CN117616595A - 二次电池用负极及二次电池 - Google Patents

二次电池用负极及二次电池 Download PDF

Info

Publication number
CN117616595A
CN117616595A CN202280048811.1A CN202280048811A CN117616595A CN 117616595 A CN117616595 A CN 117616595A CN 202280048811 A CN202280048811 A CN 202280048811A CN 117616595 A CN117616595 A CN 117616595A
Authority
CN
China
Prior art keywords
negative electrode
secondary battery
portions
average fiber
fiber
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
CN202280048811.1A
Other languages
English (en)
Chinese (zh)
Inventor
古池阳祐
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.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing 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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of CN117616595A publication Critical patent/CN117616595A/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
    • H01M4/362—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
    • 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
    • H01M4/133—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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/134—Electrodes based on metals, Si or alloys
    • 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
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • 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
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/386—Silicon or alloys based on silicon
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/44—Fibrous material
    • 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
    • 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)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
CN202280048811.1A 2021-07-13 2022-06-27 二次电池用负极及二次电池 Pending CN117616595A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021115818 2021-07-13
JP2021-115818 2021-07-13
PCT/JP2022/025504 WO2023286579A1 (ja) 2021-07-13 2022-06-27 二次電池用負極および二次電池

Publications (1)

Publication Number Publication Date
CN117616595A true CN117616595A (zh) 2024-02-27

Family

ID=84920020

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280048811.1A Pending CN117616595A (zh) 2021-07-13 2022-06-27 二次电池用负极及二次电池

Country Status (4)

Country Link
US (1) US20240154101A1 (https=)
JP (1) JP7718488B2 (https=)
CN (1) CN117616595A (https=)
WO (1) WO2023286579A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023084733A (ja) * 2021-12-08 2023-06-20 Fdk株式会社 固体電池及び固体電池の製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08273660A (ja) * 1995-03-31 1996-10-18 Toray Ind Inc 電極およびそれを用いた二次電池
US8828481B2 (en) * 2007-04-23 2014-09-09 Applied Sciences, Inc. Method of depositing silicon on carbon materials and forming an anode for use in lithium ion batteries
JP5321192B2 (ja) 2009-03-27 2013-10-23 株式会社豊田自動織機 非水系二次電池用電極およびその製造方法
JP5376530B2 (ja) 2010-11-29 2013-12-25 テックワン株式会社 負極活物質、負極製造方法、負極、及び二次電池
JP6272851B2 (ja) 2012-07-03 2018-01-31 シーピーティー アイピー ホールディングス 支持フィラメントを含むハイブリッドエネルギー貯蔵デバイス
JP7119940B2 (ja) 2018-11-21 2022-08-17 トヨタ自動車株式会社 全固体電池用負極活物質複合体

Also Published As

Publication number Publication date
JP7718488B2 (ja) 2025-08-05
US20240154101A1 (en) 2024-05-09
WO2023286579A1 (ja) 2023-01-19
JPWO2023286579A1 (https=) 2023-01-19

Similar Documents

Publication Publication Date Title
JP7439834B2 (ja) 二次電池用負極および二次電池
CN111384399B (zh) 用于锂金属电极的保护性涂层
CN114597346B (zh) 电化学电池的厚电极
JP2020035634A (ja) 非水電解質二次電池
US20240097127A1 (en) Negative electrode for secondary battery, and secondary battery
US20240063394A1 (en) Crystalline material additives for thick electrodes
US20240047673A1 (en) Nitrate salt cathode additives and methods of using and forming the same
US12438147B2 (en) Lithium-containing particle coatings for positive electroactive materials
US20220367848A1 (en) Double-sided electrodes and electrochemical cells including the same
US20230387398A1 (en) Carbon additives for silicon-containing electrodes
CN117673509A (zh) 单层参比电极
CN116504924A (zh) 用于锂金属电极的保护涂层及其形成方法
JP2021015769A (ja) 非水電解質二次電池用電極
US20240154101A1 (en) Negative electrode for secondary battery, and secondary battery
JP6709991B2 (ja) リチウムイオン二次電池
CN113597685A (zh) 电极结构体及二次电池
US20240030405A1 (en) Composite electrodes
CN115176354B (zh) 二次电池
CN117790791A (zh) 含硅电极及其制备方法
US20240162447A1 (en) Negative Electrode for Secondary Battery, and Secondary Battery
US20230411623A1 (en) Electrode having an alternating layered structure
US20230411614A1 (en) Electrolyte additive for nickel-rich cathodes and silicon-containing anodes
US20240079649A1 (en) Electrolytes for electrochemical cells that cycle lithium ions
US20240055593A1 (en) Hybrid battery having improved thermal stability and power performance
US20240243249A1 (en) High-performance lithium-ion battery cell designs with lithiated silicon oxide (lso) anodes

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