ATE542778T1 - Verfahren zur steuerung der umkehrosmose- membranbiofäulnis bei der trinkwasserherstellung - Google Patents

Verfahren zur steuerung der umkehrosmose- membranbiofäulnis bei der trinkwasserherstellung

Info

Publication number
ATE542778T1
ATE542778T1 AT07869232T AT07869232T ATE542778T1 AT E542778 T1 ATE542778 T1 AT E542778T1 AT 07869232 T AT07869232 T AT 07869232T AT 07869232 T AT07869232 T AT 07869232T AT E542778 T1 ATE542778 T1 AT E542778T1
Authority
AT
Austria
Prior art keywords
reverse osmosis
osmosis membrane
biotress
drinking water
membrane
Prior art date
Application number
AT07869232T
Other languages
English (en)
Inventor
Stephen Najmy
Donald Love
Charles Gartner
Original Assignee
Dow Global Technologies Llc
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 Dow Global Technologies Llc filed Critical Dow Global Technologies Llc
Application granted granted Critical
Publication of ATE542778T1 publication Critical patent/ATE542778T1/de

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
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/12—Controlling or regulating
    • 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
    • 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
    • B01D61/04—Feed pretreatment
    • 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
    • B01D65/08—Prevention of membrane fouling or of concentration polarisation
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/04—Specific process operations in the feed stream; Feed pretreatment
    • 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
    • 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
    • C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/08—Seawater, e.g. for desalination
    • 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)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nanotechnology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
AT07869232T 2007-01-22 2007-12-13 Verfahren zur steuerung der umkehrosmose- membranbiofäulnis bei der trinkwasserherstellung ATE542778T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US88161207P 2007-01-22 2007-01-22
PCT/US2007/087424 WO2008091453A1 (en) 2007-01-22 2007-12-13 Method to control reverse osmosis membrane biofouling in drinking water production

Publications (1)

Publication Number Publication Date
ATE542778T1 true ATE542778T1 (de) 2012-02-15

Family

ID=39284006

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07869232T ATE542778T1 (de) 2007-01-22 2007-12-13 Verfahren zur steuerung der umkehrosmose- membranbiofäulnis bei der trinkwasserherstellung

Country Status (4)

Country Link
US (1) US20100096326A1 (de)
EP (1) EP2106387B1 (de)
AT (1) ATE542778T1 (de)
WO (1) WO2008091453A1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101561372B (zh) * 2009-05-12 2011-07-27 同济大学 一种饮用水中消毒副产物二溴乙腈的快速分析方法
MX2011012350A (es) * 2009-05-18 2011-12-08 Dow Global Technologies Llc Compuestos biocidas de amida halogenada y metodos para tratar sistemas de agua a ph casi neutro a alto.
EP2432739B1 (de) * 2009-05-18 2017-03-01 Dow Global Technologies LLC Biofilmbekämpfung mit 2,2-dibromomalonamide als Biozid
EP2432740B1 (de) * 2009-05-18 2017-02-22 Dow Global Technologies LLC Bakterienbekämpfung mit bromierter Amid-Verbindung als Biozid in einem Wassersystem bei einem pH-Wert höher als 6, sowie neue bromierte Verbindung
WO2011038320A2 (en) * 2009-09-28 2011-03-31 Dow Global Technologies Llc Compositions of dibromomalonamide and their use as biocides
US9288983B2 (en) * 2009-09-28 2016-03-22 Dow Global Technologies Llc Compositions of dibromomalonamide and their use as biocides
RU2536925C2 (ru) * 2009-09-28 2014-12-27 ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ЭлЭлСи Композиция дибромомалонамида и ее применение в качестве биоцида
EP2482653B1 (de) * 2009-09-28 2015-10-28 Dow Global Technologies LLC Dibromomalonamid-zusammensetzungen und ihre verwendung als biozide
CN102573494B (zh) * 2009-09-28 2016-10-26 陶氏环球技术有限责任公司 二溴丙二酰胺组合物和它们作为杀生物剂的用途
US8623391B2 (en) * 2009-09-28 2014-01-07 Dow Global Technologies Llc Compositions of dibromomalonamide and their use as biocides
RU2538369C2 (ru) * 2009-09-29 2015-01-10 ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ЭлЭлСи Синергическая микробицидная композиция, содержащая 2,2-диброммалонамид и окисляющий биоцид, и способ регулирования роста микроорганизмов
WO2011063110A1 (en) * 2009-11-23 2011-05-26 Dow Global Technologies Llc. A process preparing 2,2-dibromomalonamide
WO2012021340A1 (en) * 2010-08-09 2012-02-16 Dow Global Technologies Llc Compositions of dibromomalonamide and their use as biocides
CN105165829A (zh) * 2010-09-30 2015-12-23 陶氏环球技术有限公司 二溴丙二酰胺的组合物及其作为杀生物剂的用途
CN102167476B (zh) * 2011-03-16 2012-07-25 中国科学院水生生物研究所 一种去除水厂原水中藻类和微囊藻毒素的方法
US9241484B2 (en) * 2011-03-25 2016-01-26 Dow Global Technologies Llc Compositions of dibromomalonamide and their use as biocides
US9138688B2 (en) 2011-09-22 2015-09-22 Chevron U.S.A. Inc. Apparatus and process for treatment of water
US8747873B2 (en) 2012-02-01 2014-06-10 Dow Global Technologies Llc Compositions of dibromomalonamide and their use as biocides
WO2014016345A1 (de) 2012-07-25 2014-01-30 Lanxess Deutschland Gmbh Nanofiltrationsmembran mit einer schicht aus durch emulsionspolymersiation hergestellten polymerteilchen
ITNA20130042A1 (it) * 2013-07-24 2015-01-25 Celko Chemical S R L Additivi polivalenti per acque di alimento di impianti ad osmosi inversa
CN103931610B (zh) * 2014-04-17 2016-05-18 上海清力水处理技术有限公司 20％dbnpa水溶性液剂及其制备方法
US10023481B2 (en) 2014-10-17 2018-07-17 Clemson University Materials and methods for reducing biofouling in water treatment membrane systems
US20210197126A1 (en) * 2018-09-28 2021-07-01 Henkel IP & Holding GmbH Hydrogenated natural oils to thicken the polyol component of a two-component polyurethane adhesive for bonding membranes
WO2021087349A1 (en) 2019-11-01 2021-05-06 Ecolab Usa Inc. Accurate biocide dosing for low concentration membrane biofouling control applications
EP4139027A1 (de) 2020-04-20 2023-03-01 Ecolab USA Inc. Dosierungssteuerung für ladungsneutrale biozide für membranbiofäulnissteuerungsanwendungen
IL326525A (en) * 2023-08-15 2026-04-01 Albemarle Corp Biocidal control in aqueous membrane separation systems

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ286510A (en) * 1995-05-15 1998-06-26 Rohm & Haas Method of detoxifying biocide in waste water using a water soluble thio compound
WO2000064821A1 (en) * 1999-04-23 2000-11-02 Clear Value, Inc. Potable water treatment system and method of operation thereof
WO2004022491A1 (en) * 2002-09-04 2004-03-18 Biolab, Inc. Disinfection of reverse osmosis membrane
US20060246595A1 (en) * 2005-05-02 2006-11-02 Banks Rodney H Method for using an all solid-state fluorometer in monitoring and controlling chemicals in water

Also Published As

Publication number Publication date
EP2106387A1 (de) 2009-10-07
US20100096326A1 (en) 2010-04-22
WO2008091453A1 (en) 2008-07-31
EP2106387B1 (de) 2012-01-25

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