FR872638A - New azo dyes - Google Patents
New azo dyesInfo
- Publication number
- FR872638A FR872638A FR872638DA FR872638A FR 872638 A FR872638 A FR 872638A FR 872638D A FR872638D A FR 872638DA FR 872638 A FR872638 A FR 872638A
- Authority
- FR
- France
- Prior art keywords
- azo dyes
- new azo
- new
- dyes
- azo
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH872638X | 1940-06-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR872638A true FR872638A (en) | 1942-06-15 |
Family
ID=4544153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR872638D Expired FR872638A (en) | 1940-06-01 | 1941-05-27 | New azo dyes |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH217490A (en) |
FR (1) | FR872638A (en) |
-
1940
- 1940-06-01 CH CH217490D patent/CH217490A/en unknown
-
1941
- 1941-05-27 FR FR872638D patent/FR872638A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH217490A (en) | 1941-10-31 |
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