CH382334A - Process for the production of azo dyes - Google Patents

Process for the production of azo dyes

Info

Publication number
CH382334A
CH382334A CH7588259A CH7588259A CH382334A CH 382334 A CH382334 A CH 382334A CH 7588259 A CH7588259 A CH 7588259A CH 7588259 A CH7588259 A CH 7588259A CH 382334 A CH382334 A CH 382334A
Authority
CH
Switzerland
Prior art keywords
production
azo dyes
azo
dyes
Prior art date
Application number
CH7588259A
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 CH7588259A priority Critical patent/CH382334A/en
Priority to CH7808459A priority patent/CH437582A/en
Priority to DES69258A priority patent/DE1153478B/en
Priority to GB2395760A priority patent/GB961302A/en
Priority to FR833070A priority patent/FR1266720A/en
Priority to US354753A priority patent/US3301844A/en
Publication of CH382334A publication Critical patent/CH382334A/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
    • C09B33/02—Disazo dyes
    • C09B33/16—Disazo dyes from other coupling components
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH7588259A 1959-07-17 1959-07-17 Process for the production of azo dyes CH382334A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH7588259A CH382334A (en) 1959-07-17 1959-07-17 Process for the production of azo dyes
CH7808459A CH437582A (en) 1959-07-17 1959-09-11 Process for the production of azo dyes
DES69258A DE1153478B (en) 1959-07-17 1960-07-06 Process for the production of azo dyes
GB2395760A GB961302A (en) 1959-07-17 1960-07-08 Improvements in or relating to dis- and poly-azo dyestuffs
FR833070A FR1266720A (en) 1959-07-17 1960-07-15 Azo dyes, their manufacturing processes and applications
US354753A US3301844A (en) 1959-07-17 1964-03-25 Unsymmetrical disazo formazane dyes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH7588259A CH382334A (en) 1959-07-17 1959-07-17 Process for the production of azo dyes

Publications (1)

Publication Number Publication Date
CH382334A true CH382334A (en) 1964-09-30

Family

ID=4534526

Family Applications (1)

Application Number Title Priority Date Filing Date
CH7588259A CH382334A (en) 1959-07-17 1959-07-17 Process for the production of azo dyes

Country Status (2)

Country Link
CH (1) CH382334A (en)
DE (1) DE1153478B (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR930684A (en) * 1945-07-16 1948-02-02 Ciba Geigy Formazyl dyes

Also Published As

Publication number Publication date
DE1153478B (en) 1963-08-29

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