DK140642C - - Google Patents

Info

Publication number
DK140642C
DK140642C DK136576A DK136576A DK140642C DK 140642 C DK140642 C DK 140642C DK 136576 A DK136576 A DK 136576A DK 136576 A DK136576 A DK 136576A DK 140642 C DK140642 C DK 140642C
Authority
DK
Denmark
Application number
DK136576A
Other languages
Danish (da)
Other versions
DK140642B (en
DK136576A (en
Inventor
L Heckl
D Buecher
Original Assignee
Basf Farben + Fasern Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from DE19752513578 external-priority patent/DE2513578C3/en
Application filed by Basf Farben + Fasern Ag filed Critical Basf Farben + Fasern Ag
Publication of DK136576A publication Critical patent/DK136576A/da
Publication of DK140642B publication Critical patent/DK140642B/en
Application granted granted Critical
Publication of DK140642C publication Critical patent/DK140642C/da

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)
DK136576A 1975-03-27 1976-03-26 Disazo dye for use as a pigment. DK140642B (en)

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 DK140642B (en) 1979-10-15
DK140642C true 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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE2513578B2 (en) 1977-06-16
CH581171A5 (en) 1976-10-29
DK140642B (en) 1979-10-15
GB1537383A (en) 1978-12-29
FR2305472B1 (en) 1979-04-20
FR2305472A1 (en) 1976-10-22
DE2513578A1 (en) 1976-09-30
DK136576A (en) 1976-09-28

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Legal Events

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PBP Patent lapsed
BP Correction of lapse of patent
PBP Patent lapsed