FR642578A - Production de nouveaux colorants - Google Patents
Production de nouveaux colorantsInfo
- Publication number
- FR642578A FR642578A FR642578DA FR642578A FR 642578 A FR642578 A FR 642578A FR 642578D A FR642578D A FR 642578DA FR 642578 A FR642578 A FR 642578A
- Authority
- FR
- France
- Prior art keywords
- production
- new dyes
- dyes
- new
- 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
- C09B3/00—Dyes with an anthracene nucleus condensed with one or more carbocyclic rings
- C09B3/22—Dibenzanthrones; Isodibenzanthrones
- C09B3/30—Preparation from starting materials already containing the dibenzanthrone or isodibenzanthrone nucleus
- C09B3/36—Preparation from starting materials already containing the dibenzanthrone or isodibenzanthrone nucleus by etherification of hydroxy compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH642578X | 1926-10-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR642578A true FR642578A (fr) | 1928-08-31 |
Family
ID=4525538
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR642578D Expired FR642578A (fr) | 1926-10-20 | 1927-10-19 | Production de nouveaux colorants |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR642578A (fr) |
-
1927
- 1927-10-19 FR FR642578D patent/FR642578A/fr not_active Expired
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