CN100408705C - Nano-filtration method for separating magnesium and enriching lithium from salt lake brine - Google Patents
Nano-filtration method for separating magnesium and enriching lithium from salt lake brine Download PDFInfo
- Publication number
- CN100408705C CN100408705C CNB03108088XA CN03108088A CN100408705C CN 100408705 C CN100408705 C CN 100408705C CN B03108088X A CNB03108088X A CN B03108088XA CN 03108088 A CN03108088 A CN 03108088A CN 100408705 C CN100408705 C CN 100408705C
- Authority
- CN
- China
- Prior art keywords
- lithium
- salt lake
- bittern
- nanofiltration
- brine
- 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.)
- Expired - Lifetime
Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 106
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 105
- 238000001728 nano-filtration Methods 0.000 title claims abstract description 88
- 238000000034 method Methods 0.000 title claims abstract description 70
- 239000012267 brine Substances 0.000 title claims abstract description 63
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 title claims abstract description 63
- 239000011777 magnesium Substances 0.000 title claims abstract description 52
- 229910052749 magnesium Inorganic materials 0.000 title claims abstract description 36
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 239000012528 membrane Substances 0.000 claims abstract description 40
- 239000000243 solution Substances 0.000 claims abstract description 10
- 238000001704 evaporation Methods 0.000 claims abstract description 5
- GCICAPWZNUIIDV-UHFFFAOYSA-N lithium magnesium Chemical compound [Li].[Mg] GCICAPWZNUIIDV-UHFFFAOYSA-N 0.000 claims abstract description 3
- 238000002360 preparation method Methods 0.000 claims abstract 2
- 241001131796 Botaurus stellaris Species 0.000 claims description 56
- 239000007788 liquid Substances 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 238000001914 filtration Methods 0.000 claims description 16
- 229910052796 boron Inorganic materials 0.000 claims description 11
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 10
- 229910001416 lithium ion Inorganic materials 0.000 claims description 10
- 150000002500 ions Chemical class 0.000 claims description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 7
- 239000012452 mother liquor Substances 0.000 claims description 7
- 229910003002 lithium salt Inorganic materials 0.000 claims description 5
- 230000008020 evaporation Effects 0.000 claims description 4
- 159000000002 lithium salts Chemical class 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000004642 Polyimide Substances 0.000 claims description 3
- 239000004760 aramid Substances 0.000 claims description 3
- 229920003235 aromatic polyamide Polymers 0.000 claims description 3
- 229920002301 cellulose acetate Polymers 0.000 claims description 3
- 230000004087 circulation Effects 0.000 claims description 3
- 229920001721 polyimide Polymers 0.000 claims description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 229910052736 halogen Inorganic materials 0.000 claims description 2
- 150000002367 halogens Chemical class 0.000 claims description 2
- 239000011591 potassium Substances 0.000 claims description 2
- 229910052700 potassium Inorganic materials 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims 1
- 239000011780 sodium chloride Substances 0.000 claims 1
- 238000000926 separation method Methods 0.000 abstract description 15
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 abstract description 10
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 abstract description 9
- 150000003839 salts Chemical class 0.000 abstract description 2
- 229910052808 lithium carbonate Inorganic materials 0.000 abstract 2
- 150000001450 anions Chemical class 0.000 abstract 1
