FR678463A - Production of o-oxyazo dyes containing chromium - Google Patents
Production of o-oxyazo dyes containing chromiumInfo
- Publication number
- FR678463A FR678463A FR678463DA FR678463A FR 678463 A FR678463 A FR 678463A FR 678463D A FR678463D A FR 678463DA FR 678463 A FR678463 A FR 678463A
- Authority
- FR
- France
- Prior art keywords
- production
- containing chromium
- dyes containing
- oxyazo
- oxyazo dyes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- C09B45/00—Complex metal compounds of azo dyes
- C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
- C09B45/14—Monoazo compounds
- C09B45/16—Monoazo compounds containing chromium
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE678463X | 1928-07-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR678463A true FR678463A (en) | 1930-03-24 |
Family
ID=6594327
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR678463D Expired FR678463A (en) | 1928-07-26 | 1929-07-16 | Production of o-oxyazo dyes containing chromium |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR678463A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2447163A (en) * | 1944-02-21 | 1948-08-17 | Geigy Ag J R | O:o'-dihydroxy azo dyestuffs and a process of making same |
-
1929
- 1929-07-16 FR FR678463D patent/FR678463A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2447163A (en) * | 1944-02-21 | 1948-08-17 | Geigy Ag J R | O:o'-dihydroxy azo dyestuffs and a process of making same |
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