CN102593461B - 一种锂离子二次电池正极材料LiFePO4碳包覆的制备方法 - Google Patents
一种锂离子二次电池正极材料LiFePO4碳包覆的制备方法 Download PDFInfo
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- CN102593461B CN102593461B CN201210051136.6A CN201210051136A CN102593461B CN 102593461 B CN102593461 B CN 102593461B CN 201210051136 A CN201210051136 A CN 201210051136A CN 102593461 B CN102593461 B CN 102593461B
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- carbon
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- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 58
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 239000000463 material Substances 0.000 title claims abstract description 24
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 18
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 229910052493 LiFePO4 Inorganic materials 0.000 title abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 51
- 229910052742 iron Inorganic materials 0.000 claims abstract description 25
- 229920000642 polymer Polymers 0.000 claims abstract description 12
- 150000001875 compounds Chemical class 0.000 claims abstract description 11
- 125000003118 aryl group Chemical group 0.000 claims abstract description 10
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 16
- -1 halide salt Chemical class 0.000 claims description 16
- 229910010707 LiFePO 4 Inorganic materials 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 15
- 239000010405 anode material Substances 0.000 claims description 11
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 claims description 11
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 9
- 229910052698 phosphorus Inorganic materials 0.000 claims description 9
- 229910010710 LiFePO Inorganic materials 0.000 claims description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 7
- 238000000498 ball milling Methods 0.000 claims description 7
- 239000002270 dispersing agent Substances 0.000 claims description 7
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 239000011777 magnesium Substances 0.000 claims description 5
- 229910052749 magnesium Inorganic materials 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 5
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 239000011574 phosphorus Substances 0.000 claims description 4
- 239000002904 solvent Substances 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 2
- 229910002651 NO3 Inorganic materials 0.000 claims description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 2
- 229910019142 PO4 Inorganic materials 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 2
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical group [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims description 2
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 claims description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims description 2
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 150000002500 ions Chemical class 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
- 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 claims description 2
- 235000019837 monoammonium phosphate Nutrition 0.000 claims description 2
- 229910017604 nitric acid Inorganic materials 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 239000010452 phosphate Substances 0.000 claims description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims 3
- QMKYBPDZANOJGF-UHFFFAOYSA-N benzene-1,3,5-tricarboxylic acid Chemical compound OC(=O)C1=CC(C(O)=O)=CC(C(O)=O)=C1 QMKYBPDZANOJGF-UHFFFAOYSA-N 0.000 claims 2
- CYIDZMCFTVVTJO-UHFFFAOYSA-N pyromellitic acid Chemical compound OC(=O)C1=CC(C(O)=O)=C(C(O)=O)C=C1C(O)=O CYIDZMCFTVVTJO-UHFFFAOYSA-N 0.000 claims 2
- SUAKHGWARZSWIH-UHFFFAOYSA-N N,N‐diethylformamide Chemical compound CCN(CC)C=O SUAKHGWARZSWIH-UHFFFAOYSA-N 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 239000013256 coordination polymer Substances 0.000 abstract description 6
