CN103159201B - 一种制备碳包覆磷酸铁锂锂离子电池正极复合材料的高压、低温方法 - Google Patents
一种制备碳包覆磷酸铁锂锂离子电池正极复合材料的高压、低温方法 Download PDFInfo
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- CN103159201B CN103159201B CN201310091097.7A CN201310091097A CN103159201B CN 103159201 B CN103159201 B CN 103159201B CN 201310091097 A CN201310091097 A CN 201310091097A CN 103159201 B CN103159201 B CN 103159201B
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- Prior art keywords
- lithium ion
- carbon
- source
- lithium
- high pressure
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 82
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 76
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 68
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 67
- 229910010707 LiFePO 4 Inorganic materials 0.000 title claims abstract description 36
- 239000002131 composite material Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 33
- 238000000498 ball milling Methods 0.000 claims abstract description 25
- 238000001354 calcination Methods 0.000 claims abstract description 22
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 20
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 19
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 15
- 238000002156 mixing Methods 0.000 claims abstract description 10
- 239000010935 stainless steel Substances 0.000 claims abstract description 10
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052742 iron Inorganic materials 0.000 claims abstract description 9
- 239000000203 mixture Substances 0.000 claims abstract description 9
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 9
- 239000011574 phosphorus Substances 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 7
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical group [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims description 7
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 7
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 6
- 239000012298 atmosphere Substances 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- 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 3
- 239000008103 glucose Substances 0.000 claims description 3
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 claims description 2
- 229930006000 Sucrose Natural products 0.000 claims description 2
- 239000007795 chemical reaction product Substances 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims description 2
- 238000011068 loading method Methods 0.000 claims description 2
- 239000005720 sucrose Substances 0.000 claims description 2
- 125000002791 glucosyl group Chemical group C1([C@H](O)[C@@H](O)[C@H](O)[C@H](O1)CO)* 0.000 claims 1
- 229910052493 LiFePO4 Inorganic materials 0.000 abstract description 10
- 238000005265 energy consumption Methods 0.000 abstract description 7
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 abstract description 3
- 239000013078 crystal Substances 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 description 18
- 238000002360 preparation method Methods 0.000 description 9
- 239000000376 reactant Substances 0.000 description 7
- 230000001681 protective effect Effects 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 5
- 239000012299 nitrogen atmosphere Substances 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 238000001291 vacuum drying Methods 0.000 description 5
- 238000010792 warming Methods 0.000 description 5
- 239000005955 Ferric phosphate Substances 0.000 description 4
- 229940032958 ferric phosphate Drugs 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 4
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 4
- 239000010405 anode material Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000010532 solid phase synthesis reaction Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 229910010710 LiFePO Inorganic materials 0.000 description 1
- 229910013872 LiPF Inorganic materials 0.000 description 1
- 101150058243 Lipf gene Proteins 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 1
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 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 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002389 environmental scanning electron microscopy Methods 0.000 description 1
- 229940062993 ferrous oxalate Drugs 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- OWZIYWAUNZMLRT-UHFFFAOYSA-L iron(2+);oxalate Chemical compound [Fe+2].[O-]C(=O)C([O-])=O OWZIYWAUNZMLRT-UHFFFAOYSA-L 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 229910001386 lithium phosphate Inorganic materials 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000019837 monoammonium phosphate Nutrition 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- 238000012360 testing method Methods 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
Abstract
Description
Claims (7)
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CN201310091097.7A CN103159201B (zh) | 2013-03-21 | 2013-03-21 | 一种制备碳包覆磷酸铁锂锂离子电池正极复合材料的高压、低温方法 |
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CN201310091097.7A CN103159201B (zh) | 2013-03-21 | 2013-03-21 | 一种制备碳包覆磷酸铁锂锂离子电池正极复合材料的高压、低温方法 |
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CN103159201A CN103159201A (zh) | 2013-06-19 |
CN103159201B true CN103159201B (zh) | 2015-08-26 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106744778A (zh) * | 2016-12-28 | 2017-05-31 | 湖北金泉新材料有限责任公司 | 一种熔盐法制备磷酸亚铁锂正极材料的方法 |
CN107359336A (zh) * | 2017-07-12 | 2017-11-17 | 北方奥钛纳米技术有限公司 | 磷酸铁锂的制备方法及磷酸铁锂和锂离子电池 |
CN109888281A (zh) * | 2019-03-19 | 2019-06-14 | 山西沃特海默新材料科技股份有限公司 | 一种双层包覆的磷酸铁锂正极材料及其制备方法 |
CN110600744A (zh) * | 2019-07-18 | 2019-12-20 | 桑顿新能源科技(长沙)有限公司 | 碳包覆磷酸铁锂材料、制备方法及锂离子电池正极材料 |
CN113178552B (zh) * | 2021-03-26 | 2023-03-10 | 四川大学 | 一种高振实密度多孔硅碳复合材料及其制备方法和锂离子电池负极应用 |
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CN100374366C (zh) * | 2006-06-16 | 2008-03-12 | 华南理工大学 | 高压固相合成磷酸铁锂正极材料的方法 |
CN1911792A (zh) * | 2006-08-22 | 2007-02-14 | 南京大学 | 锂离子电池复合正极材料碳包覆的磷酸铁锂的微波合成方法 |
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C06 | Publication | ||
PB01 | Publication | ||
C53 | Correction of patent of invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Li Hongliang Inventor after: Wang Mengxue Inventor after: Kan Guangwei Inventor after: Fu Aiping Inventor after: Dai Zuoqiang Inventor after: Zhang Fengtai Inventor before: Li Hongliang Inventor before: Wang Mengxue Inventor before: Kan Guangwei Inventor before: Fu Aiping Inventor before: Dai Zuoqiang |
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COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LI HONGLIANG WANG MENGXUE KAN GUANGWEI FU AIPING DAI ZUOQIANG TO: LI HONGLIANG WANG MENGXUE KAN GUANGWEI FU AIPING DAI ZUOQIANG ZHANG FENGTAI |
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C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C53 | Correction of patent of invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Li Hongliang Inventor after: Wang Mengxue Inventor after: Kan Guangwei Inventor after: Fu Aiping Inventor after: Dai Zuoqiang Inventor after: Zhang Fengtai Inventor before: Li Hongliang Inventor before: Wang Mengxue Inventor before: Kan Guangwei Inventor before: Fu Aiping Inventor before: Dai Zuoqiang Inventor before: Zhang Fengtai |
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C14 | Grant of patent or utility model | ||
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 |