CN102694162B - 锂离子二次电池用钛酸铁锂正极材料及其水热合成制备方法 - Google Patents
锂离子二次电池用钛酸铁锂正极材料及其水热合成制备方法 Download PDFInfo
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- CN102694162B CN102694162B CN201210113557.7A CN201210113557A CN102694162B CN 102694162 B CN102694162 B CN 102694162B CN 201210113557 A CN201210113557 A CN 201210113557A CN 102694162 B CN102694162 B CN 102694162B
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- Prior art keywords
- lithium
- deionized water
- hydrothermal synthesis
- reactor
- iron
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- 238000001027 hydrothermal synthesis Methods 0.000 title claims abstract description 17
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title abstract description 7
- 229910001416 lithium ion Inorganic materials 0.000 title abstract description 7
- 239000010406 cathode material Substances 0.000 title abstract 5
- QSNQXZYQEIKDPU-UHFFFAOYSA-N [Li].[Fe] Chemical compound [Li].[Fe] QSNQXZYQEIKDPU-UHFFFAOYSA-N 0.000 title abstract 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 30
- 239000002994 raw material Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 11
- 239000010936 titanium Substances 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 5
- 150000001875 compounds Chemical class 0.000 claims abstract description 4
- 239000008367 deionised water Substances 0.000 claims description 40
- 229910021641 deionized water Inorganic materials 0.000 claims description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 40
- 238000006243 chemical reaction Methods 0.000 claims description 23
- 239000000843 powder Substances 0.000 claims description 23
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 20
- 229910001220 stainless steel Inorganic materials 0.000 claims description 20
- 239000010935 stainless steel Substances 0.000 claims description 20
- 238000005406 washing Methods 0.000 claims description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 19
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 19
- 239000010405 anode material Substances 0.000 claims description 14
- XIXADJRWDQXREU-UHFFFAOYSA-M lithium acetate Chemical compound [Li+].CC([O-])=O XIXADJRWDQXREU-UHFFFAOYSA-M 0.000 claims description 13
- FPCJKVGGYOAWIZ-UHFFFAOYSA-N butan-1-ol;titanium Chemical compound [Ti].CCCCO.CCCCO.CCCCO.CCCCO FPCJKVGGYOAWIZ-UHFFFAOYSA-N 0.000 claims description 12
- PQVSTLUFSYVLTO-UHFFFAOYSA-N ethyl n-ethoxycarbonylcarbamate Chemical compound CCOC(=O)NC(=O)OCC PQVSTLUFSYVLTO-UHFFFAOYSA-N 0.000 claims description 11
- GLXDVVHUTZTUQK-UHFFFAOYSA-M lithium hydroxide monohydrate Substances [Li+].O.[OH-] GLXDVVHUTZTUQK-UHFFFAOYSA-M 0.000 claims description 11
- 229940040692 lithium hydroxide monohydrate Drugs 0.000 claims description 11
- JCDAAXRCMMPNBO-UHFFFAOYSA-N iron(3+);oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Ti+4].[Fe+3].[Fe+3] JCDAAXRCMMPNBO-UHFFFAOYSA-N 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 8
- 229940062993 ferrous oxalate Drugs 0.000 claims description 8
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 8
- 239000011790 ferrous sulphate Substances 0.000 claims description 8
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 8
- OWZIYWAUNZMLRT-UHFFFAOYSA-L iron(2+);oxalate Chemical compound [Fe+2].[O-]C(=O)C([O-])=O OWZIYWAUNZMLRT-UHFFFAOYSA-L 0.000 claims description 8
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 229910003002 lithium salt Inorganic materials 0.000 claims description 2
- 159000000002 lithium salts Chemical class 0.000 claims description 2
- 238000003980 solgel method Methods 0.000 abstract description 3
- 238000010532 solid phase synthesis reaction Methods 0.000 abstract description 2
- 238000010189 synthetic method Methods 0.000 abstract description 2
- 238000007709 nanocrystallization Methods 0.000 abstract 1
- 239000012071 phase Substances 0.000 abstract 1
- 238000002425 crystallisation Methods 0.000 description 36
- 230000008025 crystallization Effects 0.000 description 36
- 239000004408 titanium dioxide Substances 0.000 description 8
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 229910010413 TiO 2 Inorganic materials 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000003837 high-temperature calcination Methods 0.000 description 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical group [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000008139 complexing agent Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003746 solid phase reaction Methods 0.000 description 1
- 238000003836 solid-state method Methods 0.000 description 1
- 239000000126 substance Substances 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)
Abstract
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CN201210113557.7A CN102694162B (zh) | 2012-04-12 | 2012-04-12 | 锂离子二次电池用钛酸铁锂正极材料及其水热合成制备方法 |
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CN102694162A CN102694162A (zh) | 2012-09-26 |
CN102694162B true CN102694162B (zh) | 2014-10-01 |
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Families Citing this family (5)
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CN103232245A (zh) * | 2013-02-16 | 2013-08-07 | 东北大学 | 晶硅切割废弃料制备氮化硅复合碳化硅陶瓷的方法 |
CN104900842A (zh) * | 2015-06-16 | 2015-09-09 | 广东工业大学 | 一种锂离子电池钛酸铁锂LiFeTiO4纳米复合正极材料的制备方法 |
CN106000278B (zh) * | 2016-06-23 | 2020-05-29 | 陕西师范大学 | 一种铁磁性半导体吸附材料Na2Fe2Ti6O16的制备方法与应用 |
CN106378139B (zh) * | 2016-08-26 | 2019-10-11 | 北京大学深圳研究生院 | 一种水分解催化剂及其制备方法和应用 |
CN108417823B (zh) * | 2018-02-28 | 2021-03-30 | 华南理工大学 | 一种利用重复球磨法制备的Li2FeTi1-yMoyO4材料及其制备方法与应用 |
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SI22771A (sl) * | 2008-03-27 | 2009-10-31 | Kemijski inštitut | Titanati prehodnih kovin kot materiali za katodo v litijevih akumulatorjih |
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Non-Patent Citations (2)
Title |
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Impact of synthesis conditions on the structure and performance of Li2FeSiO4;R.Dominko;《Jorunal of Power Sources》;20080401;第178卷(第2期);第843页 * |
R.Dominko.Impact of synthesis conditions on the structure and performance of Li2FeSiO4.《Jorunal of Power Sources》.2008,第178卷(第2期), |
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