CN101060173A - 锂锰复合氧化物、制备方法及含有该材料的电池 - Google Patents
锂锰复合氧化物、制备方法及含有该材料的电池 Download PDFInfo
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- CN101060173A CN101060173A CNA2006100207835A CN200610020783A CN101060173A CN 101060173 A CN101060173 A CN 101060173A CN A2006100207835 A CNA2006100207835 A CN A2006100207835A CN 200610020783 A CN200610020783 A CN 200610020783A CN 101060173 A CN101060173 A CN 101060173A
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- oxide
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- core powder
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- 238000000034 method Methods 0.000 title claims description 23
- 239000000463 material Substances 0.000 title abstract description 63
- 238000004519 manufacturing process Methods 0.000 title description 3
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 25
- 239000011247 coating layer Substances 0.000 claims abstract description 17
- 239000002131 composite material Substances 0.000 claims abstract description 10
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 6
- 229910052751 metal Inorganic materials 0.000 claims abstract description 5
- 239000000843 powder Substances 0.000 claims description 49
- 150000001875 compounds Chemical class 0.000 claims description 41
- 239000011572 manganese Substances 0.000 claims description 36
- 238000002360 preparation method Methods 0.000 claims description 33
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 21
- 238000001354 calcination Methods 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 16
- 239000007774 positive electrode material Substances 0.000 claims description 14
- 239000010936 titanium Substances 0.000 claims description 14
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 12
- 238000000498 ball milling Methods 0.000 claims description 11
- 239000011651 chromium Substances 0.000 claims description 11
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 9
- 150000002642 lithium compounds Chemical class 0.000 claims description 8
- 239000011777 magnesium Substances 0.000 claims description 8
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 229910052804 chromium Inorganic materials 0.000 claims description 7
- 230000026731 phosphorylation Effects 0.000 claims description 7
- 238000006366 phosphorylation reaction Methods 0.000 claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 238000000227 grinding Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 5
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 5
- 239000004411 aluminium Substances 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
- STUKNTHDFYCZOR-UHFFFAOYSA-N [Ba+2].[O-2].[Li+] Chemical compound [Ba+2].[O-2].[Li+] STUKNTHDFYCZOR-UHFFFAOYSA-N 0.000 claims description 4
- 150000001399 aluminium compounds Chemical class 0.000 claims description 4
- 150000001639 boron compounds Chemical class 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 238000005245 sintering Methods 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 4
- 229910052720 vanadium Inorganic materials 0.000 claims description 4
- PPTSBERGOGHCHC-UHFFFAOYSA-N boron lithium Chemical compound [Li].[B] PPTSBERGOGHCHC-UHFFFAOYSA-N 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
- 229910017052 cobalt Inorganic materials 0.000 claims description 3
- 239000010941 cobalt Substances 0.000 claims description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 3
- 229910000388 diammonium phosphate Inorganic materials 0.000 claims description 3
- 235000019838 diammonium phosphate Nutrition 0.000 claims description 3
- 229910003002 lithium salt Inorganic materials 0.000 claims description 3
- 159000000002 lithium salts Chemical class 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 3
- 239000002798 polar solvent Substances 0.000 claims description 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 229910052796 boron Inorganic materials 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 239000011575 calcium Substances 0.000 claims description 2
- 229940043430 calcium compound Drugs 0.000 claims description 2
- 150000001674 calcium compounds Chemical class 0.000 claims description 2
- -1 chromated oxide Chemical compound 0.000 claims description 2
- 150000001845 chromium compounds Chemical class 0.000 claims description 2
