CN118661280A - 非水电解质二次电池用正极及非水电解质二次电池 - Google Patents

非水电解质二次电池用正极及非水电解质二次电池 Download PDF

Info

Publication number
CN118661280A
CN118661280A CN202380020954.6A CN202380020954A CN118661280A CN 118661280 A CN118661280 A CN 118661280A CN 202380020954 A CN202380020954 A CN 202380020954A CN 118661280 A CN118661280 A CN 118661280A
Authority
CN
China
Prior art keywords
positive electrode
nonaqueous electrolyte
electrolyte secondary
secondary battery
mixture layer
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202380020954.6A
Other languages
English (en)
Chinese (zh)
Inventor
藤分英昭
千叶毅
野村峻
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.)
Panasonic New Energy Co ltd
Original Assignee
Panasonic New Energy Co ltd
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 Panasonic New Energy Co ltd filed Critical Panasonic New Energy Co ltd
Publication of CN118661280A publication Critical patent/CN118661280A/zh
Pending legal-status Critical Current

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
    • H01M4/36—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
    • 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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H01M4/1391—Processes of manufacture of 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
    • H01M4/50—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
    • 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
    • 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)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Secondary Cells (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
CN202380020954.6A 2022-02-21 2023-02-21 非水电解质二次电池用正极及非水电解质二次电池 Pending CN118661280A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022024626 2022-02-21
JP2022-024626 2022-02-21
PCT/JP2023/006280 WO2023157981A1 (ja) 2022-02-21 2023-02-21 非水電解質二次電池用正極及び非水電解質二次電池

Publications (1)

Publication Number Publication Date
CN118661280A true CN118661280A (zh) 2024-09-17

Family

ID=87578748

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380020954.6A Pending CN118661280A (zh) 2022-02-21 2023-02-21 非水电解质二次电池用正极及非水电解质二次电池

Country Status (4)

Country Link
US (1) US20250149590A1 (https=)
JP (1) JPWO2023157981A1 (https=)
CN (1) CN118661280A (https=)
WO (1) WO2023157981A1 (https=)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4870359B2 (ja) * 2004-01-09 2012-02-08 昭和電工株式会社 アルミニウム箔の脱脂方法
JP6338104B2 (ja) * 2014-08-06 2018-06-06 株式会社豊田自動織機 リチウムイオン二次電池用正極およびその製造方法ならびにリチウムイオン二次電池およびその製造方法
JP6733796B2 (ja) * 2018-10-03 2020-08-05 ダイキン工業株式会社 正極構造体および二次電池
US20230207794A1 (en) * 2020-05-29 2023-06-29 Panasonic Intellectual Property Management Co., Ltd. Positive electrode active material for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery
WO2021241077A1 (ja) * 2020-05-29 2021-12-02 パナソニックＩｐマネジメント株式会社 非水電解質二次電池用正極、及び非水電解質二次電池
KR102392379B1 (ko) * 2020-06-30 2022-04-29 삼성에스디아이 주식회사 니켈계 리튬 금속 복합 산화물, 그 제조방법 및 이를 포함하는 양극을 함유한 리튬이차전지

Also Published As

Publication number Publication date
WO2023157981A1 (ja) 2023-08-24
JPWO2023157981A1 (https=) 2023-08-24
US20250149590A1 (en) 2025-05-08

Similar Documents

Publication Publication Date Title
CN101378135B (zh) 非水电解质二次电池和电极制造方法
CN104600240B (zh) 电极组件和包含其的锂二次电池
KR101557302B1 (ko) 이종 분리막들을 포함하고 있는 전극조립체 및 이를 포함하는 이차전지
US11398660B2 (en) Flame retardant separator having asymmetric structure for secondary batteries
CN101604746A (zh) 具有多孔保护膜的电极及其制造方法、非水电解质二次电池
US11728542B2 (en) Separator for electrochemical device comprising inorganic coating layer and method for manufacturing the same
US12444743B2 (en) Winding-type nonaqueous electrolyte secondary battery
JP2007035770A (ja) 電気化学素子用電極の製造方法および電気化学素子の製造方法
KR101775313B1 (ko) 비수 전해액 이차 전지용 적층 세퍼레이터, 비수 전해액 이차 전지용 부재 및 비수 전해액 이차 전지
CN105794032B (zh) 具有改善的寿命特性的二次电池
WO2023145674A1 (ja) 円筒形の非水電解質二次電池
JP4952314B2 (ja) 非水系二次電池用セパレータおよびこれを備えた非水系二次電池
US10008706B2 (en) Laminated separator for nonaqueous electrolyte secondary battery, nonaqueous electrolyte secondary battery member, and nonaqueous electrolyte secondary battery
CN118591900A (zh) 二次电池用正极和二次电池
WO2020090410A1 (ja) 二次電池
EP4704165A1 (en) Positive electrode for secondary battery, and secondary battery
US20250149554A1 (en) Negative electrode for secondary battery, and secondary battery
JP6325043B2 (ja) 非水電解液二次電池用セパレータおよび非水電解液二次電池
US20250149590A1 (en) Nonaqueous electrolyte secondary battery positive electrode and nonaqueous electrolyte secondary battery
JP2019067492A (ja) 非水電解質二次電池用セパレータ及び非水電解質二次電池
KR101684589B1 (ko) 양극 활물질 2차 입자 및 그를 포함하는 리튬 이차전지
JP6924047B2 (ja) 二次電池
CN113412547A (zh) 正极及二次电池
KR102178135B1 (ko) 비수전해액 이차 전지용 다공질층
KR101655279B1 (ko) 급속 충방전이 가능한 양극 및 그를 포함하는 리튬 이차전지

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination