ZA200207690B - Fluorescent monomers and tagged treatment polymers containing same for use in industrial water systems. - Google Patents

Fluorescent monomers and tagged treatment polymers containing same for use in industrial water systems.

Info

Publication number
ZA200207690B
ZA200207690B ZA200207690A ZA200207690A ZA200207690B ZA 200207690 B ZA200207690 B ZA 200207690B ZA 200207690 A ZA200207690 A ZA 200207690A ZA 200207690 A ZA200207690 A ZA 200207690A ZA 200207690 B ZA200207690 B ZA 200207690B
Authority
ZA
South Africa
Prior art keywords
polymers containing
industrial water
water systems
containing same
tagged treatment
Prior art date
Application number
ZA200207690A
Other languages
English (en)
Inventor
John D Morris
Barbara E Moriarty
Mingli Wei
Patrick Gerard Murray
Jerry L Redinger
Original Assignee
Ondeo Nalco Co
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 Ondeo Nalco Co filed Critical Ondeo Nalco Co
Publication of ZA200207690B publication Critical patent/ZA200207690B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C02F5/12—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
    • 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
    • C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/10—Non-macromolecular compounds
    • C09K2211/1003—Carbocyclic compounds
    • C09K2211/1011—Condensed systems
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/10—Non-macromolecular compounds
    • C09K2211/1018—Heterocyclic compounds
    • C09K2211/1025—Heterocyclic compounds characterised by ligands
    • C09K2211/1029—Heterocyclic compounds characterised by ligands containing one nitrogen atom as the heteroatom
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
    • C09K2211/10—Non-macromolecular compounds
    • C09K2211/1018—Heterocyclic compounds
    • C09K2211/1025—Heterocyclic compounds characterised by ligands
    • C09K2211/1044—Heterocyclic compounds characterised by ligands containing two nitrogen atoms as heteroatoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
ZA200207690A 2000-04-27 2002-09-25 Fluorescent monomers and tagged treatment polymers containing same for use in industrial water systems. ZA200207690B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/560,881 US6645428B1 (en) 2000-04-27 2000-04-27 Fluorescent monomers and tagged treatment polymers containing same for use in industrial water systems

Publications (1)

Publication Number Publication Date
ZA200207690B true ZA200207690B (en) 2003-09-25

Family

ID=24239749

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200207690A ZA200207690B (en) 2000-04-27 2002-09-25 Fluorescent monomers and tagged treatment polymers containing same for use in industrial water systems.

Country Status (12)

Country Link
US (3) US6645428B1 (enExample)
EP (1) EP1282732B1 (enExample)
JP (1) JP4787451B2 (enExample)
AR (1) AR029661A1 (enExample)
AT (1) ATE444344T1 (enExample)
AU (1) AU5733501A (enExample)
CA (1) CA2404311C (enExample)
DE (1) DE60140048D1 (enExample)
MX (1) MXPA02009969A (enExample)
TW (1) TW570969B (enExample)
WO (1) WO2001081654A1 (enExample)
ZA (1) ZA200207690B (enExample)

