FR832114A - Process for preparing dyes of the phthalo-cyanine series - Google Patents
Process for preparing dyes of the phthalo-cyanine seriesInfo
- Publication number
- FR832114A FR832114A FR832114DA FR832114A FR 832114 A FR832114 A FR 832114A FR 832114D A FR832114D A FR 832114DA FR 832114 A FR832114 A FR 832114A
- Authority
- FR
- France
- Prior art keywords
- phthalo
- cyanine series
- preparing dyes
- dyes
- preparing
- 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
- C09B47/00—Porphines; Azaporphines
- C09B47/04—Phthalocyanines abbreviation: Pc
- C09B47/06—Preparation from carboxylic acids or derivatives thereof, e.g. anhydrides, amides, mononitriles, phthalimide, o-cyanobenzamide
- C09B47/067—Preparation from carboxylic acids or derivatives thereof, e.g. anhydrides, amides, mononitriles, phthalimide, o-cyanobenzamide from phthalodinitriles naphthalenedinitriles, aromatic dinitriles prepared in situ, hydrogenated phthalodinitrile
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Coloring (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEI56945D DE721021C (en) | 1937-01-23 | 1937-01-23 | Process for the production of dyes |
GB3498/37A GB490017A (en) | 1937-01-23 | 1937-02-05 | Improvements in the manufacture and production of dyestuffs |
Publications (1)
Publication Number | Publication Date |
---|---|
FR832114A true FR832114A (en) | 1938-09-22 |
Family
ID=9759467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR832114D Expired FR832114A (en) | 1937-01-23 | 1938-01-15 | Process for preparing dyes of the phthalo-cyanine series |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE721021C (en) |
FR (1) | FR832114A (en) |
GB (1) | GB490017A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE927526C (en) * | 1944-01-12 | 1955-05-12 | Ciba Geigy | Process for the production of Kuepen dyes |
-
1937
- 1937-01-23 DE DEI56945D patent/DE721021C/en not_active Expired
- 1937-02-05 GB GB3498/37A patent/GB490017A/en not_active Expired
-
1938
- 1938-01-15 FR FR832114D patent/FR832114A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE721021C (en) | 1942-05-22 |
GB490017A (en) | 1938-08-05 |
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