DE275537C - - Google Patents
Info
- Publication number
- DE275537C DE275537C DENDAT275537D DE275537DA DE275537C DE 275537 C DE275537 C DE 275537C DE NDAT275537 D DENDAT275537 D DE NDAT275537D DE 275537D A DE275537D A DE 275537DA DE 275537 C DE275537 C DE 275537C
- Authority
- DE
- Germany
- Prior art keywords
- dibenzanthrone
- nitro
- treated
- preparation
- vat 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.)
- Active
Links
- 150000001412 amines Chemical class 0.000 claims 1
- 150000001805 chlorine compounds Chemical class 0.000 claims 1
- 150000002828 nitro derivatives Chemical class 0.000 claims 1
- 239000000984 vat dye Substances 0.000 claims 1
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
Description
BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.
Claims (1)
- Patent-Anspruch:Verfahren zur Darstellung von Küpenfarbstoffen, darin bestehend, daß man Nitro- bzw. Aminoderivate von Dibenzanthron mit reaktionsfähigen Chloriden behandelt.60
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE275537C true DE275537C (de) |
Family
ID=531817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT275537D Active DE275537C (de) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE275537C (de) |
-
0
- DE DENDAT275537D patent/DE275537C/de active Active
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