CN112117433B - 铁酸锂的制备方法 - Google Patents
铁酸锂的制备方法 Download PDFInfo
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- CN112117433B CN112117433B CN202010903556.7A CN202010903556A CN112117433B CN 112117433 B CN112117433 B CN 112117433B CN 202010903556 A CN202010903556 A CN 202010903556A CN 112117433 B CN112117433 B CN 112117433B
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- lithium
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- organic acid
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- JXGGISJJMPYXGJ-UHFFFAOYSA-N lithium;oxido(oxo)iron Chemical compound [Li+].[O-][Fe]=O JXGGISJJMPYXGJ-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 238000002360 preparation method Methods 0.000 title claims abstract description 29
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 71
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 71
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 62
- 238000005245 sintering Methods 0.000 claims abstract description 52
- 239000002243 precursor Substances 0.000 claims abstract description 35
- 229910052742 iron Inorganic materials 0.000 claims abstract description 30
- 239000000084 colloidal system Substances 0.000 claims abstract description 29
- 229960004887 ferric hydroxide Drugs 0.000 claims abstract description 29
- IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 claims abstract description 29
- 150000007524 organic acids Chemical class 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 22
- 239000002904 solvent Substances 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000013589 supplement Substances 0.000 claims abstract description 12
- 239000000243 solution Substances 0.000 claims description 39
- 238000010438 heat treatment Methods 0.000 claims description 20
- 238000002156 mixing Methods 0.000 claims description 20
- 239000011259 mixed solution Substances 0.000 claims description 16
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 15
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 12
- 239000012298 atmosphere Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 11
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- 238000001035 drying Methods 0.000 claims description 8
- 239000003125 aqueous solvent Substances 0.000 claims description 7
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 7
- 238000001694 spray drying Methods 0.000 claims description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims description 6
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- IIPYXGDZVMZOAP-UHFFFAOYSA-N lithium nitrate Chemical compound [Li+].[O-][N+]([O-])=O IIPYXGDZVMZOAP-UHFFFAOYSA-N 0.000 claims description 6
- 235000006408 oxalic acid Nutrition 0.000 claims description 5
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical compound OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims description 5
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims description 3
- 229910011140 Li2C2 Inorganic materials 0.000 claims description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 3
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 3
- 235000011054 acetic acid Nutrition 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 239000011668 ascorbic acid Substances 0.000 claims description 3
- 229960005070 ascorbic acid Drugs 0.000 claims description 3
- 235000010323 ascorbic acid Nutrition 0.000 claims description 3
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 3
- 229910000360 iron(III) sulfate Inorganic materials 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 3
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 2
- 235000011044 succinic acid Nutrition 0.000 claims description 2
- 239000001384 succinic acid Substances 0.000 claims description 2
- LGGNQWBULJFHPV-UHFFFAOYSA-N dilithium iron(2+) oxygen(2-) Chemical compound [Li+].[Li+].[O--].[O--].[Fe++] LGGNQWBULJFHPV-UHFFFAOYSA-N 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 24
- 229910003002 lithium salt Inorganic materials 0.000 abstract description 15
- 159000000002 lithium salts Chemical class 0.000 abstract description 15
- 239000000463 material Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 9
- 239000012535 impurity Substances 0.000 abstract description 7
- 238000010532 solid phase synthesis reaction Methods 0.000 abstract description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 abstract description 3
- 229910001416 lithium ion Inorganic materials 0.000 abstract description 3
- 239000000047 product Substances 0.000 description 13
- 230000000670 limiting effect Effects 0.000 description 11
- 239000002245 particle Substances 0.000 description 11
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 6
- 238000002441 X-ray diffraction Methods 0.000 description 6
- 235000014413 iron hydroxide Nutrition 0.000 description 6
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- -1 iron ions Chemical class 0.000 description 5
- 239000002244 precipitate Substances 0.000 description 5
- 229910010699 Li5FeO4 Inorganic materials 0.000 description 4
- 239000012300 argon atmosphere Substances 0.000 description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000010405 anode material Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000012153 distilled water Substances 0.000 description 3
- 239000005457 ice water Substances 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- 238000004729 solvothermal method Methods 0.000 description 3
