KR102791824B1 - 이차 전지, 그 제조 방법 및 이차 전지를 포함하는 장치 - Google Patents

이차 전지, 그 제조 방법 및 이차 전지를 포함하는 장치 Download PDF

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KR102791824B1
KR102791824B1 KR1020247016253A KR20247016253A KR102791824B1 KR 102791824 B1 KR102791824 B1 KR 102791824B1 KR 1020247016253 A KR1020247016253 A KR 1020247016253A KR 20247016253 A KR20247016253 A KR 20247016253A KR 102791824 B1 KR102791824 B1 KR 102791824B1
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negative electrode
active material
electrode active
secondary battery
film layer
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KR20240093683A (ko
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지아젱 왕
멩 강
시아오빈 동
유리앙 센
리빙 헤
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컨템포러리 엠퍼렉스 테크놀로지 (홍콩) 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
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • C—CHEMISTRY; METALLURGY
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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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    • 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
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • H—ELECTRICITY
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    • 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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H01M4/1393—Processes of manufacture of 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
    • H01M4/00—Electrodes
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    • H01M4/36—Selection of substances as active materials, active masses, active liquids
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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
    • H—ELECTRICITY
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    • 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
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    • C01P2004/60—Particles characterised by their size
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
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    • H01M2004/027—Negative 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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  • Electrochemistry (AREA)
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  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
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  • Manufacturing & Machinery (AREA)
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  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
KR1020247016253A 2020-04-30 2020-04-30 이차 전지, 그 제조 방법 및 이차 전지를 포함하는 장치 Active KR102791824B1 (ko)

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PCT/CN2020/088301 WO2021217587A1 (zh) 2020-04-30 2020-04-30 二次电池、其制备方法及含有该二次电池的装置
KR1020227018612A KR20220095221A (ko) 2020-04-30 2020-04-30 이차 전지, 그 제조 방법 및 이차 전지를 포함하는 장치

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KR20240093683A KR20240093683A (ko) 2024-06-24
KR102791824B1 true KR102791824B1 (ko) 2025-04-08

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KR1020227018612A Ceased KR20220095221A (ko) 2020-04-30 2020-04-30 이차 전지, 그 제조 방법 및 이차 전지를 포함하는 장치

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US (2) US12027695B2 (https=)
EP (1) EP3961769B1 (https=)
JP (1) JP7595667B2 (https=)
KR (2) KR102791824B1 (https=)
CN (1) CN113875051B (https=)
ES (1) ES2945476T3 (https=)
HU (1) HUE061901T2 (https=)
PL (1) PL3961769T3 (https=)
WO (1) WO2021217587A1 (https=)

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JP2026506141A (ja) * 2023-04-07 2026-02-20 寧徳時代新能源科技股▲分▼有限公司 二次電池及び電気装置
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CN120073033A (zh) * 2023-11-30 2025-05-30 宁德时代新能源科技股份有限公司 一种二次电池及用电装置
CN119833580B (zh) * 2023-11-30 2025-09-02 宁德时代新能源科技股份有限公司 负极活性材料、负极极片、电池和用电装置
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KR102826515B1 (ko) * 2018-10-02 2025-06-27 주식회사 엘지에너지솔루션 실리콘계 화합물을 포함하는 다층 구조 음극 및 이를 포함하는 리튬 이차전지
CN110148708B (zh) * 2019-05-30 2021-05-11 珠海冠宇电池股份有限公司 一种负极片及锂离子电池
CN110660965B (zh) * 2019-08-29 2021-12-17 孚能科技(赣州)股份有限公司 负极片及其制备方法和锂离子电池及其制备方法和应用
CN111082129B (zh) * 2019-12-24 2021-01-12 东莞新能源科技有限公司 电化学装置和电子装置

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