RO94474B1 - Colorant negru direct nebenzidinic si procedeu de obtinere a acestuia - Google Patents
Colorant negru direct nebenzidinic si procedeu de obtinere a acestuiaInfo
- Publication number
- RO94474B1 RO94474B1 RO122192A RO12219286A RO94474B1 RO 94474 B1 RO94474 B1 RO 94474B1 RO 122192 A RO122192 A RO 122192A RO 12219286 A RO12219286 A RO 12219286A RO 94474 B1 RO94474 B1 RO 94474B1
- Authority
- RO
- Romania
- Prior art keywords
- obtaiing
- benzidine
- same
- direct non
- black dyestuff
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- HFACYLZERDEVSX-UHFFFAOYSA-N benzidine Chemical compound C1=CC(N)=CC=C1C1=CC=C(N)C=C1 HFACYLZERDEVSX-UHFFFAOYSA-N 0.000 title 1
- 239000000975 dye Substances 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
- WZCQRUWWHSTZEM-UHFFFAOYSA-N 1,3-phenylenediamine Chemical compound NC1=CC=CC(N)=C1 WZCQRUWWHSTZEM-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
- 230000002378 acidificating effect Effects 0.000 abstract 1
- CIZVQWNPBGYCGK-UHFFFAOYSA-N benzenediazonium Chemical class N#[N+]C1=CC=CC=C1 CIZVQWNPBGYCGK-UHFFFAOYSA-N 0.000 abstract 1
- 238000004043 dyeing Methods 0.000 abstract 1
- 239000000835 fiber Substances 0.000 abstract 1
- 229940018564 m-phenylenediamine Drugs 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- QPILZZVXGUNELN-UHFFFAOYSA-M sodium;4-amino-5-hydroxynaphthalene-2,7-disulfonate;hydron Chemical compound [Na+].OS(=O)(=O)C1=CC(O)=C2C(N)=CC(S([O-])(=O)=O)=CC2=C1 QPILZZVXGUNELN-UHFFFAOYSA-M 0.000 abstract 1
Landscapes
- Coloring (AREA)
Abstract
Inventia se refera la un colorant negru direct nebenzidinic pentru vopsirea fibrelor celulozice si la un procedeu de obtinere a acestuia prin cuplarea acida a 4,4'-diaminobenzanilidei bis-diazotate cu acidul H, cuplarea alcalina a sarii de benzendiazoniu cu intermediarul diazoazoic si cuplarea sarii de diazoniu a intermediarului astfel obtinut cu m-fenilendiamina.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO122192A RO94474B1 (ro) | 1986-02-11 | 1986-02-11 | Colorant negru direct nebenzidinic si procedeu de obtinere a acestuia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO122192A RO94474B1 (ro) | 1986-02-11 | 1986-02-11 | Colorant negru direct nebenzidinic si procedeu de obtinere a acestuia |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO94474B1 true RO94474B1 (ro) | 1988-11-11 |
Family
ID=40904238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO122192A RO94474B1 (ro) | 1986-02-11 | 1986-02-11 | Colorant negru direct nebenzidinic si procedeu de obtinere a acestuia |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO94474B1 (ro) |
-
1986
- 1986-02-11 RO RO122192A patent/RO94474B1/ro unknown
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