JP7717450B2 - 正極活物質、二次電池、電子機器 - Google Patents

正極活物質、二次電池、電子機器

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Publication number
JP7717450B2
JP7717450B2 JP2020194333A JP2020194333A JP7717450B2 JP 7717450 B2 JP7717450 B2 JP 7717450B2 JP 2020194333 A JP2020194333 A JP 2020194333A JP 2020194333 A JP2020194333 A JP 2020194333A JP 7717450 B2 JP7717450 B2 JP 7717450B2
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JP
Japan
Prior art keywords
positive electrode
active material
electrode active
secondary battery
lithium
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Active
Application number
JP2020194333A
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English (en)
Japanese (ja)
Other versions
JP2021093356A (ja
JP2021093356A5 (enExample
Inventor
洋平 門馬
裕史 門間
良寛 小松
しおり 嵯峨
舜平 山崎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Semiconductor Energy Laboratory Co Ltd
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Semiconductor Energy Laboratory Co Ltd
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Application filed by Semiconductor Energy Laboratory Co Ltd filed Critical Semiconductor Energy Laboratory Co Ltd
Publication of JP2021093356A publication Critical patent/JP2021093356A/ja
Publication of JP2021093356A5 publication Critical patent/JP2021093356A5/ja
Priority to JP2025123251A priority Critical patent/JP2025146882A/ja
Application granted granted Critical
Publication of JP7717450B2 publication Critical patent/JP7717450B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • 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
    • H01M4/48—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
    • 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
    • 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
    • H01M4/36—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
    • H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
    • 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
    • H01M4/48—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
    • 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
    • H01M4/582—Halogenides
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • 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
    • 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
    • H01M2004/028—Positive electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Battery Electrode And Active Subsutance (AREA)
JP2020194333A 2019-11-28 2020-11-24 正極活物質、二次電池、電子機器 Active JP7717450B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025123251A JP2025146882A (ja) 2019-11-28 2025-07-23 正極活物質、二次電池、電子機器

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2019215105 2019-11-28
JP2019215105 2019-11-28
JP2019222975 2019-12-10
JP2019222975 2019-12-10

Related Child Applications (1)

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Publications (3)

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JP2021093356A JP2021093356A (ja) 2021-06-17
JP2021093356A5 JP2021093356A5 (enExample) 2023-11-30
JP7717450B2 true JP7717450B2 (ja) 2025-08-04

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Country Status (4)

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US (3) US11936036B2 (enExample)
JP (2) JP7717450B2 (enExample)
KR (1) KR20210066723A (enExample)
CN (1) CN112864380A (enExample)

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KR102813677B1 (ko) * 2020-09-10 2025-05-28 주식회사 엘지에너지솔루션 전극 건조 장치 및 전극 건조 방법
JPWO2023012579A1 (enExample) * 2021-08-06 2023-02-09
CN119301786A (zh) * 2022-06-17 2025-01-10 株式会社半导体能源研究所 锂离子二次电池
WO2024084368A1 (ja) * 2022-10-21 2024-04-25 株式会社半導体エネルギー研究所 二次電池、電子機器および車両
WO2025046417A1 (ja) * 2023-08-30 2025-03-06 株式会社半導体エネルギー研究所 正極活物質粒子および正極活物質粒子の作製方法
WO2025078927A1 (ja) * 2023-10-13 2025-04-17 株式会社半導体エネルギー研究所 二次電池
WO2025083507A1 (ja) * 2023-10-16 2025-04-24 株式会社半導体エネルギー研究所 正極、二次電池および電子機器
WO2025083508A1 (ja) * 2023-10-16 2025-04-24 株式会社半導体エネルギー研究所 正極活物質の製造方法
WO2025088457A1 (ja) * 2023-10-27 2025-05-01 株式会社半導体エネルギー研究所 電池
WO2025178418A1 (ko) * 2024-02-23 2025-08-28 주식회사 엘지화학 양극 활물질, 이를 포함하는 양극 및 리튬 이차전지, 및 리튬 이차전지의 품질 평가 방법

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Also Published As

Publication number Publication date
US12244007B2 (en) 2025-03-04
JP2021093356A (ja) 2021-06-17
US20240266515A1 (en) 2024-08-08
JP2025146882A (ja) 2025-10-03
US11936036B2 (en) 2024-03-19
KR20210066723A (ko) 2021-06-07
US20250201821A1 (en) 2025-06-19
US20210167368A1 (en) 2021-06-03
CN112864380A (zh) 2021-05-28

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