CN101640271A - 磷酸亚铁钛锂正极材料及其制备方法 - Google Patents
磷酸亚铁钛锂正极材料及其制备方法 Download PDFInfo
- Publication number
- CN101640271A CN101640271A CN200810142216A CN200810142216A CN101640271A CN 101640271 A CN101640271 A CN 101640271A CN 200810142216 A CN200810142216 A CN 200810142216A CN 200810142216 A CN200810142216 A CN 200810142216A CN 101640271 A CN101640271 A CN 101640271A
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- CN
- China
- Prior art keywords
- source
- titanium
- lithium
- iron
- fluorine
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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.)
- Granted
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- 239000010406 cathode material Substances 0.000 title claims abstract description 23
- 229940116007 ferrous phosphate Drugs 0.000 title claims abstract description 21
- 229910000155 iron(II) phosphate Inorganic materials 0.000 title claims abstract description 21
- SDEKDNPYZOERBP-UHFFFAOYSA-H iron(ii) phosphate Chemical compound [Fe+2].[Fe+2].[Fe+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O SDEKDNPYZOERBP-UHFFFAOYSA-H 0.000 title claims abstract description 21
- SWAIALBIBWIKKQ-UHFFFAOYSA-N lithium titanium Chemical compound [Li].[Ti] SWAIALBIBWIKKQ-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 238000002360 preparation method Methods 0.000 title claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 100
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 51
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000010936 titanium Substances 0.000 claims abstract description 47
- 229910052742 iron Inorganic materials 0.000 claims abstract description 45
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 41
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000011737 fluorine Substances 0.000 claims abstract description 38
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 38
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 33
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 14
- -1 phosphate anions Chemical class 0.000 claims abstract description 11
- 229910019142 PO4 Inorganic materials 0.000 claims abstract description 10
- 239000010452 phosphate Substances 0.000 claims abstract description 10
- 239000002994 raw material Substances 0.000 claims abstract description 10
- 229910052698 phosphorus Inorganic materials 0.000 claims description 31
- 239000011574 phosphorus Substances 0.000 claims description 31
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 24
- 238000000498 ball milling Methods 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 17
- 229910052757 nitrogen Inorganic materials 0.000 claims description 12
- 239000008188 pellet Substances 0.000 claims description 12
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 10
- 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 7
- 229930006000 Sucrose Natural products 0.000 claims description 7
- 239000005720 sucrose Substances 0.000 claims description 7
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 4
- 239000011261 inert gas Substances 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 claims description 4
- 238000007254 oxidation reaction Methods 0.000 claims description 4
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 3
- 230000003064 anti-oxidating effect Effects 0.000 claims description 3
- 239000004215 Carbon black (E152) Substances 0.000 claims description 2
- 229910015475 FeF 2 Inorganic materials 0.000 claims description 2
- 229910013553 LiNO Inorganic materials 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 229910002804 graphite Inorganic materials 0.000 claims description 2
- 239000010439 graphite Substances 0.000 claims description 2
- 229930195733 hydrocarbon Natural products 0.000 claims description 2
- 150000002430 hydrocarbons Chemical class 0.000 claims description 2
- 238000003701 mechanical milling Methods 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000001354 calcination Methods 0.000 abstract description 14
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 3
- 230000004913 activation Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000002156 mixing Methods 0.000 abstract description 2
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 16
- 238000005516 engineering process Methods 0.000 description 7
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 5
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 5
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 description 5
- 229940062993 ferrous oxalate Drugs 0.000 description 5
- 238000000227 grinding Methods 0.000 description 5
- OWZIYWAUNZMLRT-UHFFFAOYSA-L iron(2+);oxalate Chemical compound [Fe+2].[O-]C(=O)C([O-])=O OWZIYWAUNZMLRT-UHFFFAOYSA-L 0.000 description 5
