CN104900869B - 碳包覆镍钴铝三元正极材料的制备方法 - Google Patents
碳包覆镍钴铝三元正极材料的制备方法 Download PDFInfo
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- CN104900869B CN104900869B CN201510216711.7A CN201510216711A CN104900869B CN 104900869 B CN104900869 B CN 104900869B CN 201510216711 A CN201510216711 A CN 201510216711A CN 104900869 B CN104900869 B CN 104900869B
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- cathode material
- tertiary cathode
- nickel cobalt
- cobalt aluminium
- calcining
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- 239000010406 cathode material Substances 0.000 title claims abstract description 57
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 51
- 239000011248 coating agent Substances 0.000 title claims abstract description 31
- 238000000576 coating method Methods 0.000 title claims abstract description 31
- QXZUUHYBWMWJHK-UHFFFAOYSA-N [Co].[Ni] Chemical compound [Co].[Ni] QXZUUHYBWMWJHK-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 239000004411 aluminium Substances 0.000 title claims abstract description 29
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 29
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Chemical class [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000003054 catalyst Substances 0.000 claims abstract description 10
- 150000003839 salts Chemical class 0.000 claims abstract description 9
- 239000000126 substance Substances 0.000 claims abstract description 4
- 229910013410 LiNixCoyAlzO2 Inorganic materials 0.000 claims abstract description 3
- 238000012805 post-processing Methods 0.000 claims abstract description 3
- 239000000843 powder Substances 0.000 claims description 37
- 238000001354 calcination Methods 0.000 claims description 35
- 239000000463 material Substances 0.000 claims description 17
- 238000001035 drying Methods 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid group Chemical group C(CC(O)(C(=O)O)CC(=O)O)(=O)O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 238000005406 washing Methods 0.000 claims description 8
- 229920000936 Agarose Polymers 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 239000002202 Polyethylene glycol Substances 0.000 claims description 4
- 229910003002 lithium salt Inorganic materials 0.000 claims description 4
- 159000000002 lithium salts Chemical class 0.000 claims description 4
- 229920001223 polyethylene glycol Polymers 0.000 claims description 4
- 229920002472 Starch Polymers 0.000 claims description 3
- 239000008107 starch Substances 0.000 claims description 3
- 235000019698 starch Nutrition 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- 239000003153 chemical reaction reagent Substances 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 230000001376 precipitating effect Effects 0.000 claims description 2
- 238000001556 precipitation Methods 0.000 claims description 2
- 238000012216 screening Methods 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 238000005253 cladding Methods 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 238000011065 in-situ storage Methods 0.000 abstract description 2
- 239000002243 precursor Substances 0.000 description 36
- 229910018058 Ni-Co-Al Inorganic materials 0.000 description 25
- 229910018144 Ni—Co—Al Inorganic materials 0.000 description 25
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 21
- 238000002156 mixing Methods 0.000 description 17
- 238000007873 sieving Methods 0.000 description 14
- 239000000243 solution Substances 0.000 description 14
- 229910013716 LiNi Inorganic materials 0.000 description 13
- 229910018632 Al0.05O2 Inorganic materials 0.000 description 12
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 10
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 description 9
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 9
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 9
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 7
- 239000007864 aqueous solution Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 7
- 239000008367 deionised water Substances 0.000 description 7
- 229910021641 deionized water Inorganic materials 0.000 description 7
- 238000000227 grinding Methods 0.000 description 7
- 230000002572 peristaltic effect Effects 0.000 description 7
