BE596469A - Improvements in the production processes of coatings by chemical conversion on aluminum and its alloys. - Google Patents

Improvements in the production processes of coatings by chemical conversion on aluminum and its alloys.

Info

Publication number
BE596469A
BE596469A BE596469A BE596469A BE596469A BE 596469 A BE596469 A BE 596469A BE 596469 A BE596469 A BE 596469A BE 596469 A BE596469 A BE 596469A BE 596469 A BE596469 A BE 596469A
Authority
BE
Belgium
Prior art keywords
alloys
coatings
aluminum
chemical conversion
production processes
Prior art date
Application number
BE596469A
Other languages
French (fr)
Inventor
Nelson James Newhard Jr
David Yeats Dollman
Lester Steinbrecher
Original Assignee
Amchem Prod
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 Amchem Prod filed Critical Amchem Prod
Publication of BE596469A publication Critical patent/BE596469A/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
    • 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
BE596469A 1959-11-19 1960-10-27 Improvements in the production processes of coatings by chemical conversion on aluminum and its alloys. BE596469A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US854005A US2988465A (en) 1959-11-19 1959-11-19 Method of producing chemical conversion coatings on aluminum surfaces

Publications (1)

Publication Number Publication Date
BE596469A true BE596469A (en) 1961-02-15

Family

ID=25317484

Family Applications (1)

Application Number Title Priority Date Filing Date
BE596469A BE596469A (en) 1959-11-19 1960-10-27 Improvements in the production processes of coatings by chemical conversion on aluminum and its alloys.

Country Status (8)

Country Link
US (1) US2988465A (en)
BE (1) BE596469A (en)
CH (1) CH429368A (en)
DE (1) DE1150256B (en)
ES (1) ES258049A1 (en)
FI (1) FI40763B (en)
GB (1) GB893771A (en)
NL (1) NL258036A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3615740A (en) * 1970-02-02 1971-10-26 Pennwalt Corp Chromate conversion coating compositions containing prusside accelerator
CA1024866A (en) * 1973-04-18 1978-01-24 Yashuhiro Toyoda Colorless chromate coatings for aluminium surfaces
DE69132258D1 (en) * 1990-11-14 2000-07-27 Titeflex Corp Laminates made of fluoropolymer and aluminum

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2507956A (en) * 1947-11-01 1950-05-16 Lithographic Technical Foundat Process of coating aluminum
BE538540A (en) * 1954-08-05
US2796371A (en) * 1955-03-16 1957-06-18 Allied Res Products Inc Corrosion resistant protective coating on aluminum and aluminum alloys
AT202830B (en) * 1957-08-19 1959-04-10 Metallgesellschaft Ag Process for applying a coating to aluminum surfaces

Also Published As

Publication number Publication date
GB893771A (en) 1962-04-11
NL258036A (en)
US2988465A (en) 1961-06-13
ES258049A1 (en) 1960-08-16
DE1150256B (en) 1963-06-12
CH429368A (en) 1967-01-31
FI40763B (en) 1969-01-31

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