DE69807638D1 - Verfahren zur Abschaltung einer Membran-Elektrolysezelle mit Sauerstoff verzehrende Kathode - Google Patents

Verfahren zur Abschaltung einer Membran-Elektrolysezelle mit Sauerstoff verzehrende Kathode

Info

Publication number
DE69807638D1
DE69807638D1 DE69807638T DE69807638T DE69807638D1 DE 69807638 D1 DE69807638 D1 DE 69807638D1 DE 69807638 T DE69807638 T DE 69807638T DE 69807638 T DE69807638 T DE 69807638T DE 69807638 D1 DE69807638 D1 DE 69807638D1
Authority
DE
Germany
Prior art keywords
electrolysis cell
demineralized water
membrane electrolysis
oxygen
compartment
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 - Fee Related
Application number
DE69807638T
Other languages
English (en)
Other versions
DE69807638T2 (de
Inventor
Francoise Andolfatto
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.)
Arkema France SA
Original Assignee
Atofina 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 Atofina SA filed Critical Atofina SA
Publication of DE69807638D1 publication Critical patent/DE69807638D1/de
Application granted granted Critical
Publication of DE69807638T2 publication Critical patent/DE69807638T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • C25B15/00—Operating or servicing cells
    • C25B15/02—Process control or regulation
    • C25B15/023—Measuring, analysing or testing during electrolytic production
    • 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
    • C25B15/00—Operating or servicing cells
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
    • 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
DE69807638T 1997-12-10 1998-12-03 Verfahren zur Abschaltung einer Membran-Elektrolysezelle mit Sauerstoff verzehrende Kathode Expired - Fee Related DE69807638T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9715607A FR2772051B1 (fr) 1997-12-10 1997-12-10 Procede d'immobilisation d'une cellule d'electrolyse a membrane et a cathode a reduction d'oxygene

Publications (2)

Publication Number Publication Date
DE69807638D1 true DE69807638D1 (de) 2002-10-10
DE69807638T2 DE69807638T2 (de) 2003-05-22

Family

ID=9514399

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69807638T Expired - Fee Related DE69807638T2 (de) 1997-12-10 1998-12-03 Verfahren zur Abschaltung einer Membran-Elektrolysezelle mit Sauerstoff verzehrende Kathode

Country Status (13)

Country Link
US (1) US6203687B1 (de)
EP (1) EP0922789B1 (de)
JP (1) JP3140743B2 (de)
KR (1) KR100282769B1 (de)
CN (1) CN1106458C (de)
AT (1) ATE223522T1 (de)
BR (1) BR9805256A (de)
CA (1) CA2254001C (de)
DE (1) DE69807638T2 (de)
ES (1) ES2182247T3 (de)
FR (1) FR2772051B1 (de)
NO (1) NO320764B1 (de)
PT (1) PT922789E (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001020089A (ja) * 1999-07-07 2001-01-23 Toagosei Co Ltd 塩化アルカリ電解槽の保護方法及び保護装置
US7769355B2 (en) * 2005-01-19 2010-08-03 Micro Mobio Corporation System-in-package wireless communication device comprising prepackaged power amplifier
DE102007005541A1 (de) * 2007-02-03 2008-08-07 Bayer Materialscience Ag Verfahren zur elektrochemischen Entchlorung von Anolytsole aus der NaCI-Elektrolyse
US7819932B2 (en) * 2008-04-10 2010-10-26 Carbon Blue-Energy, LLC Method and system for generating hydrogen-enriched fuel gas for emissions reduction and carbon dioxide for sequestration
DE102012204041A1 (de) * 2012-03-15 2013-09-19 Bayer Materialscience Aktiengesellschaft Verfahren zur Elektrolyse von Alkalichloriden mit Sauerstoffverzehrelektroden, die Öffnungen aufweisen
DE102012204040A1 (de) * 2012-03-15 2013-09-19 Bayer Materialscience Aktiengesellschaft Verfahren zur Elektrolyse von Alkalichloriden mit Sauerstoffverzehrelektroden
DE102013226414A1 (de) * 2013-12-18 2015-06-18 Evonik Industries Ag Vorrichtung und Verfahren zum flexiblen Einsatz von Strom
JP6322558B2 (ja) * 2014-11-28 2018-05-09 富士フイルム株式会社 水素発生電極の再生方法
CN105355991A (zh) * 2015-10-29 2016-02-24 广州道动新能源有限公司 一种利用电解液的导通实现多电解液电池电芯开关的方法
EP3670706B1 (de) * 2018-12-18 2024-02-21 Covestro Deutschland AG Verfahren zur membran-elektrolyse von alkalichloridlösungen mit gasdiffusionselektrode

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4185142A (en) * 1978-08-09 1980-01-22 Diamond Shamrock Corporation Oxygen electrode rejuvenation methods
JPS6017279A (ja) * 1983-07-11 1985-01-29 Tamagawa Seiki Kk 電歪振動子を用いる気体ポンプ
JP3192763B2 (ja) * 1992-06-30 2001-07-30 旭硝子株式会社 電解槽を再起用する方法

Also Published As

Publication number Publication date
ATE223522T1 (de) 2002-09-15
PT922789E (pt) 2003-01-31
ES2182247T3 (es) 2003-03-01
CN1106458C (zh) 2003-04-23
JP3140743B2 (ja) 2001-03-05
CA2254001C (fr) 2002-04-23
NO985785L (no) 1999-06-11
JPH11269690A (ja) 1999-10-05
CN1224082A (zh) 1999-07-28
NO985785D0 (no) 1998-12-10
KR19990062970A (ko) 1999-07-26
EP0922789A1 (de) 1999-06-16
FR2772051A1 (fr) 1999-06-11
FR2772051B1 (fr) 1999-12-31
KR100282769B1 (ko) 2001-05-02
CA2254001A1 (fr) 1999-06-10
US6203687B1 (en) 2001-03-20
EP0922789B1 (de) 2002-09-04
NO320764B1 (no) 2006-01-23
BR9805256A (pt) 1999-12-14
DE69807638T2 (de) 2003-05-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee