CN109244450B - 一种用于混掺三元材料的高压实高容量型锰酸锂复合正极材料的制备方法 - Google Patents
一种用于混掺三元材料的高压实高容量型锰酸锂复合正极材料的制备方法 Download PDFInfo
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- CN109244450B CN109244450B CN201811241835.0A CN201811241835A CN109244450B CN 109244450 B CN109244450 B CN 109244450B CN 201811241835 A CN201811241835 A CN 201811241835A CN 109244450 B CN109244450 B CN 109244450B
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- particle size
- lithium manganate
- size distribution
- positive electrode
- electrode material
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- 239000000463 material Substances 0.000 title claims abstract description 103
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 title claims abstract description 65
- 238000005056 compaction Methods 0.000 title claims abstract description 42
- 239000007774 positive electrode material Substances 0.000 title claims abstract description 32
- 239000002131 composite material Substances 0.000 title claims abstract description 12
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- 239000002245 particle Substances 0.000 claims abstract description 183
- 238000009826 distribution Methods 0.000 claims abstract description 114
- 238000002156 mixing Methods 0.000 claims abstract description 33
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 31
- 239000011572 manganese Substances 0.000 claims abstract description 29
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 25
- 239000010405 anode material Substances 0.000 claims abstract description 21
- 239000010406 cathode material Substances 0.000 claims abstract description 15
- 238000005245 sintering Methods 0.000 claims description 32
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 17
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims description 16
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 16
- 239000012467 final product Substances 0.000 claims description 13
- 238000004321 preservation Methods 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 10
- 238000001354 calcination Methods 0.000 claims description 8
- 238000009461 vacuum packaging Methods 0.000 claims description 7
- 238000007873 sieving Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 239000013078 crystal Substances 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 description 13
- 239000002243 precursor Substances 0.000 description 12
- 239000000047 product Substances 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 8
- 125000004122 cyclic group Chemical group 0.000 description 6
- 230000014759 maintenance of location Effects 0.000 description 6
- -1 ternary Chemical compound 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 238000010998 test method Methods 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 238000007664 blowing Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- SEVNKUSLDMZOTL-UHFFFAOYSA-H cobalt(2+);manganese(2+);nickel(2+);hexahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Mn+2].[Co+2].[Ni+2] SEVNKUSLDMZOTL-UHFFFAOYSA-H 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 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 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000007952 growth promoter Substances 0.000 description 1
- 239000012761 high-performance material Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000010345 tape casting 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
- H01M4/50—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
- 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
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
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CN201811241835.0A CN109244450B (zh) | 2018-10-24 | 2018-10-24 | 一种用于混掺三元材料的高压实高容量型锰酸锂复合正极材料的制备方法 |
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CN109244450A CN109244450A (zh) | 2019-01-18 |
CN109244450B true CN109244450B (zh) | 2021-09-03 |
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CN110817969A (zh) * | 2019-11-24 | 2020-02-21 | 永州昊利新材料科技有限公司 | 一种高容量、高压实密度低成本锰酸锂的生产方法 |
CN111233042B (zh) * | 2020-01-16 | 2022-03-11 | 阜阳师范大学 | 一种锰酸锂正极材料前躯体、锰酸锂正极材料及其制备方法 |
CN112086617A (zh) * | 2020-09-03 | 2020-12-15 | 星恒电源(滁州)有限公司 | 高锂离子导通正极片及其制备方法 |
CN112086618A (zh) * | 2020-09-03 | 2020-12-15 | 星恒电源(滁州)有限公司 | 一种高锂离子导通正极片及其制备方法 |
CN113036098B (zh) * | 2021-02-09 | 2022-04-22 | 横店集团东磁股份有限公司 | 一种复合高镍三元掺混磷铁正极材料的制备方法及应用 |
CN116779842A (zh) * | 2022-03-07 | 2023-09-19 | 比亚迪股份有限公司 | 一种磷酸铁锂正极活性材料及其制备方法、正极极片及锂离子电池 |
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CN101161592A (zh) * | 2006-10-12 | 2008-04-16 | 比亚迪股份有限公司 | 一种球形锰酸锂电池正极活性材料的制备方法 |
JP5458689B2 (ja) * | 2008-06-25 | 2014-04-02 | 三菱化学株式会社 | 非水系二次電池用複合黒鉛粒子、それを含有する負極材料、負極及び非水系二次電池 |
CN102593442A (zh) * | 2012-03-02 | 2012-07-18 | 宁波金和新材料股份有限公司 | 高压实密度锂电池正极材料的制备方法 |
JP6510402B2 (ja) * | 2013-04-25 | 2019-05-08 | 住友化学株式会社 | 複合化合物、リチウム含有複合酸化物、及びそれらの製造方法 |
DE102013211388A1 (de) * | 2013-06-18 | 2014-12-18 | Wacker Chemie Ag | Elektrodenmaterial und dessen Verwendung in Lithium-Ionen-Batterien |
CN104852041B (zh) * | 2014-02-14 | 2018-01-19 | 北京国能电池科技有限公司 | 镍钴铝锂电池正极材料的制备方法及锂电池正极材料 |
CN106532033A (zh) * | 2015-09-09 | 2017-03-22 | 无锡晶石新型能源有限公司 | 一种混合锰酸锂材料的制备方法 |
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Address after: 410000 No. 1889, Yuelu West Avenue, high tech Development Zone, Changsha, Hunan Patentee after: Hunan Haili lithium battery technology Co.,Ltd. Address before: 410000 No. 1889, Yuelu West Avenue, Changsha high tech Development Zone, Changsha City, Hunan Province Patentee before: HUNAN HAILI LITHIUM BATTERY TECHNOLOGY CO.,LTD. |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A Preparation Method of High Pressure Real High Capacity Lithium Manganate Composite Cathode Materials for Ternary Materials Effective date of registration: 20221028 Granted publication date: 20210903 Pledgee: Hunan Xiangjiang Zhongying Investment Management Co.,Ltd. Pledgor: Hunan Haili lithium battery technology Co.,Ltd. Registration number: Y2022980020191 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
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Date of cancellation: 20231227 Granted publication date: 20210903 Pledgee: Hunan Xiangjiang Zhongying Investment Management Co.,Ltd. Pledgor: Hunan Haili lithium battery technology Co.,Ltd. Registration number: Y2022980020191 |