DE260507C - - Google Patents

Info

Publication number
DE260507C
DE260507C DENDAT260507D DE260507DA DE260507C DE 260507 C DE260507 C DE 260507C DE NDAT260507 D DENDAT260507 D DE NDAT260507D DE 260507D A DE260507D A DE 260507DA DE 260507 C DE260507 C DE 260507C
Authority
DE
Germany
Prior art keywords
diazotized
dynaphtylamin
nitroanilines
aftertreated
dioxy
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DENDAT260507D
Other languages
German (de)
Publication of DE260507C publication Critical patent/DE260507C/de
Active legal-status Critical Current

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
    • C09B33/18—Trisazo or higher polyazo dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)

Description

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICHSDRUCKEREI.

Claims (1)

Patent-Anspruch :Patent claim: Verfahren zur Erzeugung von violetten bis blauen Färbungen auf der Faser, darin bestehend, daß man die Baumwolle, welche mit Farbstoffen aus einem Molekül 2-2'-Dynaphtylamin-5 · 5'-dioxy-7· 7'-disulfosäure und einem oder zwei gleichen oder verschiedenen Molekülen von diazotierten Aminoazoverbindungen, die keine Amino- oder Hydroxylgruppen enthalten, vorbehandelt ist, mit diazotierten Nitranilinen nachbehandelt.Process for producing purple to blue colorations on the fiber, therein consisting that the cotton, which with dyes from one molecule of 2-2'-Dynaphtylamin-5 · 5'-dioxy-7 · 7'-disulfonic acid and one or two identical or different molecules of diazotized Aminoazo compounds that do not contain any amino or hydroxyl groups, pretreated is aftertreated with diazotized nitroanilines.
DENDAT260507D Active DE260507C (en)

Publications (1)

Publication Number Publication Date
DE260507C true DE260507C (en)

Family

ID=518144

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT260507D Active DE260507C (en)

Country Status (1)

Country Link
DE (1) DE260507C (en)

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