CN115818603B - 一种含铜、铝、石墨的磷酸铁锂正极粉氧化提锂后渣制备电池级磷酸铁的方法 - Google Patents
一种含铜、铝、石墨的磷酸铁锂正极粉氧化提锂后渣制备电池级磷酸铁的方法 Download PDFInfo
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- CN115818603B CN115818603B CN202211576819.3A CN202211576819A CN115818603B CN 115818603 B CN115818603 B CN 115818603B CN 202211576819 A CN202211576819 A CN 202211576819A CN 115818603 B CN115818603 B CN 115818603B
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- aluminum
- lithium
- graphite
- copper
- phosphate
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- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 title claims abstract description 70
- 239000005955 Ferric phosphate Substances 0.000 title claims abstract description 57
- 229940032958 ferric phosphate Drugs 0.000 title claims abstract description 57
- 229910000399 iron(III) phosphate Inorganic materials 0.000 title claims abstract description 57
- 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 53
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 52
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 239000010949 copper Substances 0.000 title claims abstract description 50
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 43
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 40
- 239000000843 powder Substances 0.000 title claims abstract description 38
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 36
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 239000010439 graphite Substances 0.000 title claims abstract description 32
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 32
- 230000001590 oxidative effect Effects 0.000 title claims abstract description 22
- 238000006243 chemical reaction Methods 0.000 claims abstract description 18
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 47
- 239000002893 slag Substances 0.000 claims description 36
- 238000001914 filtration Methods 0.000 claims description 29
- 238000010438 heat treatment Methods 0.000 claims description 22
- 229910052742 iron Inorganic materials 0.000 claims description 21
- 239000004115 Sodium Silicate Substances 0.000 claims description 19
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 19
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 19
- 238000001556 precipitation Methods 0.000 claims description 17
- 229910052979 sodium sulfide Inorganic materials 0.000 claims description 17
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims description 17
- 239000011268 mixed slurry Substances 0.000 claims description 16
- 229910000398 iron phosphate Inorganic materials 0.000 claims description 13
- 238000005406 washing Methods 0.000 claims description 13
- 238000001035 drying Methods 0.000 claims description 8
- 230000001376 precipitating effect Effects 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 7
- 239000003513 alkali Substances 0.000 claims description 6
- 230000002378 acidificating effect Effects 0.000 claims description 3
- 230000007812 deficiency Effects 0.000 claims description 3
- 230000035484 reaction time Effects 0.000 claims description 3
- 229910000358 iron sulfate Inorganic materials 0.000 claims 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 1
- YOBAEOGBNPPUQV-UHFFFAOYSA-N iron;trihydrate Chemical compound O.O.O.[Fe].[Fe] YOBAEOGBNPPUQV-UHFFFAOYSA-N 0.000 claims 1
- 238000000605 extraction Methods 0.000 abstract description 16
- 239000000463 material Substances 0.000 abstract description 7
- 238000004064 recycling Methods 0.000 abstract description 6
- 239000002994 raw material Substances 0.000 abstract description 4
- 239000010405 anode material Substances 0.000 abstract description 2
- 230000000704 physical effect Effects 0.000 abstract description 2
- 239000007787 solid Substances 0.000 description 30
- 239000000243 solution Substances 0.000 description 22
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 18
- 238000005185 salting out Methods 0.000 description 12
- 238000003756 stirring Methods 0.000 description 12
- 239000002699 waste material Substances 0.000 description 12
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 9
