The present invention relates to organic electroluminescent devices, the emitting layer thereof containing a blend of a luminescent material having a narrow singlet-triplet gap and a fluorescent emission material having high steric shielding.
申请公布号
EP3117470(A1)
申请公布日期
2017.01.18
申请号
EP20150705914
申请日期
2015.02.18
申请人
Merck Patent GmbH
发明人
STOESSEL, Philipp;PARHAM, Amir Hossain;PFLUMM, Christof;JATSCH, Anja;KAISER, Joachim
