CH275084A - Process for the preparation of a tetrakisazo dye. - Google Patents

Process for the preparation of a tetrakisazo dye.

Info

Publication number
CH275084A
CH275084A CH275084DA CH275084A CH 275084 A CH275084 A CH 275084A CH 275084D A CH275084D A CH 275084DA CH 275084 A CH275084 A CH 275084A
Authority
CH
Switzerland
Prior art keywords
preparation
tetrakisazo dye
tetrakisazo
dye
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellschaft Ciba
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 CH275084A publication Critical patent/CH275084A/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
    • C09B35/62—Tetrazo dyes of the type

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
CH275084D 1948-07-16 1948-07-16 Process for the preparation of a tetrakisazo dye. CH275084A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH988200X 1948-07-16

Publications (1)

Publication Number Publication Date
CH275084A true CH275084A (en) 1951-04-30

Family

ID=4551611

Family Applications (5)

Application Number Title Priority Date Filing Date
CH275085D CH275085A (en) 1948-07-16 1948-07-16 Process for the preparation of a tetrakisazo dye.
CH272570D CH272570A (en) 1948-07-16 1948-07-16 Process for the preparation of a tetrakisazo dye.
CH275084D CH275084A (en) 1948-07-16 1948-07-16 Process for the preparation of a tetrakisazo dye.
CH275086D CH275086A (en) 1948-07-16 1948-07-16 Process for the preparation of a tetrakisazo dye.
CH275083D CH275083A (en) 1948-07-16 1948-07-16 Process for the preparation of a tetrakisazo dye.

Family Applications Before (2)

Application Number Title Priority Date Filing Date
CH275085D CH275085A (en) 1948-07-16 1948-07-16 Process for the preparation of a tetrakisazo dye.
CH272570D CH272570A (en) 1948-07-16 1948-07-16 Process for the preparation of a tetrakisazo dye.

Family Applications After (2)

Application Number Title Priority Date Filing Date
CH275086D CH275086A (en) 1948-07-16 1948-07-16 Process for the preparation of a tetrakisazo dye.
CH275083D CH275083A (en) 1948-07-16 1948-07-16 Process for the preparation of a tetrakisazo dye.

Country Status (2)

Country Link
CH (5) CH275085A (en)
FR (1) FR988200A (en)

Also Published As

Publication number Publication date
CH272570A (en) 1950-12-31
CH275085A (en) 1951-04-30
CH275083A (en) 1951-04-30
CH275086A (en) 1951-04-30
FR988200A (en) 1951-08-23

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