CN101399339A - 一种高密度磷酸铁锂及其合成方法 - Google Patents
一种高密度磷酸铁锂及其合成方法 Download PDFInfo
- Publication number
- CN101399339A CN101399339A CNA2007100772628A CN200710077262A CN101399339A CN 101399339 A CN101399339 A CN 101399339A CN A2007100772628 A CNA2007100772628 A CN A2007100772628A CN 200710077262 A CN200710077262 A CN 200710077262A CN 101399339 A CN101399339 A CN 101399339A
- Authority
- CN
- China
- Prior art keywords
- lithium iron
- phosphate
- iron phosphate
- lithium
- density
- Prior art date
- 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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- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title abstract description 14
- 230000002194 synthesizing effect Effects 0.000 title 1
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 11
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910019142 PO4 Inorganic materials 0.000 claims abstract description 6
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims abstract description 5
- 229910003002 lithium salt Inorganic materials 0.000 claims abstract description 5
- 159000000002 lithium salts Chemical class 0.000 claims abstract description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract description 5
- 239000010452 phosphate Substances 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 claims abstract description 3
- 150000001768 cations Chemical class 0.000 claims abstract description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910052708 sodium Inorganic materials 0.000 claims abstract description 3
- 238000001035 drying Methods 0.000 claims abstract 3
- 229910052493 LiFePO4 Inorganic materials 0.000 claims description 18
- 238000000498 ball milling Methods 0.000 claims description 18
- 238000010189 synthetic method Methods 0.000 claims description 11
- 239000000843 powder Substances 0.000 claims description 9
- 230000004907 flux Effects 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 239000011777 magnesium Substances 0.000 claims description 7
- 238000000227 grinding Methods 0.000 claims description 6
- 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 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 5
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 5
- 239000008103 glucose Substances 0.000 claims description 5
- 229910001416 lithium ion Inorganic materials 0.000 claims description 5
- 229930006000 Sucrose Natural products 0.000 claims description 4
- 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 4
- 150000001720 carbohydrates Chemical class 0.000 claims description 4
- 239000011734 sodium Substances 0.000 claims description 4
- 239000005720 sucrose Substances 0.000 claims description 4
- 239000002002 slurry Substances 0.000 claims description 3
- XGRSAFKZAGGXJV-UHFFFAOYSA-N 3-azaniumyl-3-cyclohexylpropanoate Chemical compound OC(=O)CC(N)C1CCCCC1 XGRSAFKZAGGXJV-UHFFFAOYSA-N 0.000 claims description 2
- 239000004277 Ferrous carbonate Substances 0.000 claims description 2
- DZHMRSPXDUUJER-UHFFFAOYSA-N [amino(hydroxy)methylidene]azanium;dihydrogen phosphate Chemical compound NC(N)=O.OP(O)(O)=O DZHMRSPXDUUJER-UHFFFAOYSA-N 0.000 claims description 2
- MCDLETWIOVSGJT-UHFFFAOYSA-N acetic acid;iron Chemical compound [Fe].CC(O)=O.CC(O)=O MCDLETWIOVSGJT-UHFFFAOYSA-N 0.000 claims description 2
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims description 2
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 claims description 2
- 239000006183 anode active material Substances 0.000 claims description 2
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 2
- 229910000388 diammonium phosphate Inorganic materials 0.000 claims description 2
- 235000019838 diammonium phosphate Nutrition 0.000 claims description 2
- YNQRWVCLAIUHHI-UHFFFAOYSA-L dilithium;oxalate Chemical compound [Li+].[Li+].[O-]C(=O)C([O-])=O YNQRWVCLAIUHHI-UHFFFAOYSA-L 0.000 claims description 2
- RAQDACVRFCEPDA-UHFFFAOYSA-L ferrous carbonate Chemical compound [Fe+2].[O-]C([O-])=O RAQDACVRFCEPDA-UHFFFAOYSA-L 0.000 claims description 2
- 229960004652 ferrous carbonate Drugs 0.000 claims description 2
- 235000019268 ferrous carbonate Nutrition 0.000 claims description 2
- 229940062993 ferrous oxalate Drugs 0.000 claims description 2
- OWZIYWAUNZMLRT-UHFFFAOYSA-L iron(2+);oxalate Chemical compound [Fe+2].[O-]C(=O)C([O-])=O OWZIYWAUNZMLRT-UHFFFAOYSA-L 0.000 claims description 2
- 229910000015 iron(II) carbonate Inorganic materials 0.000 claims description 2
- XIXADJRWDQXREU-UHFFFAOYSA-M lithium acetate Chemical compound [Li+].CC([O-])=O XIXADJRWDQXREU-UHFFFAOYSA-M 0.000 claims description 2
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims description 2
