DE246920C - - Google Patents

Info

Publication number
DE246920C
DE246920C DENDAT246920D DE246920DA DE246920C DE 246920 C DE246920 C DE 246920C DE NDAT246920 D DENDAT246920 D DE NDAT246920D DE 246920D A DE246920D A DE 246920DA DE 246920 C DE246920 C DE 246920C
Authority
DE
Germany
Prior art keywords
colorations
diazotized
sulfaminobenzoyl
dinaphthylamine
aminonaphthol
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
DENDAT246920D
Other languages
German (de)
Publication of DE246920C publication Critical patent/DE246920C/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 roten bis violetten waschechten Färbungen auf der Faser, darin bestehend, daß man die Baumwolle mit Mono- oder Disazofarbstoffen, welche durch Kuppeln der diazotierten Amino- oder Sulfaminobenzoyl-2 · 5-aminonaphtol-7-sulfosäuren oder ihrer im Benzolkern substituierten Derivate mit der 5 · 5'-Dioxy-2 · 2'-dinaphtylamin-7 · 7'-disulfosäure erhältlich sind, vorbehandelt und die Färbungen mit diazotierten Nitranilinen entwickelt. Process for the production of red to purple washfast colorations on the Fiber, consisting in that the cotton with mono- or disazo dyes, which by coupling the diazotized Amino- or sulfaminobenzoyl-2 · 5-aminonaphthol-7-sulfonic acids or their derivatives substituted in the benzene nucleus with 5 · 5'-dioxy-2 · 2'-dinaphthylamine-7 · 7'-disulfonic acid are available, pretreated and the colorations developed with diazotized nitroanilines.
DENDAT246920D Active DE246920C (en)

Publications (1)

Publication Number Publication Date
DE246920C true DE246920C (en)

Family

ID=505755

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT246920D Active DE246920C (en)

Country Status (1)

Country Link
DE (1) DE246920C (en)

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