SU799373A1 - METHOD FOR GETTING PERFLUORATED ION-EXCHANGE MEMBRANE - Google Patents

METHOD FOR GETTING PERFLUORATED ION-EXCHANGE MEMBRANE

Info

Publication number
SU799373A1
SU799373A1 SU2831076/05A SU2831076A SU799373A1 SU 799373 A1 SU799373 A1 SU 799373A1 SU 2831076/05 A SU2831076/05 A SU 2831076/05A SU 2831076 A SU2831076 A SU 2831076A SU 799373 A1 SU799373 A1 SU 799373A1
Authority
SU
USSR - Soviet Union
Prior art keywords
ion
exchange membrane
acidic agent
perfluorated
getting
Prior art date
Application number
SU2831076/05A
Other languages
Russian (ru)
Inventor
И.С. Сорокотяга
А.Ф. Мазанко
В.Л. Кубасов
Э.Ф. Рябов
О.П. Ромашин
Н.Ф. Сафронова
Р.В. Джагацпанян
Б.М. Королев
Е.Д. Глазунова
Original Assignee
И.С. Сорокотяга
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 И.С. Сорокотяга filed Critical И.С. Сорокотяга
Priority to SU2831076/05A priority Critical patent/SU799373A1/en
Application granted granted Critical
Publication of SU799373A1 publication Critical patent/SU799373A1/en

Links

Landscapes

  • Manufacture Of Macromolecular Shaped Articles (AREA)

Abstract

1. Способ получения перфторированной ионообменной мембраны путем гидролиза щелочью пленки из сополимера тетрафторэтилена и перфторвинилового эфира, содержащего сульфонильные группы, обработки ее кислым агентом на глубину 0,01 - 0,2 толщины пленки и термообработки при 100 - 400С, отличающийся тем, что с целью увеличения производительности электролизера при использовании ионообменной мембраны и упрощения технологии обработки кислым агентом, в качестве кислого агента используют кислые пары или газы.2. Способ по п. 1, отличающийся тем, что с целью снижения количества хлора в каустической соде, полученной в результате электролиза с применением ионообменной мембраны, кислым агентом обрабатывают обе стороны пленки.1. A method of producing a perfluorinated ion-exchange membrane by hydrolyzing a film from a copolymer of tetrafluoroethylene and perfluorovinyl ether with alkali containing sulfonyl groups, treating it with an acidic agent to a depth of 0.01-0.2 film thickness and heat treatment at 100-400C, characterized in that increase the performance of the electrolyzer when using the ion-exchange membrane and simplify the processing technology of the acidic agent; acidic vapors or gases are used as the acidic agent. The method according to claim 1, characterized in that in order to reduce the amount of chlorine in caustic soda, obtained by electrolysis using an ion-exchange membrane, both sides of the film are treated with an acidic agent.

SU2831076/05A 1979-09-18 1979-09-18 METHOD FOR GETTING PERFLUORATED ION-EXCHANGE MEMBRANE SU799373A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU2831076/05A SU799373A1 (en) 1979-09-18 1979-09-18 METHOD FOR GETTING PERFLUORATED ION-EXCHANGE MEMBRANE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU2831076/05A SU799373A1 (en) 1979-09-18 1979-09-18 METHOD FOR GETTING PERFLUORATED ION-EXCHANGE MEMBRANE

Publications (1)

Publication Number Publication Date
SU799373A1 true SU799373A1 (en) 1999-07-10

Family

ID=60523599

Family Applications (1)

Application Number Title Priority Date Filing Date
SU2831076/05A SU799373A1 (en) 1979-09-18 1979-09-18 METHOD FOR GETTING PERFLUORATED ION-EXCHANGE MEMBRANE

Country Status (1)

Country Link
SU (1) SU799373A1 (en)

Similar Documents

Publication Publication Date Title
FR2333824A1 (en) CATION EXCHANGER FLUORINE MEMBRANE AND ITS APPLICATION FOR THE ELECTROLYSIS OF AN ALKALINE METAL HALOGENIDE
FR2218942B1 (en)
JPS5460294A (en) Electrolysis of aqueous alkali chrolide
GB1406673A (en) Films of lfuorinated polymers
SE7703520L (en) ELECTROLYSIS OF ALKALIMETAL HALID SOLUTION
FR2328056A1 (en) PROCESS FOR THE PREPARATION OF METAL ALKALINE HYDROXIDES
SE7907990L (en) CATION CHANGE MEMBRANE AND USE THEREOF
GB2051831B (en) Fluorinated copolymers and cation exchange membrane and process for producing the same
FR2317323A1 (en) CATION EXCHANGER MEMBRANE, ITS PREPARATION PROCESS AND ITS APPLICATIONS
NO152457C (en) ION EXCHANGE MEMBRANE FOR ELECTROLYZE OF SALT SOLUTIONS AND PROCEDURE FOR ITS PREPARATION
JPS5236589A (en) Membrane of cation exchange resin containing fluorine
SU799373A1 (en) METHOD FOR GETTING PERFLUORATED ION-EXCHANGE MEMBRANE
GB1562945A (en) Membranes used in chloralkali-cells
JPS59206006A (en) Separation membrane
GB1549586A (en) Electrolytic membrane and electrolytic process
SE419453B (en) electrolysis
JPS5692263A (en) Fluorinated acid fluoride and its preparation
US4081349A (en) Polyamine modified membranes and chlor-alkali electrolysis cells employing same
SU882192A1 (en) METHOD OF OBTAINING ION-EXCHANGE MEMBRANE
JPS5662976A (en) Electrolyzing method of aqueous alkali chloride solution
SU1103528A1 (en) REINFORCED ION-EXCHANGE MEMBRANE FOR ELECTROLYSIS AND METHOD FOR OBTAINING IT
JPS546869A (en) Increasing method for current efficiency of cation exchange membrane
JPS56108888A (en) Manufacture of alkali hydroxide and chlorine
SU738352A1 (en) Method for producing fluorocarbon cation exchange membrane for electrolysis
GB2031438B (en) Fabric-reinforced ion exchange membranes