SG11201701992WA - Cleaning agent, cleaning liquid and cleaning method for reverse osmosis membrane - Google Patents

Cleaning agent, cleaning liquid and cleaning method for reverse osmosis membrane

Info

Publication number
SG11201701992WA
SG11201701992WA SG11201701992WA SG11201701992WA SG11201701992WA SG 11201701992W A SG11201701992W A SG 11201701992WA SG 11201701992W A SG11201701992W A SG 11201701992WA SG 11201701992W A SG11201701992W A SG 11201701992WA SG 11201701992W A SG11201701992W A SG 11201701992WA
Authority
SG
Singapore
Prior art keywords
cleaning
reverse osmosis
osmosis membrane
agent
liquid
Prior art date
Application number
SG11201701992WA
Other languages
English (en)
Inventor
Takahiro Kawakatsu
Kazuki Ishii
Original Assignee
Kurita Water Ind 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 Ind Ltd filed Critical Kurita Water Ind Ltd
Publication of SG11201701992WA publication Critical patent/SG11201701992WA/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/22—Organic compounds
    • C11D7/32—Organic compounds containing nitrogen
    • C11D7/3272—Urea, guanidine or derivatives thereof
    • 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
    • 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
    • B01D65/06—Membrane cleaning or sterilisation ; Membrane regeneration with special washing compositions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/56—Polyamides, e.g. polyester-amides
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/08—Liquid soap, e.g. for dispensers; capsuled
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
    • C11D7/22—Organic compounds
    • C11D7/32—Organic compounds containing nitrogen
    • 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
    • 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
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Nanotechnology (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Detergent Compositions (AREA)
SG11201701992WA 2014-10-06 2015-10-01 Cleaning agent, cleaning liquid and cleaning method for reverse osmosis membrane SG11201701992WA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014205704A JP5910696B1 (ja) 2014-10-06 2014-10-06 逆浸透膜の洗浄剤、洗浄液、および洗浄方法
PCT/JP2015/077901 WO2016056453A1 (ja) 2014-10-06 2015-10-01 逆浸透膜の洗浄剤、洗浄液、および洗浄方法

Publications (1)

Publication Number Publication Date
SG11201701992WA true SG11201701992WA (en) 2017-04-27

Family

ID=55653068

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201701992WA SG11201701992WA (en) 2014-10-06 2015-10-01 Cleaning agent, cleaning liquid and cleaning method for reverse osmosis membrane

Country Status (9)

Country Link
US (1) US10443023B2 (zh)
EP (1) EP3205389B1 (zh)
JP (1) JP5910696B1 (zh)
CN (1) CN106999860B (zh)
AU (1) AU2015329247B2 (zh)
IL (1) IL251015B (zh)
SG (1) SG11201701992WA (zh)
TW (1) TWI661861B (zh)
WO (1) WO2016056453A1 (zh)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017148779A (ja) * 2016-02-26 2017-08-31 栗田工業株式会社 逆浸透膜の劣化抑制剤、および水処理方法
JP6779706B2 (ja) * 2016-08-23 2020-11-04 オルガノ株式会社 逆浸透膜を用いる水処理方法
JP6823401B2 (ja) * 2016-08-23 2021-02-03 オルガノ株式会社 低分子有機物含有水の処理方法および逆浸透膜の改質方法
SG11201905510XA (en) * 2017-01-30 2019-08-27 Regeneron Pharma Compositions and methods for reducing bioburden in chromatography
JP6848482B2 (ja) * 2017-01-30 2021-03-24 栗田工業株式会社 逆浸透膜の洗浄方法
JP6844281B2 (ja) * 2017-01-30 2021-03-17 栗田工業株式会社 逆浸透膜の洗浄方法
JP6933902B2 (ja) * 2017-02-02 2021-09-08 オルガノ株式会社 逆浸透膜の改質方法、および、非荷電物質含有水の処理方法
WO2018142904A1 (ja) * 2017-02-02 2018-08-09 オルガノ株式会社 逆浸透膜の改質方法、逆浸透膜、および、非荷電物質含有水の処理方法、逆浸透膜の運転方法および逆浸透膜装置
JP7144922B2 (ja) * 2017-05-09 2022-09-30 オルガノ株式会社 逆浸透膜の運転方法および逆浸透膜装置
KR102157931B1 (ko) * 2017-12-22 2020-09-18 주식회사 엘지화학 수처리 분리막의 제조방법, 이를 이용하여 제조된 수처리 분리막, 및 수처리 분리막 제조용 조성물

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JP3608006B2 (ja) * 1994-11-09 2005-01-05 大塚化学ホールディングス株式会社 洗浄剤組成物
US6075022A (en) * 1995-09-29 2000-06-13 Buckman Laboratories International Inc. Methods and compositions for controlling biofouling using thiourea compounds
JP3671137B2 (ja) * 2000-07-25 2005-07-13 クリーンケミカル株式会社 透析液供給ライン及び透析液用希釈水給水ラインの洗浄方法
US7776363B2 (en) 2006-01-27 2010-08-17 Nalco Company Suppressing microbial growth in pulp and paper
US8206752B2 (en) * 2006-04-01 2012-06-26 Biomedical Development Corporation Rejuvenation of reverse osmosis membrane
JP2009078218A (ja) * 2007-09-26 2009-04-16 Toray Ind Inc 複合半透膜の製造方法
CA2763586C (en) * 2009-06-08 2017-10-31 Bromine Compounds Ltd. Stabilized and activated bromine solutions as a biocide and as an antifouling agent
JP2011208138A (ja) * 2010-03-12 2011-10-20 Sanyo Chem Ind Ltd 医療用具用洗浄剤
JP5825647B2 (ja) * 2010-07-23 2015-12-02 エントラスト・データカード・コーポレイシヨン 一連の携帯用オブジェクトを個人化する方法および装置
AU2012226983B2 (en) 2011-03-09 2017-02-09 Kurita Water Industries Ltd. Method for improving blocking rate of reverse osmosis membrane, treatment agent for improving blocking rate, and reverse osmosis membrane
JP5772083B2 (ja) * 2011-03-09 2015-09-02 栗田工業株式会社 逆浸透膜の阻止率向上方法、阻止率向上処理剤及び逆浸透膜
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US10307713B2 (en) * 2012-05-30 2019-06-04 Kurita Water Industries Ltd. Agent and method for cleaning permeable membranes
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Also Published As

Publication number Publication date
EP3205389A4 (en) 2018-06-06
TW201613685A (en) 2016-04-16
JP5910696B1 (ja) 2016-04-27
CN106999860B (zh) 2019-01-22
US20170275571A1 (en) 2017-09-28
EP3205389B1 (en) 2021-05-19
TWI661861B (zh) 2019-06-11
IL251015A0 (en) 2017-04-30
US10443023B2 (en) 2019-10-15
EP3205389A1 (en) 2017-08-16
CN106999860A (zh) 2017-08-01
WO2016056453A1 (ja) 2016-04-14
IL251015B (en) 2020-11-30
JP2016073915A (ja) 2016-05-12
AU2015329247A1 (en) 2017-03-30
AU2015329247B2 (en) 2020-01-23

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