CH449151A - Process for the preparation of polyazo dyes - Google Patents

Process for the preparation of polyazo dyes

Info

Publication number
CH449151A
CH449151A CH108463A CH108463A CH449151A CH 449151 A CH449151 A CH 449151A CH 108463 A CH108463 A CH 108463A CH 108463 A CH108463 A CH 108463A CH 449151 A CH449151 A CH 449151A
Authority
CH
Switzerland
Prior art keywords
preparation
polyazo dyes
polyazo
dyes
Prior art date
Application number
CH108463A
Other languages
German (de)
Inventor
Walter Dr Hanhart
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
Priority to CH108463A priority Critical patent/CH449151A/en
Priority to GB24364A priority patent/GB1021944A/en
Priority to FR961658A priority patent/FR1380994A/en
Priority to BE643064A priority patent/BE643064A/xx
Publication of CH449151A publication Critical patent/CH449151A/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
    • C09B35/36—Trisazo dyes of the type
    • C09B35/366—D is diphenyl

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH108463A 1963-01-29 1963-01-29 Process for the preparation of polyazo dyes CH449151A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH108463A CH449151A (en) 1963-01-29 1963-01-29 Process for the preparation of polyazo dyes
GB24364A GB1021944A (en) 1963-01-29 1964-01-02 Metal complexes of trisazo dyestuffs and process for their manufacture
FR961658A FR1380994A (en) 1963-01-29 1964-01-27 New polyazo dyes and process for their preparation
BE643064A BE643064A (en) 1963-01-29 1964-01-28

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH108463A CH449151A (en) 1963-01-29 1963-01-29 Process for the preparation of polyazo dyes
BE643064A BE643064A (en) 1963-01-29 1964-01-28

Publications (1)

Publication Number Publication Date
CH449151A true CH449151A (en) 1967-12-31

Family

ID=25655650

Family Applications (1)

Application Number Title Priority Date Filing Date
CH108463A CH449151A (en) 1963-01-29 1963-01-29 Process for the preparation of polyazo dyes

Country Status (3)

Country Link
BE (1) BE643064A (en)
CH (1) CH449151A (en)
GB (1) GB1021944A (en)

Also Published As

Publication number Publication date
GB1021944A (en) 1966-03-09
BE643064A (en) 1964-07-28

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