- 150000001869 cobalt compounds Chemical class 0.000 claims description 2
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical class [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 229910052733 gallium Inorganic materials 0.000 claims description 2
- 150000002681 magnesium compounds Chemical class 0.000 claims description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 2
- 239000000395 magnesium oxide Substances 0.000 claims description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 239000002904 solvent Substances 0.000 claims description 2
- 229910052718 tin Inorganic materials 0.000 claims description 2
- 150000003609 titanium compounds Chemical class 0.000 claims description 2
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 229910052727 yttrium Inorganic materials 0.000 claims description 2
- 229910052726 zirconium Inorganic materials 0.000 claims description 2
- 229910007966 Li-Co Inorganic materials 0.000 abstract 1
- 229910008088 Li-Mn Inorganic materials 0.000 abstract 1
- 229910008403 Li-V Inorganic materials 0.000 abstract 1
- 229910008290 Li—B Inorganic materials 0.000 abstract 1
- 229910008295 Li—Co Inorganic materials 0.000 abstract 1
- 229910006327 Li—Mn Inorganic materials 0.000 abstract 1
- 229910007058 Li—V Inorganic materials 0.000 abstract 1
- 229910019142 PO4 Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 1
- 239000010452 phosphate Substances 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 description 33
- 238000000576 coating method Methods 0.000 description 33
- 230000000052 comparative effect Effects 0.000 description 17
- 125000004122 cyclic group Chemical group 0.000 description 15
- 238000012360 testing method Methods 0.000 description 13
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 12
- 229910001416 lithium ion Inorganic materials 0.000 description 12
- 239000006183 anode active material Substances 0.000 description 10
- 239000000126 substance Substances 0.000 description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 8
- 238000005034 decoration Methods 0.000 description 7
- 238000011056 performance test Methods 0.000 description 7
- 238000012545 processing Methods 0.000 description 7
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 6
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 6
- 229910052596 spinel Inorganic materials 0.000 description 6
- 239000011029 spinel Substances 0.000 description 6
- 238000010998 test method Methods 0.000 description 6
- 229910015645 LiMn Inorganic materials 0.000 description 5
- 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 4
- 229910021541 Vanadium(III) oxide Inorganic materials 0.000 description 4
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 4
- IIPYXGDZVMZOAP-UHFFFAOYSA-N lithium nitrate Chemical compound [Li+].[O-][N+]([O-])=O IIPYXGDZVMZOAP-UHFFFAOYSA-N 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- KLARSDUHONHPRF-UHFFFAOYSA-N [Li].[Mn] Chemical compound [Li].[Mn] KLARSDUHONHPRF-UHFFFAOYSA-N 0.000 description 3
- MULYSYXKGICWJF-UHFFFAOYSA-L cobalt(2+);oxalate Chemical compound [Co+2].[O-]C(=O)C([O-])=O MULYSYXKGICWJF-UHFFFAOYSA-L 0.000 description 3
- 229960004643 cupric oxide Drugs 0.000 description 3
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 3
- 229910052808 lithium carbonate Inorganic materials 0.000 description 3
- GLXDVVHUTZTUQK-UHFFFAOYSA-M lithium;hydroxide;hydrate Chemical compound [Li+].O.[OH-] GLXDVVHUTZTUQK-UHFFFAOYSA-M 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 2
- 239000004327 boric acid Substances 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 235000006408 oxalic acid Nutrition 0.000 description 2
- LSGOVYNHVSXFFJ-UHFFFAOYSA-N vanadate(3-) Chemical compound [O-][V]([O-])([O-])=O LSGOVYNHVSXFFJ-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- HVCXHPPDIVVWOJ-UHFFFAOYSA-N [K].[Mn] Chemical compound [K].[Mn] HVCXHPPDIVVWOJ-UHFFFAOYSA-N 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- CKFRRHLHAJZIIN-UHFFFAOYSA-N cobalt lithium Chemical compound [Li].[Co] CKFRRHLHAJZIIN-UHFFFAOYSA-N 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 description 1
