Patent ID: 6921591
Filing Date: 2005-07-26
Classification: C09K,H01L,Y10S

Abstract:
1. A luminescent device comprising at least one organic layer between electrodes, said at least one organic layer comprising at least one compound represented by formula (XIII): wherein Ar 41 represents an arylene group or a divalent heterocyclic group; R 42 represents an aryl group, a heterocyclic group or an aliphatic hydrocarbon group; R 44 , R 45 and R 46 each represent a hydrogen atom or a substitutent group; Z 4 represents atoms forming a 5, 6 or 7-membered ring; m represents 0, 1 or 2; p represents 2 or 3, and two or three combinations made with Ar 41 , R 42 , R 44 , R 45 , R 46 , Z 4 and m are the same or different.