ES8205254A1 - Procedimiento para la obtencion de soluciones concentradas de colorantes poliazoicos cationicos - Google Patents

Procedimiento para la obtencion de soluciones concentradas de colorantes poliazoicos cationicos

Info

Publication number
ES8205254A1
ES8205254A1 ES503647A ES503647A ES8205254A1 ES 8205254 A1 ES8205254 A1 ES 8205254A1 ES 503647 A ES503647 A ES 503647A ES 503647 A ES503647 A ES 503647A ES 8205254 A1 ES8205254 A1 ES 8205254A1
Authority
ES
Spain
Prior art keywords
alkoxy
image
mol
formula
hydroxyl
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.)
Expired
Application number
ES503647A
Other languages
English (en)
Other versions
ES503647A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Bayer AG filed Critical Bayer AG
Publication of ES503647A0 publication Critical patent/ES503647A0/es
Publication of ES8205254A1 publication Critical patent/ES8205254A1/es
Expired 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
    • C09B41/00—Special methods of performing the coupling reaction
    • C09B41/006—Special methods of performing the coupling reaction characterised by process features
    • C09B41/009—Diazotising and coupling in one step
    • 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
    • C09B37/00—Azo dyes prepared by coupling the diazotised amine with itself
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S534/00—Organic compounds -- part of the class 532-570 series
    • Y10S534/01—Mixtures of azo compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Coloring (AREA)
  • Paper (AREA)

Abstract

PROCEDIMIENTO PARA LA OBTENCION DE DISOLUCIONES CONCENTRADAS DE COLORANTES POLIZAOICOS CATIONICOS, Y SUS PRODUCTOS DE COPULACION CON MONOAMINAS AROMATICAS, DE FORMULA (I), EN LA QUE R ES HIDROGENO O METILO Y R1 ES ALQUILO EVENTUALMENTE SUSTITUIDO. CONSISTE EN DISOLVER DIAMINOBENCENOS DE FORMULA (II), EVENTUALMENTE MEZCLADOS CON HASTA 30 POR 100 EN MOLES DE MONOAMINAS AROMATICAS DE FORMULA (III), EN ACIDOS CARBOXILICOS ALIFATICOS C2-4, QUE PUEDEN ESTAR SUSTITUIDOS POR HALOGENO, HIDROXI O ALCOXI, Y HACER REACCIONAR LA DISOLUCION CON 0,5 A 0,75 MOLES DE UNA SAL O DE UN ESTER DE ACIDO NITROSO POR MOL DE DIAMINA; FORMULAS EN LAS QUE R ES EL MISMO QUE EN LA FORMULA (I), R2 PUEDE SER UNO DE VARIOS TIPOS DE RADICALES Y "N" VALE DE 1 A 3.
ES503647A 1980-07-05 1981-07-03 Procedimiento para la obtencion de soluciones concentradas de colorantes poliazoicos cationicos Expired ES8205254A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803025557 DE3025557A1 (de) 1980-07-05 1980-07-05 Loesung kationischer polyazofarbstoffe

Publications (2)

Publication Number Publication Date
ES503647A0 ES503647A0 (es) 1982-06-01
ES8205254A1 true ES8205254A1 (es) 1982-06-01

Family

ID=6106511

Family Applications (1)

Application Number Title Priority Date Filing Date
ES503647A Expired ES8205254A1 (es) 1980-07-05 1981-07-03 Procedimiento para la obtencion de soluciones concentradas de colorantes poliazoicos cationicos

Country Status (6)

Country Link
US (1) US4400321A (es)
EP (1) EP0045840B1 (es)
JP (1) JPS5744668A (es)
BR (1) BR8104262A (es)
DE (2) DE3025557A1 (es)
ES (1) ES8205254A1 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3303512A1 (de) * 1983-02-03 1984-08-09 Bayer Ag, 5090 Leverkusen Kationische polyazofarbstoffe, ihre stabilen loesungen, ihre herstellung und ihre verwendung
US4923972A (en) * 1987-04-23 1990-05-08 Basf Aktiengesellschaft Preparation of liquid formulations of basic azo dyes in carboxylic acid solution and subsequent heating
EP0341325B1 (de) * 1988-05-07 1991-12-11 BASF Aktiengesellschaft Verfahren zur Herstellung von Flüssigeinstellungen basischer Azofarbstoffe
GB9514386D0 (en) * 1995-07-13 1995-09-13 Zeneca Ltd Stabilised dye composition
JP3247941B2 (ja) 1997-10-31 2002-01-21 日本鋼管株式会社 スライディングノズル用プレート
ATE345369T1 (de) * 2002-11-28 2006-12-15 Basf Ag Verfahren zur herstellung einer flüssigformulierung von salzen sulfonsaurer azofarbstoffe
DE102004025443A1 (de) * 2004-05-19 2005-12-08 Basf Ag Verfahren zur Herstellung einer Flüssigformulierung von Salzen sulfonsaurer Azofarbstoffe
DE102004025444A1 (de) * 2004-05-19 2005-12-15 Basf Ag Verfahren zur Herstellung von Flüssigeinstellungen basischer Azofarbstoffe

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2022606A (en) * 1934-06-08 1935-11-26 Du Pont Brown disazo dyes
FR1355911A (fr) * 1962-03-29 1964-03-20 Basf Ag Solutions hautement concentrées de colorants basiques, d'une bonne stabilité
US3941768A (en) * 1968-05-30 1976-03-02 Ciba-Geigy Ag One step diazotization coupling process
US3793305A (en) * 1970-09-14 1974-02-19 Du Pont One-step process of preparing azo dyes by simultaneous diazotization
DE2209478C3 (de) * 1972-02-29 1975-04-10 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von konzentrierten Lösungen metallfreier anionischer sulfonsäuregruppenhaltiger Azofarbstoffe
DE3011235A1 (de) * 1980-03-22 1981-10-01 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von fluessigeinstellungen basischer azofarbstoffe

Also Published As

Publication number Publication date
ES503647A0 (es) 1982-06-01
EP0045840A1 (de) 1982-02-17
EP0045840B1 (de) 1983-09-21
BR8104262A (pt) 1982-03-23
DE3025557A1 (de) 1982-02-04
JPS5744668A (en) 1982-03-13
DE3160953D1 (en) 1983-10-27
US4400321A (en) 1983-08-23

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