SG11201907344PA - Water treatment chemical, method for preparing same, and method for washing polyamide reverse osmosis membrane - Google Patents

Water treatment chemical, method for preparing same, and method for washing polyamide reverse osmosis membrane

Info

Publication number
SG11201907344PA
SG11201907344PA SG11201907344PA SG11201907344PA SG11201907344PA SG 11201907344P A SG11201907344P A SG 11201907344PA SG 11201907344P A SG11201907344P A SG 11201907344PA SG 11201907344P A SG11201907344P A SG 11201907344PA SG 11201907344P A SG11201907344P A SG 11201907344PA
Authority
SG
Singapore
Prior art keywords
water treatment
reverse osmosis
osmosis membrane
preparing same
treatment chemical
Prior art date
Application number
SG11201907344PA
Inventor
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 SG11201907344PA publication Critical patent/SG11201907344PA/en

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
    • 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
    • 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
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2075—Carboxylic acids-salts thereof
    • C11D3/2086—Hydroxy carboxylic acids-salts thereof
    • 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
    • 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
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • 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
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/02—Anionic compounds
    • 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
    • C11D11/00—Special methods for preparing compositions containing mixtures of detergents
    • 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
    • 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
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
    • Y02A20/131—Reverse-osmosis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Emergency Medicine (AREA)
  • Health & Medical Sciences (AREA)
  • Nanotechnology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Detergent Compositions (AREA)
SG11201907344PA 2017-03-07 2018-02-28 Water treatment chemical, method for preparing same, and method for washing polyamide reverse osmosis membrane SG11201907344PA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017042999A JP6468305B2 (en) 2017-03-07 2017-03-07 Water treatment chemical and its preparation method, and washing method for polyamide-based reverse osmosis membrane
PCT/JP2018/007539 WO2018163934A1 (en) 2017-03-07 2018-02-28 Water treatment chemical, method for preparing same, and method for washing polyamide-based reverse osmosis membrane

Publications (1)

Publication Number Publication Date
SG11201907344PA true SG11201907344PA (en) 2019-09-27

Family

ID=63447558

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201907344PA SG11201907344PA (en) 2017-03-07 2018-02-28 Water treatment chemical, method for preparing same, and method for washing polyamide reverse osmosis membrane

Country Status (8)

Country Link
US (1) US11400420B2 (en)
EP (1) EP3593896A4 (en)
JP (1) JP6468305B2 (en)
KR (1) KR102270592B1 (en)
CN (1) CN110139703B (en)
SG (1) SG11201907344PA (en)
TW (1) TWI735755B (en)
WO (1) WO2018163934A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7115239B2 (en) 2018-11-12 2022-08-09 株式会社島津テクノリサーチ Analyzer and concentrator used for said analyzer
CN111286561B (en) * 2020-02-20 2021-09-07 中国科学院过程工程研究所 Cleaning system and method for decolorizing membrane in membrane sugar preparation system
US11502322B1 (en) 2022-05-09 2022-11-15 Rahul S Nana Reverse electrodialysis cell with heat pump
US11502323B1 (en) 2022-05-09 2022-11-15 Rahul S Nana Reverse electrodialysis cell and methods of use thereof
US12040517B2 (en) 2022-11-15 2024-07-16 Rahul S. Nana Reverse electrodialysis or pressure-retarded osmosis cell and methods of use thereof
US11855324B1 (en) 2022-11-15 2023-12-26 Rahul S. Nana Reverse electrodialysis or pressure-retarded osmosis cell with heat pump

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JPS55129106A (en) * 1979-03-28 1980-10-06 Nitto Electric Ind Co Ltd Membrane-washing agent composition
DE69505531T2 (en) * 1994-06-27 1999-04-22 Unilever N.V., Rotterdam LAUNDRY DETERGENT
ES2200994T3 (en) 1998-03-16 2004-03-16 Henkel Kommanditgesellschaft Auf Aktien EMPLOYMENT OF A POLYPHASIC WATERPROOF CLEANING AGENT FOR THE CLEANING OF HARD SURFACES.
US20060241005A1 (en) 2005-04-04 2006-10-26 Siebert Elizabeth J Oil-splitting alkaline cleaner for metal parts
CN100422387C (en) 2006-01-11 2008-10-01 武汉钢铁(集团)公司 Cleaning agent for pretreatment of cold-rolling galvanization
ITCR20060016A1 (en) * 2006-06-07 2007-12-08 Silvia Palladini DETERGENT FORMULATIONS AT LOW ENVIRONMENTAL IMPACT
CN102695555B (en) * 2009-09-29 2015-11-25 栗田工业株式会社 Improve through the method for film prevention rate and through film
CN102059056B (en) * 2010-12-01 2013-12-25 浙江理工大学 Nanofiltration reproduction method of waste reverse osmosis membrane element
FR2980691B1 (en) 2011-09-30 2014-03-14 Galderma Sa WASHING COMPOSITION
JP6289802B2 (en) * 2011-07-06 2018-03-07 三菱ケミカル株式会社 Filtration membrane cleaner and filtration membrane cleaning method
DE102012204378A1 (en) * 2012-03-20 2013-09-26 Bernd Schwegmann Gmbh & Co. Kg Microemulsion-based cleaning agent
WO2013179775A1 (en) * 2012-05-30 2013-12-05 栗田工業株式会社 Agent for cleaning permeation film, and cleaning method
CN102921305A (en) * 2012-10-25 2013-02-13 贵阳时代沃顿科技有限公司 Cleaning agent and cleaning method for removing residual aromatic amine substances in reverse osmosis membrane
KR101369397B1 (en) * 2012-11-09 2014-03-06 동아교재 주식회사 Transparency solid cleaning agent
JP6210270B2 (en) * 2013-05-14 2017-10-11 株式会社ニコン Surface treatment method for glass substrate and photomask regeneration method
CN103341325B (en) 2013-06-18 2015-01-07 吴章锋 Dual-purpose film cleaning agent and its preparation method and use
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JP6090378B2 (en) * 2015-07-27 2017-03-08 栗田工業株式会社 Reverse osmosis membrane cleaning solution and cleaning method
JP6090377B2 (en) * 2015-07-27 2017-03-08 栗田工業株式会社 Cleaning agent for polyamide reverse osmosis membrane for water treatment, cleaning liquid, and cleaning method
JP2017042999A (en) 2015-08-27 2017-03-02 紀州技研工業株式会社 Ink droplet passage time determination method, ink droplet speed calculation method, and ink jet printer
CN105754745A (en) * 2016-05-11 2016-07-13 于文 Total-effect clothing pre-washing agent free from organic solvent
CN107261853A (en) * 2017-08-20 2017-10-20 合肥信达膜科技有限公司 A kind of cleaning method of reverse osmosis membrane

Also Published As

Publication number Publication date
KR20190123263A (en) 2019-10-31
KR102270592B1 (en) 2021-06-28
EP3593896A1 (en) 2020-01-15
US11400420B2 (en) 2022-08-02
JP2018145327A (en) 2018-09-20
CN110139703B (en) 2020-08-07
CN110139703A (en) 2019-08-16
US20200047130A1 (en) 2020-02-13
TW201837164A (en) 2018-10-16
WO2018163934A1 (en) 2018-09-13
TWI735755B (en) 2021-08-11
EP3593896A4 (en) 2020-12-23
JP6468305B2 (en) 2019-02-13

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