CN113555559A - 一种富锂锰基正极材料、其制备方法及其应用 - Google Patents
一种富锂锰基正极材料、其制备方法及其应用 Download PDFInfo
- Publication number
- CN113555559A CN113555559A CN202111102738.5A CN202111102738A CN113555559A CN 113555559 A CN113555559 A CN 113555559A CN 202111102738 A CN202111102738 A CN 202111102738A CN 113555559 A CN113555559 A CN 113555559A
- Authority
- CN
- China
- Prior art keywords
- lithium
- positive electrode
- electrode material
- rich manganese
- based positive
- 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.)
- Granted
Links
- 239000011572 manganese Substances 0.000 title claims abstract description 126
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 115
- 229910052748 manganese Inorganic materials 0.000 title claims abstract description 115
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 112
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 title claims abstract description 112
- 239000007774 positive electrode material Substances 0.000 title claims abstract description 92
- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 64
- 239000010405 anode material Substances 0.000 claims abstract description 37
- 229910052751 metal Inorganic materials 0.000 claims abstract description 22
- 239000002184 metal Substances 0.000 claims abstract description 22
- 239000011164 primary particle Substances 0.000 claims abstract description 17
- 239000011163 secondary particle Substances 0.000 claims abstract description 15
- 239000002923 metal particle Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 11
- 238000005470 impregnation Methods 0.000 claims abstract description 4
- 238000001035 drying Methods 0.000 claims description 28
- 239000002243 precursor Substances 0.000 claims description 27
- 239000000243 solution Substances 0.000 claims description 27
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 24
- 239000007773 negative electrode material Substances 0.000 claims description 22
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 21
- 150000001875 compounds Chemical class 0.000 claims description 16
- 239000011259 mixed solution Substances 0.000 claims description 16
- 238000002156 mixing Methods 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 15
- 239000012266 salt solution Substances 0.000 claims description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- 238000000975 co-precipitation Methods 0.000 claims description 13
- 239000008139 complexing agent Substances 0.000 claims description 13
- 238000005245 sintering Methods 0.000 claims description 11
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims description 9
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 239000012716 precipitator Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 claims description 6
- 239000003575 carbonaceous material Substances 0.000 claims description 6
- 238000007598 dipping method Methods 0.000 claims description 6
- 229910017052 cobalt Inorganic materials 0.000 claims description 5
- 239000010941 cobalt Substances 0.000 claims description 5
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 5
- 229910052684 Cerium Inorganic materials 0.000 claims description 3
- 229910052693 Europium Inorganic materials 0.000 claims description 3
- 229910052688 Gadolinium Inorganic materials 0.000 claims description 3
- 239000004471 Glycine Substances 0.000 claims description 3
- 229910008737 LiaMnxNiyCozO2 Inorganic materials 0.000 claims description 3
- 229910052772 Samarium Inorganic materials 0.000 claims description 3
- 229910052775 Thulium Inorganic materials 0.000 claims description 3
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical compound [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 claims description 3
- YZSKZXUDGLALTQ-UHFFFAOYSA-N [Li][C] Chemical compound [Li][C] YZSKZXUDGLALTQ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 239000008236 heating water Substances 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 229910052758 niobium Inorganic materials 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 229910052726 zirconium Inorganic materials 0.000 claims description 3
- 229910001960 metal nitrate Inorganic materials 0.000 claims description 2
