Lactam-based pigments and the use thereof in the production of colored plastics or polymeric color particles

The present invention relates to novel pigments of formula (1), wherein R1 is hydrogen or C1-C12alkyl, R2 is hydrogen, -CN, -COO-aryl, -COO-heteroaryl, -CONH-aryl or -CONH-heteroaryl, and R3 is the radical of a heteroaromatic compound of formula or R2 and R3 together form a radical of formula wherei...

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Bibliographische Detailangaben
Hauptverfasser:	BACHER JEAN-PIERRE, ADAM JEAN-MARIE
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS DYES LAKES METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS MORDANTS NATURAL RESINS ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES ORGANIC MACROMOLECULAR COMPOUNDS PAINTS POLISHES THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Beschreibung
Zusammenfassung:	The present invention relates to novel pigments of formula (1), wherein R1 is hydrogen or C1-C12alkyl, R2 is hydrogen, -CN, -COO-aryl, -COO-heteroaryl, -CONH-aryl or -CONH-heteroaryl, and R3 is the radical of a heteroaromatic compound of formula or R2 and R3 together form a radical of formula wherein R4, R5, R6 and R7 are defined herein and to a process for the preparation of those pigments, and to their use in the production of coloured plastics or polymeric colour particles.