FR885851A - Azo dyes and process for their production - Google Patents
Azo dyes and process for their productionInfo
- Publication number
- FR885851A FR885851A FR885851DA FR885851A FR 885851 A FR885851 A FR 885851A FR 885851D A FR885851D A FR 885851DA FR 885851 A FR885851 A FR 885851A
- Authority
- FR
- France
- Prior art keywords
- production
- azo dyes
- azo
- 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.)
- 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
- C09B33/12—Disazo dyes in which the coupling component is a heterocyclic compound
-
- 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
- C09B39/00—Other azo dyes prepared by diazotising and coupling
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Coloring (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEI70441D DE744302C (en) | 1941-09-13 | 1941-09-13 | Process for the production of azo dyes |
Publications (1)
Publication Number | Publication Date |
---|---|
FR885851A true FR885851A (en) | 1943-09-28 |
Family
ID=7197105
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR885851D Expired FR885851A (en) | 1941-09-13 | 1942-09-11 | Azo dyes and process for their production |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE744302C (en) |
FR (1) | FR885851A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3114634A (en) * | 1960-10-27 | 1963-12-17 | Ilford Ltd | Colour photography |
US3197455A (en) * | 1961-12-15 | 1965-07-27 | Geigy Ag J R | Disazo dyestuffs |
FR2006813A1 (en) * | 1968-04-24 | 1970-01-02 | Ciba Geigy | |
US4083688A (en) * | 1968-04-24 | 1978-04-11 | Ciba-Geigy Ag | Disazo pyrazolyl dyed polyester fibers |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4251614A (en) * | 1977-07-05 | 1981-02-17 | Ricoh Company, Ltd. | Novel disazo compounds, process for the preparation of same and application of said disazo compounds and analogues thereof to electrophotographic sensitive materials |
-
1941
- 1941-09-13 DE DEI70441D patent/DE744302C/en not_active Expired
-
1942
- 1942-09-11 FR FR885851D patent/FR885851A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3114634A (en) * | 1960-10-27 | 1963-12-17 | Ilford Ltd | Colour photography |
US3197455A (en) * | 1961-12-15 | 1965-07-27 | Geigy Ag J R | Disazo dyestuffs |
FR2006813A1 (en) * | 1968-04-24 | 1970-01-02 | Ciba Geigy | |
US4083688A (en) * | 1968-04-24 | 1978-04-11 | Ciba-Geigy Ag | Disazo pyrazolyl dyed polyester fibers |
Also Published As
Publication number | Publication date |
---|---|
DE744302C (en) | 1944-07-21 |
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