BR112023011467A2 - Eletrodo, bateria e pacote de baterias - Google Patents

Eletrodo, bateria e pacote de baterias

Info

Publication number
BR112023011467A2
BR112023011467A2 BR112023011467A BR112023011467A BR112023011467A2 BR 112023011467 A2 BR112023011467 A2 BR 112023011467A2 BR 112023011467 A BR112023011467 A BR 112023011467A BR 112023011467 A BR112023011467 A BR 112023011467A BR 112023011467 A2 BR112023011467 A2 BR 112023011467A2
Authority
BR
Brazil
Prior art keywords
active material
battery
electrode
particles
layer containing
Prior art date
Application number
BR112023011467A
Other languages
English (en)
Inventor
Natsuki Otani
Takuya Hasegawa
Original Assignee
Toshiba Kk
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toshiba Kk filed Critical Toshiba Kk
Publication of BR112023011467A2 publication Critical patent/BR112023011467A2/pt

Links

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
    • H01M4/13—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
    • 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
    • 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
    • H01M4/362—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
    • H01M4/48—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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • H01M4/623—Binders being polymers fluorinated polymers
    • 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
    • H01M2004/021—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
    • H01M2004/028—Positive electrodes
    • 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)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

eletrodo, bateria e pacote de baterias. a presente invenção refere-se a um eletrodo que inclui uma camada que contém material ativo. a camada que contém material ativo contém partículas de material composto que incluem partículas de material ativo que contêm um óxido composto de lítio níquel cobalto manganês, um agente eletrocondutivo, e um aglutinante. uma razão de resistência a/b de uma resistência à ruptura a das partículas de material composto para uma resistência à ruptura b das partículas de material ativo está dentro de uma faixa de 0,01 a 0,1. uma densidade da camada que contém material ativo está dentro de uma faixa de 3,2 g/cm3 a 3,8 g/cm3.
BR112023011467A 2021-08-27 2021-08-27 Eletrodo, bateria e pacote de baterias BR112023011467A2 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/031554 WO2023026482A1 (ja) 2021-08-27 2021-08-27 電極、電池、及び電池パック

Publications (1)

Publication Number Publication Date
BR112023011467A2 true BR112023011467A2 (pt) 2024-03-12

Family

ID=85322597

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112023011467A BR112023011467A2 (pt) 2021-08-27 2021-08-27 Eletrodo, bateria e pacote de baterias

Country Status (6)

Country Link
US (1) US20230361269A1 (pt)
EP (1) EP4394941A1 (pt)
JP (1) JP7500871B2 (pt)
CN (1) CN116783731A (pt)
BR (1) BR112023011467A2 (pt)
WO (1) WO2023026482A1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117574682B (zh) * 2024-01-11 2024-03-26 华中科技大学 一种核壳ncm电极颗粒机械失效预测方法及系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004355824A (ja) 2003-05-27 2004-12-16 Sumitomo Metal Mining Co Ltd 非水系二次電池用正極活物質および正極
JP5300331B2 (ja) * 2008-06-02 2013-09-25 Ｆｄｋエナジー株式会社 リチウム電池用正極合剤成形体及びリチウム電池
JP2013065468A (ja) * 2011-09-16 2013-04-11 Panasonic Corp リチウムイオン二次電池
CN106575763B (zh) * 2014-08-28 2019-10-01 优美科 镍锂金属复合氧化物粉体及其制造方法、及其应用
JP6624885B2 (ja) 2015-02-19 2019-12-25 パナソニック株式会社 非水電解質二次電池用正極活物質及び非水電解質二次電池
JP6692308B2 (ja) * 2017-02-21 2020-05-13 株式会社東芝 二次電池、組電池、電池パック及び車両

Also Published As

Publication number Publication date
JPWO2023026482A1 (pt) 2023-03-02
US20230361269A1 (en) 2023-11-09
WO2023026482A1 (ja) 2023-03-02
EP4394941A1 (en) 2024-07-03
JP7500871B2 (ja) 2024-06-17
CN116783731A (zh) 2023-09-19

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