EP3948991A4 - COMPOSITION FOR ANODE AND PROTECTIVE FILM, ANODE AND DEVICE WITH THEM - Google Patents

COMPOSITION FOR ANODE AND PROTECTIVE FILM, ANODE AND DEVICE WITH THEM Download PDF

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Publication number
EP3948991A4
EP3948991A4 EP20894239.1A EP20894239A EP3948991A4 EP 3948991 A4 EP3948991 A4 EP 3948991A4 EP 20894239 A EP20894239 A EP 20894239A EP 3948991 A4 EP3948991 A4 EP 3948991A4
Authority
EP
European Patent Office
Prior art keywords
anode
composition
same
protective film
protective
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
EP20894239.1A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3948991A1 (en
Inventor
Maohua Chen
Daguang Li
Yuansen Xie
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.)
Ningde Amperex Technology Ltd
Original Assignee
Ningde Amperex Technology 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 Ningde Amperex Technology Ltd filed Critical Ningde Amperex Technology Ltd
Publication of EP3948991A1 publication Critical patent/EP3948991A1/en
Publication of EP3948991A4 publication Critical patent/EP3948991A4/en
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
    • H01M4/62—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
    • 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
    • H01M4/134—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
    • 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
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/381—Alkaline or alkaline earth metals elements
    • H01M4/382—Lithium
    • 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
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/483—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides for non-aqueous cells
    • 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)
  • Secondary Cells (AREA)
  • Electric Double-Layer Capacitors Or The Like (AREA)
EP20894239.1A 2019-11-28 2020-06-29 COMPOSITION FOR ANODE AND PROTECTIVE FILM, ANODE AND DEVICE WITH THEM Pending EP3948991A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201911193150.8A CN110911685B (zh) 2019-11-28 2019-11-28 用于负极的组合物和包含该组合物的保护膜、负极和装置
PCT/CN2020/098881 WO2021103523A1 (en) 2019-11-28 2020-06-29 Composition for anode, and protective film, anode, and device comprising same

Publications (2)

Publication Number Publication Date
EP3948991A1 EP3948991A1 (en) 2022-02-09
EP3948991A4 true EP3948991A4 (en) 2022-05-11

Family

ID=69820275

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20894239.1A Pending EP3948991A4 (en) 2019-11-28 2020-06-29 COMPOSITION FOR ANODE AND PROTECTIVE FILM, ANODE AND DEVICE WITH THEM

Country Status (4)

Country Link
EP (1) EP3948991A4 (zh)
JP (1) JP7177921B2 (zh)
CN (1) CN110911685B (zh)
WO (1) WO2021103523A1 (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110911685B (zh) * 2019-11-28 2021-09-14 宁德新能源科技有限公司 用于负极的组合物和包含该组合物的保护膜、负极和装置
CN115104201A (zh) * 2020-03-25 2022-09-23 宁德新能源科技有限公司 电极组件、电化学装置和电子装置
CN111883759A (zh) * 2020-07-29 2020-11-03 黄杰 一种具有核壳结构的纳米硅复合材料及其制备方法
TW202218218A (zh) * 2020-08-21 2022-05-01 美商應用材料股份有限公司 陽極電極結構、鋰離子電池、製造陽極電極結構之方法、製造鋰離子電池之方法、以及用於製造陽極電極結構之基板處理系統
KR102568682B1 (ko) * 2023-02-21 2023-08-18 단국대학교 천안캠퍼스 산학협력단 표면 보호 복합층을 포함하는 리튬금속 음극 및 이의 제조방법

Citations (2)

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CN109461911A (zh) * 2018-10-22 2019-03-12 江西省科学院科技战略研究所(江西省科学院科技信息中心) 一种包覆型锂硅合金及其制备方法和应用
CN109638360A (zh) * 2018-11-09 2019-04-16 哈尔滨工业大学无锡新材料研究院 一种全固态锂硫电池的制备方法及制备模具

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US6402795B1 (en) * 1998-02-18 2002-06-11 Polyplus Battery Company, Inc. Plating metal negative electrodes under protective coatings
US7282295B2 (en) * 2004-02-06 2007-10-16 Polyplus Battery Company Protected active metal electrode and battery cell structures with non-aqueous interlayer architecture
CN101222041B (zh) * 2007-12-20 2010-12-15 复旦大学 用于锂离子电池的纳米复合电极材料Li3N/Si及其制备方法
CN103474632B (zh) * 2012-06-07 2016-08-03 中国科学院物理研究所 一种用于锂电池的负极材料及其制备方法和应用
CN103824999B (zh) * 2012-11-19 2016-04-13 比亚迪股份有限公司 一种锂电池负极及其制备方法和锂电池
DE102013222784A1 (de) * 2013-11-08 2015-05-13 Robert Bosch Gmbh Elektrochemische Zelle und Verfahren zu deren Herstellung
CN104332608B (zh) * 2014-08-19 2017-06-06 新乡市远东电子科技股份有限公司 一种锂离子电池硅复合负极材料及其制备方法
CN107665974A (zh) * 2016-07-27 2018-02-06 中国科学院大连化学物理研究所 一种锂硫电池负极及其制备和应用
CN106159200B (zh) * 2016-07-29 2019-01-11 中国科学院青岛生物能源与过程研究所 一种具有保护涂层的金属锂负极及其制备和应用
CN106803580A (zh) * 2017-01-19 2017-06-06 浙江大学 一种用于锂金属电池的负极材料
CN108063222B (zh) * 2017-08-31 2024-04-02 广东猛狮新能源科技股份有限公司 一种锂离子电池负极材料、其制备方法和锂离子电池
CN108155363B (zh) * 2017-12-26 2020-11-03 深圳先进技术研究院 高分子涂层在铝负极中的应用、铝负极、其制备方法及二次电池
CN108511708A (zh) * 2018-03-14 2018-09-07 清华大学 一种固态复合金属锂负极
CN108461715B (zh) * 2018-03-16 2021-10-26 山东大学 一种固态电池锂负极的制备方法
CN109638235B (zh) * 2018-11-09 2021-05-18 清华大学 金属锂表面保护方法及设备、负极极片和锂电池
CN109494399A (zh) 2018-11-23 2019-03-19 浙江众泰汽车制造有限公司 一种硅/固态电解质纳米复合材料及其制备方法和应用
CN110048170A (zh) * 2019-05-21 2019-07-23 哈尔滨工业大学无锡新材料研究院 一种全固态锂硫扣式电池的制备方法
CN110911685B (zh) * 2019-11-28 2021-09-14 宁德新能源科技有限公司 用于负极的组合物和包含该组合物的保护膜、负极和装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109461911A (zh) * 2018-10-22 2019-03-12 江西省科学院科技战略研究所(江西省科学院科技信息中心) 一种包覆型锂硅合金及其制备方法和应用
CN109638360A (zh) * 2018-11-09 2019-04-16 哈尔滨工业大学无锡新材料研究院 一种全固态锂硫电池的制备方法及制备模具

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Title
See also references of WO2021103523A1 *

Also Published As

Publication number Publication date
CN110911685A (zh) 2020-03-24
JP2022515951A (ja) 2022-02-24
JP7177921B2 (ja) 2022-11-24
WO2021103523A1 (en) 2021-06-03
CN110911685B (zh) 2021-09-14
EP3948991A1 (en) 2022-02-09

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