CN118974965A - 非水电解质二次电池用负极及非水电解质二次电池 - Google Patents

非水电解质二次电池用负极及非水电解质二次电池 Download PDF

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Publication number
CN118974965A
CN118974965A CN202380029789.0A CN202380029789A CN118974965A CN 118974965 A CN118974965 A CN 118974965A CN 202380029789 A CN202380029789 A CN 202380029789A CN 118974965 A CN118974965 A CN 118974965A
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CN
China
Prior art keywords
negative electrode
silicon
nonaqueous electrolyte
secondary battery
phase
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Pending
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CN202380029789.0A
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English (en)
Chinese (zh)
Inventor
白根隆行
小西淳之
铃木扩哲
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Panasonic Intellectual Property Management Co Ltd
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Panasonic Intellectual Property Management Co Ltd
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Publication of CN118974965A publication Critical patent/CN118974965A/zh
Pending legal-status Critical Current

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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
    • H01M4/38—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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • 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
    • 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
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
    • 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
    • H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
    • 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
    • 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
    • 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)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
CN202380029789.0A 2022-03-25 2023-03-08 非水电解质二次电池用负极及非水电解质二次电池 Pending CN118974965A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022050391 2022-03-25
JP2022-050391 2022-03-25
PCT/JP2023/008861 WO2023181949A1 (ja) 2022-03-25 2023-03-08 非水電解質二次電池用負極および非水電解質二次電池

Publications (1)

Publication Number Publication Date
CN118974965A true CN118974965A (zh) 2024-11-15

Family

ID=88100765

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380029789.0A Pending CN118974965A (zh) 2022-03-25 2023-03-08 非水电解质二次电池用负极及非水电解质二次电池

Country Status (5)

Country Link
US (1) US20250210623A1 (https=)
EP (1) EP4503175A4 (https=)
JP (1) JPWO2023181949A1 (https=)
CN (1) CN118974965A (https=)
WO (1) WO2023181949A1 (https=)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101772113B1 (ko) * 2011-11-08 2017-08-29 삼성에스디아이 주식회사 음극 활물질, 그 제조방법, 이를 포함하는 전극 및 이를 채용한 리튬 전지
JP2015046218A (ja) * 2011-12-28 2015-03-12 パナソニック株式会社 非水電解質二次電池用電極およびそれを用いた非水電解質二次電池
JP6102727B2 (ja) * 2013-12-25 2017-03-29 株式会社豊田自動織機 複合負極活物質体、非水電解質二次電池用負極および非水電解質二次電池
JP2016081881A (ja) * 2014-10-22 2016-05-16 トヨタ自動車株式会社 非水電解液二次電池
JP6403540B2 (ja) 2014-10-30 2018-10-10 信越化学工業株式会社 リチウムイオン二次電池用負極材及びその製造方法、リチウムイオン二次電池用負極並びにリチウムイオン二次電池
KR102307911B1 (ko) * 2017-04-27 2021-10-01 삼성에스디아이 주식회사 리튬이차전지용 음극 활물질 및 이를 포함하는 음극을 구비한 리튬이차전지
JP6874744B2 (ja) * 2018-08-03 2021-05-19 株式会社Ｇｓユアサ 非水電解液二次電池
KR102691451B1 (ko) * 2018-12-13 2024-08-05 삼성전자주식회사 음극 활물질 및 이를 채용한 리튬 이차 전지, 및 상기 음극 활물질의 제조방법
CN111682183B (zh) * 2020-06-22 2022-10-28 贝特瑞新材料集团股份有限公司 多元复合负极材料及其制备方法和锂离子电池
JP7582135B2 (ja) * 2021-09-13 2024-11-13 トヨタ自動車株式会社 被覆負極活物質および全固体電池

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Publication number Publication date
EP4503175A1 (en) 2025-02-05
EP4503175A4 (en) 2025-12-03
US20250210623A1 (en) 2025-06-26
JPWO2023181949A1 (https=) 2023-09-28
WO2023181949A1 (ja) 2023-09-28

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