CS189705B2 - Method of preparing azo dyes - Google Patents

Method of preparing azo dyes

Info

Publication number
CS189705B2
CS189705B2 CS248975A CS248975A CS189705B2 CS 189705 B2 CS189705 B2 CS 189705B2 CS 248975 A CS248975 A CS 248975A CS 248975 A CS248975 A CS 248975A CS 189705 B2 CS189705 B2 CS 189705B2
Authority
CS
Czechoslovakia
Prior art keywords
azo dyes
preparing azo
preparing
dyes
azo
Prior art date
Application number
CS248975A
Other languages
Czech (cs)
Inventor
Gert Hegar
Original Assignee
Ciba Geigy 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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of CS189705B2 publication Critical patent/CS189705B2/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
    • C09B62/02—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group directly attached to a heterocyclic ring
    • C09B62/022—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group directly attached to a heterocyclic ring the heterocyclic ring being alternatively specified
    • C09B62/026—Azo dyes
    • C09B62/03—Disazo or polyazo dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CS248975A 1974-04-10 1975-04-10 Method of preparing azo dyes CS189705B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH506874A CH606343A5 (en) 1974-04-10 1974-04-10

Publications (1)

Publication Number Publication Date
CS189705B2 true CS189705B2 (en) 1979-04-30

Family

ID=4287396

Family Applications (1)

Application Number Title Priority Date Filing Date
CS248975A CS189705B2 (en) 1974-04-10 1975-04-10 Method of preparing azo dyes

Country Status (7)

Country Link
JP (1) JPS5833261B2 (en)
BE (1) BE827712A (en)
CH (1) CH606343A5 (en)
CS (1) CS189705B2 (en)
DE (1) DE2515137A1 (en)
FR (1) FR2267348B1 (en)
GB (1) GB1508461A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61245400A (en) * 1985-04-19 1986-10-31 三洋電機株式会社 Image recording paper
DE4329420A1 (en) * 1993-09-01 1995-03-02 Bayer Ag Azo reactive dyes
DE19539076A1 (en) * 1995-10-20 1997-04-24 Bayer Ag Disazoreactive dyes
US5998591A (en) * 1997-05-22 1999-12-07 Sumitomo Chemical Company, Limited Fiber-reactive bisazo compound

Also Published As

Publication number Publication date
FR2267348B1 (en) 1979-04-27
CH606343A5 (en) 1978-10-31
BE827712A (en) 1975-10-09
GB1508461A (en) 1978-04-26
JPS50139125A (en) 1975-11-06
FR2267348A1 (en) 1975-11-07
JPS5833261B2 (en) 1983-07-19
DE2515137A1 (en) 1975-10-30

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