CH226837A - Process for the preparation of an azo dye. - Google Patents

Process for the preparation of an azo dye.

Info

Publication number
CH226837A
CH226837A CH226837DA CH226837A CH 226837 A CH226837 A CH 226837A CH 226837D A CH226837D A CH 226837DA CH 226837 A CH226837 A CH 226837A
Authority
CH
Switzerland
Prior art keywords
preparation
azo dye
azo
dye
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellsc Farbenindustrie
Original Assignee
Ig Farbenindustrie 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 Ig Farbenindustrie Ag filed Critical Ig Farbenindustrie Ag
Publication of CH226837A publication Critical patent/CH226837A/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
    • C09B43/00—Preparation of azo dyes from other azo compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Coloring (AREA)
CH226837D 1939-07-08 1941-08-26 Process for the preparation of an azo dye. CH226837A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE80739X 1939-07-08
CH223074T 1941-08-26

Publications (1)

Publication Number Publication Date
CH226837A true CH226837A (en) 1943-04-30

Family

ID=25726671

Family Applications (3)

Application Number Title Priority Date Filing Date
CH226837D CH226837A (en) 1939-07-08 1941-08-26 Process for the preparation of an azo dye.
CH226838D CH226838A (en) 1939-07-08 1941-08-26 Process for the preparation of a disazo dye.
CH226839D CH226839A (en) 1939-07-08 1941-08-26 Process for the preparation of an azo dye.

Family Applications After (2)

Application Number Title Priority Date Filing Date
CH226838D CH226838A (en) 1939-07-08 1941-08-26 Process for the preparation of a disazo dye.
CH226839D CH226839A (en) 1939-07-08 1941-08-26 Process for the preparation of an azo dye.

Country Status (1)

Country Link
CH (3) CH226837A (en)

Also Published As

Publication number Publication date
CH226839A (en) 1943-04-30
CH226838A (en) 1943-04-30

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