ORGANIC ELECTROLUMINESCENT DEVICE HAVING HIGH EFFICIENCY, LOW VOLTAGE, AND HIGH BRIGHTNESS USING HETERO RING COMPOUND

摘要

PURPOSE: An organic electroluminescent device using hetero compound is provided to ensure excellent electric property and charge transport ability.;CONSTITUTION: A hetero ring compound is denoted by chemical formula 1. An organic electroluminescence device comprises a first electrode, second electrode, and organic film between the electrodes. The organic film contains the hetero compound of chemical formula 1. The organic film is a hole injection layer or hole transport layer. The first electrode of the organic electroluminescence device is electrically connected to a source electrode or drain electrode.;COPYRIGHT KIPO 2010