FR1352020A - Method of forming a boehmite layer on aluminum objects - Google Patents

Method of forming a boehmite layer on aluminum objects

Info

Publication number
FR1352020A
FR1352020A FR929369A FR929369A FR1352020A FR 1352020 A FR1352020 A FR 1352020A FR 929369 A FR929369 A FR 929369A FR 929369 A FR929369 A FR 929369A FR 1352020 A FR1352020 A FR 1352020A
Authority
FR
France
Prior art keywords
forming
boehmite layer
aluminum objects
aluminum
objects
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
FR929369A
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.)
Societe Anonyme pour lIndustrie de lAluminium SA
Original Assignee
Societe Anonyme pour lIndustrie de lAluminium 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
Priority claimed from CH386662A external-priority patent/CH400718A/en
Application filed by Societe Anonyme pour lIndustrie de lAluminium SA filed Critical Societe Anonyme pour lIndustrie de lAluminium SA
Priority to FR929369A priority Critical patent/FR1352020A/en
Application granted granted Critical
Publication of FR1352020A publication Critical patent/FR1352020A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F3/00—Electrolytic etching or polishing
    • C25F3/16—Polishing
    • C25F3/18—Polishing of light metals
    • C25F3/20—Polishing of light metals of aluminium
    • 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
    • C23C22/60—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 alkaline aqueous solutions with pH greater than 8
    • C23C22/66—Treatment of aluminium or alloys based thereon
    • 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
    • C23F3/00—Brightening metals by chemical means
    • C23F3/02—Light metals
    • C23F3/03—Light metals with acidic solutions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Electrochemistry (AREA)
FR929369A 1962-03-30 1963-03-27 Method of forming a boehmite layer on aluminum objects Expired FR1352020A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR929369A FR1352020A (en) 1962-03-30 1963-03-27 Method of forming a boehmite layer on aluminum objects

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH386662A CH400718A (en) 1962-03-30 1962-03-30 Process for producing a boehmite layer on aluminum objects
FR929369A FR1352020A (en) 1962-03-30 1963-03-27 Method of forming a boehmite layer on aluminum objects

Publications (1)

Publication Number Publication Date
FR1352020A true FR1352020A (en) 1964-02-07

Family

ID=25694041

Family Applications (1)

Application Number Title Priority Date Filing Date
FR929369A Expired FR1352020A (en) 1962-03-30 1963-03-27 Method of forming a boehmite layer on aluminum objects

Country Status (1)

Country Link
FR (1) FR1352020A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1295962B (en) * 1964-01-27 1969-05-22 Allied Res Products Inc Process and additives for the production of boehmite on aluminum surfaces
DE1521912B1 (en) * 1965-04-15 1970-08-27 Olin Corp Process for producing an oxide coating on aluminum or aluminum alloys

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1295962B (en) * 1964-01-27 1969-05-22 Allied Res Products Inc Process and additives for the production of boehmite on aluminum surfaces
DE1521912B1 (en) * 1965-04-15 1970-08-27 Olin Corp Process for producing an oxide coating on aluminum or aluminum alloys

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