JP7491478B2 - 二次電池用活物質および二次電池 - Google Patents

二次電池用活物質および二次電池 Download PDF

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Publication number
JP7491478B2
JP7491478B2 JP2023540943A JP2023540943A JP7491478B2 JP 7491478 B2 JP7491478 B2 JP 7491478B2 JP 2023540943 A JP2023540943 A JP 2023540943A JP 2023540943 A JP2023540943 A JP 2023540943A JP 7491478 B2 JP7491478 B2 JP 7491478B2
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Japan
Prior art keywords
active material
carbon
secondary battery
silicon
silicon oxide
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JP2023540943A
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Japanese (ja)
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JPWO2023157642A1 (https=
JPWO2023157642A5 (https=
Inventor
培新 諸
賢一 川瀬
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DIC Corp
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DIC Corp
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Publication of JPWO2023157642A5 publication Critical patent/JPWO2023157642A5/ja
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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
    • 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)
  • Battery Electrode And Active Subsutance (AREA)
  • Electric Double-Layer Capacitors Or The Like (AREA)
JP2023540943A 2022-02-21 2023-02-02 二次電池用活物質および二次電池 Active JP7491478B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022024812 2022-02-21
JP2022024812 2022-02-21
PCT/JP2023/003304 WO2023157642A1 (ja) 2022-02-21 2023-02-02 二次電池用活物質および二次電池

Publications (3)

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JPWO2023157642A1 JPWO2023157642A1 (https=) 2023-08-24
JPWO2023157642A5 JPWO2023157642A5 (https=) 2024-01-24
JP7491478B2 true JP7491478B2 (ja) 2024-05-28

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ID=87578517

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JP2023540943A Active JP7491478B2 (ja) 2022-02-21 2023-02-02 二次電池用活物質および二次電池

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Country Link
JP (1) JP7491478B2 (https=)
TW (1) TW202345438A (https=)
WO (1) WO2023157642A1 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005310759A (ja) 2004-03-26 2005-11-04 Shin Etsu Chem Co Ltd 珪素複合体粒子及びその製造方法並びに非水電解質二次電池用負極材
WO2014098070A1 (ja) 2012-12-19 2014-06-26 Dic株式会社 非水性二次電池負極用活物質、及び非水性二次電池
JP2020113495A (ja) 2019-01-16 2020-07-27 信越化学工業株式会社 非水電解質二次電池用負極活物質及び非水電解質二次電池、並びに、非水電解質二次電池用負極材の製造方法
JP2021048049A (ja) 2019-09-18 2021-03-25 信越化学工業株式会社 負極活物質、負極及びそれらの製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101631137B1 (ko) * 2014-10-17 2016-06-17 주식회사 케이씨씨 실리콘-실리콘 옥시카바이드 복합체, 이의 제조 방법, 이를 포함하는 음극 활물질 및 리튬이차전지
JP6547309B2 (ja) * 2015-01-29 2019-07-24 東レ株式会社 リチウムイオン二次電池用負極材料、リチウムイオン二次電池負極用ペースト、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
JP2020138895A (ja) * 2019-03-01 2020-09-03 Jnc株式会社 シリコン系微粒子／シリコン含有ポリマー複合体、ＳｉＯＣ構造体、並びにＳｉＯＣ構造体を用いた負極用組成物、負極及び二次電池

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005310759A (ja) 2004-03-26 2005-11-04 Shin Etsu Chem Co Ltd 珪素複合体粒子及びその製造方法並びに非水電解質二次電池用負極材
WO2014098070A1 (ja) 2012-12-19 2014-06-26 Dic株式会社 非水性二次電池負極用活物質、及び非水性二次電池
JP2020113495A (ja) 2019-01-16 2020-07-27 信越化学工業株式会社 非水電解質二次電池用負極活物質及び非水電解質二次電池、並びに、非水電解質二次電池用負極材の製造方法
JP2021048049A (ja) 2019-09-18 2021-03-25 信越化学工業株式会社 負極活物質、負極及びそれらの製造方法

Also Published As

Publication number Publication date
TW202345438A (zh) 2023-11-16
JPWO2023157642A1 (https=) 2023-08-24
WO2023157642A1 (ja) 2023-08-24

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