DK120370B - Fremgangsmåde til dannelse af beskyttende chromholdige overtræk på overflader af aluminium og aluminiumlegeringer, samt vandig sur opløsning og suppleringsmateriale til anvendelse ved denne fremgangsmåde. - Google Patents

Fremgangsmåde til dannelse af beskyttende chromholdige overtræk på overflader af aluminium og aluminiumlegeringer, samt vandig sur opløsning og suppleringsmateriale til anvendelse ved denne fremgangsmåde.

Info

Publication number
DK120370B
DK120370B DK626964AA DK626964A DK120370B DK 120370 B DK120370 B DK 120370B DK 626964A A DK626964A A DK 626964AA DK 626964 A DK626964 A DK 626964A DK 120370 B DK120370 B DK 120370B
Authority
DK
Denmark
Prior art keywords
aluminum
well
acidic solution
aqueous acidic
forming protective
Prior art date
Application number
DK626964AA
Other languages
English (en)
Inventor
H Lodeesen
W Russell
Original Assignee
Metallgesellschaft Ag
Parker Ste Continentale
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 Metallgesellschaft Ag, Parker Ste Continentale filed Critical Metallgesellschaft Ag
Publication of DK120370B publication Critical patent/DK120370B/da

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
    • C23C22/40—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 molybdates, tungstates or vanadates
    • C23C22/44—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 molybdates, tungstates or vanadates containing also fluorides or complex fluorides
    • 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
    • C23C22/34—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 fluorides or complex fluorides
    • C23C22/37—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 fluorides or complex fluorides containing also hexavalent chromium compounds

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)
DK626964AA 1964-02-03 1964-12-21 Fremgangsmåde til dannelse af beskyttende chromholdige overtræk på overflader af aluminium og aluminiumlegeringer, samt vandig sur opløsning og suppleringsmateriale til anvendelse ved denne fremgangsmåde. DK120370B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US342275A US3347713A (en) 1964-02-03 1964-02-03 Process for forming chromate coatings on aluminum

Publications (1)

Publication Number Publication Date
DK120370B true DK120370B (da) 1971-05-17

Family

ID=23341116

Family Applications (1)

Application Number Title Priority Date Filing Date
DK626964AA DK120370B (da) 1964-02-03 1964-12-21 Fremgangsmåde til dannelse af beskyttende chromholdige overtræk på overflader af aluminium og aluminiumlegeringer, samt vandig sur opløsning og suppleringsmateriale til anvendelse ved denne fremgangsmåde.

Country Status (10)

Country Link
US (1) US3347713A (da)
AT (1) AT250121B (da)
BE (1) BE656609A (da)
BR (1) BR6566830D0 (da)
CH (1) CH440909A (da)
DE (1) DE1248427B (da)
DK (1) DK120370B (da)
GB (1) GB1049131A (da)
NL (1) NL6501351A (da)
SE (1) SE323263B (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4504325A (en) * 1982-03-19 1985-03-12 The Boeing Company Method for sealing an aluminum oxide film
US4676842A (en) * 1986-04-04 1987-06-30 Robert Haydu Protective coating for metals
US5219617A (en) * 1989-09-19 1993-06-15 Michigan Chrome And Chemical Company Corrosion resistant coated articles and process for making same
US5105720A (en) * 1991-05-16 1992-04-21 Horng Tat Y Oscillating piston controlled by piloted valve, piston position controls pilot valve
JPH055185A (ja) * 1991-06-26 1993-01-14 Nippon Parkerizing Co Ltd アルミニウムの表面処理方法
US5498759A (en) * 1991-06-26 1996-03-12 Henkel Corporation Surface treatment method for aluminum
US5268042A (en) * 1991-06-28 1993-12-07 Henkel Corporation Composition and process for forming improved, non-cracking chromate conversion coatings
US20090242081A1 (en) * 2008-03-26 2009-10-01 Richard Bauer Aluminum Treatment Composition

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2276353A (en) * 1935-09-28 1942-03-17 Parker Rust Proof Co Process of coating
US2868679A (en) * 1955-12-05 1959-01-13 Turco Products Inc Process and compositions for producing aluminum surface conversion coatings
NL109350C (da) * 1957-08-19 1900-01-01

Also Published As

Publication number Publication date
DE1248427B (de) 1967-08-24
BE656609A (da) 1965-04-01
BR6566830D0 (pt) 1973-02-22
NL6501351A (da) 1965-08-04
AT250121B (de) 1966-10-25
US3347713A (en) 1967-10-17
GB1049131A (en) 1966-11-23
SE323263B (da) 1970-04-27
CH440909A (fr) 1967-07-31

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