CH448333A - Process for the preparation of new tetrakisazo dyes - Google Patents

Process for the preparation of new tetrakisazo dyes

Info

Publication number
CH448333A
CH448333A CH1572563A CH1572563A CH448333A CH 448333 A CH448333 A CH 448333A CH 1572563 A CH1572563 A CH 1572563A CH 1572563 A CH1572563 A CH 1572563A CH 448333 A CH448333 A CH 448333A
Authority
CH
Switzerland
Prior art keywords
preparation
tetrakisazo dyes
new
new tetrakisazo
dyes
Prior art date
Application number
CH1572563A
Other languages
German (de)
Inventor
Carl Dr Schultis
Original Assignee
Cassella Farbwerke Mainkur 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 DEC28749A external-priority patent/DE1278629B/en
Application filed by Cassella Farbwerke Mainkur Ag filed Critical Cassella Farbwerke Mainkur Ag
Publication of CH448333A publication Critical patent/CH448333A/en

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
    • C09B35/50—Tetrazo dyes
    • C09B35/56—Tetrazo dyes of the type

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH1572563A 1962-12-22 1963-12-20 Process for the preparation of new tetrakisazo dyes CH448333A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEC28749A DE1278629B (en) 1962-12-22 1962-12-22 Process for the preparation of tetrakisazo dyes
DEC29288A DE1292278B (en) 1962-12-22 1963-03-02 Process for the preparation of tetrakisazo dyes

Publications (1)

Publication Number Publication Date
CH448333A true CH448333A (en) 1967-12-15

Family

ID=25969621

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1572563A CH448333A (en) 1962-12-22 1963-12-20 Process for the preparation of new tetrakisazo dyes

Country Status (3)

Country Link
CH (1) CH448333A (en)
DE (1) DE1292278B (en)
GB (1) GB1019467A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2140867C3 (en) * 1971-08-14 1976-01-08 Bayer Ag, 5090 Leverkusen Tetrakisazo dyes, their manufacture and use
DE2140866C3 (en) * 1971-08-14 1978-12-21 Bayer Ag, 5090 Leverkusen Tetrakisazo dyes and their use for dyeing leather
DE2215081C2 (en) * 1972-03-28 1982-03-04 Bayer Ag, 5090 Leverkusen Polyazo dyes
US4804411A (en) * 1986-02-17 1989-02-14 Canon Kabushiki Kaisha Recording liquid

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE704772C (en) * 1936-02-06 1941-04-07 I G Farbenindustrie Akt Ges Process for the preparation of tetrakisazo dyes

Also Published As

Publication number Publication date
DE1292278B (en) 1969-04-10
GB1019467A (en) 1966-02-09

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