NO320764B1 - Fremgangsmate for stenging av en elektrolysecelle med en membran og en oksygenreduserende katode - Google Patents

Fremgangsmate for stenging av en elektrolysecelle med en membran og en oksygenreduserende katode Download PDF

Info

Publication number
NO320764B1
NO320764B1 NO19985785A NO985785A NO320764B1 NO 320764 B1 NO320764 B1 NO 320764B1 NO 19985785 A NO19985785 A NO 19985785A NO 985785 A NO985785 A NO 985785A NO 320764 B1 NO320764 B1 NO 320764B1
Authority
NO
Norway
Prior art keywords
cathode
demineralized water
oxygen
cell
emptied
Prior art date
Application number
NO19985785A
Other languages
English (en)
Norwegian (no)
Other versions
NO985785D0 (no
NO985785L (no
Inventor
Francoise Andolfatto
Original Assignee
Arkema
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 Arkema filed Critical Arkema
Publication of NO985785D0 publication Critical patent/NO985785D0/no
Publication of NO985785L publication Critical patent/NO985785L/no
Publication of NO320764B1 publication Critical patent/NO320764B1/no

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Automation & Control Theory (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
NO19985785A 1997-12-10 1998-12-10 Fremgangsmate for stenging av en elektrolysecelle med en membran og en oksygenreduserende katode NO320764B1 (no)

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 (3)

Publication Number Publication Date
NO985785D0 NO985785D0 (no) 1998-12-10
NO985785L NO985785L (no) 1999-06-11
NO320764B1 true NO320764B1 (no) 2006-01-23

Family

ID=9514399

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19985785A NO320764B1 (no) 1997-12-10 1998-12-10 Fremgangsmate for stenging av en elektrolysecelle med en membran og en oksygenreduserende katode

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
KR19990062970A (ko) 1999-07-26
FR2772051B1 (fr) 1999-12-31
DE69807638T2 (de) 2003-05-22
US6203687B1 (en) 2001-03-20
ATE223522T1 (de) 2002-09-15
KR100282769B1 (ko) 2001-05-02
EP0922789A1 (de) 1999-06-16
JPH11269690A (ja) 1999-10-05
BR9805256A (pt) 1999-12-14
NO985785D0 (no) 1998-12-10
PT922789E (pt) 2003-01-31
CN1106458C (zh) 2003-04-23
FR2772051A1 (fr) 1999-06-11
CA2254001A1 (fr) 1999-06-10
CN1224082A (zh) 1999-07-28
EP0922789B1 (de) 2002-09-04
DE69807638D1 (de) 2002-10-10
ES2182247T3 (es) 2003-03-01
JP3140743B2 (ja) 2001-03-05
NO985785L (no) 1999-06-11
CA2254001C (fr) 2002-04-23

Similar Documents

Publication Publication Date Title
Bergner Membrane cells for chlor-alkali electrolysis
US6203687B1 (en) Method for shutting down an electrolysis cell with a membrane and an oxygen-reducing cathode
KR20010086305A (ko) 테트라메틸암모늄 히드록사이드의 합성
CA1253453A (en) Addition of reducing agent to prevent degradation of low hydrogen overvoltage cathode
EP0199957A1 (de) Elektrolyse einer Alkalimetallchloridsole in einer katholytfreien Membranzelle unter Verwendung einer sauerstoffverbrauchenden Kathode
JP3561130B2 (ja) 過酸化水素製造用電解槽
CN102605383A (zh) 一种氢循环电解方法和装置及其在氧化铝生产的应用
US4561949A (en) Apparatus and method for preventing activity loss from electrodes during shutdown
US4510026A (en) Process for electrolysis of sea water
JP3677078B2 (ja) 過酸化水素水の製造方法及び装置
FR2768751B1 (fr) Procede d'electrolyse d'une saumure
JPS622036B2 (de)
JPS586789B2 (ja) 酸化パラジウム系陽極の劣化防止方法
JP2001192875A (ja) 過酸化水素の製造方法及び装置
JPH0114830B2 (de)
JP4062917B2 (ja) 水酸化ナトリウムの製造方法
JP3373175B2 (ja) ガス拡散陰極を用いた塩化アルカリ電解槽の運転開始方法
JP3420790B2 (ja) 塩化アルカリ電解用電解槽及び電解方法
JP3112265B1 (ja) 塩化アルカリ電解方法
JP7500949B2 (ja) アルカリ金属塩化物水溶液の電気分解方法
JPH09195079A (ja) 電解水製造用電解槽
JP4582784B2 (ja) イオン交換膜電解方法
JPH09220573A (ja) ２室型電解槽を使用する電解方法
KR830000620B1 (ko) 공기 감극된 염소-알카리 전해조의 작동방법
CN111647905A (zh) 降低电解槽停车对阴极室损伤的工艺控制方法