CN103107333A - 一种磷酸铁锂的制备方法及磷酸铁锂 - Google Patents
一种磷酸铁锂的制备方法及磷酸铁锂 Download PDFInfo
- Publication number
- CN103107333A CN103107333A CN2013100374202A CN201310037420A CN103107333A CN 103107333 A CN103107333 A CN 103107333A CN 2013100374202 A CN2013100374202 A CN 2013100374202A CN 201310037420 A CN201310037420 A CN 201310037420A CN 103107333 A CN103107333 A CN 103107333A
- Authority
- CN
- China
- Prior art keywords
- lithium
- source
- lifepo4
- preparation
- iron
- 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.)
- Granted
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- 238000002360 preparation method Methods 0.000 title claims abstract description 24
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 title abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 65
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 52
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 51
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 32
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 32
- 239000011574 phosphorus Substances 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims abstract description 25
- 150000001875 compounds Chemical class 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000000203 mixture Substances 0.000 claims abstract description 15
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- 238000001816 cooling Methods 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims abstract description 8
- 229910052493 LiFePO4 Inorganic materials 0.000 claims description 59
- 229910052742 iron Inorganic materials 0.000 claims description 29
- 239000000725 suspension Substances 0.000 claims description 24
- 239000002245 particle Substances 0.000 claims description 19
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 17
- 239000007787 solid Substances 0.000 claims description 12
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 9
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 9
- ATEAWHILRRXHPW-UHFFFAOYSA-J iron(2+);phosphonato phosphate Chemical group [Fe+2].[Fe+2].[O-]P([O-])(=O)OP([O-])([O-])=O ATEAWHILRRXHPW-UHFFFAOYSA-J 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims description 8
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 8
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 4
- HQRPHMAXFVUBJX-UHFFFAOYSA-M lithium;hydrogen carbonate Chemical compound [Li+].OC([O-])=O HQRPHMAXFVUBJX-UHFFFAOYSA-M 0.000 claims description 2
- 239000012265 solid product Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 6
- 230000005518 electrochemistry Effects 0.000 abstract description 2
- 239000005955 Ferric phosphate Substances 0.000 abstract 1
- 239000011149 active material Substances 0.000 abstract 1
- 229940032958 ferric phosphate Drugs 0.000 abstract 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 abstract 1
- 229910000399 iron(III) phosphate Inorganic materials 0.000 abstract 1
- 239000000047 product Substances 0.000 description 31
- 239000002994 raw material Substances 0.000 description 22
- 238000001027 hydrothermal synthesis Methods 0.000 description 17
- 239000000843 powder Substances 0.000 description 12
- 239000000126 substance Substances 0.000 description 12
- 239000012065 filter cake Substances 0.000 description 9
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 8
- 229910001416 lithium ion Inorganic materials 0.000 description 8
- DPTATFGPDCLUTF-UHFFFAOYSA-N phosphanylidyneiron Chemical compound [Fe]#P DPTATFGPDCLUTF-UHFFFAOYSA-N 0.000 description 8
- 239000008367 deionised water Substances 0.000 description 6
- 229910021641 deionized water Inorganic materials 0.000 description 6
- 238000003825 pressing Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 239000010941 cobalt Substances 0.000 description 4
- 229910017052 cobalt Inorganic materials 0.000 description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 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 description 4
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 4
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 239000006245 Carbon black Super-P Substances 0.000 description 3
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 3
- 229910004764 HSV900 Inorganic materials 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical group [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 3
- 238000010791 quenching Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000001291 vacuum drying Methods 0.000 description 3
- 238000003828 vacuum filtration Methods 0.000 description 3
- 229910010710 LiFePO Inorganic materials 0.000 description 2
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- YVBOZGOAVJZITM-UHFFFAOYSA-P ammonium phosphomolybdate Chemical compound [NH4+].[NH4+].[NH4+].[NH4+].[O-]P([O-])=O.[O-][Mo]([O-])(=O)=O YVBOZGOAVJZITM-UHFFFAOYSA-P 0.000 description 2
- 239000006183 anode active material Substances 0.000 description 2
- 239000010405 anode material Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- XPPKVPWEQAFLFU-UHFFFAOYSA-J diphosphate(4-) Chemical compound [O-]P([O-])(=O)OP([O-])([O-])=O XPPKVPWEQAFLFU-UHFFFAOYSA-J 0.000 description 2
- 235000011180 diphosphates Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010532 solid phase synthesis reaction Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical group [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- -1 phosphoric acid hydrogen Chemical class 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 238000012360 testing method 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
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- Battery Electrode And Active Subsutance (AREA)
Abstract
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106082156A (zh) * | 2016-06-13 | 2016-11-09 | 四川大学 | 一种由磷铁制备LixFeyPzO4的方法 |
CN108249416A (zh) * | 2016-12-29 | 2018-07-06 | 尚志精密化学股份有限公司 | 电池复合材料的前驱浆料及电池复合材料的制备方法 |
CN109607505A (zh) * | 2018-12-19 | 2019-04-12 | 沈阳国科金能新材料有限公司 | 一种改善低温性能的磷酸铁锂的制备方法 |
CN111115608A (zh) * | 2019-12-20 | 2020-05-08 | 大连博融新材料有限公司 | 一种磷酸亚铁铵、其制备方法及用途 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1867514A (zh) * | 2003-11-14 | 2006-11-22 | 苏德-化学股份公司 | 锂金属磷酸盐、其制法及作为电极材料的用途 |
CN101552331A (zh) * | 2009-05-01 | 2009-10-07 | 徐州海天绿色能源科技有限公司 | 锂离子电池阳极材料磷酸亚铁锂的制备工艺 |
-
2013
- 2013-01-31 CN CN201310037420.2A patent/CN103107333B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1867514A (zh) * | 2003-11-14 | 2006-11-22 | 苏德-化学股份公司 | 锂金属磷酸盐、其制法及作为电极材料的用途 |
CN101552331A (zh) * | 2009-05-01 | 2009-10-07 | 徐州海天绿色能源科技有限公司 | 锂离子电池阳极材料磷酸亚铁锂的制备工艺 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106082156A (zh) * | 2016-06-13 | 2016-11-09 | 四川大学 | 一种由磷铁制备LixFeyPzO4的方法 |
WO2017215131A1 (zh) * | 2016-06-13 | 2017-12-21 | 四川大学 | 一种由磷铁制备LixFeyPzO4的方法 |
CN106082156B (zh) * | 2016-06-13 | 2021-09-14 | 四川大学 | 一种由磷铁制备LixFeyPzO4的方法 |
CN108249416A (zh) * | 2016-12-29 | 2018-07-06 | 尚志精密化学股份有限公司 | 电池复合材料的前驱浆料及电池复合材料的制备方法 |
CN109607505A (zh) * | 2018-12-19 | 2019-04-12 | 沈阳国科金能新材料有限公司 | 一种改善低温性能的磷酸铁锂的制备方法 |
CN111115608A (zh) * | 2019-12-20 | 2020-05-08 | 大连博融新材料有限公司 | 一种磷酸亚铁铵、其制备方法及用途 |
CN111115608B (zh) * | 2019-12-20 | 2022-06-28 | 大连博融新材料有限公司 | 一种磷酸亚铁铵、其制备方法及用途 |
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CN103107333B (zh) | 2015-08-19 |
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Address after: 550300 Guizhou Province, Guiyang City West Village in Kaiyang County Chengguan Town Pingshang Applicant after: GUIZHOU ANDA TECHNOLOGY ENERGY CO.,LTD. Address before: 550300 Guizhou Province, Guiyang City West Village in Kaiyang County Chengguan Town Pingshang Applicant before: Guizhou Kaiyang Anda Phosph-Chemical Co.,Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: GUIZHOU PROVINCE KAIYANG ANDA PHOSPHO-CHEMICAL CO., LTD. TO: GUIZHOU ANDA TECHNOLOGY ENERGY CO., LTD. |
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Denomination of invention: A preparation method of lithium iron phosphate and lithium iron phosphate Effective date of registration: 20220627 Granted publication date: 20150819 Pledgee: Kaiyang sub branch of Bank of Guiyang Co.,Ltd. Pledgor: GUIZHOU ANDA TECHNOLOGY ENERGY CO.,LTD. Registration number: Y2022980008988 |
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CP02 | Change in the address of a patent holder |
Address after: 550,306 Bai Anying Village, Xicheng Sub district Office, Kaiyang County, Guiyang City, Guizhou Province Patentee after: GUIZHOU ANDA TECHNOLOGY ENERGY CO.,LTD. Address before: 550300 Ping Shang, Chengxi village, Chengguan Town, Kaiyang County, Guiyang City, Guizhou Province Patentee before: GUIZHOU ANDA TECHNOLOGY ENERGY CO.,LTD. |