BE788557A - DIAPHRAGMS FOR ELECTROLYTIC CELLS - Google Patents

DIAPHRAGMS FOR ELECTROLYTIC CELLS

Info

Publication number
BE788557A
BE788557A BE788557DA BE788557A BE 788557 A BE788557 A BE 788557A BE 788557D A BE788557D A BE 788557DA BE 788557 A BE788557 A BE 788557A
Authority
BE
Belgium
Prior art keywords
diaphragms
electrolytic cells
electrolytic
cells
Prior art date
Application number
Other languages
French (fr)
Inventor
W B Darlington
R T Foster
Original Assignee
Ppg Industries 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.)
Publication date
Publication of BE788557A publication Critical patent/BE788557A/en

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
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20—Manufacture of shaped structures of ion-exchange resins
    • C08J5/22—Films, membranes or diaphragms
    • C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
    • C08J5/2218—Synthetic macromolecular compounds
    • C08J5/2231—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds
    • C08J5/2237—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds containing fluorine
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
BE788557D 1971-09-09 DIAPHRAGMS FOR ELECTROLYTIC CELLS BE788557A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US17915171A 1971-09-09 1971-09-09
US28402272A 1972-08-28 1972-08-28

Publications (1)

Publication Number Publication Date
BE788557A true BE788557A (en) 1973-03-08

Family

ID=26875050

Family Applications (1)

Application Number Title Priority Date Filing Date
BE788557D BE788557A (en) 1971-09-09 DIAPHRAGMS FOR ELECTROLYTIC CELLS

Country Status (6)

Country Link
BE (1) BE788557A (en)
DE (1) DE2243866A1 (en)
FR (1) FR2152788B1 (en)
GB (1) GB1401290A (en)
IT (1) IT974990B (en)
NL (1) NL7212225A (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3976549A (en) * 1973-02-26 1976-08-24 Hooker Chemicals & Plastics Corporation Electrolysis method
JPS551351B2 (en) * 1974-03-07 1980-01-12
US4021327A (en) * 1975-04-29 1977-05-03 E. I. Du Pont De Nemours And Company Reinforced cation permeable separator
US4188469A (en) * 1975-05-20 1980-02-12 E. I. Du Pont De Nemours And Company Composition of hydrophilic fluoropolymers with fibrous matter and liquid carrier
US4186084A (en) * 1975-05-20 1980-01-29 E. I. Du Pont De Nemours And Company Hydrophilic fluoropolymers
FR2314214A2 (en) * 1975-06-11 1977-01-07 Rhone Poulenc Ind PROCESS FOR MANUFACTURING POROUS PLASTIC DIAPHRAGMS AND NEW DIAPHRAGMS SO OBTAINED
JPS526374A (en) * 1975-07-07 1977-01-18 Tokuyama Soda Co Ltd Anode structure for electrolysis
JPS5248598A (en) * 1975-10-17 1977-04-18 Asahi Glass Co Ltd Method for producing alkali hydroxide
MX145160A (en) * 1976-05-21 1982-01-12 Diamond Shamrock Corp METHOD FOR FORMING A MEMBRANE ON A NORMAL DIAPHRAGM CELL FORAMINOUS ELECTRODE
FR2364978A1 (en) * 1976-09-20 1978-04-14 Tokuyama Soda Kk Cathodic element for liq.-phase electrolysis of alkali metal salts - comprises cathode and coating of polymer contg. ion-exchange gp. esp. exchanging fluoride ions, providing high purity hydroxide cpds.
DE2643162C2 (en) * 1976-09-24 1982-02-04 Asahi Glass Co. Ltd., Tokyo Process for the electrolysis of an aqueous solution of sodium chloride
GB1550874A (en) * 1976-10-28 1979-08-22 Asahi Glass Co Ltd Process for producing fluorinated copolymer having ion-exchange groups
US4210501A (en) * 1977-12-09 1980-07-01 General Electric Company Generation of halogens by electrolysis of hydrogen halides in a cell having catalytic electrodes bonded to a solid polymer electrolyte
DE2844496C2 (en) * 1977-12-09 1982-12-30 General Electric Co., Schenectady, N.Y. Process for producing halogen and alkali metal hydroxides
US4224130A (en) * 1978-02-13 1980-09-23 The Dow Chemical Company Electrolytic diaphragm cell
GB2051870B (en) * 1979-06-07 1983-04-20 Asahi Chemical Ind Method for electrolysis of aqueous alkali metal chloride solution
US4315805A (en) * 1979-11-08 1982-02-16 Ppg Industries, Inc. Solid polymer electrolyte chlor-alkali process
US4358545A (en) * 1980-06-11 1982-11-09 The Dow Chemical Company Sulfonic acid electrolytic cell having flourinated polymer membrane with hydration product less than 22,000
US4470889A (en) * 1980-06-11 1984-09-11 The Dow Chemical Company Electrolytic cell having an improved ion exchange membrane and process for operating
FI72150C (en) * 1980-11-15 1987-04-13 Asahi Glass Co Ltd Alkalimetallkloridelektrolyscell.
BR8202395A (en) * 1981-05-01 1983-04-12 Du Pont MEMBRANE COMPOSITE SET / ELECTROCHEM CELL ELECTRODE AND ELECTROLYSIS PROCESS
BR8202397A (en) * 1981-05-01 1983-04-12 Du Pont MEMBRANE COMPOSITE / ELECTRODE ELECTROCHEMICAL CELL PROCESS FOR ELECTROLYSIS OF AN ALKALINE METAL CHLORIDE IN AN ELECTROCHEMICAL CELL
JPS58199884A (en) 1982-05-18 1983-11-21 Asahi Glass Co Ltd Improved cation exchange membrane for electrolysis
FR2545495B1 (en) * 1983-05-02 1987-02-06 Du Pont MEMBRANES CONSISTING OF A FLUORINATED ION EXCHANGER POLYMER CONTAINING CARBOXYLIC GROUPS, ELECTROLYSIS METHOD AND ELECTROCHEMICAL CELL USING THE SAME
DE3570706D1 (en) * 1984-12-07 1989-07-06 Dow Chemical Co Electrochemical process and cell
DE4142749A1 (en) * 1991-12-23 1993-07-01 Bernd Dr Rer Nat Dr Me Lorbeer Desalinating appts. for sea or brackish water - has electrolysis chambers interlinked with ion conductive dividing plates made of sand and cement

Also Published As

Publication number Publication date
FR2152788B1 (en) 1976-01-23
NL7212225A (en) 1973-03-13
GB1401290A (en) 1975-07-16
AU4650672A (en) 1974-03-21
IT974990B (en) 1974-07-10
DE2243866A1 (en) 1973-03-15
FR2152788A1 (en) 1973-04-27

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