KR102633472B1 - 부극 활성 재료, 이의 제조 방법, 이차 전지 및 이차 전지를 포함하는 장치 - Google Patents

부극 활성 재료, 이의 제조 방법, 이차 전지 및 이차 전지를 포함하는 장치 Download PDF

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KR102633472B1
KR102633472B1 KR1020227018084A KR20227018084A KR102633472B1 KR 102633472 B1 KR102633472 B1 KR 102633472B1 KR 1020227018084 A KR1020227018084 A KR 1020227018084A KR 20227018084 A KR20227018084 A KR 20227018084A KR 102633472 B1 KR102633472 B1 KR 102633472B1
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negative electrode
active material
electrode active
secondary battery
particle size
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KR20220092930A (ko
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멩 캉
시아오빈 동
지아젱 왕
리빙 헤
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컨템포러리 엠퍼렉스 테크놀로지 씨오., 리미티드
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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
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    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
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    • H01M4/04—Processes of manufacture in general
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    • H01M4/0404—Methods of deposition of the material by coating on electrode collectors
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    • 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
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    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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    • 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
    • H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
    • H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
    • H—ELECTRICITY
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    • 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
    • H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
    • H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
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    • 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
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    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
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    • 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
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    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • H—ELECTRICITY
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    • 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
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    • H01M2004/028—Positive electrodes
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    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • 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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  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Carbon And Carbon Compounds (AREA)
KR1020227018084A 2020-04-30 2020-04-30 부극 활성 재료, 이의 제조 방법, 이차 전지 및 이차 전지를 포함하는 장치 Active KR102633472B1 (ko)

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PCT/CN2020/088415 WO2021217617A1 (zh) 2020-04-30 2020-04-30 负极活性材料、其制备方法、二次电池及包含二次电池的装置

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CN (1) CN114223073B (https=)
ES (1) ES2945470T3 (https=)
HU (1) HUE062084T2 (https=)
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WO2023240603A1 (zh) * 2022-06-17 2023-12-21 宁德时代新能源科技股份有限公司 正极活性材料及其制备方法、正极极片、二次电池、电池模块、电池包和用电装置
CN114477162B (zh) * 2021-12-31 2023-09-05 惠州锂威新能源科技有限公司 一种石墨负极材料的制备方法及其制品、应用
CN114447275B (zh) * 2022-04-11 2022-09-09 比亚迪股份有限公司 负极极片及二次电池
KR102936588B1 (ko) 2022-07-27 2026-03-06 주식회사 엘지에너지솔루션 슬롯 다이 코터 및 이를 포함하는 전극 코팅 장치
CN115536019B (zh) * 2022-09-29 2024-02-09 大理宸宇储能新材料有限公司 人造石墨材料及其制备和在锂二次电池中的应用
CN115602837A (zh) * 2022-10-20 2023-01-13 中国第一汽车股份有限公司（Cn） 负极材料及其制备方法、负极涂料、负极极片及锂离子电池
JP2025518830A (ja) * 2022-11-25 2025-06-19 香港時代新能源科技有限公司 二次電池及び電力消費装置
CN116053471B (zh) * 2023-03-08 2023-08-18 宁德新能源科技有限公司 一种负极材料、负极极片、二次电池及用电装置
CN118630152B (zh) * 2023-03-09 2026-01-13 宁德时代新能源科技股份有限公司 负极活性材料及其制备方法、负极极片、二次电池和用电装置
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PL3955349T3 (pl) 2023-07-17
JP2023503693A (ja) 2023-01-31
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US11901557B2 (en) 2024-02-13
CN114223073B (zh) 2024-07-30
KR20220092930A (ko) 2022-07-04
JP7461476B2 (ja) 2024-04-03
US20220102711A1 (en) 2022-03-31
EP3955349B1 (en) 2023-04-19
EP3955349A1 (en) 2022-02-16
HUE062084T2 (hu) 2023-09-28
CN114223073A (zh) 2022-03-22
WO2021217617A1 (zh) 2021-11-04

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