CN1903708A - 湿法制备磷酸亚铁锂的方法及其制备的磷酸亚铁锂 - Google Patents
湿法制备磷酸亚铁锂的方法及其制备的磷酸亚铁锂 Download PDFInfo
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- CN1903708A CN1903708A CNA2006101114452A CN200610111445A CN1903708A CN 1903708 A CN1903708 A CN 1903708A CN A2006101114452 A CNA2006101114452 A CN A2006101114452A CN 200610111445 A CN200610111445 A CN 200610111445A CN 1903708 A CN1903708 A CN 1903708A
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- compound
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- lifepo
- lithium
- doped element
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Links
- 238000000034 method Methods 0.000 title claims abstract description 37
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 16
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims description 10
- 229940116007 ferrous phosphate Drugs 0.000 title claims description 5
- 229910000155 iron(II) phosphate Inorganic materials 0.000 title claims description 5
- 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 description 5
- 150000001875 compounds Chemical class 0.000 claims abstract description 41
- 239000000725 suspension Substances 0.000 claims abstract description 34
- 238000003756 stirring Methods 0.000 claims abstract description 18
- 239000002482 conductive additive Substances 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052742 iron Inorganic materials 0.000 claims abstract description 10
- 238000001694 spray drying Methods 0.000 claims abstract description 8
- 238000010298 pulverizing process Methods 0.000 claims abstract description 7
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 6
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims abstract description 3
- 239000000843 powder Substances 0.000 claims description 42
- 239000007788 liquid Substances 0.000 claims description 39
- 229910010707 LiFePO 4 Inorganic materials 0.000 claims description 36
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 26
- 229910001416 lithium ion Inorganic materials 0.000 claims description 22
- 238000002360 preparation method Methods 0.000 claims description 22
- 238000001354 calcination Methods 0.000 claims description 20
- 239000012298 atmosphere Substances 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 18
- 239000000047 product Substances 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 17
- 239000006227 byproduct Substances 0.000 claims description 17
- 238000001035 drying Methods 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 230000008021 deposition Effects 0.000 claims description 13
- 238000000197 pyrolysis Methods 0.000 claims description 13
- 150000001722 carbon compounds Chemical class 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 12
- 239000003610 charcoal Substances 0.000 claims description 11
- 239000007795 chemical reaction product Substances 0.000 claims description 11
- 238000005507 spraying Methods 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 9
- 239000010439 graphite Substances 0.000 claims description 9
- 229910002804 graphite Inorganic materials 0.000 claims description 9
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 8
- 150000002736 metal compounds Chemical class 0.000 claims description 8
- -1 monometallic Chemical compound 0.000 claims description 7
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 claims description 6
- 230000001737 promoting effect Effects 0.000 claims description 6
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 5
- 229910002651 NO3 Inorganic materials 0.000 claims description 4
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 4
- 229910052786 argon Inorganic materials 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 4
- IIPYXGDZVMZOAP-UHFFFAOYSA-N lithium nitrate Chemical compound [Li+].[O-][N+]([O-])=O IIPYXGDZVMZOAP-UHFFFAOYSA-N 0.000 claims description 4
- 125000002524 organometallic group Chemical group 0.000 claims description 4
- 239000011574 phosphorus Substances 0.000 claims description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 4
- 229910052709 silver Inorganic materials 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 229920002472 Starch Polymers 0.000 claims description 3
