申请人:Showa Denko K.K.
公开号:EP2249410A1
公开(公告)日:2010-11-10
Organic electroluminescence devices of the invention have excellent luminous efficiency and durability. Uses of the devices are also disclosed.
The organic electroluminescence device includes a pair of electrodes and one or more organic layers including an emitting layer between the pair of electrodes, wherein one of the organic layer(s) includes a hole transporting compound having 2 to 10 arylamine structures in the molecule, an electron transporting compound having a structure of Formula (a) below and an emitting compound.
本发明的有机电致发光器件具有出色的发光效率和耐用性。本发明还公开了该装置的用途。
有机电致发光器件包括一对电极和一个或多个有机层,其中一个或多个有机层包括一对电极之间的发光层,其中一个或多个有机层包括分子中具有 2 至 10 个芳基胺结构的空穴传输化合物、具有下式(a)结构的电子传输化合物和发光化合物。