CH244513A - Process for the preparation of an azo dye. - Google Patents

Process for the preparation of an azo dye.

Info

Publication number
CH244513A
CH244513A CH244513DA CH244513A CH 244513 A CH244513 A CH 244513A CH 244513D A CH244513D A CH 244513DA CH 244513 A CH244513 A CH 244513A
Authority
CH
Switzerland
Prior art keywords
preparation
azo dye
azo
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 CH244513A publication Critical patent/CH244513A/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
    • C09B35/02—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
    • 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
    • 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
    • C09B35/38—Trisazo dyes ot the type

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH244513D 1942-09-03 1942-09-03 Process for the preparation of an azo dye. CH244513A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH244514T 1942-09-03
CH242160T 1946-04-30

Publications (1)

Publication Number Publication Date
CH244513A true CH244513A (en) 1946-09-15

Family

ID=25728656

Family Applications (3)

Application Number Title Priority Date Filing Date
CH244514D CH244514A (en) 1942-09-03 1942-09-03 Process for the preparation of an azo dye.
CH244513D CH244513A (en) 1942-09-03 1942-09-03 Process for the preparation of an azo dye.
CH242160D CH242160A (en) 1942-09-03 1942-09-03 Process for the preparation of an azo dye.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH244514D CH244514A (en) 1942-09-03 1942-09-03 Process for the preparation of an azo dye.

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH242160D CH242160A (en) 1942-09-03 1942-09-03 Process for the preparation of an azo dye.

Country Status (2)

Country Link
CH (3) CH244514A (en)
NL (1) NL60747C (en)

Also Published As

Publication number Publication date
NL60747C (en)
CH244514A (en) 1946-09-15
CH242160A (en) 1946-04-30

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