CN110416526B - 一种锂电池负极材料及其制备方法 - Google Patents
一种锂电池负极材料及其制备方法 Download PDFInfo
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- CN110416526B CN110416526B CN201910748266.7A CN201910748266A CN110416526B CN 110416526 B CN110416526 B CN 110416526B CN 201910748266 A CN201910748266 A CN 201910748266A CN 110416526 B CN110416526 B CN 110416526B
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- 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
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- 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
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- 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
- H01M4/40—Alloys based on alkali metals
- H01M4/405—Alloys based on lithium
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- 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
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- 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
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- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
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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
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- 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
- H01M4/626—Metals
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- 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
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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
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/027—Negative electrodes
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- 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)
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- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
500周后容量保持率 | 500周后极片膨胀率 | |
实施例1 | 92% | 60% |
实施例2 | 80% | 90% |
实施例3 | 75% | 95% |
实施例4 | 78% | 102% |
实施例5 | 70% | 130% |
Claims (5)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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CN202010576390.2A CN111916692A (zh) | 2019-08-14 | 2019-08-14 | 锂电池负极材料的制备方法 |
CN201910748266.7A CN110416526B (zh) | 2019-08-14 | 2019-08-14 | 一种锂电池负极材料及其制备方法 |
CN202010576389.XA CN111916691A (zh) | 2019-08-14 | 2019-08-14 | 一种锂电池负极材料的制备方法 |
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CN201910748266.7A CN110416526B (zh) | 2019-08-14 | 2019-08-14 | 一种锂电池负极材料及其制备方法 |
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CN202010576389.XA Division CN111916691A (zh) | 2019-08-14 | 2019-08-14 | 一种锂电池负极材料的制备方法 |
CN202010576390.2A Division CN111916692A (zh) | 2019-08-14 | 2019-08-14 | 锂电池负极材料的制备方法 |
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CN110416526A CN110416526A (zh) | 2019-11-05 |
CN110416526B true CN110416526B (zh) | 2020-11-06 |
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CN202010576389.XA Pending CN111916691A (zh) | 2019-08-14 | 2019-08-14 | 一种锂电池负极材料的制备方法 |
CN202010576390.2A Pending CN111916692A (zh) | 2019-08-14 | 2019-08-14 | 锂电池负极材料的制备方法 |
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CN202010576390.2A Pending CN111916692A (zh) | 2019-08-14 | 2019-08-14 | 锂电池负极材料的制备方法 |
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CN112072089B (zh) * | 2020-09-07 | 2022-08-26 | 西南林业大学 | 一种生物质锂离子电池负极材料及其制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108736014A (zh) * | 2017-04-19 | 2018-11-02 | 中国科学院物理研究所 | 复合负极及其制备方法、包括复合负极的碱金属电池 |
CN109309243A (zh) * | 2017-07-26 | 2019-02-05 | 中能中科(天津)新能源科技有限公司 | 锂合金-骨架碳复合材料及其制备方法、负极和锂电池 |
CN109713294A (zh) * | 2018-12-12 | 2019-05-03 | 郑州中科新兴产业技术研究院 | 一种锂离子电池氧化亚硅基负极材料及其制备方法 |
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CN109888220A (zh) * | 2019-02-25 | 2019-06-14 | 徐冬 | 一种以热解生物大分子制备锂电池负极材料的方法 |
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2019
- 2019-08-14 CN CN201910748266.7A patent/CN110416526B/zh active Active
- 2019-08-14 CN CN202010576389.XA patent/CN111916691A/zh active Pending
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108736014A (zh) * | 2017-04-19 | 2018-11-02 | 中国科学院物理研究所 | 复合负极及其制备方法、包括复合负极的碱金属电池 |
CN109309243A (zh) * | 2017-07-26 | 2019-02-05 | 中能中科(天津)新能源科技有限公司 | 锂合金-骨架碳复合材料及其制备方法、负极和锂电池 |
CN109713294A (zh) * | 2018-12-12 | 2019-05-03 | 郑州中科新兴产业技术研究院 | 一种锂离子电池氧化亚硅基负极材料及其制备方法 |
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CN111916691A (zh) | 2020-11-10 |
CN110416526A (zh) | 2019-11-05 |
CN111916692A (zh) | 2020-11-10 |
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Effective date of registration: 20201016 Address after: No.283, chenmu Road, Lecheng street, Yueqing City, Wenzhou City, Zhejiang Province Applicant after: Yueqing RANJING Electric Co., Ltd Address before: No.81, Changle street, Suzhou Industrial Park, Jiangsu Province, 215000 Applicant before: Shao Zhengye |
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Effective date of registration: 20220530 Address after: 154100 graphite new material industrial park, Xing'an District, Hegang City, Heilongjiang Province Patentee after: Heilongjiang Haida New Material Technology Co.,Ltd. Address before: No. 283, chenmu Road, Lecheng street, Yueqing City, Wenzhou City, Zhejiang Province 325600 Patentee before: Yueqing RANJING Electric Co.,Ltd. |