RO94290B1 - Procedeu de tabacire a pieilor - Google Patents
Procedeu de tabacire a pieilorInfo
- Publication number
- RO94290B1 RO94290B1 RO121649A RO12164985A RO94290B1 RO 94290 B1 RO94290 B1 RO 94290B1 RO 121649 A RO121649 A RO 121649A RO 12164985 A RO12164985 A RO 12164985A RO 94290 B1 RO94290 B1 RO 94290B1
- Authority
- RO
- Romania
- Prior art keywords
- caco3
- skins
- mineral agent
- tanning skins
- mgco3
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract 4
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract 2
- 235000010216 calcium carbonate Nutrition 0.000 abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 2
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 abstract 2
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 2
- 239000011707 mineral Substances 0.000 abstract 2
- 235000010755 mineral Nutrition 0.000 abstract 2
- 150000001844 chromium Chemical class 0.000 abstract 1
- 239000001095 magnesium carbonate Substances 0.000 abstract 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 abstract 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 abstract 1
- 235000014380 magnesium carbonate Nutrition 0.000 abstract 1
- 238000006386 neutralization reaction Methods 0.000 abstract 1
Landscapes
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
Inventia se refera la un procedeu de tabacire a pieilor, la care pieile tratate timp de 12 h cu sare de crom, cu un continut de 1,7÷2,0% Cr2O3, raportat la greutatea pieilor în stare gelatinata, la o bazicitate initiala de cca.33%, sînt supuse neutralizarii cu un agent mineral, constituit din 30÷35% CaCO3.MgCO3, 30÷35% Mg(OH)2 si 30÷35% CaCO3 în cantitate de 0,5÷1,5 g/l, la temperatura de 25 degree C, valorile pH-ului variind între 3 si 4,7, în functie de concentratia agentului mineral, dupa o curba care prezinta o crestere si apoi o descrestere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO121649A RO94290B1 (ro) | 1985-12-31 | 1985-12-31 | Procedeu de tabacire a pieilor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO121649A RO94290B1 (ro) | 1985-12-31 | 1985-12-31 | Procedeu de tabacire a pieilor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO94290A2 RO94290A2 (ro) | 1988-04-30 |
| RO94290B1 true RO94290B1 (ro) | 1988-05-01 |
Family
ID=20118751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO121649A RO94290B1 (ro) | 1985-12-31 | 1985-12-31 | Procedeu de tabacire a pieilor |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO94290B1 (ro) |
-
1985
- 1985-12-31 RO RO121649A patent/RO94290B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO94290A2 (ro) | 1988-04-30 |
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