KR102640643B1 - 탄소질 피복 흑연 입자, 리튬 이온 2차 전지용 부극 및 리튬 이온 2차 전지 - Google Patents

탄소질 피복 흑연 입자, 리튬 이온 2차 전지용 부극 및 리튬 이온 2차 전지 Download PDF

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KR102640643B1
KR102640643B1 KR1020237011664A KR20237011664A KR102640643B1 KR 102640643 B1 KR102640643 B1 KR 102640643B1 KR 1020237011664 A KR1020237011664 A KR 1020237011664A KR 20237011664 A KR20237011664 A KR 20237011664A KR 102640643 B1 KR102640643 B1 KR 102640643B1
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graphite particles
carbonaceous
negative electrode
mass
particles
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KR20230050483A (ko
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미키토 스토
유스케 후시와키
아키라 마츠자키
료타 야마지
류타 하가
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제이에프이 케미칼 가부시키가이샤
제이에프이 스틸 가부시키가이샤
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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
    • C01B32/20—Graphite
    • C01B32/21—After-treatment
    • 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
    • C01B32/20—Graphite
    • 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
    • H01M4/13—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
    • H01M4/36—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
    • H01M4/58—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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/30—Particle morphology extending in three dimensions
    • C01P2004/32—Spheres
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
    • C01P2004/84—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases one phase coated with the other
    • 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
    • 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
    • C01P2006/16—Pore diameter
    • 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
    • C01P2006/40—Electric properties
    • 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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Battery Electrode And Active Subsutance (AREA)
KR1020237011664A 2021-08-17 2022-07-28 탄소질 피복 흑연 입자, 리튬 이온 2차 전지용 부극 및 리튬 이온 2차 전지 Active KR102640643B1 (ko)

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JPJP-P-2021-132738 2021-08-17
JP2021132738 2021-08-17
PCT/JP2022/029179 WO2023021959A1 (ja) 2021-08-17 2022-07-28 炭素質被覆黒鉛粒子、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

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KR20230050483A KR20230050483A (ko) 2023-04-14
KR102640643B1 true KR102640643B1 (ko) 2024-02-23

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US (1) US11804593B2 (https=)
EP (1) EP4215482B1 (https=)
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JP7740283B2 (ja) * 2023-02-20 2025-09-17 株式会社豊田中央研究所 複合炭素粒子、蓄電デバイス及び複合炭素粒子の製造方法

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WO2016194355A1 (ja) 2015-06-01 2016-12-08 Ｊｆｅケミカル株式会社 リチウムイオン二次電池負極材料用炭素質被覆黒鉛粒子、リチウムイオン二次電池負極およびリチウムイオン二次電池
CN107534148A (zh) 2015-06-01 2018-01-02 杰富意化学株式会社 锂离子二次电池负极材料用碳质包覆石墨粒子、锂离子二次电池负极和锂离子二次电池
WO2018043375A1 (ja) 2016-08-29 2018-03-08 株式会社Ｇｓユアサ 蓄電素子およびその製造方法
JP2019019048A (ja) 2017-07-13 2019-02-07 Ｊｆｅケミカル株式会社 炭素質被覆黒鉛粒子の製造方法、炭素質被覆黒鉛粒子、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
JP2021138810A (ja) 2020-03-03 2021-09-16 関西熱化学株式会社 カーボンブラック加圧成形体、及びその製造方法
US20210408521A1 (en) 2020-06-26 2021-12-30 Jfe Chemical Corporation Method for producing carbonaceous substance-coated graphite particles

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WO2016194355A1 (ja) 2015-06-01 2016-12-08 Ｊｆｅケミカル株式会社 リチウムイオン二次電池負極材料用炭素質被覆黒鉛粒子、リチウムイオン二次電池負極およびリチウムイオン二次電池
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WO2018043375A1 (ja) 2016-08-29 2018-03-08 株式会社Ｇｓユアサ 蓄電素子およびその製造方法
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JP2019019048A (ja) 2017-07-13 2019-02-07 Ｊｆｅケミカル株式会社 炭素質被覆黒鉛粒子の製造方法、炭素質被覆黒鉛粒子、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
JP2021138810A (ja) 2020-03-03 2021-09-16 関西熱化学株式会社 カーボンブラック加圧成形体、及びその製造方法
US20210408521A1 (en) 2020-06-26 2021-12-30 Jfe Chemical Corporation Method for producing carbonaceous substance-coated graphite particles

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CN116457957B (zh) 2024-07-23
EP4215482B1 (en) 2024-11-27
CN116457957A (zh) 2023-07-18
JPWO2023021959A1 (https=) 2023-02-23
US11804593B2 (en) 2023-10-31
EP4215482A1 (en) 2023-07-26
EP4215482A4 (en) 2024-05-29
KR20230050483A (ko) 2023-04-14
CA3229480A1 (en) 2023-02-23
US20230290933A1 (en) 2023-09-14
JP7224562B1 (ja) 2023-02-17

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