- 239000006229 carbon black Substances 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 239000008107 starch Substances 0.000 claims description 3
- 239000005720 sucrose Substances 0.000 claims description 3
- YNVZDODIHZTHOZ-UHFFFAOYSA-K 2-hydroxypropanoate;iron(3+) Chemical compound [Fe+3].CC(O)C([O-])=O.CC(O)C([O-])=O.CC(O)C([O-])=O YNVZDODIHZTHOZ-UHFFFAOYSA-K 0.000 claims description 2
- 239000004254 Ammonium phosphate Substances 0.000 claims description 2
- 229910000147 aluminium phosphate Inorganic materials 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
- 229910000148 ammonium phosphate Inorganic materials 0.000 claims description 2
- 235000019289 ammonium phosphates 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
- 235000019850 ferrous citrate Nutrition 0.000 claims description 2
- 239000011640 ferrous citrate Substances 0.000 claims description 2
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 claims description 2
- MVFCKEFYUDZOCX-UHFFFAOYSA-N iron(2+);dinitrate Chemical compound [Fe+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O MVFCKEFYUDZOCX-UHFFFAOYSA-N 0.000 claims description 2
- LNOZJRCUHSPCDZ-UHFFFAOYSA-L iron(ii) acetate Chemical compound [Fe+2].CC([O-])=O.CC([O-])=O LNOZJRCUHSPCDZ-UHFFFAOYSA-L 0.000 claims description 2
- APVZWAOKZPNDNR-UHFFFAOYSA-L iron(ii) citrate Chemical compound [Fe+2].OC(=O)CC(O)(C([O-])=O)CC([O-])=O APVZWAOKZPNDNR-UHFFFAOYSA-L 0.000 claims description 2
- XIXADJRWDQXREU-UHFFFAOYSA-M lithium acetate Chemical compound [Li+].CC([O-])=O XIXADJRWDQXREU-UHFFFAOYSA-M 0.000 claims description 2
- 229940071264 lithium citrate Drugs 0.000 claims description 2
- WJSIUCDMWSDDCE-UHFFFAOYSA-K lithium citrate (anhydrous) Chemical compound [Li+].[Li+].[Li+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O WJSIUCDMWSDDCE-UHFFFAOYSA-K 0.000 claims description 2
- 239000012716 precipitator Substances 0.000 claims description 2
- YWYZEGXAUVWDED-UHFFFAOYSA-N triammonium citrate Chemical compound [NH4+].[NH4+].[NH4+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O YWYZEGXAUVWDED-UHFFFAOYSA-N 0.000 claims description 2
- 238000005303 weighing Methods 0.000 claims description 2
- 229910019142 PO4 Inorganic materials 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 238000005275 alloying Methods 0.000 abstract 3
- 229910001386 lithium phosphate Inorganic materials 0.000 abstract 1
- TWQULNDIKKJZPH-UHFFFAOYSA-K trilithium;phosphate Chemical compound [Li+].[Li+].[Li+].[O-]P([O-])([O-])=O TWQULNDIKKJZPH-UHFFFAOYSA-K 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 21
- 229910010710 LiFePO Inorganic materials 0.000 description 16
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 16
- 239000007774 positive electrode material Substances 0.000 description 9
- 229910052799 carbon Inorganic materials 0.000 description 8
- 239000010955 niobium Substances 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 238000003825 pressing Methods 0.000 description 6
- 238000007599 discharging Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000011259 mixed solution Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 240000007762 Ficus drupacea Species 0.000 description 2
- 229910015645 LiMn Inorganic materials 0.000 description 2
- 229910013290 LiNiO 2 Inorganic materials 0.000 description 2
- 239000010405 anode material Substances 0.000 description 2
- 238000000498 ball milling Methods 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000010450 olivine Substances 0.000 description 2
- 229910052609 olivine Inorganic materials 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000010944 silver (metal) Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 229910020029 (NH4)3 PO4.3H2 O Inorganic materials 0.000 description 1
- 229910012820 LiCoO Inorganic materials 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229930006000 Sucrose Natural products 0.000 description 1
- 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 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- QSNQXZYQEIKDPU-UHFFFAOYSA-N [Li].[Fe] Chemical compound [Li].[Fe] QSNQXZYQEIKDPU-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000010946 fine silver Substances 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000010532 solid phase synthesis reaction Methods 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
