EP2639339A3 - Verfahren zur Elektrolyse von Alkalichloriden mit Sauerstoffverzehrelektroden, die Öffnungen aufweisen - Google Patents

Verfahren zur Elektrolyse von Alkalichloriden mit Sauerstoffverzehrelektroden, die Öffnungen aufweisen Download PDF

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Publication number
EP2639339A3
EP2639339A3 EP13158548.1A EP13158548A EP2639339A3 EP 2639339 A3 EP2639339 A3 EP 2639339A3 EP 13158548 A EP13158548 A EP 13158548A EP 2639339 A3 EP2639339 A3 EP 2639339A3
Authority
EP
European Patent Office
Prior art keywords
electrolysis
openings
oxygen consumption
alkali chlorides
consumption electrodes
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.)
Withdrawn
Application number
EP13158548.1A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2639339A2 (de
Inventor
Andreas Bulan
Jürgen KINTRUP
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.)
Covestro Deutschland AG
Original Assignee
Bayer Intellectual Property GmbH
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 Bayer Intellectual Property GmbH filed Critical Bayer Intellectual Property GmbH
Publication of EP2639339A2 publication Critical patent/EP2639339A2/de
Publication of EP2639339A3 publication Critical patent/EP2639339A3/de
Withdrawn legal-status Critical Current

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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
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
    • C25B11/03—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form perforated or foraminous
    • 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
    • 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
    • C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
    • 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
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
    • C25B11/03—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form perforated or foraminous
    • C25B11/031—Porous electrodes
    • 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
    • C25B15/02—Process control or regulation
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Automation & Control Theory (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
EP13158548.1A 2012-03-15 2013-03-11 Verfahren zur Elektrolyse von Alkalichloriden mit Sauerstoffverzehrelektroden, die Öffnungen aufweisen Withdrawn EP2639339A3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE201210204041 DE102012204041A1 (de) 2012-03-15 2012-03-15 Verfahren zur Elektrolyse von Alkalichloriden mit Sauerstoffverzehrelektroden, die Öffnungen aufweisen

Publications (2)

Publication Number Publication Date
EP2639339A2 EP2639339A2 (de) 2013-09-18
EP2639339A3 true EP2639339A3 (de) 2015-06-10

Family

ID=47843157

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13158548.1A Withdrawn EP2639339A3 (de) 2012-03-15 2013-03-11 Verfahren zur Elektrolyse von Alkalichloriden mit Sauerstoffverzehrelektroden, die Öffnungen aufweisen

Country Status (8)

Country Link
US (1) US20130240372A1 (ja)
EP (1) EP2639339A3 (ja)
JP (2) JP6549816B2 (ja)
KR (1) KR20130105505A (ja)
CN (1) CN103305865B (ja)
DE (1) DE102012204041A1 (ja)
RU (1) RU2013111435A (ja)
TW (1) TW201406996A (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9200375B2 (en) 2011-05-19 2015-12-01 Calera Corporation Systems and methods for preparation and separation of products
TWI633206B (zh) 2013-07-31 2018-08-21 卡利拉股份有限公司 使用金屬氧化物之電化學氫氧化物系統及方法
CA2958089C (en) 2014-09-15 2021-03-16 Calera Corporation Electrochemical systems and methods using metal halide to form products
US10266954B2 (en) 2015-10-28 2019-04-23 Calera Corporation Electrochemical, halogenation, and oxyhalogenation systems and methods
DE102016217989A1 (de) 2016-09-20 2018-03-22 Siemens Aktiengesellschaft Vorrichtung zum kontinuierlichen Betrieb einer Elektrolysezelle mit gasförmigem Substrat und Gasdiffusionselektrode
US10619254B2 (en) 2016-10-28 2020-04-14 Calera Corporation Electrochemical, chlorination, and oxychlorination systems and methods to form propylene oxide or ethylene oxide
US10556848B2 (en) 2017-09-19 2020-02-11 Calera Corporation Systems and methods using lanthanide halide
JP6813526B2 (ja) 2018-03-16 2021-01-13 株式会社東芝 二酸化炭素の電解セルと電解装置
US10590054B2 (en) 2018-05-30 2020-03-17 Calera Corporation Methods and systems to form propylene chlorohydrin from dichloropropane using Lewis acid
EP3670706B1 (de) * 2018-12-18 2024-02-21 Covestro Deutschland AG Verfahren zur membran-elektrolyse von alkalichloridlösungen mit gasdiffusionselektrode

