JP7632757B2 - 複合粒子、複合粒子の製造方法、二次電池用負極活物質、負極及び二次電池 - Google Patents

複合粒子、複合粒子の製造方法、二次電池用負極活物質、負極及び二次電池 Download PDF

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Publication number
JP7632757B2
JP7632757B2 JP2024529986A JP2024529986A JP7632757B2 JP 7632757 B2 JP7632757 B2 JP 7632757B2 JP 2024529986 A JP2024529986 A JP 2024529986A JP 2024529986 A JP2024529986 A JP 2024529986A JP 7632757 B2 JP7632757 B2 JP 7632757B2
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silicon
negative electrode
composite
group
composite particle
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JPWO2024181132A1 (enrdf_load_stackoverflow
JPWO2024181132A5 (enrdf_load_stackoverflow
Inventor
紘太朗 武田
培新 諸
賢一 川瀬
駿希 境
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DIC Corp
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DIC Corp
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/20—Silicates
    • C01B33/32—Alkali metal silicates
    • 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
    • H01M4/38—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
    • H01M4/48—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
    • 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
    • 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)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Battery Electrode And Active Subsutance (AREA)
JP2024529986A 2023-03-02 2024-02-15 複合粒子、複合粒子の製造方法、二次電池用負極活物質、負極及び二次電池 Active JP7632757B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2023031778 2023-03-02
JP2023031778 2023-03-02
PCT/JP2024/005138 WO2024181132A1 (ja) 2023-03-02 2024-02-15 複合粒子、複合粒子の製造方法、二次電池用負極活物質、負極及び二次電池

Publications (3)

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JPWO2024181132A1 JPWO2024181132A1 (enrdf_load_stackoverflow) 2024-09-06
JPWO2024181132A5 JPWO2024181132A5 (enrdf_load_stackoverflow) 2025-02-04
JP7632757B2 true JP7632757B2 (ja) 2025-02-19

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JP (1) JP7632757B2 (enrdf_load_stackoverflow)
WO (1) WO2024181132A1 (enrdf_load_stackoverflow)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007059213A (ja) 2005-08-24 2007-03-08 Toshiba Corp 非水電解質電池および負極活物質
JP2011222151A (ja) 2010-04-05 2011-11-04 Shin Etsu Chem Co Ltd 非水電解質二次電池用負極材及び非水電解質二次電池用負極材の製造方法並びにリチウムイオン二次電池
JP2018152250A (ja) 2017-03-13 2018-09-27 信越化学工業株式会社 負極材及びその負極材の製造方法、並びに混合負極材
WO2019142744A1 (ja) 2018-01-19 2019-07-25 三洋電機株式会社 非水電解質二次電池
WO2023171580A1 (ja) 2022-03-09 2023-09-14 パナソニックエナジー株式会社 二次電池用負極活物質および二次電池

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007059213A (ja) 2005-08-24 2007-03-08 Toshiba Corp 非水電解質電池および負極活物質
JP2011222151A (ja) 2010-04-05 2011-11-04 Shin Etsu Chem Co Ltd 非水電解質二次電池用負極材及び非水電解質二次電池用負極材の製造方法並びにリチウムイオン二次電池
JP2018152250A (ja) 2017-03-13 2018-09-27 信越化学工業株式会社 負極材及びその負極材の製造方法、並びに混合負極材
WO2019142744A1 (ja) 2018-01-19 2019-07-25 三洋電機株式会社 非水電解質二次電池
WO2023171580A1 (ja) 2022-03-09 2023-09-14 パナソニックエナジー株式会社 二次電池用負極活物質および二次電池

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JPWO2024181132A1 (enrdf_load_stackoverflow) 2024-09-06

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