KR20240087834A - 이차 전지용 복합 활물질 및 이차 전지 - Google Patents

이차 전지용 복합 활물질 및 이차 전지 Download PDF

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Publication number
KR20240087834A
KR20240087834A KR1020247011939A KR20247011939A KR20240087834A KR 20240087834 A KR20240087834 A KR 20240087834A KR 1020247011939 A KR1020247011939 A KR 1020247011939A KR 20247011939 A KR20247011939 A KR 20247011939A KR 20240087834 A KR20240087834 A KR 20240087834A
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KR
South Korea
Prior art keywords
active material
group
silicon
secondary battery
silicon particles
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.)
Pending
Application number
KR1020247011939A
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English (en)
Korean (ko)
Inventor
페이신 주
겐이치 가와세
고타로 다케다
Original Assignee
디아이씨 가부시끼가이샤
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
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Application filed by 디아이씨 가부시끼가이샤 filed Critical 디아이씨 가부시끼가이샤
Publication of KR20240087834A publication Critical patent/KR20240087834A/ko
Pending legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/05—Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30
    • 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
    • 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
    • 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
    • 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
    • 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
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • 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
    • 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
    • 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)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Composite Materials (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Silicon Compounds (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
KR1020247011939A 2021-10-25 2022-08-25 이차 전지용 복합 활물질 및 이차 전지 Pending KR20240087834A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021173871 2021-10-25
JPJP-P-2021-173871 2021-10-25
PCT/JP2022/031974 WO2023074099A1 (ja) 2021-10-25 2022-08-25 二次電池用複合活物質および二次電池

Publications (1)

Publication Number Publication Date
KR20240087834A true KR20240087834A (ko) 2024-06-19

Family

ID=86159336

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247011939A Pending KR20240087834A (ko) 2021-10-25 2022-08-25 이차 전지용 복합 활물질 및 이차 전지

Country Status (7)

Country Link
US (1) US20250038172A1 (https=)
EP (1) EP4425609A4 (https=)
JP (2) JP7364125B2 (https=)
KR (1) KR20240087834A (https=)
CN (1) CN117957672A (https=)
TW (1) TW202410513A (https=)
WO (1) WO2023074099A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119764340A (zh) * 2024-11-18 2025-04-04 江苏正力新能电池技术股份有限公司 负极片及其制备方法和电池

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025177402A1 (ja) * 2024-02-20 2025-08-28 Tdk株式会社 リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極及びリチウムイオン二次電池

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018060771A (ja) 2016-09-30 2018-04-12 信越化学工業株式会社 負極活物質、混合負極活物質材料、及び負極活物質の製造方法
JP2018156922A (ja) 2017-03-20 2018-10-04 デジュ・エレクトロニック・マテリアルズ・カンパニー・リミテッドＤａｅｊｏｏ Ｅｌｅｃｔｒｏｎｉｃ Ｍａｔｅｒｉａｌｓ Ｃｏ．， Ｌｔｄ． リチウム二次電池陰極材用シリコン複合酸化物及びその製造方法
JP2019202914A (ja) 2018-05-23 2019-11-28 株式会社豊田自動織機 リチウムドープ層状シリコンの製造方法
JP2020529709A (ja) 2018-01-31 2020-10-08 エルジー・ケム・リミテッド 負極活物質、これを含む負極及びリチウム二次電池

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4533822B2 (ja) 2005-08-24 2010-09-01 株式会社東芝 非水電解質電池および負極活物質
US20160049639A1 (en) 2013-03-22 2016-02-18 Sanyo Electric Co., Ltd. Nonaqueous electrolyte secondary battery
JP6430489B2 (ja) * 2014-03-24 2018-11-28 株式会社東芝 非水電解質電池用負極活物質、非水電解質二次電池用負極、非水電解質二次電池及び電池パック
JP2019043821A (ja) 2017-09-06 2019-03-22 パナソニックＩｐマネジメント株式会社 微粒子、微粒子の製造方法、及びリチウムイオン二次電池
KR102250897B1 (ko) 2018-01-30 2021-05-10 주식회사 엘지화학 리튬 이차전지용 음극 활물질, 이를 포함하는 음극 및 상기 음극을 포함하는 리튬 이온 이차 전지
JPWO2023053631A1 (https=) 2021-09-30 2023-04-06

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018060771A (ja) 2016-09-30 2018-04-12 信越化学工業株式会社 負極活物質、混合負極活物質材料、及び負極活物質の製造方法
JP2018156922A (ja) 2017-03-20 2018-10-04 デジュ・エレクトロニック・マテリアルズ・カンパニー・リミテッドＤａｅｊｏｏ Ｅｌｅｃｔｒｏｎｉｃ Ｍａｔｅｒｉａｌｓ Ｃｏ．， Ｌｔｄ． リチウム二次電池陰極材用シリコン複合酸化物及びその製造方法
JP2020529709A (ja) 2018-01-31 2020-10-08 エルジー・ケム・リミテッド 負極活物質、これを含む負極及びリチウム二次電池
JP2019202914A (ja) 2018-05-23 2019-11-28 株式会社豊田自動織機 リチウムドープ層状シリコンの製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119764340A (zh) * 2024-11-18 2025-04-04 江苏正力新能电池技术股份有限公司 负极片及其制备方法和电池

Also Published As

Publication number Publication date
JP7586255B2 (ja) 2024-11-19
TW202410513A (zh) 2024-03-01
JPWO2023074099A1 (https=) 2023-05-04
JP2023175812A (ja) 2023-12-12
EP4425609A4 (en) 2025-04-23
CN117957672A (zh) 2024-04-30
JP7364125B2 (ja) 2023-10-18
WO2023074099A1 (ja) 2023-05-04
US20250038172A1 (en) 2025-01-30
EP4425609A1 (en) 2024-09-04

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