RO98561B1 - Procedeu de tabacire a spaltului gelatina - Google Patents
Procedeu de tabacire a spaltului gelatinaInfo
- Publication number
- RO98561B1 RO98561B1 RO13067287A RO13067287A RO98561B1 RO 98561 B1 RO98561 B1 RO 98561B1 RO 13067287 A RO13067287 A RO 13067287A RO 13067287 A RO13067287 A RO 13067287A RO 98561 B1 RO98561 B1 RO 98561B1
- Authority
- RO
- Romania
- Prior art keywords
- tanning
- cr2o3
- na2co3
- skins
- another
- Prior art date
Links
- 108010010803 Gelatin Proteins 0.000 title abstract 2
- 229920000159 gelatin Polymers 0.000 title abstract 2
- 239000008273 gelatin Substances 0.000 title abstract 2
- 235000019322 gelatine Nutrition 0.000 title abstract 2
- 235000011852 gelatine desserts Nutrition 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 6
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 abstract 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 3
- 229910052804 chromium Inorganic materials 0.000 abstract 3
- 239000011651 chromium Substances 0.000 abstract 3
- 229910000029 sodium carbonate Inorganic materials 0.000 abstract 3
- 235000017550 sodium carbonate Nutrition 0.000 abstract 3
- 238000003756 stirring Methods 0.000 abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 150000001844 chromium Chemical class 0.000 abstract 1
- 238000005188 flotation Methods 0.000 abstract 1
- 230000000873 masking effect Effects 0.000 abstract 1
- KVBGVZZKJNLNJU-UHFFFAOYSA-N naphthalene-2-sulfonic acid Chemical class C1=CC=CC2=CC(S(=O)(=O)O)=CC=C21 KVBGVZZKJNLNJU-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
Procedeul de tabacire a spaltului gelatina, conform inventiei, permite evitarea poluarii mediului ambiant în care scop pieile samaluite si piclate în sectiune 80...100% se tabacesc cu sarurile bazice de crom 5...8 g/l Cr2O3 existente în solutiile epuizate rezultate de la tabacirea pieilor, utilizând în prima faza 100-150% solutie de crom epuizata si 0,4...1,0% acizi alfa si beta naftalin sulfonici ca agent de mascare, dupa 1...3 h de agitare se bazifica cu 0,2...0,4% Na2CO3 în timp de 30 min, dupa care se mai agita 30 de minute, se scurge flota de tabacire si se adauga peste piei 100...150% solutie epuizata de crom 5...8 g/l Cr2O3, dupa 1...3 h se bazifica cu 0,2...0,4% Na2CO3 în timp de 30 min dupa care se mai agita 30 min; se scurge flotade tabacire si se adauga peste piei solutia epuizata de crom 5...8 g/l Cr2O3, dupa 1...3 h se bazifica cu 0,2...0,4% Na2CO3 în timp de 30 min, dupa care se mai agita timp de o ora.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO13067287A RO98561B1 (ro) | 1987-11-30 | 1987-11-30 | Procedeu de tabacire a spaltului gelatina |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO13067287A RO98561B1 (ro) | 1987-11-30 | 1987-11-30 | Procedeu de tabacire a spaltului gelatina |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO98561B1 true RO98561B1 (ro) | 1990-03-30 |
Family
ID=40906658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO13067287A RO98561B1 (ro) | 1987-11-30 | 1987-11-30 | Procedeu de tabacire a spaltului gelatina |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO98561B1 (ro) |
-
1987
- 1987-11-30 RO RO13067287A patent/RO98561B1/ro unknown
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