CH377021A - Process for the production of azo dyes - Google Patents

Process for the production of azo dyes

Info

Publication number
CH377021A
CH377021A CH7682859A CH7682859A CH377021A CH 377021 A CH377021 A CH 377021A CH 7682859 A CH7682859 A CH 7682859A CH 7682859 A CH7682859 A CH 7682859A CH 377021 A CH377021 A CH 377021A
Authority
CH
Switzerland
Prior art keywords
production
azo dyes
azo
dyes
Prior art date
Application number
CH7682859A
Other languages
German (de)
Inventor
Willy Dr Steinemann
Original Assignee
Sandoz 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 Sandoz Ag filed Critical Sandoz Ag
Priority to CH7682859A priority Critical patent/CH377021A/en
Priority to GB2674360A priority patent/GB959992A/en
Publication of CH377021A publication Critical patent/CH377021A/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
    • C09B50/00—Formazane dyes; Tetrazolium dyes
    • 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
    • C09B62/00—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves
    • C09B62/002—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the linkage of the reactive group being alternatively specified
    • C09B62/006—Azodyes
    • C09B62/01—Disazo or polyazo dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH7682859A 1959-08-11 1959-08-11 Process for the production of azo dyes CH377021A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH7682859A CH377021A (en) 1959-08-11 1959-08-11 Process for the production of azo dyes
GB2674360A GB959992A (en) 1959-08-11 1960-08-02 Improvements in or relating to formazane azo dyestuffs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH7682859A CH377021A (en) 1959-08-11 1959-08-11 Process for the production of azo dyes

Publications (1)

Publication Number Publication Date
CH377021A true CH377021A (en) 1964-04-30

Family

ID=4535191

Family Applications (1)

Application Number Title Priority Date Filing Date
CH7682859A CH377021A (en) 1959-08-11 1959-08-11 Process for the production of azo dyes

Country Status (2)

Country Link
CH (1) CH377021A (en)
GB (1) GB959992A (en)

Also Published As

Publication number Publication date
GB959992A (en) 1964-06-03

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