GB1595688A - Treatment of aqueous systems - Google Patents

Treatment of aqueous systems Download PDF

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Publication number
GB1595688A
GB1595688A GB23434/78A GB2343478A GB1595688A GB 1595688 A GB1595688 A GB 1595688A GB 23434/78 A GB23434/78 A GB 23434/78A GB 2343478 A GB2343478 A GB 2343478A GB 1595688 A GB1595688 A GB 1595688A
Authority
GB
United Kingdom
Prior art keywords
formula
residue
hydrogen
compound
salt
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.)
Expired
Application number
GB23434/78A
Other languages
English (en)
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.)
Ciba Geigy UK Ltd
Original Assignee
Ciba Geigy UK 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 Ciba Geigy UK Ltd filed Critical Ciba Geigy UK Ltd
Priority to GB23434/78A priority Critical patent/GB1595688A/en
Priority to IT7922996A priority patent/IT1207199B/it
Priority to DE19792921374 priority patent/DE2921374A1/de
Priority to JP6550179A priority patent/JPS5511092A/ja
Priority to FR7913467A priority patent/FR2426648A2/fr
Publication of GB1595688A publication Critical patent/GB1595688A/en
Expired legal-status Critical Current

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
    • C02F5/14—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
GB23434/78A 1978-05-26 1978-05-26 Treatment of aqueous systems Expired GB1595688A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB23434/78A GB1595688A (en) 1978-05-26 1978-05-26 Treatment of aqueous systems
IT7922996A IT1207199B (it) 1978-05-26 1979-05-25 Trattamento di sistemi acquosi.
DE19792921374 DE2921374A1 (de) 1978-05-26 1979-05-25 Behandlung von waessrigen systemen
JP6550179A JPS5511092A (en) 1978-05-26 1979-05-26 Method of disposing of water
FR7913467A FR2426648A2 (fr) 1978-05-26 1979-05-28 Traitement de milieux aqueux en vue d'empecher les depots de tartre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB23434/78A GB1595688A (en) 1978-05-26 1978-05-26 Treatment of aqueous systems

Publications (1)

Publication Number Publication Date
GB1595688A true GB1595688A (en) 1981-08-12

Family

ID=10195568

Family Applications (1)

Application Number Title Priority Date Filing Date
GB23434/78A Expired GB1595688A (en) 1978-05-26 1978-05-26 Treatment of aqueous systems

Country Status (5)

Country Link
JP (1) JPS5511092A (enExample)
DE (1) DE2921374A1 (enExample)
FR (1) FR2426648A2 (enExample)
GB (1) GB1595688A (enExample)
IT (1) IT1207199B (enExample)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4617139A (en) * 1984-08-12 1986-10-14 Lever Brothers Company Detergent compositions containing polymers
EP0681995A3 (en) * 1994-05-12 1997-09-03 Fmc Corp Uk Ltd Method for inhibiting scaling.
US6297336B1 (en) 1998-07-02 2001-10-02 Nippon Shokubai Co., Ltd. Detergent builder, production process therefor, and poly(meth)acrylic acid (or salt) polymer and use thereof
DE4107322B4 (de) * 1990-03-10 2005-10-20 Great Lakes Chemical Europ Verfahren zur Behandlung eines wässrigen Meerwasserverdampfungssystems
US8859686B2 (en) 2013-03-15 2014-10-14 Rohm And Haas Company Polymethacrylic acid anhydride telomers
US9045575B2 (en) 2011-11-11 2015-06-02 Rohm And Haas Company Polymethacrylic acid anhydride telomers
US9365657B2 (en) 2011-11-11 2016-06-14 Rohm And Haas Company Small particle size telomers of methacrylic acid or anhydride

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4372870A (en) * 1981-07-24 1983-02-08 Betz Laboratories, Inc. Method and composition for treating aqueous mediums
JPH0630789B2 (ja) * 1985-03-25 1994-04-27 株式会社片山化学工業研究所 高温高圧水系のスケ−ル防止方法
JPS62294197A (ja) * 1986-06-12 1987-12-21 Sumitomo Metal Ind Ltd 自動車用防錆鋼板並びにその製造方法
FR2748470B1 (fr) * 1996-05-13 1998-07-17 Cfpi Ind Procede de fabrication de produits en terre cuite et agent propre a ameliorer les proprietes rheologiques des argiles

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2525859C2 (de) * 1974-06-11 1983-03-03 Ciba-Geigy (Uk) Ltd., London Verfahren zur Behandlung von wäßrigen Systemen
GB1458235A (en) * 1974-06-11 1976-12-08 Ciba Geigy Uk Ltd Inhibiting scale formation in aqueous systems

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4617139A (en) * 1984-08-12 1986-10-14 Lever Brothers Company Detergent compositions containing polymers
DE4107322B4 (de) * 1990-03-10 2005-10-20 Great Lakes Chemical Europ Verfahren zur Behandlung eines wässrigen Meerwasserverdampfungssystems
EP0681995A3 (en) * 1994-05-12 1997-09-03 Fmc Corp Uk Ltd Method for inhibiting scaling.
US6297336B1 (en) 1998-07-02 2001-10-02 Nippon Shokubai Co., Ltd. Detergent builder, production process therefor, and poly(meth)acrylic acid (or salt) polymer and use thereof
US9045575B2 (en) 2011-11-11 2015-06-02 Rohm And Haas Company Polymethacrylic acid anhydride telomers
US9365657B2 (en) 2011-11-11 2016-06-14 Rohm And Haas Company Small particle size telomers of methacrylic acid or anhydride
US9499642B2 (en) 2011-11-11 2016-11-22 Rohm And Haas Company Small particle size hypophosphite telomers of unsaturated carboxylic acids
US8859686B2 (en) 2013-03-15 2014-10-14 Rohm And Haas Company Polymethacrylic acid anhydride telomers

Also Published As

Publication number Publication date
DE2921374C2 (enExample) 1988-12-29
DE2921374A1 (de) 1979-12-06
JPS5511092A (en) 1980-01-25
IT1207199B (it) 1989-05-17
IT7922996A0 (it) 1979-05-25
FR2426648A2 (fr) 1979-12-21
FR2426648B2 (enExample) 1985-04-12

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19950519