CN103825028A - 一种锗包覆的锂离子电池三元复合正极材料的制备方法 - Google Patents
一种锗包覆的锂离子电池三元复合正极材料的制备方法 Download PDFInfo
- Publication number
- CN103825028A CN103825028A CN201410091305.8A CN201410091305A CN103825028A CN 103825028 A CN103825028 A CN 103825028A CN 201410091305 A CN201410091305 A CN 201410091305A CN 103825028 A CN103825028 A CN 103825028A
- Authority
- CN
- China
- Prior art keywords
- germanium
- positive electrode
- preparation
- lithium
- solution
- 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
- 229910052732 germanium Inorganic materials 0.000 title claims abstract description 30
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 9
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 9
- 239000010406 cathode material Substances 0.000 title abstract description 6
- 239000011206 ternary composite Substances 0.000 title abstract 3
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 25
- 239000000243 solution Substances 0.000 claims abstract description 20
- 238000005245 sintering Methods 0.000 claims abstract description 19
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 claims abstract description 18
- 238000001035 drying Methods 0.000 claims abstract description 14
- 238000000498 ball milling Methods 0.000 claims abstract description 13
- YBMRDBCBODYGJE-UHFFFAOYSA-N germanium oxide Inorganic materials O=[Ge]=O YBMRDBCBODYGJE-UHFFFAOYSA-N 0.000 claims abstract description 11
- PVADDRMAFCOOPC-UHFFFAOYSA-N oxogermanium Chemical compound [Ge]=O PVADDRMAFCOOPC-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 229910021645 metal ion Inorganic materials 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims abstract description 6
- MULYSYXKGICWJF-UHFFFAOYSA-L cobalt(2+);oxalate Chemical compound [Co+2].[O-]C(=O)C([O-])=O MULYSYXKGICWJF-UHFFFAOYSA-L 0.000 claims abstract description 5
- DOLZKNFSRCEOFV-UHFFFAOYSA-L nickel(2+);oxalate Chemical compound [Ni+2].[O-]C(=O)C([O-])=O DOLZKNFSRCEOFV-UHFFFAOYSA-L 0.000 claims abstract description 5
- 239000000126 substance Substances 0.000 claims abstract description 5
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 21
- 150000001875 compounds Chemical class 0.000 claims description 19
- 229910013716 LiNi Inorganic materials 0.000 claims description 16
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 14
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 12
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 235000006408 oxalic acid Nutrition 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 5
- 239000004411 aluminium Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 239000012300 argon atmosphere Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 150000002500 ions Chemical class 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 238000001556 precipitation Methods 0.000 claims description 4
- 239000008279 sol Substances 0.000 claims description 4
- 238000010532 solid phase synthesis reaction Methods 0.000 claims description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052786 argon Inorganic materials 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 239000007790 solid phase Substances 0.000 abstract description 2
- 239000002243 precursor Substances 0.000 abstract 3
- 239000011248 coating agent Substances 0.000 abstract 2
- 238000000576 coating method Methods 0.000 abstract 2
- ZCLVNIZJEKLGFA-UHFFFAOYSA-H bis(4,5-dioxo-1,3,2-dioxalumolan-2-yl) oxalate Chemical compound [Al+3].[Al+3].[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O ZCLVNIZJEKLGFA-UHFFFAOYSA-H 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 239000011259 mixed solution Substances 0.000 abstract 1
- 238000004062 sedimentation Methods 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
- 238000005303 weighing Methods 0.000 abstract 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 8
- 229910052744 lithium Inorganic materials 0.000 description 8
- 235000019441 ethanol Nutrition 0.000 description 5
- 239000010941 cobalt Substances 0.000 description 4
- 229910017052 cobalt Inorganic materials 0.000 description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 229910052493 LiFePO4 Inorganic materials 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 2
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 2
- 229910015645 LiMn Inorganic materials 0.000 description 2
- 239000010405 anode material Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 229940011182 cobalt acetate Drugs 0.000 description 2
