Organic materials containing dibenzofuran or aza-dibenzofuran moiety are disclosed in this application. These materials are expected to improve OLED device performance.
LUMINESCENT COMPOUND AND ELECTROLUMINESCENT DEVICE EXHIBITING THERMALLY ACTIVATED DELAYED FLUORESCENCE
申请人:Samsung Electronics, Co. Ltd.
公开号:US20160168162A1
公开(公告)日:2016-06-16
A chemical compound is provided having a structure that includes at least one donor moiety covalently bonded to at least one acceptor moiety. For example, the compound may include an indolocarbazole moiety covalently bonded to at least one furylpyridine moiety. The compound may exhibit thermally activated delayed fluorescence and an accompanying ΔE
ST
of no greater than about 0.25 eV. The compound finds use in OLED display technology.