TWI825921B - 經被覆之球狀化石墨、鋰離子二次電池用負極及鋰離子二次電池 - Google Patents

經被覆之球狀化石墨、鋰離子二次電池用負極及鋰離子二次電池 Download PDF

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TWI825921B
TWI825921B TW111130741A TW111130741A TWI825921B TW I825921 B TWI825921 B TW I825921B TW 111130741 A TW111130741 A TW 111130741A TW 111130741 A TW111130741 A TW 111130741A TW I825921 B TWI825921 B TW I825921B
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spheroidized graphite
less
graphite
coated
negative electrode
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TW111130741A
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TW202313464A (zh
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山地遼太
間所靖
松﨑晃
伏脇祐介
須藤幹人
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日商杰富意化學股份有限公司
日商杰富意鋼鐵股份有限公司
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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
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/20—Graphite
    • C01B32/21—After-treatment
    • 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
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    • H01M4/00—Electrodes
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    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H—ELECTRICITY
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    • 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
    • H01M4/58—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
    • 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
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    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
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    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
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    • 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
    • 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
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    • 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)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Battery Electrode And Active Subsutance (AREA)
TW111130741A 2021-08-17 2022-08-16 經被覆之球狀化石墨、鋰離子二次電池用負極及鋰離子二次電池 TWI825921B (zh)

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JP2021-132828 2021-08-17
JP2021132828 2021-08-17

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TW202313464A TW202313464A (zh) 2023-04-01
TWI825921B true TWI825921B (zh) 2023-12-11

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US (1) US11840452B2 (https=)
EP (1) EP4212479A4 (https=)
JP (1) JP7309087B1 (https=)
KR (1) KR102618399B1 (https=)
CN (1) CN116368635B (https=)
CA (2) CA3234344C (https=)
TW (1) TWI825921B (https=)
WO (1) WO2023021958A1 (https=)

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KR102691511B1 (ko) * 2022-05-20 2024-08-05 주식회사 엘피엔 신규한 조립구상흑연의 제조방법, 이를 이용하여 제조된 조립구상흑연, 및 이를 음극활물질로 포함하는 이차전지
EP4579770A4 (en) * 2022-09-30 2025-09-10 Ningde Amperex Technology Ltd NEGATIVE ELECTRODE MATERIAL, RECHARGEABLE BATTERY AND ELECTRICAL APPLIANCE
EP4657532A3 (en) * 2022-09-30 2026-02-18 LG Energy Solution, Ltd. Negative electrode and secondary battery

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TW201345031A (zh) * 2012-03-02 2013-11-01 杰富意化學股份有限公司 鋰離子二次電池用負極材料、鋰離子二次電池用負極及鋰離子二次電池
CN110078065A (zh) * 2014-07-07 2019-08-02 三菱化学株式会社 碳材料、碳材料的制造方法、以及使用了碳材料的非水系二次电池
CN111517319A (zh) * 2013-03-26 2020-08-11 三菱化学株式会社 碳材料、使用该碳材料的非水系二次电池
CN112368864A (zh) * 2019-01-17 2021-02-12 株式会社Lg化学 二次电池用负极活性材料、包含其的负极及其制造方法
CN112499624A (zh) * 2020-11-30 2021-03-16 湖北亿纬动力有限公司 一种天然石墨的改性方法、改性天然石墨及应用

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JP5754098B2 (ja) 2009-09-15 2015-07-22 三菱化学株式会社 リチウムイオン二次電池用炭素材料
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KR20140016925A (ko) * 2011-03-30 2014-02-10 미쓰비시 가가꾸 가부시키가이샤 비수계 이차 전지용 흑연 입자 및 그 제조 방법, 부극 그리고 비수계 이차 전지
CN103460459B (zh) * 2011-03-30 2016-01-20 三菱化学株式会社 非水系二次电池用碳材料及负极、以及非水系二次电池
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WO2021066581A1 (ko) * 2019-10-04 2021-04-08 주식회사 엘지화학 구형화된 카본계 음극활물질, 이의 제조방법, 이를 포함하는 음극 및 리튬 이차전지
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TW201345031A (zh) * 2012-03-02 2013-11-01 杰富意化學股份有限公司 鋰離子二次電池用負極材料、鋰離子二次電池用負極及鋰離子二次電池
CN111517319A (zh) * 2013-03-26 2020-08-11 三菱化学株式会社 碳材料、使用该碳材料的非水系二次电池
CN110078065A (zh) * 2014-07-07 2019-08-02 三菱化学株式会社 碳材料、碳材料的制造方法、以及使用了碳材料的非水系二次电池
CN112368864A (zh) * 2019-01-17 2021-02-12 株式会社Lg化学 二次电池用负极活性材料、包含其的负极及其制造方法
CN112499624A (zh) * 2020-11-30 2021-03-16 湖北亿纬动力有限公司 一种天然石墨的改性方法、改性天然石墨及应用

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TW202313464A (zh) 2023-04-01
CA3229558A1 (en) 2023-02-23
CN116368635B (zh) 2024-03-29
KR102618399B1 (ko) 2023-12-27
EP4212479A1 (en) 2023-07-19
JPWO2023021958A1 (https=) 2023-02-23
CN116368635A (zh) 2023-06-30
EP4212479A4 (en) 2024-07-24
CA3234344C (en) 2025-06-10
JP7309087B1 (ja) 2023-07-14
KR20230051609A (ko) 2023-04-18
WO2023021958A1 (ja) 2023-02-23
US11840452B2 (en) 2023-12-12
US20230286806A1 (en) 2023-09-14
CA3234344A1 (en) 2023-02-23

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