ATE84322T1 - CORROSION INHIBITORS FOR COPPER AND COPPER ALLOYS. - Google Patents

CORROSION INHIBITORS FOR COPPER AND COPPER ALLOYS.

Info

Publication number
ATE84322T1
ATE84322T1 AT90304948T AT90304948T ATE84322T1 AT E84322 T1 ATE84322 T1 AT E84322T1 AT 90304948 T AT90304948 T AT 90304948T AT 90304948 T AT90304948 T AT 90304948T AT E84322 T1 ATE84322 T1 AT E84322T1
Authority
AT
Austria
Prior art keywords
copper
corrosion inhibitors
alloys
copper alloys
corrosion
Prior art date
Application number
AT90304948T
Other languages
German (de)
Inventor
Daniel P Vanderpool
Charles Y Cha
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 ATE84322T1 publication Critical patent/ATE84322T1/en

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.
AT90304948T 1989-05-08 1990-05-08 CORROSION INHIBITORS FOR COPPER AND COPPER ALLOYS. ATE84322T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US34853289A 1989-05-08 1989-05-08
EP90304948A EP0397450B1 (en) 1989-05-08 1990-05-08 Novel copper and copper alloy corrosion inhibitors

Publications (1)

Publication Number Publication Date
ATE84322T1 true ATE84322T1 (en) 1993-01-15

Family

ID=23368442

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90304948T ATE84322T1 (en) 1989-05-08 1990-05-08 CORROSION INHIBITORS FOR COPPER AND COPPER ALLOYS.

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
US5217686A (en) * 1990-09-24 1993-06-08 Calgon Corporation Alkoxybenzotriazole compositions and the use thereof as copper and copper alloy corrosion inhibitors
US5236626A (en) * 1990-09-24 1993-08-17 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 for 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
JPH02305983A (en) 1990-12-19
CA2016147C (en) 1999-11-30
NZ233493A (en) 1992-08-26
DE69000724T2 (en) 1993-06-09
AU5476090A (en) 1990-11-08
EP0397450B1 (en) 1993-01-07
ZA903436B (en) 1991-01-30
CA2016147A1 (en) 1990-11-08
EP0397450A1 (en) 1990-11-14
GR3007241T3 (en) 1993-07-30
DE69000724D1 (en) 1993-02-18
JP2768538B2 (en) 1998-06-25
AU636343B2 (en) 1993-04-29
ES2054247T3 (en) 1994-08-01

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee