CN105428617A - 一种磷酸铁碳球同步合成及制备内外导电碳改性的磷酸铁锂的方法 - Google Patents
一种磷酸铁碳球同步合成及制备内外导电碳改性的磷酸铁锂的方法 Download PDFInfo
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- CN105428617A CN105428617A CN201510780949.2A CN201510780949A CN105428617A CN 105428617 A CN105428617 A CN 105428617A CN 201510780949 A CN201510780949 A CN 201510780949A CN 105428617 A CN105428617 A CN 105428617A
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- Prior art keywords
- iron phosphate
- lithium
- solution
- preparation
- conductive carbon
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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
- H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
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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
- H01M4/362—Composites
- H01M4/366—Composites as layered products
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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
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
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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)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Composite Materials (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
实验序号 | 0.2C放电(mAh/g) | 3C放电(mAh/g) | 低温(-20℃)0.5C放电(mAh/g) |
实施例1 | 159.4 | 142.5 | 100.6 |
实验序号 | 0.2C放电(mAh/g) | 3C放电(mAh/g) | 低温(-20℃)0.5C放电(mAh/g) |
实施例2 | 155.7 | 140.5 | 94.5 |
Claims (3)
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CN201510780949.2A CN105428617B (zh) | 2015-11-16 | 2015-11-16 | 一种制备内外导电碳改性的磷酸铁锂的方法 |
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CN201510780949.2A CN105428617B (zh) | 2015-11-16 | 2015-11-16 | 一种制备内外导电碳改性的磷酸铁锂的方法 |
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CN105428617A true CN105428617A (zh) | 2016-03-23 |
CN105428617B CN105428617B (zh) | 2019-02-19 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114678526A (zh) * | 2022-02-28 | 2022-06-28 | 合肥国轩高科动力能源有限公司 | 一种高性能的碳包覆磷酸铁锂复合材料的制备方法 |
Citations (7)
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JP2006056754A (ja) * | 2004-08-20 | 2006-03-02 | Mitsui Mining Co Ltd | 燐酸アンモニウム鉄及びリチウムイオン二次電池用正極材料の製造方法、並びにリチウムイオン二次電池 |
CN101337666A (zh) * | 2008-08-04 | 2009-01-07 | 清华大学 | 采用氧化控制结晶-碳热还原制备球形磷酸铁锂的方法 |
CN102509643A (zh) * | 2011-11-29 | 2012-06-20 | 西北师范大学 | 石墨烯/碳球复合材料及其制备和应用 |
CN102810670A (zh) * | 2012-08-01 | 2012-12-05 | 因迪能源(苏州)有限公司 | 一种锂离子电池复合正极材料及制备方法 |
JP2013161654A (ja) * | 2012-02-06 | 2013-08-19 | Sumitomo Metal Mining Co Ltd | リチウム二次電池用正極活物質とその製造方法および該正極活物質の前駆体とその製造方法、並びに該正極活物質を用いたリチウム二次電池 |
CN103367724A (zh) * | 2013-07-26 | 2013-10-23 | 烟台卓能电池材料有限公司 | 一种核壳结构的磷酸铁锂电池材料及其制备方法 |
CN103436269A (zh) * | 2013-08-19 | 2013-12-11 | 太原理工大学 | 一种氢氧化镁包覆碳微球阻燃剂的制备方法 |
-
2015
- 2015-11-16 CN CN201510780949.2A patent/CN105428617B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006056754A (ja) * | 2004-08-20 | 2006-03-02 | Mitsui Mining Co Ltd | 燐酸アンモニウム鉄及びリチウムイオン二次電池用正極材料の製造方法、並びにリチウムイオン二次電池 |
CN101337666A (zh) * | 2008-08-04 | 2009-01-07 | 清华大学 | 采用氧化控制结晶-碳热还原制备球形磷酸铁锂的方法 |
CN102509643A (zh) * | 2011-11-29 | 2012-06-20 | 西北师范大学 | 石墨烯/碳球复合材料及其制备和应用 |
JP2013161654A (ja) * | 2012-02-06 | 2013-08-19 | Sumitomo Metal Mining Co Ltd | リチウム二次電池用正極活物質とその製造方法および該正極活物質の前駆体とその製造方法、並びに該正極活物質を用いたリチウム二次電池 |
CN102810670A (zh) * | 2012-08-01 | 2012-12-05 | 因迪能源(苏州)有限公司 | 一种锂离子电池复合正极材料及制备方法 |
CN103367724A (zh) * | 2013-07-26 | 2013-10-23 | 烟台卓能电池材料有限公司 | 一种核壳结构的磷酸铁锂电池材料及其制备方法 |
CN103436269A (zh) * | 2013-08-19 | 2013-12-11 | 太原理工大学 | 一种氢氧化镁包覆碳微球阻燃剂的制备方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114678526A (zh) * | 2022-02-28 | 2022-06-28 | 合肥国轩高科动力能源有限公司 | 一种高性能的碳包覆磷酸铁锂复合材料的制备方法 |
CN114678526B (zh) * | 2022-02-28 | 2023-10-10 | 合肥国轩高科动力能源有限公司 | 一种碳包覆磷酸铁锂复合材料的制备方法 |
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