CH336521A - Process for the production of azo dyes - Google Patents

Process for the production of azo dyes

Info

Publication number
CH336521A
CH336521A CH336521DA CH336521A CH 336521 A CH336521 A CH 336521A CH 336521D A CH336521D A CH 336521DA CH 336521 A CH336521 A CH 336521A
Authority
CH
Switzerland
Prior art keywords
production
azo dyes
azo
dyes
Prior art date
Application number
Other languages
German (de)
Inventor
Hans Dr Krzikalla
Guenter Dr Lange
Bernd Dr Eistert
Original Assignee
Basf Ag
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 Basf Ag filed Critical Basf Ag
Publication of CH336521A publication Critical patent/CH336521A/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
    • C09B45/04—Azo compounds in general
CH336521D 1954-08-11 1955-07-14 Process for the production of azo dyes CH336521A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE336521X 1954-08-11

Publications (1)

Publication Number Publication Date
CH336521A true CH336521A (en) 1959-02-28

Family

ID=6220464

Family Applications (1)

Application Number Title Priority Date Filing Date
CH336521D CH336521A (en) 1954-08-11 1955-07-14 Process for the production of azo dyes

Country Status (1)

Country Link
CH (1) CH336521A (en)

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