Light emitting device material and light emitting device
申请人:Nakano Yohei
公开号:US08916275B2
公开(公告)日:2014-12-23
Disclosed is an organic electroluminescent element which has achieved both high luminous efficiency and low driving voltage by containing a light-emitting element material, which comprises a specific pyrene compound, in one of the layers that constitute the light-emitting element, preferably in a light-emitting layer or in an electron-transporting layer. The pyrene compound may have the following general formula:
LIGHT EMITTING DEVICE MATERIAL AND LIGHT EMITTING DEVICE
申请人:Nakano Yohei
公开号:US20120001161A1
公开(公告)日:2012-01-05
Disclosed is an organic electroluminescent element which has achieved both high luminous efficiency and low driving voltage by containing a light-emitting element material, which comprises a specific pyrene compound, in one of the layers that constitute the light-emitting element, preferably in a light-emitting layer or in an electron-transporting layer.