KR20240014046A - 복합체 입자, 부극 합제층 및 리튬 이온 이차 전지 - Google Patents

복합체 입자, 부극 합제층 및 리튬 이온 이차 전지 Download PDF

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Publication number
KR20240014046A
KR20240014046A KR1020237038688A KR20237038688A KR20240014046A KR 20240014046 A KR20240014046 A KR 20240014046A KR 1020237038688 A KR1020237038688 A KR 1020237038688A KR 20237038688 A KR20237038688 A KR 20237038688A KR 20240014046 A KR20240014046 A KR 20240014046A
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South Korea
Prior art keywords
composite particles
composite
diameter
mass
negative electrode
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Pending
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KR1020237038688A
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English (en)
Korean (ko)
Inventor
유지 이토
마사토 후지타
아키히사 도네가와
다카유키 구리타
히로후미 이노우에
Original Assignee
가부시끼가이샤 레조낙
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Publication of KR20240014046A publication Critical patent/KR20240014046A/ko
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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
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • 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
    • 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
    • C01B33/02—Silicon
    • C01B33/021—Preparation
    • C01B33/027—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material
    • 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
    • H01M4/362—Composites
    • 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
    • H01M4/38—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
    • H01M4/58—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
    • 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
    • H01M4/624—Electric conductive fillers
    • H01M4/625—Carbon or graphite
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/74—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by peak-intensities or a ratio thereof only
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
    • C01P2002/82—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by IR- or Raman-data
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
    • C01P2002/85—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by XPS, EDX or EDAX data
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/03—Particle morphology depicted by an image obtained by SEM
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/14—Pore volume
    • 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
    • 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)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
KR1020237038688A 2021-05-28 2022-05-26 복합체 입자, 부극 합제층 및 리튬 이온 이차 전지 Pending KR20240014046A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2021-089939 2021-05-28
JP2021089939 2021-05-28
PCT/JP2022/021539 WO2022250109A1 (ja) 2021-05-28 2022-05-26 複合体粒子、負極合剤層およびリチウムイオン二次電池

Publications (1)

Publication Number Publication Date
KR20240014046A true KR20240014046A (ko) 2024-01-31

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Family Applications (1)

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KR1020237038688A Pending KR20240014046A (ko) 2021-05-28 2022-05-26 복합체 입자, 부극 합제층 및 리튬 이온 이차 전지

Country Status (6)

Country Link
US (1) US20240250242A1 (https=)
EP (1) EP4350809A4 (https=)
JP (1) JPWO2022250109A1 (https=)
KR (1) KR20240014046A (https=)
CN (1) CN117321797A (https=)
WO (1) WO2022250109A1 (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4660133A1 (en) * 2023-02-02 2025-12-10 Group14 Technologies, Inc. Si-c composite particles, method for producing same, and use of same
JP7731386B2 (ja) * 2023-02-14 2025-08-29 プライムプラネットエナジー＆ソリューションズ株式会社 二次電池
CN116314671B (zh) * 2023-02-22 2024-07-23 石大胜华新材料集团股份有限公司 一种硅碳复合材料的制备方法和硅碳复合材料
NO20230903A1 (en) * 2023-08-23 2025-02-24 Cenate As Silicon-based composite particles with growth-ring resembling structure
JP2025102565A (ja) * 2023-12-26 2025-07-08 信越化学工業株式会社 負極活物質の製造装置及び負極活物質の製造方法
WO2025243989A1 (ja) * 2024-05-22 2025-11-27 パナソニックエナジー株式会社 非水電解質二次電池
CN119812205B (zh) * 2024-12-09 2025-11-11 浙江锂威能源科技有限公司 一种负极片及二次电池
JP7782088B1 (ja) * 2025-04-22 2025-12-08 信越化学工業株式会社 負極活物質及びその製造方法
JP7784585B1 (ja) * 2025-04-22 2025-12-11 信越化学工業株式会社 負極活物質及びその製造方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100424786B1 (ko) 1995-12-22 2004-07-16 제너럴 인스트루먼트 코포레이션 해쉬키를이용한암호화서명의생성방법과재생방법및장치
JP2019522872A (ja) 2016-06-14 2019-08-15 ネクシオン リミテッド 金属イオン電池用電極
JP2020537324A (ja) 2017-11-06 2020-12-17 エルジー・ケム・リミテッド リチウム二次電池

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5267976B2 (ja) * 2008-05-27 2013-08-21 Ｎｅｃエナジーデバイス株式会社 リチウムイオン二次電池用負極、およびそれを用いたリチウムイオン二次電池
JP6422208B2 (ja) * 2013-09-27 2018-11-14 三菱ケミカル株式会社 非水系二次電池負極用炭素材、それを用いた非水系二次電池用負極及び非水系二次電池
CN119419246A (zh) * 2015-08-28 2025-02-11 14集团技术公司 具有极其持久的锂嵌入的新型材料及其制造方法
JP2018163776A (ja) * 2017-03-24 2018-10-18 パナソニックＩｐマネジメント株式会社 複合材料およびその製造方法
US11258058B2 (en) * 2019-11-08 2022-02-22 Enevate Corporation Silicon carbon composite powder active material
GB2580033B (en) 2018-12-19 2021-03-10 Nexeon Ltd Electroactive materials for metal-Ion batteries
WO2020128523A1 (en) * 2018-12-21 2020-06-25 Nexeon Limited Process for preparing electroactive materials for metal-ion batteries
CN109585781B (zh) * 2018-12-29 2026-01-13 深圳市比克动力电池有限公司 一种锂离子电池负极极片以及应用该极片的锂离子电池
CN112582589B (zh) * 2020-11-20 2023-05-30 万华化学(四川)有限公司 一种硅-石墨复合负极材料、制备方法及其制成的锂离子电池

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100424786B1 (ko) 1995-12-22 2004-07-16 제너럴 인스트루먼트 코포레이션 해쉬키를이용한암호화서명의생성방법과재생방법및장치
JP2019522872A (ja) 2016-06-14 2019-08-15 ネクシオン リミテッド 金属イオン電池用電極
JP2020537324A (ja) 2017-11-06 2020-12-17 エルジー・ケム・リミテッド リチウム二次電池

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US20240250242A1 (en) 2024-07-25
JPWO2022250109A1 (https=) 2022-12-01
EP4350809A1 (en) 2024-04-10
WO2022250109A1 (ja) 2022-12-01
EP4350809A4 (en) 2025-08-06
CN117321797A (zh) 2023-12-29

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