DE121836C - - Google Patents
Info
- Publication number
- DE121836C DE121836C DENDAT121836D DE121836DA DE121836C DE 121836 C DE121836 C DE 121836C DE NDAT121836 D DENDAT121836 D DE NDAT121836D DE 121836D A DE121836D A DE 121836DA DE 121836 C DE121836 C DE 121836C
- Authority
- DE
- Germany
- Prior art keywords
- acid
- dye
- dyes
- added
- oxidation
- 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
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
- C09B11/00—Diaryl- or thriarylmethane dyes
- C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
- C09B11/10—Amino derivatives of triarylmethanes
- C09B11/12—Amino derivatives of triarylmethanes without any OH group bound to an aryl nucleus
- C09B11/16—Preparation from diarylketones or diarylcarbinols, e.g. benzhydrol
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE121836C true DE121836C (en:Method) |
Family
ID=390809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT121836D Active DE121836C (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE121836C (en:Method) |
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0
- DE DENDAT121836D patent/DE121836C/de active Active
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