Kenyon & Kenyon LLP
Electroluminescent efficiency
An organic light emitting device is provided. The device has an anode, a cathode, and an emissive layer disposed between the anode and the cathode. The emissive layer further includes a molecule of Formula I (shown below) wherein an alkyl substituent at position R′5, which is an alkyl substituent, results in high efficiency and operational stability in the organic light emitting device.
Universal Display Corporation
C C C C C C H C C H Y C C H
C07F C09K C07F C07F C09K C09K H01L C09K C09K H01L Y10S C09K C07F H05B
inventional inventional inventional inventional additional additional inventional additional additional additional additional additional inventional inventional
Xiao-Chang David Bin William Raymond
Li Knowles Ma Ceyrolles Kwong