Patent ID: 8647754
Filing Date: 2014-02-11
Classification: C07F,C09B,C09K

Abstract:
1. An organic electroluminescence device, comprising an organic thin film layer formed of one or more layers including at least a light emitting layer and interposed between a cathode and an anode, wherein the light emitting layer comprises at least one dopant and at least one host material, wherein the at least one dopant is an aromatic diamine derivative by itself or as a component of a mixture, and the at least one host material is an anthracene derivative, wherein the aromatic diamine derivative is represented by formula (I): where: R wherein a plurality of R 11 groups, if present, are not bonded to each other and do not form a ring structure, and A and C each represents a substituted or unsubstituted silyl group, and B represents a substituted or unsubstituted alkyl group having 1 to 10 carbon atoms, a, b, c, and d each independently represent an integer of 1 to 5, and when a, b, c, or d represents an integer of 2 to 5, A's, B's, C's, or R and wherein the anthracene derivative is represented by formula (i): where R