IT1110860B - Diaframma per celle elettrolitiche per l'elettrolisi di cloruri di metalli alcalini - Google Patents

Diaframma per celle elettrolitiche per l'elettrolisi di cloruri di metalli alcalini

Info

Publication number
IT1110860B
IT1110860B IT51042/78A IT5104278A IT1110860B IT 1110860 B IT1110860 B IT 1110860B IT 51042/78 A IT51042/78 A IT 51042/78A IT 5104278 A IT5104278 A IT 5104278A IT 1110860 B IT1110860 B IT 1110860B
Authority
IT
Italy
Prior art keywords
electrolysis
diaphragm
metal chloride
alkaline metal
electrolytic cells
Prior art date
Application number
IT51042/78A
Other languages
English (en)
Other versions
IT7851042A0 (it
Original Assignee
Olin Corp
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 Olin Corp filed Critical Olin Corp
Publication of IT7851042A0 publication Critical patent/IT7851042A0/it
Application granted granted Critical
Publication of IT1110860B publication Critical patent/IT1110860B/it

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
    • 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
    • C25B13/00—Diaphragms; Spacing elements
    • C25B13/04—Diaphragms; Spacing elements characterised by the material
IT51042/78A 1977-09-26 1978-09-11 Diaframma per celle elettrolitiche per l'elettrolisi di cloruri di metalli alcalini IT1110860B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/836,636 US4184939A (en) 1977-09-26 1977-09-26 Diaphragms for use in the electrolysis of alkali metal chlorides

Publications (2)

Publication Number Publication Date
IT7851042A0 IT7851042A0 (it) 1978-09-11
IT1110860B true IT1110860B (it) 1986-01-06

Family

ID=25272385

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51042/78A IT1110860B (it) 1977-09-26 1978-09-11 Diaframma per celle elettrolitiche per l'elettrolisi di cloruri di metalli alcalini

Country Status (11)

Country Link
US (1) US4184939A (it)
JP (1) JPS5461081A (it)
AU (1) AU3887678A (it)
BE (1) BE870771A (it)
BR (1) BR7805513A (it)
CA (1) CA1129812A (it)
DE (1) DE2841663A1 (it)
FR (1) FR2404057A1 (it)
GB (1) GB2004916B (it)
IT (1) IT1110860B (it)
NL (1) NL7808351A (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4278524A (en) * 1977-09-26 1981-07-14 Olin Corporation Diaphragms for use in the electrolysis of alkali metal chlorides
FR2465797A1 (fr) * 1979-09-20 1981-03-27 Olin Corp Diaphragme poreux pour cellule d'electrolyse de solutions de chlorures alcalins
US4544474A (en) * 1981-12-21 1985-10-01 Olin Corporation Porous diaphragms for electrolytic cells having non-uniform hydrophobicity
US4468360A (en) * 1981-12-21 1984-08-28 Olin Corporation Preparing porous diaphragms for electrolytic cells having non-uniform hydrophobicity
US4474615A (en) * 1982-07-08 1984-10-02 Showa Denko K.K. Diaphragm for electrolysis and method for production thereof
IT1177236B (it) * 1983-11-17 1987-08-26 Toyo Soda Mfg Co Ltd Procedimento per produrre agenti alcalini caustici
DE4130356C2 (de) * 1991-09-12 1995-01-26 Bitterfeld Wolfen Chemie Fasermaterial aus PTFE und Verfahren zu seiner Herstellung
US5612089A (en) * 1995-07-26 1997-03-18 Ppg Industries, Inc. Method for preparing diaphragm for use in chlor-alkali cells
US5630930A (en) * 1995-07-26 1997-05-20 Ppg Industries, Inc. Method for starting a chlor-alkali diaphragm cell
US5683749A (en) * 1995-07-26 1997-11-04 Ppg Industries, Inc. Method for preparing asbestos-free chlor-alkali diaphragm
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

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB245127A (en) * 1924-12-23 1927-03-21 Jean Billiter Improvements in or relating to filter diaphragms for electrolytic purposes
US1742411A (en) * 1925-07-10 1930-01-07 Firm Schumacher Sche Fabrik G Porous molded body to be used in diffusion, filtration, etc., and process for making the same
US3424659A (en) * 1966-03-14 1969-01-28 Miles Lab Electrolytic reduction process using silicic acid coated membrane
US3702267A (en) * 1970-06-15 1972-11-07 Du Pont Electrochemical cell containing a water-wettable polytetrafluoroethylene separator
US3930886A (en) * 1971-11-11 1976-01-06 Leesona Corporation Porous fluoro-carbon polymer matrices
JPS5026770A (it) * 1973-07-12 1975-03-19
US3847762A (en) * 1973-03-21 1974-11-12 Ppg Industries Inc Process using silicate treated asbestos diaphragms for electrolytic cells
JPS5530253B2 (it) * 1974-03-06 1980-08-09
GB1553302A (en) * 1975-06-27 1979-09-26 Amerace Corp Process for making a flexible plastic battery separator
US4032427A (en) * 1975-11-03 1977-06-28 Olin Corporation Porous anode separator
US4168221A (en) * 1976-10-29 1979-09-18 Olin Corporation Diaphragms for use in the electrolysis of alkali metal chlorides

Also Published As

Publication number Publication date
DE2841663A1 (de) 1979-04-05
IT7851042A0 (it) 1978-09-11
US4184939A (en) 1980-01-22
BR7805513A (pt) 1979-05-29
CA1129812A (en) 1982-08-17
FR2404057B1 (it) 1982-07-30
GB2004916A (en) 1979-04-11
JPS5461081A (en) 1979-05-17
FR2404057A1 (fr) 1979-04-20
GB2004916B (en) 1982-03-10
AU3887678A (en) 1980-02-21
NL7808351A (nl) 1979-03-28
BE870771A (fr) 1979-03-26

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