Polycarbonate resin molding material for optical use

A polycarbonate resin molding material for optical use which is pellets formed from a polycarbonate resin and having a bulk density of 0.72 kg/l or more and an optical disk substrate formed therefrom. According to the present invention, use of the above pellets makes it possible to obtain an optical...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Izumi, Fumi, Kawano, Shinzi
Format: Patent
Sprache:eng
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