CA2030126A1 - Process for the chemical conversion of metallic substrates, conversion bath adapted to be used in the same process and concentrate adapted for the preparation of the bath - Google Patents

Process for the chemical conversion of metallic substrates, conversion bath adapted to be used in the same process and concentrate adapted for the preparation of the bath

Info

Publication number
CA2030126A1
CA2030126A1 CA2030126A CA2030126A CA2030126A1 CA 2030126 A1 CA2030126 A1 CA 2030126A1 CA 2030126 A CA2030126 A CA 2030126A CA 2030126 A CA2030126 A CA 2030126A CA 2030126 A1 CA2030126 A1 CA 2030126A1
Authority
CA
Canada
Prior art keywords
bath
conversion
metallic substrates
preparation
chemical conversion
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
CA2030126A
Other languages
French (fr)
Other versions
CA2030126C (en
Inventor
Joseph Schapira
Patrick Droniou
Patrice A. J. Pelletier
Man T. Ho
Didier R. C. Pernes
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.)
Compagnie Francaise de Produits Industriels SA
Original Assignee
Compagnie Francaise de Produits Industriels SA
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 Compagnie Francaise de Produits Industriels SA filed Critical Compagnie Francaise de Produits Industriels SA
Publication of CA2030126A1 publication Critical patent/CA2030126A1/en
Application granted granted Critical
Publication of CA2030126C publication Critical patent/CA2030126C/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/07—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing phosphates
    • C23C22/08—Orthophosphates
    • C23C22/18—Orthophosphates containing manganese cations
    • C23C22/182—Orthophosphates containing manganese cations containing also zinc cations
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/07—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing phosphates
    • C23C22/08—Orthophosphates
    • C23C22/12—Orthophosphates containing zinc cations
    • C23C22/17—Orthophosphates containing zinc cations containing also organic acids
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/46—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing oxalates
    • C23C22/47—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing oxalates containing also phosphates

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Chemically Coating (AREA)
  • Catalysts (AREA)

Abstract

Process for the chemical conversion of metallic substrates comprising the use, at the moment of the phosphatization step proper, of a zinc conversion bath comprising phosphate ions and nitrate ions as well as ferrous or ferric ions and from about 21 to about 100 g/l of at least one organic chelating agent.
CA002030126A 1989-11-16 1990-11-16 Process for the chemical conversion of metallic substrates, conversion bath adapted to be used in the same process and concentrate adapted for the preparation of the bath Expired - Fee Related CA2030126C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8915042A FR2654440B1 (en) 1989-11-16 1989-11-16 PROCESS FOR THE CHEMICAL CONVERSION OF METAL SUBSTRATES, BATH USED IN THIS PROCESS AND CONCENTRATE FOR THE PREPARATION OF THE BATH.
FR8915042 1989-11-16

Publications (2)

Publication Number Publication Date
CA2030126A1 true CA2030126A1 (en) 1991-05-17
CA2030126C CA2030126C (en) 1999-05-11

Family

ID=9387459

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002030126A Expired - Fee Related CA2030126C (en) 1989-11-16 1990-11-16 Process for the chemical conversion of metallic substrates, conversion bath adapted to be used in the same process and concentrate adapted for the preparation of the bath

Country Status (7)

Country Link
EP (1) EP0433118B1 (en)
JP (1) JPH0730454B2 (en)
AT (1) ATE132917T1 (en)
CA (1) CA2030126C (en)
DE (1) DE69024774T2 (en)
ES (1) ES2084680T3 (en)
FR (1) FR2654440B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140065288A1 (en) * 2012-09-05 2014-03-06 North American Salt Company Methods and compositions to prevent caking of sodium chloride and prevent transition metal stains

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2968127B2 (en) * 1992-04-24 1999-10-25 日本パーカライジング株式会社 Acid displacement plating solution for zinc or galvanized steel sheet
JP2968147B2 (en) * 1993-04-07 1999-10-25 日本パーカライジング株式会社 Acid displacement plating solution composition for zinc-containing metal plated steel sheet
DE19733972A1 (en) * 1997-08-06 1999-02-11 Henkel Kgaa Alkaline band passivation
EP1875003B1 (en) * 2005-04-06 2013-03-06 REM Technologies, Inc. Superfinishing of high density carbide steel components
JP4845050B2 (en) * 2007-10-04 2011-12-28 ユケン工業株式会社 Concentrated liquid composition for hexavalent chromium-free surface conversion treatment with improved stability
JP5225466B2 (en) * 2009-12-07 2013-07-03 新日鐵住金株式会社 Chromate-free precoated steel plate with excellent red rust corrosion resistance

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE975008C (en) * 1952-08-06 1961-08-03 American Chem Paint Co Process for the production of phosphate coatings on zinc and its alloys
GB866377A (en) * 1958-11-28 1961-04-26 Pyrene Co Ltd Improvements relating to the production of phosphate coatings on metals
US3116178A (en) * 1961-05-29 1963-12-31 Lubrizol Corp Phosphating solutions
BE635970A (en) * 1962-11-13
FR1585660A (en) * 1967-10-18 1970-01-30
US3767476A (en) * 1971-08-31 1973-10-23 Us Army Method and composition for phosphatizing steel under pressure
SU1090761A1 (en) * 1982-07-19 1984-05-07 Московский Ордена Трудового Красного Знамени Вечерний Металлургический Институт Solution for catodic application of protective films to titanium alloys
DE3927613A1 (en) * 1989-08-22 1991-02-28 Metallgesellschaft Ag METHOD FOR PRODUCING PHOSPHATE COATINGS ON METAL SURFACES

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140065288A1 (en) * 2012-09-05 2014-03-06 North American Salt Company Methods and compositions to prevent caking of sodium chloride and prevent transition metal stains
US10745286B2 (en) * 2012-09-05 2020-08-18 Compass Minerals America Inc. Methods and compositions to prevent caking of sodium chloride and prevent transition metal stains

Also Published As

Publication number Publication date
JPH03173778A (en) 1991-07-29
DE69024774D1 (en) 1996-02-22
ATE132917T1 (en) 1996-01-15
ES2084680T3 (en) 1996-05-16
EP0433118B1 (en) 1996-01-10
FR2654440A1 (en) 1991-05-17
FR2654440B1 (en) 1993-07-30
CA2030126C (en) 1999-05-11
DE69024774T2 (en) 1996-07-04
EP0433118A1 (en) 1991-06-19
JPH0730454B2 (en) 1995-04-05

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