- 239000007788 liquid Substances 0.000 description 9
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 9
- 238000011084 recovery Methods 0.000 description 9
- DPTATFGPDCLUTF-UHFFFAOYSA-N phosphanylidyneiron Chemical compound [Fe]#P DPTATFGPDCLUTF-UHFFFAOYSA-N 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 7
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 6
- 235000011114 ammonium hydroxide Nutrition 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 239000012670 alkaline solution Substances 0.000 description 2
- -1 at this time Chemical compound 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- OMZSGWSJDCOLKM-UHFFFAOYSA-N copper(II) sulfide Chemical compound [S-2].[Cu+2] OMZSGWSJDCOLKM-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 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 description 2
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910001431 copper ion Inorganic materials 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229960004887 ferric hydroxide Drugs 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 1
- 229910052808 lithium carbonate Inorganic materials 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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
-
- 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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- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
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| CN202211576819.3A CN115818603B (zh) | 2022-12-02 | 2022-12-02 | 一种含铜、铝、石墨的磷酸铁锂正极粉氧化提锂后渣制备电池级磷酸铁的方法 |
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| CN202211576819.3A CN115818603B (zh) | 2022-12-02 | 2022-12-02 | 一种含铜、铝、石墨的磷酸铁锂正极粉氧化提锂后渣制备电池级磷酸铁的方法 |
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| CN115818603A CN115818603A (zh) | 2023-03-21 |
| CN115818603B true CN115818603B (zh) | 2024-03-12 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116593635B (zh) * | 2023-04-07 | 2025-07-18 | 湖南顺华锂业有限公司 | 一种磷酸铁锂正极废粉中铝含量的检测方法 |
| CN116730307A (zh) * | 2023-04-28 | 2023-09-12 | 中南大学 | 一种磷酸铁锂废料浸出液中除铜、铝的方法 |
| CN118833788A (zh) * | 2024-06-25 | 2024-10-25 | 广东邦普循环科技有限公司 | 一种磷酸铁的制备方法及其应用 |
| CN119263239A (zh) * | 2024-10-28 | 2025-01-07 | 山东美多科技有限公司 | 一种采用磷酸铁锂电池黑粉回收制备电池级磷酸铁的方法 |
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| CN102464309A (zh) * | 2010-11-19 | 2012-05-23 | 河南环宇集团有限公司 | 用铁屑、磷酸、氢氧化锂制备锂亚铁磷酸复盐正极材料的新方法 |
| JP2016172654A (ja) * | 2015-03-16 | 2016-09-29 | 地方独立行政法人 岩手県工業技術センター | リン酸鉄の回収方法 |
| CN109179358A (zh) * | 2018-11-08 | 2019-01-11 | 广东省稀有金属研究所 | 一种从废旧磷酸铁锂电池中制备电池级磷酸铁的方法 |
| CN110357057A (zh) * | 2019-07-22 | 2019-10-22 | 湖南雅城新材料有限公司 | 一种片状磷酸铁及其制备方法与应用 |
| CN111547694A (zh) * | 2020-04-29 | 2020-08-18 | 湖南雅城新材料有限公司 | 一种利用含磷废渣制备电池级磷酸铁的方法 |
| CN111646447A (zh) * | 2020-06-17 | 2020-09-11 | 中国科学院宁波材料技术与工程研究所 | 一种从磷酸铁锂电池提锂后的铁磷渣中回收磷酸铁的方法 |
| CN112645298A (zh) * | 2020-12-03 | 2021-04-13 | 广东邦普循环科技有限公司 | 一种金属磷酸盐的制备方法及应用 |
| WO2022105463A1 (zh) * | 2020-11-23 | 2022-05-27 | 湖南金源新材料股份有限公司 | 一种废旧磷酸铁锂电池的综合回收利用方法 |
| CN114655969A (zh) * | 2022-03-28 | 2022-06-24 | 北京科技大学 | 高杂磷酸铁锂正极废料回收制备碳酸锂和磷酸铁的方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009001204A1 (de) * | 2009-02-26 | 2010-09-02 | Chemische Fabrik Budenheim Kg | Herstellung von Eisenorthophosphat |
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| CN102464309A (zh) * | 2010-11-19 | 2012-05-23 | 河南环宇集团有限公司 | 用铁屑、磷酸、氢氧化锂制备锂亚铁磷酸复盐正极材料的新方法 |
| JP2016172654A (ja) * | 2015-03-16 | 2016-09-29 | 地方独立行政法人 岩手県工業技術センター | リン酸鉄の回収方法 |
| CN109179358A (zh) * | 2018-11-08 | 2019-01-11 | 广东省稀有金属研究所 | 一种从废旧磷酸铁锂电池中制备电池级磷酸铁的方法 |
| CN110357057A (zh) * | 2019-07-22 | 2019-10-22 | 湖南雅城新材料有限公司 | 一种片状磷酸铁及其制备方法与应用 |
| CN111547694A (zh) * | 2020-04-29 | 2020-08-18 | 湖南雅城新材料有限公司 | 一种利用含磷废渣制备电池级磷酸铁的方法 |
| CN111646447A (zh) * | 2020-06-17 | 2020-09-11 | 中国科学院宁波材料技术与工程研究所 | 一种从磷酸铁锂电池提锂后的铁磷渣中回收磷酸铁的方法 |
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| CN114655969A (zh) * | 2022-03-28 | 2022-06-24 | 北京科技大学 | 高杂磷酸铁锂正极废料回收制备碳酸锂和磷酸铁的方法 |
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