DK140642B - Disazo dye for use as a pigment. - Google Patents
Disazo dye for use as a pigment.Info
- Publication number
- DK140642B DK140642B DK136576A DK136576A DK140642B DK 140642 B DK140642 B DK 140642B DK 136576 A DK136576 A DK 136576A DK 136576 A DK136576 A DK 136576A DK 140642 B DK140642 B DK 140642B
- Authority
- DK
- Denmark
- Prior art keywords
- pigment
- disazo dye
- disazo
- dye
- 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
- C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
- C09B35/02—Disazo dyes
- C09B35/039—Disazo dyes characterised by the tetrazo component
- C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl
- C09B35/10—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type
- C09B35/18—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type from heterocyclic compounds
- C09B35/185—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type from heterocyclic compounds from pyridine or pyridone components
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752513578 DE2513578C3 (en) | 1975-03-27 | 2,6-Dioxy-3-cyano-4-methylpyridine disazo dye, process for its preparation and its use for printing inks and varnishes |
Publications (3)
Publication Number | Publication Date |
---|---|
DK136576A DK136576A (en) | 1976-09-28 |
DK140642B true DK140642B (en) | 1979-10-15 |
DK140642C DK140642C (en) | 1980-03-31 |
Family
ID=5942551
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK136576A DK140642B (en) | 1975-03-27 | 1976-03-26 | Disazo dye for use as a pigment. |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH581171A5 (en) |
DK (1) | DK140642B (en) |
FR (1) | FR2305472A1 (en) |
GB (1) | GB1537383A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3309718A1 (en) * | 1983-03-18 | 1984-09-20 | Basf Ag, 6700 Ludwigshafen | DISAZO DYES |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH500267A (en) * | 1968-03-01 | 1970-12-15 | Basf Ag | Process for the preparation of new disazo dyes |
GB1285339A (en) * | 1968-12-09 | 1972-08-16 | Ici Ltd | New water-insoluble disazo dyestuffs containing 2-hydroxy-3-azo-6-pyridone residues |
-
1976
- 1976-02-27 CH CH245976A patent/CH581171A5/xx not_active IP Right Cessation
- 1976-03-25 FR FR7608672A patent/FR2305472A1/en active Granted
- 1976-03-26 DK DK136576A patent/DK140642B/en not_active IP Right Cessation
- 1976-03-26 GB GB1240276A patent/GB1537383A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2305472A1 (en) | 1976-10-22 |
DE2513578A1 (en) | 1976-09-30 |
GB1537383A (en) | 1978-12-29 |
CH581171A5 (en) | 1976-10-29 |
DK140642C (en) | 1980-03-31 |
FR2305472B1 (en) | 1979-04-20 |
DK136576A (en) | 1976-09-28 |
DE2513578B2 (en) | 1977-06-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed | ||
BP | Correction of lapse of patent | ||
PBP | Patent lapsed |