DE2106676A1 - Verfahren zum Schwarzen von Aluminium - Google Patents
Verfahren zum Schwarzen von AluminiumInfo
- Publication number
- DE2106676A1 DE2106676A1 DE19712106676 DE2106676A DE2106676A1 DE 2106676 A1 DE2106676 A1 DE 2106676A1 DE 19712106676 DE19712106676 DE 19712106676 DE 2106676 A DE2106676 A DE 2106676A DE 2106676 A1 DE2106676 A1 DE 2106676A1
- Authority
- DE
- Germany
- Prior art keywords
- bath
- blackening
- immersion
- aluminum
- immersion time
- 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.)
- Pending
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
- C23C22/48—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 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates
- C23C22/56—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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7002060A NL7002060A (cs) | 1970-02-13 | 1970-02-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2106676A1 true DE2106676A1 (de) | 1971-09-02 |
Family
ID=19809324
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19712106676 Pending DE2106676A1 (de) | 1970-02-13 | 1971-02-12 | Verfahren zum Schwarzen von Aluminium |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2106676A1 (cs) |
GB (1) | GB1325959A (cs) |
NL (1) | NL7002060A (cs) |
SE (1) | SE360119B (cs) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE1005463A3 (fr) * | 1990-11-03 | 1993-08-03 | Glaverbel | Fabrication d'objets reflechissants. |
CN114990538B (zh) * | 2022-08-04 | 2022-11-25 | 山东一立动力科技股份有限公司 | 一种铝合金表面发黑处理方法 |
-
1970
- 1970-02-13 NL NL7002060A patent/NL7002060A/xx not_active Application Discontinuation
-
1971
- 1971-02-12 DE DE19712106676 patent/DE2106676A1/de active Pending
- 1971-02-12 SE SE183971A patent/SE360119B/xx unknown
- 1971-04-19 GB GB2108071A patent/GB1325959A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL7002060A (cs) | 1971-08-17 |
SE360119B (cs) | 1973-09-17 |
GB1325959A (en) | 1973-08-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OD | Request for examination | ||
OHW | Rejection |