CN115244737A - 负极活性材料及使用其的电化学装置和电子装置 - Google Patents

负极活性材料及使用其的电化学装置和电子装置 Download PDF

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Publication number
CN115244737A
CN115244737A CN202080098109.7A CN202080098109A CN115244737A CN 115244737 A CN115244737 A CN 115244737A CN 202080098109 A CN202080098109 A CN 202080098109A CN 115244737 A CN115244737 A CN 115244737A
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Prior art keywords
active material
negative electrode
negative
electrode active
negative active
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CN202080098109.7A
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杜鹏
谢远森
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Ningde Amperex Technology Ltd
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Ningde Amperex Technology Ltd
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    • 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
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/661—Metal or alloys, e.g. alloy coatings
    • 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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)

Abstract

本申请涉及一种负极活性材料及使用其的电化学装置和电子装置。具体而言，本申请提供一种负极活性材料，其中所述负极活性材料的晶面间距为0.35nm至0.45nm，且所述负极活性材料包含金属元素，所述金属元素包含金、银、铂、锆、锌、镁、钙、钡、钒、铁或铝中的至少一种，基于所述负极活性材料的总重量，所述金属元素的含量为20ppm至400ppm。本申请的负极活性材料有助于改善电化学装置的能量密度、循环性能和安全性能。

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。
CN202080098109.7A 2020-03-27 2020-03-27 负极活性材料及使用其的电化学装置和电子装置 Pending CN115244737A (zh)

Applications Claiming Priority (1)

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PCT/CN2020/081611 WO2021189408A1 (zh) 2020-03-27 2020-03-27 负极活性材料及使用其的电化学装置和电子装置

Publications (1)

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CN115244737A true CN115244737A (zh) 2022-10-25

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EP (1) EP4131498A1 (zh)
JP (1) JP7190030B2 (zh)
CN (1) CN115244737A (zh)
WO (1) WO2021189408A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115332538A (zh) * 2022-10-12 2022-11-11 宁德新能源科技有限公司 硬碳材料及其制备方法、电化学装置及电子装置

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JP3499584B2 (ja) * 1993-03-10 2004-02-23 株式会社東芝 リチウム二次電池
JP2000123827A (ja) * 1998-10-20 2000-04-28 Yuasa Corp 非水電解質二次電池
JP4547504B2 (ja) * 1999-10-04 2010-09-22 中央電気工業株式会社 リチウムイオン二次電池負極に適した黒鉛材料とその製造方法
KR101101152B1 (ko) * 2007-06-28 2012-01-05 주식회사 엘지화학 전극 효율을 개선시키는 음극 활물질
JP5233314B2 (ja) * 2008-02-25 2013-07-10 住友ベークライト株式会社 二次電池用炭素材、二次電池用電極、および二次電池
JP5429219B2 (ja) * 2011-03-28 2014-02-26 日立化成株式会社 リチウム二次電池用負極材料及びリチウム二次電池並びに自動車
KR101380259B1 (ko) * 2011-10-21 2014-04-01 쇼와 덴코 가부시키가이샤 리튬 이온 전지용 전극 재료의 제조 방법
WO2013058347A1 (ja) * 2011-10-21 2013-04-25 昭和電工株式会社 リチウムイオン電池用電極材料の製造方法
JP2013175418A (ja) * 2012-02-27 2013-09-05 Jfe Chemical Corp リチウムイオン二次電池用負極材料、リチウムイオン二次電池用負極およびリチウムイオン二次電池
JP5939438B2 (ja) * 2012-08-01 2016-06-22 トヨタ自動車株式会社 非水電解質二次電池およびその製造方法
EP2894702A4 (en) * 2012-09-06 2016-06-01 Kureha Corp CARBONACEOUS MATERIAL FOR NEGATIVE ELECTRODE OF NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, AND METHOD OF MANUFACTURING THE SAME
JP2015005353A (ja) * 2013-06-19 2015-01-08 株式会社豊田自動織機 蓄電装置
CN104362369A (zh) * 2014-09-23 2015-02-18 东莞市特瑞斯电池科技有限公司 汽车启动电源用锂离子电池
JP6946617B2 (ja) * 2015-09-29 2021-10-06 株式会社Ｇｓユアサ 蓄電素子
JP2017091994A (ja) * 2015-11-17 2017-05-25 株式会社リコー 非水電解液蓄電素子

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115332538A (zh) * 2022-10-12 2022-11-11 宁德新能源科技有限公司 硬碳材料及其制备方法、电化学装置及电子装置

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