CN110194478B - 一种用铝电解产生的含电解质物料制备氟化铝为主成分氟盐的方法 - Google Patents
一种用铝电解产生的含电解质物料制备氟化铝为主成分氟盐的方法 Download PDFInfo
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- CN110194478B CN110194478B CN201910489411.4A CN201910489411A CN110194478B CN 110194478 B CN110194478 B CN 110194478B CN 201910489411 A CN201910489411 A CN 201910489411A CN 110194478 B CN110194478 B CN 110194478B
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- Prior art keywords
- aluminum
- solution
- solid
- electrolyte
- main component
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- 239000003792 electrolyte Substances 0.000 title claims abstract description 56
- 239000000463 material Substances 0.000 title claims abstract description 49
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 45
- IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 title claims abstract description 38
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminum fluoride Inorganic materials F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 28
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 title claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 83
- 239000000243 solution Substances 0.000 claims abstract description 71
- 238000005406 washing Methods 0.000 claims abstract description 51
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000012535 impurity Substances 0.000 claims abstract description 34
- 239000007787 solid Substances 0.000 claims abstract description 34
- 238000000926 separation method Methods 0.000 claims abstract description 31
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910001416 lithium ion Inorganic materials 0.000 claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 claims abstract description 22
- 238000011033 desalting Methods 0.000 claims abstract description 19
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000011575 calcium Substances 0.000 claims abstract description 17
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 17
- 229910052742 iron Inorganic materials 0.000 claims abstract description 17
- 238000002156 mixing Methods 0.000 claims abstract description 17
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000012452 mother liquor Substances 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims abstract description 11
- 238000001704 evaporation Methods 0.000 claims abstract description 11
- 238000010790 dilution Methods 0.000 claims abstract description 8
- 239000012895 dilution Substances 0.000 claims abstract description 8
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims abstract description 6
- 239000000376 reactant Substances 0.000 claims abstract description 5
- 239000002001 electrolyte material Substances 0.000 claims abstract description 4
- 239000012266 salt solution Substances 0.000 claims abstract description 3
- 239000000203 mixture Substances 0.000 claims description 34
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 12
- JGDITNMASUZKPW-UHFFFAOYSA-K aluminium trichloride hexahydrate Chemical compound O.O.O.O.O.O.Cl[Al](Cl)Cl JGDITNMASUZKPW-UHFFFAOYSA-K 0.000 claims description 12
- 229940009861 aluminum chloride hexahydrate Drugs 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 9
- 230000035484 reaction time Effects 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 229940063656 aluminum chloride Drugs 0.000 claims description 6
- 239000011538 cleaning material Substances 0.000 claims description 6
- 238000007865 diluting Methods 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 239000002893 slag Substances 0.000 claims description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 4
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 4
- JLDSOYXADOWAKB-UHFFFAOYSA-N aluminium nitrate Chemical compound [Al+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O JLDSOYXADOWAKB-UHFFFAOYSA-N 0.000 claims description 2
- 125000001153 fluoro group Chemical class F* 0.000 claims 8
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 abstract description 4
- 239000011737 fluorine Substances 0.000 abstract description 4
- 229910052731 fluorine Inorganic materials 0.000 abstract description 4
- 239000002244 precipitate Substances 0.000 description 34
- 238000003756 stirring Methods 0.000 description 29
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 24
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical group [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 21
- 238000001914 filtration Methods 0.000 description 19
- 238000006243 chemical reaction Methods 0.000 description 18
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 17
- 239000000920 calcium hydroxide Substances 0.000 description 17
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 17
- 229960004887 ferric hydroxide Drugs 0.000 description 17
- IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 description 17
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 16
- 239000011780 sodium chloride Substances 0.000 description 14
- 238000005303 weighing Methods 0.000 description 13
- 239000002994 raw material Substances 0.000 description 11
- 238000009776 industrial production Methods 0.000 description 10
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 10
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 9
- 229910052808 lithium carbonate Inorganic materials 0.000 description 9
- 229910000029 sodium carbonate Inorganic materials 0.000 description 8
- 229910001610 cryolite Inorganic materials 0.000 description 7
- 239000013078 crystal Substances 0.000 description 7
- 238000005188 flotation Methods 0.000 description 7
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 239000011257 shell material Substances 0.000 description 6
- 229910000027 potassium carbonate Inorganic materials 0.000 description 5
- 239000003085 diluting agent Substances 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 150000004673 fluoride salts Chemical class 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 150000002221 fluorine Chemical class 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003828 vacuum filtration Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D15/00—Lithium compounds
- C01D15/08—Carbonates; Bicarbonates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/04—Chlorides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/02—Oxides or hydroxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/48—Halides, with or without other cations besides aluminium
- C01F7/50—Fluorides
-
- 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
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
- C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
- C25C3/18—Electrolytes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Metallurgy (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
Description
Claims (8)
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CN201910489411.4A CN110194478B (zh) | 2019-06-06 | 2019-06-06 | 一种用铝电解产生的含电解质物料制备氟化铝为主成分氟盐的方法 |
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CN201910489411.4A CN110194478B (zh) | 2019-06-06 | 2019-06-06 | 一种用铝电解产生的含电解质物料制备氟化铝为主成分氟盐的方法 |
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CN110194478A CN110194478A (zh) | 2019-09-03 |
CN110194478B true CN110194478B (zh) | 2020-02-07 |
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Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111485252B (zh) * | 2020-04-10 | 2021-01-19 | 郑州于斯新创科技有限公司 | 干法处理含氟物料再利用的方法 |
CN111517349A (zh) * | 2020-05-13 | 2020-08-11 | 河南联宜环保工程有限公司 | 一种从铝电解槽大修渣中回收氟化铝的方法 |
MX2022015729A (es) * | 2020-06-09 | 2023-01-18 | Alcoa Usa Corp | Métodos para producir fluoruro de aluminio a partir de baño de criolita. |
CN112299462A (zh) * | 2020-08-14 | 2021-02-02 | 郑州于斯新创科技有限公司 | 一种铝电解产生的废弃物碳渣直接无害化处理利用的方法 |
CN113278808B (zh) * | 2021-04-23 | 2022-01-11 | 昆明理工大学 | 一种联动回收铝冶炼过程多种固废物料的方法 |
CN113184890A (zh) * | 2021-04-26 | 2021-07-30 | 郑州经纬科技实业有限公司 | 利用高锂电解质制备氟盐和锂盐的方法 |
CN113981232A (zh) * | 2021-11-10 | 2022-01-28 | 福州大学 | 一种铝电解质废渣中锂元素的硫酸铝直接浸出回收方法 |
CN114438329B (zh) * | 2021-12-31 | 2022-10-25 | 郑州大学 | 一种废置含锂铝电解质的综合回收方法 |
CN114457237B (zh) * | 2022-01-27 | 2023-05-26 | 东北大学 | 一种从铝电解质酸性浸出液中回收锂的方法 |
CN114804171A (zh) * | 2022-04-29 | 2022-07-29 | 郑州大学 | 一种利用含锂铝电解质制备氟化铝和碳酸锂的方法 |
CN115304086A (zh) * | 2022-07-20 | 2022-11-08 | 山西大学 | 一种烟气矿化铝锂渣生产碳酸锂的方法 |
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CN105349786B (zh) * | 2015-11-16 | 2017-07-14 | 多氟多化工股份有限公司 | 一种含锂铝电解质综合回收利用的方法 |
CN107935015A (zh) * | 2017-11-21 | 2018-04-20 | 东北大学 | 从电解质酸性浸出液中分离碳酸锂的方法 |
CN108569711A (zh) * | 2018-05-22 | 2018-09-25 | 河南科技大学 | 从铝电解高锂电解质废弃物中提取锂盐制备碳酸锂的方法 |
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