CL2020000748A1 - Método y sistema para preparar hidróxido de litio y carbonato de litio de grado de batería y de alto grado de pureza de fuentes de litio con altas impurezas. - Google Patents

Método y sistema para preparar hidróxido de litio y carbonato de litio de grado de batería y de alto grado de pureza de fuentes de litio con altas impurezas.

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Publication number
CL2020000748A1
CL2020000748A1 CL2020000748A CL2020000748A CL2020000748A1 CL 2020000748 A1 CL2020000748 A1 CL 2020000748A1 CL 2020000748 A CL2020000748 A CL 2020000748A CL 2020000748 A CL2020000748 A CL 2020000748A CL 2020000748 A1 CL2020000748 A1 CL 2020000748A1
Authority
CL
Chile
Prior art keywords
lithium
preparation
battery grade
high purity
lithium hydroxide
Prior art date
Application number
CL2020000748A
Other languages
English (en)
Inventor
Rongfu Cai
Xinglong Wang
Yunfeng Li
Yali Li
Hongjun Jiang
Yihua Dai
Wenjun Ban
Chunhui Yang
Chuanyong Zheng
Qiang Meng
Original Assignee
Chengdu Chemphys Chemical Ind Co Ltd
Sinolithium Mat Limited
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
Application filed by Chengdu Chemphys Chemical Ind Co Ltd, Sinolithium Mat Limited filed Critical Chengdu Chemphys Chemical Ind Co Ltd
Publication of CL2020000748A1 publication Critical patent/CL2020000748A1/es

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    • 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
    • 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
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • 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
    • 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
    • B01D61/46—Apparatus therefor
    • B01D61/50—Stacks of the plate-and-frame type
    • 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
    • B01D61/58—Multistep processes
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/28—Purification; Separation
    • C01D1/30—Purification; Separation by crystallisation
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/28—Purification; Separation
    • C01D1/32—Purification; Separation by absorption or precipitation
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • C01D1/28—Purification; Separation
    • C01D1/38—Purification; Separation by dialysis
    • 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
    • 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
    • C25B1/14—Alkali metal compounds
    • C25B1/16—Hydroxides
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • 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
    • B01D2311/10—Temperature control
    • 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
    • B01D2311/18—Details relating to membrane separation process operations and control pH control
    • 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
    • B01D2311/2623—Ion-Exchange
    • 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
    • B01D2311/2626—Absorption or adsorption
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Supply & Treatment (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Nanotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Secondary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

La invención divulga un método y un sistema para preparar hidróxido de litio de grado de batería y de alto grado de pureza y carbonato de litio desde fuentes de litio con altas impurezas. El método comprende pasos para la preparación de una solución de sal de litio refinada, la preparación de hidróxido de litio de grado de batería, la preparación de hidróxido de litio de alto grado de pureza, la preparación de carbonato de litio de alto grado de pureza y la preparación de carbonato de litio de grado de batería. El sistema comprende un subsistema de preparación de solución de sal de litio refinada, un subsistema de preparación de hidróxido de litio de grado de batería, un subsistema de preparación de hidróxido de litio de alto grado de pureza, un subsistema de preparación de carbonato de litio de alto grado de pureza y un subsistema de preparación de carbonato de litio de grado de batería dispuestos a su vez de acuerdo con la secuencia de producción. Para tratar las fuentes de litio con altas impurezas que varían en el contenido de litio, en las categorías de impurezas y en el contenido de impurezas, la invención propone combinaciones diferenciadas de métodos de tratamiento físicos y químicos para adaptar las variaciones de la calidad de las fuentes de litio con altas impurezas y cumplir los requisitos de calidad para la producción de productos de hidróxido de litio de grado de batería y alto grado de pureza y carbonato de litio. En comparación con los procesos y tecnologías de producción existentes, el método de la invención es ampliamente adaptable, la mayor parte de los subproductos son reciclables y el proceso es económico y amigable con el medio ambiente.
CL2020000748A 2019-01-18 2020-03-23 Método y sistema para preparar hidróxido de litio y carbonato de litio de grado de batería y de alto grado de pureza de fuentes de litio con altas impurezas. CL2020000748A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910048646.XA CN109650414B (zh) 2019-01-18 2019-01-18 高杂质锂源制备电池级、高纯级的氢氧化锂和碳酸锂的方法及系统

Publications (1)

Publication Number Publication Date
CL2020000748A1 true CL2020000748A1 (es) 2021-02-05

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ID=66120176

Family Applications (2)

Application Number Title Priority Date Filing Date
CL2020000748A CL2020000748A1 (es) 2019-01-18 2020-03-23 Método y sistema para preparar hidróxido de litio y carbonato de litio de grado de batería y de alto grado de pureza de fuentes de litio con altas impurezas.
CL2022000827A CL2022000827A1 (es) 2019-01-18 2022-04-01 Sistema para preparar hidróxido de litio y carbonato de litio de grado de batería y de alto grado de pureza de fuentes de litio con altas impurezas.

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Country Status (9)

Country Link
US (2) US11097954B2 (es)
EP (2) EP4019468A1 (es)
JP (2) JP6913329B2 (es)
KR (1) KR102190786B1 (es)
CN (1) CN109650414B (es)
AR (1) AR115956A1 (es)
AU (2) AU2019333834A1 (es)
CL (2) CL2020000748A1 (es)
WO (1) WO2020147224A1 (es)

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US11578414B2 (en) 2019-09-25 2023-02-14 Ecostar-Nautech Co., Ltd. Method for producing lithium hydroxide monohydrate from brines

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CN109650414B (zh) * 2019-01-18 2020-01-14 成都开飞高能化学工业有限公司 高杂质锂源制备电池级、高纯级的氢氧化锂和碳酸锂的方法及系统
CN109971977B (zh) * 2019-03-11 2021-07-02 西安蓝晓科技新材料股份有限公司 一种用于从红土镍矿浸提液中回收金属镍、钴的方法
KR102085016B1 (ko) 2019-09-11 2020-03-09 대진대학교 산학협력단 황산 이온 불순물을 제거하는 탄산리튬의 정제 방법

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Publication number Priority date Publication date Assignee Title
US11578414B2 (en) 2019-09-25 2023-02-14 Ecostar-Nautech Co., Ltd. Method for producing lithium hydroxide monohydrate from brines

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US20210323833A1 (en) 2021-10-21
AR115956A1 (es) 2021-03-17
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