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6812309B2 (en) * 2002-01-08 2004-11-02 Rohm And Haas Company Digitally encoded polymers
US6730227B2 (en) * 2002-03-28 2004-05-04 Nalco Company Method of monitoring membrane separation processes
US6821428B1 (en) * 2002-03-28 2004-11-23 Nalco Company Method of monitoring membrane separation processes
US7703516B2 (en) * 2003-06-25 2010-04-27 Rhodia Operations Stimulating oilfields using different scale-inhibitors
US6935192B2 (en) * 2003-09-30 2005-08-30 Agilent Technologies, Inc. Microfluidic bulk flow determinations based on converting heat tracer measurements
FR2868070B1 (fr) * 2004-03-23 2006-06-02 Oreal Composes monomeriques possedant des proprietes optiques, polymeres les comprenant et utilisation
ATE414504T1 (de) * 2004-03-23 2008-12-15 Oreal Zusammensetzung enthaltend ein polymer basierend auf einer monomerverbindubg gekennzeichnet durch eine optische eingenschaft und ein verfahren zu deren vervendung
FR2867970B1 (fr) * 2004-03-25 2006-05-05 Oreal Composition comprenant un compose monomerique a effet optique et procede employant ladite composition
FR2868076B1 (fr) * 2004-03-26 2006-05-05 Oreal Nouveaux polymeres, compositions les comprenant, procedes et utilisation
US7179384B2 (en) * 2004-04-30 2007-02-20 Nalco Company Control of cooling water system using rate of consumption of fluorescent polymer
NO321768B1 (no) * 2004-06-30 2006-07-03 Inst Energiteknik System for tracerfrigjoring i en fluidstrom
GB2424876B (en) * 2005-04-06 2011-03-23 Rhodia Uk Ltd Improved analysis of polymeric scale inhibitors
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
US9266301B2 (en) * 2005-06-30 2016-02-23 Nalco Company Method to adhere and dislodge crepe paper
US7985318B2 (en) * 2007-05-10 2011-07-26 Nalco Company Method of monitoring and inhibiting scale deposition in pulp mill evaporators and concentrators
CN101952455A (zh) 2007-12-17 2011-01-19 卢克斯创新有限公司 用于维护流体输导和容纳系统的组合物和方法
US8809392B2 (en) 2008-03-28 2014-08-19 Ecolab Usa Inc. Sulfoperoxycarboxylic acids, their preparation and methods of use as bleaching and antimicrobial agents
US12203056B2 (en) 2008-03-28 2025-01-21 Ecolab Usa Inc. Sulfoperoxycarboxylic acids, their preparation and methods of use as bleaching and antimicrobial agents
EP2271616B1 (en) 2008-03-28 2020-11-11 Ecolab USA Inc. Sulfoperoxycarboxylic acids, their preparation and methods of use as bleaching and antimicrobial agents
US8871807B2 (en) 2008-03-28 2014-10-28 Ecolab Usa Inc. Detergents capable of cleaning, bleaching, sanitizing and/or disinfecting textiles including sulfoperoxycarboxylic acids
CN102241441B (zh) 2010-05-14 2015-12-02 纳尔科公司 包含aa-amps共聚物和pma的组合物及其用途
US20120032093A1 (en) * 2010-08-03 2012-02-09 Kemira Chemicals Inc. Tagged scale inhibitor compositions and methods of inhibiting scale
CN102093290B (zh) * 2010-12-27 2012-05-09 国家海洋局天津海水淡化与综合利用研究所 一种荧光单体和荧光丙烯酸类聚合物以及制法
MX2013008439A (es) 2011-01-19 2013-12-06 Rhodia Operations Familias de inhibidores de escamas que tienen diferentes perfiles de absorcion y su aplicacion en el campo petrolero.
TWI612092B (zh) * 2011-04-26 2018-01-21 奈寇公司 一種含有ａａ－ａｍｐｓ共聚物及ｐｍａ的組成物及其用途
US9347928B2 (en) 2011-08-17 2016-05-24 Buckman Laboratories International, Inc. Tagged polymers, water treatment compositions, and methods of their use in aqueous systems
CN102516988B (zh) * 2011-11-28 2014-04-09 大连理工大学 一类可聚合荧光染料、其制备方法及应用
US9321664B2 (en) 2011-12-20 2016-04-26 Ecolab Usa Inc. Stable percarboxylic acid compositions and uses thereof
US20130233796A1 (en) * 2012-03-06 2013-09-12 Narasimha M. Rao Treatment of industrial water systems
EP2831000A4 (en) 2012-03-30 2016-03-30 Ecolab Usa Inc USE OF PERCONDIC ACID / HYDROGEN PEROXIDE AND PEROXIDE REDUCERS FOR THE TREATMENT OF DRILLING LIQUIDS, FRACKING LIQUIDS, REFILL WATER AND DISPOSAL WATER
US9751789B2 (en) 2012-12-28 2017-09-05 Ecolab Usa Inc. Fluorescent monomers and tagged treatment polymers containing same for use in industrial water systems
US20140256811A1 (en) 2013-03-05 2014-09-11 Ecolab Usa Inc. Efficient stabilizer in controlling self accelerated decomposition temperature of peroxycarboxylic acid compositions with mineral acids
US8822719B1 (en) 2013-03-05 2014-09-02 Ecolab Usa Inc. Peroxycarboxylic acid compositions suitable for inline optical or conductivity monitoring
US10165774B2 (en) 2013-03-05 2019-01-01 Ecolab Usa Inc. Defoamer useful in a peracid composition with anionic surfactants
