CN112678791A - 一种磷酸铁锂废料中锂的回收方法及其应用 - Google Patents
一种磷酸铁锂废料中锂的回收方法及其应用 Download PDFInfo
- Publication number
- CN112678791A CN112678791A CN202011566943.2A CN202011566943A CN112678791A CN 112678791 A CN112678791 A CN 112678791A CN 202011566943 A CN202011566943 A CN 202011566943A CN 112678791 A CN112678791 A CN 112678791A
- Authority
- CN
- China
- Prior art keywords
- lithium
- iron phosphate
- lithium iron
- ferric
- filtrate
- 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
Links
- 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 72
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 47
- 239000002699 waste material Substances 0.000 title claims abstract description 37
- 238000011084 recovery Methods 0.000 claims abstract description 27
- 239000002002 slurry Substances 0.000 claims abstract description 24
- 238000002386 leaching Methods 0.000 claims abstract description 22
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 claims abstract description 21
- 238000001914 filtration Methods 0.000 claims abstract description 18
- 150000003839 salts Chemical class 0.000 claims abstract description 17
- 239000002893 slag Substances 0.000 claims abstract description 16
- 239000000706 filtrate Substances 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- 230000001590 oxidative effect Effects 0.000 claims abstract description 11
- 239000007800 oxidant agent Substances 0.000 claims abstract description 10
- 229960004887 ferric hydroxide Drugs 0.000 claims abstract description 9
- 229910000398 iron phosphate Inorganic materials 0.000 claims abstract description 9
- IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 claims abstract description 9
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 claims abstract description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 34
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 claims description 30
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims description 13
- 229910052742 iron Inorganic materials 0.000 claims description 13
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 13
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 claims description 10
- 229910000360 iron(III) sulfate Inorganic materials 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 10
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 238000004064 recycling Methods 0.000 claims description 5
- 150000002505 iron Chemical class 0.000 claims 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 claims description 4
- 230000035484 reaction time Effects 0.000 claims description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 claims description 2
- 239000005708 Sodium hypochlorite Substances 0.000 claims description 2
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 claims description 2
- 229910000399 iron(III) phosphate Inorganic materials 0.000 abstract description 12
- 239000005955 Ferric phosphate Substances 0.000 abstract description 11
- 239000002253 acid Substances 0.000 abstract description 11
- 229940032958 ferric phosphate Drugs 0.000 abstract description 11
- 239000000843 powder Substances 0.000 abstract description 11
- 239000000463 material Substances 0.000 abstract description 7
- 229910001416 lithium ion Inorganic materials 0.000 abstract description 4
- 238000007254 oxidation reaction Methods 0.000 abstract description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 abstract description 3
- 230000003647 oxidation Effects 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 40
- INHCSSUBVCNVSK-UHFFFAOYSA-L lithium sulfate Inorganic materials [Li+].[Li+].[O-]S([O-])(=O)=O INHCSSUBVCNVSK-UHFFFAOYSA-L 0.000 description 14
