CA2073594A1 - Inhibiteurs de la corrosion a base d'acide ortho-hydroxybenzenephosphonique - Google Patents

Inhibiteurs de la corrosion a base d'acide ortho-hydroxybenzenephosphonique

Info

Publication number
CA2073594A1
CA2073594A1 CA002073594A CA2073594A CA2073594A1 CA 2073594 A1 CA2073594 A1 CA 2073594A1 CA 002073594 A CA002073594 A CA 002073594A CA 2073594 A CA2073594 A CA 2073594A CA 2073594 A1 CA2073594 A1 CA 2073594A1
Authority
CA
Canada
Prior art keywords
ortho
corrosion
ppm
water
acid
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.)
Abandoned
Application number
CA002073594A
Other languages
English (en)
Inventor
Charles G. Carter
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.)
Suez WTS USA Inc
Original Assignee
WR Grace and Co Conn
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 WR Grace and Co Conn filed Critical WR Grace and Co Conn
Publication of CA2073594A1 publication Critical patent/CA2073594A1/fr
Abandoned 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
    • C23F11/167—Phosphorus-containing compounds
    • C23F11/1676—Phosphonic acids

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)
CA002073594A 1991-10-24 1992-07-10 Inhibiteurs de la corrosion a base d'acide ortho-hydroxybenzenephosphonique Abandoned CA2073594A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US78204191A 1991-10-24 1991-10-24
US782,041 1991-10-24

Publications (1)

Publication Number Publication Date
CA2073594A1 true CA2073594A1 (fr) 1993-04-25

Family

ID=25124766

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002073594A Abandoned CA2073594A1 (fr) 1991-10-24 1992-07-10 Inhibiteurs de la corrosion a base d'acide ortho-hydroxybenzenephosphonique

Country Status (3)

Country Link
AU (1) AU648906B2 (fr)
CA (1) CA2073594A1 (fr)
ZA (1) ZA925048B (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3901651A (en) * 1971-06-07 1975-08-26 Aquaphase Lab Inc Treating water to retard corrosion
US3837803A (en) * 1972-07-11 1974-09-24 Betz Laboratories Orthophosphate corrosion inhibitors and their use
US4303568A (en) * 1979-12-10 1981-12-01 Betz Laboratories, Inc. Corrosion inhibition treatments and method

Also Published As

Publication number Publication date
ZA925048B (en) 1993-04-28
AU1933492A (en) 1993-04-29
AU648906B2 (en) 1994-05-05

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Legal Events

Date Code Title Description
FZDE Dead