Triphenylene derivatives, in particular for use as triplet matrix materials in organic electroluminescent devices, one of example of which is represented by formula 1. The invention furthermore relates to a process for the preparation of the triphenylene derivatives and to electronic devices comprising the triphenylene derivatives.
ORGANIC ELECTROLUMINESCENT DEVICE
申请人:Merck Patent GmbH
公开号:US20170092875A1
公开(公告)日:2017-03-30
The invention relates to organic electroluminescent devices containing cathodes, anodes and an emitting layer, containing a luminescent organic compound which is at a distance between the lowest triple state (T1) and the first excited single state (S1) of =0.15 eV (TADF-compound), and an organic compound with at least one triphenylene group and/or aza triphenylene group which comprise up to six aza-atoms (TP-compound).