- 238000004448 titration Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 239000012046 mixed solvent Substances 0.000 description 2
- 239000007773 negative electrode material Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 150000007514 bases Chemical class 0.000 description 1
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000010436 fluorite Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 229940093915 gynecological organic acid Drugs 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000005184 irreversible process Methods 0.000 description 1
- 239000012705 liquid precursor Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000002076 thermal analysis method Methods 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
- H01M4/04—Processes of manufacture in general
- H01M4/0471—Processes of manufacture in general involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/0018—Mixed oxides or hydroxides
- C01G49/0027—Mixed oxides or hydroxides containing one alkali metal
-
- 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
-
- 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
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
- H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
-
- 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)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Compounds Of Iron (AREA)
Abstract
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CN112117433A CN112117433A (zh) | 2020-12-22 |
CN112117433B true CN112117433B (zh) | 2022-05-03 |
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Families Citing this family (4)
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CN114497694A (zh) * | 2021-12-29 | 2022-05-13 | 天津先众新能源科技股份有限公司 | 一种制造锂离子电池用的补锂剂及其制备方法 |
CN114759159B (zh) * | 2022-04-25 | 2024-03-15 | 湖北万润新能源科技股份有限公司 | 一种高活性铁酸锂的制备方法及高活性铁酸锂,其正极和电池 |
CN115676895A (zh) * | 2022-11-09 | 2023-02-03 | 山东海科创新研究院有限公司 | 富锂铁酸锂及其合成方法 |
CN116470040A (zh) * | 2023-04-28 | 2023-07-21 | 贵州安达科技能源股份有限公司 | 碳包覆铁酸锂补锂剂及其制备方法和应用 |
Citations (7)
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CN1416190A (zh) * | 2002-11-05 | 2003-05-07 | 南开大学 | 高铁酸锂-锂嵌入化合物电池 |
CN102005564A (zh) * | 2010-09-28 | 2011-04-06 | 烟台卓能电池材料有限公司 | 一种采用氢氧化铁胶体制备纳米晶磷酸铁锂粉体的方法 |
CN104276563A (zh) * | 2014-10-08 | 2015-01-14 | 徐越峰 | 一种磷酸铁的制备方法 |
WO2016011841A1 (zh) * | 2014-07-22 | 2016-01-28 | 北京化工大学 | 一种无载体催化剂及其制备方法和应用 |
CN109755471A (zh) * | 2019-01-17 | 2019-05-14 | 东北大学 | 基于铁酸锂的锂电池负极材料及其制备方法和应用 |
CN110518298A (zh) * | 2018-05-22 | 2019-11-29 | 中南大学 | 一种含掺Co高铁酸锂的补锂正极材料及其制备和应用 |
CN110980914A (zh) * | 2019-12-09 | 2020-04-10 | 昆明理工大学 | 一种高碱度氢氧化铁凝胶吸附除砷的方法 |
Family Cites Families (8)
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---|---|---|---|---|
TWI237415B (en) * | 2004-05-28 | 2005-08-01 | Chung Shan Inst Of Science | Method for manufacturing LiCoO2 pulverulent body |
CN102005565B (zh) * | 2010-11-06 | 2015-05-13 | 合肥国轩高科动力能源股份公司 | 碳包覆磷酸铁锂纳米球的制备方法 |
CN108285133B (zh) * | 2018-01-25 | 2020-01-17 | 深圳市德方纳米科技股份有限公司 | 磷酸钒锂及其制备方法 |
CN110518297A (zh) * | 2018-05-22 | 2019-11-29 | 湖北猛狮新能源科技有限公司 | 锂离子电池正极补锂材料Li5FeO4制备方法及应用 |
CN108878849B (zh) * | 2018-07-04 | 2021-09-21 | 江西中汽瑞华新能源科技有限公司 | 富锂氧化物的合成工艺及含该富锂氧化物的锂离子电池 |
CN109301242B (zh) * | 2018-09-19 | 2020-11-06 | 河南工学院 | 一种锂离子电池正极补锂材料Li5FeO4的制备方法及应用 |
CN110048120B (zh) * | 2019-04-23 | 2020-09-25 | 王柯娜 | 一种纳米铁酸锂的制备方法 |
CN110224140A (zh) * | 2019-05-22 | 2019-09-10 | 华中科技大学 | 一种有机电极材料及其应用以及相应电池器件 |
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2020
- 2020-09-01 CN CN202010903556.7A patent/CN112117433B/zh active Active
Patent Citations (7)
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CN1416190A (zh) * | 2002-11-05 | 2003-05-07 | 南开大学 | 高铁酸锂-锂嵌入化合物电池 |
CN102005564A (zh) * | 2010-09-28 | 2011-04-06 | 烟台卓能电池材料有限公司 | 一种采用氢氧化铁胶体制备纳米晶磷酸铁锂粉体的方法 |
WO2016011841A1 (zh) * | 2014-07-22 | 2016-01-28 | 北京化工大学 | 一种无载体催化剂及其制备方法和应用 |
CN104276563A (zh) * | 2014-10-08 | 2015-01-14 | 徐越峰 | 一种磷酸铁的制备方法 |
CN110518298A (zh) * | 2018-05-22 | 2019-11-29 | 中南大学 | 一种含掺Co高铁酸锂的补锂正极材料及其制备和应用 |
CN109755471A (zh) * | 2019-01-17 | 2019-05-14 | 东北大学 | 基于铁酸锂的锂电池负极材料及其制备方法和应用 |
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Effective date of registration: 20211227 Address after: 518000 1101, building 1, Chongwen Park, Nanshan Zhiyuan, No. 3370 Liuxian Avenue, Fuguang community, Taoyuan Street, Nanshan District, Shenzhen, Guangdong Applicant after: Shenzhen Defang Chuangyu New Energy Technology Co.,Ltd. Address before: 518000 1001, building 1, Chongwen Park, Nanshan Zhiyuan garden, no.3370 Liuxian Avenue, Fuguang community, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province Applicant before: SHENZHEN DYNANONIC Co.,Ltd. |
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Effective date of registration: 20220408 Address after: 518000 1101, building 1, Chongwen Park, Nanshan Zhiyuan, No. 3370 Liuxian Avenue, Fuguang community, Taoyuan Street, Nanshan District, Shenzhen, Guangdong Applicant after: Shenzhen Defang Chuangyu New Energy Technology Co.,Ltd. Applicant after: Foshan Defang Chuangjie New Energy Technology Co.,Ltd. Applicant after: Qujing Defang Chuangjie New Energy Technology Co.,Ltd. Address before: 518000 1101, building 1, Chongwen Park, Nanshan Zhiyuan, No. 3370 Liuxian Avenue, Fuguang community, Taoyuan Street, Nanshan District, Shenzhen, Guangdong Applicant before: Shenzhen Defang Chuangyu New Energy Technology Co.,Ltd. |
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