JPS5370984A - Improving method for current efficiency of cation exchange membrane - Google Patents
Improving method for current efficiency of cation exchange membraneInfo
- Publication number
- JPS5370984A JPS5370984A JP14616076A JP14616076A JPS5370984A JP S5370984 A JPS5370984 A JP S5370984A JP 14616076 A JP14616076 A JP 14616076A JP 14616076 A JP14616076 A JP 14616076A JP S5370984 A JPS5370984 A JP S5370984A
- Authority
- JP
- Japan
- Prior art keywords
- cation exchange
- exchange membrane
- current efficiency
- improving method
- solvent
- 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.)
- Granted
Links
Landscapes
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
PURPOSE: To decrease OH- permeability of cation exchange membrane so as to improve current efficiency in separation of an electrolyte in aq. soln. by swelling the cation exchange membrane with an org. solvent compatible with water, and then by removing the solvent.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51146160A JPS5930792B2 (en) | 1976-12-07 | 1976-12-07 | Method for improving hydroxide ion permeation blocking property of cation exchange membrane |
US05/790,818 US4148979A (en) | 1976-04-27 | 1977-04-25 | Method of improving characteristics of cation-exchange membrane by swelling in water miscible organic solvent |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51146160A JPS5930792B2 (en) | 1976-12-07 | 1976-12-07 | Method for improving hydroxide ion permeation blocking property of cation exchange membrane |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5370984A true JPS5370984A (en) | 1978-06-23 |
JPS5930792B2 JPS5930792B2 (en) | 1984-07-28 |
Family
ID=15401480
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51146160A Expired JPS5930792B2 (en) | 1976-04-27 | 1976-12-07 | Method for improving hydroxide ion permeation blocking property of cation exchange membrane |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5930792B2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0266391U (en) * | 1988-11-10 | 1990-05-18 |
-
1976
- 1976-12-07 JP JP51146160A patent/JPS5930792B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5930792B2 (en) | 1984-07-28 |
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