CN103247778B - 一种高功率型磷酸铁锂正极材料及其制备方法 - Google Patents
一种高功率型磷酸铁锂正极材料及其制备方法 Download PDFInfo
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- 239000000463 material Substances 0.000 title claims abstract description 28
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 title claims abstract description 14
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 40
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 38
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims abstract description 29
- 239000003054 catalyst Substances 0.000 claims abstract description 16
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 15
- 238000005245 sintering Methods 0.000 claims abstract description 12
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052742 iron Inorganic materials 0.000 claims abstract description 9
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 6
- 239000011574 phosphorus Substances 0.000 claims abstract description 6
- 229910010707 LiFePO 4 Inorganic materials 0.000 claims description 23
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 20
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 14
- 239000002904 solvent Substances 0.000 claims description 14
- 238000001035 drying Methods 0.000 claims description 13
- 229910052493 LiFePO4 Inorganic materials 0.000 claims description 12
- 239000011572 manganese Substances 0.000 claims description 10
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000008367 deionised water Substances 0.000 claims description 8
- 229910021641 deionized water Inorganic materials 0.000 claims description 8
- KTWOOEGAPBSYNW-UHFFFAOYSA-N ferrocene Chemical compound [Fe+2].C=1C=C[CH-]C=1.C=1C=C[CH-]C=1 KTWOOEGAPBSYNW-UHFFFAOYSA-N 0.000 claims description 7
- 238000013467 fragmentation Methods 0.000 claims description 7
- 238000006062 fragmentation reaction Methods 0.000 claims description 7
- 229910052748 manganese Inorganic materials 0.000 claims description 7
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 6
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 5
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 4
- FFBHFFJDDLITSX-UHFFFAOYSA-N benzyl N-[2-hydroxy-4-(3-oxomorpholin-4-yl)phenyl]carbamate Chemical compound OC1=C(NC(=O)OCC2=CC=CC=C2)C=CC(=C1)N1CCOCC1=O FFBHFFJDDLITSX-UHFFFAOYSA-N 0.000 claims description 4
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 3
- 229930091371 Fructose Natural products 0.000 claims description 3
- RFSUNEUAIZKAJO-ARQDHWQXSA-N Fructose Chemical compound OC[C@H]1O[C@](O)(CO)[C@@H](O)[C@@H]1O RFSUNEUAIZKAJO-ARQDHWQXSA-N 0.000 claims description 3
- 239000005715 Fructose Substances 0.000 claims description 3
- 239000002202 Polyethylene glycol Substances 0.000 claims description 3
- ILZSSCVGGYJLOG-UHFFFAOYSA-N cobaltocene Chemical compound [Co+2].C=1C=C[CH-]C=1.C=1C=C[CH-]C=1 ILZSSCVGGYJLOG-UHFFFAOYSA-N 0.000 claims description 3
- 239000005011 phenolic resin Substances 0.000 claims description 3
- 229920001568 phenolic resin Polymers 0.000 claims description 3
- 229920001223 polyethylene glycol Polymers 0.000 claims description 3
- 239000011435 rock Substances 0.000 claims description 3
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims description 2
- DQMUQFUTDWISTM-UHFFFAOYSA-N O.[O-2].[Fe+2].[Fe+2].[O-2] Chemical compound O.[O-2].[Fe+2].[Fe+2].[O-2] DQMUQFUTDWISTM-UHFFFAOYSA-N 0.000 claims description 2
- MCDLETWIOVSGJT-UHFFFAOYSA-N acetic acid;iron Chemical compound [Fe].CC(O)=O.CC(O)=O MCDLETWIOVSGJT-UHFFFAOYSA-N 0.000 claims description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 2
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims description 2
