IT998595B - Procedimento per la preparazione di coloranti tetrakisazoici - Google Patents
Procedimento per la preparazione di coloranti tetrakisazoiciInfo
- Publication number
- IT998595B IT998595B IT2886073A IT2886073A IT998595B IT 998595 B IT998595 B IT 998595B IT 2886073 A IT2886073 A IT 2886073A IT 2886073 A IT2886073 A IT 2886073A IT 998595 B IT998595 B IT 998595B
- Authority
- IT
- Italy
- Prior art keywords
- tetrakisazoic
- dyes
- procedure
- preparation
- tetrakisazoic dyes
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
- C09B35/50—Tetrazo dyes
- C09B35/60—Tetrazo dyes of the type
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B41/00—Special methods of performing the coupling reaction
- C09B41/001—Special methods of performing the coupling reaction characterised by the coupling medium
- C09B41/004—Special methods of performing the coupling reaction characterised by the coupling medium containing a reaction assistant, e.g. urea
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Paper (AREA)
- Cosmetics (AREA)
- Coloring (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722244991 DE2244991A1 (de) | 1972-09-14 | 1972-09-14 | Verfahren zur herstellung von tetrakisazofarbstoffen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT998595B true IT998595B (it) | 1976-02-20 |
Family
ID=5856249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT2886073A IT998595B (it) | 1972-09-14 | 1973-09-12 | Procedimento per la preparazione di coloranti tetrakisazoici |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS4967916A (es) |
| AR (1) | AR195939A1 (es) |
| BE (1) | BE804764A (es) |
| BR (1) | BR7307069D0 (es) |
| CH (1) | CH577019A5 (es) |
| DE (1) | DE2244991A1 (es) |
| ES (1) | ES418732A1 (es) |
| FR (1) | FR2200332B1 (es) |
| GB (1) | GB1410856A (es) |
| IT (1) | IT998595B (es) |
| NL (1) | NL7312522A (es) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5122680A (ja) * | 1974-08-20 | 1976-02-23 | Matsushita Electric Ind Co Ltd | Ekishososeibutsu |
| DE2903588A1 (de) * | 1979-01-31 | 1980-08-14 | Basf Ag | Polyazofarbstoffe |
| US4668238A (en) * | 1984-10-18 | 1987-05-26 | Sandoz Ltd. | The dyeing of leather with mixtures of trisazo and tetrakisazo compounds having 1-amino-8-hydroxynaphthalene-mono- or di-sulfonic acid biscoupling component radicals |
| DE19514880A1 (de) * | 1995-04-22 | 1996-10-24 | Cassella Ag | Tetrakisazoverbindungen, ihre Herstellung und ihre Verwendung als Farbstoffe |
| CN106084876A (zh) * | 2016-08-12 | 2016-11-09 | 上海世渊环保科技有限公司 | 一种直接耐晒黑g清洁生产工艺及系统 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1901390A (en) * | 1929-10-09 | 1933-03-14 | Gen Aniline Works Inc | Black azodyestuffs and process of making same |
| CH606317A5 (es) * | 1970-12-24 | 1978-10-31 | Bayer Ag |
-
1972
- 1972-09-14 DE DE19722244991 patent/DE2244991A1/de active Pending
-
1973
- 1973-09-11 NL NL7312522A patent/NL7312522A/xx unknown
- 1973-09-12 JP JP10228173A patent/JPS4967916A/ja active Pending
- 1973-09-12 BE BE135576A patent/BE804764A/xx unknown
- 1973-09-12 AR AR25005773A patent/AR195939A1/es active
- 1973-09-12 BR BR706973A patent/BR7307069D0/pt unknown
- 1973-09-12 IT IT2886073A patent/IT998595B/it active
- 1973-09-13 ES ES418732A patent/ES418732A1/es not_active Expired
- 1973-09-13 CH CH1314373A patent/CH577019A5/xx not_active IP Right Cessation
- 1973-09-14 GB GB4323573A patent/GB1410856A/en not_active Expired
- 1973-09-14 FR FR7333098A patent/FR2200332B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH577019A5 (es) | 1976-06-30 |
| FR2200332A1 (es) | 1974-04-19 |
| BE804764A (fr) | 1974-03-12 |
| ES418732A1 (es) | 1976-02-16 |
| BR7307069D0 (pt) | 1974-07-18 |
| DE2244991A1 (de) | 1974-03-21 |
| AR195939A1 (es) | 1973-11-15 |
| FR2200332B1 (es) | 1977-08-05 |
| JPS4967916A (es) | 1974-07-02 |
| GB1410856A (en) | 1975-10-22 |
| NL7312522A (es) | 1974-03-18 |
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