FR769473A - Process for preparing disazo dyes - Google Patents
Process for preparing disazo dyesInfo
- Publication number
- FR769473A FR769473A FR769473DA FR769473A FR 769473 A FR769473 A FR 769473A FR 769473D A FR769473D A FR 769473DA FR 769473 A FR769473 A FR 769473A
- Authority
- FR
- France
- Prior art keywords
- disazo dyes
- preparing
- preparing disazo
- dyes
- disazo
- 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
- C09B33/00—Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling
- C09B33/02—Disazo dyes
- C09B33/08—Disazo dyes in which the coupling component is a hydroxy-amino compound
- C09B33/10—Disazo dyes in which the coupling component is a hydroxy-amino compound in which the coupling component is an amino naphthol
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE769473X | 1933-07-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR769473A true FR769473A (en) | 1934-08-27 |
Family
ID=1551903
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR769473D Expired FR769473A (en) | 1933-07-28 | 1934-03-01 | Process for preparing disazo dyes |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR769473A (en) |
-
1934
- 1934-03-01 FR FR769473D patent/FR769473A/en not_active Expired
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