DE69622188D1 - Verfahren zum starten einer chlor-alkali diaphragmazelle - Google Patents

Verfahren zum starten einer chlor-alkali diaphragmazelle

Info

Publication number
DE69622188D1
DE69622188D1 DE69622188T DE69622188T DE69622188D1 DE 69622188 D1 DE69622188 D1 DE 69622188D1 DE 69622188 T DE69622188 T DE 69622188T DE 69622188 T DE69622188 T DE 69622188T DE 69622188 D1 DE69622188 D1 DE 69622188D1
Authority
DE
Germany
Prior art keywords
diaphragic
starting
cell
chlorine alkali
chlorine
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
DE69622188T
Other languages
English (en)
Other versions
DE69622188T2 (de
Inventor
Bernard A Maloney
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.)
PPG Industries Ohio Inc
Original Assignee
PPG Industries Ohio Inc
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 PPG Industries Ohio Inc filed Critical PPG Industries Ohio Inc
Application granted granted Critical
Publication of DE69622188D1 publication Critical patent/DE69622188D1/de
Publication of DE69622188T2 publication Critical patent/DE69622188T2/de
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
    • 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

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)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
DE69622188T 1995-07-26 1996-07-23 Verfahren zum starten einer chlor-alkali diaphragmazelle Expired - Lifetime DE69622188T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/507,173 US5630930A (en) 1995-07-26 1995-07-26 Method for starting a chlor-alkali diaphragm cell
PCT/US1996/012096 WO1997005300A1 (en) 1995-07-26 1996-07-23 Method for starting a chlor-alkali diaphragm cell

Publications (2)

Publication Number Publication Date
DE69622188D1 true DE69622188D1 (de) 2002-08-08
DE69622188T2 DE69622188T2 (de) 2003-03-20

Family

ID=24017544

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69622188T Expired - Lifetime DE69622188T2 (de) 1995-07-26 1996-07-23 Verfahren zum starten einer chlor-alkali diaphragmazelle

Country Status (5)

Country Link
US (1) US5630930A (de)
EP (1) EP0865517B1 (de)
CA (1) CA2223854C (de)
DE (1) DE69622188T2 (de)
WO (1) WO1997005300A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19650316A1 (de) * 1996-12-04 1998-06-10 Basf Ag Verfahren zur Modifikation des Durchflußwiderstandes von Diaphragmen
US6296745B1 (en) 2000-04-28 2001-10-02 Ppg Industries Ohio, Inc. Method of operating chlor-alkali electrolytic cells
US7329332B2 (en) * 2004-08-25 2008-02-12 Ppg Industries Ohio, Inc. Diaphragm for electrolytic cell
US7618527B2 (en) * 2005-08-31 2009-11-17 Ppg Industries Ohio, Inc. Method of operating a diaphragm electrolytic cell
US8460536B2 (en) * 2006-01-19 2013-06-11 Eagle Controlled 2 Ohio Spinco, Inc. Diaphragm for electrolytic cell
US8784620B2 (en) 2010-05-13 2014-07-22 Axiall Ohio, Inc. Method of operating a diaphragm electrolytic cell
WO2019055815A1 (en) * 2017-09-15 2019-03-21 Dow Global Technologies Llc ELECTROLYTE PERMEABLE DIAPHRAGM
WO2019055801A1 (en) * 2017-09-15 2019-03-21 Dow Global Technologies Llc TEMPORARY MODIFICATION OF THE PERMEABILITY OF A PERMEABLE DIAPHRAGM TO ELECTROLYTES
EP3670706B1 (de) * 2018-12-18 2024-02-21 Covestro Deutschland AG Verfahren zur membran-elektrolyse von alkalichloridlösungen mit gasdiffusionselektrode

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE795460A (fr) * 1972-02-16 1973-08-16 Diamond Shamrock Corp Perfectionnements relatifs a des cuves electrolytiques
US3991251A (en) * 1973-10-03 1976-11-09 Ppg Industries, Inc. Treatment of asbestos diaphragms and resulting diaphragm
US4210515A (en) * 1975-02-10 1980-07-01 Basf Wyandotte Corporation Thermoplastic fibers as separator or diaphragm in electrochemical cells
US4278524A (en) * 1977-09-26 1981-07-14 Olin Corporation Diaphragms for use in the electrolysis of alkali metal chlorides
US4207163A (en) * 1977-09-26 1980-06-10 Olin Corporation Diaphragms for use in the electrolysis of alkali metal chlorides
US4184939A (en) * 1977-09-26 1980-01-22 Olin Corporation Diaphragms for use in the electrolysis of alkali metal chlorides
US4216072A (en) * 1977-11-10 1980-08-05 Olin Corporation Diaphragms for use in the electrolysis of alkali metal chlorides
US4170539A (en) * 1978-10-20 1979-10-09 Ppg Industries, Inc. Diaphragm having zirconium oxide and a hydrophilic fluorocarbon resin in a hydrophobic matrix
US4170537A (en) * 1978-10-20 1979-10-09 Ppg Industries, Inc. Method of preparing a diaphragm having a gel of a hydrous oxide of zirconium in a porous matrix
US4170538A (en) * 1978-10-20 1979-10-09 Ppg Industries, Inc. Diaphragm having zirconium and magnesium compounds in a porous matrix
US4173526A (en) * 1978-11-21 1979-11-06 E. I. Du Pont De Nemours And Company Chlor-alkali cell diaphragm and its treatment
US4416757A (en) * 1978-12-22 1983-11-22 Olin Corporation Coated thermoplastic polymer diaphragms and a method for their preparation
US4253935A (en) * 1979-09-19 1981-03-03 Ppg Industries, Inc. Method of preparing a diaphragm having a gel of a hydrous oxide or zirconium in a porous matrix
US4606805A (en) * 1982-09-03 1986-08-19 The Dow Chemical Company Electrolyte permeable diaphragm and method of making same
US4665120A (en) * 1983-01-27 1987-05-12 Eltech Systems Corporation Modified liquid permeable asbestos diaphragms with improved dimensional stability
US4853101A (en) * 1984-09-17 1989-08-01 Eltech Systems Corporation Porous separator comprising inorganic/polymer composite fiber and method of making same
US4666573A (en) * 1985-09-05 1987-05-19 Ppg Industries, Inc. Synthetic diaphragm and process of use thereof
US4720334A (en) * 1986-11-04 1988-01-19 Ppg Industries, Inc. Diaphragm for electrolytic cell
US4680101A (en) * 1986-11-04 1987-07-14 Ppg Industries, Inc. Electrolyte permeable diaphragm including a polymeric metal oxide
US5192401A (en) * 1988-12-14 1993-03-09 Ppg Industries, Inc. Diaphragm for use in chlor-alkali cells
US5188712A (en) * 1991-01-03 1993-02-23 Ppg Industries, Inc. Diaphragm for use in chlor-alkali cells

Also Published As

Publication number Publication date
CA2223854A1 (en) 1997-02-13
CA2223854C (en) 2001-05-08
DE69622188T2 (de) 2003-03-20
EP0865517A1 (de) 1998-09-23
WO1997005300A1 (en) 1997-02-13
US5630930A (en) 1997-05-20
EP0865517B1 (de) 2002-07-03
EP0865517A4 (de) 1998-10-07

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