RO94934B1 - Limitator de atac pentru baile de decapare a otelului pe baza de acid sulfuric - Google Patents
Limitator de atac pentru baile de decapare a otelului pe baza de acid sulfuricInfo
- Publication number
- RO94934B1 RO94934B1 RO123444A RO12344486A RO94934B1 RO 94934 B1 RO94934 B1 RO 94934B1 RO 123444 A RO123444 A RO 123444A RO 12344486 A RO12344486 A RO 12344486A RO 94934 B1 RO94934 B1 RO 94934B1
- Authority
- RO
- Romania
- Prior art keywords
- pickling
- limiter
- based steel
- sulphur acid
- baths
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title abstract 3
- 239000010959 steel Substances 0.000 title abstract 3
- 238000005554 pickling Methods 0.000 title abstract 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title 1
- 239000005864 Sulphur Substances 0.000 title 1
- 239000002253 acid Substances 0.000 title 1
- 238000005530 etching Methods 0.000 title 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 3
- QZEDXQFZACVDJE-UHFFFAOYSA-N 2,3-dibutylnaphthalene-1-sulfonic acid Chemical compound C1=CC=C2C(S(O)(=O)=O)=C(CCCC)C(CCCC)=CC2=C1 QZEDXQFZACVDJE-UHFFFAOYSA-N 0.000 abstract 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 150000002191 fatty alcohols Chemical class 0.000 abstract 1
- 239000004088 foaming agent Substances 0.000 abstract 1
- 239000003112 inhibitor Substances 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000011734 sodium Substances 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
Landscapes
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
Prezenta inventie se refera la un limitator de atac pentru baile de decapare a otelului pe baza de acid sulfuric format din 31% alchil-aril-sulfonati de sodiu si amoniu (cu radicalul alchil format din 12 pîna la 18 atomi de carbon) 68,2% alcooli grasi superiori sulfatati (C12...C18) si 0,8% acid dibutil-naftalin-sulfonic. Produsul este folosit în proportie de 6...6,5% fata de H2SO4 100% de la decaparea otelului conferind bailor de decapare un efect degresant, inhibitor de coroziune si spumant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO123444A RO94934B1 (ro) | 1986-05-27 | 1986-05-27 | Limitator de atac pentru baile de decapare a otelului pe baza de acid sulfuric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO123444A RO94934B1 (ro) | 1986-05-27 | 1986-05-27 | Limitator de atac pentru baile de decapare a otelului pe baza de acid sulfuric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO94934B1 true RO94934B1 (ro) | 1988-08-01 |
Family
ID=40904488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO123444A RO94934B1 (ro) | 1986-05-27 | 1986-05-27 | Limitator de atac pentru baile de decapare a otelului pe baza de acid sulfuric |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO94934B1 (ro) |
-
1986
- 1986-05-27 RO RO123444A patent/RO94934B1/ro unknown
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