ES2042717T3 - METHOD OF CONTROL OF CORROSION AT HIGH PH. - Google Patents

METHOD OF CONTROL OF CORROSION AT HIGH PH.

Info

Publication number
ES2042717T3
ES2042717T3 ES88202136T ES88202136T ES2042717T3 ES 2042717 T3 ES2042717 T3 ES 2042717T3 ES 88202136 T ES88202136 T ES 88202136T ES 88202136 T ES88202136 T ES 88202136T ES 2042717 T3 ES2042717 T3 ES 2042717T3
Authority
ES
Spain
Prior art keywords
corrosion
control
carboxylic
metals
molecular weight
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 - Lifetime
Application number
ES88202136T
Other languages
Spanish (es)
Inventor
Bennett P Boffardi
Charles Y Cha
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.)
Calgon Corp
Original Assignee
Calgon Corp
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 Calgon Corp filed Critical Calgon Corp
Application granted granted Critical
Publication of ES2042717T3 publication Critical patent/ES2042717T3/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Anti-Oxidant Or Stabilizer Compositions (AREA)

Abstract

Compositions containing a low molecular weight polymer of acrylic acid, a zinc source and a carboxylic/sulfonic acid polymer effectively inhibit the corrosion of metals by oxygen bearing waters at high pH.
ES88202136T 1987-10-05 1988-09-29 METHOD OF CONTROL OF CORROSION AT HIGH PH. Expired - Lifetime ES2042717T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10470787A 1987-10-05 1987-10-05

Publications (1)

Publication Number Publication Date
ES2042717T3 true ES2042717T3 (en) 1993-12-16

Family

ID=22301939

Family Applications (1)

Application Number Title Priority Date Filing Date
ES88202136T Expired - Lifetime ES2042717T3 (en) 1987-10-05 1988-09-29 METHOD OF CONTROL OF CORROSION AT HIGH PH.

Country Status (7)

Country Link
EP (1) EP0311192B1 (en)
JP (1) JPH01165780A (en)
AT (1) ATE78064T1 (en)
AU (1) AU619764B2 (en)
DE (1) DE3872646T2 (en)
ES (1) ES2042717T3 (en)
NZ (1) NZ226331A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5866042A (en) * 1997-07-18 1999-02-02 Betzdearborn Inc. Methods and compositions for inhibiting corrosion
DE102008048596A1 (en) * 2008-09-23 2010-04-08 Henkel Ag & Co. Kgaa Quench passivation of aluminum die-cast parts
JP5803207B2 (en) * 2011-03-30 2015-11-04 栗田工業株式会社 Cooling water metal anticorrosion treatment method
JP5720369B2 (en) * 2011-03-30 2015-05-20 栗田工業株式会社 Basic treatment method for cooling water system
US9028747B2 (en) 2012-12-28 2015-05-12 Ecolab Usa Inc. Corrosion and fouling mitigation using non-phosphorus based additives
JP5776734B2 (en) * 2013-07-04 2015-09-09 栗田工業株式会社 Iron scale inhibitor and method for preventing iron scale of steam generating equipment using the same
US9290850B2 (en) 2013-10-31 2016-03-22 U.S. Water Services Inc. Corrosion inhibiting methods
JP6444105B2 (en) * 2014-09-17 2018-12-26 株式会社日本触媒 Metal corrosion inhibitor for polycarboxylic acid aqueous solution, metal corrosion inhibitor aqueous solution composition, and method for inhibiting metal corrosion of polycarboxylic acid aqueous solution

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3885914A (en) * 1973-06-04 1975-05-27 Calgon Corp Polymer-zinc corrosion inhibiting method
US4663053A (en) * 1982-05-03 1987-05-05 Betz Laboratories, Inc. Method for inhibiting corrosion and deposition in aqueous systems
US4640793A (en) * 1984-02-14 1987-02-03 Calgon Corporation Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers
CA1332138C (en) * 1985-10-29 1994-09-27 Brian Greaves Treatment of aqueous systems
AU595599B2 (en) * 1986-05-09 1990-04-05 Betz International, Inc. Water treatment polymers and methods of use thereof

Also Published As

Publication number Publication date
EP0311192B1 (en) 1992-07-08
AU2336888A (en) 1989-04-06
DE3872646T2 (en) 1992-12-10
DE3872646D1 (en) 1992-08-13
ATE78064T1 (en) 1992-07-15
EP0311192A1 (en) 1989-04-12
NZ226331A (en) 1991-08-27
AU619764B2 (en) 1992-02-06
JPH01165780A (en) 1989-06-29

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