HETEROCYCLIC COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVICES USING THE SAME

摘要

The present invention discloses a novel heterocyclic compound of Formula (1) and an organic electroluminescent device using the same, in which variables are as described herein. The heterocyclic compound of Formula (1) is present in the emitting layer as a light emitting host in combination with a dopant and another host, in the organic electroluminescent device and high luminous efficiency and low driving voltage are achieved.;

主权项

1. A heterocyclic compound represented by the following Formula (1): wherein X represents a heteroatom; L1 represents a C6-C30arylene; Ar1 represents a substituted or unsubstituted C6-C15aryl; and Ar2 represents a substituted or unsubstituted C6-C15aryl; or Ar2, N and L1 are taken together to form a substituted or unsubstituted carbazole moiety, wherein at least one of Ar1 and Ar2 possesses an aromatic hydrocarbon moiety having 10 to 15 atoms by allowing each of Ar1 and Ar2 to be substituted with from 0 to 3 substituents independently selected from the group consisting of C1-C30alkyl, C6-C9aryl and di-(C6-C9)arylamino.