- 239000012266 salt solution Substances 0.000 description 7
- 229910000029 sodium carbonate Inorganic materials 0.000 description 7
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- 238000000967 suction filtration Methods 0.000 description 7
- 239000007789 gas Substances 0.000 description 4
- 239000011259 mixed solution Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 description 3
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910003481 amorphous carbon Inorganic materials 0.000 description 2
- 239000010405 anode material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004087 circulation Effects 0.000 description 2
- 238000000975 co-precipitation Methods 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 229910052808 lithium carbonate Inorganic materials 0.000 description 2
- 238000001878 scanning electron micrograph Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- 229910002995 LiNi0.8Co0.15Al0.05O2 Inorganic materials 0.000 description 1
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 150000001868 cobalt Chemical class 0.000 description 1
- CKFRRHLHAJZIIN-UHFFFAOYSA-N cobalt lithium Chemical compound [Li].[Co] CKFRRHLHAJZIIN-UHFFFAOYSA-N 0.000 description 1
- 239000002482 conductive additive Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 150000002642 lithium compounds Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 150000002696 manganese Chemical class 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 150000002815 nickel Chemical class 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 239000011164 primary particle Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000027756 respiratory electron transport chain Effects 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
克容量(mAh/g) | 碳含量 | 粒径(μm) | 首次放电效率 | |
实施例一 | 195.2 | 1.96% | 6~8 | 87.2% |
实施例二 | 192.2 | 1.81% | 6~8 | 85.4% |
实施例三 | 195.5 | 1.86% | 6~8 | 86.7% |
实施例四 | 194.7 | 2.31% | 6~8 | 87.6% |
实施例五 | 186.3 | 1.42% | 6~8 | 83.8% |
实施例六 | 191.1 | 1.75% | 6~8 | 84.4% |
实施例七 | 195.0 | 2.24% | 6~8 | 87.3% |
Claims (2)
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CN201510216711.7A CN104900869B (zh) | 2015-04-30 | 2015-04-30 | 碳包覆镍钴铝三元正极材料的制备方法 |
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Families Citing this family (10)
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RU2643164C1 (ru) * | 2017-01-09 | 2018-01-31 | Публичное акционерное общество "Сатурн" (ПАО "Сатурн") | Способ получения катодного материала для литий-ионных аккумуляторов |
CN108856706B (zh) * | 2017-05-10 | 2020-03-24 | 中国石油化工股份有限公司 | 一种碳包覆镍铝复合材料及其制备方法和应用 |
CN107732220B (zh) * | 2017-11-27 | 2021-06-01 | 中南大学 | 氮掺杂介孔碳包覆的锂离子电池三元正极材料的制备方法 |
KR102565910B1 (ko) * | 2019-01-21 | 2023-08-10 | 주식회사 엘지화학 | 이차전지용 양극 활물질의 제조방법 |
CN112447946B (zh) * | 2019-08-27 | 2023-11-03 | 江西理工大学 | 一种Li2TiO3、Li2ZrO3复合包覆三元正极材料的制备方法 |
CN110589763B (zh) * | 2019-09-02 | 2023-02-10 | 四川普瑞思达科技服务有限公司 | 一种乙炔催化裂解制氢的方法 |
CN111172582A (zh) * | 2019-12-31 | 2020-05-19 | 浙江美都海创锂电科技有限公司 | 一种碳包覆单晶型镍钴锰酸锂三元正极材料的制备方法 |
CN113410447B (zh) * | 2021-06-23 | 2022-09-02 | 万向一二三股份公司 | 一种提高锂离子电池导电性能和循环寿命的正极材料及方法 |
CN113735195B (zh) * | 2021-08-31 | 2023-03-07 | 蜂巢能源科技有限公司 | 锂电池层状正极材料包覆的方法及碳掺钙包覆层状正极材料 |
CN113896254B (zh) * | 2021-09-29 | 2023-06-13 | 陕西君普新航科技有限公司 | 锂离子电池三元正极材料表面包覆碳的处理方法及燃烧装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CN102054976A (zh) * | 2010-12-10 | 2011-05-11 | 王志勇 | 一种锂离子电池正极材料的制备方法 |
CN102468480A (zh) * | 2010-11-19 | 2012-05-23 | 北京有色金属研究总院 | 一种高倍率性能磷酸亚铁锂材料的制备方法 |
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CN102627332B (zh) * | 2012-04-20 | 2014-05-28 | 湖北万润新能源科技发展有限公司 | 氧化物固溶体及其制备方法以及锂离子电池正极材料及其制备方法 |
CN103000874A (zh) * | 2012-11-07 | 2013-03-27 | 彩虹集团公司 | 一种碳包覆三元正极材料的制备方法 |
CN103066257B (zh) * | 2012-12-03 | 2015-04-22 | 广州锂宝新材料有限公司 | 一种锂离子电池正极材料用的锂镍钴铝氧化物的制备方法 |
GB2510413A (en) * | 2013-02-04 | 2014-08-06 | Leclanch Sa | Electrolyte composition for electrochemical cells |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CN102468480A (zh) * | 2010-11-19 | 2012-05-23 | 北京有色金属研究总院 | 一种高倍率性能磷酸亚铁锂材料的制备方法 |
CN102054976A (zh) * | 2010-12-10 | 2011-05-11 | 王志勇 | 一种锂离子电池正极材料的制备方法 |
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