CH378441A - Process for the production of azo dyes - Google Patents

Process for the production of azo dyes

Info

Publication number
CH378441A
CH378441A CH7307359A CH7307359A CH378441A CH 378441 A CH378441 A CH 378441A CH 7307359 A CH7307359 A CH 7307359A CH 7307359 A CH7307359 A CH 7307359A CH 378441 A CH378441 A CH 378441A
Authority
CH
Switzerland
Prior art keywords
production
azo dyes
azo
dyes
Prior art date
Application number
CH7307359A
Other languages
German (de)
Inventor
Wilhelm Jun Dr Kraus
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 CH7307359A priority Critical patent/CH378441A/en
Priority to GB1638560A priority patent/GB956455A/en
Publication of CH378441A publication Critical patent/CH378441A/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
    • 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
    • C09B62/018—Formazane dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH7307359A 1959-05-09 1959-05-09 Process for the production of azo dyes CH378441A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH7307359A CH378441A (en) 1959-05-09 1959-05-09 Process for the production of azo dyes
GB1638560A GB956455A (en) 1959-05-09 1960-05-09 Formazane dyestuffs, their production and use

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH7307359A CH378441A (en) 1959-05-09 1959-05-09 Process for the production of azo dyes

Publications (1)

Publication Number Publication Date
CH378441A true CH378441A (en) 1964-06-15

Family

ID=4532338

Family Applications (1)

Application Number Title Priority Date Filing Date
CH7307359A CH378441A (en) 1959-05-09 1959-05-09 Process for the production of azo dyes

Country Status (2)

Country Link
CH (1) CH378441A (en)
GB (1) GB956455A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3843135A1 (en) * 1988-12-22 1990-06-28 Hoechst Ag COPPER COMPLEX-FORMAZAN COMPOUNDS, METHOD FOR THE PRODUCTION THEREOF AND THEIR USE AS DYES

Also Published As

Publication number Publication date
GB956455A (en) 1964-04-29

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