Patent ID: 6406804
Filing Date: 2002-06-18
Classification: C09K,H01L,H05B,Y10S

Abstract:
An organic electroluminescent device comprising two electrodes and a light-emitting layer sandwiched therebetween, wherein;the light-emitting layer has a single-layered structure and comprises: a molecular compound having an electron-transporting unit and a hole-transporting unit bonded to each other via a linking group; and a recombination site-forming substance; wherein said molecular compound is at least one of the following formulae (1) to (14): wherein in formula (4), R1, R2, R3, and R4 may be be the same or different and each represents an alkyl group having from 1 to 10 carbon atoms, an aryl group having from 6 to 20 carbon atoms, an alkyl-substituted aryl group having from 6 to 20 carbon atoms, or an aryloxyaryl group having from 12 to 30 carbon atoms.