CN100595949C - 用于锂电池正极材料正磷酸铁的制备方法 - Google Patents
用于锂电池正极材料正磷酸铁的制备方法 Download PDFInfo
- Publication number
- CN100595949C CN100595949C CN200810049265A CN200810049265A CN100595949C CN 100595949 C CN100595949 C CN 100595949C CN 200810049265 A CN200810049265 A CN 200810049265A CN 200810049265 A CN200810049265 A CN 200810049265A CN 100595949 C CN100595949 C CN 100595949C
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- CN
- China
- Prior art keywords
- solution
- ferric
- portions
- lithium battery
- hydrogen peroxide
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 20
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 title claims description 32
- 229910000399 iron(III) phosphate Inorganic materials 0.000 title claims description 32
- 239000000463 material Substances 0.000 title claims description 20
- 239000005955 Ferric phosphate Substances 0.000 title claims description 11
- 229940032958 ferric phosphate Drugs 0.000 title claims description 11
- 238000000034 method Methods 0.000 title abstract description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 36
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 27
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 24
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 24
- 238000002360 preparation method Methods 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 13
- SURQXAFEQWPFPV-UHFFFAOYSA-L iron(2+) sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Fe+2].[O-]S([O-])(=O)=O SURQXAFEQWPFPV-UHFFFAOYSA-L 0.000 claims abstract description 13
- 238000003756 stirring Methods 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000002245 particle Substances 0.000 claims abstract description 12
- 229910000029 sodium carbonate Inorganic materials 0.000 claims abstract description 12
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000006243 chemical reaction Methods 0.000 claims abstract description 10
- 239000002253 acid Substances 0.000 claims abstract description 3
- 238000000926 separation method Methods 0.000 claims abstract description 3
- 238000009413 insulation Methods 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 7
- 239000004615 ingredient Substances 0.000 claims description 2
- 239000000376 reactant Substances 0.000 claims description 2
- 239000010405 anode material Substances 0.000 abstract description 5
- 239000002994 raw material Substances 0.000 abstract description 3
- 238000010532 solid phase synthesis reaction Methods 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 2
- 235000011007 phosphoric acid Nutrition 0.000 abstract 6
- 239000000243 solution Substances 0.000 description 23
- 230000000694 effects Effects 0.000 description 7
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 5
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 5
- 238000005119 centrifugation Methods 0.000 description 5
- 229910017053 inorganic salt Inorganic materials 0.000 description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 5
- 238000010792 warming Methods 0.000 description 5
- 229910052493 LiFePO4 Inorganic materials 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000012827 research and development 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
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200810049265A CN100595949C (zh) | 2008-02-26 | 2008-02-26 | 用于锂电池正极材料正磷酸铁的制备方法 |
Applications Claiming Priority (1)
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CN200810049265A CN100595949C (zh) | 2008-02-26 | 2008-02-26 | 用于锂电池正极材料正磷酸铁的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101237042A CN101237042A (zh) | 2008-08-06 |
CN100595949C true CN100595949C (zh) | 2010-03-24 |
Family
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Family Applications (1)
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CN200810049265A Expired - Fee Related CN100595949C (zh) | 2008-02-26 | 2008-02-26 | 用于锂电池正极材料正磷酸铁的制备方法 |
Country Status (1)
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CN (1) | CN100595949C (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009001204A1 (de) * | 2009-02-26 | 2010-09-02 | Chemische Fabrik Budenheim Kg | Herstellung von Eisenorthophosphat |
TW201124337A (en) * | 2009-09-09 | 2011-07-16 | Toda Kogyo Corp | Ferric phosphate hydrate particle powder and process for production thereof, olivine-type lithium iron phosphate particle powder and process for production thereof, and non-aqueous electrolyte secondary battery |
CN102030323B (zh) * | 2010-11-30 | 2012-11-28 | 湖北兴发化工集团股份有限公司 | 一种磷酸铁的制备方法 |
CN102583293B (zh) * | 2012-02-09 | 2014-01-01 | 昆明川金诺化工股份有限公司 | 一种电池级正磷酸铁的生产方法 |
CN103208627B (zh) * | 2013-02-22 | 2015-11-25 | 贵州安达科技能源股份有限公司 | 一种正磷酸铁材料及其制备方法 |
CN106517128A (zh) * | 2016-11-08 | 2017-03-22 | 河南省净寰新能源科技有限公司 | 一种低成本电池级磷酸铁微粉的制备方法 |
CN107337189B (zh) * | 2017-08-23 | 2019-09-20 | 江西艾德纳米科技有限公司 | 磷酸铁连续化生产***及连续化生产磷酸铁的方法 |
CN107910547B (zh) * | 2017-11-30 | 2020-09-22 | 深圳绿霆动力科技有限公司 | 一种高比容量的锂离子电池正极材料及其制备方法 |
CN113247876A (zh) * | 2021-04-30 | 2021-08-13 | 广东邦普循环科技有限公司 | 一种磷酸铁前驱体及其制备方法和应用 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1632969A (zh) * | 2005-01-06 | 2005-06-29 | 清华大学 | 一种高密度球形磷酸铁锂的制备方法 |
CN1974411A (zh) * | 2006-12-19 | 2007-06-06 | 中南大学 | 一种从钛白废副硫酸亚铁生产磷酸铁锂前驱体的方法 |
-
2008
- 2008-02-26 CN CN200810049265A patent/CN100595949C/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1632969A (zh) * | 2005-01-06 | 2005-06-29 | 清华大学 | 一种高密度球形磷酸铁锂的制备方法 |
CN1974411A (zh) * | 2006-12-19 | 2007-06-06 | 中南大学 | 一种从钛白废副硫酸亚铁生产磷酸铁锂前驱体的方法 |
Non-Patent Citations (2)
Title |
---|
正磷酸铁的合成及其性能的研究. 马广成等.《河北大学学报(自然科学版)》,第13卷第4期. 1993 |
正磷酸铁的合成及其性能的研究. 马广成等.《河北大学学报(自然科学版)》,第13卷第4期. 1993 * |
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CN101237042A (zh) | 2008-08-06 |
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