US20140251906A1 (en) * 2013-03-06 2014-09-11 Ecolab Usa Inc. Addition of aluminum reagents to sulfate-containing waste stream reduce sulfate concentration
US9682334B2 (en) 2013-03-13 2017-06-20 Ecolab Usa Inc. Solid water separation to sample spray water from a continuous caster
FI125102B (en) * 2013-11-19 2015-06-15 Kemira Oyj Method for the determination of an antifouling agent in a sample
FI125111B (en) * 2013-11-19 2015-06-15 Kemira Oyj A method for analyzing a sample comprising first and second anticaking agents
EP3143096B1 (en) * 2014-05-16 2022-10-12 Halliburton Energy Services, Inc. Tagged corrosion inhibitors for use in subterranean operations
US9624423B2 (en) * 2014-07-01 2017-04-18 Ecolab Usa Inc. Use of fluorescent polymers in marking compositions for the diagnostic determination of cleaning performance
US10071923B2 (en) 2014-09-05 2018-09-11 Ecolab Usa Inc. Addition of aluminum reagents to oxoanion-containing water streams
US9389209B2 (en) 2014-09-05 2016-07-12 Ecolab Usa Inc. Oxoanion concentration determination using aluminum reagents
EP3189326B1 (en) 2014-09-05 2023-01-04 Ecolab USA Inc. Oxoanion concentration determination using aluminum reagents
US10118844B2 (en) 2014-12-31 2018-11-06 Ecolab Usa Inc. Multifunctional method for membrane protection and biofouling control
ES2748057T3 (es) 2015-07-20 2020-03-12 Ecolab Usa Inc Métodos para acondicionar membranas
CN106554091A (zh) * 2015-09-25 2017-04-05 埃科莱布美国股份有限公司 一种阻垢分散剂组合物及其用途
CN105646346B (zh) * 2015-12-25 2018-06-22 华东理工大学 萘酰亚胺季铵盐类化合物及其用途
CN107192695B (zh) * 2017-05-03 2019-08-20 华南理工大学 利用聚集诱导发光对晶体生长与转化荧光可视化研究方法
US11319231B2 (en) * 2017-07-31 2022-05-03 Dow Global Technologies Llc Method for monitoring fluorescent polymer antiscalants in industrial water systems
US20200165513A1 (en) * 2017-07-31 2020-05-28 Dow Global Technologies Llc Fluorescent polymers for monitoring antiscalant concentrations in industrial water systems
WO2019027609A1 (en) * 2017-07-31 2019-02-07 Dow Global Technologies Llc MONITORING AND CONTROL OF DETERMINATION OF PROCESSED POLYMERS IN INDUSTRIAL WATER DISTRIBUTION SYSTEMS
US11421152B2 (en) 2017-07-31 2022-08-23 Dow Global Technologies Llc Tagged treatment polymers for monitoring antiscalant concentrations in industrial water systems
CN108956918B (zh) * 2018-06-11 2022-01-11 安徽省佳逸环保科技有限公司 一种用于富集水体中有机磷农药的磁性膜材料的制备方法及有机磷农药的浓度检测方法
WO2020041545A1 (en) 2018-08-22 2020-02-27 Ecolab Usa Inc. Hydrogen peroxide and peracid stabilization with molecules based on a pyridine carboxylic acid at c-3, -4 or -5
CN109824593B (zh) * 2019-01-18 2023-01-31 河南清水源科技股份有限公司 水溶性季铵盐荧光单体、荧光聚合物，及其制备方法
CN109761969B (zh) * 2019-03-04 2020-10-30 台州学院 一种水溶性萘酰亚胺类化合物的合成及其用途
CN112867920B (zh) * 2019-05-28 2022-07-15 诺力昂化学品国际有限公司 控制水系统中结垢的方法
US20220081333A1 (en) * 2019-05-28 2022-03-17 Nouryon Chemicals International B.V. Method of controlling scale in aqueous systems
CN110105332B (zh) * 2019-05-28 2020-05-22 山东大学 一种发光可调复合离子液体的制备方法
US20220228054A1 (en) * 2019-05-28 2022-07-21 Nouryon Chemicals International B.V. Fluorescent naphthalimide polymers and solutions thereof for scale control in aqueous systems
WO2020251772A1 (en) 2019-06-11 2020-12-17 Ecolab Usa Inc. Corrosion inhibitor formulation for geothermal reinjection well
CN110410048B (zh) * 2019-07-02 2022-03-29 中国石油天然气股份有限公司 一种延长酸化有效期的方法
WO2021026410A1 (en) 2019-08-07 2021-02-11 Ecolab Usa Inc. Polymeric and solid-supported chelators for stabilization of peracid-containing compositions
BR112022007854A2 (pt) * 2019-11-07 2022-07-05 Dow Global Technologies Llc Método de tratamento de um sistema de água
WO2021106148A1 (en) * 2019-11-28 2021-06-03 Kurita Water Industries Ltd. Anionic copolymers suitable as scaling inhibitors
CN110964496B (zh) * 2019-12-21 2020-07-14 东营江源化工有限公司 一种压裂液稠化增粘剂
CN111171214B (zh) * 2020-02-25 2021-04-16 北京汉莫克化学技术有限公司 一种聚羧酸盐类农用分散剂及其制备方法
WO2022051019A1 (en) 2020-09-04 2022-03-10 Chemtreat, Inc. Methods for predicting and monitoring scale formation in industrial water systems
MX2023004759A (es) 2020-10-26 2023-05-10 Ecolab Usa Inc Agente de control de escamas de calcita para pozos geotermicos.
US20230416602A1 (en) 2020-11-20 2023-12-28 Nouryon Chemicals International B.V. Fluorescent polymers and solutions thereof for scale control in aqueous systems
CN114716600A (zh) * 2021-03-31 2022-07-08 上海未来企业股份有限公司 一种荧光聚合物的合成及其应用
CN114790042A (zh) * 2021-05-26 2022-07-26 上海未来企业股份有限公司 一种无磷环保型缓蚀阻垢剂及其制备方法与应用
CN119790114A (zh) * 2022-09-28 2025-04-08 陶氏环球技术有限责任公司 与水混溶的荧光单体作为水性涂料中的标记
CN119350244B (zh) * 2024-10-18 2025-11-25 中国科学院化学研究所 一种荧光表面活性剂及其制备方法和作为示踪剂的应用

