CN106044804B - 一种硫酸法锂盐生产新工艺 - Google Patents
一种硫酸法锂盐生产新工艺 Download PDFInfo
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- CN106044804B CN106044804B CN201610364357.7A CN201610364357A CN106044804B CN 106044804 B CN106044804 B CN 106044804B CN 201610364357 A CN201610364357 A CN 201610364357A CN 106044804 B CN106044804 B CN 106044804B
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- CN
- China
- Prior art keywords
- spodumene
- obtains
- lithium
- added
- sulfuric acid
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- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 40
- 230000008569 process Effects 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 229910003002 lithium salt Inorganic materials 0.000 title claims abstract description 11
- 159000000002 lithium salts Chemical class 0.000 title claims abstract description 11
- 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 35
- 229910052642 spodumene Inorganic materials 0.000 claims abstract description 35
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims abstract description 26
- 229910052808 lithium carbonate Inorganic materials 0.000 claims abstract description 26
- 239000012141 concentrate Substances 0.000 claims abstract description 22
- 239000007787 solid Substances 0.000 claims abstract description 21
- 239000000706 filtrate Substances 0.000 claims abstract description 19
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 18
- 239000000203 mixture Substances 0.000 claims abstract description 18
- 239000000047 product Substances 0.000 claims abstract description 18
- 238000001914 filtration Methods 0.000 claims abstract description 14
- 239000000843 powder Substances 0.000 claims abstract description 14
- INHCSSUBVCNVSK-UHFFFAOYSA-L lithium sulfate Inorganic materials [Li+].[Li+].[O-]S([O-])(=O)=O INHCSSUBVCNVSK-UHFFFAOYSA-L 0.000 claims abstract description 13
- 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 claims abstract description 13
- 239000012535 impurity Substances 0.000 claims abstract description 11
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 10
- 238000001354 calcination Methods 0.000 claims abstract description 10
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 9
- 239000002351 wastewater Substances 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000000227 grinding Methods 0.000 claims abstract description 6
- 238000001556 precipitation Methods 0.000 claims abstract description 5
- 239000012047 saturated solution Substances 0.000 claims abstract description 5
- 229910000029 sodium carbonate Inorganic materials 0.000 claims abstract description 5
- 235000017550 sodium carbonate Nutrition 0.000 claims abstract description 5
- 238000005374 membrane filtration Methods 0.000 claims abstract description 4
- 238000012545 processing Methods 0.000 claims abstract description 4
- 239000012528 membrane Substances 0.000 claims description 19
- 238000001471 micro-filtration Methods 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 239000010936 titanium Substances 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- 238000001223 reverse osmosis Methods 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 238000005342 ion exchange Methods 0.000 claims description 2
- 229910052744 lithium Inorganic materials 0.000 description 13
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 12
- 238000001704 evaporation Methods 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 4
- 229910052791 calcium Inorganic materials 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229910001425 magnesium ion Inorganic materials 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 229910000765 intermetallic Inorganic materials 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 241001131796 Botaurus stellaris Species 0.000 description 2
- FUJCRWPEOMXPAD-UHFFFAOYSA-N Li2O Inorganic materials [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 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
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 229910052593 corundum Inorganic materials 0.000 description 2
- XUCJHNOBJLKZNU-UHFFFAOYSA-M dilithium;hydroxide Chemical compound [Li+].[Li+].[OH-] XUCJHNOBJLKZNU-UHFFFAOYSA-M 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052745 lead Inorganic materials 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910001845 yogo sapphire Inorganic materials 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- PNEFIWYZWIQKEK-UHFFFAOYSA-N carbonic acid;lithium Chemical compound [Li].OC(O)=O PNEFIWYZWIQKEK-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000009295 crossflow filtration Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910052629 lepidolite Inorganic materials 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 229910001947 lithium oxide Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
Description
Claims (6)
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CN106044804A CN106044804A (zh) | 2016-10-26 |
CN106044804B true CN106044804B (zh) | 2017-10-24 |
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Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107758704A (zh) * | 2017-11-14 | 2018-03-06 | 大余县旭日矿业科技有限公司 | 一种从锂云母矿中提取高纯度碳酸锂的方法 |
CN108640131A (zh) * | 2018-04-28 | 2018-10-12 | 四川思达能环保科技有限公司 | 锂矿石制备碳酸锂的方法及系统 |
CN109534369B (zh) * | 2018-12-07 | 2023-07-28 | 杭州水处理技术研究开发中心有限公司 | 一种膜集成制备氯化锂设备及其方法 |
CN109371227A (zh) * | 2018-12-19 | 2019-02-22 | 王永成 | 锂辉石磁性物的硫酸法提锂工艺 |
CN111439762A (zh) * | 2020-03-16 | 2020-07-24 | 东北大学 | 一种锂辉石精矿悬浮焙烧提锂的方法 |
CN113046548A (zh) * | 2021-04-07 | 2021-06-29 | 重庆天海电池材料有限公司 | 一种低品位锂辉石原矿选矿方法 |
CN113104868A (zh) * | 2021-04-07 | 2021-07-13 | 重庆天海电池材料有限公司 | 一种低品位或风化锂辉石制备电池级碳酸锂的方法 |
CN113481384A (zh) * | 2021-06-04 | 2021-10-08 | 李放来 | 锂精矿焙烧料先分离再经酸化或碱化制备锂盐的方法 |
CN115321562B (zh) * | 2022-07-21 | 2023-10-17 | 四川顺应锂材料科技有限公司 | 一种锂矿硝酸浸出液膜法生产碳酸锂的方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1003008B (zh) * | 1985-04-01 | 1989-01-04 | 广州有色金属研究院 | 用硫酸钾法处理锂云母制取碳酸锂的工艺方法 |
CN1005106B (zh) * | 1987-03-14 | 1989-09-06 | 广州有色金属研究院 | 硫酸盐法制取碳酸锂的工艺 |
CN1267636A (zh) * | 1999-03-22 | 2000-09-27 | 四川省射洪锂业有限责任公司 | 硫酸法生产电池级碳酸锂 |
CN101224900A (zh) * | 2007-10-11 | 2008-07-23 | 钟辉 | 一种锂辉石煅烧转型新方法 |
WO2011082444A1 (en) * | 2010-01-07 | 2011-07-14 | Galaxy Resources Limited | Process for the production of lithium carbonate |
CN102180488B (zh) * | 2010-04-09 | 2013-03-27 | 清华大学 | 一种制备纳米碳酸锂的方法 |
CN102432045B (zh) * | 2011-09-26 | 2013-02-13 | 江苏海龙锂业科技有限公司 | 一种超高纯度碳酸锂的制备方法 |
CN102502721B (zh) * | 2011-11-15 | 2014-03-26 | 薛彦辉 | 一种从锂矿石中提锂制备碳酸锂的方法 |
CN204162442U (zh) * | 2014-10-17 | 2015-02-18 | 江苏久吾高科技股份有限公司 | 一种由卤水提取电池级锂的装置 |
CN105152188A (zh) * | 2015-08-06 | 2015-12-16 | 昊青薪材(北京)技术有限公司 | 一种利用铁锂云母制备碳酸锂和硫酸钾的方法 |
CN105776254A (zh) * | 2016-02-05 | 2016-07-20 | 山东瑞福锂业有限公司 | 一种锂云母除杂渣回收制备碳酸锂的工艺 |
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- 2016-05-26 CN CN201610364357.7A patent/CN106044804B/zh active Active
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Denomination of invention: A new process for producing lithium salt by sulfuric acid method Effective date of registration: 20220317 Granted publication date: 20171024 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: SICHUAN SIDANENG ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Registration number: Y2022510000066 |
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