CH264921A - Process for the production of oxide layers on surfaces of aluminum and aluminum alloys. - Google Patents

Process for the production of oxide layers on surfaces of aluminum and aluminum alloys.

Info

Publication number
CH264921A
CH264921A CH264921DA CH264921A CH 264921 A CH264921 A CH 264921A CH 264921D A CH264921D A CH 264921DA CH 264921 A CH264921 A CH 264921A
Authority
CH
Switzerland
Prior art keywords
aluminum
production
oxide layers
aluminum alloys
alloys
Prior art date
Application number
Other languages
German (de)
Inventor
Aluminium Company Of America
Original Assignee
Aluminum Co Of America
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 Aluminum Co Of America filed Critical Aluminum Co Of America
Publication of CH264921A publication Critical patent/CH264921A/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
    • C23C22/60—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
    • C23C22/67—Treatment of aluminium or alloys based thereon with solutions containing hexavalent chromium
    • 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

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)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Laminated Bodies (AREA)
CH264921D 1945-02-15 1947-07-21 Process for the production of oxide layers on surfaces of aluminum and aluminum alloys. CH264921A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US578134A US2464596A (en) 1945-02-15 1945-02-15 Chemical method of coating aluminum

Publications (1)

Publication Number Publication Date
CH264921A true CH264921A (en) 1949-11-15

Family

ID=24311580

Family Applications (1)

Application Number Title Priority Date Filing Date
CH264921D CH264921A (en) 1945-02-15 1947-07-21 Process for the production of oxide layers on surfaces of aluminum and aluminum alloys.

Country Status (7)

Country Link
US (1) US2464596A (en)
BE (1) BE474285A (en)
CH (1) CH264921A (en)
DE (1) DE810097C (en)
ES (1) ES179130A1 (en)
FR (1) FR948260A (en)
GB (1) GB614671A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2504434A (en) * 1947-01-28 1950-04-18 Aluminum Co Of America Forming oxide coatings on aluminum
US2573320A (en) * 1949-03-18 1951-10-30 Pyrene Mfg Co Fire extinguisher
DE961587C (en) * 1951-06-28 1957-04-11 Basf Ag Process for the production of a dense oxide coating on objects made of aluminum or aluminum alloys
US3073760A (en) * 1959-05-05 1963-01-15 Kaiser Aluminium Chem Corp Sealing of anodized coatings
NL270080A (en) * 1960-10-10 1900-01-01
US4512818A (en) * 1983-05-23 1985-04-23 Shipley Company Inc. Solution for formation of black oxide

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1946150A (en) * 1931-05-15 1934-02-06 Aluminum Co Of America Coating of aluminum
DE655700C (en) * 1935-01-08 1938-01-21 Max Schenk Dr Process for the production of opaque, enamel-like protective layers on aluminum and its alloys
US2129071A (en) * 1935-10-31 1938-09-06 Addressograph Multigraph Planographic printing plate
US2171545A (en) * 1936-06-12 1939-09-05 Aluminum Co Of America Protective coating for aluminum and its alloys
US2137988A (en) * 1936-10-21 1938-11-22 Heresite & Chemical Company Adherent aluminum compound
US2279252A (en) * 1937-12-23 1942-04-07 Aluminum Co Of America Treating aluminum surfaces

Also Published As

Publication number Publication date
FR948260A (en) 1949-07-27
BE474285A (en) 1900-01-01
US2464596A (en) 1949-03-15
ES179130A1 (en) 1947-10-01
GB614671A (en) 1948-12-20
DE810097C (en) 1951-09-03

Similar Documents

Publication Publication Date Title
CH272268A (en) Process for electrodeposition of metal.
CH248047A (en) Process and device for shaping workpieces.
CH259830A (en) Process for the production of corrosion-resistant cover layers on metal surfaces.
CH269501A (en) Process for the production of nitrogen oxide and device for carrying out the process.
CH264921A (en) Process for the production of oxide layers on surfaces of aluminum and aluminum alloys.
CH251484A (en) Internally threaded chuck and method of making the same.
CH242035A (en) Process for the production of sintered glass bodies.
CH246252A (en) Process for the production of completely or almost completely silicic acid-free cryolite.
AT189757B (en) Process for the production of safety glass
CH257484A (en) Grinding wheel and method of making the same.
CH275809A (en) Process for the production of protective layers on aluminum and aluminum alloys.
AT175757B (en) Process for the production of silver-containing layers on aluminum and its alloys
CH262415A (en) Crystal rectifier and process for its manufacture.
CH266430A (en) Self-centering chuck and method of making the same.
CH270015A (en) Process for the production of multilayer safety glass.
CH246272A (en) Process for the production of gravure prints.
CH247210A (en) Process for the production of gloves or half-gloves.
AT182235B (en) Process for the production of metal powder or metal sponge
FR990198A (en) Automobile car
CH354310A (en) Process for the production of insulating oxide layers on objects made of aluminum
CH260140A (en) Process for the heat treatment of the surface of metal objects.
CH231150A (en) Process for obtaining toxiferin I and II.
CH330427A (en) Process for the production of rayon
CH252704A (en) Process and device for the production of fusion connections.
DK68864C (en) Process for the production of coatings on aluminum and aluminum alloys.