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 2
- SNKMVYBWZDHJHE-UHFFFAOYSA-M lithium;dihydrogen phosphate Chemical compound [Li+].OP(O)([O-])=O SNKMVYBWZDHJHE-UHFFFAOYSA-M 0.000 claims description 2
- GLXDVVHUTZTUQK-UHFFFAOYSA-M lithium;hydroxide;hydrate Chemical compound [Li+].O.[OH-] GLXDVVHUTZTUQK-UHFFFAOYSA-M 0.000 claims description 2
- QQFLQYOOQVLGTQ-UHFFFAOYSA-L magnesium;dihydrogen phosphate Chemical compound [Mg+2].OP(O)([O-])=O.OP(O)([O-])=O QQFLQYOOQVLGTQ-UHFFFAOYSA-L 0.000 claims description 2
- 235000019837 monoammonium phosphate Nutrition 0.000 claims description 2
- 229910000401 monomagnesium phosphate Inorganic materials 0.000 claims description 2
- 235000019785 monomagnesium phosphate Nutrition 0.000 claims description 2
- 230000009467 reduction Effects 0.000 claims description 2
- 229960004711 sodium monofluorophosphate Drugs 0.000 claims description 2
- 235000021317 phosphate Nutrition 0.000 claims 2
- 238000005056 compaction Methods 0.000 claims 1
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 239000008187 granular material Substances 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000003801 milling Methods 0.000 abstract 2
- 238000001308 synthesis method Methods 0.000 abstract 2
- 238000001354 calcination Methods 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000002612 dispersion medium Substances 0.000 abstract 1
- 230000002829 reductive effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 12
- 239000000203 mixture Substances 0.000 description 7
- 238000005303 weighing Methods 0.000 description 6
- 238000003756 stirring Methods 0.000 description 5
- 238000010792 warming Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000010998 test method Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000010532 solid phase synthesis reaction Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 238000004137 mechanical activation Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229910010710 LiFePO Inorganic materials 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 230000010287 polarization Effects 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
- 239000002243 precursor Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000003836 solid-state method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
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- 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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Priority Applications (1)
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CNA2007100772628A CN101399339A (zh) | 2007-09-26 | 2007-09-26 | 一种高密度磷酸铁锂及其合成方法 |
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CNA2007100772628A CN101399339A (zh) | 2007-09-26 | 2007-09-26 | 一种高密度磷酸铁锂及其合成方法 |
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CN101399339A true CN101399339A (zh) | 2009-04-01 |
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CNA2007100772628A Pending CN101399339A (zh) | 2007-09-26 | 2007-09-26 | 一种高密度磷酸铁锂及其合成方法 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102148367A (zh) * | 2010-02-08 | 2011-08-10 | 江西省金锂科技有限公司 | 一种锂离子电池正极材料磷酸铁锂的制备方法 |
CN102303860A (zh) * | 2011-09-30 | 2012-01-04 | 中南大学 | 超声喷雾固相烧结法合成磷酸亚铁锂的方法 |
CN105870420A (zh) * | 2016-05-27 | 2016-08-17 | 天津巴莫科技股份有限公司 | 一种锂离子动力电池用磷酸锰锂正极材料及其制备方法 |
CN109980186A (zh) * | 2017-12-27 | 2019-07-05 | 中国电子科技集团公司第十八研究所 | 一种掺杂改性型金属焦磷酸盐正极材料 |
CN110395708A (zh) * | 2019-09-11 | 2019-11-01 | 李旭意 | 一种电池级磷酸铁的制备方法 |
CN114975990A (zh) * | 2022-04-28 | 2022-08-30 | 河北省科学院能源研究所 | 一种磷酸锰铁锂系正极材料、正极、锂离子电池及制备方法 |
-
2007
- 2007-09-26 CN CNA2007100772628A patent/CN101399339A/zh active Pending
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102148367A (zh) * | 2010-02-08 | 2011-08-10 | 江西省金锂科技有限公司 | 一种锂离子电池正极材料磷酸铁锂的制备方法 |
CN102303860A (zh) * | 2011-09-30 | 2012-01-04 | 中南大学 | 超声喷雾固相烧结法合成磷酸亚铁锂的方法 |
CN102303860B (zh) * | 2011-09-30 | 2013-03-27 | 中南大学 | 超声喷雾固相烧结法合成磷酸亚铁锂的方法 |
CN105870420A (zh) * | 2016-05-27 | 2016-08-17 | 天津巴莫科技股份有限公司 | 一种锂离子动力电池用磷酸锰锂正极材料及其制备方法 |
CN105870420B (zh) * | 2016-05-27 | 2018-06-19 | 天津巴莫科技股份有限公司 | 一种锂离子动力电池用磷酸锰锂正极材料及其制备方法 |
CN109980186A (zh) * | 2017-12-27 | 2019-07-05 | 中国电子科技集团公司第十八研究所 | 一种掺杂改性型金属焦磷酸盐正极材料 |
CN109980186B (zh) * | 2017-12-27 | 2021-12-03 | 中国电子科技集团公司第十八研究所 | 一种掺杂改性型金属焦磷酸盐正极材料 |
CN110395708A (zh) * | 2019-09-11 | 2019-11-01 | 李旭意 | 一种电池级磷酸铁的制备方法 |
CN110395708B (zh) * | 2019-09-11 | 2021-05-04 | 李旭意 | 一种电池级磷酸铁的制备方法 |
CN114975990A (zh) * | 2022-04-28 | 2022-08-30 | 河北省科学院能源研究所 | 一种磷酸锰铁锂系正极材料、正极、锂离子电池及制备方法 |
CN114975990B (zh) * | 2022-04-28 | 2023-04-18 | 河北省科学院能源研究所 | 一种磷酸锰铁锂系正极材料、正极、锂离子电池及制备方法 |
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