TRIPHENYLENE-BASED FUSED BISCARBAZOLE DERIVATIVE AND USE THEREOF
申请人:YEN FENG-WEN
公开号:US20160380207A1
公开(公告)日:2016-12-29
The present invention discloses an triphenylene-based fused biscarbazole derivative is represented by the following formula(1) or formula(2), the organic EL device employing the derivative as light emitting host of emitting layer can display good performance like as lower driving voltage and power consumption, increasing efficiency and half-life time.
wherein G
1
, G
2
, L
1
, L
2
, X
1
to X
8
, m, and R
1
to R
3
are the same definition as described in the present invention.
US4252716A
申请人:——
公开号:US4252716A
公开(公告)日:1981-02-24
v. Braun; Ritter, Chemische Berichte, 1922, vol. 55, p. 3795