JPS53116287A - Two-layer structure membrane and production thereof - Google Patents

Two-layer structure membrane and production thereof

Info

Publication number
JPS53116287A
JPS53116287A JP3133977A JP3133977A JPS53116287A JP S53116287 A JPS53116287 A JP S53116287A JP 3133977 A JP3133977 A JP 3133977A JP 3133977 A JP3133977 A JP 3133977A JP S53116287 A JPS53116287 A JP S53116287A
Authority
JP
Japan
Prior art keywords
layer structure
structure membrane
production
respecctively
contg
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.)
Pending
Application number
JP3133977A
Other languages
Japanese (ja)
Inventor
Maomi Seko
Yasumichi Yamakoshi
Koji Miyauchi
Mitsunobu Fukumoto
Kyoji Kimoto
Shunko Hane
Masato Hamada
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.)
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry Co Ltd
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 Asahi Chemical Industry Co Ltd filed Critical Asahi Chemical Industry Co Ltd
Priority to JP3133977A priority Critical patent/JPS53116287A/en
Publication of JPS53116287A publication Critical patent/JPS53116287A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To provide a two-layer structure membrane composed of two adjacent layers of fluorine-contg. cation exchange membranes having sulfonic acid and carboxylic acid groups as side chains, respecctively, which shows high current efficiency and low stable voltage even in a highly conc. alkali.
COPYRIGHT: (C)1978,JPO&Japio
JP3133977A 1977-03-22 1977-03-22 Two-layer structure membrane and production thereof Pending JPS53116287A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3133977A JPS53116287A (en) 1977-03-22 1977-03-22 Two-layer structure membrane and production thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3133977A JPS53116287A (en) 1977-03-22 1977-03-22 Two-layer structure membrane and production thereof

Publications (1)

Publication Number Publication Date
JPS53116287A true JPS53116287A (en) 1978-10-11

Family

ID=12328477

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3133977A Pending JPS53116287A (en) 1977-03-22 1977-03-22 Two-layer structure membrane and production thereof

Country Status (1)

Country Link
JP (1) JPS53116287A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5638329A (en) * 1979-09-06 1981-04-13 Asahi Chem Ind Co Ltd Fluorinated copolymer membrane and its preparation
US4288574A (en) * 1979-10-30 1981-09-08 E. I. Du Pont De Nemours And Company Fluorinated phenoxypropyl vinyl ether polymer
US4321339A (en) * 1979-10-30 1982-03-23 E. I. Du Pont De Nemours And Company Fluorinated phenoxypropyl vinyl ether polymer
US4536352A (en) * 1979-05-31 1985-08-20 Asahi Kasei Kogyo Kabushiki Kaisha Perfluoro vinyl ethers
US4544471A (en) * 1981-11-02 1985-10-01 E. I. Du Pont De Nemours And Company Electrolytic cell with cation exchange membrane having high equivalent weight component

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4536352A (en) * 1979-05-31 1985-08-20 Asahi Kasei Kogyo Kabushiki Kaisha Perfluoro vinyl ethers
JPS5638329A (en) * 1979-09-06 1981-04-13 Asahi Chem Ind Co Ltd Fluorinated copolymer membrane and its preparation
US4376140A (en) * 1979-09-06 1983-03-08 Asahi Kasei Kogyo Kabushiki Kaisha Method for producing a fluorinated copolymer membrane
JPS6241971B2 (en) * 1979-09-06 1987-09-05 Asahi Chemical Ind
US4288574A (en) * 1979-10-30 1981-09-08 E. I. Du Pont De Nemours And Company Fluorinated phenoxypropyl vinyl ether polymer
US4321339A (en) * 1979-10-30 1982-03-23 E. I. Du Pont De Nemours And Company Fluorinated phenoxypropyl vinyl ether polymer
US4544471A (en) * 1981-11-02 1985-10-01 E. I. Du Pont De Nemours And Company Electrolytic cell with cation exchange membrane having high equivalent weight component

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