CN110828804B - 多壳层前驱体、梯度含量正极材料及其制备方法 - Google Patents
多壳层前驱体、梯度含量正极材料及其制备方法 Download PDFInfo
- Publication number
- CN110828804B CN110828804B CN201911103784.XA CN201911103784A CN110828804B CN 110828804 B CN110828804 B CN 110828804B CN 201911103784 A CN201911103784 A CN 201911103784A CN 110828804 B CN110828804 B CN 110828804B
- Authority
- CN
- China
- Prior art keywords
- nickel
- cobalt
- salt solution
- solution
- aluminum
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000002243 precursor Substances 0.000 title claims abstract description 138
- 239000010406 cathode material Substances 0.000 title claims abstract description 59
- 238000002360 preparation method Methods 0.000 title claims abstract description 47
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 234
- 239000012266 salt solution Substances 0.000 claims abstract description 227
- QXZUUHYBWMWJHK-UHFFFAOYSA-N [Co].[Ni] Chemical compound [Co].[Ni] QXZUUHYBWMWJHK-UHFFFAOYSA-N 0.000 claims abstract description 181
- 238000002347 injection Methods 0.000 claims abstract description 118
- 239000007924 injection Substances 0.000 claims abstract description 118
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 116
- 239000002002 slurry Substances 0.000 claims abstract description 104
- UUCGKVQSSPTLOY-UHFFFAOYSA-J cobalt(2+);nickel(2+);tetrahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[Co+2].[Ni+2] UUCGKVQSSPTLOY-UHFFFAOYSA-J 0.000 claims abstract description 89
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims abstract description 80
- 238000000034 method Methods 0.000 claims abstract description 55
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000000151 deposition Methods 0.000 claims abstract description 50
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 49
- 239000010941 cobalt Substances 0.000 claims abstract description 49
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 49
- 230000008021 deposition Effects 0.000 claims abstract description 47
- IWTZGPIJFJBSBX-UHFFFAOYSA-G aluminum;cobalt(2+);nickel(2+);heptahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Al+3].[Co+2].[Ni+2] IWTZGPIJFJBSBX-UHFFFAOYSA-G 0.000 claims abstract description 31
- 230000008569 process Effects 0.000 claims abstract description 20
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 14
- 239000000243 solution Substances 0.000 claims description 245
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical group [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 210
- 239000003513 alkali Substances 0.000 claims description 122
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 119
- 239000002585 base Substances 0.000 claims description 95
- 238000006243 chemical reaction Methods 0.000 claims description 85
- 238000005406 washing Methods 0.000 claims description 81
- 238000003756 stirring Methods 0.000 claims description 60
- 229910021529 ammonia Inorganic materials 0.000 claims description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 57
- 238000001914 filtration Methods 0.000 claims description 53
- 230000032683 aging Effects 0.000 claims description 37
- 229910052782 aluminium Inorganic materials 0.000 claims description 35
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 claims description 32
- 229910001868 water Inorganic materials 0.000 claims description 25
- 238000001035 drying Methods 0.000 claims description 22
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 19
- 229910052760 oxygen Inorganic materials 0.000 claims description 19
- 239000001301 oxygen Substances 0.000 claims description 19
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical group [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 17
- 230000000536 complexating effect Effects 0.000 claims description 17
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 claims description 17
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 claims description 17
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 15
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 15
- 238000001354 calcination Methods 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 14
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 11
- 238000000975 co-precipitation Methods 0.000 claims description 9
- 239000010405 anode material Substances 0.000 claims description 7
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 4
- 229910013175 LiNixCo1-x-y Inorganic materials 0.000 claims description 3
