RO82480B1 - Procedeu de anodizare a aluminiului, zincului, cadmiului si aliajelor acestora - Google Patents
Procedeu de anodizare a aluminiului, zincului, cadmiului si aliajelor acestoraInfo
- Publication number
- RO82480B1 RO82480B1 RO109308A RO10930882A RO82480B1 RO 82480 B1 RO82480 B1 RO 82480B1 RO 109308 A RO109308 A RO 109308A RO 10930882 A RO10930882 A RO 10930882A RO 82480 B1 RO82480 B1 RO 82480B1
- Authority
- RO
- Romania
- Prior art keywords
- alloys
- anodizing
- metals
- anodization
- cadmium
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 5
- 229910045601 alloy Inorganic materials 0.000 title abstract 4
- 239000000956 alloy Substances 0.000 title abstract 4
- 229910052782 aluminium Inorganic materials 0.000 title abstract 2
- 229910052793 cadmium Inorganic materials 0.000 title abstract 2
- 229910052725 zinc Inorganic materials 0.000 title abstract 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title 1
- 238000002048 anodisation reaction Methods 0.000 title 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 title 1
- 239000011701 zinc Substances 0.000 title 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 abstract 3
- 238000007743 anodising Methods 0.000 abstract 3
- 229910052751 metal Inorganic materials 0.000 abstract 3
- 239000002184 metal Substances 0.000 abstract 3
- 150000002739 metals Chemical class 0.000 abstract 3
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 abstract 2
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 abstract 2
- 229910003206 NH4VO3 Inorganic materials 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 239000003792 electrolyte Substances 0.000 abstract 1
- 238000005470 impregnation Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 239000002480 mineral oil Substances 0.000 abstract 1
- 235000010446 mineral oil Nutrition 0.000 abstract 1
- 239000003921 oil Substances 0.000 abstract 1
- 235000011007 phosphoric acid Nutrition 0.000 abstract 1
- 230000000630 rising effect Effects 0.000 abstract 1
- 235000010288 sodium nitrite Nutrition 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
Landscapes
- Electroplating Methods And Accessories (AREA)
Abstract
Inventia se refera la un procedeu de anodizare a Al, Zn, Cd si aliajelor acestora. Procedeul, conform inventiei, este un procedeu electrochimic de acoperire prin anodizare si colmatare a stratului anodic prin impregnare cu ulei a metalelor si aliajelor respective. Procedeul se realizeaza prin anodizare în curent alternativ în pulsuri înguste, într-un electrolit apos continând 15...100 g/l H3PO4, 50...140 g/l CrO3, 2...5 g/l H2SO4, 2...8 g/l NH4VO3, 1...4 g/l NaNO2, 2...10 g/l etilenglicol cu pH ajustat la 6,5...7,5. Densitatea de curent este de 5...40 A/dm2, tensiunea crescând de la 0 la 130V. Procesul dureaza 10...25 min la temperatura de 50...90 degree C. Colmatarea stratului anodic se face prin impregnare cu ulei mineral, la temperatura de 150...200 degree C, timp de 5...10 min. Inventia se poate aplica pe repere din metalele mentionate sau aliaje ale lor cât si pe repere din alte materiale, acoperite cu oricare din metalele ce fac obiectul inventiei.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO82109308A RO82480A2 (ro) | 1982-12-13 | 1982-12-13 | Procedeu de anodizare a aluminiului,zincului,cadmiului si aliajelor acestora |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO82109308A RO82480A2 (ro) | 1982-12-13 | 1982-12-13 | Procedeu de anodizare a aluminiului,zincului,cadmiului si aliajelor acestora |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO82480B1 true RO82480B1 (ro) | 1983-08-30 |
| RO82480A2 RO82480A2 (ro) | 1983-09-26 |
Family
ID=20112357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO82109308A RO82480A2 (ro) | 1982-12-13 | 1982-12-13 | Procedeu de anodizare a aluminiului,zincului,cadmiului si aliajelor acestora |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO82480A2 (ro) |
-
1982
- 1982-12-13 RO RO82109308A patent/RO82480A2/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO82480A2 (ro) | 1983-09-26 |
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