PROCESS FOR PREPARATION OF FLUORAN COMPOUND

PURPOSE:High quality fluoran compound, useful as materials for carbonless duplicating paper, carbonless duplicating recording charts, heat-sensitive duplicating paper, etc., is prepared without producing Rhodamine type impurities.

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Bibliographische Detailangaben
Hauptverfasser: TSUNEMITSU KATSUHIKO, KAWAI HAJIME
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:PURPOSE:High quality fluoran compound, useful as materials for carbonless duplicating paper, carbonless duplicating recording charts, heat-sensitive duplicating paper, etc., is prepared without producing Rhodamine type impurities.