DE3629820C2 - - Google Patents

Info

Publication number
DE3629820C2
DE3629820C2 DE3629820A DE3629820A DE3629820C2 DE 3629820 C2 DE3629820 C2 DE 3629820C2 DE 3629820 A DE3629820 A DE 3629820A DE 3629820 A DE3629820 A DE 3629820A DE 3629820 C2 DE3629820 C2 DE 3629820C2
Authority
DE
Germany
Prior art keywords
diaphragm
fibers
cathode
polymer material
organic polymer
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
Application number
DE3629820A
Other languages
German (de)
English (en)
Other versions
DE3629820A1 (de
Inventor
Donald Wayne Akron Ohio Us Dubois
Colonel Ross Dilmore
William Bruce Wadsworth Ohio Us Darlington
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 Inc
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.)
Filing date
Publication date
Priority claimed from US06/869,554 external-priority patent/US4666573A/en
Application filed by PPG Industries Inc filed Critical PPG Industries Inc
Publication of DE3629820A1 publication Critical patent/DE3629820A1/de
Application granted granted Critical
Publication of DE3629820C2 publication Critical patent/DE3629820C2/de
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25BELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00Electrolytic production of inorganic compounds or non-metals
    • C25B1/01Products
    • C25B1/14Alkali metal compounds
    • C25B1/16Hydroxides
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20Manufacture of shaped structures of ion-exchange resins
    • C08J5/22Films, membranes or diaphragms
    • C08J5/2206Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
    • C08J5/2275Heterogeneous membranes
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25BELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00Electrolytic production of inorganic compounds or non-metals
    • C25B1/01Products
    • C25B1/34Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C25B1/46Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25BELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B13/00Diaphragms; Spacing elements
    • C25B13/04Diaphragms; Spacing elements characterised by the material
    • C25B13/08Diaphragms; Spacing elements characterised by the material based on organic materials
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00Characterised 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
    • C08J2327/02Characterised 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
    • C08J2327/12Characterised 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
    • C08J2327/18Homopolymers or copolymers of tetrafluoroethylene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE19863629820 1985-09-05 1986-09-02 Diephragma aus synthetischen polymeren, seine herstellung und verwendung zur chlor-alkalielektrolyse Granted DE3629820A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US77297885A 1985-09-05 1985-09-05
US81319685A 1985-12-24 1985-12-24
US06/869,554 US4666573A (en) 1985-09-05 1986-06-02 Synthetic diaphragm and process of use thereof

Publications (2)

Publication Number Publication Date
DE3629820A1 DE3629820A1 (de) 1987-03-05
DE3629820C2 true DE3629820C2 (enExample) 1989-08-31

Family

ID=27419692

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19863629820 Granted DE3629820A1 (de) 1985-09-05 1986-09-02 Diephragma aus synthetischen polymeren, seine herstellung und verwendung zur chlor-alkalielektrolyse

Country Status (5)

Country Link
KR (1) KR900003098B1 (enExample)
BR (1) BR8604260A (enExample)
DE (1) DE3629820A1 (enExample)
FR (1) FR2590276B1 (enExample)
MX (1) MX166261B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4143172A1 (de) * 1991-01-03 1992-07-09 Ppg Industries Inc Verbessertes verfahren zum betreiben von chlor-alkali-zellen

