JPS5389888A - Regenerating method for ion exchange membrane in electrodialysis - Google Patents

Regenerating method for ion exchange membrane in electrodialysis

Info

Publication number
JPS5389888A
JPS5389888A JP389377A JP389377A JPS5389888A JP S5389888 A JPS5389888 A JP S5389888A JP 389377 A JP389377 A JP 389377A JP 389377 A JP389377 A JP 389377A JP S5389888 A JPS5389888 A JP S5389888A
Authority
JP
Japan
Prior art keywords
electrodialysis
ion exchange
exchange membrane
membrane
regenerating method
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
JP389377A
Other languages
Japanese (ja)
Inventor
Osamu Kuroda
Sankichi Takahashi
Harumi Matsuzaki
Seiji Koike
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.)
Hitachi Ltd
Hitachi Plant Technologies Ltd
Original Assignee
Hitachi Ltd
Hitachi Plant Technologies 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 Hitachi Ltd, Hitachi Plant Technologies Ltd filed Critical Hitachi Ltd
Priority to JP389377A priority Critical patent/JPS5389888A/en
Publication of JPS5389888A publication Critical patent/JPS5389888A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis

Landscapes

  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

PURPOSE: To recover the performance of polluted membrane to a level similar to that of fresh membrane by applying reverse current through the membrane polluted with macro-organic ions, and by oxidizing the macro-organic ions moved tothe concentrated water with an oxieizing agent.
COPYRIGHT: (C)1978,JPO&Japio
JP389377A 1977-01-19 1977-01-19 Regenerating method for ion exchange membrane in electrodialysis Pending JPS5389888A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP389377A JPS5389888A (en) 1977-01-19 1977-01-19 Regenerating method for ion exchange membrane in electrodialysis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP389377A JPS5389888A (en) 1977-01-19 1977-01-19 Regenerating method for ion exchange membrane in electrodialysis

Publications (1)

Publication Number Publication Date
JPS5389888A true JPS5389888A (en) 1978-08-08

Family

ID=11569854

Family Applications (1)

Application Number Title Priority Date Filing Date
JP389377A Pending JPS5389888A (en) 1977-01-19 1977-01-19 Regenerating method for ion exchange membrane in electrodialysis

Country Status (1)

Country Link
JP (1) JPS5389888A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010535097A (en) * 2007-07-31 2010-11-18 イクス−フロー ベーフェー How to clean the membrane filter
GB2558552A (en) * 2017-01-03 2018-07-18 Ionex Sg Ltd Method for regenerating ion exchange material

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010535097A (en) * 2007-07-31 2010-11-18 イクス−フロー ベーフェー How to clean the membrane filter
GB2558552A (en) * 2017-01-03 2018-07-18 Ionex Sg Ltd Method for regenerating ion exchange material

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