Polystyrene Backbone Polymers Consisting of Alkyl-Substituted Triazine Side Groups for Phosphorescent OLEDs

<table>Electroluminescence spectra of OLEDs using different electron-transporting polymers (<b>9a/b</b>–<b>12a/b</b>) in the emitting blend.</table>

Advances in Materials Science and Engineering

Figure 16: Polystyrene Backbone Polymers Consisting of Alkyl-Substituted Triazine Side Groups for Phosphorescent OLEDs 