CS190446B2 - Method of the reparation of demaged partd of membrane which have been made from hydrolysed copolymer of tetrafluorethylene - Google Patents

Method of the reparation of demaged partd of membrane which have been made from hydrolysed copolymer of tetrafluorethylene

Info

Publication number
CS190446B2
CS190446B2 CS751903A CS190375A CS190446B2 CS 190446 B2 CS190446 B2 CS 190446B2 CS 751903 A CS751903 A CS 751903A CS 190375 A CS190375 A CS 190375A CS 190446 B2 CS190446 B2 CS 190446B2
Authority
CS
Czechoslovakia
Prior art keywords
diaphragm
demaged
partd
tetrafluorethylene
reparation
Prior art date
Application number
CS751903A
Other languages
English (en)
Inventor
Edward H Cook
Alvin T Emery
Blaine O Schoepfle
Original Assignee
Edward H Cook
Alvin T Emery
Blaine O Schoepfle
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 Edward H Cook, Alvin T Emery, Blaine O Schoepfle filed Critical Edward H Cook
Publication of CS190446B2 publication Critical patent/CS190446B2/cs

Links

Classifications

    • 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
CS751903A 1971-12-27 1972-12-27 Method of the reparation of demaged partd of membrane which have been made from hydrolysed copolymer of tetrafluorethylene CS190446B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21217171A 1971-12-27 1971-12-27

Publications (1)

Publication Number Publication Date
CS190446B2 true CS190446B2 (en) 1979-05-31

Family

ID=22789846

Family Applications (3)

Application Number Title Priority Date Filing Date
CS751903A CS190446B2 (en) 1971-12-27 1972-12-27 Method of the reparation of demaged partd of membrane which have been made from hydrolysed copolymer of tetrafluorethylene
CS758249A CS190447B2 (en) 1971-12-27 1972-12-27 Method of producing chlorine and alkali metal hydroxide
CS728958A CS190401B2 (en) 1971-12-27 1972-12-27 Electrolytic decomposition of aqueous solutions and electrolyzer for making this method

Family Applications After (2)

Application Number Title Priority Date Filing Date
CS758249A CS190447B2 (en) 1971-12-27 1972-12-27 Method of producing chlorine and alkali metal hydroxide
CS728958A CS190401B2 (en) 1971-12-27 1972-12-27 Electrolytic decomposition of aqueous solutions and electrolyzer for making this method

Country Status (15)

Country Link
JP (1) JPS4878097A (cs)
AR (1) AR196895A1 (cs)
BE (1) BE793078A (cs)
BR (1) BR7209151D0 (cs)
CS (3) CS190446B2 (cs)
DD (1) DD101821A5 (cs)
ES (2) ES410045A1 (cs)
IL (3) IL48546A (cs)
IT (1) IT972820B (cs)
MX (1) MX3133E (cs)
NO (1) NO139610B (cs)
RO (1) RO66346A (cs)
SE (3) SE383477B (cs)
SU (1) SU659078A3 (cs)
ZA (1) ZA728589B (cs)

Families Citing this family (7)

* 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 (cs) * 1974-03-07 1980-01-12
JPS5111098A (en) * 1974-07-19 1976-01-28 Asahi Glass Co Ltd Suisankakariumuno seizohoho
JPS5154082A (ja) * 1974-11-08 1976-05-12 Asahi Glass Co Ltd Yoionkokanmaku
JPS5291783A (en) * 1976-01-29 1977-08-02 Teikoku Piston Ring Co Ltd Method of protecting diaphragm in electrodialusis or electrolysis
JPS5337198A (en) * 1977-07-15 1978-04-06 Asahi Chem Ind Co Ltd Electrolytic method of sodium chloride
FR2948121B1 (fr) * 2009-07-15 2011-08-05 Commissariat Energie Atomique Copolymeres fluores, membranes preparees a partir de ceux-ci et dispositif de pile a combustible comprenant ces membranes

Also Published As

Publication number Publication date
IL48546A (en) 1976-11-30
RO66346A (fr) 1979-07-15
MX3133E (es) 1980-04-28
CS190447B2 (en) 1979-05-31
ES410045A1 (es) 1976-06-01
IL41038A0 (en) 1973-02-28
BE793078A (en) 1973-06-20
ZA728589B (en) 1974-01-30
SE383477B (sv) 1976-03-15
SE412608B (sv) 1980-03-10
DD101821A5 (cs) 1973-11-20
SE7508694L (sv) 1975-07-31
AR196895A1 (es) 1974-02-28
JPS4878097A (cs) 1973-10-19
BR7209151D0 (pt) 1974-12-24
IL48546A0 (en) 1976-01-30
IL41038A (en) 1976-08-31
IT972820B (it) 1974-05-31
NO139610B (no) 1979-01-02
SU659078A3 (ru) 1979-04-25
CS190401B2 (en) 1979-05-31
ES438085A1 (es) 1977-02-01
SE7508695L (sv) 1975-07-31

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