Abusively molded article including color stable components

A molded article includes a polycarbonate resin, an ultraviolet (UV) absorbing component, a heat stabilizer component, and a colorant. The molded article, when tested using a 2.5 mm color plaque, includes a color difference delta E* (dE*) of less than about 0.6 following molding under abusive moldin...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Assink, Roland Sebastian, Eggenhuisen, Tamara Marijke, Van De Grampel, Robert Dirk, Broekaart, Eduardus Ludovicus Louisa
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A molded article includes a polycarbonate resin, an ultraviolet (UV) absorbing component, a heat stabilizer component, and a colorant. The molded article, when tested using a 2.5 mm color plaque, includes a color difference delta E* (dE*) of less than about 0.6 following molding under abusive molding conditions as compared to a reference article molded under standard processing conditions. The molded article may include a color difference delta b* (db*) of less than about 0.3 after being molded under the abusive molding conditions as compared to a reference article molded under standard processing conditions. The UV absorbing component may include a benzotriazole compound. Methods for forming a molded article in accordance with the above are also described.