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ES2117982T3 - Procedimiento para la electrolisis de una solucion acuosa de cloruro potasico. - Google Patents

Procedimiento para la electrolisis de una solucion acuosa de cloruro potasico.

Info

Publication number
ES2117982T3
ES2117982T3 ES94108515T ES94108515T ES2117982T3 ES 2117982 T3 ES2117982 T3 ES 2117982T3 ES 94108515 T ES94108515 T ES 94108515T ES 94108515 T ES94108515 T ES 94108515T ES 2117982 T3 ES2117982 T3 ES 2117982T3
Authority
ES
Spain
Prior art keywords
electrolysis
procedure
aqueous solution
potassic
sulphate
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
Application number
ES94108515T
Other languages
English (en)
Inventor
Rudiger D Honigschmid-Grossich
Peter Dr Schmittinger
Ingo Dr Stahl
Karl-Rainer Wambach-Sommerhoff
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.)
Huels AG
Original Assignee
Huels AG
Chemische Werke Huels AG
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 Huels AG, Chemische Werke Huels AG filed Critical Huels AG
Application granted granted Critical
Publication of ES2117982T3 publication Critical patent/ES2117982T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D3/00—Halides of sodium, potassium or alkali metals in general
    • C01D3/14—Purification
    • C01D3/16—Purification by precipitation or adsorption
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • 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
    • C25B15/00—Operating or servicing cells
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Electrolytic Production Of Metals (AREA)

Abstract

LA INVENCION SE REFIERE A UN PROCEDIMIENTO PARA LA ELECTROLISIS DE UNA SOLUCION DE CLORURO POTASICO ACUOSO. LOS IONES DE SULFATO, A PARTIR DE LA SOLUCION DE CLORURO POTASICO ACUOSO, SE ELIMINAN MEDIANTE PRECIPITACION COMO SULFATO POTASICO Y/O COMO MEZCLA DE SALES QUE CONTIENE SULFATO POTASICO Y/O COMO COMPUESTOS QUE CONTIENEN POTASIO.
ES94108515T 1993-08-04 1994-06-03 Procedimiento para la electrolisis de una solucion acuosa de cloruro potasico. Expired - Lifetime ES2117982T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4326128A DE4326128A1 (de) 1993-08-04 1993-08-04 Verfahren zur Elektrolyse einer wäßrigen Kaliumchlorid-Lösung

Publications (1)

Publication Number Publication Date
ES2117982T3 true ES2117982T3 (es) 1998-09-01

Family

ID=6494418

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94108515T Expired - Lifetime ES2117982T3 (es) 1993-08-04 1994-06-03 Procedimiento para la electrolisis de una solucion acuosa de cloruro potasico.

Country Status (7)

Country Link
US (1) US5482696A (es)
EP (1) EP0638518B1 (es)
JP (1) JPH0776789A (es)
KR (1) KR950006029A (es)
CA (1) CA2129280A1 (es)
DE (2) DE4326128A1 (es)
ES (1) ES2117982T3 (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2782709B1 (fr) * 1998-08-26 2001-02-02 Solvay Procede pour la production de cristaux de chlorure de sodium
US6962662B2 (en) * 2000-07-13 2005-11-08 Stephen Ray Wurzburger Process for treating lightly contaminated acid mine water
US6478971B1 (en) 2000-09-21 2002-11-12 Cargill, Incorporated Process for removing sulfate from an aqueous salt solution
EP1483032B1 (de) * 2002-03-08 2007-03-28 Drm, Dr. Müller Ag Verfahren zur kontinuierlichen filtration einer rohsole für die verwendung in der chlor-alkali elektrolyse
JP2009114487A (ja) * 2007-11-02 2009-05-28 久慶 ▲福▼▲楊▼ 電気分解を利用した電解装置及びこれの気液分離装置
US20110024359A1 (en) * 2009-07-29 2011-02-03 General Electric Company Method for removing chloride from aqueous solution
DE102010012386A1 (de) 2010-03-22 2011-09-22 Jörg Beckmann Verfahren zur Herstellung eines polymeren Kunststoffs sowie ein damit hergestelltes Erzeugnis
TWI406820B (zh) * 2010-08-17 2013-09-01 Univ Nat Taipei Technology Treatment of chlorine - containing wastewater
WO2013184699A1 (en) * 2012-06-04 2013-12-12 Halosource, Inc. Method for removing sulfate anions from an aqueous solution
US9869028B2 (en) 2012-08-22 2018-01-16 Chemetics Inc. Side stream removal of impurities in electrolysis systems
EP3400322B1 (en) * 2016-03-01 2022-06-08 Siemens Aktiengesellschaft A technique for activating sulfur-based electrode for an electrolyser
CN112591770B (zh) * 2020-10-09 2024-03-26 上海氯德新材料科技有限公司 淡盐水提纯分离硫酸钾的生产工艺及装置
US11339481B1 (en) * 2021-08-06 2022-05-24 Lithium Ark Holding B.V. Production of lithium hydroxide and lithium carbonate
CN114774948B (zh) * 2022-03-18 2024-02-06 西安吉利电子新材料股份有限公司 一种一步法电解氯化钾制取电子级氢氧化钾及多种电子化学品的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH396858A (de) * 1959-05-15 1965-08-15 Ciba Geigy Verfahren zum Reinigen von Sole
US3271106A (en) * 1963-10-09 1966-09-06 Int Minerals & Chem Corp Production of potassium sulfate and potassium chloride
US3941667A (en) * 1975-03-21 1976-03-02 Friedrich Uhde Gmbh Method for the reprocessing of cell liquor from diaphragm cell electrolysis plants
DE2709728C2 (de) * 1977-03-05 1981-10-29 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Chlor und Alkalihydroxid durch Elektrolyse unter Einsatz von calcium- und/oder sulfathaltigem Rohsalz
JPS5565372A (en) * 1978-11-10 1980-05-16 Asahi Glass Co Ltd Electrolyzing method of aqueous potassium chloride solution
DE3805266A1 (de) * 1988-02-19 1989-08-24 Wacker Chemie Gmbh Verfahren zur sulfatentfernung aus alkalichlorid-sole

Also Published As

Publication number Publication date
KR950006029A (ko) 1995-03-20
EP0638518A2 (de) 1995-02-15
DE59405881D1 (de) 1998-06-10
CA2129280A1 (en) 1995-02-05
DE4326128A1 (de) 1995-02-09
US5482696A (en) 1996-01-09
EP0638518B1 (de) 1998-05-06
EP0638518A3 (de) 1995-03-08
JPH0776789A (ja) 1995-03-20

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