DK4141987T3 - Aktivt materiale til negativ elektrode, og elektrokemisk apparat og elektronisk apparat, der bruger dette materiale - Google Patents

Aktivt materiale til negativ elektrode, og elektrokemisk apparat og elektronisk apparat, der bruger dette materiale Download PDF

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Publication number
DK4141987T3
DK4141987T3 DK20932220.5T DK20932220T DK4141987T3 DK 4141987 T3 DK4141987 T3 DK 4141987T3 DK 20932220 T DK20932220 T DK 20932220T DK 4141987 T3 DK4141987 T3 DK 4141987T3
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Denmark
Prior art keywords
negative electrode
active material
electrochemical
electronic apparatus
electrochemical apparatus
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DK20932220.5T
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English (en)
Inventor
Wenbo Jin
Jiali Dong
Lihong He
Yuansen Xie
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Ningde Amperex Technology Ltd
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Publication of DK4141987T3 publication Critical patent/DK4141987T3/da

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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
    • 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
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0404—Methods of deposition of the material by coating on electrode collectors
    • 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
    • H01M4/362—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
    • H01M4/58—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
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction 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
    • C01P2002/70—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
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/78—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by stacking-plane distances or stacking sequences
    • 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
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/54—Particles characterised by their aspect ratio, i.e. the ratio of sizes in the longest to the shortest dimension
    • 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
    • C01P2006/10—Solid density
    • 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
    • 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
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M2010/4292—Aspects relating to capacity ratio of electrodes/electrolyte or anode/cathode
    • 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)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
  • Electric Double-Layer Capacitors Or The Like (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Inert Electrodes (AREA)
DK20932220.5T 2020-04-24 2020-04-24 Aktivt materiale til negativ elektrode, og elektrokemisk apparat og elektronisk apparat, der bruger dette materiale DK4141987T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/086741 WO2021212481A1 (zh) 2020-04-24 2020-04-24 负极活性材料及使用其的电化学装置和电子装置

Publications (1)

Publication Number Publication Date
DK4141987T3 true DK4141987T3 (da) 2024-12-09

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DK20932220.5T DK4141987T3 (da) 2020-04-24 2020-04-24 Aktivt materiale til negativ elektrode, og elektrokemisk apparat og elektronisk apparat, der bruger dette materiale

Country Status (9)

Country Link
EP (2) EP4141987B1 (da)
JP (1) JP7273950B2 (da)
CN (2) CN116914135A (da)
DK (1) DK4141987T3 (da)
ES (1) ES2999668T3 (da)
FI (1) FI4141987T3 (da)
HU (1) HUE070166T2 (da)
PL (1) PL4141987T3 (da)
WO (1) WO2021212481A1 (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115472829B (zh) * 2021-06-10 2025-05-06 国家能源投资集团有限责任公司 负极材料及其制备方法与应用、负极片与应用
CN115020703B (zh) * 2021-06-21 2024-11-22 宁德新能源科技有限公司 负极活性材料、二次电池和电子装置
CN113948675B (zh) * 2021-10-18 2022-10-11 宁德新能源科技有限公司 一种电化学装置和电子装置
WO2023097658A1 (zh) * 2021-12-03 2023-06-08 宁德新能源科技有限公司 一种电化学装置及电子装置
CN119905664B (zh) * 2022-03-31 2025-10-31 宁德新能源科技有限公司 一种电化学装置及包含其的电器
WO2024007184A1 (zh) * 2022-07-06 2024-01-11 宁德新能源科技有限公司 二次电池和电子装置
CN115172855A (zh) * 2022-08-01 2022-10-11 宁德新能源科技有限公司 电化学装置及包含该电化学装置的电子装置
CN117059763A (zh) * 2023-08-04 2023-11-14 宁德新能源科技有限公司 一种负极活性材料、负极极片、二次电池及电子装置

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KR100269923B1 (ko) * 1998-03-10 2000-10-16 김순택 리튬 계열 이차 전지의 음극용 활물질의 제조 방법
JP2002362913A (ja) 2001-06-07 2002-12-18 Sumitomo Metal Ind Ltd 黒鉛粉末の製造方法
JP2003119013A (ja) 2001-10-16 2003-04-23 Kawasaki Steel Corp 粒状バルクメソフェーズおよび粒状黒鉛質粒子の製造方法ならびにリチウムイオン二次電池
JP4072427B2 (ja) * 2002-12-13 2008-04-09 シャープ株式会社 ポリマー電池及びその製造方法
CN101350407B (zh) * 2002-12-19 2014-07-30 杰富意化学株式会社 锂离子二次电池的负极材料和锂离子二次电池
EP3217463B1 (en) * 2005-10-20 2019-06-05 Mitsubishi Chemical Corporation Lithium secondary batteries and nonaqueous electrolyte for use in the same
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CN102347481A (zh) * 2011-10-14 2012-02-08 黑龙江省牡丹江农垦奥宇石墨深加工有限公司 超细球形石墨及其制备方法和应用
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JP5919908B2 (ja) 2012-03-13 2016-05-18 日産自動車株式会社 平板積層型電池
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JP6206611B1 (ja) 2017-03-03 2017-10-04 Tdk株式会社 負極およびリチウムイオン二次電池
WO2018207333A1 (ja) 2017-05-11 2018-11-15 日立化成株式会社 リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極材の製造方法、リチウムイオン二次電池用負極及びリチウムイオン二次電池
CN108832075B (zh) * 2018-06-29 2019-03-19 宁德时代新能源科技股份有限公司 锂离子电池

Also Published As

Publication number Publication date
EP4141987A1 (en) 2023-03-01
CN116914135A (zh) 2023-10-20
EP4141987A4 (en) 2023-06-14
HUE070166T2 (hu) 2025-05-28
US20230052908A1 (en) 2023-02-16
JP2022538509A (ja) 2022-09-05
EP4141987B1 (en) 2024-10-09
PL4141987T3 (pl) 2025-02-24
JP7273950B2 (ja) 2023-05-15
CN112689919B (zh) 2023-08-11
EP4489108A1 (en) 2025-01-08
FI4141987T3 (fi) 2024-12-20
ES2999668T3 (en) 2025-02-26
CN112689919A (zh) 2021-04-20
WO2021212481A1 (zh) 2021-10-28

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