CN111883751B - 一种磷酸铁锂复合正极材料及其制备方法 - Google Patents
一种磷酸铁锂复合正极材料及其制备方法 Download PDFInfo
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- CN111883751B CN111883751B CN202010656419.8A CN202010656419A CN111883751B CN 111883751 B CN111883751 B CN 111883751B CN 202010656419 A CN202010656419 A CN 202010656419A CN 111883751 B CN111883751 B CN 111883751B
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- iron phosphate
- lithium
- positive electrode
- lithium iron
- electrode material
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- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 title claims abstract description 53
- 239000002131 composite material Substances 0.000 title claims abstract description 43
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000007774 positive electrode material Substances 0.000 title claims description 29
- 239000006185 dispersion Substances 0.000 claims abstract description 31
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 26
- 238000000498 ball milling Methods 0.000 claims abstract description 24
- 239000007788 liquid Substances 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 23
- 239000002243 precursor Substances 0.000 claims abstract description 23
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 claims abstract description 19
- ODVRHJKVXOGKEJ-UHFFFAOYSA-N iron 5,10,15,20-tetraphenyl-21,23-dihydroporphyrin Chemical compound [Fe].c1cc2nc1c(-c1ccccc1)c1ccc([nH]1)c(-c1ccccc1)c1ccc(n1)c(-c1ccccc1)c1ccc([nH]1)c2-c1ccccc1 ODVRHJKVXOGKEJ-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000005245 sintering Methods 0.000 claims abstract description 17
- 229910000398 iron phosphate Inorganic materials 0.000 claims abstract description 13
- 238000001694 spray drying Methods 0.000 claims abstract description 13
- 238000000227 grinding Methods 0.000 claims abstract description 10
- 238000002156 mixing Methods 0.000 claims abstract description 10
- 238000005303 weighing Methods 0.000 claims abstract description 10
- 239000002904 solvent Substances 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 26
- 239000002245 particle Substances 0.000 claims description 20
- 239000008367 deionised water Substances 0.000 claims description 8
- 229910021641 deionized water Inorganic materials 0.000 claims description 8
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical group O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000012298 atmosphere Substances 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 7
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 6
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical group [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims description 6
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000010298 pulverizing process Methods 0.000 claims description 2
- 239000010405 anode material Substances 0.000 abstract description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 10
- 229910052799 carbon Inorganic materials 0.000 abstract description 10
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 abstract description 7
- 229910001416 lithium ion Inorganic materials 0.000 abstract description 7
- 230000007547 defect Effects 0.000 abstract description 6
- 238000005469 granulation Methods 0.000 abstract description 5
- 230000003179 granulation Effects 0.000 abstract description 5
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 238000009792 diffusion process Methods 0.000 abstract description 2
- 239000003792 electrolyte Substances 0.000 abstract description 2
- 150000002500 ions Chemical class 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 abstract 1
- 230000037431 insertion Effects 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 229910052493 LiFePO4 Inorganic materials 0.000 description 9
- 238000005056 compaction Methods 0.000 description 8
- 239000005955 Ferric phosphate Substances 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- 229940032958 ferric phosphate Drugs 0.000 description 6
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 238000001878 scanning electron micrograph Methods 0.000 description 4
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 3
- 239000010406 cathode material Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000008103 glucose Substances 0.000 description 3
- 229910010710 LiFePO Inorganic materials 0.000 description 2
