Pyrimidine spirobifluorene oligomer for organic light-emitting device
申请人:——
公开号:US20040147742A1
公开(公告)日:2004-07-29
A fluorene-based pyrimidine-containing conjugated oligomer applied in six different layers in an OLED, respectively, used as an electron-transport emitting layer, an emitting layer, a host in the emitting layer, the ETL, a host in the electron-transport emitting layer, and a hole-blocking layer to upgrade light-emitting efficiency and regulate emitting color of the OLED.