- 229920001795 coordination polymer Polymers 0.000 abstract description 6
- 239000011248 coating agent Substances 0.000 abstract description 3
- 238000000576 coating method Methods 0.000 abstract description 3
- 238000005245 sintering Methods 0.000 abstract description 2
- 230000002194 synthesizing effect Effects 0.000 abstract description 2
- 238000002425 crystallisation Methods 0.000 abstract 1
- 230000008025 crystallization Effects 0.000 abstract 1
- 238000002156 mixing Methods 0.000 abstract 1
- 239000005416 organic matter Substances 0.000 abstract 1
- 239000002243 precursor Substances 0.000 abstract 1
- 230000004087 circulation Effects 0.000 description 6
- 239000013078 crystal Substances 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 230000014759 maintenance of location Effects 0.000 description 5
- 239000012299 nitrogen atmosphere Substances 0.000 description 5
- 238000011056 performance test Methods 0.000 description 4
- 238000013467 fragmentation Methods 0.000 description 3
- 238000006062 fragmentation reaction Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 150000007942 carboxylates Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- GDYYIJNDPMFMTB-UHFFFAOYSA-N 2-[3-(carboxymethyl)phenyl]acetic acid Chemical compound OC(=O)CC1=CC=CC(CC(O)=O)=C1 GDYYIJNDPMFMTB-UHFFFAOYSA-N 0.000 description 1
- FECUEXDYLHAPMY-UHFFFAOYSA-N 4-phenylcyclohexa-1,5-diene-1,4-dicarboxylic acid Chemical compound C1=CC(C(=O)O)=CCC1(C(O)=O)C1=CC=CC=C1 FECUEXDYLHAPMY-UHFFFAOYSA-N 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 1
- QSNQXZYQEIKDPU-UHFFFAOYSA-N [Li].[Fe] Chemical compound [Li].[Fe] QSNQXZYQEIKDPU-UHFFFAOYSA-N 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 229910001386 lithium phosphate Inorganic materials 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000013110 organic ligand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000012703 sol-gel precursor Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- TWQULNDIKKJZPH-UHFFFAOYSA-K trilithium;phosphate Chemical compound [Li+].[Li+].[Li+].[O-]P([O-])([O-])=O TWQULNDIKKJZPH-UHFFFAOYSA-K 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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CN201210051136.6A CN102593461B (zh) | 2012-03-01 | 2012-03-01 | 一种锂离子二次电池正极材料LiFePO4碳包覆的制备方法 |
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CN102593461B true CN102593461B (zh) | 2014-12-03 |
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Families Citing this family (7)
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EP2835349A1 (en) * | 2013-08-09 | 2015-02-11 | Basf Se | Process for the preparation of an electrode material and its use in lithium-ion batteries |
CN104577097B (zh) * | 2013-10-25 | 2017-09-22 | 中国科学院大连化学物理研究所 | 一种制备锂的过渡金属氧化物正极材料的方法 |
CN106745338B (zh) * | 2017-03-02 | 2018-01-23 | 欣旺达电子股份有限公司 | 三元正极材料及其制备方法 |
CN108269983B (zh) * | 2018-01-16 | 2021-06-11 | 合肥国轩高科动力能源有限公司 | 一种碳包覆氧化锰负极材料及其制备方法 |
CN108511741A (zh) * | 2018-03-15 | 2018-09-07 | 合肥国轩高科动力能源有限公司 | 一种锂离子二次电池氧化锌负极材料的制备方法 |
CN109524658A (zh) * | 2018-12-06 | 2019-03-26 | 深圳市德方纳米科技股份有限公司 | 锂离子电池正极材料及其制备方法和锂离子电池 |
CN114715870B (zh) * | 2022-03-30 | 2023-12-08 | 合肥国轩高科动力能源有限公司 | 一种多孔碳层包覆磷酸铁锂材料及其制备方法和应用 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101237039A (zh) * | 2008-01-08 | 2008-08-06 | 上海大学 | 化学气相沉积辅助固相法合成LiFePO4/C材料的方法 |
CN102005564A (zh) * | 2010-09-28 | 2011-04-06 | 烟台卓能电池材料有限公司 | 一种采用氢氧化铁胶体制备纳米晶磷酸铁锂粉体的方法 |
CN102208618A (zh) * | 2010-03-31 | 2011-10-05 | 比亚迪股份有限公司 | 一种磷酸铁锂正极活性材料的制备方法 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101237039A (zh) * | 2008-01-08 | 2008-08-06 | 上海大学 | 化学气相沉积辅助固相法合成LiFePO4/C材料的方法 |
CN102208618A (zh) * | 2010-03-31 | 2011-10-05 | 比亚迪股份有限公司 | 一种磷酸铁锂正极活性材料的制备方法 |
CN102005564A (zh) * | 2010-09-28 | 2011-04-06 | 烟台卓能电池材料有限公司 | 一种采用氢氧化铁胶体制备纳米晶磷酸铁锂粉体的方法 |
Non-Patent Citations (1)
Title |
---|
杨柳等.LiFePO4/C复合材料制备过程中碳源及碳包覆方法的研究进展.《材料报道A:综述篇》.2011,第25卷(第10期),59-63. * |
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