ES481876A1 - Procedimiento para la preparacion de pigmentos bis-metinicos. - Google Patents

Procedimiento para la preparacion de pigmentos bis-metinicos.

Info

Publication number
ES481876A1
ES481876A1 ES481876A ES481876A ES481876A1 ES 481876 A1 ES481876 A1 ES 481876A1 ES 481876 A ES481876 A ES 481876A ES 481876 A ES481876 A ES 481876A ES 481876 A1 ES481876 A1 ES 481876A1
Authority
ES
Spain
Prior art keywords
benzene
methoxy
dimethoxy
preparations
pyrazole
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
ES481876A
Other languages
English (en)
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.)
Montedison SpA
Original Assignee
Montedison SpA
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 Montedison SpA filed Critical Montedison SpA
Publication of ES481876A1 publication Critical patent/ES481876A1/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
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/14—Styryl dyes
    • C09B23/143—Styryl dyes the ethylene chain carrying a COOH or a functionally modified derivative, e.g.-CN, -COR, -COOR, -CON=, C6H5-CH=C-CN
    • 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
    • C09B56/00—Azo dyes containing other chromophoric systems
    • C09B56/08—Styryl-azo dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Coloring (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Paints Or Removers (AREA)

Abstract

Procedimiento para la preparación de pigmentos bis-metínicos, de la fórmula general **(Fórmula)** en donde; A representa un grupo fenílico, defenílico, naftílico, antracénico, asimismo sustituidos por grupos elegidos entre halógenos, grupos de alquilo y alcoxilo con 4 átomos de carbono a lo sumo; B representa un grupo fenílico, naftílico, antraquinónico, heterociclico, elegido, de preferencia entre bonzotiazol, pirazol, piridina, isoindazol, bencimidazolona asimismo substituidos por grupos elegidos entre hidroxilo, halógenos, grupos alquílicos y alcoxílicos con 4 átomos de carbono a lo sumo, grupos carboxílicos, carbamoílicos, benzamídicos, acilamínicos, benzoilamínicos, deialquilaminicos que tienen en el grupo alquílico 4 átomos de carbono a lo sumo; grupos ureídicos, tioureídicos, arilazo, a su vez sustituidos en el grupo arílico por grupos de alquilo, alcoxilo, con 4 átomos de carbono a lo sumo, halógenos, caracterizado porque comprende condensar un compuesto de la formula (II): **(Fórmula)** con un dialdehido de la fórmula (III): OHC-A-CHO en donde A y B tienen el significado expuesto antes en un disolvente orgánico y en presencia de un catalizador orgánico básico, a una temperatura comprendida entre alrededor de 50º y 180ºC.
ES481876A 1978-06-26 1979-06-25 Procedimiento para la preparacion de pigmentos bis-metinicos. Expired ES481876A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24947/78A IT1097280B (it) 1978-06-26 1978-06-26 Pigmenti bismetinici

Publications (1)

Publication Number Publication Date
ES481876A1 true ES481876A1 (es) 1980-07-01

Family

ID=11215230

Family Applications (1)

Application Number Title Priority Date Filing Date
ES481876A Expired ES481876A1 (es) 1978-06-26 1979-06-25 Procedimiento para la preparacion de pigmentos bis-metinicos.

Country Status (10)

Country Link
US (1) US4285863A (es)
JP (1) JPS559692A (es)
BE (1) BE877284A (es)
CA (1) CA1121344A (es)
DE (1) DE2925136A1 (es)
ES (1) ES481876A1 (es)
FR (1) FR2429812A1 (es)
GB (1) GB2024839A (es)
IT (1) IT1097280B (es)
NL (1) NL7904851A (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57114131A (en) * 1981-01-07 1982-07-15 Toshiba Corp Transmission type screen
US5021090A (en) * 1989-05-23 1991-06-04 Sun Chemical Corporation Water-based diarylide pigment compositions
US4946509A (en) * 1989-05-23 1990-08-07 Sun Chemical Corporation Diarylide pigment compositions
GB9520092D0 (en) * 1995-10-02 1995-12-06 Hoechst Roussel Ltd Chemical compounds

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3069456A (en) * 1959-01-27 1962-12-18 Gen Aniline & Film Corp Bis-alpha-cyanocinnamic acid esters
US3257393A (en) * 1962-08-20 1966-06-21 Du Pont Substantive, water-soluble methine dyes
US3257394A (en) * 1962-08-20 1966-06-21 Du Pont Substantive methine dyes
US3386491A (en) * 1964-10-19 1968-06-04 Eastman Kodak Co Cyanomethylidene tetrahydroquinoline compounds
BE754380A (fr) * 1969-08-05 1971-02-04 Ciba Geigy Nouveaux colorants azoiques, leur procede de preparation et leur emplo
DE2059291A1 (de) * 1970-12-02 1972-06-08 Basf Ag Styrylfarbstoffe

Also Published As

Publication number Publication date
DE2925136A1 (de) 1980-01-10
US4285863A (en) 1981-08-25
JPS559692A (en) 1980-01-23
IT7824947A0 (it) 1978-06-26
BE877284A (fr) 1979-12-27
GB2024839A (en) 1980-01-16
IT1097280B (it) 1985-08-31
NL7904851A (nl) 1979-12-28
FR2429812A1 (fr) 1980-01-25
CA1121344A (en) 1982-04-06

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