CN114132923B - 一种快充石墨负极材料的制备方法及其产品和应用 - Google Patents
一种快充石墨负极材料的制备方法及其产品和应用 Download PDFInfo
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- CN114132923B CN114132923B CN202111419349.5A CN202111419349A CN114132923B CN 114132923 B CN114132923 B CN 114132923B CN 202111419349 A CN202111419349 A CN 202111419349A CN 114132923 B CN114132923 B CN 114132923B
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/20—Graphite
- C01B32/205—Preparation
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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
- 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
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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
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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
- H01M2004/021—Physical characteristics, e.g. porosity, surface area
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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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- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Carbon And Carbon Compounds (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
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CN202111419349.5A CN114132923B (zh) | 2021-11-26 | 2021-11-26 | 一种快充石墨负极材料的制备方法及其产品和应用 |
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CN202111419349.5A CN114132923B (zh) | 2021-11-26 | 2021-11-26 | 一种快充石墨负极材料的制备方法及其产品和应用 |
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CN114132923A CN114132923A (zh) | 2022-03-04 |
CN114132923B true CN114132923B (zh) | 2023-04-07 |
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CN113860297A (zh) * | 2021-11-09 | 2021-12-31 | 深圳市贝特瑞新能源技术研究院有限公司 | 一种提高石墨的石墨化度的方法 |
CN117263177B (zh) * | 2023-09-26 | 2024-05-17 | 连云港埃纳硅业有限公司 | 人造石墨负极材料内串石墨化炉 |
Family Cites Families (9)
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JP4252846B2 (ja) * | 2002-07-31 | 2009-04-08 | パナソニック株式会社 | リチウム二次電池 |
CN103088195B (zh) * | 2013-01-29 | 2014-04-16 | 四川省泉胜金属有限公司 | 井式液压盖真空电阻炉 |
CN105609779A (zh) * | 2015-10-28 | 2016-05-25 | 江西正拓新能源科技股份有限公司 | 一种动力锂离子电池用石墨负极材料及其制备方法 |
CN105789627A (zh) * | 2016-03-22 | 2016-07-20 | 福建翔丰华新能源材料有限公司 | 一种锂离子电池用高性能石墨负极材料的制备方法 |
CN106058304A (zh) * | 2016-08-10 | 2016-10-26 | 广东东岛新能源股份有限公司 | 一种锂离子动力电池用人造石墨负极材料及制备方法 |
CN111288798A (zh) * | 2020-03-23 | 2020-06-16 | 南通高新工业炉有限公司 | 一种用于铝熔化炉的自动加料装置 |
CN112479197A (zh) * | 2020-11-26 | 2021-03-12 | 同济大学 | 一种高容量兼顾快充石墨负极材料的制备方法 |
CN112573923A (zh) * | 2020-12-10 | 2021-03-30 | 广东凯金新能源科技股份有限公司 | 一种高倍率锂离子电池人造石墨负极材料及其制备方法 |
CN113233451A (zh) * | 2021-06-24 | 2021-08-10 | 上海杉杉科技有限公司 | 改性人造石墨材料及其制备方法和应用、锂离子电池 |
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Address after: No. 666 Ganshan Road, Huzhou City, Zhejiang Province, 313000 Patentee after: Huzhou Qiyuan Jincan New Energy Technology Co.,Ltd. Address before: 313000 No. 666, Ganshan Road, Huzhou Economic and Technological Development Zone, Huzhou City, Zhejiang Province Patentee before: Sinosteel Jincan new energy technology (Huzhou) Co.,Ltd. |
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Denomination of invention: Preparation method, product and application of a fast charging graphite negative electrode material Effective date of registration: 20230908 Granted publication date: 20230407 Pledgee: South Taihu New Area sub branch of Huzhou Wuxing Rural Commercial Bank Co.,Ltd. Pledgor: Huzhou Qiyuan Jincan New Energy Technology Co.,Ltd. Registration number: Y2023980055917 |