- 229910000361 cobalt sulfate Inorganic materials 0.000 claims description 3
- 229940044175 cobalt sulfate Drugs 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000011259 mixed solution Substances 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 2
- WPUINVXKIPAAHK-UHFFFAOYSA-N aluminum;potassium;oxygen(2-) Chemical compound [O-2].[O-2].[Al+3].[K+] WPUINVXKIPAAHK-UHFFFAOYSA-N 0.000 claims description 2
- MXEHMOBFYMIGAE-UHFFFAOYSA-L cobalt(2+);nickel;dihydroxide Chemical group [OH-].[OH-].[Co+2].[Ni] MXEHMOBFYMIGAE-UHFFFAOYSA-L 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 229910021503 Cobalt(II) hydroxide Inorganic materials 0.000 claims 1
- ASKVAEGIVYSGNY-UHFFFAOYSA-L cobalt(ii) hydroxide Chemical compound [OH-].[OH-].[Co+2] ASKVAEGIVYSGNY-UHFFFAOYSA-L 0.000 claims 1
- 238000010304 firing Methods 0.000 claims 1
- 239000007774 positive electrode material Substances 0.000 abstract description 32
- 238000005204 segregation Methods 0.000 abstract description 6
- 238000009826 distribution Methods 0.000 abstract description 3
- 239000007772 electrode material Substances 0.000 abstract description 2
- 230000001276 controlling effect Effects 0.000 description 50
- 239000008367 deionised water Substances 0.000 description 32
- 229910021641 deionized water Inorganic materials 0.000 description 32
- 230000035484 reaction time Effects 0.000 description 32
- 239000000463 material Substances 0.000 description 24
- 239000002244 precipitate Substances 0.000 description 18
- 241000080590 Niso Species 0.000 description 17
- 230000000052 comparative effect Effects 0.000 description 17
- 239000002994 raw material Substances 0.000 description 16
- 239000006185 dispersion Substances 0.000 description 15
- 238000005245 sintering Methods 0.000 description 15
- GLXDVVHUTZTUQK-UHFFFAOYSA-M lithium;hydroxide;hydrate Chemical compound [Li+].O.[OH-] GLXDVVHUTZTUQK-UHFFFAOYSA-M 0.000 description 13
- -1 Nickel cobalt aluminum Chemical compound 0.000 description 10
- 239000002245 particle Substances 0.000 description 8
- 239000013078 crystal Substances 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 7
- 230000001105 regulatory effect Effects 0.000 description 7
- 239000007771 core particle Substances 0.000 description 6
- 230000007423 decrease Effects 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 238000005137 deposition process Methods 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 3
- 239000002033 PVDF binder Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 150000001868 cobalt Chemical class 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 238000011056 performance test Methods 0.000 description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 229910001388 sodium aluminate Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910021586 Nickel(II) chloride Inorganic materials 0.000 description 2
- 238000003917 TEM image Methods 0.000 description 2
- PFYQFCKUASLJLL-UHFFFAOYSA-N [Co].[Ni].[Li] Chemical compound [Co].[Ni].[Li] PFYQFCKUASLJLL-UHFFFAOYSA-N 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 239000006230 acetylene black Substances 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- GVPFVAHMJGGAJG-UHFFFAOYSA-L cobalt dichloride Chemical compound [Cl-].[Cl-].[Co+2] GVPFVAHMJGGAJG-UHFFFAOYSA-L 0.000 description 2
- UFMZWBIQTDUYBN-UHFFFAOYSA-N cobalt dinitrate Chemical compound [Co+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O UFMZWBIQTDUYBN-UHFFFAOYSA-N 0.000 description 2
- 229910001981 cobalt nitrate Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 description 2
- KBJMLQFLOWQJNF-UHFFFAOYSA-N nickel(ii) nitrate Chemical compound [Ni+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O KBJMLQFLOWQJNF-UHFFFAOYSA-N 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000001878 scanning electron micrograph Methods 0.000 description 2
- 229910002995 LiNi0.8Co0.15Al0.05O2 Inorganic materials 0.000 description 1
- 229910001290 LiPF6 Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- NVIVJPRCKQTWLY-UHFFFAOYSA-N cobalt nickel Chemical compound [Co][Ni][Co] NVIVJPRCKQTWLY-UHFFFAOYSA-N 0.000 description 1
- 239000008139 complexing agent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 150000002642 lithium compounds Chemical class 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Images
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
- H01M4/362—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
