FR2278790A1 - Perfectionnements aux bains chromiques d'oxydation anodique de l'aluminium allie ou non et aux procedes de preparation et d'utilisation de ces bains, notamment en vue de la revelation de la macrographie du substrat - Google Patents
Perfectionnements aux bains chromiques d'oxydation anodique de l'aluminium allie ou non et aux procedes de preparation et d'utilisation de ces bains, notamment en vue de la revelation de la macrographie du substratInfo
- Publication number
- FR2278790A1 FR2278790A1 FR7423517A FR7423517A FR2278790A1 FR 2278790 A1 FR2278790 A1 FR 2278790A1 FR 7423517 A FR7423517 A FR 7423517A FR 7423517 A FR7423517 A FR 7423517A FR 2278790 A1 FR2278790 A1 FR 2278790A1
- Authority
- FR
- France
- Prior art keywords
- bath
- chromium
- contg
- baths
- alloys
- 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.)
- Granted
Links
- WGLPBDUCMAPZCE-UHFFFAOYSA-N chromium trioxide Inorganic materials O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 title abstract 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title abstract 2
- 229910052782 aluminium Inorganic materials 0.000 title abstract 2
- 239000004411 aluminium Substances 0.000 title abstract 2
- ABXXWVKOBZHNNF-UHFFFAOYSA-N chromium(3+);dioxido(dioxo)chromium Chemical compound [Cr+3].[Cr+3].[O-][Cr]([O-])(=O)=O.[O-][Cr]([O-])(=O)=O.[O-][Cr]([O-])(=O)=O ABXXWVKOBZHNNF-UHFFFAOYSA-N 0.000 title abstract 2
- 229910045601 alloy Inorganic materials 0.000 title 1
- 239000000956 alloy Substances 0.000 title 1
- 238000007743 anodising Methods 0.000 title 1
- 229940117975 chromium trioxide Drugs 0.000 title 1
- GAMDZJFZMJECOS-UHFFFAOYSA-N chromium(6+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+6] GAMDZJFZMJECOS-UHFFFAOYSA-N 0.000 title 1
- 239000011651 chromium Substances 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 2
- 238000000576 coating method Methods 0.000 abstract 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 1
- 230000004888 barrier function Effects 0.000 abstract 1
- 229910052804 chromium Inorganic materials 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 150000002500 ions Chemical class 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000007847 structural defect Effects 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/06—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used
- C25D11/08—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used containing inorganic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Treatment Of Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7423517A FR2278790A1 (fr) | 1974-07-05 | 1974-07-05 | Perfectionnements aux bains chromiques d'oxydation anodique de l'aluminium allie ou non et aux procedes de preparation et d'utilisation de ces bains, notamment en vue de la revelation de la macrographie du substrat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7423517A FR2278790A1 (fr) | 1974-07-05 | 1974-07-05 | Perfectionnements aux bains chromiques d'oxydation anodique de l'aluminium allie ou non et aux procedes de preparation et d'utilisation de ces bains, notamment en vue de la revelation de la macrographie du substrat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2278790A1 true FR2278790A1 (fr) | 1976-02-13 |
| FR2278790B1 FR2278790B1 (enExample) | 1977-06-24 |
Family
ID=9140960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7423517A Granted FR2278790A1 (fr) | 1974-07-05 | 1974-07-05 | Perfectionnements aux bains chromiques d'oxydation anodique de l'aluminium allie ou non et aux procedes de preparation et d'utilisation de ces bains, notamment en vue de la revelation de la macrographie du substrat |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2278790A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0216543A1 (en) * | 1985-09-04 | 1987-04-01 | Furukawa Aluminum Co., Ltd. | Method of manufacturing of an anodized memory disc substrate |
-
1974
- 1974-07-05 FR FR7423517A patent/FR2278790A1/fr active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0216543A1 (en) * | 1985-09-04 | 1987-04-01 | Furukawa Aluminum Co., Ltd. | Method of manufacturing of an anodized memory disc substrate |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2278790B1 (enExample) | 1977-06-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse | ||
| AR | Application made for restoration | ||
| BR | Restoration of rights |