DE264288C - - Google Patents

Info

Publication number
DE264288C
DE264288C DENDAT264288D DE264288DA DE264288C DE 264288 C DE264288 C DE 264288C DE NDAT264288 D DENDAT264288 D DE NDAT264288D DE 264288D A DE264288D A DE 264288DA DE 264288 C DE264288 C DE 264288C
Authority
DE
Germany
Prior art keywords
parts
acetoacetic ester
dyes
preparation
ether sulfonic
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
DENDAT264288D
Other languages
German (de)
English (en)
Publication of DE264288C publication Critical patent/DE264288C/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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/003—Cyclisation of azo dyes; Condensation of azo dyes with formation of ring, e.g. of azopyrazolone dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Paper (AREA)
DENDAT264288D Active DE264288C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE264288C true DE264288C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=521614

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT264288D Active DE264288C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE264288C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Similar Documents

Publication Publication Date Title
DE264288C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE39096C (de) Verfahren zur Darstellung von Azofarbstoffen, indem man die aus 1 Molekül Tetrazodiphenylsalz oder Tetrazoditolylsalz mit 1 Molekül Naphtylaminsulfosäure etc. erhaltenen Zvsischenproducte mit Aminen etc. combinirt
DE677664C (de) Verfahren zur Herstellung von Polyazofarbstoffen
DE51570C (de) Verfahren zur Darstellung direkt färbender Azofarbstoffe aus diamidodiphenylenoxyd
DE692367C (de) Verfahren zur Herstellung von wasserloeslichen Disazofarbstoffen
DE822587C (de) Verfahren zur Herstellung von Trisazofarbstoffen
DE290078C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE99574C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE268188C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE241678C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE178803C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE639669C (de) Verfahren zum Faerben von Leder
DE231109C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE411332C (de) Verfahren zur Darstellung gelbbrauner beizenfaerbender Disazofarbstoffe
DE398792C (de) Verfahren zur Herstellung saurer Azofarbstoffe
DE89910C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE226348C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE113941C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE151204C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE47068C (de) Neuerungen in dem durch die Patente Nr. 40954, 43493 und 45342 geschützten Verfahren zur Darstellung von Farbstoffen aus Tetrazodiphenyl- oder Tetrazoditolylsalzen. (3
DE534931C (de) Verfahren zur Herstellung von Wollfarbstoffen
DE288838C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE94080C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE160674C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE217627C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)