CL2021000416A1 - Método mejorado para el procesado de litio - Google Patents

Método mejorado para el procesado de litio

Info

Publication number
CL2021000416A1
CL2021000416A1 CL2021000416A CL2021000416A CL2021000416A1 CL 2021000416 A1 CL2021000416 A1 CL 2021000416A1 CL 2021000416 A CL2021000416 A CL 2021000416A CL 2021000416 A CL2021000416 A CL 2021000416A CL 2021000416 A1 CL2021000416 A1 CL 2021000416A1
Authority
CL
Chile
Prior art keywords
magnesium
lithium
electrochemical
directing
improved method
Prior art date
Application number
CL2021000416A
Other languages
English (en)
Inventor
Adam Blunn
Scott Eastwood
Original Assignee
Lithtech Ind Pty Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from AU2018903034A external-priority patent/AU2018903034A0/en
Application filed by Lithtech Ind Pty Ltd filed Critical Lithtech Ind Pty Ltd
Publication of CL2021000416A1 publication Critical patent/CL2021000416A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/22—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition
    • C22B3/24—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition by adsorption on solid substances, e.g. by extraction with solid resins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • B01D61/445—Ion-selective electrodialysis with bipolar membranes; Water splitting
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
    • C22B26/10—Obtaining alkali metals
    • C22B26/12—Obtaining lithium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
    • C22B26/20—Obtaining alkaline earth metals or magnesium
    • C22B26/22—Obtaining magnesium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
    • C22B3/10—Hydrochloric acid, other halogenated acids or salts thereof
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
    • C25B9/19—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms
    • C25B9/23—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms comprising ion-exchange membranes in or on which electrode material is embedded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/26—Further operations combined with membrane separation processes
    • B01D2311/2684—Electrochemical processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/42—Ion-exchange membranes
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/01—Chlorine; Hydrogen chloride
    • C01B7/03—Preparation from chlorides
    • C01B7/035—Preparation of hydrogen chloride from 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
    • C01F5/00—Compounds of magnesium
    • C01F5/14—Magnesium hydroxide
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/18—Alkaline earth metal compounds or magnesium compounds
    • C25B1/20—Hydroxides
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Water Supply & Treatment (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Electrochemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)

Abstract

Un método para el procesado mejorado de soluciones metalúrgicas de litio comprende las etapas de: i. dirigir una solución de lixiviación de litio que contiene magnesio a una etapa de retirada electroquímica de magnesio para formar una solución de lixiviación de litio con magnesio reducido; ii. dirigir la solución de lixiviación de litio con magnesio reducido de la etapa i) a procesos de concentración y recuperación aguas abajo donde la etapa de retirada electroquímica de magnesio tiene una configuración electroquímica de 3 cámaras para producir un precipitado de hidróxido de magnesio y una corriente separada de ácido clorhídrico, como subproductos recuperables.
CL2021000416A 2018-08-17 2021-02-17 Método mejorado para el procesado de litio CL2021000416A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU2018903034A AU2018903034A0 (en) 2018-08-17 Improved Lithium Process

Publications (1)

Publication Number Publication Date
CL2021000416A1 true CL2021000416A1 (es) 2021-09-20

Family

ID=69524526

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2021000416A CL2021000416A1 (es) 2018-08-17 2021-02-17 Método mejorado para el procesado de litio

Country Status (7)

Country Link
US (1) US20210207240A1 (es)
CN (1) CN112673119A (es)
AR (1) AR119658A1 (es)
AU (1) AU2019322251B2 (es)
CA (1) CA3109873A1 (es)
CL (1) CL2021000416A1 (es)
WO (1) WO2020033987A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113620501B (zh) * 2021-09-17 2022-06-14 合肥工业大学 一种框板式复极电化学膜反应系统及其在高含镁盐湖卤水预处理中的应用
WO2023173067A1 (en) * 2022-03-10 2023-09-14 Cornell University Electrochemical carbon removal from water via carbon mineralization

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3017338A (en) * 1958-03-03 1962-01-16 Diamond Alkali Co Electrolytic process and apparatus
US5709790A (en) * 1996-10-03 1998-01-20 Sachem, Inc. Electrochemical process for purifying hydroxide compounds
EP2245215A4 (en) * 2009-02-10 2011-04-27 Calera Corp LOW VOLTAGE ALKALINE PRODUCTION USED BY HYDROGEN AND ELECTROCATALYTIC ELECTRODES
US9034294B1 (en) * 2009-04-24 2015-05-19 Simbol, Inc. Preparation of lithium carbonate from lithium chloride containing brines
WO2012005867A1 (en) * 2010-06-30 2012-01-12 Calera Corporation Methods and systems using natural gas power plant
AU2013252439B2 (en) * 2012-04-23 2018-04-19 Nemaska Lithium Inc. Processes for preparing lithium hydroxide
WO2014078908A1 (en) * 2012-11-23 2014-05-30 Ady Resources Limited Process for recovering lithium from a brine with reagent regeneration and low cost process for purifying lithium
CN103924258B (zh) * 2014-04-28 2016-08-24 中国科学院青海盐湖研究所 利用盐湖卤水电解制备氢氧化锂的方法
KR101700684B1 (ko) * 2015-04-30 2017-01-31 재단법인 포항산업과학연구원 수산화리튬, 및 탄산리튬의 제조 방법 및 그 장치
CN106365183B (zh) * 2016-11-14 2018-05-29 中国科学院青海盐湖研究所 一种高镁溶液电渗析提锂过程中电极排放液的回收方法
CN107164777B (zh) * 2017-05-12 2019-01-25 中国科学院过程工程研究所 一种膜电解从高镁锂比盐湖卤水中分离镁和富集锂的方法
CN107815558B (zh) * 2017-11-02 2019-12-31 北京化工大学 电化学分离盐湖卤水中镁锂金属离子的方法

Also Published As

Publication number Publication date
WO2020033987A1 (en) 2020-02-20
AU2019322251A1 (en) 2021-03-25
AU2019322251B2 (en) 2024-04-18
CN112673119A (zh) 2021-04-16
AR119658A1 (es) 2022-01-05
CA3109873A1 (en) 2020-02-20
US20210207240A1 (en) 2021-07-08

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