JPS53116287A - Two-layer structure membrane and production thereof - Google Patents
Two-layer structure membrane and production thereofInfo
- 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
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
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)
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 |
-
1977
- 1977-03-22 JP JP3133977A patent/JPS53116287A/en active Pending
Cited By (7)
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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