JPS5399087A - Life improving method for ion exchange membrane - Google Patents

Life improving method for ion exchange membrane

Info

Publication number
JPS5399087A
JPS5399087A JP1292777A JP1292777A JPS5399087A JP S5399087 A JPS5399087 A JP S5399087A JP 1292777 A JP1292777 A JP 1292777A JP 1292777 A JP1292777 A JP 1292777A JP S5399087 A JPS5399087 A JP S5399087A
Authority
JP
Japan
Prior art keywords
ion exchange
exchange membrane
improving method
life improving
membrane
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
Application number
JP1292777A
Other languages
Japanese (ja)
Other versions
JPS5723699B2 (en
Inventor
Riichi Tanaka
Yasumichi Yamakoshi
Koji Miyauchi
Yoshinori Masuda
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 JP1292777A priority Critical patent/JPS5399087A/en
Publication of JPS5399087A publication Critical patent/JPS5399087A/en
Publication of JPS5723699B2 publication Critical patent/JPS5723699B2/ja
Granted legal-status Critical Current

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Abstract

PURPOSE: To prevent damage on the surface of an ion exchange membrane or repair fine pin holes, cracks, etc. formed and thus improve the life of the membrane effectively by applying the membrane with a soln. or dispersion of a fluorinecontg. polymer having sulfonic acid (derivative) groups.
COPYRIGHT: (C)1978,JPO&Japio
JP1292777A 1977-02-10 1977-02-10 Life improving method for ion exchange membrane Granted JPS5399087A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1292777A JPS5399087A (en) 1977-02-10 1977-02-10 Life improving method for ion exchange membrane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1292777A JPS5399087A (en) 1977-02-10 1977-02-10 Life improving method for ion exchange membrane

Publications (2)

Publication Number Publication Date
JPS5399087A true JPS5399087A (en) 1978-08-30
JPS5723699B2 JPS5723699B2 (en) 1982-05-20

Family

ID=11818945

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1292777A Granted JPS5399087A (en) 1977-02-10 1977-02-10 Life improving method for ion exchange membrane

Country Status (1)

Country Link
JP (1) JPS5399087A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5049394A (en) * 1973-08-01 1975-05-02
JPS50108182A (en) * 1974-02-04 1975-08-26

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5049394A (en) * 1973-08-01 1975-05-02
JPS50108182A (en) * 1974-02-04 1975-08-26

Also Published As

Publication number Publication date
JPS5723699B2 (en) 1982-05-20

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