CN111058084A - 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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- CN111058084A CN111058084A CN201911356781.7A CN201911356781A CN111058084A CN 111058084 A CN111058084 A CN 111058084A CN 201911356781 A CN201911356781 A CN 201911356781A CN 111058084 A CN111058084 A CN 111058084A
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- precursor
- single crystal
- nickel cobalt
- mixing
- lithium manganate
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- 239000000463 material Substances 0.000 title claims abstract description 75
- 238000000034 method Methods 0.000 title claims abstract description 42
- 239000013078 crystal Substances 0.000 title claims abstract description 35
- 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 20
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 58
- 239000002243 precursor Substances 0.000 claims abstract description 31
- 239000002245 particle Substances 0.000 claims abstract description 28
- 238000001354 calcination Methods 0.000 claims abstract description 20
- 239000000203 mixture Substances 0.000 claims abstract description 19
- GLXDVVHUTZTUQK-UHFFFAOYSA-M lithium hydroxide monohydrate Substances [Li+].O.[OH-] GLXDVVHUTZTUQK-UHFFFAOYSA-M 0.000 claims abstract description 16
- PQVSTLUFSYVLTO-UHFFFAOYSA-N ethyl n-ethoxycarbonylcarbamate Chemical compound CCOC(=O)NC(=O)OCC PQVSTLUFSYVLTO-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229940040692 lithium hydroxide monohydrate Drugs 0.000 claims abstract description 13
- 238000007580 dry-mixing Methods 0.000 claims abstract description 12
- 150000003755 zirconium compounds Chemical class 0.000 claims abstract description 12
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 11
- 238000002156 mixing Methods 0.000 claims abstract description 11
- 238000007873 sieving Methods 0.000 claims abstract description 10
- IATRAKWUXMZMIY-UHFFFAOYSA-N strontium oxide Chemical compound [O-2].[Sr+2] IATRAKWUXMZMIY-UHFFFAOYSA-N 0.000 claims description 12
- 230000004907 flux Effects 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
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 7
- 229910052726 zirconium Inorganic materials 0.000 claims description 7
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 claims description 6
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 6
- 229910001928 zirconium oxide Inorganic materials 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 4
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 3
- 239000004327 boric acid Substances 0.000 claims description 3
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 3
- 239000000292 calcium oxide Substances 0.000 claims description 3
- 238000010902 jet-milling Methods 0.000 claims description 3
- 229910000476 molybdenum oxide Inorganic materials 0.000 claims description 3
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 abstract description 6
- 238000009776 industrial production Methods 0.000 abstract description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 abstract description 2
- 229910001416 lithium ion Inorganic materials 0.000 abstract description 2
- 239000011572 manganese Substances 0.000 description 35
- 230000000052 comparative effect Effects 0.000 description 13
- 239000002002 slurry Substances 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 229910052878 cordierite Inorganic materials 0.000 description 4
- 238000011068 loading method Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 3
- 238000001878 scanning electron micrograph Methods 0.000 description 3
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910003005 LiNiO2 Inorganic materials 0.000 description 1
- 229910001290 LiPF6 Inorganic materials 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- SOXUFMZTHZXOGC-UHFFFAOYSA-N [Li].[Mn].[Co].[Ni] Chemical compound [Li].[Mn].[Co].[Ni] SOXUFMZTHZXOGC-UHFFFAOYSA-N 0.000 description 1
- KFDQGLPGKXUTMZ-UHFFFAOYSA-N [Mn].[Co].[Ni] Chemical compound [Mn].[Co].[Ni] KFDQGLPGKXUTMZ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect 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
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000019771 cognition Effects 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B1/00—Single-crystal growth directly from the solid state
- C30B1/10—Single-crystal growth directly from the solid state by solid state reactions or multi-phase diffusion
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/16—Oxides
- C30B29/22—Complex oxides
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B33/00—After-treatment of single crystals or homogeneous polycrystalline material with defined structure
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CN112678879A (zh) * | 2020-12-23 | 2021-04-20 | 陕西彩虹新材料有限公司 | 一种单晶三元正极材料的制备方法 |
CN116588995A (zh) * | 2023-07-17 | 2023-08-15 | 宁德时代新能源科技股份有限公司 | 一种废旧三元正极材料梯次利用方法 |
Citations (6)
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CN109378469A (zh) * | 2018-11-30 | 2019-02-22 | 清远佳致新材料研究院有限公司 | 三元正极材料的制备方法及其制得的三元正极材料、锂离子电池和电动车辆 |
KR20190024423A (ko) * | 2017-08-31 | 2019-03-08 | 주식회사 포스코 | 리튬 이차 전지용 양극 활물질 및 이를 포함하는 리튬 이차 전지 |
CN109817955A (zh) * | 2019-03-29 | 2019-05-28 | 郑州中科新兴产业技术研究院 | 非水电解质二次电池用高镍正极材料及其制备方法 |
CN110459760A (zh) * | 2019-08-20 | 2019-11-15 | 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 |
CN110534733A (zh) * | 2019-07-21 | 2019-12-03 | 浙江美都海创锂电科技有限公司 | 一种大单晶锂离子电池镍钴锰酸锂正极材料制备方法 |
CN110589901A (zh) * | 2019-06-26 | 2019-12-20 | 浙江美都海创锂电科技有限公司 | 镍钴锰酸锂正极材料(Ni≥0.8)的制备方法 |
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2019
- 2019-12-25 CN CN201911356781.7A patent/CN111058084B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20190024423A (ko) * | 2017-08-31 | 2019-03-08 | 주식회사 포스코 | 리튬 이차 전지용 양극 활물질 및 이를 포함하는 리튬 이차 전지 |
CN109378469A (zh) * | 2018-11-30 | 2019-02-22 | 清远佳致新材料研究院有限公司 | 三元正极材料的制备方法及其制得的三元正极材料、锂离子电池和电动车辆 |
CN109817955A (zh) * | 2019-03-29 | 2019-05-28 | 郑州中科新兴产业技术研究院 | 非水电解质二次电池用高镍正极材料及其制备方法 |
CN110589901A (zh) * | 2019-06-26 | 2019-12-20 | 浙江美都海创锂电科技有限公司 | 镍钴锰酸锂正极材料(Ni≥0.8)的制备方法 |
CN110534733A (zh) * | 2019-07-21 | 2019-12-03 | 浙江美都海创锂电科技有限公司 | 一种大单晶锂离子电池镍钴锰酸锂正极材料制备方法 |
CN110459760A (zh) * | 2019-08-20 | 2019-11-15 | 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 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CN112678879A (zh) * | 2020-12-23 | 2021-04-20 | 陕西彩虹新材料有限公司 | 一种单晶三元正极材料的制备方法 |
CN116588995A (zh) * | 2023-07-17 | 2023-08-15 | 宁德时代新能源科技股份有限公司 | 一种废旧三元正极材料梯次利用方法 |
CN116588995B (zh) * | 2023-07-17 | 2023-12-01 | 宁德时代新能源科技股份有限公司 | 一种废旧三元正极材料梯次利用方法 |
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