- 229910003481 amorphous carbon Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000011164 primary particle Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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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
-
- 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
- H01M4/36—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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- 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
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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
- H01M2004/028—Positive 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 Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
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CN113353909B (zh) * | 2021-05-31 | 2024-03-26 | 蜂巢能源科技有限公司 | 利用回收锂制备磷酸铁锂正极材料的方法 |
CN114388802B (zh) * | 2021-12-24 | 2023-03-10 | 合肥国轩高科动力能源有限公司 | 一种单原子负载氮磷共掺杂碳复合材料包覆的磷酸铁锂及其制备方法和应用 |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4613551A (en) * | 1984-09-19 | 1986-09-23 | Honeywell Inc. | High rate metal oxyhalide cells |
JPH0330838A (ja) * | 1989-06-29 | 1991-02-08 | Central Res Inst Of Electric Power Ind | テトラフェニルポルフィリン誘導体および該化合物からなる還元触媒 |
US6245707B1 (en) * | 1999-10-28 | 2001-06-12 | The United States Of America As Represented By The Secretary Of The Army | Methanol tolerant catalyst material |
CN101572305A (zh) * | 2009-05-31 | 2009-11-04 | 浙江大学 | 一种具备高倍率性能的LiFePO4/C正极材料的制备方法 |
CN103187569A (zh) * | 2013-03-31 | 2013-07-03 | 复旦大学 | 一种锂离子电池正极材料含碳磷酸铁锂的制备方法 |
CN103258995A (zh) * | 2013-06-06 | 2013-08-21 | 郑州瑞普生物工程有限公司 | 磷酸铁锂材料的制备方法 |
CN104466129A (zh) * | 2014-11-05 | 2015-03-25 | 西北大学 | 一种用于制备锂离子电池复合正极材料磷酸铁锂/四苯基卟啉镁的方法 |
CN104577123A (zh) * | 2015-02-02 | 2015-04-29 | 哈尔滨工业大学 | 一种锂离子电池正极材料的制备方法 |
CN106711400A (zh) * | 2015-11-17 | 2017-05-24 | 宁德新能源科技有限公司 | 正极片及二次电池 |
CN107579237A (zh) * | 2017-09-13 | 2018-01-12 | 桑顿新能源科技有限公司 | 一种三元正极材料制备方法及三元正极材料 |
CN108163828A (zh) * | 2018-01-02 | 2018-06-15 | 乳源东阳光磁性材料有限公司 | 一种球形磷酸铁锂正极材料的制备方法 |
CN109301181A (zh) * | 2018-09-04 | 2019-02-01 | 成都新柯力化工科技有限公司 | 一种钠离子电池的碳包覆量子点合金负极材料及制备方法 |
CN109888309A (zh) * | 2019-01-11 | 2019-06-14 | 河南大学 | 一种基于金属卟啉与磷腈自组装纳米材料的n、p双掺杂石墨化碳材料、其制备方法及应用 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006047765A1 (en) * | 2004-10-27 | 2006-05-04 | Pacific Fuel Cell Corp. | Methanol resistant cathodic catalyst for direct methanol fuel cells |
JP6519577B2 (ja) * | 2016-12-22 | 2019-05-29 | トヨタ自動車株式会社 | リチウムイオン二次電池 |
-
2020
- 2020-07-09 CN CN202010656419.8A patent/CN111883751B/zh active Active
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4613551A (en) * | 1984-09-19 | 1986-09-23 | Honeywell Inc. | High rate metal oxyhalide cells |
JPH0330838A (ja) * | 1989-06-29 | 1991-02-08 | Central Res Inst Of Electric Power Ind | テトラフェニルポルフィリン誘導体および該化合物からなる還元触媒 |
US6245707B1 (en) * | 1999-10-28 | 2001-06-12 | The United States Of America As Represented By The Secretary Of The Army | Methanol tolerant catalyst material |
CN101572305A (zh) * | 2009-05-31 | 2009-11-04 | 浙江大学 | 一种具备高倍率性能的LiFePO4/C正极材料的制备方法 |
CN103187569A (zh) * | 2013-03-31 | 2013-07-03 | 复旦大学 | 一种锂离子电池正极材料含碳磷酸铁锂的制备方法 |
CN103258995A (zh) * | 2013-06-06 | 2013-08-21 | 郑州瑞普生物工程有限公司 | 磷酸铁锂材料的制备方法 |
CN104466129A (zh) * | 2014-11-05 | 2015-03-25 | 西北大学 | 一种用于制备锂离子电池复合正极材料磷酸铁锂/四苯基卟啉镁的方法 |
CN104577123A (zh) * | 2015-02-02 | 2015-04-29 | 哈尔滨工业大学 | 一种锂离子电池正极材料的制备方法 |
CN106711400A (zh) * | 2015-11-17 | 2017-05-24 | 宁德新能源科技有限公司 | 正极片及二次电池 |
CN107579237A (zh) * | 2017-09-13 | 2018-01-12 | 桑顿新能源科技有限公司 | 一种三元正极材料制备方法及三元正极材料 |
CN108163828A (zh) * | 2018-01-02 | 2018-06-15 | 乳源东阳光磁性材料有限公司 | 一种球形磷酸铁锂正极材料的制备方法 |
CN109301181A (zh) * | 2018-09-04 | 2019-02-01 | 成都新柯力化工科技有限公司 | 一种钠离子电池的碳包覆量子点合金负极材料及制备方法 |
CN109888309A (zh) * | 2019-01-11 | 2019-06-14 | 河南大学 | 一种基于金属卟啉与磷腈自组装纳米材料的n、p双掺杂石墨化碳材料、其制备方法及应用 |
Non-Patent Citations (1)
Title |
---|
"Synthesis of Li3WxV2−x(PO4)3/C cathode materials and their electrochemical performance for lithium-ion batteries";Chen-xiang Ma等;《J Solid State Electrochem》;20140913;第19卷;第519-524页 * |
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Application publication date: 20201103 Assignee: Anhui Xingtai Financial Leasing Co.,Ltd. Assignor: Gotion High-tech Co., Ltd. Contract record no.: X2023980035998 Denomination of invention: Lithium iron phosphate composite cathode material and its preparation method Granted publication date: 20220607 License type: Exclusive License Record date: 20230531 |
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