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 claims description 2
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 claims description 2
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 2
- 229910000388 diammonium phosphate Inorganic materials 0.000 claims description 2
- 235000019838 diammonium phosphate Nutrition 0.000 claims description 2
- 239000008103 glucose Substances 0.000 claims description 2
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims description 2
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 2
- 229940071125 manganese acetate Drugs 0.000 claims description 2
- 229940093474 manganese carbonate Drugs 0.000 claims description 2
- 235000006748 manganese carbonate Nutrition 0.000 claims description 2
- 239000011656 manganese carbonate Substances 0.000 claims description 2
- UOGMEBQRZBEZQT-UHFFFAOYSA-L manganese(2+);diacetate Chemical compound [Mn+2].CC([O-])=O.CC([O-])=O UOGMEBQRZBEZQT-UHFFFAOYSA-L 0.000 claims description 2
- 229910000016 manganese(II) carbonate Inorganic materials 0.000 claims description 2
- XMWCXZJXESXBBY-UHFFFAOYSA-L manganese(ii) carbonate Chemical compound [Mn+2].[O-]C([O-])=O XMWCXZJXESXBBY-UHFFFAOYSA-L 0.000 claims description 2
- 235000019837 monoammonium phosphate Nutrition 0.000 claims description 2
- 235000006408 oxalic acid Nutrition 0.000 claims description 2
- 229940116315 oxalic acid Drugs 0.000 claims description 2
- ZDYUUBIMAGBMPY-UHFFFAOYSA-N oxalic acid;hydrate Chemical compound O.OC(=O)C(O)=O ZDYUUBIMAGBMPY-UHFFFAOYSA-N 0.000 claims description 2
- 235000011007 phosphoric acid Nutrition 0.000 claims description 2
- 235000000396 iron Nutrition 0.000 claims 1
- 229910010710 LiFePO Inorganic materials 0.000 abstract description 15
- 239000002131 composite material Substances 0.000 abstract description 9
- 239000002245 particle Substances 0.000 abstract description 6
- 238000005087 graphitization Methods 0.000 abstract description 4
- 238000002156 mixing Methods 0.000 abstract description 4
- 239000002243 precursor Substances 0.000 abstract description 2
- 239000011247 coating layer Substances 0.000 abstract 1
- 239000013078 crystal Substances 0.000 abstract 1
- 229910001386 lithium phosphate Inorganic materials 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- TWQULNDIKKJZPH-UHFFFAOYSA-K trilithium;phosphate Chemical compound [Li+].[Li+].[Li+].[O-]P([O-])([O-])=O TWQULNDIKKJZPH-UHFFFAOYSA-K 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 18
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 12
- 239000011248 coating agent Substances 0.000 description 9
- 238000000576 coating method Methods 0.000 description 9
- 235000019441 ethanol Nutrition 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 239000002994 raw material Substances 0.000 description 7
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 6
- 229910052786 argon Inorganic materials 0.000 description 6
- 229910001416 lithium ion Inorganic materials 0.000 description 6
- 206010013786 Dry skin Diseases 0.000 description 5
- 210000000988 bone and bone Anatomy 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 238000003801 milling Methods 0.000 description 5
- 239000002002 slurry Substances 0.000 description 5
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 4
- 239000010405 anode material Substances 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000007774 positive electrode material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000001069 Raman spectroscopy Methods 0.000 description 2
- 238000001237 Raman spectrum Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 229960005070 ascorbic acid Drugs 0.000 description 2
