ORGANIC LIGHT-EMITTING DEVICE, AND LIGHT-EMITTING MATERIAL AND COMPOUND USED THEREFOR
申请人:KYUSHU UNIVERSITY NATIONAL UNIVERSITY CORPORATION
公开号:US20150105564A1
公开(公告)日:2015-04-16
An organic light-emitting device having a light-emitting layer containing a compound represented by the general formula below has a high light emission efficiency. In the general formula, at least one of R
1
to R
5
represents a cyano group, at least one of R
1
to R
5
represents a 9-carbazolyl group, a 1,2,3,4-tetrahydro-9-carbazolyl group, a 1-indolyl group or a diarylamino group, and the balance of R
1
to R
5
represents a hydrogen atom or a substituent.