2006-03-02 Sony Corp 負極および電池
JP2008153078A (ja) 2006-12-18 2008-07-03 Sony Corp 負極および電池
JP2016521914A (ja) 2013-06-21 2016-07-25 ハイドロ−ケベック 高エネルギー電池用アノード
US20210336269A1 (en) 2020-04-28 2021-10-28 Samsung Sdi Co., Ltd. All-SOLID-STATE SECONDARY BATTERY
US20220045354A1 (en) 2020-08-06 2022-02-10 Samsung Electronics Co., Ltd. All-solid secondary battery and method of manufacturing the same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006059714A (ja) 2004-08-20 2006-03-02 Sony Corp 負極および電池
JP2008153078A (ja) 2006-12-18 2008-07-03 Sony Corp 負極および電池
JP2016521914A (ja) 2013-06-21 2016-07-25 ハイドロ−ケベック 高エネルギー電池用アノード
US20210336269A1 (en) 2020-04-28 2021-10-28 Samsung Sdi Co., Ltd. All-SOLID-STATE SECONDARY BATTERY
US20220045354A1 (en) 2020-08-06 2022-02-10 Samsung Electronics Co., Ltd. All-solid secondary battery and method of manufacturing the same

Also Published As

Publication number Publication date
US20250054944A1 (en) 2025-02-13
JPWO2024024302A1 (https=) 2024-02-01
WO2024024302A1 (ja) 2024-02-01
CN119404325A (zh) 2025-02-07

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