CN101577326A - 锂离子电池正极材料磷酸亚铁锂溶胶包覆制备方法 - Google Patents
锂离子电池正极材料磷酸亚铁锂溶胶包覆制备方法 Download PDFInfo
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- CN101577326A CN101577326A CNA2009100690699A CN200910069069A CN101577326A CN 101577326 A CN101577326 A CN 101577326A CN A2009100690699 A CNA2009100690699 A CN A2009100690699A CN 200910069069 A CN200910069069 A CN 200910069069A CN 101577326 A CN101577326 A CN 101577326A
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- China
- Prior art keywords
- lithium
- starch
- ion battery
- collosol
- lithium ion
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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
Links
- 238000002360 preparation method Methods 0.000 title claims abstract description 28
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 239000011248 coating agent Substances 0.000 title claims abstract description 25
- 238000000576 coating method Methods 0.000 title claims abstract description 25
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 25
- 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 9
- 239000007774 positive electrode material Substances 0.000 title abstract 2
- 229920002472 Starch Polymers 0.000 claims abstract description 29
- 235000019698 starch Nutrition 0.000 claims abstract description 29
- 239000008107 starch Substances 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 27
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 25
- 150000001875 compounds Chemical class 0.000 claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 238000005266 casting Methods 0.000 claims abstract description 11
- 239000006185 dispersion Substances 0.000 claims abstract description 7
- 239000007791 liquid phase Substances 0.000 claims abstract description 7
- 238000005245 sintering Methods 0.000 claims abstract description 7
- 239000000084 colloidal system Substances 0.000 claims abstract description 6
- 239000012153 distilled water Substances 0.000 claims abstract description 6
- 230000007062 hydrolysis Effects 0.000 claims abstract description 6
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000011261 inert gas Substances 0.000 claims abstract description 3
- 229940116007 ferrous phosphate Drugs 0.000 claims description 24
- 229910000155 iron(II) phosphate Inorganic materials 0.000 claims description 24
- 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 claims description 24
- 239000000463 material Substances 0.000 claims description 24
- 239000007787 solid Substances 0.000 claims description 24
- 239000000843 powder Substances 0.000 claims description 21
- 239000010405 anode material Substances 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 20
- 239000002002 slurry Substances 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 10
- 238000004062 sedimentation Methods 0.000 claims description 9
- 239000010406 cathode material Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 208000028804 PERCHING syndrome Diseases 0.000 claims description 5
- 238000012856 packing Methods 0.000 claims description 5
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 claims description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 4
- 229920000881 Modified starch Polymers 0.000 claims description 3
- 235000019426 modified starch Nutrition 0.000 claims description 3
- 238000000354 decomposition reaction Methods 0.000 claims description 2
- 239000011159 matrix material Substances 0.000 claims description 2
- 238000001035 drying Methods 0.000 abstract description 6
- 239000000725 suspension Substances 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 238000000227 grinding Methods 0.000 abstract 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract 1
- 239000011574 phosphorus Substances 0.000 abstract 1
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 6
- 238000002156 mixing Methods 0.000 description 6
- 229910010710 LiFePO Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000635 electron micrograph Methods 0.000 description 4
- VCJMYUPGQJHHFU-UHFFFAOYSA-N iron(3+);trinitrate Chemical compound [Fe+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O VCJMYUPGQJHHFU-UHFFFAOYSA-N 0.000 description 4
- IIPYXGDZVMZOAP-UHFFFAOYSA-N lithium nitrate Chemical compound [Li+].[O-][N+]([O-])=O IIPYXGDZVMZOAP-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 229910001873 dinitrogen Inorganic materials 0.000 description 3
- 238000010189 synthetic method Methods 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 2
