RO94765B1 - Colorant negru direct nebenzidinic si procedeu de obtinere a acestuia - Google Patents
Colorant negru direct nebenzidinic si procedeu de obtinere a acestuiaInfo
- Publication number
- RO94765B1 RO94765B1 RO122874A RO12287486A RO94765B1 RO 94765 B1 RO94765 B1 RO 94765B1 RO 122874 A RO122874 A RO 122874A RO 12287486 A RO12287486 A RO 12287486A RO 94765 B1 RO94765 B1 RO 94765B1
- Authority
- RO
- Romania
- Prior art keywords
- direct
- black dye
- benzidine
- preparing
- same
- Prior art date
Links
- HFACYLZERDEVSX-UHFFFAOYSA-N benzidine Chemical compound C1=CC(N)=CC=C1C1=CC=C(N)C=C1 HFACYLZERDEVSX-UHFFFAOYSA-N 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 230000008878 coupling Effects 0.000 abstract 3
- 238000010168 coupling process Methods 0.000 abstract 3
- 238000005859 coupling reaction Methods 0.000 abstract 3
- CWLKGDAVCFYWJK-UHFFFAOYSA-N 3-aminophenol Chemical compound NC1=CC=CC(O)=C1 CWLKGDAVCFYWJK-UHFFFAOYSA-N 0.000 abstract 2
- 229940018563 3-aminophenol Drugs 0.000 abstract 1
- APRRQJCCBSJQOQ-UHFFFAOYSA-N 4-amino-5-hydroxynaphthalene-2,7-disulfonic acid Chemical compound OS(=O)(=O)C1=CC(O)=C2C(N)=CC(S(O)(=O)=O)=CC2=C1 APRRQJCCBSJQOQ-UHFFFAOYSA-N 0.000 abstract 1
- XPAQFJJCWGSXGJ-UHFFFAOYSA-N 4-amino-n-(4-aminophenyl)benzamide Chemical compound C1=CC(N)=CC=C1NC(=O)C1=CC=C(N)C=C1 XPAQFJJCWGSXGJ-UHFFFAOYSA-N 0.000 abstract 1
- 239000004952 Polyamide Substances 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- CIZVQWNPBGYCGK-UHFFFAOYSA-N benzenediazonium Chemical class N#[N+]C1=CC=CC=C1 CIZVQWNPBGYCGK-UHFFFAOYSA-N 0.000 abstract 1
- 229920002678 cellulose Polymers 0.000 abstract 1
- 239000001913 cellulose Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000004043 dyeing Methods 0.000 abstract 1
- 239000000835 fiber Substances 0.000 abstract 1
- 229920002647 polyamide Polymers 0.000 abstract 1
Landscapes
- Polyamides (AREA)
- Coloring (AREA)
Abstract
Inventia se refera la un colorant negru direct nebenzidinic pentru vopsirea fibrelor celulozice si poliamidice, obtinut prin cuplarea acida asimetrica a 4,4'-diaminobenzanilidei bis-diazotate cu acidul 1 - amino -8-naftol -3,6 - disulfonic, apoi cuplarea alcalina a sarii de benzendiazoniu cu intermediarul format si, în final, cuplarea alcalina a compusului diazodisazoic cu m-aminofenol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO122874A RO94765B1 (ro) | 1986-04-04 | 1986-04-04 | Colorant negru direct nebenzidinic si procedeu de obtinere a acestuia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO122874A RO94765B1 (ro) | 1986-04-04 | 1986-04-04 | Colorant negru direct nebenzidinic si procedeu de obtinere a acestuia |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO94765B1 true RO94765B1 (ro) | 1988-07-31 |
Family
ID=40904349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO122874A RO94765B1 (ro) | 1986-04-04 | 1986-04-04 | Colorant negru direct nebenzidinic si procedeu de obtinere a acestuia |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO94765B1 (ro) |
-
1986
- 1986-04-04 RO RO122874A patent/RO94765B1/ro unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB2160213B (en) | Disazo dye | |
| ES470618A1 (es) | Procedimiento para preparar colorantes azoicos reactivos | |
| RO94765B1 (ro) | Colorant negru direct nebenzidinic si procedeu de obtinere a acestuia | |
| DE3737537A1 (de) | Verdoppelte kupfer-formazanreaktivfarbstoffe und ihre verwendung | |
| FR2434848A1 (fr) | Colorants azoiques, leur procede de production et leur application a la teinture et l'impression de matieres fibreuses | |
| FR2386635A1 (fr) | Teinture et impression de matieres textiles en polyamides | |
| RO94474B1 (ro) | Colorant negru direct nebenzidinic si procedeu de obtinere a acestuia | |
| RO94711B1 (ro) | Colorant brun, direct, rezistent, nebenzidinic si procedeu de obtinere a acestuia | |
| RO95761B1 (ro) | Colorant albastru direct nebenzidinic si procedeu de obtinere a acestuia | |
| RO94764B1 (ro) | Colorant rosu-galbui direct, nebenzidinic si procedeu de obtinere a acestuia | |
| RO94476B1 (ro) | Colorant violet direct nebenzidinic si procedeu de obtinere a acestuia | |
| RO93820B1 (ro) | Colorant verde direct nebenzidinic si procedeu de obtinere a acestuia | |
| RO93346B1 (ro) | Colorant brun direct nebenzidinic si procedeu de obtinere a acestuia | |
| RO94766B1 (ro) | Colorant negru direct nebenzidinic si procedeu de obtinere a acestuia | |
| RO95760B1 (ro) | Colorant rosu-galbui direct cuprabil si procedeu de obtinere a acestuia | |
| RO95749B1 (ro) | Colorant brun-violet direct cuprabil si procedeu de obtinere a acestuia | |
| RO93347B1 (ro) | Colorant direct violet nebenzidinic si procedeu de obtinere a acestuia | |
| FR2388863A1 (fr) | Colorants bis-azoiques portant un groupe acide sulfonique | |
| ES8706880A1 (es) | Procedimiento para la tintura de materiales a base de fibras de poliamidas naturales o sinteticas, con mezclas de colorantes | |
| RO93821B1 (ro) | Procedeu de obtinere a unui colorant direct diazotabil | |
| RO94475B1 (ro) | Coloranti bruni directi nebenzidinici si procedeu de obtinere a acestora | |
| RO93294B1 (ro) | Procedeu de obtinere a unor coloranti nebenzidinici albastri | |
| RO93526B1 (ro) | Colorant rosu direct cuprabil si procedeu de obtinere a acestuia | |
| ES480008A1 (es) | Procedimiento para la preparacion de un nuevo colorante tri-sazo simetrico de tono negro. | |
| US3927012A (en) | Yellow sulfur dyestuff and preparation thereof |