CH339305A - Process for the preparation of disazo dyes - Google Patents

Process for the preparation of disazo dyes

Info

Publication number
CH339305A
CH339305A CH339305DA CH339305A CH 339305 A CH339305 A CH 339305A CH 339305D A CH339305D A CH 339305DA CH 339305 A CH339305 A CH 339305A
Authority
CH
Switzerland
Prior art keywords
preparation
disazo dyes
disazo
dyes
Prior art date
Application number
Other languages
German (de)
Inventor
Walter Dr Anderau
Original Assignee
Ciba Geigy
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 Ciba Geigy filed Critical Ciba Geigy
Publication of CH339305A publication Critical patent/CH339305A/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
    • C09B62/00—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves
    • C09B62/44—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group not directly attached to a heterocyclic ring
    • C09B62/78—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group not directly attached to a heterocyclic ring with other reactive groups
    • C09B62/82—Azo dyes
    • C09B62/83—Disazo or polyazo dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
CH339305D 1955-08-03 1955-08-03 Process for the preparation of disazo dyes CH339305A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1155001X 1955-08-03

Publications (1)

Publication Number Publication Date
CH339305A true CH339305A (en) 1959-06-30

Family

ID=4560367

Family Applications (1)

Application Number Title Priority Date Filing Date
CH339305D CH339305A (en) 1955-08-03 1955-08-03 Process for the preparation of disazo dyes

Country Status (2)

Country Link
CH (1) CH339305A (en)
FR (1) FR1155001A (en)

Also Published As

Publication number Publication date
FR1155001A (en) 1958-04-21

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