CN108832093B - 一种复合正极材料、制备方法及锂离子电池 - Google Patents
一种复合正极材料、制备方法及锂离子电池 Download PDFInfo
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- CN108832093B CN108832093B CN201810601057.5A CN201810601057A CN108832093B CN 108832093 B CN108832093 B CN 108832093B CN 201810601057 A CN201810601057 A CN 201810601057A CN 108832093 B CN108832093 B CN 108832093B
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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
- H01M4/362—Composites
- H01M4/366—Composites as layered products
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- H—ELECTRICITY
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- 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
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
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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
- H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
- H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
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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
- H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
- H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
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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
- H01M4/62—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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- 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
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- 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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- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
实施例 | 首次循环容量 | 500次循环容量(Ah) | 容量保持率 |
1 | (Ah)17.3 | 15.1 | 87.3% |
2 | 17.2 | 15.0 | 87.20% |
3 | 16.5 | 13.9 | 84.2% |
4 | 17.1 | 14.0 | 81.1% |
5 | 16.5 | 14.3 | 86.7% |
6 | 17.5 | 15.0 | 85.7% |
7 | 16.3 | 13.6 | 83.4% |
对照例1 | 17.5 | 14.0 | 80.0% |
Claims (2)
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CN201810601057.5A CN108832093B (zh) | 2018-06-12 | 2018-06-12 | 一种复合正极材料、制备方法及锂离子电池 |
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CN201810601057.5A CN108832093B (zh) | 2018-06-12 | 2018-06-12 | 一种复合正极材料、制备方法及锂离子电池 |
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CN108832093A CN108832093A (zh) | 2018-11-16 |
CN108832093B true CN108832093B (zh) | 2020-06-26 |
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Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110137457A (zh) * | 2019-05-08 | 2019-08-16 | 贵州丕丕丕电子科技有限公司 | 一种包覆型锰酸锂正极材料、制备方法及锂离子电池 |
CN110668509B (zh) * | 2019-09-30 | 2020-10-23 | 南昌大学 | 一种硒包覆的高镍三元层状正极材料及其制备方法 |
CN112713261B (zh) * | 2019-10-24 | 2023-04-07 | 中国石油化工股份有限公司 | 一种三元正极材料的制备方法及包含该三元正极材料的锂离子电池 |
CN110911677B (zh) * | 2019-12-11 | 2021-03-23 | 河北省科学院能源研究所 | 一种掺杂和包覆共同改性的镍钴锰酸锂正极材料及其制备方法 |
CN111916701B (zh) * | 2020-07-22 | 2021-10-19 | 蜂巢能源科技有限公司 | 一种包覆型正极材料及其制备方法和用途 |
CN112289985B (zh) * | 2020-09-22 | 2022-06-07 | 合肥国轩高科动力能源有限公司 | 一种C@MgAl2O4复合包覆改性的硅基负极材料及其制备方法 |
CN113716620A (zh) * | 2021-07-22 | 2021-11-30 | 合肥国轩高科动力能源有限公司 | 一种尖晶石改性三元正极材料及其制备方法 |
CN113594446A (zh) * | 2021-07-26 | 2021-11-02 | 合肥国轩高科动力能源有限公司 | 纳米结构双包覆的镍钴锰三元正极材料的制备方法、制得的三元正极材料 |
CN115663197A (zh) * | 2022-12-28 | 2023-01-31 | 宜宾锂宝新材料有限公司 | 镁铝尖晶石包覆高镍单晶三元正极材料与制备方法和锂电池 |
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DE19922522A1 (de) * | 1999-05-15 | 2000-11-16 | Merck Patent Gmbh | Beschichtete Lithium-Mischoxid-Partikel und deren Verwendung |
US20030108790A1 (en) * | 2001-12-05 | 2003-06-12 | Arumugam Manthiram | Surface/chemically modified oxide cathodes for lithium-ion batteries |
KR20130050161A (ko) * | 2011-11-07 | 2013-05-15 | 삼성에스디아이 주식회사 | 전극활물질, 그 제조방법 및 이를 채용한 전극 및 리튬전지 |
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