- 238000000967 suction filtration Methods 0.000 claims description 2
- 239000011247 coating layer Substances 0.000 abstract description 3
- 230000001351 cycling effect Effects 0.000 abstract description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 26
- 229910001416 lithium ion Inorganic materials 0.000 description 26
- 238000006243 chemical reaction Methods 0.000 description 25
- 239000002002 slurry Substances 0.000 description 20
- 238000003756 stirring Methods 0.000 description 20
- 239000002131 composite material Substances 0.000 description 14
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 12
- 239000010406 cathode material Substances 0.000 description 12
- 239000011248 coating agent Substances 0.000 description 12
- 238000000576 coating method Methods 0.000 description 12
- 239000002245 particle Substances 0.000 description 11
- 239000011230 binding agent Substances 0.000 description 10
- 239000002041 carbon nanotube Substances 0.000 description 10
- 229910021393 carbon nanotube Inorganic materials 0.000 description 10
- 239000006258 conductive agent Substances 0.000 description 10
- 239000006185 dispersion Substances 0.000 description 10
- 150000002641 lithium Chemical class 0.000 description 10
- 238000005096 rolling process Methods 0.000 description 10
- 239000002904 solvent Substances 0.000 description 10
- 239000000725 suspension Substances 0.000 description 10
- OERNJTNJEZOPIA-UHFFFAOYSA-N zirconium nitrate Chemical compound [Zr+4].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O OERNJTNJEZOPIA-UHFFFAOYSA-N 0.000 description 10
- KFDQGLPGKXUTMZ-UHFFFAOYSA-N [Mn].[Co].[Ni] Chemical compound [Mn].[Co].[Ni] KFDQGLPGKXUTMZ-UHFFFAOYSA-N 0.000 description 8
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 6
- 235000011114 ammonium hydroxide Nutrition 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- 229910000029 sodium carbonate Inorganic materials 0.000 description 6
- 239000002033 PVDF binder Substances 0.000 description 5
- 229910000361 cobalt sulfate Inorganic materials 0.000 description 5
- 229940044175 cobalt sulfate Drugs 0.000 description 5
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 description 5
- 239000008367 deionised water Substances 0.000 description 5
- 229910021641 deionized water Inorganic materials 0.000 description 5
- 238000001514 detection method Methods 0.000 description 5
- 239000003792 electrolyte Substances 0.000 description 5
- 238000003475 lamination Methods 0.000 description 5
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 5
- 229910052808 lithium carbonate Inorganic materials 0.000 description 5
- 230000014759 maintenance of location Effects 0.000 description 5
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical class [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 description 5
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 5
- 229940053662 nickel sulfate Drugs 0.000 description 5
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 5
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 239000002153 silicon-carbon composite material Substances 0.000 description 5
- 239000007790 solid phase Substances 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- 238000004804 winding Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 description 3
- 230000003213 activating effect Effects 0.000 description 3
- 239000002105 nanoparticle Substances 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000033116 oxidation-reduction process Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000002082 metal nanoparticle Substances 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 238000002715 modification method Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
- H01M4/626—Metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
-
- 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
- H01M4/04—Processes of manufacture in general
- H01M4/0471—Processes of manufacture in general involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis
-
- 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
-
- 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
- H01M2004/021—Physical characteristics, e.g. porosity, surface area
-
- 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)
