BE737633A - - Google Patents
Info
- Publication number
- BE737633A BE737633A BE737633DA BE737633A BE 737633 A BE737633 A BE 737633A BE 737633D A BE737633D A BE 737633DA BE 737633 A BE737633 A BE 737633A
- Authority
- BE
- Belgium
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
- C09B43/00—Preparation of azo dyes from other azo compounds
- C09B43/18—Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group
- C09B43/20—Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group with monocarboxylic acids, carbamic acid esters or halides, mono- isocyanates or haloformic acid esters
- C09B43/204—Heterocyclic monocarboxylic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Plural Heterocyclic Compounds (AREA)
- Coloring (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1346568A CH503082A (de) | 1968-09-09 | 1968-09-09 | Verfahren zur Herstellung in Wasser schwer löslicher Azoverbindungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE737633A true BE737633A (de) | 1970-02-02 |
Family
ID=4392682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE737633D BE737633A (de) | 1968-09-09 | 1969-08-18 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE737633A (de) |
| CH (1) | CH503082A (de) |
| DE (1) | DE1933063A1 (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0040172B1 (de) * | 1980-04-30 | 1984-06-20 | Ciba-Geigy Ag | Azofarbstoffe, Verfahren zu ihrer Herstellung und Verwendung als Bildfarbstoffe in photographischen Silberfarbbleichmaterialien sowie das diese Azofarbstoffe enthaltende photographische Material |
| US4453352A (en) * | 1982-08-18 | 1984-06-12 | Kaiser Aluminum & Chemical Corporation | Refractory brick with expansion allowance |
-
1968
- 1968-09-09 CH CH1346568A patent/CH503082A/de not_active IP Right Cessation
-
1969
- 1969-06-30 DE DE19691933063 patent/DE1933063A1/de active Pending
- 1969-08-18 BE BE737633D patent/BE737633A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH503082A (de) | 1971-02-15 |
| DE1933063A1 (de) | 1970-03-19 |