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1054436A (enExample) *
GB1003083A (en) * 1961-01-21 1965-09-02 Toshiyasu Kasai Novel 4-alkoxynaphthalimides
JPS5534556Y2 (enExample) * 1971-03-11 1980-08-15
JPS4943688B1 (enExample) * 1972-06-24 1974-11-22
US4813973A (en) 1988-01-11 1989-03-21 The University Of Toronto Innovations Foundation Modified, water-soluble polymers containing amide groups reacted with xanthydrol and other dyes
ES2074655T3 (es) * 1990-03-26 1995-09-16 Nalco Chemical Co Polimeros fluorescentes e ingredientes de los mismos.
US5128419A (en) * 1990-08-20 1992-07-07 Nalco Chemical Company Synthesis of tagged polymers by post-polymerization (trans) amidation reaction
JPH07109587A (ja) 1993-10-07 1995-04-25 Kurita Water Ind Ltd 水処理用ポリマー及び水処理用ポリマーの製造方法
FR2724657B1 (fr) 1994-09-16 1997-01-17 France Telecom Materiau reticulable utilisable en opto-electronique, et procede d'obtention de ce materiau, et monomere permettant d'obtenir ce materiau
DE19505942A1 (de) * 1995-02-21 1996-08-22 Bayer Ag (Co)Polymerisate auf Basis von Vinyl-Einheiten und ihre Verwendung in elektrolumineszierenden Anordnungen
US5736405A (en) * 1996-03-21 1998-04-07 Nalco Chemical Company Monitoring boiler internal treatment with fluorescent-tagged polymers
US5986030A (en) * 1997-04-15 1999-11-16 Nalco Chemical Company Fluorescent water soluble polymers
US5958788A (en) * 1997-05-28 1999-09-28 Nalco Chemical Company Luminol tagged polymers for treatment of industrial systems
US6312644B1 (en) 1999-12-16 2001-11-06 Nalco Chemical Company Fluorescent monomers and polymers containing same for use in industrial water systems
RU2002117253A (ru) * 2002-06-28 2003-12-20 ООО "Оптива-Технологи " Сульфопроизводные 1,8-нафтоилен-1',2'-бензимидазола, лиотропная жидкокристаллическая система и анизотропная пленка на их основе

Also Published As

Publication number Publication date
AR029661A1 (es) 2003-07-10
EP1282732A4 (en) 2004-12-22
EP1282732A1 (en) 2003-02-12
TW570969B (en) 2004-01-11
AU5733501A (en) 2001-11-07
US7148351B2 (en) 2006-12-12
ATE444344T1 (de) 2009-10-15
US20040135125A1 (en) 2004-07-15
US20040135124A1 (en) 2004-07-15
JP2003531283A (ja) 2003-10-21
JP4787451B2 (ja) 2011-10-05
WO2001081654A1 (en) 2001-11-01
US7875720B2 (en) 2011-01-25
US6645428B1 (en) 2003-11-11
CA2404311A1 (en) 2001-11-01
EP1282732B1 (en) 2009-09-30
MXPA02009969A (es) 2004-08-19
CA2404311C (en) 2010-04-20
DE60140048D1 (de) 2009-11-12

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