NOVEL ORGANIC COMPOUND, LIGHT-EMITTING DEVICE, AND IMAGE DISPLAY APPARATUS
申请人:Kamatani Jun
公开号:US20100270914A1
公开(公告)日:2010-10-28
An organic compound is an acenaphtho[1,2-k]benzo[e]acephenanthrene derivative represented by general formula (1):
where R
1
and R
2
are each independently selected from a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted amino group, a substituted or unsubstituted aryl group, and a substituted or unsubstituted heterocyclic group.
ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC DEVICE
申请人:IDEMITSU KOSAN CO., LTD.
公开号:US20190245152A1
公开(公告)日:2019-08-08
An organic electroluminescence device includes an anode, an emitting layer, and a cathode. The emitting layer contains a first compound, a second compound, and a third compound, the first compound being a fluorescent compound, the second compound being a delayed fluorescent compound, the third compound being a compound represented by a formula (3). A singlet energy S
1
(M1) of the first compound, a singlet energy S
1
(M2) of the second compound, and a singlet energy S
1
(M3) of the third compound satisfy a relationship of a Numerical Formula 1. In the formula (3), X
1
to X
14
each independently represent a nitrogen atom or CR
80
. XA is NR
95
, a sulfur atom or an oxygen atom.