- YNQRWVCLAIUHHI-UHFFFAOYSA-L dilithium;oxalate Chemical compound [Li+].[Li+].[O-]C(=O)C([O-])=O YNQRWVCLAIUHHI-UHFFFAOYSA-L 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006181 electrochemical material Substances 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000010416 ion conductor Substances 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- BFDHFSHZJLFAMC-UHFFFAOYSA-L nickel(ii) hydroxide Chemical compound [OH-].[OH-].[Ni+2] BFDHFSHZJLFAMC-UHFFFAOYSA-L 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 150000005324 oxide salts Chemical class 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000012453 solvate Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910000314 transition metal oxide Inorganic materials 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Images
Classifications
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- 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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- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (10)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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CN2006100207835A CN101060173B (zh) | 2006-04-19 | 2006-04-19 | 锂锰复合氧化物、制备方法及含有该材料的电池 |
HK08103741.8A HK1109680A1 (en) | 2006-04-19 | 2008-04-03 | Li-mn composite oxide, preparation method and battery that containing such materials |
Applications Claiming Priority (1)
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CN2006100207835A CN101060173B (zh) | 2006-04-19 | 2006-04-19 | 锂锰复合氧化物、制备方法及含有该材料的电池 |
Publications (2)
Publication Number | Publication Date |
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CN101060173A true CN101060173A (zh) | 2007-10-24 |
CN101060173B CN101060173B (zh) | 2011-09-14 |
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CN2006100207835A Active CN101060173B (zh) | 2006-04-19 | 2006-04-19 | 锂锰复合氧化物、制备方法及含有该材料的电池 |
Country Status (2)
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CN (1) | CN101060173B (zh) |
HK (1) | HK1109680A1 (zh) |
Cited By (24)
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CN101859887A (zh) * | 2010-06-22 | 2010-10-13 | 华中科技大学 | 一种过渡金属磷酸盐包覆的锂离子电池复合正极材料 |
WO2010135960A1 (en) * | 2009-05-27 | 2010-12-02 | Byd Company Limited | Titanium system composite and the preparing method of the same |
CN101308925B (zh) * | 2008-07-04 | 2011-02-02 | 深圳市贝特瑞新能源材料股份有限公司 | 锂离子电池复合包覆正极材料及其制备方法 |
CN102122715A (zh) * | 2011-01-25 | 2011-07-13 | 湖南汇通科技有限责任公司 | 掺铟锰酸锂及其制备方法和应用 |
CN102195027A (zh) * | 2010-03-05 | 2011-09-21 | 株式会社日立制作所 | 锂二次电池用正极材料、锂二次电池及使用该锂二次电池的二次电池模块 |
CN102447106A (zh) * | 2010-10-15 | 2012-05-09 | 清华大学 | 尖晶石锰酸锂复合材料及其制备方法以及锂离子电池 |
CN102694154A (zh) * | 2012-05-30 | 2012-09-26 | 中国科学技术大学 | 一种改性锂离子电池负极材料及其制备方法 |
CN103022467A (zh) * | 2011-09-28 | 2013-04-03 | 北京当升材料科技股份有限公司 | 一种表面处理的锰酸锂材料及其制备方法 |
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CN103794753A (zh) * | 2014-03-12 | 2014-05-14 | 合肥国轩高科动力能源股份公司 | 一种锂离子电池复合正极材料及其制备方法 |
CN104051720A (zh) * | 2013-03-15 | 2014-09-17 | 神华集团有限责任公司 | 一种材料及其制备以及含有该材料的锂离子正极活性物质、正极材料、电池正极和电池 |
CN104282902A (zh) * | 2014-10-20 | 2015-01-14 | 安徽师范大学 | 核壳结构锰酸锂及其制备方法 |
CN104638259A (zh) * | 2015-02-03 | 2015-05-20 | 合肥国轩高科动力能源股份公司 | 改善镍锰酸锂锂离子正极材料循环性能的方法 |
US9054379B2 (en) | 2010-08-02 | 2015-06-09 | Tsinghua University | Electrode composite material, method for making the same, and lithium ion battery using the same |
CN104733714A (zh) * | 2015-03-25 | 2015-06-24 | 中国科学院化学研究所 | 锂离子电池正极材料的改性方法 |
CN105633366A (zh) * | 2015-12-30 | 2016-06-01 | 镇江宜能新能源材料科技有限公司 | C及锂钒氧化物导电层共包覆磷酸锰铁锂正极材料及其制备方法 |
CN105742581A (zh) * | 2014-12-26 | 2016-07-06 | 三星电子株式会社 | 复合正极活性材料、其制备方法、正极、和锂电池 |
CN106450240A (zh) * | 2016-12-08 | 2017-02-22 | 深圳市鑫永丰科技有限公司 | 一种复合锰酸锂材料及其制备方法与锂离子电池 |
CN106898748A (zh) * | 2017-03-17 | 2017-06-27 | 成都新柯力化工科技有限公司 | 一种壳核结构的三元锂镍钴锰电池电极材料的制备方法 |
CN107706390A (zh) * | 2017-10-10 | 2018-02-16 | 长沙理工大学 | 一种快离子导体和导电聚合物双重修饰的锂离子电池三元正极材料的制备方法 |
CN108281630A (zh) * | 2018-01-18 | 2018-07-13 | 武汉理工大学 | 一种铬酸铬包覆三元正极材料的制备方法 |
CN111212815A (zh) * | 2017-11-16 | 2020-05-29 | 株式会社Lg化学 | 二次电池用正极活性材料、其制备方法以及包含该正极活性材料的锂二次电池 |
WO2021218543A1 (zh) * | 2020-04-30 | 2021-11-04 | 湖南杉杉能源科技股份有限公司 | 一种多金属复合氧化物包覆改性锰酸锂正极材料及其制备方法 |
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DE10014884A1 (de) * | 2000-03-24 | 2001-09-27 | Merck Patent Gmbh | Beschichtete Lithium-Mischoxid-Partikel und ein Verfahren zu deren Herstellung |
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