- 150000001768 cations Chemical class 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 10
- 239000012530 fluid Substances 0.000 description 8
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- 229910052791 calcium Inorganic materials 0.000 description 4
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 3
- 238000009874 alkali refining Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- INHCSSUBVCNVSK-UHFFFAOYSA-L lithium sulfate Inorganic materials [Li+].[Li+].[O-]S([O-])(=O)=O INHCSSUBVCNVSK-UHFFFAOYSA-L 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 239000012716 precipitator Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 235000017550 sodium carbonate Nutrition 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- SMBQBQBNOXIFSF-UHFFFAOYSA-N dilithium Chemical compound [Li][Li] SMBQBQBNOXIFSF-UHFFFAOYSA-N 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005206 flow analysis Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- -1 lithium salt compound Chemical class 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000005185 salting out Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 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 1
Classifications
-
- 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
Abstract
Description
Claims (13)
Priority Applications (1)
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CNB03108088XA CN100408705C (en) | 2003-04-30 | 2003-04-30 | Nano-filtration method for separating magnesium and enriching lithium from salt lake brine |
Applications Claiming Priority (1)
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CNB03108088XA CN100408705C (en) | 2003-04-30 | 2003-04-30 | Nano-filtration method for separating magnesium and enriching lithium from salt lake brine |
Publications (2)
Publication Number | Publication Date |
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CN1542147A CN1542147A (en) | 2004-11-03 |
CN100408705C true CN100408705C (en) | 2008-08-06 |
Family
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Family Applications (1)
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CNB03108088XA Expired - Lifetime CN100408705C (en) | 2003-04-30 | 2003-04-30 | Nano-filtration method for separating magnesium and enriching lithium from salt lake brine |
Country Status (1)
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CN (1) | CN100408705C (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103237760A (en) * | 2010-12-01 | 2013-08-07 | 东丽株式会社 | Method for separation and collection of purified alkali metal salt |
CN103572071A (en) * | 2013-11-15 | 2014-02-12 | 中国科学院青海盐湖研究所 | Method for refining lithium from salt lake brine with high magnesium-lithium ratio |
CN103818934A (en) * | 2014-01-23 | 2014-05-28 | 江苏久吾高科技股份有限公司 | Underground brine utilization method and underground brine utilization device |
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CN102433434A (en) * | 2010-09-29 | 2012-05-02 | 王辉 | Method for increasing recovery rate of lithium separated with lithium-containing brine membrane method by using water as circulating working substance (water washing circulation method) |
JP5406955B2 (en) | 2012-03-22 | 2014-02-05 | 日鉄鉱業株式会社 | Method for producing lithium carbonate |
KR101405484B1 (en) | 2012-07-31 | 2014-06-13 | 재단법인 포항산업과학연구원 | Method for extraction of lithium from solution including lithium |
CN103074502B (en) * | 2013-01-29 | 2014-04-23 | 中国科学院青海盐湖研究所 | Salt lake brine treatment method for separating lithium from high-magnesium-lithium-ratio salt lake brine |
CN103114211B (en) * | 2013-02-19 | 2014-06-11 | 宁波莲华环保科技股份有限公司 | Method for extracting lithium from primary lithium extraction solution of lithium ore |
CN104724729B (en) * | 2013-12-23 | 2019-03-19 | 上海凯鑫分离技术股份有限公司 | The production technology of lithium hydroxide |
CN103738984B (en) * | 2013-12-26 | 2016-02-24 | 江苏久吾高科技股份有限公司 | A kind of extracting method of bitten lithium chloride and device |
CN104962757B (en) * | 2015-06-18 | 2017-05-10 | 中南大学 | Method for deeply removing magnesium from lithium chloride solution |
CN105540619B (en) * | 2015-08-17 | 2017-05-10 | 马培华 | Method for directly preparing battery grade lithium carbonate from salt lake brine with high magnesium-to-lithium ratio |
CN106048218A (en) * | 2016-07-14 | 2016-10-26 | 四川思达能环保科技有限公司 | Purification and impurity removal method for lithium chloride mixed solution |
CN106276987B (en) * | 2016-08-05 | 2018-07-06 | 四川思达能环保科技有限公司 | The method for concentration of lithium leachate |
CN106345394B (en) * | 2016-11-02 | 2019-06-25 | 海西永正锂业有限公司 | A method of it extracting lithium from brine and prepares high purity lithium dope |
CN106517250B (en) * | 2016-11-11 | 2018-12-04 | 中国科学院青海盐湖研究所 | The method for preparing potassium chloride and magnesium sulfate using kainite |
CN106517251B (en) * | 2016-11-11 | 2018-11-23 | 中国科学院青海盐湖研究所 | A method of potassium chloride is prepared using potassium mixed salt |
CN106517255B (en) * | 2016-11-11 | 2018-06-26 | 中国科学院青海盐湖研究所 | A kind of device and method for reducing Mg/Li ratio in old halogen |
CN106629788B (en) * | 2017-02-13 | 2019-04-30 | 青海盐湖工业股份有限公司 | A kind of production technology of lithium chloride |
US11203542B2 (en) * | 2017-05-11 | 2021-12-21 | Bl Technologies, Inc. | Method for softening lithium brine using nanofiltration |
CN107739040A (en) * | 2017-11-15 | 2018-02-27 | 韶关中弘金属实业有限公司 | Waste material containing lithium produces the production technology of high-purity lithium carbonate |
CN108314064B (en) * | 2018-02-09 | 2020-04-07 | 陕西省膜分离技术研究院有限公司 | Full-membrane separation method for producing lithium extraction mother liquor by multi-stage membrane concentration of salt lake brine |
CN108314065B (en) * | 2018-02-09 | 2020-04-07 | 陕西省膜分离技术研究院有限公司 | Full-membrane separation method for producing lithium extraction mother liquor by multi-stage nanofiltration separation of salt lake brine |
CN108359813B (en) * | 2018-02-09 | 2019-10-01 | 陕西省膜分离技术研究院有限公司 | A kind of energy-saving and environment-friendly salt lake bittern proposes lithium technique |
CN108358221B (en) * | 2018-04-10 | 2020-11-06 | 中蓝长化工程科技有限公司 | Process for preparing lithium chloride from magnesium sulfate subtype salt lake brine |
CN108358222B (en) * | 2018-04-10 | 2019-10-18 | 中蓝长化工程科技有限公司 | A kind of technique mentioning lithium from carbonate type salt lake brine |
CN109368670B (en) | 2018-10-10 | 2020-02-18 | 中国科学院青海盐湖研究所 | Method for separating and enriching lithium |
CN109437252B (en) | 2018-10-10 | 2020-02-14 | 中国科学院青海盐湖研究所 | Method for efficiently separating and enriching lithium |
CN108996527B (en) | 2018-10-10 | 2020-01-10 | 中国科学院青海盐湖研究所 | Method for separating and enriching lithium |
CN111606334A (en) * | 2020-07-01 | 2020-09-01 | 启迪清源(北京)科技有限公司 | Method for converting carbonate type salt lake brine into chloride type brine |
CN114073895B (en) * | 2020-08-21 | 2023-12-22 | 天津工业大学 | Method and device for magnesium-lithium separation |
CN112897544B (en) * | 2021-01-29 | 2022-07-12 | 格尔木藏格锂业有限公司 | Method for producing high-purity borax from boron-containing wastewater discharged in production of lithium carbonate in salt lake |
CN112850851B (en) * | 2021-02-01 | 2022-04-15 | 中国科学院青海盐湖研究所 | Method for increasing Li content in sodium sulfate subtype salt lake brine+Method of yield |
CN113769593B (en) * | 2021-07-09 | 2023-12-29 | 上海唯赛勃环保科技股份有限公司 | Nanofiltration membrane for extracting lithium from salt lake and preparation method thereof |
CN115386740A (en) * | 2022-08-30 | 2022-11-25 | 中南大学 | Method and device for extracting lithium from brine or seawater based on electrodialysis principle |
CN115537581A (en) * | 2022-10-28 | 2022-12-30 | 昆明理工大学 | Combined enhanced high-magnesium-lithium ratio salt lake brine lithium extraction device and use method thereof |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH038443A (en) * | 1989-06-02 | 1991-01-16 | Agency Of Ind Science & Technol | Lithium adsorbent and method for recovering lithium with the same |
CN1172072A (en) * | 1996-07-30 | 1998-02-04 | 李亚文 | Process for concentration of lithium salt in high-magnesian bittern by using mirabilite circulating method |
CN1180322A (en) * | 1995-04-17 | 1998-04-29 | 凯梅蒂克斯国际有限公司 | Nanofiltration of concentrated aqueous salt solutions |
JP3008443B2 (en) * | 1990-05-11 | 2000-02-14 | 松下電器産業株式会社 | Manufacturing method of printed circuit board mounting pin connector |
CN1249272A (en) * | 1998-09-25 | 2000-04-05 | 青海省柴达木综合地质勘查大队 | Process for precipitating B and Li in bittern at same time |
JP2001269501A (en) * | 2000-03-27 | 2001-10-02 | Natl Inst Of Advanced Industrial Science & Technology Meti | Film-like lithium adsorbing material, method for manufacturing the same and lithium recovering method using the same |
-
2003
- 2003-04-30 CN CNB03108088XA patent/CN100408705C/en not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH038443A (en) * | 1989-06-02 | 1991-01-16 | Agency Of Ind Science & Technol | Lithium adsorbent and method for recovering lithium with the same |
JP3008443B2 (en) * | 1990-05-11 | 2000-02-14 | 松下電器産業株式会社 | Manufacturing method of printed circuit board mounting pin connector |
CN1180322A (en) * | 1995-04-17 | 1998-04-29 | 凯梅蒂克斯国际有限公司 | Nanofiltration of concentrated aqueous salt solutions |
CN1172072A (en) * | 1996-07-30 | 1998-02-04 | 李亚文 | Process for concentration of lithium salt in high-magnesian bittern by using mirabilite circulating method |
CN1249272A (en) * | 1998-09-25 | 2000-04-05 | 青海省柴达木综合地质勘查大队 | Process for precipitating B and Li in bittern at same time |
JP2001269501A (en) * | 2000-03-27 | 2001-10-02 | Natl Inst Of Advanced Industrial Science & Technology Meti | Film-like lithium adsorbing material, method for manufacturing the same and lithium recovering method using the same |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103237760A (en) * | 2010-12-01 | 2013-08-07 | 东丽株式会社 | Method for separation and collection of purified alkali metal salt |
CN103237760B (en) * | 2010-12-01 | 2016-06-22 | 东丽株式会社 | The method separating and reclaiming refining alkali metal salt |
CN103572071A (en) * | 2013-11-15 | 2014-02-12 | 中国科学院青海盐湖研究所 | Method for refining lithium from salt lake brine with high magnesium-lithium ratio |
CN103572071B (en) * | 2013-11-15 | 2016-03-02 | 中国科学院青海盐湖研究所 | A kind of method of refining lithium from salt lake brine with high magnesium-lithium ratio |
CN103818934A (en) * | 2014-01-23 | 2014-05-28 | 江苏久吾高科技股份有限公司 | Underground brine utilization method and underground brine utilization device |
CN103818934B (en) * | 2014-01-23 | 2015-09-09 | 江苏久吾高科技股份有限公司 | A kind of Application way of subsurface brine and device |
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Inventor after: Ma Peihua Inventor after: Deng Xiaochuan Inventor after: Wen Xianming Inventor before: Ma Peihua Inventor before: Deng Xiaochuan Inventor before: Wen Xianmin |
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Application publication date: 20041103 Assignee: JIANGSU JIUWU HITECH Co.,Ltd. Assignor: QINGHAI INSTITUTE OF SALT LAKES, CHINESE ACADEMY OF SCIENCES Contract record no.: 2018630000001 Denomination of invention: Nano-filtration method for separating magnesium and enriching lithium from salt lake brine Granted publication date: 20080806 License type: Exclusive License Record date: 20180702 |
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