CA2016147A1 - Copper and copper alloy corrosion inhibitors - Google Patents

Copper and copper alloy corrosion inhibitors

Info

Publication number
CA2016147A1
CA2016147A1 CA2016147A CA2016147A CA2016147A1 CA 2016147 A1 CA2016147 A1 CA 2016147A1 CA 2016147 A CA2016147 A CA 2016147A CA 2016147 A CA2016147 A CA 2016147A CA 2016147 A1 CA2016147 A1 CA 2016147A1
Authority
CA
Canada
Prior art keywords
copper
corrosion inhibitors
alloy corrosion
copper alloy
alkoxybenzotriazoles
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
CA2016147A
Other languages
French (fr)
Other versions
CA2016147C (en
Inventor
Daniel P. Vanderpool
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
Publication of CA2016147A1 publication Critical patent/CA2016147A1/en
Application granted granted Critical
Publication of CA2016147C publication Critical patent/CA2016147C/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
    • C23F11/10—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 using organic inhibitors
    • C23F11/14—Nitrogen-containing compounds
    • C23F11/149—Heterocyclic compounds containing nitrogen as hetero atom

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)

Abstract

The use of alkoxybenzotriazoles to inhibit the corrosion of metallic surfaces in contact with an aqueous system. Systems and compositions containing alkoxybenzotriazole are also claimed.
CA002016147A 1989-05-08 1990-05-07 Copper and copper alloy corrosion inhibitors Expired - Lifetime CA2016147C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US34853289A 1989-05-08 1989-05-08
US348,532 1989-05-08

Publications (2)

Publication Number Publication Date
CA2016147A1 true CA2016147A1 (en) 1990-11-08
CA2016147C CA2016147C (en) 1999-11-30

Family

ID=23368442

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002016147A Expired - Lifetime CA2016147C (en) 1989-05-08 1990-05-07 Copper and copper alloy corrosion inhibitors

Country Status (10)

Country Link
EP (1) EP0397450B1 (en)
JP (1) JP2768538B2 (en)
AT (1) ATE84322T1 (en)
AU (1) AU636343B2 (en)
CA (1) CA2016147C (en)
DE (1) DE69000724T2 (en)
ES (1) ES2054247T3 (en)
GR (1) GR3007241T3 (en)
NZ (1) NZ233493A (en)
ZA (1) ZA903436B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5236626A (en) * 1990-09-24 1993-08-17 Calgon Corporation Alkoxybenzotriazole compositions and the use thereof as copper and copper alloy corrosion inhibitors
US5217686A (en) * 1990-09-24 1993-06-08 Calgon Corporation Alkoxybenzotriazole compositions and the use thereof as copper and copper alloy corrosion inhibitors
JP4529242B2 (en) * 2000-06-22 2010-08-25 栗田工業株式会社 Water treatment method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59222589A (en) * 1983-05-30 1984-12-14 Hitachi Ltd Corrosion inhibitor of metals
NZ212126A (en) * 1984-06-26 1988-05-30 Betz Int Copper-corrosion inhibitor composition and use in water cooling systems
ZA903395B (en) * 1989-05-08 1991-01-30 Calgon Corp Novel alkoxybenzotriazole compounds
JPH05293771A (en) * 1992-04-20 1993-11-09 Sony Corp Shaft retaining ring mounting device

Also Published As

Publication number Publication date
DE69000724D1 (en) 1993-02-18
NZ233493A (en) 1992-08-26
EP0397450A1 (en) 1990-11-14
EP0397450B1 (en) 1993-01-07
AU636343B2 (en) 1993-04-29
ZA903436B (en) 1991-01-30
GR3007241T3 (en) 1993-07-30
AU5476090A (en) 1990-11-08
DE69000724T2 (en) 1993-06-09
ES2054247T3 (en) 1994-08-01
JP2768538B2 (en) 1998-06-25
JPH02305983A (en) 1990-12-19
ATE84322T1 (en) 1993-01-15
CA2016147C (en) 1999-11-30

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Legal Events

Date Code Title Description
EEER Examination request
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