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 description 2
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 2
- ZRIUUUJAJJNDSS-UHFFFAOYSA-N ammonium phosphates Chemical compound [NH4+].[NH4+].[NH4+].[O-]P([O-])([O-])=O ZRIUUUJAJJNDSS-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- VEPSWGHMGZQCIN-UHFFFAOYSA-H ferric oxalate Chemical compound [Fe+3].[Fe+3].[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O VEPSWGHMGZQCIN-UHFFFAOYSA-H 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- PVFSDGKDKFSOTB-UHFFFAOYSA-K iron(3+);triacetate Chemical compound [Fe+3].CC([O-])=O.CC([O-])=O.CC([O-])=O PVFSDGKDKFSOTB-UHFFFAOYSA-K 0.000 description 2
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 2
- 229910052808 lithium carbonate Inorganic materials 0.000 description 2
- 235000019837 monoammonium phosphate Nutrition 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 1
- 239000004368 Modified starch Substances 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 150000001450 anions Chemical group 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 238000007766 curtain coating Methods 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- YNQRWVCLAIUHHI-UHFFFAOYSA-L dilithium;oxalate Chemical compound [Li+].[Li+].[O-]C(=O)C([O-])=O YNQRWVCLAIUHHI-UHFFFAOYSA-L 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- YPJCVYYCWSFGRM-UHFFFAOYSA-H iron(3+);tricarbonate Chemical compound [Fe+3].[Fe+3].[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O YPJCVYYCWSFGRM-UHFFFAOYSA-H 0.000 description 1
- XIXADJRWDQXREU-UHFFFAOYSA-M lithium acetate Chemical compound [Li+].CC([O-])=O XIXADJRWDQXREU-UHFFFAOYSA-M 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000003836 solid-state method Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
Images
Classifications
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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
Description
Claims (5)
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CN2009100690699A CN101577326B (zh) | 2009-06-01 | 2009-06-01 | 锂离子电池正极材料磷酸亚铁锂溶胶包覆制备方法 |
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CN2009100690699A CN101577326B (zh) | 2009-06-01 | 2009-06-01 | 锂离子电池正极材料磷酸亚铁锂溶胶包覆制备方法 |
Publications (2)
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CN101577326A true CN101577326A (zh) | 2009-11-11 |
CN101577326B CN101577326B (zh) | 2011-05-18 |
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CN2009100690699A Expired - Fee Related CN101577326B (zh) | 2009-06-01 | 2009-06-01 | 锂离子电池正极材料磷酸亚铁锂溶胶包覆制备方法 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103227319A (zh) * | 2013-03-28 | 2013-07-31 | 安徽亚兰德新能源材料股份有限公司 | 一种高性能三元材料的制备方法 |
WO2016154872A1 (en) * | 2015-03-31 | 2016-10-06 | Bayerische Motoren Werke Aktiengesellschaft | Method of making mixed lithium oxides suitable as active material for a positive electrode in a lithium ion battery |
CN110277541A (zh) * | 2018-03-15 | 2019-09-24 | 中国电力科学研究院有限公司 | 磷酸铁锂复合正极材料及制备方法、锂离子电池、电容器 |
CN113697787A (zh) * | 2021-07-28 | 2021-11-26 | 桂林理工大学 | 一种淀粉改性包覆磷酸铁制备锂离子电池正极材料的方法 |
-
2009
- 2009-06-01 CN CN2009100690699A patent/CN101577326B/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103227319A (zh) * | 2013-03-28 | 2013-07-31 | 安徽亚兰德新能源材料股份有限公司 | 一种高性能三元材料的制备方法 |
WO2016154872A1 (en) * | 2015-03-31 | 2016-10-06 | Bayerische Motoren Werke Aktiengesellschaft | Method of making mixed lithium oxides suitable as active material for a positive electrode in a lithium ion battery |
CN110277541A (zh) * | 2018-03-15 | 2019-09-24 | 中国电力科学研究院有限公司 | 磷酸铁锂复合正极材料及制备方法、锂离子电池、电容器 |
CN113697787A (zh) * | 2021-07-28 | 2021-11-26 | 桂林理工大学 | 一种淀粉改性包覆磷酸铁制备锂离子电池正极材料的方法 |
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Publication number | Publication date |
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CN101577326B (zh) | 2011-05-18 |
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Owner name: HEBEI LITO BATTERY MATERIAL CO., LTD. Free format text: FORMER OWNER: WANG SHUQIN Effective date: 20111209 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 300130 HONGQIAO, TIANJIN TO: 054001 XINGTAI, HEBEI PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20111209 Address after: 054001, Zhenxing South Road, Xingtai Development Zone, Hebei, 1888 Patentee after: Hebei Litao Battery Materials Co., Ltd. Address before: Feiyue road building 300130 Tianjin city Hongqiao District dingzigu zero 4-4-101 Patentee before: Wang Shuqin |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20110518 Termination date: 20200601 |