- RBTVSNLYYIMMKS-UHFFFAOYSA-N tert-butyl 3-aminoazetidine-1-carboxylate;hydrochloride Chemical compound Cl.CC(C)(C)OC(=O)N1CC(N)C1 RBTVSNLYYIMMKS-UHFFFAOYSA-N 0.000 description 14
- 230000008569 process Effects 0.000 description 12
- 239000000047 product Substances 0.000 description 9
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 description 7
- 238000004537 pulping Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 229960002089 ferrous chloride Drugs 0.000 description 6
- 235000003891 ferrous sulphate Nutrition 0.000 description 6
- 239000011790 ferrous sulphate Substances 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 6
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 239000003513 alkali Substances 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 229910000365 copper sulfate Inorganic materials 0.000 description 3
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 3
- 229910052808 lithium carbonate Inorganic materials 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 229910052493 LiFePO4 Inorganic materials 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- QSNQXZYQEIKDPU-UHFFFAOYSA-N [Li].[Fe] Chemical compound [Li].[Fe] QSNQXZYQEIKDPU-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 239000010405 anode material Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000009854 hydrometallurgy Methods 0.000 description 2
- 235000014413 iron hydroxide Nutrition 0.000 description 2
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 2
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- JJLJMEJHUUYSSY-UHFFFAOYSA-L Copper hydroxide Chemical compound [OH-].[OH-].[Cu+2] JJLJMEJHUUYSSY-UHFFFAOYSA-L 0.000 description 1
- 239000005750 Copper hydroxide Substances 0.000 description 1
- 229910021577 Iron(II) chloride Inorganic materials 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- RAOSIAYCXKBGFE-UHFFFAOYSA-K [Cu+3].[O-]P([O-])([O-])=O Chemical compound [Cu+3].[O-]P([O-])([O-])=O RAOSIAYCXKBGFE-UHFFFAOYSA-K 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 229910001956 copper hydroxide Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- -1 ferric iron ions Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 159000000014 iron salts Chemical class 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 229910001386 lithium phosphate Inorganic materials 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001698 pyrogenic effect Effects 0.000 description 1
- 238000009853 pyrometallurgy Methods 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- TWQULNDIKKJZPH-UHFFFAOYSA-K trilithium;phosphate Chemical compound [Li+].[Li+].[Li+].[O-]P([O-])([O-])=O TWQULNDIKKJZPH-UHFFFAOYSA-K 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/006—Wet processes
-
- 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
- C01B25/37—Phosphates of heavy metals
- C01B25/375—Phosphates of heavy metals of iron
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
- C22B26/10—Obtaining alkali metals
- C22B26/12—Obtaining lithium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/22—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition
-
- 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/54—Reclaiming serviceable parts of waste accumulators
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Metallurgy (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Crystallography & Structural Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Description
Claims (10)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011566943.2A CN112678791B (zh) | 2020-12-25 | 2020-12-25 | 一种磷酸铁锂废料中锂的回收方法及其应用 |
EP21908750.9A EP4269337A1 (en) | 2020-12-25 | 2021-10-13 | Method for recovering lithium in lithium iron phosphate waste and application thereof |
PCT/CN2021/123416 WO2022134749A1 (zh) | 2020-12-25 | 2021-10-13 | 一种磷酸铁锂废料中锂的回收方法及其应用 |
