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FR1517667A - Phosphating process for metal surfaces - Google Patents

Phosphating process for metal surfaces

Info

Publication number
FR1517667A
FR1517667A FR905923A FR905923A FR1517667A FR 1517667 A FR1517667 A FR 1517667A FR 905923 A FR905923 A FR 905923A FR 905923 A FR905923 A FR 905923A FR 1517667 A FR1517667 A FR 1517667A
Authority
FR
France
Prior art keywords
metal surfaces
phosphating process
phosphating
metal
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
Application number
FR905923A
Other languages
French (fr)
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.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst AG
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 Hoechst AG, Farbwerke Hoechst AG filed Critical Hoechst AG
Priority to FR905923A priority Critical patent/FR1517667A/en
Application granted granted Critical
Publication of FR1517667A publication Critical patent/FR1517667A/en
Expired 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
    • C23C22/12—Orthophosphates containing zinc cations
    • C23C22/13—Orthophosphates containing zinc cations containing also nitrate or nitrite anions

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)
FR905923A 1962-08-02 1962-08-02 Phosphating process for metal surfaces Expired FR1517667A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR905923A FR1517667A (en) 1962-08-02 1962-08-02 Phosphating process for metal surfaces

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR905923A FR1517667A (en) 1962-08-02 1962-08-02 Phosphating process for metal surfaces

Publications (1)

Publication Number Publication Date
FR1517667A true FR1517667A (en) 1968-03-22

Family

ID=8784495

Family Applications (1)

Application Number Title Priority Date Filing Date
FR905923A Expired FR1517667A (en) 1962-08-02 1962-08-02 Phosphating process for metal surfaces

Country Status (1)

Country Link
FR (1) FR1517667A (en)

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