FR392589A - Process for preparing secondary disazo dyestuffs ranging from blue to purple - Google Patents
Process for preparing secondary disazo dyestuffs ranging from blue to purpleInfo
- Publication number
- FR392589A FR392589A FR392589DA FR392589A FR 392589 A FR392589 A FR 392589A FR 392589D A FR392589D A FR 392589DA FR 392589 A FR392589 A FR 392589A
- Authority
- FR
- France
- Prior art keywords
- purple
- ranging
- blue
- preparing secondary
- disazo dyestuffs
- 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
- C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
- C09B31/02—Disazo dyes
- C09B31/08—Disazo dyes from a coupling component "C" containing directive hydroxyl and amino groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE392589X | 1907-11-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR392589A true FR392589A (en) | 1908-11-30 |
Family
ID=1437951
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR392589D Expired FR392589A (en) | 1907-11-18 | 1908-07-23 | Process for preparing secondary disazo dyestuffs ranging from blue to purple |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR392589A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0919596A1 (en) * | 1997-12-01 | 1999-06-02 | Bayer Aktiengesellschaft | Disazo dyes |
-
1908
- 1908-07-23 FR FR392589D patent/FR392589A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0919596A1 (en) * | 1997-12-01 | 1999-06-02 | Bayer Aktiengesellschaft | Disazo dyes |
US6194554B1 (en) | 1997-12-01 | 2001-02-27 | Bayer Aktiengesellschaft | Disazo dyes |
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