CN102931401B - 一种磷酸铁锂复合材料的制备方法 - Google Patents
一种磷酸铁锂复合材料的制备方法 Download PDFInfo
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- CN102931401B CN102931401B CN201210387700.1A CN201210387700A CN102931401B CN 102931401 B CN102931401 B CN 102931401B CN 201210387700 A CN201210387700 A CN 201210387700A CN 102931401 B CN102931401 B CN 102931401B
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- preparation
- lithium
- composite ferric
- phosphate material
- isopropyl alcohol
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- 239000000463 material Substances 0.000 title claims abstract description 23
- 239000002131 composite material Substances 0.000 title claims abstract description 19
- 229910001386 lithium phosphate Inorganic materials 0.000 title claims abstract description 15
- TWQULNDIKKJZPH-UHFFFAOYSA-K trilithium;phosphate Chemical compound [Li+].[Li+].[Li+].[O-]P([O-])([O-])=O TWQULNDIKKJZPH-UHFFFAOYSA-K 0.000 title claims abstract description 15
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- VXUYXOFXAQZZMF-UHFFFAOYSA-N titanium(IV) isopropoxide Chemical compound CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 claims abstract description 14
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 claims abstract description 12
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- 239000002245 particle Substances 0.000 claims abstract description 11
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 33
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 7
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical class NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 238000010926 purge Methods 0.000 claims description 5
- 238000001354 calcination Methods 0.000 claims description 4
- 230000035484 reaction time Effects 0.000 claims description 4
- 238000005119 centrifugation Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract description 25
- 239000002105 nanoparticle Substances 0.000 abstract description 13
- 229910052493 LiFePO4 Inorganic materials 0.000 abstract description 8
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 7
- 238000007599 discharging Methods 0.000 abstract description 7
- 229910052744 lithium Inorganic materials 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 238000003860 storage Methods 0.000 abstract description 3
- 239000004408 titanium dioxide Substances 0.000 abstract description 3
- 230000003197 catalytic effect Effects 0.000 abstract description 2
- 239000013078 crystal Substances 0.000 abstract description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 8
- 229910001416 lithium ion Inorganic materials 0.000 description 8
- 239000010405 anode material Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 239000002086 nanomaterial Substances 0.000 description 2
- 238000003836 solid-state method Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009831 deintercalation Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000037427 ion transport Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910000398 iron phosphate Inorganic materials 0.000 description 1
- -1 iron phosphate compound Chemical class 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000003746 solid phase reaction Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 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 (4)
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CN201210387700.1A CN102931401B (zh) | 2012-10-12 | 2012-10-12 | 一种磷酸铁锂复合材料的制备方法 |
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CN201210387700.1A CN102931401B (zh) | 2012-10-12 | 2012-10-12 | 一种磷酸铁锂复合材料的制备方法 |
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CN102931401A CN102931401A (zh) | 2013-02-13 |
CN102931401B true CN102931401B (zh) | 2015-12-02 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103633325B (zh) * | 2013-12-04 | 2016-05-04 | 合肥国轩高科动力能源有限公司 | 金属离子包覆磷酸铁材料的制备方法 |
CN107732186A (zh) * | 2017-09-30 | 2018-02-23 | 电子科技大学 | 一种锂电池正极复合材料的制备方法 |
CN111554922B (zh) * | 2020-04-14 | 2022-04-01 | 合肥国轩电池材料有限公司 | 一种倍率型磷酸铁锂的制备方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101847712A (zh) * | 2010-03-17 | 2010-09-29 | 上海大学 | 在多壁碳纳米管表面沉积纳米TiO2提高锂离子存储性能的方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101409342B (zh) * | 2008-10-31 | 2011-12-21 | 深圳市贝特瑞新能源材料股份有限公司 | 复合正极材料的制备方法 |
CN102324494B (zh) * | 2010-07-20 | 2014-10-01 | 甘肃大象能源科技有限公司 | 磷酸铁锂/纳米粉管氧化物复合正极材料及其制备方法 |
CN102185141A (zh) * | 2011-04-06 | 2011-09-14 | 清华大学深圳研究生院 | 提高磷酸铁锂材料高温循环性能和离子电导的改性方法 |
CN102324511B (zh) * | 2011-10-09 | 2013-06-12 | 北京科技大学 | 一种锂离子电池复合负极材料的制备方法 |
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- 2012-10-12 CN CN201210387700.1A patent/CN102931401B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101847712A (zh) * | 2010-03-17 | 2010-09-29 | 上海大学 | 在多壁碳纳米管表面沉积纳米TiO2提高锂离子存储性能的方法 |
Non-Patent Citations (2)
Title |
---|
"Effects of TiO2 coating on high-temperature cycle performance of LiFePO4-based lithium-ion batteries;Hao-Hsun Chang,et al;《journal or power sources》;20081015;第185卷(第1期);第467页左栏第2段 * |
"高分散TiO2/SBA-15的制备及光催化性能";张书翠等;《物理化学学报》;20100531;第26卷(第5期);参见第1331页第1.2节 * |
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Effective date of registration: 20160214 Address after: 213299 Jintan Road, Jintan District, Jiangsu, No. 88, No. Patentee after: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. Address before: 471003 Henan high tech Zone in Luoyang City, Spring City Road No. 16 Patentee before: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. |
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Address after: 213200 Jiangdong Avenue 1, Jintan District, Jiangsu, Changzhou Patentee after: AVIC lithium Technology Co.,Ltd. Address before: 213299 No. 88, Jintan Avenue, Jintan District, Jiangsu, Changzhou Patentee before: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. |
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Address after: No.1 Jiangdong Avenue, Jintan District, Changzhou City, Jiangsu Province Patentee after: AVIC lithium Technology Co.,Ltd. Address before: No.1 Jiangdong Avenue, Jintan District, Changzhou City, Jiangsu Province Patentee before: AVIC lithium Technology Co.,Ltd. Address after: No.1 Jiangdong Avenue, Jintan District, Changzhou City, Jiangsu Province Patentee after: Zhongchuangxin Aviation Technology Co.,Ltd. Address before: No.1 Jiangdong Avenue, Jintan District, Changzhou City, Jiangsu Province Patentee before: AVIC lithium Technology Co.,Ltd. |
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