- 235000019698 starch Nutrition 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/45—Phosphates containing plural metal, or metal and ammonium
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
样品 | 0.2C | 0.5C | 1C | 3C | 5C | 7C | 10C |
实施例1实施例2实施例3实施例4实施例5实施例6 | 138134133133131132 | 130126124125122123 | 129124122123121120 | 125120119120118119 | 125119113120117117 | 123118111110109111 | 114----- |
Claims (6)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006101114452A CN100528746C (zh) | 2006-08-18 | 2006-08-18 | 湿法制备磷酸亚铁锂的方法及其制备的磷酸亚铁锂 |
PCT/CN2007/000577 WO2008022508A1 (fr) | 2006-08-18 | 2007-02-16 | Technique de préparation de lithium fer phosphate par le biais d'un procédé par voie humide et lithium fer phosphate préparé selon cette technique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006101114452A CN100528746C (zh) | 2006-08-18 | 2006-08-18 | 湿法制备磷酸亚铁锂的方法及其制备的磷酸亚铁锂 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1903708A true CN1903708A (zh) | 2007-01-31 |
CN100528746C CN100528746C (zh) | 2009-08-19 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNB2006101114452A Active CN100528746C (zh) | 2006-08-18 | 2006-08-18 | 湿法制备磷酸亚铁锂的方法及其制备的磷酸亚铁锂 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN100528746C (zh) |
WO (1) | WO2008022508A1 (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
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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 |
CN102351162A (zh) * | 2011-09-27 | 2012-02-15 | 中国电子科技集团公司第十八研究所 | 一种成分均匀的磷酸铁锂前驱体制备方法 |
CN102381693A (zh) * | 2010-09-06 | 2012-03-21 | 李文宝 | 一种磷酸亚铁锂的制备方法 |
CN102381694A (zh) * | 2010-11-08 | 2012-03-21 | 长春劲能锂电池科技有限公司 | 一种全溶液法合成锂离子电池电极材料 |
CN102502561A (zh) * | 2011-10-12 | 2012-06-20 | 浙江南都电源动力股份有限公司 | 一种无需球磨混料制备磷酸铁锂材料的新方法 |
CN101533912B (zh) * | 2008-03-11 | 2012-07-25 | 比亚迪股份有限公司 | 锂离子二次电池正极活性物质磷酸亚铁锂的制备方法 |
CN104752717A (zh) * | 2013-12-27 | 2015-07-01 | 比亚迪股份有限公司 | 一种磷酸铁锂及其制备方法和应用 |
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CN101935029B (zh) * | 2010-09-29 | 2012-01-04 | 彩虹集团公司 | 一种磷酸铁锂材料的制备方法 |
KR101973052B1 (ko) * | 2012-08-10 | 2019-04-26 | 삼성에스디아이 주식회사 | 리튬 금속인산화물의 제조방법 |
CN107611427A (zh) * | 2016-07-12 | 2018-01-19 | 南通亨利锂电新材料有限公司 | 一种微晶结构金属磷酸盐及其制备方法 |
CN115180608A (zh) * | 2022-07-26 | 2022-10-14 | 江西赣锋锂电科技股份有限公司 | 一种高振实密度球形磷酸锰铁锂的制备方法 |
CN115566307B (zh) * | 2022-11-15 | 2023-03-24 | 湖南五创循环科技有限公司 | 从废旧锂电中回收高纯草酸锂和高纯氢氧化锂的方法 |
CN116692911A (zh) * | 2023-08-07 | 2023-09-05 | 赣州市力道新能源有限公司 | 一种降低电池级碳酸锂中磁性物质的工艺 |
CN116902946B (zh) * | 2023-09-14 | 2023-11-14 | 北京林立新能源有限公司 | 一种用铁黑制备磷酸铁的方法 |
Family Cites Families (3)
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CN1208241C (zh) * | 2003-02-17 | 2005-06-29 | 郑绵平 | 一种制备磷酸铁锂的湿化学方法 |
DE10353266B4 (de) * | 2003-11-14 | 2013-02-21 | Süd-Chemie Ip Gmbh & Co. Kg | Lithiumeisenphosphat, Verfahren zu seiner Herstellung und seine Verwendung als Elektrodenmaterial |
CN1773751A (zh) * | 2004-11-11 | 2006-05-17 | 大同股份有限公司 | 以溶液法制备橄榄石结构的磷酸锂铁锂电池正极材料 |
-
2006
- 2006-08-18 CN CNB2006101114452A patent/CN100528746C/zh active Active
-
2007
- 2007-02-16 WO PCT/CN2007/000577 patent/WO2008022508A1/zh active Application Filing
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101533912B (zh) * | 2008-03-11 | 2012-07-25 | 比亚迪股份有限公司 | 锂离子二次电池正极活性物质磷酸亚铁锂的制备方法 |
CN102381693A (zh) * | 2010-09-06 | 2012-03-21 | 李文宝 | 一种磷酸亚铁锂的制备方法 |
CN102381694A (zh) * | 2010-11-08 | 2012-03-21 | 长春劲能锂电池科技有限公司 | 一种全溶液法合成锂离子电池电极材料 |
CN102351162A (zh) * | 2011-09-27 | 2012-02-15 | 中国电子科技集团公司第十八研究所 | 一种成分均匀的磷酸铁锂前驱体制备方法 |
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 |
CN102502561A (zh) * | 2011-10-12 | 2012-06-20 | 浙江南都电源动力股份有限公司 | 一种无需球磨混料制备磷酸铁锂材料的新方法 |
CN102502561B (zh) * | 2011-10-12 | 2014-09-10 | 浙江南都电源动力股份有限公司 | 一种无需球磨混料制备磷酸铁锂材料的方法 |
CN104752717A (zh) * | 2013-12-27 | 2015-07-01 | 比亚迪股份有限公司 | 一种磷酸铁锂及其制备方法和应用 |
CN104752717B (zh) * | 2013-12-27 | 2017-05-03 | 比亚迪股份有限公司 | 一种磷酸铁锂及其制备方法和应用 |
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