CN110459760B - 一种制备镍钴锰酸锂单晶三元材料的方法 - Google Patents
一种制备镍钴锰酸锂单晶三元材料的方法 Download PDFInfo
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- 239000000463 material Substances 0.000 title claims abstract description 94
- 239000013078 crystal Substances 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 30
- HFCVPDYCRZVZDF-UHFFFAOYSA-N [Li+].[Co+2].[Ni+2].[O-][Mn]([O-])(=O)=O Chemical compound [Li+].[Co+2].[Ni+2].[O-][Mn]([O-])(=O)=O HFCVPDYCRZVZDF-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 239000000203 mixture Substances 0.000 claims abstract description 40
- 239000002245 particle Substances 0.000 claims abstract description 39
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 28
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims abstract description 22
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 18
- 229910052808 lithium carbonate Inorganic materials 0.000 claims abstract description 15
- 239000002243 precursor Substances 0.000 claims abstract description 15
- 238000007580 dry-mixing Methods 0.000 claims abstract description 13
- 238000000227 grinding Methods 0.000 claims abstract description 12
- 150000003755 zirconium compounds Chemical class 0.000 claims abstract description 9
- 238000007873 sieving Methods 0.000 claims abstract description 8
- 238000010902 jet-milling Methods 0.000 claims abstract description 4
- 238000002156 mixing Methods 0.000 claims description 16
- 229910016722 Ni0.5Co0.2Mn0.3 Inorganic materials 0.000 claims description 9
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical group O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 6
- 238000001354 calcination Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 5
- 239000002105 nanoparticle Substances 0.000 claims 1
- 238000002360 preparation method Methods 0.000 abstract description 8
- 238000009776 industrial production Methods 0.000 abstract description 4
- 239000010406 cathode material Substances 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 23
- 238000005245 sintering Methods 0.000 description 13
- 239000011572 manganese Substances 0.000 description 12
- 229910052759 nickel Inorganic materials 0.000 description 7
- 238000012360 testing method Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 5
- 239000003513 alkali Substances 0.000 description 4
- 230000014759 maintenance of location Effects 0.000 description 4
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 4
- 229910001928 zirconium oxide Inorganic materials 0.000 description 4
- 239000010405 anode material Substances 0.000 description 3
- 238000000498 ball milling Methods 0.000 description 3
- 239000011164 primary particle Substances 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 241000519995 Stachys sylvatica Species 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- KFDQGLPGKXUTMZ-UHFFFAOYSA-N [Mn].[Co].[Ni] Chemical compound [Mn].[Co].[Ni] KFDQGLPGKXUTMZ-UHFFFAOYSA-N 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
Images
Classifications
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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
-
- 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
-
- 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
-
- 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
-
- 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
Abstract
Description
实施例编号 | 首次充电比容量 | 首次放电比容量 | 首次效率 |
实施例1 | 200.18mAh/g | 175.45mAh/g | 88% |
实施例2 | 199.51mAh/g | 176.92mAh/g | 89% |
实施例3 | 198.32mAh/g | 175.29mAh/g | 88% |
实施例4 | 198.29mAh/g | 175.61mAh/g | 89% |
对比例1 | 198.10mAh/g | 174.55mAh/g | 88% |
对比例2 | 197.78mAh/g | 174.36mAh/g | 88% |
对比例3 | 196.12mAh/g | 173.48mAh/g | 88% |
实施例编号 | 放电比容量 | 容量保持率 |
实施例1 | 154.31mAh/g | 97% |
实施例2 | 155.83mAh/g | 97% |
实施例3 | 154.29mAh/g | 97% |
实施例4 | 154.03mAh/g | 97% |
对比例1 | 145.98mAh/g | 92% |
对比例2 | 146.61mAh/g | 92% |
对比例3 | 128.94mAh/g | 84% |
实施例编号 | 0.1C克容量 | 1C克容量 |
实施例1 | 175.45mAh/g | 159.80mAh/g |
实施例2 | 176.92mAh/g | 161.13mAh/g |
实施例3 | 175.29mAh/g | 159.08mAh/g |
实施例4 | 175.61mAh/g | 159.11mAh/g |
对比例1 | 174.55mAh/g | 159.01mAh/g |
对比例2 | 174.36mAh/g | 158.67mAh/g |
对比例3 | 173.48mAh/g | 154.18mAh/g |
Claims (11)
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CN111058084B (zh) * | 2019-12-25 | 2022-02-01 | 湖北融通高科先进材料有限公司 | 一种制备镍钴锰酸锂单晶三元材料的方法 |
CN111900380A (zh) * | 2020-08-10 | 2020-11-06 | 湖北融通高科先进材料有限公司 | 一种制备镍钴锰酸锂单晶三元材料的方法 |
CN111933927A (zh) * | 2020-08-17 | 2020-11-13 | 湖北融通高科先进材料有限公司 | 一种镍钴锰酸锂单晶三元材料的制备方法 |
CN111945224B (zh) * | 2020-08-17 | 2022-06-10 | 湖北融通高科先进材料有限公司 | 一种长循环型523单晶三元材料的制备方法 |
CN111952581A (zh) * | 2020-08-25 | 2020-11-17 | 湖北融通高科先进材料有限公司 | Ncm613单晶型正极材料及其制备方法 |
CN112626606A (zh) * | 2020-11-23 | 2021-04-09 | 陕西彩虹新材料有限公司 | 一种纯固相法制备高镍四元单晶正极材料的方法 |
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