JPS60114304A - 膜洗浄方法 - Google Patents

膜洗浄方法

Info

Publication number
JPS60114304A
JPS60114304A JP21869883A JP21869883A JPS60114304A JP S60114304 A JPS60114304 A JP S60114304A JP 21869883 A JP21869883 A JP 21869883A JP 21869883 A JP21869883 A JP 21869883A JP S60114304 A JPS60114304 A JP S60114304A
Authority
JP
Japan
Prior art keywords
membrane
cleaning
acid
water
hydrazine
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
JP21869883A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0131402B2 (https=
Inventor
Motomu Koizumi
求 小泉
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.)
Kurita Water Industries Ltd
Original Assignee
Kurita Water Industries 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 Kurita Water Industries Ltd filed Critical Kurita Water Industries Ltd
Priority to JP21869883A priority Critical patent/JPS60114304A/ja
Publication of JPS60114304A publication Critical patent/JPS60114304A/ja
Publication of JPH0131402B2 publication Critical patent/JPH0131402B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/16—Use of chemical agents
    • B01D2321/162—Use of acids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/16—Use of chemical agents
    • B01D2321/164—Use of bases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/16—Use of chemical agents
    • B01D2321/168—Use of other chemical agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
JP21869883A 1983-11-22 1983-11-22 膜洗浄方法 Granted JPS60114304A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21869883A JPS60114304A (ja) 1983-11-22 1983-11-22 膜洗浄方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21869883A JPS60114304A (ja) 1983-11-22 1983-11-22 膜洗浄方法

Publications (2)

Publication Number Publication Date
JPS60114304A true JPS60114304A (ja) 1985-06-20
JPH0131402B2 JPH0131402B2 (https=) 1989-06-26

Family

ID=16724011

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21869883A Granted JPS60114304A (ja) 1983-11-22 1983-11-22 膜洗浄方法

Country Status (1)

Country Link
JP (1) JPS60114304A (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07148424A (ja) * 1993-07-26 1995-06-13 Pall Corp 目詰まりした多孔質媒体を処理する方法
JP2007181773A (ja) * 2006-01-06 2007-07-19 Daicen Membrane Systems Ltd 濾過膜の性能回復方法
CN112588120A (zh) * 2020-12-25 2021-04-02 上海丰信环保科技有限公司 一种反渗透膜修复剂及修复方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5044989A (https=) * 1973-08-24 1975-04-22
JPS5360380A (en) * 1976-11-11 1978-05-30 Mitsubishi Gas Chem Co Inc Washing method for membrane having no charge

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5044989A (https=) * 1973-08-24 1975-04-22
JPS5360380A (en) * 1976-11-11 1978-05-30 Mitsubishi Gas Chem Co Inc Washing method for membrane having no charge

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07148424A (ja) * 1993-07-26 1995-06-13 Pall Corp 目詰まりした多孔質媒体を処理する方法
JP2007181773A (ja) * 2006-01-06 2007-07-19 Daicen Membrane Systems Ltd 濾過膜の性能回復方法
CN112588120A (zh) * 2020-12-25 2021-04-02 上海丰信环保科技有限公司 一种反渗透膜修复剂及修复方法

Also Published As

Publication number Publication date
JPH0131402B2 (https=) 1989-06-26

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees