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GB2125025A - Process for inhibiting scale - Google Patents

Process for inhibiting scale

Info

Publication number
GB2125025A
GB2125025A GB08325799A GB8325799A GB2125025A GB 2125025 A GB2125025 A GB 2125025A GB 08325799 A GB08325799 A GB 08325799A GB 8325799 A GB8325799 A GB 8325799A GB 2125025 A GB2125025 A GB 2125025A
Authority
GB
United Kingdom
Prior art keywords
inhibiting scale
aquaeous
acrylamido
copolymers
acrylic
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.)
Granted
Application number
GB08325799A
Other versions
GB8325799D0 (en
GB2125025B (en
Inventor
Vincent R Kuhn
Ederlyna M Ventura
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.)
Dearborn Chemical Co
Original Assignee
Dearborn Chemical 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 Dearborn Chemical Co filed Critical Dearborn Chemical Co
Publication of GB8325799D0 publication Critical patent/GB8325799D0/en
Publication of GB2125025A publication Critical patent/GB2125025A/en
Application granted granted Critical
Publication of GB2125025B publication Critical patent/GB2125025B/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
    • C02F5/12—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

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)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

A process for inhibiting scale formation on metal surfaces in contact with aquaeous systems by adding a threshold quantity of copolymers of 2-acrylamido-2-methylpropane sulfonic acid and acrylic or methacrylic acid or water soluble salts thereof.
GB08325799A 1982-01-29 1982-01-29 Process for inhibiting scale Expired GB2125025B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1982/000121 WO1983002607A1 (en) 1982-01-29 1982-01-29 Process for inhibiting scale

Publications (3)

Publication Number Publication Date
GB8325799D0 GB8325799D0 (en) 1983-10-26
GB2125025A true GB2125025A (en) 1984-02-29
GB2125025B GB2125025B (en) 1985-07-03

Family

ID=22167790

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08325799A Expired GB2125025B (en) 1982-01-29 1982-01-29 Process for inhibiting scale

Country Status (6)

Country Link
EP (1) EP0099883A4 (en)
DE (1) DE3249177T1 (en)
ES (1) ES8406566A1 (en)
GB (1) GB2125025B (en)
SE (1) SE8301135L (en)
WO (1) WO1983002607A1 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4936987A (en) * 1983-03-07 1990-06-26 Calgon Corporation Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers
US4640793A (en) * 1984-02-14 1987-02-03 Calgon Corporation Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers
US4575425A (en) * 1984-12-24 1986-03-11 Calgon Corporation Process for controlling calcium oxalate scale over a wide pH range
US4711725A (en) * 1985-06-26 1987-12-08 Rohm And Haas Co. Method of stabilizing aqueous systems
CA1337323C (en) * 1986-12-08 1995-10-17 Zahid Amjad Treatment of aqueous medium with copolymers containing acrylamidoalkane sulfonic acid
US4952326A (en) * 1986-12-08 1990-08-28 The B. F. Goodrich Company Dispersion of particulates in an aqueous medium
US4889637A (en) * 1986-12-08 1989-12-26 Zahid Amjad Scale control with terpolymers containing vinyl alcohol
US4885097A (en) * 1986-12-08 1989-12-05 The B. F. Goodrich Company Stabilization of metal ions with terpolymers containing styrene sulfonic acid
US4952327A (en) * 1986-12-08 1990-08-28 The B. F. Goodrich Company Scale control with terpolymers containing styrene sulfonic acid
US4836933A (en) * 1987-01-16 1989-06-06 National Starch And Chemical Corporation Water treatment polymer
DE4221381C1 (en) * 1992-07-02 1994-02-10 Stockhausen Chem Fab Gmbh Graft copolymers of unsaturated monomers and sugars, process for their preparation and their use
US5282976A (en) * 1992-07-21 1994-02-01 Rhone-Poulenc Inc. Terpolymer useful as a scale inhibitor
US5380782A (en) * 1993-10-04 1995-01-10 Rohm And Haas Company Polymeric dispersants for ceramic materials
CA2236605A1 (en) * 1997-05-09 1998-11-09 Yves Duccini Scale inhibitors
US20030073586A1 (en) * 2001-10-03 2003-04-17 Martin Crossman Scale control composition for high scaling environments
US20090305934A1 (en) 2008-06-04 2009-12-10 Creamer Marianne P Polymers and their use for inhibition of scale build-up in automatic dishwashing applications

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3709815A (en) * 1971-07-01 1973-01-09 Calgon Corp Boiler water treatment
US3709816A (en) * 1971-07-01 1973-01-09 Calgon Corp Control of alluvial and other deposits in aqueous systems
US3806367A (en) * 1972-06-01 1974-04-23 Bitz Lab Inc Acrylamido-sulfonic acid polymers and their use as rust and tubercle removing agents
US3928196A (en) * 1973-12-05 1975-12-23 Calgon Corp Inhibition of scale deposition

Also Published As

Publication number Publication date
WO1983002607A1 (en) 1983-08-04
DE3249177T1 (en) 1984-09-06
SE8301135D0 (en) 1983-03-01
GB8325799D0 (en) 1983-10-26
SE8301135L (en) 1983-07-30
EP0099883A1 (en) 1984-02-08
ES519364A0 (en) 1984-07-01
GB2125025B (en) 1985-07-03
ES8406566A1 (en) 1984-07-01
EP0099883A4 (en) 1984-05-29

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee