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
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)
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)
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)
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 |
-
0
- BE BE474285D patent/BE474285A/xx unknown
-
1945
- 1945-02-15 US US578134A patent/US2464596A/en not_active Expired - Lifetime
-
1946
- 1946-07-19 GB GB21635/46A patent/GB614671A/en not_active Expired
-
1947
- 1947-06-20 FR FR948260D patent/FR948260A/en not_active Expired
- 1947-07-21 CH CH264921D patent/CH264921A/en unknown
- 1947-07-29 ES ES0179130A patent/ES179130A1/en not_active Expired
-
1949
- 1949-01-01 DE DEP29457A patent/DE810097C/en not_active Expired
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 |
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