- H01M4/48—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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (33)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911103784.XA CN110828804B (zh) | 2019-11-13 | 2019-11-13 | 多壳层前驱体、梯度含量正极材料及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911103784.XA CN110828804B (zh) | 2019-11-13 | 2019-11-13 | 多壳层前驱体、梯度含量正极材料及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110828804A CN110828804A (zh) | 2020-02-21 |
CN110828804B true CN110828804B (zh) | 2021-05-11 |
Family
ID=69554498
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911103784.XA Active CN110828804B (zh) | 2019-11-13 | 2019-11-13 | 多壳层前驱体、梯度含量正极材料及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110828804B (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111762819B (zh) * | 2020-06-16 | 2022-11-04 | 广东省科学院稀有金属研究所 | 梯度含量正极材料及其制备方法 |
CN112820554B (zh) * | 2020-06-22 | 2022-07-26 | 深圳大学 | 镍钴氢氧化物复合材料及其制备方法和超级电容器 |
CN114804224A (zh) * | 2021-01-29 | 2022-07-29 | 微宏动力系统(湖州)有限公司 | 正极材料前驱体的制备方法、正极材料前驱体、正极材料及电池 |
CN114583141B (zh) * | 2022-05-09 | 2022-08-23 | 浙江帕瓦新能源股份有限公司 | 一种三层结构的前驱体材料及其制备方法、正极材料 |
CN115092978B (zh) * | 2022-07-20 | 2024-01-19 | 上海兰钧新能源科技有限公司 | 包覆型镍钴硼前驱体、镍钴硼正极材料及其制备方法 |
KR20240058235A (ko) * | 2022-10-25 | 2024-05-03 | 주식회사 에코프로비엠 | 리튬 복합 산화물 및 이를 포함하는 이차전지용 양극활물질 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103078109A (zh) * | 2013-01-16 | 2013-05-01 | 中南大学 | 一种梯度包覆镍酸锂材料及其制备方法 |
CN105552361A (zh) * | 2016-01-25 | 2016-05-04 | 荆门市格林美新材料有限公司 | 一种锂离子电池正极材料前驱体及其制备方法 |
CN106207140A (zh) * | 2016-09-28 | 2016-12-07 | 荆门市格林美新材料有限公司 | 一种多重核壳结构镍钴铝复合物的制备方法 |
CN109301240A (zh) * | 2018-10-21 | 2019-02-01 | 圣戈莱(北京)科技有限公司 | 阳离子掺杂梯度高镍多元材料前驱体及其制备方法和应用 |
CN109962233A (zh) * | 2017-12-25 | 2019-07-02 | 格林美(无锡)能源材料有限公司 | 一种梯度型的类单晶正极材料及其制备方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100822012B1 (ko) * | 2006-03-30 | 2008-04-14 | 한양대학교 산학협력단 | 리튬 전지용 양극 활물질, 그 제조 방법 및 그를 포함하는리튬 이차 전지 |
CN107359346B (zh) * | 2017-06-19 | 2019-07-26 | 荆门市格林美新材料有限公司 | 一种锂电池正极材料改性多元前驱体及制备方法 |
-
2019
- 2019-11-13 CN CN201911103784.XA patent/CN110828804B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103078109A (zh) * | 2013-01-16 | 2013-05-01 | 中南大学 | 一种梯度包覆镍酸锂材料及其制备方法 |
CN105552361A (zh) * | 2016-01-25 | 2016-05-04 | 荆门市格林美新材料有限公司 | 一种锂离子电池正极材料前驱体及其制备方法 |
CN106207140A (zh) * | 2016-09-28 | 2016-12-07 | 荆门市格林美新材料有限公司 | 一种多重核壳结构镍钴铝复合物的制备方法 |
CN109962233A (zh) * | 2017-12-25 | 2019-07-02 | 格林美(无锡)能源材料有限公司 | 一种梯度型的类单晶正极材料及其制备方法 |
CN109301240A (zh) * | 2018-10-21 | 2019-02-01 | 圣戈莱(北京)科技有限公司 | 阳离子掺杂梯度高镍多元材料前驱体及其制备方法和应用 |
Also Published As
Publication number | Publication date |
---|---|
CN110828804A (zh) | 2020-02-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110828804B (zh) | 多壳层前驱体、梯度含量正极材料及其制备方法 | |
JP7241875B2 (ja) | 高出力型のリチウムイオン電池用正極材料及びその製造方法 | |
WO2016180288A1 (zh) | 制备具有铝元素梯度分布的镍钴铝前驱材料和正极材料的方法 | |
EP3557668A1 (en) | Ternary material and preparation method therefor, battery slurry, positive electrode, and lithium battery | |
CN109279662A (zh) | 一种双离子共掺杂的单晶三元锂离子正极材料及制备方法 | |
CN107123792B (zh) | 双层复合结构三元正极材料及其制备方法 | |
CN103078109A (zh) | 一种梯度包覆镍酸锂材料及其制备方法 | |
CN106910887B (zh) | 一种富锂锰基正极材料、其制备方法及包含该正极材料的锂离子电池 | |
EP3965188A1 (en) | Composite positive electrode material for lithium ion battery, lithium ion battery, and vehicle | |
WO2023130779A1 (zh) | 一种具有核壳结构的高电压三元正极材料及其制备方法 | |
EP3972017A1 (en) | Cobalt-free layered positive electrode material and preparation method therefor, and lithium-ion battery | |
CN110323432A (zh) | 一种阴阳离子共掺杂改性锂离子电池正极材料及其制备方法 | |
CN107579223B (zh) | 镍钴锰三元材料的方法 | |
CN111477866B (zh) | 一种锂离子电池三元正极材料镍钴铝及其制备方法 | |
CN110364716B (zh) | 镁基mof的球形氧化镁包覆锂离子电池三元正极材料及其制备方法 | |
WO2023000541A1 (zh) | 一种高镍三元电极复合材料及其制备方法和锂离子电池 | |
CN113845153A (zh) | 一种多元高熵固溶体正极材料以及制备方法和用途 | |
CN113644272A (zh) | 一种铈铋复合氧化物掺杂锂离子电池正极材料及其制备方法 | |
WO2023184996A1 (zh) | 一种改性高镍三元正极材料及其制备方法 | |
CN111362318B (zh) | 一种镍钴锰碳酸盐及其制备方法与应用 | |
CN113299902A (zh) | 一种浓度梯度镁掺杂富锂锰基氧化物正极材料的制备及其锂电池应用 | |
CN112993241A (zh) | 一种单晶锰酸锂材料的制备方法 | |
CN107579225B (zh) | 掺钛镍钴锰三元材料的制备方法 | |
CN107579224B (zh) | 掺杂稀土离子的镍钴锰三元材料的制备方法 | |
CN107565126B (zh) | 直接沉淀制备掺杂二价阳离子的镍钴锰三元材料的方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230607 Address after: 510651 No. 363, Changxin Road, Guangzhou, Guangdong, Tianhe District Patentee after: Institute of resource utilization and rare earth development, Guangdong Academy of Sciences Address before: 510000 363 Changxin Road, Tianhe District, Guangzhou, Guangdong. Patentee before: GUANGDONG INSTITUTE OF RARE METALS |
|
TR01 | Transfer of patent right | ||