- QAHREYKOYSIQPH-UHFFFAOYSA-L cobalt(II) acetate Chemical compound [Co+2].CC([O-])=O.CC([O-])=O QAHREYKOYSIQPH-UHFFFAOYSA-L 0.000 description 2
- XIXADJRWDQXREU-UHFFFAOYSA-M lithium acetate Chemical compound [Li+].CC([O-])=O XIXADJRWDQXREU-UHFFFAOYSA-M 0.000 description 2
- 229940071125 manganese acetate Drugs 0.000 description 2
- UOGMEBQRZBEZQT-UHFFFAOYSA-L manganese(2+);diacetate Chemical compound [Mn+2].CC([O-])=O.CC([O-])=O UOGMEBQRZBEZQT-UHFFFAOYSA-L 0.000 description 2
- 239000012266 salt solution Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910032387 LiCoO2 Inorganic materials 0.000 description 1
- 229910013872 LiPF Inorganic materials 0.000 description 1
- 101150058243 Lipf gene Proteins 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 229940071257 lithium acetate Drugs 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 229910052609 olivine Inorganic materials 0.000 description 1
- 239000010450 olivine Substances 0.000 description 1
- 229940116315 oxalic acid Drugs 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 238000000967 suction filtration 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
-
- 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
- H01M4/36—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
-
- 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)
- Inorganic Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
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CN201410091305.8A CN103825028B (zh) | 2014-03-12 | 2014-03-12 | 一种锗包覆的锂离子电池三元复合正极材料的制备方法 |
Applications Claiming Priority (1)
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CN201410091305.8A CN103825028B (zh) | 2014-03-12 | 2014-03-12 | 一种锗包覆的锂离子电池三元复合正极材料的制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN103825028A true CN103825028A (zh) | 2014-05-28 |
CN103825028B CN103825028B (zh) | 2015-11-25 |
Family
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CN201410091305.8A Active CN103825028B (zh) | 2014-03-12 | 2014-03-12 | 一种锗包覆的锂离子电池三元复合正极材料的制备方法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112447967A (zh) * | 2019-09-02 | 2021-03-05 | 宁德时代新能源科技股份有限公司 | 正极活性材料、正极极片及锂离子二次电池 |
CN113764653A (zh) * | 2021-08-30 | 2021-12-07 | 浙江帕瓦新能源股份有限公司 | 双重氧化物包覆修饰的低钴三元正极材料及其制备方法 |
Citations (5)
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---|---|---|---|---|
JP2000353526A (ja) * | 1999-05-25 | 2000-12-19 | Samsung Sdi Co Ltd | リチウム二次電池用正極活物質組成物及びそれを用いた正極の製造方法 |
JP2006294393A (ja) * | 2005-04-11 | 2006-10-26 | Hitachi Maxell Ltd | リチウムイオン二次電池 |
CN101901906A (zh) * | 2010-07-22 | 2010-12-01 | 东莞新能源科技有限公司 | 锂离子二次电池及其正极材料 |
CN102195042A (zh) * | 2010-03-09 | 2011-09-21 | 中国科学院过程工程研究所 | 一种高性能锂离子电池正极材料锰酸锂及其制备方法 |
US20130273402A1 (en) * | 2010-09-30 | 2013-10-17 | National Institute Of Advanced Industrial Science And Technology | Negative electrode for use in secondary battery and secondary battery including the same |
-
2014
- 2014-03-12 CN CN201410091305.8A patent/CN103825028B/zh active Active
Patent Citations (5)
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JP2000353526A (ja) * | 1999-05-25 | 2000-12-19 | Samsung Sdi Co Ltd | リチウム二次電池用正極活物質組成物及びそれを用いた正極の製造方法 |
JP2006294393A (ja) * | 2005-04-11 | 2006-10-26 | Hitachi Maxell Ltd | リチウムイオン二次電池 |
CN102195042A (zh) * | 2010-03-09 | 2011-09-21 | 中国科学院过程工程研究所 | 一种高性能锂离子电池正极材料锰酸锂及其制备方法 |
CN101901906A (zh) * | 2010-07-22 | 2010-12-01 | 东莞新能源科技有限公司 | 锂离子二次电池及其正极材料 |
US20130273402A1 (en) * | 2010-09-30 | 2013-10-17 | National Institute Of Advanced Industrial Science And Technology | Negative electrode for use in secondary battery and secondary battery including the same |
Non-Patent Citations (2)
Title |
---|
SHOICHIRO WATANABE ET AL.: "Capacity fade of LiNi(1-x-y)CoxAlyO2 cathode for lithium-ion batteries during accelerated calendar and cycle life test.I.Comparison analysis between LiNi(1-x-y)CoxAlyO2 and LiCoO2 cathodes in cylindrical lithium-ion cells during long term storage test", 《JOURNAL OF POWER SOURCES》, vol. 247, 1 February 2014 (2014-02-01), pages 412 - 422 * |
王力臻等: "LiCoO2/LiNi0.8Co0.15Ah0.05O2混合正极材料过充电行为研究", 《电池工业》, vol. 14, no. 3, 30 June 2009 (2009-06-30) * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112447967A (zh) * | 2019-09-02 | 2021-03-05 | 宁德时代新能源科技股份有限公司 | 正极活性材料、正极极片及锂离子二次电池 |
CN112447967B (zh) * | 2019-09-02 | 2022-03-08 | 宁德时代新能源科技股份有限公司 | 正极活性材料、正极极片及锂离子二次电池 |
CN113764653A (zh) * | 2021-08-30 | 2021-12-07 | 浙江帕瓦新能源股份有限公司 | 双重氧化物包覆修饰的低钴三元正极材料及其制备方法 |
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CN103825028B (zh) | 2015-11-25 |
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