- Engineering & Computer Science (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Composite Materials (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111102738.5A CN113555559B (zh) | 2021-09-21 | 2021-09-21 | 一种富锂锰基正极材料、其制备方法及其应用 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111102738.5A CN113555559B (zh) | 2021-09-21 | 2021-09-21 | 一种富锂锰基正极材料、其制备方法及其应用 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN113555559A true CN113555559A (zh) | 2021-10-26 |
CN113555559B CN113555559B (zh) | 2021-12-14 |
Family
ID=78106432
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111102738.5A Active CN113555559B (zh) | 2021-09-21 | 2021-09-21 | 一种富锂锰基正极材料、其制备方法及其应用 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113555559B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116230857A (zh) * | 2023-05-08 | 2023-06-06 | 宁德时代新能源科技股份有限公司 | 正极极片、电池以及用电设备 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1731605A (zh) * | 2005-07-27 | 2006-02-08 | 浙江大学 | 表面修饰改性锂离子电池正极材料及其制备方法 |
CN102437316A (zh) * | 2011-12-17 | 2012-05-02 | 合肥国轩高科动力能源有限公司 | 一种对锂离子电池材料进行表面金属纳米粒子包覆改性的处理方法 |
CN107732246A (zh) * | 2017-10-30 | 2018-02-23 | 中南大学 | 一种锂离子电池正极材料溶液浸渍包覆的改性方法 |
CN109473642A (zh) * | 2018-10-10 | 2019-03-15 | 国联汽车动力电池研究院有限责任公司 | 一种纳米碳材料改性锂镍钴锰氧化物正极材料及制备方法 |
CN112635728A (zh) * | 2020-12-16 | 2021-04-09 | 中国科学院宁波材料技术与工程研究所 | 一种石墨烯复合富锂锰基正极材料及其重构制备方法、锂离子电池 |
-
2021
- 2021-09-21 CN CN202111102738.5A patent/CN113555559B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1731605A (zh) * | 2005-07-27 | 2006-02-08 | 浙江大学 | 表面修饰改性锂离子电池正极材料及其制备方法 |
CN102437316A (zh) * | 2011-12-17 | 2012-05-02 | 合肥国轩高科动力能源有限公司 | 一种对锂离子电池材料进行表面金属纳米粒子包覆改性的处理方法 |
CN107732246A (zh) * | 2017-10-30 | 2018-02-23 | 中南大学 | 一种锂离子电池正极材料溶液浸渍包覆的改性方法 |
CN109473642A (zh) * | 2018-10-10 | 2019-03-15 | 国联汽车动力电池研究院有限责任公司 | 一种纳米碳材料改性锂镍钴锰氧化物正极材料及制备方法 |
CN112635728A (zh) * | 2020-12-16 | 2021-04-09 | 中国科学院宁波材料技术与工程研究所 | 一种石墨烯复合富锂锰基正极材料及其重构制备方法、锂离子电池 |
Non-Patent Citations (2)
Title |
---|
BY SUNG WOO OH等: "Double Carbon Coating of LiFePO4 as High Rate Electrode for Rechargeable Lithium Batteries", 《ADV. MATER.》 * |
南文争等: "富锂锰基正极材料研究进展", 《航空材料学报》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116230857A (zh) * | 2023-05-08 | 2023-06-06 | 宁德时代新能源科技股份有限公司 | 正极极片、电池以及用电设备 |
CN116230857B (zh) * | 2023-05-08 | 2023-07-18 | 宁德时代新能源科技股份有限公司 | 正极极片、电池以及用电设备 |
Also Published As
Publication number | Publication date |
---|---|
CN113555559B (zh) | 2021-12-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101758967B1 (ko) | 전지 | |
CN111525113B (zh) | 一种核壳结构高镍三元前驱体及其制备方法、以及一种中空掺杂高镍三元正极材料 | |
CN102376947B (zh) | 一种氧化铝包覆纳米钛酸锂复合材料的制备方法 | |
CN105958131A (zh) | 一种长循环寿命和高能量密度的可充水系锌离子电池 | |
CN108258224A (zh) | 一种表面包覆金属氧化物的三元正极材料及其制备方法 | |
CN106602024B (zh) | 一种表面原位修饰型富锂材料及其制备方法 | |
CN109437328A (zh) | 一种纳米级短棒状多孔四氧化三钴电极材料的制备方法 | |
CN106486657B (zh) | 一种表面原位包覆的富锂材料及其制备方法 | |
CN109659519B (zh) | TiO2纳米纤维包覆的锂离子电池三元正极材料制备方法及产品 | |
CN110668428B (zh) | 一种储能用锂离子电池负极材料及其制备方法 | |
CN109841822A (zh) | 一种锂离子电池用改性单晶三元正极材料的制备方法 | |
CN109148859A (zh) | 一种双碳层包覆氧化锰复合材料的制备方法 | |
CN113562780A (zh) | 一种梯度富锂锰基正极材料及其制备方法以及应用 | |
CN113060773A (zh) | 一种全浓度梯度高镍三元材料的制备方法及应用 | |
CN114655999B (zh) | 一种对富锂层状氧化物正极材料进行原位表面结构调控的方法 | |
CN115020676A (zh) | 一种稳定氧变价的钠离子电池正极材料及其制备方法 | |
CN115064805A (zh) | 一种废旧三元锂离子电池正极材料的回收再生方法 | |
CN116344731A (zh) | 一种核壳结构型钠离子电池正极材料及制备方法 | |
CN113555559B (zh) | 一种富锂锰基正极材料、其制备方法及其应用 | |
CN108598463B (zh) | 一种纳米片状富锂锰基正极材料的制备方法 | |
CN112952056B (zh) | 一种富锂锰基复合正极材料及其制备方法和应用 | |
CN105304895A (zh) | 含锂金属氧化物锂电纳米电极材料及其制备方法 | |
CN115911280B (zh) | 一种干法制备的锂电池正负极片及其制备方法 | |
CN110165201A (zh) | 一种Si@Cu空心核壳复合材料的制备方法 | |
CN112670477B (zh) | 一种氮化钒量子点原位植入碳球复合材料及其制备方法和储钠应用 |
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 | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240122 Address after: 315200 1818 Zhongguan West Road, Zhuangshi street, Zhenhai District, Ningbo City, Zhejiang Province Patentee after: NINGBO FULI BATTERY MATERIAL TECHNOLOGY Co.,Ltd. Country or region after: China Address before: 315201, No. 519, Zhuang Avenue, Zhenhai District, Zhejiang, Ningbo Patentee before: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCES Country or region before: China |