FLUORESCENT DIKETOPYRROLOPYRROLES

The present invention relates to fluorescent diketopyrrolopyrrole of the formula I a process for their preparation and their use for the preparation of inks, colorants, pigmented plastics for coatings, non-impact-printing material, color filters, cosmetics, polymeric ink particles, toners, as fluore...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: DAN, NORIHISA, YAMAMOTO, HIROSHI
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:The present invention relates to fluorescent diketopyrrolopyrrole of the formula I a process for their preparation and their use for the preparation of inks, colorants, pigmented plastics for coatings, non-impact-printing material, color filters, cosmetics, polymeric ink particles, toners, as fluorescent tracers, in color changing media, in solid dye lasers and electroluminescent devices. A luminescent device comprising a composition according to the present invention is high in the efficiency of electrical energy utilization and high in luminance.