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 5
- 229910052808 lithium carbonate Inorganic materials 0.000 description 5
- 229910001416 lithium ion Inorganic materials 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 235000019837 monoammonium phosphate Nutrition 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 3
- 239000010405 anode material Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910012820 LiCoO Inorganic materials 0.000 description 2
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 2
- 229910015645 LiMn Inorganic materials 0.000 description 2
- 229910013290 LiNiO 2 Inorganic materials 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000010450 olivine Substances 0.000 description 1
- 229910052609 olivine Inorganic materials 0.000 description 1
- 238000003836 solid-state method Methods 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-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
Landscapes
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
实施例 | Li2CO3 | NH4H2PO4 | Li2TiO2 | FeC2O4·2H2O | LiF | C12H22O11 | 工业酒精 |
一 | 6.861 | 15.882 | 86.874 | 525.855 | 352.041 | 25.053 | 830 |
二 | 6.861 | 15.882 | 86.874 | 525.855 | 352.041 | 31.316 | 835 |
三 | 6.861 | 15.882 | 86.874 | 525.855 | 352.041 | 37.580 | 840 |
四 | 6.861 | 15.882 | 86.874 | 525.855 | 352.041 | 43.843 | 845 |
五 | 6.861 | 15.882 | 86.874 | 525.855 | 352.041 | 50.106 | 850 |
实施例 | 极片压实密度g/cm3 | 比容量mAh/g | 电池容量mAh | 循环次数N | 容量保持率% |
一 | 2.34 | 130 | 1492 | 1001 | 9610 |
二 | 2.41 | 133 | 1507 | 1001 | 95 |
三 | 2.30 | 135 | 1470 | 1001 | 93 |
四 | 2.28 | 135 | 1462 | 1001 | 92 |
五 | 2.25 | 136 | 1430 | 1001 | 93 |
Claims (8)
Priority Applications (1)
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CN200810142216.6A CN101640271B (zh) | 2008-07-31 | 2008-07-31 | 磷酸亚铁钛锂正极材料及其制备方法 |
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CN200810142216.6A CN101640271B (zh) | 2008-07-31 | 2008-07-31 | 磷酸亚铁钛锂正极材料及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101640271A true CN101640271A (zh) | 2010-02-03 |
CN101640271B CN101640271B (zh) | 2014-08-27 |
Family
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CN200810142216.6A Active CN101640271B (zh) | 2008-07-31 | 2008-07-31 | 磷酸亚铁钛锂正极材料及其制备方法 |
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CN (1) | CN101640271B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102097619A (zh) * | 2011-01-12 | 2011-06-15 | 合肥国轩高科动力能源有限公司 | 复合型还原剂制备高性能磷酸铁锂正极材料的方法 |
CN110085862A (zh) * | 2019-04-26 | 2019-08-02 | 北京金羽新能科技有限公司 | 一种钠电池电极材料Na1+xFexTi2-x(PO4)3及其制备方法和应用 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101369657A (zh) * | 2007-08-13 | 2009-02-18 | 深圳市比克电池有限公司 | 多元掺杂球形磷酸铁锂正极材料及其制备方法 |
CN101386404A (zh) * | 2008-08-27 | 2009-03-18 | 福建师范大学 | 一种高效掺氟的磷酸亚铁锂正极材料的制备方法 |
CN101867041A (zh) * | 2010-06-21 | 2010-10-20 | 北京理工大学 | 一种高纯度氟掺杂磷酸铁锂正极材料的合成方法 |
-
2008
- 2008-07-31 CN CN200810142216.6A patent/CN101640271B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101369657A (zh) * | 2007-08-13 | 2009-02-18 | 深圳市比克电池有限公司 | 多元掺杂球形磷酸铁锂正极材料及其制备方法 |
CN101386404A (zh) * | 2008-08-27 | 2009-03-18 | 福建师范大学 | 一种高效掺氟的磷酸亚铁锂正极材料的制备方法 |
CN101867041A (zh) * | 2010-06-21 | 2010-10-20 | 北京理工大学 | 一种高纯度氟掺杂磷酸铁锂正极材料的合成方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102097619A (zh) * | 2011-01-12 | 2011-06-15 | 合肥国轩高科动力能源有限公司 | 复合型还原剂制备高性能磷酸铁锂正极材料的方法 |
CN110085862A (zh) * | 2019-04-26 | 2019-08-02 | 北京金羽新能科技有限公司 | 一种钠电池电极材料Na1+xFexTi2-x(PO4)3及其制备方法和应用 |
Also Published As
Publication number | Publication date |
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CN101640271B (zh) | 2014-08-27 |
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Address after: 300402 6 Huaxin Road, Beichen Science Park, Beichen District, Tianjin Co-patentee after: SHENZHEN BAK BATTERY Co.,Ltd. Patentee after: BAK INTERNATIONAL (TIANJIN) Ltd. Co-patentee after: HUBEI YANGUANG ENERGY TECHNOLOGY Co.,Ltd. Address before: 300402 6 Huaxin Road, Beichen Science Park, Beichen District, Tianjin Co-patentee before: SHENZHEN BAK BATTERY Co.,Ltd. Patentee before: BAK INTERNATIONAL (TIANJIN) Ltd. Co-patentee before: Bike Environmental Protection and New Material Technology (Hubei) Co.,Ltd. |
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Effective date of registration: 20170627 Address after: 518119 Beek Industrial Zone, Kwai Chung street, Dapeng New District, Guangdong, Shenzhen Patentee after: SHENZHEN BAK POWER BATTERY Co.,Ltd. Address before: 300402 6 Huaxin Road, Beichen Science Park, Beichen District, Tianjin Co-patentee before: SHENZHEN BAK BATTERY Co.,Ltd. Patentee before: BAK INTERNATIONAL (TIANJIN) Ltd. Co-patentee before: HUBEI YANGUANG ENERGY TECHNOLOGY Co.,Ltd. |
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