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115101891B (zh) * 2022-07-19 2024-03-05 中材锂膜有限公司 一种锂离子电池隔膜的制备方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4210515A (en) * 1975-02-10 1980-07-01 Basf Wyandotte Corporation Thermoplastic fibers as separator or diaphragm in electrochemical cells
US4021327A (en) * 1975-04-29 1977-05-03 E. I. Du Pont De Nemours And Company Reinforced cation permeable separator
US4036728A (en) * 1976-05-21 1977-07-19 Diamond Shamrock Corporation Converting a diaphragm electrolytic cell to a membrane electrolytic cell
US4176022A (en) * 1978-04-27 1979-11-27 Ppg Industries, Inc. Removal of part per billion level hardness impurities from alkali metal chloride brines
US4209368A (en) * 1978-08-07 1980-06-24 General Electric Company Production of halogens by electrolysis of alkali metal halides in a cell having catalytic electrodes bonded to the surface of a porous membrane/separator
US4250002A (en) * 1979-09-19 1981-02-10 Hooker Chemicals & Plastics Corp. Polymeric microporous separators for use in electrolytic processes and devices
US4243504A (en) * 1979-07-02 1981-01-06 E. I. Du Pont De Nemours And Company Fluorovinyl ether polymers
AU535261B2 (en) * 1979-11-27 1984-03-08 Asahi Glass Company Limited Ion exchange membrane cell
US4366041A (en) * 1981-02-18 1982-12-28 Ppg Industries, Inc. Method of preparing a cathode-diaphragm unit
US4396473A (en) * 1981-04-29 1983-08-02 Ppg Industries, Inc. Cathode prepared by electro arc spray metallization, electro arc spray metallization method of preparing a cathode, and electrolysis with a cathode prepared by electro arc spray metallization
JPS58201823A (ja) * 1982-05-18 1983-11-24 Asahi Glass Co Ltd イオン交換膜の製造方法
JPS59162285A (ja) * 1983-03-04 1984-09-13 Asahi Chem Ind Co Ltd イオン交換膜法による食塩の電解方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4143172A1 (de) * 1991-01-03 1992-07-09 Ppg Industries Inc Verbessertes verfahren zum betreiben von chlor-alkali-zellen

Also Published As

Publication number Publication date
KR900003098B1 (ko) 1990-05-07
FR2590276A1 (fr) 1987-05-22
KR870003232A (ko) 1987-04-16
DE3629820A1 (de) 1987-03-05
BR8604260A (pt) 1987-05-05
MX166261B (es) 1992-12-28
FR2590276B1 (fr) 1991-01-11

Similar Documents

Publication Publication Date Title
DE2607242C2 (de) Kationendurchlässiges Diaphragma und Verfahren zur Herstellung desselben
DE2534464C3 (de) Verfahren zur Herstellung einer mikroporösen Bahn und deren Verwendung als Diaphragma
DE2401942A1 (de) Diaphragma-beschichtete kathode und verfahren zu deren herstellung
DE3882925T2 (de) Verfahren zur herstellung von alkalimetallhydroxid.
DE2311556A1 (de) Verfahren zur elektrolyse einer waessrigen natriumchloridloesung
DE4142417A1 (de) Multiaxial verstaerkte membran
DE2912887A1 (de) Verfahren zur herstellung von mikroporoesen folienmaterialien und sie enthaltende trennelemente
DE3201119A1 (de) Verfahren zur herstellung eines kationenpermeablen membrane mit eingebettetem verstaerkungsgewebe und die dabei erhaltene membrane
DE2243866A1 (de) Diaphragmen fuer elektrolytische zellen
DE69018076T2 (de) Fluor enthaltendes Kationenaustauschermembran für de Elektrolyse und Verfahren zur Herstellung von Alkalimetallhydroxyd durch ihre Verwendung.
DE3218098C2 (de) Diaphragma, insbesondere für die Chloralkali-Elektrolyse, und Verfahren zu dessen Herstellung
DE3107640A1 (de) "verfahren zum benetzbarmachen von hydrophoben, polymeren elektrolyse-zellseparatoren"
DE2260771A1 (de) Elektrolyseverfahren und -vorrichtung
DE3201092A1 (de) Membrane, elektrolyseverfahren und verwendung der membrane in einer elektrochemischen zelle
US4666573A (en) Synthetic diaphragm and process of use thereof
DE3201154A1 (de) Elektrolyseverfahren und elektrochemische zelle
DE10119287B4 (de) Verfahren zur Herstellung eines Diaphragmas für Elektrolysezellen sowie Verwendung desselben
EP0846789A1 (de) Verfahren zur Modifikation des Durchflusswiderstandes von Diaphragmen
DE69014222T2 (de) Verstärkte Kationenaustauschermembran und Verfahren.
DE10119285B4 (de) Verfahren zum Betreiben einer Chlor-Alkali-Elektrolysezelle
DE3629820C2 (enExample)
DE69306816T2 (de) Membran-elektrode-struktur für elektrochemische zellen
DE2748082A1 (de) Elektrolyse von alkalihalogeniden
DE2454827A1 (de) Elektrolysezelle und verfahren zur elektrolyse ionisierbarer chemischer verbindungen
DE4206298A1 (de) Bestrahlung von kationenaustauschmembranen

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee
8325 Change of the main classification

Ipc: C25B 13/08

8370 Indication of lapse of patent is to be deleted
8339 Ceased/non-payment of the annual fee