CN110950363A - 一种应用新型联合除钙的电池级单水氢氧化锂生产工艺 - Google Patents
一种应用新型联合除钙的电池级单水氢氧化锂生产工艺 Download PDFInfo
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- CN110950363A CN110950363A CN201911354037.3A CN201911354037A CN110950363A CN 110950363 A CN110950363 A CN 110950363A CN 201911354037 A CN201911354037 A CN 201911354037A CN 110950363 A CN110950363 A CN 110950363A
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- Prior art keywords
- lithium hydroxide
- calcium
- solution
- filter
- causticized
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- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 239000011575 calcium Substances 0.000 title claims abstract description 25
- 229910052791 calcium Inorganic materials 0.000 title claims abstract description 25
- PQVSTLUFSYVLTO-UHFFFAOYSA-N ethyl n-ethoxycarbonylcarbamate Chemical compound CCOC(=O)NC(=O)OCC PQVSTLUFSYVLTO-UHFFFAOYSA-N 0.000 title claims abstract description 21
- GLXDVVHUTZTUQK-UHFFFAOYSA-M lithium hydroxide monohydrate Substances [Li+].O.[OH-] GLXDVVHUTZTUQK-UHFFFAOYSA-M 0.000 title claims abstract description 21
- 229940040692 lithium hydroxide monohydrate Drugs 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims abstract description 135
- 239000000243 solution Substances 0.000 claims abstract description 52
- 239000007788 liquid Substances 0.000 claims abstract description 28
- 239000002002 slurry Substances 0.000 claims abstract description 28
- 238000001914 filtration Methods 0.000 claims abstract description 23
- 159000000007 calcium salts Chemical class 0.000 claims abstract description 21
- 239000012670 alkaline solution Substances 0.000 claims abstract description 19
- 238000001816 cooling Methods 0.000 claims abstract description 15
- 238000001704 evaporation Methods 0.000 claims abstract description 13
- 230000008020 evaporation Effects 0.000 claims abstract description 13
- 239000000706 filtrate Substances 0.000 claims abstract description 10
- RSIJVJUOQBWMIM-UHFFFAOYSA-L sodium sulfate decahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]S([O-])(=O)=O RSIJVJUOQBWMIM-UHFFFAOYSA-L 0.000 claims abstract description 10
- 239000002253 acid Substances 0.000 claims abstract description 9
- 238000002386 leaching Methods 0.000 claims abstract description 9
- 239000000047 product Substances 0.000 claims abstract description 9
- 238000002156 mixing Methods 0.000 claims abstract description 7
- CNLWCVNCHLKFHK-UHFFFAOYSA-N aluminum;lithium;dioxido(oxo)silane Chemical compound [Li+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O CNLWCVNCHLKFHK-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052642 spodumene Inorganic materials 0.000 claims abstract description 6
- 238000001354 calcination Methods 0.000 claims abstract description 5
- 238000006243 chemical reaction Methods 0.000 claims abstract description 5
- 238000000227 grinding Methods 0.000 claims abstract description 5
- 238000003756 stirring Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 24
- 238000010438 heat treatment Methods 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 18
- 239000007787 solid Substances 0.000 claims description 16
- 239000012065 filter cake Substances 0.000 claims description 12
- 238000005057 refrigeration Methods 0.000 claims description 12
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 claims description 9
- 229910001424 calcium ion Inorganic materials 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 239000013078 crystal Substances 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 8
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 8
- 238000009993 causticizing Methods 0.000 claims description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical group [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 6
- 238000002425 crystallisation Methods 0.000 claims description 6
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 5
- 239000000292 calcium oxide Substances 0.000 claims description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 5
- 235000012255 calcium oxide Nutrition 0.000 claims description 5
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 4
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 4
- 238000007259 addition reaction Methods 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 239000004917 carbon fiber Substances 0.000 claims description 4
- 230000008025 crystallization Effects 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims description 4
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 4
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
- 238000010926 purge Methods 0.000 claims description 4
- 238000000746 purification Methods 0.000 claims description 4
- 239000008237 rinsing water Substances 0.000 claims description 4
- 239000008399 tap water Substances 0.000 claims description 4
- 235000020679 tap water Nutrition 0.000 claims description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 3
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 3
- 239000000920 calcium hydroxide Substances 0.000 claims description 3
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 3
- 235000017550 sodium carbonate Nutrition 0.000 claims description 3
- 239000012452 mother liquor Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 238000007710 freezing Methods 0.000 abstract 1
- 230000008014 freezing Effects 0.000 abstract 1
- 238000003860 storage Methods 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000010413 mother solution Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- INHCSSUBVCNVSK-UHFFFAOYSA-L lithium sulfate Inorganic materials [Li+].[Li+].[O-]S([O-])(=O)=O INHCSSUBVCNVSK-UHFFFAOYSA-L 0.000 description 2
- 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 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
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
- C01D15/02—Oxides; Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
- C01D5/06—Preparation of sulfates by double decomposition
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
- C01D5/18—Dehydration
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (5)
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Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111620355A (zh) * | 2020-06-03 | 2020-09-04 | 四川兴晟锂业有限责任公司 | 一种去除氢氧化钾溶液中钾离子的方法 |
CN112456520A (zh) * | 2020-12-23 | 2021-03-09 | 广西天源新能源材料有限公司 | 一种用锂辉石、锂聚合物和盐湖矿石混合生产单水氢氧化锂的工艺 |
CN112479234A (zh) * | 2020-12-23 | 2021-03-12 | 中南大学 | 一种用盐湖矿石生产单水氢氧化锂的工艺 |
CN112551555A (zh) * | 2020-12-30 | 2021-03-26 | 广西天源新能源材料有限公司 | 一种基于盐湖矿石与锂聚合物的元明粉制备方法 |
CN112573539A (zh) * | 2020-12-30 | 2021-03-30 | 广西天源新能源材料有限公司 | 一种基于锂聚合物与锂辉石的元明粉制备方法 |
CN112645365A (zh) * | 2021-01-21 | 2021-04-13 | 广西天源新能源材料有限公司 | 一种用盐湖矿石生产碳酸锂的工艺 |
CN112645356A (zh) * | 2020-12-30 | 2021-04-13 | 广西天源新能源材料有限公司 | 一种基于盐湖矿石的元明粉制备方法 |
CN112645361A (zh) * | 2020-12-23 | 2021-04-13 | 广西天源新能源材料有限公司 | 一种用锂辉石和锂聚合物生产单水氢氧化锂的工艺 |
CN112661175A (zh) * | 2021-01-21 | 2021-04-16 | 广西天源新能源材料有限公司 | 一种基于盐湖矿石、锂聚合物以及锂辉石组合的碳酸锂制备方法 |
CN112707416A (zh) * | 2020-12-30 | 2021-04-27 | 广西天源新能源材料有限公司 | 一种基于锂聚合物的元明粉制备方法 |
CN113149039A (zh) * | 2021-04-30 | 2021-07-23 | 四川万邦胜辉新能源科技有限公司 | 一种锂辉石热还原制氢氧化锂的方法 |
CN115353126A (zh) * | 2022-07-08 | 2022-11-18 | 四川大学 | 一种基于咪唑类离子液体分离有价金属元素的方法 |
WO2024026992A1 (zh) * | 2022-08-01 | 2024-02-08 | 广东邦普循环科技有限公司 | 一种利用粗制碳酸锂制备高纯碳酸锂的方法 |
WO2024089394A1 (en) * | 2022-10-27 | 2024-05-02 | Research By British Lithium Ltd | Production of battery grade chemicals |
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Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111620355A (zh) * | 2020-06-03 | 2020-09-04 | 四川兴晟锂业有限责任公司 | 一种去除氢氧化钾溶液中钾离子的方法 |
CN112456520A (zh) * | 2020-12-23 | 2021-03-09 | 广西天源新能源材料有限公司 | 一种用锂辉石、锂聚合物和盐湖矿石混合生产单水氢氧化锂的工艺 |
CN112479234A (zh) * | 2020-12-23 | 2021-03-12 | 中南大学 | 一种用盐湖矿石生产单水氢氧化锂的工艺 |
CN112645361A (zh) * | 2020-12-23 | 2021-04-13 | 广西天源新能源材料有限公司 | 一种用锂辉石和锂聚合物生产单水氢氧化锂的工艺 |
CN112645356A (zh) * | 2020-12-30 | 2021-04-13 | 广西天源新能源材料有限公司 | 一种基于盐湖矿石的元明粉制备方法 |
CN112573539A (zh) * | 2020-12-30 | 2021-03-30 | 广西天源新能源材料有限公司 | 一种基于锂聚合物与锂辉石的元明粉制备方法 |
CN112551555A (zh) * | 2020-12-30 | 2021-03-26 | 广西天源新能源材料有限公司 | 一种基于盐湖矿石与锂聚合物的元明粉制备方法 |
CN112707416A (zh) * | 2020-12-30 | 2021-04-27 | 广西天源新能源材料有限公司 | 一种基于锂聚合物的元明粉制备方法 |
CN112645365A (zh) * | 2021-01-21 | 2021-04-13 | 广西天源新能源材料有限公司 | 一种用盐湖矿石生产碳酸锂的工艺 |
CN112661175A (zh) * | 2021-01-21 | 2021-04-16 | 广西天源新能源材料有限公司 | 一种基于盐湖矿石、锂聚合物以及锂辉石组合的碳酸锂制备方法 |
CN113149039A (zh) * | 2021-04-30 | 2021-07-23 | 四川万邦胜辉新能源科技有限公司 | 一种锂辉石热还原制氢氧化锂的方法 |
CN115353126A (zh) * | 2022-07-08 | 2022-11-18 | 四川大学 | 一种基于咪唑类离子液体分离有价金属元素的方法 |
CN115353126B (zh) * | 2022-07-08 | 2024-03-15 | 四川大学 | 一种基于咪唑类离子液体分离有价金属元素的方法 |
WO2024026992A1 (zh) * | 2022-08-01 | 2024-02-08 | 广东邦普循环科技有限公司 | 一种利用粗制碳酸锂制备高纯碳酸锂的方法 |
WO2024089394A1 (en) * | 2022-10-27 | 2024-05-02 | Research By British Lithium Ltd | Production of battery grade chemicals |
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