DE206462C - - Google Patents

Info

Publication number
DE206462C
DE206462C DENDAT206462D DE206462DA DE206462C DE 206462 C DE206462 C DE 206462C DE NDAT206462 D DENDAT206462 D DE NDAT206462D DE 206462D A DE206462D A DE 206462DA DE 206462 C DE206462 C DE 206462C
Authority
DE
Germany
Prior art keywords
compounds
arylido
naphthol
blue
amino
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
DENDAT206462D
Other languages
German (de)
Publication of DE206462C publication Critical patent/DE206462C/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
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/02—Disazo dyes
    • C09B31/08—Disazo dyes from a coupling component "C" containing directive hydroxyl and amino groups

Description

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

Claims (1)

Patent-Anspruch:Patent claim: 4040 4545 5555 Verfahren zur Darstellung von blauen bis violetten sekundären Disazofarbstoffen, darin bestehend, daß man die Diazoverbindungen der ι · 5 - Aminonaphtolsulfosäuren mit einem als mittelständige Komponente geeigneten Amin verbindet, hierauf weiter diazotiert und alsdann mit 2-Amino-5-naphtol-7-sulfosäure bzw. 7,1-disulfosäure oder ihren Arylidoverbindungen kombiniert.Process for the preparation of blue to purple secondary disazo dyes, consisting in that the diazo compounds of ι · 5 - aminonaphthol sulfonic acids connects with an amine suitable as a central component, then further diazotized and then with 2-Amino-5-naphthol-7-sulfonic acid or 7,1-disulfonic acid or their arylido compounds combined.
DENDAT206462D Active DE206462C (en)

Publications (1)

Publication Number Publication Date
DE206462C true DE206462C (en)

Family

ID=468627

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT206462D Active DE206462C (en)

Country Status (1)

Country Link
DE (1) DE206462C (en)

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