CH336529A - Process for the preparation of new tetrakisazo dyes - Google Patents

Process for the preparation of new tetrakisazo dyes

Info

Publication number
CH336529A
CH336529A CH336529DA CH336529A CH 336529 A CH336529 A CH 336529A CH 336529D A CH336529D A CH 336529DA CH 336529 A CH336529 A CH 336529A
Authority
CH
Switzerland
Prior art keywords
preparation
tetrakisazo dyes
new
new tetrakisazo
dyes
Prior art date
Application number
Other languages
German (de)
Inventor
Raymond Dr Gunst
Original Assignee
Ciba Geigy
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
Application filed by Ciba Geigy filed Critical Ciba Geigy
Publication of CH336529A publication Critical patent/CH336529A/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
    • C09B45/00—Complex metal compounds of azo dyes
    • C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
    • C09B45/24—Disazo or polyazo compounds
    • C09B45/28—Disazo or polyazo compounds containing copper
    • 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)
CH336529D 1954-08-02 1954-08-02 Process for the preparation of new tetrakisazo dyes CH336529A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH336529T 1954-08-02
CH324199T 1954-08-02

Publications (1)

Publication Number Publication Date
CH336529A true CH336529A (en) 1959-02-28

Family

ID=25736398

Family Applications (1)

Application Number Title Priority Date Filing Date
CH336529D CH336529A (en) 1954-08-02 1954-08-02 Process for the preparation of new tetrakisazo dyes

Country Status (1)

Country Link
CH (1) CH336529A (en)

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