CA1069800A - Method of dispersing calcium carbonate - Google Patents

Method of dispersing calcium carbonate

Info

Publication number
CA1069800A
CA1069800A CA267,461A CA267461A CA1069800A CA 1069800 A CA1069800 A CA 1069800A CA 267461 A CA267461 A CA 267461A CA 1069800 A CA1069800 A CA 1069800A
Authority
CA
Canada
Prior art keywords
po3m2
amino
organo
organo phosphonate
phosphonate
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
CA267,461A
Other languages
English (en)
French (fr)
Inventor
Lewis Volgenau
Philip S. Davis
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.)
GE BetzDearborn Canada Co
Original Assignee
Betz Laboratories 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 Betz Laboratories Ltd filed Critical Betz Laboratories Ltd
Application granted granted Critical
Publication of CA1069800A publication Critical patent/CA1069800A/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)
  • Paper (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
CA267,461A 1976-06-07 1976-12-08 Method of dispersing calcium carbonate Expired CA1069800A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69345376A 1976-06-07 1976-06-07

Publications (1)

Publication Number Publication Date
CA1069800A true CA1069800A (en) 1980-01-15

Family

ID=24784715

Family Applications (1)

Application Number Title Priority Date Filing Date
CA267,461A Expired CA1069800A (en) 1976-06-07 1976-12-08 Method of dispersing calcium carbonate

Country Status (5)

Country Link
BE (1) BE855456A (it)
CA (1) CA1069800A (it)
DE (1) DE2725199A1 (it)
IT (1) IT1086672B (it)
NL (1) NL7702952A (it)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6869503B2 (en) 2001-06-06 2005-03-22 Solutia, Inc. Composition for inhibiting calcium salt scale
US6890404B2 (en) 2001-06-06 2005-05-10 Solutia, Inc. Composition for the production of improved pulp
US7172677B2 (en) 2001-06-06 2007-02-06 Solutia Inc. Method for inhibiting calcium salt scale

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT71647B (en) * 1979-08-16 1982-01-21 Calgon Corp Process for preparing a composition for the control of scale and deposits in gas-liquid separation
US4479878A (en) * 1982-10-28 1984-10-30 Betz Laboratories, Inc. High calcium tolerant deposit control method
DE69114177T2 (de) * 1990-04-25 1996-06-05 Nalco Chemical Co Phospinsäureesteroligomere, ihre Zusammensetzungen und Verfahren zu ihrer Herstellung und ihre Verwendung.

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6869503B2 (en) 2001-06-06 2005-03-22 Solutia, Inc. Composition for inhibiting calcium salt scale
US6890404B2 (en) 2001-06-06 2005-05-10 Solutia, Inc. Composition for the production of improved pulp
US7172677B2 (en) 2001-06-06 2007-02-06 Solutia Inc. Method for inhibiting calcium salt scale
US7300542B2 (en) 2001-06-06 2007-11-27 Thermophos Trading Gmbh Method for inhibiting calcium salt scale
USRE41552E1 (en) * 2001-06-06 2010-08-24 Thermphos Trading Gmbh Composition for the production of improved pulp

Also Published As

Publication number Publication date
NL7702952A (nl) 1977-12-09
BE855456A (fr) 1977-10-03
DE2725199A1 (de) 1977-12-15
IT1086672B (it) 1985-05-28

Similar Documents

Publication Publication Date Title
CA1079604A (en) Polymers for use in water treatment
Gill A novel inhibitor for scale control in water desalination
DE69212777T2 (de) Verhinderung von Korrosion und Ablagerungen
US4640793A (en) Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers
US4936987A (en) Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers
EP0093508B1 (en) Method and composition for inhibiting corrosion and deposition in aqueous systems
US4288327A (en) Copolymers for the control of the formation and deposition of materials in aqueous mediums
US5080801A (en) Mixed polymers for preventing scale caused by mineral processing water
US3959167A (en) Method and composition of inhibiting scale
US4713195A (en) Scale inhibitor
CA1059869A (en) Chelating agents
US5534157A (en) Polyether polyamino methylene phosphonates for high pH scale control
Butt et al. Evaluation of SHMP and advanced scale inhibitors for control of CaSO4, SrSO4, and CaCO3 scales in RO desalination
EP0122013A1 (en) Polymeric additives for water
DE3524502A1 (de) Kesselstein-inhibierung
CA1069800A (en) Method of dispersing calcium carbonate
EP0071323A1 (en) Method and composition for treating aqueous mediums
US3188289A (en) Inhibiting boiler deposits
US4253912A (en) Deposit control through the use of oligomeric phosphonic acid derivatives
US5288410A (en) Scale control in aqueous systems
US4799995A (en) Scale inhibition formulations for kraft digesters
US4201669A (en) Deposit control through the use of oligomeric phosphonic acid derivatives
US3393150A (en) Methods of scale inhibition
US3451939A (en) Threshold compositions and methods
AU649149B2 (en) Inhibition of scale formation and corrosion by sulfonated organophosphonates

Legal Events

Date Code Title Description
MKEX Expiry