CN115053363A - 阳极极片、采用该极片的电池及电子装置 - Google Patents

阳极极片、采用该极片的电池及电子装置 Download PDF

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CN115053363A
CN115053363A CN202080095647.0A CN202080095647A CN115053363A CN 115053363 A CN115053363 A CN 115053363A CN 202080095647 A CN202080095647 A CN 202080095647A CN 115053363 A CN115053363 A CN 115053363A
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anode
lithium
sheet
framework
porous
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李大光
陈茂华
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Ningde Amperex Technology Ltd
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Ningde Amperex Technology Ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/62Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/052Li-accumulators
    • H01M10/0525Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/13Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/134Electrodes based on metals, Si or alloys
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/36Selection of substances as active materials, active masses, active liquids
    • H01M4/38Selection of substances as active materials, active masses, active liquids of elements or alloys
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/36Selection of substances as active materials, active masses, active liquids
    • H01M4/38Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/381Alkaline or alkaline earth metals elements
    • H01M4/382Lithium
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/64Carriers or collectors
    • H01M4/66Selection of materials
    • H01M4/661Metal or alloys, e.g. alloy coatings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/64Carriers or collectors
    • H01M4/66Selection of materials
    • H01M4/663Selection of materials containing carbon or carbonaceous materials as conductive part, e.g. graphite, carbon fibres
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M2004/021Physical characteristics, e.g. porosity, surface area
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M2004/026Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/027Negative electrodes
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Secondary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
  • Primary Cells (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

一种阳极极片、采用该极片的电池及电子装置,其中阳极极片包括多孔阳极骨架(1)、在所述多孔阳极骨架(1)内部浓度呈梯度分布的亲锂物质(2),以及集流体(3)。上述结构能够改善阳极极片在循环过程中的体积膨胀,并能抑制锂枝晶生长,从而改善锂离子电池的安全性能和循环性能。

Description

PCT国内申请,说明书已公开。

Claims (13)

  1. PCT国内申请,权利要求书已公开。
CN202080095647.0A 2020-03-11 2020-03-11 阳极极片、采用该极片的电池及电子装置 Pending CN115053363A (zh)

Applications Claiming Priority (1)

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PCT/CN2020/078858 WO2021179220A1 (zh) 2020-03-11 2020-03-11 阳极极片、采用该极片的电池及电子装置

Publications (1)

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CN115053363A true CN115053363A (zh) 2022-09-13

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US (1) US20230006209A1 (zh)
EP (1) EP4106051A4 (zh)
JP (1) JP2023513815A (zh)
KR (1) KR20220129653A (zh)
CN (1) CN115053363A (zh)
WO (1) WO2021179220A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114203963A (zh) * 2021-12-06 2022-03-18 上海大学 一种碳材料锂金属复合负极及其制备方法、应用

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101159333A (zh) * 2007-09-28 2008-04-09 哈尔滨工业大学 一种自呼吸式燃料电池膜电极及其制备方法
GB201414633D0 (en) * 2014-08-18 2014-10-01 Nexeon Ltd Electroactive materials for metal-ion batteries
CN203941975U (zh) * 2014-06-25 2014-11-12 华中科技大学 一种固态电解质膜及锂空气电池
CN108365200A (zh) * 2018-02-11 2018-08-03 清华大学 一种复合锂金属负极的制备方法
CN108461812A (zh) * 2018-05-02 2018-08-28 哈尔滨工业大学 具有对称梯度孔结构的固体电解质陶瓷材料及其制备方法和应用
CN109004234A (zh) * 2018-07-24 2018-12-14 安普瑞斯(无锡)有限公司 一种锂离子二次电池
CN109216703A (zh) * 2018-09-06 2019-01-15 珠海光宇电池有限公司 一种柔性多孔集流体及其制备方法
CN109713224A (zh) * 2018-12-28 2019-05-03 蜂巢能源科技有限公司 复合锂金属负极及制备方法、锂离子电池
JP2019145437A (ja) * 2018-02-23 2019-08-29 株式会社豊田自動織機 蓄電モジュールの製造方法
CN110660969A (zh) * 2019-09-20 2020-01-07 清华大学深圳国际研究生院 一种金属锂负极及其制备方法
CN110690420A (zh) * 2019-09-11 2020-01-14 清华大学深圳国际研究生院 一种复合材料负极、电池及其制备方法
CN110828883A (zh) * 2018-08-08 2020-02-21 比亚迪股份有限公司 一种锂离子电池及其制备方法和电动车辆

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013089403A (ja) * 2011-10-17 2013-05-13 Mie Univ リチウムイオン二次電池用の負極材料、リチウムイオン二次電池用の負極材料を製造する方法及びリチウムイオン二次電池
CN107799736A (zh) * 2017-09-22 2018-03-13 山东大学 一种三维自支撑亲锂性载体封装的金属锂复合负极及其制备方法

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101159333A (zh) * 2007-09-28 2008-04-09 哈尔滨工业大学 一种自呼吸式燃料电池膜电极及其制备方法
CN203941975U (zh) * 2014-06-25 2014-11-12 华中科技大学 一种固态电解质膜及锂空气电池
GB201414633D0 (en) * 2014-08-18 2014-10-01 Nexeon Ltd Electroactive materials for metal-ion batteries
CN108365200A (zh) * 2018-02-11 2018-08-03 清华大学 一种复合锂金属负极的制备方法
JP2019145437A (ja) * 2018-02-23 2019-08-29 株式会社豊田自動織機 蓄電モジュールの製造方法
CN108461812A (zh) * 2018-05-02 2018-08-28 哈尔滨工业大学 具有对称梯度孔结构的固体电解质陶瓷材料及其制备方法和应用
CN109004234A (zh) * 2018-07-24 2018-12-14 安普瑞斯(无锡)有限公司 一种锂离子二次电池
CN110828883A (zh) * 2018-08-08 2020-02-21 比亚迪股份有限公司 一种锂离子电池及其制备方法和电动车辆
CN109216703A (zh) * 2018-09-06 2019-01-15 珠海光宇电池有限公司 一种柔性多孔集流体及其制备方法
CN109713224A (zh) * 2018-12-28 2019-05-03 蜂巢能源科技有限公司 复合锂金属负极及制备方法、锂离子电池
CN110690420A (zh) * 2019-09-11 2020-01-14 清华大学深圳国际研究生院 一种复合材料负极、电池及其制备方法
CN110660969A (zh) * 2019-09-20 2020-01-07 清华大学深圳国际研究生院 一种金属锂负极及其制备方法

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US20230006209A1 (en) 2023-01-05
KR20220129653A (ko) 2022-09-23
WO2021179220A1 (zh) 2021-09-16
JP2023513815A (ja) 2023-04-03
EP4106051A1 (en) 2022-12-21
EP4106051A4 (en) 2023-03-29

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