IT986751B - Processo per la preparazione di coloranti basici - Google Patents
Processo per la preparazione di coloranti basiciInfo
- Publication number
- IT986751B IT986751B IT38565A IT38565A IT986751B IT 986751 B IT986751 B IT 986751B IT 38565 A IT38565 A IT 38565A IT 38565 A IT38565 A IT 38565A IT 986751 B IT986751 B IT 986751B
- Authority
- IT
- Italy
- Prior art keywords
- preparation
- basic dyes
- dyes
- basic
- Prior art date
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
- C09B44/00—Azo dyes containing onium groups
- C09B44/02—Azo dyes containing onium groups containing ammonium groups not directly attached to an azo group
- C09B44/04—Azo dyes containing onium groups containing ammonium groups not directly attached to an azo group from coupling components containing amino as the only directing group
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Coloring (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH83664A CH464392A (de) | 1964-03-25 | 1964-01-24 | Verfahren zur Herstellung von basischen Farbstoffen |
CH106764 | 1964-01-30 | ||
CH383964A CH473192A (de) | 1964-03-25 | 1964-03-25 | Verfahren zur Herstellung von basischen Farbstoffen |
Publications (1)
Publication Number | Publication Date |
---|---|
IT986751B true IT986751B (it) | 1975-01-30 |
Family
ID=27172457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT38565A IT986751B (it) | 1964-01-24 | 1965-01-11 | Processo per la preparazione di coloranti basici |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1644323C3 (it) |
GB (1) | GB1088611A (it) |
IT (1) | IT986751B (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3956271A (en) * | 1969-01-20 | 1976-05-11 | Sandoz Ltd. | Process for the production of concentrated solutions of cationic azo dyes |
DE3030918A1 (de) * | 1980-08-16 | 1982-04-01 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von loesungen kationischer azofarbstoffe |
-
1965
- 1965-01-11 IT IT38565A patent/IT986751B/it active
- 1965-01-16 DE DE19651644323 patent/DE1644323C3/de not_active Expired
- 1965-01-20 GB GB249965A patent/GB1088611A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1644323C3 (de) | 1975-05-22 |
GB1088611A (en) | 1967-10-25 |
DE1644323B2 (de) | 1974-10-03 |
DE1644323A1 (de) | 1971-05-06 |
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