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DE79780C - - Google Patents

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Publication number
DE79780C
DE79780C DENDAT79780D DE79780DA DE79780C DE 79780 C DE79780 C DE 79780C DE NDAT79780 D DENDAT79780 D DE NDAT79780D DE 79780D A DE79780D A DE 79780DA DE 79780 C DE79780 C DE 79780C
Authority
DE
Germany
Prior art keywords
dioxynaphthalene
tetrazoverbindungen
naphtylendiamindisulfosäure
combinirt
moles
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
DENDAT79780D
Other languages
German (de)
Publication of DE79780C publication Critical patent/DE79780C/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
    • 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
    • C09B35/10—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type
    • C09B35/12—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type from amines

Landscapes

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

Description

2. Ausführiingsformen des in Anspruch 1. gekennzeichneten Verfahrens, darin bestehend, dafs die Tetrazoverbindungen von Benzidin, Tolidin oder Dianisidin mit 2 Mol. ßa ß4-Naphtylendiamindisulfosäure in saurer oder alkalischer Lösung combinirt werden.2. Ausführiingsformen the method characterized in claim 1, consisting in, that the Tetrazoverbindungen of benzidine, tolidine or dianisidine with 2 moles. Combinirt be a ß ß 4 -Naphtylendiamindisulfosäure in acidic or alkaline solution.

BERLIN. GEDRUCKT IN DER REICHSDRUCKEBEIBERLIN. PRINTED IN THE REICHSDRUCKEBEI

Claims (1)

Patent-Ansprüche:Patent Claims: ι. Verfahren zur Darstellung substantiver Disazofarbstoffe, darin bestehend, dafs man die Tetrazoverbindungen von ρ-Diaminen in saurer oder alkalischer Lösung mit 2 Mol. derjenigen ß1 ß4-Naphtylendiamindisulfosäure combinirt, welche durch Einwirkung von Ammoniak auf die durch Sulfuriren des ß, ß4-Dioxynaphtalins erhaltene Dioxynaphtalindisulfosäure entsteht.ι. . A method for displaying substantive disazo dyes, consisting, that is the Tetrazoverbindungen of ρ-diamines in acidic or alkaline solution with 2 moles of those ß 1 ß 4 -Naphtylendiamindisulfosäure combinirt which by the action of ammonia to the by Sulfuriren of ß, ß 4 - Dioxynaphthalene disulfonic acid obtained from dioxynaphthalene is formed.
DENDAT79780D Active DE79780C (en)

Publications (1)

Publication Number Publication Date
DE79780C true DE79780C (en)

Family

ID=352391

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT79780D Active DE79780C (en)

Country Status (1)

Country Link
DE (1) DE79780C (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2868709A1 (en) 2013-10-29 2015-05-06 DyStar Colours Distribution GmbH Metal free acid dyes, process for the production thereof and their use
US9725597B2 (en) 2013-10-29 2017-08-08 Dystar Colours Distribution Gmbh Acid dyes, process for the production thereof and their use
US9745474B2 (en) 2013-10-29 2017-08-29 Dystar Colours Distribution Gmbh Acid dyes, process for the production thereof and their use

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2868709A1 (en) 2013-10-29 2015-05-06 DyStar Colours Distribution GmbH Metal free acid dyes, process for the production thereof and their use
US9650516B2 (en) 2013-10-29 2017-05-16 Dystar Colours Distribution Gmbh Acid dyes, process for the production thereof and their use
US9725597B2 (en) 2013-10-29 2017-08-08 Dystar Colours Distribution Gmbh Acid dyes, process for the production thereof and their use
US9745474B2 (en) 2013-10-29 2017-08-29 Dystar Colours Distribution Gmbh Acid dyes, process for the production thereof and their use

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