DE196989C - - Google Patents
Info
- Publication number
- DE196989C DE196989C DE1907196989D DE196989DA DE196989C DE 196989 C DE196989 C DE 196989C DE 1907196989 D DE1907196989 D DE 1907196989D DE 196989D A DE196989D A DE 196989DA DE 196989 C DE196989 C DE 196989C
- Authority
- DE
- Germany
- Prior art keywords
- dichlorobenzidine
- naphthol
- dye
- disulfonic acid
- formula
- 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 - Lifetime
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
- C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
- C09B35/02—Disazo dyes
- C09B35/039—Disazo dyes characterised by the tetrazo component
- C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Coloring (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT35833D AT35833B (de) | 1907-04-10 | 1908-03-14 | Verfahren zur Darstellung eines roten Disazofarbstoffs. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE196989C true DE196989C (en:Method) |
Family
ID=459914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1907196989D Expired - Lifetime DE196989C (en:Method) | 1907-04-10 | 1907-04-10 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE196989C (en:Method) |
-
1907
- 1907-04-10 DE DE1907196989D patent/DE196989C/de not_active Expired - Lifetime
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