- 235000010323 ascorbic acid Nutrition 0.000 description 2
- 239000011668 ascorbic acid Substances 0.000 description 2
- 238000000498 ball milling Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- -1 carbon nano tube compound Chemical class 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 229940116007 ferrous phosphate Drugs 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 229910000155 iron(II) phosphate Inorganic materials 0.000 description 2
- SDEKDNPYZOERBP-UHFFFAOYSA-H iron(ii) phosphate Chemical compound [Fe+2].[Fe+2].[Fe+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O SDEKDNPYZOERBP-UHFFFAOYSA-H 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 150000002894 organic compounds Chemical group 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 239000005955 Ferric phosphate Substances 0.000 description 1
- 229910000901 LiFePO4/C Inorganic materials 0.000 description 1
- 208000003351 Melanosis Diseases 0.000 description 1
- 101100513612 Microdochium nivale MnCO gene Proteins 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 150000001722 carbon compounds Chemical class 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 229940032958 ferric phosphate Drugs 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 1
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 1
- DVATZODUVBMYHN-UHFFFAOYSA-K lithium;iron(2+);manganese(2+);phosphate Chemical compound [Li+].[Mn+2].[Fe+2].[O-]P([O-])([O-])=O DVATZODUVBMYHN-UHFFFAOYSA-K 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- 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)
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Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103500833B (zh) * | 2013-10-23 | 2015-07-15 | 山东大学 | 原位石墨化碳包覆磷酸铁锂正极材料的制备方法 |
CN103682337B (zh) * | 2013-12-23 | 2015-10-21 | 山东大学 | 一种低含量高石墨化碳包覆磷酸铁锂 |
CN104393288B (zh) * | 2014-10-13 | 2018-03-16 | 青海泰丰先行锂能科技有限公司 | 一种橄榄石型锂离子电池正极材料及其制备方法 |
CN104282887A (zh) * | 2014-10-14 | 2015-01-14 | 江苏华东锂电技术研究院有限公司 | 锂离子电池电极活性材料的碳包覆方法 |
CN105789596B (zh) * | 2016-04-28 | 2018-12-25 | 北京大学深圳研究生院 | 一种超容量锂离子电池正极材料及其制备方法和应用 |
JP6766936B1 (ja) * | 2019-09-26 | 2020-10-14 | 住友大阪セメント株式会社 | リチウムイオン二次電池用正極材料、リチウムイオン二次電池用正極、及びリチウムイオン二次電池 |
JP6801758B1 (ja) * | 2019-09-26 | 2020-12-16 | 住友大阪セメント株式会社 | リチウムイオン二次電池用正極材料、リチウムイオン二次電池用正極、及びリチウムイオン二次電池 |
CN112928268B (zh) * | 2021-04-01 | 2022-09-02 | 神华准能资源综合开发有限公司 | 碳包覆磷酸铁锂复合材料的制备方法及碳包覆磷酸铁锂复合材料 |
CN114261952B (zh) * | 2021-12-21 | 2024-03-29 | 蜂巢能源科技股份有限公司 | 一种磷酸铁锂正极材料、其制备方法及用途 |
CN114824163B (zh) * | 2022-04-29 | 2024-03-12 | 佛山市德方纳米科技有限公司 | 一种正极材料及其制备方法和应用 |
CN114927684B (zh) * | 2022-06-23 | 2024-06-07 | 蜂巢能源科技股份有限公司 | 一种磷酸铁锂正极材料及其制备方法、锂离子电池 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101112979A (zh) * | 2007-06-27 | 2008-01-30 | 广州市鹏辉电池有限公司 | 一种高密度类球形磷酸铁锂的固相制备方法 |
CN101262053A (zh) * | 2008-04-29 | 2008-09-10 | 张守文 | 一种磷酸铁锂复合正极材料的制备方法 |
CN102185137A (zh) * | 2011-01-28 | 2011-09-14 | 厦门钨业股份有限公司 | 一种多层次包覆多元复合磷酸铁锂正极材料的制备方法 |
CN103000895A (zh) * | 2012-12-20 | 2013-03-27 | 中国东方电气集团有限公司 | 一种锂电池纳米碳包覆磷酸亚铁锂正极材料的制备方法 |
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2013
- 2013-04-26 CN CN201310150727.3A patent/CN103247778B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101112979A (zh) * | 2007-06-27 | 2008-01-30 | 广州市鹏辉电池有限公司 | 一种高密度类球形磷酸铁锂的固相制备方法 |
CN101262053A (zh) * | 2008-04-29 | 2008-09-10 | 张守文 | 一种磷酸铁锂复合正极材料的制备方法 |
CN102185137A (zh) * | 2011-01-28 | 2011-09-14 | 厦门钨业股份有限公司 | 一种多层次包覆多元复合磷酸铁锂正极材料的制备方法 |
CN103000895A (zh) * | 2012-12-20 | 2013-03-27 | 中国东方电气集团有限公司 | 一种锂电池纳米碳包覆磷酸亚铁锂正极材料的制备方法 |
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