US18/214,523 US20230340635A1 (en) | 2020-12-25 | 2023-06-26 | Method for recovering lithium from lithium iron phosphate waste and application thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202011566943.2A CN112678791B (zh) | 2020-12-25 | 2020-12-25 | 一种磷酸铁锂废料中锂的回收方法及其应用 |
Publications (2)
Publication Number | Publication Date |
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CN112678791A true CN112678791A (zh) | 2021-04-20 |
CN112678791B CN112678791B (zh) | 2022-12-13 |
Family
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CN202011566943.2A Active CN112678791B (zh) | 2020-12-25 | 2020-12-25 | 一种磷酸铁锂废料中锂的回收方法及其应用 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20230340635A1 (zh) |
EP (1) | EP4269337A1 (zh) |
CN (1) | CN112678791B (zh) |
WO (1) | WO2022134749A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114644326A (zh) * | 2022-03-03 | 2022-06-21 | 九江天赐高新材料有限公司 | 一种废旧锂离子电池黑粉催化回收方法及装置 |
WO2022134749A1 (zh) * | 2020-12-25 | 2022-06-30 | 湖南邦普循环科技有限公司 | 一种磷酸铁锂废料中锂的回收方法及其应用 |
CN115312903A (zh) * | 2022-10-12 | 2022-11-08 | 常州锂源新能源科技有限公司 | 一种废旧磷酸铁锂再生制备倍率型磷酸铁锂的方法 |
CN115477290A (zh) * | 2022-10-31 | 2022-12-16 | 鄂尔多斯应用技术学院 | 一种利用磷酸铁锂废料制备铁粉、磷酸锂及磷酸钠的方法 |
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CN115304042A (zh) * | 2022-08-03 | 2022-11-08 | 郑州中科新兴产业技术研究院 | 一种废旧磷酸铁锂回收制备电池级磷酸铁的方法 |
CN115043383B (zh) * | 2022-08-16 | 2022-11-01 | 矿冶科技集团有限公司 | 一种高振实密度电池级磷酸铁及其制备方法 |
CN115149140B (zh) * | 2022-08-23 | 2023-04-14 | 宜春天赐高新材料有限公司 | 一种从废旧磷酸铁锂电池中回收铁和锂的方法 |
CN115369249B (zh) * | 2022-08-31 | 2024-03-08 | 广东邦普循环科技有限公司 | 一种磷酸铁锂电池黑粉的回收方法 |
CN115161475B (zh) * | 2022-09-08 | 2022-11-08 | 山东彩客新材料有限公司 | 一种磷酸铁锂粉提锂浸出釜及连续提取方法 |
CN115784267A (zh) * | 2022-11-15 | 2023-03-14 | 江西飞宇新能源科技有限公司 | 一种从废旧磷酸铁锂正极材料中回收铁锂磷的工艺方法 |
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CN108899601A (zh) * | 2018-06-11 | 2018-11-27 | 衢州华友钴新材料有限公司 | 一种从磷酸铁锂中回收锂的方法 |
CN110459828A (zh) * | 2019-08-23 | 2019-11-15 | 贵州红星电子材料有限公司 | 废旧磷酸铁锂电池正极材料综合回收方法 |
CN110474123A (zh) * | 2019-08-23 | 2019-11-19 | 贵州红星电子材料有限公司 | 废旧磷酸铁锂电池正极材料综合回收方法 |
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WO2012072619A1 (en) * | 2010-11-29 | 2012-06-07 | Umicore | Process for the recovery of lithium and iron from lfp batteries |
CN112678791B (zh) * | 2020-12-25 | 2022-12-13 | 湖南邦普循环科技有限公司 | 一种磷酸铁锂废料中锂的回收方法及其应用 |
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2020
- 2020-12-25 CN CN202011566943.2A patent/CN112678791B/zh active Active
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2021
- 2021-10-13 WO PCT/CN2021/123416 patent/WO2022134749A1/zh unknown
- 2021-10-13 EP EP21908750.9A patent/EP4269337A1/en active Pending
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2023
- 2023-06-26 US US18/214,523 patent/US20230340635A1/en active Pending
Patent Citations (3)
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CN108899601A (zh) * | 2018-06-11 | 2018-11-27 | 衢州华友钴新材料有限公司 | 一种从磷酸铁锂中回收锂的方法 |
CN110459828A (zh) * | 2019-08-23 | 2019-11-15 | 贵州红星电子材料有限公司 | 废旧磷酸铁锂电池正极材料综合回收方法 |
CN110474123A (zh) * | 2019-08-23 | 2019-11-19 | 贵州红星电子材料有限公司 | 废旧磷酸铁锂电池正极材料综合回收方法 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2022134749A1 (zh) * | 2020-12-25 | 2022-06-30 | 湖南邦普循环科技有限公司 | 一种磷酸铁锂废料中锂的回收方法及其应用 |
CN114644326A (zh) * | 2022-03-03 | 2022-06-21 | 九江天赐高新材料有限公司 | 一种废旧锂离子电池黑粉催化回收方法及装置 |
CN115312903A (zh) * | 2022-10-12 | 2022-11-08 | 常州锂源新能源科技有限公司 | 一种废旧磷酸铁锂再生制备倍率型磷酸铁锂的方法 |
CN115477290A (zh) * | 2022-10-31 | 2022-12-16 | 鄂尔多斯应用技术学院 | 一种利用磷酸铁锂废料制备铁粉、磷酸锂及磷酸钠的方法 |
CN115477290B (zh) * | 2022-10-31 | 2024-03-29 | 鄂尔多斯应用技术学院 | 一种利用磷酸铁锂废料制备铁粉、磷酸锂及磷酸钠的方法 |
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WO2022134749A1 (zh) | 2022-06-30 |
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