CH220427A - Process for the production of a new azo dye. - Google Patents

Process for the production of a new azo dye.

Info

Publication number
CH220427A
CH220427A CH220427DA CH220427A CH 220427 A CH220427 A CH 220427A CH 220427D A CH220427D A CH 220427DA CH 220427 A CH220427 A CH 220427A
Authority
CH
Switzerland
Prior art keywords
production
azo dye
new azo
new
dye
Prior art date
Application number
Other languages
German (de)
Inventor
Gesellschaft Fuer Chemis Basel
Original Assignee
Chem Ind Basel
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 Chem Ind Basel filed Critical Chem Ind Basel
Publication of CH220427A publication Critical patent/CH220427A/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
    • C09B33/00—Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling
    • C09B33/18—Trisazo or higher polyazo dyes
    • C09B33/22—Trisazo dyes of the type A->B->K<-C

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH220427D 1940-10-09 1940-10-09 Process for the production of a new azo dye. CH220427A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH220428T 1940-10-09
CH217244T 1940-10-09

Publications (1)

Publication Number Publication Date
CH220427A true CH220427A (en) 1942-03-31

Family

ID=25726003

Family Applications (3)

Application Number Title Priority Date Filing Date
CH220427D CH220427A (en) 1940-10-09 1940-10-09 Process for the production of a new azo dye.
CH217244D CH217244A (en) 1940-10-09 1940-10-09 Process for the production of a new azo dye.
CH220428D CH220428A (en) 1940-10-09 1940-10-09 Process for the production of a new azo dye.

Family Applications After (2)

Application Number Title Priority Date Filing Date
CH217244D CH217244A (en) 1940-10-09 1940-10-09 Process for the production of a new azo dye.
CH220428D CH220428A (en) 1940-10-09 1940-10-09 Process for the production of a new azo dye.

Country Status (1)

Country Link
CH (3) CH220427A (en)

Also Published As

Publication number Publication date
CH217244A (en) 1941-10-15
CH220428A (en) 1942-03-31

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