EP4743404A1 - PLANT FOR THE ELECTRICAL PRODUCTION OF SODIUM CARBONATE OR BICARBONATE - Google Patents

PLANT FOR THE ELECTRICAL PRODUCTION OF SODIUM CARBONATE OR BICARBONATE

Info

Publication number
EP4743404A1
EP4743404A1 EP24740184.7A EP24740184A EP4743404A1 EP 4743404 A1 EP4743404 A1 EP 4743404A1 EP 24740184 A EP24740184 A EP 24740184A EP 4743404 A1 EP4743404 A1 EP 4743404A1
Authority
EP
European Patent Office
Prior art keywords
bicarbonate
plant
sodium carbonate
electrical production
electrical
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.)
Pending
Application number
EP24740184.7A
Other languages
German (de)
French (fr)
Inventor
La Hoz Jose Manuel De
Gimenez Salvador Asensio
Dominique Horbez
Perrine Davoine
Hugo Walravens
Claude Criado
Vasil Bonev
Luca Saoner
Karine Cavalier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Solvay SA
Original Assignee
Solvay SA
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 Solvay SA filed Critical Solvay SA
Publication of EP4743404A1 publication Critical patent/EP4743404A1/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D7/00—Carbonates of sodium, potassium or alkali metals in general
    • C01D7/07—Preparation from the 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
    • B01D61/42—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
    • B01D61/46—Apparatus therefor
    • B01D61/464—Apparatus therefor comprising the membrane sequence CC
    • 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
    • B01D61/466—Apparatus therefor comprising the membrane sequence BC or CB
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
    • C02F1/4693—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electrodialysis

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Electrochemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Molecular Biology (AREA)
  • Analytical Chemistry (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
EP24740184.7A 2023-07-14 2024-07-15 PLANT FOR THE ELECTRICAL PRODUCTION OF SODIUM CARBONATE OR BICARBONATE Pending EP4743404A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP23185625 2023-07-14
PCT/EP2024/069989 WO2025016961A1 (en) 2023-07-14 2024-07-15 Plant for electrically producing sodium carbonate or bicarbonate

Publications (1)

Publication Number Publication Date
EP4743404A1 true EP4743404A1 (en) 2026-05-20

Family

ID=87340812

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24740184.7A Pending EP4743404A1 (en) 2023-07-14 2024-07-15 PLANT FOR THE ELECTRICAL PRODUCTION OF SODIUM CARBONATE OR BICARBONATE

Country Status (3)

Country Link
EP (1) EP4743404A1 (en)
CN (1) CN121487896A (en)
WO (1) WO2025016961A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4219396A (en) * 1979-08-03 1980-08-26 Allied Chemical Corporation Electrodialytic process
DE3834807A1 (en) * 1988-10-13 1990-05-10 Kali Chemie Ag METHOD FOR PRODUCING CARBONIC SALTS OF ALKALI METALS
IT1280011B1 (en) 1993-12-24 1997-12-23 Solvay PROCESS OF MANUFACTURING AN HYDROXIDE OF AN ALKALINE METAL
FR2807950B1 (en) 2000-04-19 2002-07-19 Solvay METHOD FOR MANUFACTURING A BIPOLAR MEMBRANE AND USE OF THE BIPOLAR MEMBRANE THUS OBTAINED

Also Published As

Publication number Publication date
CN121487896A (en) 2026-02-06
WO2025016961A1 (en) 2025-01-23

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