KR20220154707A - 이차 전지, 전자 기기, 및 차량 - Google Patents

이차 전지, 전자 기기, 및 차량 Download PDF

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Publication number
KR20220154707A
KR20220154707A KR1020227033619A KR20227033619A KR20220154707A KR 20220154707 A KR20220154707 A KR 20220154707A KR 1020227033619 A KR1020227033619 A KR 1020227033619A KR 20227033619 A KR20227033619 A KR 20227033619A KR 20220154707 A KR20220154707 A KR 20220154707A
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KR
South Korea
Prior art keywords
region
active material
secondary battery
positive electrode
lithium
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Pending
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KR1020227033619A
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English (en)
Korean (ko)
Inventor
슌페이 야마자키
šœ페이 야마자키
유지 이와키
Original Assignee
가부시키가이샤 한도오따이 에네루기 켄큐쇼
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Publication of KR20220154707A publication Critical patent/KR20220154707A/ko
Pending legal-status Critical Current

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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
    • 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
    • H01M4/628—Inhibitors, e.g. gassing inhibitors, corrosion inhibitors
    • 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
    • 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
    • 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
    • H01M4/48—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
    • H01M4/48—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
    • H01M4/62—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
    • 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
    • H01M4/624—Electric conductive fillers
    • H01M4/625—Carbon or graphite
    • 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
    • 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)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
KR1020227033619A 2020-03-18 2021-03-09 이차 전지, 전자 기기, 및 차량 Pending KR20220154707A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2020-047990 2020-03-18
JP2020047990 2020-03-18
PCT/IB2021/051924 WO2021186288A1 (ja) 2020-03-18 2021-03-09 二次電池、電子機器、及び車両

Publications (1)

Publication Number Publication Date
KR20220154707A true KR20220154707A (ko) 2022-11-22

Family

ID=77770731

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227033619A Pending KR20220154707A (ko) 2020-03-18 2021-03-09 이차 전지, 전자 기기, 및 차량

Country Status (5)

Country Link
US (1) US20230130812A1 (https=)
JP (2) JP7808025B2 (https=)
KR (1) KR20220154707A (https=)
CN (1) CN115280554A (https=)
WO (1) WO2021186288A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117957685A (zh) * 2022-06-24 2024-04-30 宁德时代新能源科技股份有限公司 电池包和用电装置
US12191488B2 (en) * 2022-12-15 2025-01-07 Lg Energy Solution, Ltd. Positive electrode active material and positive electrode including the same

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019021456A (ja) 2017-07-14 2019-02-07 株式会社半導体エネルギー研究所 正極活物質、正極、正極の作製方法、および二次電池

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2634148B1 (en) * 2012-03-01 2015-04-01 GS Yuasa International Ltd. Active material for non-aqueous electrolyte secondary battery, method for production of the active material, electrode for non-aqueous electrolyte secondary battery and non-aqueous electrolyte secondary battery
JP5871187B2 (ja) * 2012-03-01 2016-03-01 株式会社Ｇｓユアサ 非水電解質二次電池用活物質、その活物質の製造方法、非水電解質二次電池用電極及び非水電解質二次電池
KR101776896B1 (ko) * 2013-10-21 2017-09-08 주식회사 엘지화학 리튬 이차전지용 양극 활물질 및 그의 제조방법
KR101776895B1 (ko) * 2013-10-22 2017-09-08 주식회사 엘지화학 리튬 이차전지용 양극 활물질 및 그의 제조방법
KR101787631B1 (ko) * 2014-10-16 2017-10-18 주식회사 엘지화학 배리어 층을 포함하는 이차 전지용 양극 활물질 및 이의 제조 방법
KR101953155B1 (ko) * 2014-12-31 2019-02-28 주식회사 에코프로비엠 농도 구배를 나타내는 리튬 이차전지용 양극활물질 전구체 및 양극활물질을 제조하는 방법, 및 이에 의하여 제조된 농도 구배를 나타내는 리튬 이차전지용 양극활물질 전구체 및 양극활물질
JP6390915B2 (ja) * 2015-07-29 2018-09-19 トヨタ自動車株式会社 非水電解質二次電池用正極活物質
CN110352518B (zh) * 2017-02-06 2022-12-02 株式会社Lg化学 二次电池用正极活性材料、其制备方法以及包含其的锂二次电池

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019021456A (ja) 2017-07-14 2019-02-07 株式会社半導体エネルギー研究所 正極活物質、正極、正極の作製方法、および二次電池

Also Published As

Publication number Publication date
JP2026063222A (ja) 2026-04-10
CN115280554A (zh) 2022-11-01
US20230130812A1 (en) 2023-04-27
JP7808025B2 (ja) 2026-01-28
JPWO2021186288A1 (https=) 2021-09-23
WO2021186288A1 (ja) 2021-09-23

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