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS558413A (en) * 1978-06-30 1980-01-22 Toagosei Chem Ind Co Ltd Protecting method of stop electrolytic cell
US4332662A (en) * 1980-07-07 1982-06-01 Hooker Chemicals & Plastics Corp. Electrolytic cell having a depolarized cathode
US4919791A (en) * 1985-04-25 1990-04-24 Olin Corporation Controlled operation of high current density oxygen consuming cathode cells to prevent hydrogen formation
US5168005A (en) * 1990-12-21 1992-12-01 E. I. Du Pont De Nemours And Company Multiaxially reinforced membrane
US6117286A (en) * 1997-10-16 2000-09-12 Permelec Electrode Ltd. Electrolytic cell employing gas diffusion electrode
JP2002249889A (ja) * 2001-02-22 2002-09-06 Association For The Progress Of New Chemistry 電解槽の運転開始方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4364806A (en) 1981-05-08 1982-12-21 Diamond Shamrock Corporation Gas electrode shutdown procedure
US4578159A (en) 1985-04-25 1986-03-25 Olin Corporation Electrolysis of alkali metal chloride brine in catholyteless membrane cells employing an oxygen consuming cathode
FR2772051B1 (fr) * 1997-12-10 1999-12-31 Atochem Elf Sa Procede d'immobilisation d'une cellule d'electrolyse a membrane et a cathode a reduction d'oxygene
JP3645703B2 (ja) * 1998-01-09 2005-05-11 ペルメレック電極株式会社 ガス拡散電極構造体
IT1317753B1 (it) 2000-02-02 2003-07-15 Nora S P A Ora De Nora Impiant Cella di elettrolisi con elettrodo a diffusione di gas.
JP2003041388A (ja) * 2001-07-31 2003-02-13 Association For The Progress Of New Chemistry イオン交換膜電解槽および電解方法
JP2004300510A (ja) 2003-03-31 2004-10-28 Mitsui Chemicals Inc ガス拡散陰極を用いたイオン交換膜型電解槽の保護方法
ITMI20061388A1 (it) 2006-07-18 2008-01-19 Uhdenora Spa Procedimento per la protezione di celle elettroniche equipaggiate con elettrodoti a diffusione gassosa in condizioni di fermata

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS558413A (en) * 1978-06-30 1980-01-22 Toagosei Chem Ind Co Ltd Protecting method of stop electrolytic cell
US4332662A (en) * 1980-07-07 1982-06-01 Hooker Chemicals & Plastics Corp. Electrolytic cell having a depolarized cathode
US4919791A (en) * 1985-04-25 1990-04-24 Olin Corporation Controlled operation of high current density oxygen consuming cathode cells to prevent hydrogen formation
US5168005A (en) * 1990-12-21 1992-12-01 E. I. Du Pont De Nemours And Company Multiaxially reinforced membrane
US6117286A (en) * 1997-10-16 2000-09-12 Permelec Electrode Ltd. Electrolytic cell employing gas diffusion electrode
JP2002249889A (ja) * 2001-02-22 2002-09-06 Association For The Progress Of New Chemistry 電解槽の運転開始方法

Also Published As

Publication number Publication date
CN103305865A (zh) 2013-09-18
EP2639339A2 (de) 2013-09-18
RU2013111435A (ru) 2014-09-20
US20130240372A1 (en) 2013-09-19
CN103305865B (zh) 2017-08-11
JP6549816B2 (ja) 2019-07-24
KR20130105505A (ko) 2013-09-25
TW201406996A (zh) 2014-02-16
DE102012204041A1 (de) 2013-09-19
JP2013194323A (ja) 2013-09-30
JP2018048411A (ja) 2018-03-29

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