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20200221 Assignee: Guangxi Nanning Shengqing Environmental Protection Technology Co.,Ltd. Assignor: Institute of resource utilization and rare earth development, Guangdong Academy of Sciences Contract record no.: X2023980040777 Denomination of invention: Multi shell precursor, gradient content cathode material and its preparation method Granted publication date: 20210511 License type: Common License Record date: 20230829 |
|
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20200221 Assignee: DONGGUAN HUANNIAO NEW MATERIAL Co.,Ltd. Assignor: Institute of resource utilization and rare earth development, Guangdong Academy of Sciences Contract record no.: X2023980040906 Denomination of invention: Multi shell precursor, gradient content cathode material and its preparation method Granted publication date: 20210511 License type: Common License Record date: 20230831 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20200221 Assignee: Foshan shangxiaoyun Technology Co.,Ltd. Assignor: Institute of resource utilization and rare earth development, Guangdong Academy of Sciences Contract record no.: X2023980041275 Denomination of invention: Multi shell precursor, gradient content cathode material and its preparation method Granted publication date: 20210511 License type: Common License Record date: 20230906 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20200221 Assignee: Liuzhou Xutang Environmental Protection Technology Co.,Ltd. Assignor: Institute of resource utilization and rare earth development, Guangdong Academy of Sciences Contract record no.: X2023980042110 Denomination of invention: Multi shell precursor, gradient content cathode material and its preparation method Granted publication date: 20210511 License type: Common License Record date: 20230919 Application publication date: 20200221 Assignee: Huizhou xinhongda Intelligent Technology Co.,Ltd. Assignor: Institute of resource utilization and rare earth development, Guangdong Academy of Sciences Contract record no.: X2023980042099 Denomination of invention: Multi shell precursor, gradient content cathode material and its preparation method Granted publication date: 20210511 License type: Common License Record date: 20230919 Application publication date: 20200221 Assignee: Dongguan Yaluo Environmental Protection Technology Co.,Ltd. Assignor: Institute of resource utilization and rare earth development, Guangdong Academy of Sciences Contract record no.: X2023980042119 Denomination of invention: Multi shell precursor, gradient content cathode material and its preparation method Granted publication date: 20210511 License type: Common License Record date: 20230919 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20200221 Assignee: Chongqing Zhixin Yicheng Biotechnology Co.,Ltd. Assignor: Institute of resource utilization and rare earth development, Guangdong Academy of Sciences Contract record no.: X2023980048284 Denomination of invention: Multi shell precursor, gradient content cathode material and its preparation method Granted publication date: 20210511 License type: Common License Record date: 20231124 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20200221 Assignee: Guangzhou shunyao Energy Technology Co.,Ltd. Assignor: Institute of resource utilization and rare earth development, Guangdong Academy of Sciences Contract record no.: X2024980006118 Denomination of invention: Multi shell precursor, gradient content cathode material and its preparation method Granted publication date: 20210511 License type: Common License Record date: 20240523 Application publication date: 20200221 Assignee: Guangzhou Zhuoyue Power Technology Co.,Ltd. Assignor: Institute of resource utilization and rare earth development, Guangdong Academy of Sciences Contract record no.: X2024980006061 Denomination of invention: Multi shell precursor, gradient content cathode material and its preparation method Granted publication date: 20210511 License type: Common License Record date: 20240522 Application publication date: 20200221 Assignee: GUANGZHOU ZHUOYUE POWER NEW ENERGY Co.,Ltd. Assignor: Institute of resource utilization and rare earth development, Guangdong Academy of Sciences Contract record no.: X2024980006026 Denomination of invention: Multi shell precursor, gradient content cathode material and its preparation method Granted publication date: 20210511 License type: Common License Record date: 20240522 |