AT308262B - Process for the production of new polyazo dyes - Google Patents

Process for the production of new polyazo dyes

Info

Publication number
AT308262B
AT308262B AT383772A AT383772A AT308262B AT 308262 B AT308262 B AT 308262B AT 383772 A AT383772 A AT 383772A AT 383772 A AT383772 A AT 383772A AT 308262 B AT308262 B AT 308262B
Authority
AT
Austria
Prior art keywords
production
polyazo dyes
new polyazo
new
dyes
Prior art date
Application number
AT383772A
Other languages
German (de)
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of AT308262B publication Critical patent/AT308262B/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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/38—Trisazo dyes ot the type
    • C09B35/44—Trisazo dyes ot the type the component K being a hydroxy amine
    • C09B35/46—Trisazo dyes ot the type the component K being a hydroxy amine the component K being an amino naphthol
    • C09B35/463—D being derived from diaminodiphenyl
    • 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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl
    • C09B35/20—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling compounds of different types

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
AT383772A 1971-05-05 1972-05-03 Process for the production of new polyazo dyes AT308262B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712122166 DE2122166C3 (en) 1971-05-05 1971-05-05 Trisazo dyes, their production and use for dyeing vegetable fibers

Publications (1)

Publication Number Publication Date
AT308262B true AT308262B (en) 1973-06-25

Family

ID=5806901

Family Applications (1)

Application Number Title Priority Date Filing Date
AT383772A AT308262B (en) 1971-05-05 1972-05-03 Process for the production of new polyazo dyes

Country Status (4)

Country Link
AR (1) AR193988A1 (en)
AT (1) AT308262B (en)
BR (1) BR7202778D0 (en)
DE (1) DE2122166C3 (en)

Also Published As

Publication number Publication date
DE2122166A1 (en) 1972-11-16
DE2122166B2 (en) 1977-11-24
BR7202778D0 (en) 1973-06-12
AR193988A1 (en) 1973-06-12
DE2122166C3 (en) 1978-07-13

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee