CN113381021A - 一种硅基负极材料及其制备方法、应用 - Google Patents

一种硅基负极材料及其制备方法、应用 Download PDF

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Publication number
CN113381021A
CN113381021A CN202110340775.3A CN202110340775A CN113381021A CN 113381021 A CN113381021 A CN 113381021A CN 202110340775 A CN202110340775 A CN 202110340775A CN 113381021 A CN113381021 A CN 113381021A
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CN
China
Prior art keywords
silicon
coating
phosphate
sio
negative electrode
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
CN202110340775.3A
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English (en)
Chinese (zh)
Inventor
张小祝
苏敏
陈云
许梦清
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.)
Wanxiang A123 Systems Asia Co Ltd
Original Assignee
Wanxiang Group Corp
Wanxiang A123 Systems Asia 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 Wanxiang Group Corp, Wanxiang A123 Systems Asia Co Ltd filed Critical Wanxiang Group Corp
Priority to CN202110340775.3A priority Critical patent/CN113381021A/zh
Priority to PCT/CN2021/105915 priority patent/WO2022205667A1/fr
Publication of CN113381021A publication Critical patent/CN113381021A/zh
Pending legal-status Critical Current

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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
    • H01M4/48—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
    • 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
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • H01M4/625—Carbon or graphite
    • 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
    • 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)
CN202110340775.3A 2021-03-30 2021-03-30 一种硅基负极材料及其制备方法、应用 Pending CN113381021A (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202110340775.3A CN113381021A (zh) 2021-03-30 2021-03-30 一种硅基负极材料及其制备方法、应用
PCT/CN2021/105915 WO2022205667A1 (fr) 2021-03-30 2021-07-13 Matériau d'électrode négative à base de silicium, son procédé de préparation et son application

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110340775.3A CN113381021A (zh) 2021-03-30 2021-03-30 一种硅基负极材料及其制备方法、应用

Publications (1)

Publication Number Publication Date
CN113381021A true CN113381021A (zh) 2021-09-10

Family

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Family Applications (1)

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CN202110340775.3A Pending CN113381021A (zh) 2021-03-30 2021-03-30 一种硅基负极材料及其制备方法、应用

Country Status (2)

Country Link
CN (1) CN113381021A (fr)
WO (1) WO2022205667A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114388771A (zh) * 2022-03-07 2022-04-22 湖北亿纬动力有限公司 硅基复合负极材料、负极极片、其制备方法及锂离子电池
CN114464796A (zh) * 2021-12-29 2022-05-10 贝特瑞新材料集团股份有限公司 硅氧复合负极材料及其制备方法、锂离子电池
WO2024053939A1 (fr) * 2022-09-05 2024-03-14 주식회사 엘지에너지솔루션 Matériau actif négatif, électrode négative le comprenant, batterie secondaire le comprenant, et son procédé de production de matériau actif négatif

Citations (7)

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CN101764209A (zh) * 2010-01-04 2010-06-30 苏州星恒电源有限公司 具有表面包覆层的钛酸锂复合电极材料
US20120027929A1 (en) * 2010-08-02 2012-02-02 Hon Hai Precision Industry Co., Ltd. Electrode composite material, method for making the same, and lithium ion battery using the same
CN102780002A (zh) * 2012-07-28 2012-11-14 湘西自治州金鸿矿业有限责任公司 一种锂锰电池三元系正极材料的制备方法
CN107591520A (zh) * 2017-07-14 2018-01-16 湖南瑞翔新材料股份有限公司 多层复合包覆钴酸锂及制备方法、锂电池
CN108110228A (zh) * 2017-11-23 2018-06-01 合肥国轩高科动力能源有限公司 一种锂离子电池硅基负极材料及其制备方法
CN111048756A (zh) * 2019-12-04 2020-04-21 兰溪致德新能源材料有限公司 高电导率硅氧负极材料及其应用
CN112467097A (zh) * 2020-10-30 2021-03-09 安普瑞斯（南京）有限公司 一种负极材料及其制备方法、电极、二次电池

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CN102544464B (zh) * 2010-12-28 2014-06-25 清华大学 钛酸锂复合材料及其制备方法以及锂离子电池
US20150017527A1 (en) * 2013-07-12 2015-01-15 Posco Chemtech Co., Ltd. Negative electrode active material for rechargeable lithium battery, method for preparing the same, and rechargeable lithium battery using the same
CN105322158B (zh) * 2014-07-17 2018-09-21 中国科学院化学研究所 磷酸盐的厚度可控的包覆方法
CN108336312A (zh) * 2017-08-16 2018-07-27 中天储能科技有限公司 一种高首效长寿命的硅碳负极材料制备方法
CN107919472B (zh) * 2017-12-12 2020-07-14 贝特瑞新材料集团股份有限公司 一种耐高温性能的负极材料、其制备方法及在锂离子电池的用途
CN108305994B (zh) * 2017-12-19 2020-08-04 华南师范大学 一种包覆型石墨锂离子电池负极材料及其制备方法
CN109860579A (zh) * 2019-04-02 2019-06-07 合肥国轩高科动力能源有限公司 一种具有核壳结构的负极材料及其制备方法
US20220231282A1 (en) * 2019-05-30 2022-07-21 Panasonic Intellectual Property Management Co., Ltd. Negative-electrode active material for secondary battery, and secondary battery

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101764209A (zh) * 2010-01-04 2010-06-30 苏州星恒电源有限公司 具有表面包覆层的钛酸锂复合电极材料
US20120027929A1 (en) * 2010-08-02 2012-02-02 Hon Hai Precision Industry Co., Ltd. Electrode composite material, method for making the same, and lithium ion battery using the same
CN102780002A (zh) * 2012-07-28 2012-11-14 湘西自治州金鸿矿业有限责任公司 一种锂锰电池三元系正极材料的制备方法
CN107591520A (zh) * 2017-07-14 2018-01-16 湖南瑞翔新材料股份有限公司 多层复合包覆钴酸锂及制备方法、锂电池
CN108110228A (zh) * 2017-11-23 2018-06-01 合肥国轩高科动力能源有限公司 一种锂离子电池硅基负极材料及其制备方法
CN111048756A (zh) * 2019-12-04 2020-04-21 兰溪致德新能源材料有限公司 高电导率硅氧负极材料及其应用
CN112467097A (zh) * 2020-10-30 2021-03-09 安普瑞斯（南京）有限公司 一种负极材料及其制备方法、电极、二次电池

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114464796A (zh) * 2021-12-29 2022-05-10 贝特瑞新材料集团股份有限公司 硅氧复合负极材料及其制备方法、锂离子电池
CN114388771A (zh) * 2022-03-07 2022-04-22 湖北亿纬动力有限公司 硅基复合负极材料、负极极片、其制备方法及锂离子电池
WO2024053939A1 (fr) * 2022-09-05 2024-03-14 주식회사 엘지에너지솔루션 Matériau actif négatif, électrode négative le comprenant, batterie secondaire le comprenant, et son procédé de production de matériau actif négatif

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Effective date of registration: 20211112

Address after: 311215 No. 855, Jianshe Second Road, economic and Technological Development Zone, Xiaoshan District, Hangzhou City, Zhejiang Province

Applicant after: Wanxiang A123 Co.,Ltd.

Address before: 311215 No. 855, Jianshe Second Road, Xiaoshan Economic and Technological Development Zone, Xiaoshan District, Hangzhou City, Zhejiang Province

Applicant before: Wanxiang A123 Co.,Ltd.

Applicant before: WANXIANG GROUP Co.,Ltd.

RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20210910