Patent ID: 8877355
Filing Date: 2014-11-04
Classification: C07C,C09K,H01L,H05B,Y10S

Abstract:
1. An organic electroluminescent device comprising on a substrate an anode, a hole transport layer, an organic light-emitting layer, and a cathode, wherein the organic light-emitting layer contains an organic compound having a pyridine ring, a pyrazine ring, or a triazine ring as a partial structure and the hole transport layer contains a monoamine compound represented by the following formula (I): wherein R wherein the monoamine compound has a molecular weight of 400 to 2500, the organic compound further has a N-phenylcarbazole ring as a partial structure, and the monoamine compound has a partial structure represented by the following formula (I-1) and has a glass transition temperature of 90° C. or higher: