HETEROCYLIC COMPOUND AND LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE HETEROCYCLIC COMPOUND
申请人:Samsung Display Co., Ltd.
公开号:US20220340602A1
公开(公告)日:2022-10-27
A light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer between the first electrode and the second electrode and including an emission layer, wherein the interlayer includes a heterocyclic compound of Formula 1:
A
1
B
1
]
n1
Formula 1
wherein, in Formula 1, the variables are defined herein.
ORGANIC ELECTROLUMINESCENCE DEVICE AND FUSED POLYCYCLIC COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE
申请人:Samsung Display Co., Ltd.
公开号:US20210013423A1
公开(公告)日:2021-01-14
An organic electroluminescence device of the present embodiments includes oppositely disposed first electrode and second electrode, and a plurality of organic layers disposed between the first electrode and the second electrode, wherein at least one among the plurality of organic layers includes a fused polycyclic compound represented by Formula 1 below, thereby showing improved emission efficiency:
HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
申请人:Samsung Display Co., Ltd.
公开号:US20210159412A1
公开(公告)日:2021-05-27
An organic light-emitting device includes a heterocyclic compound represented by Formula 1, wherein A
11
is a group represented by one of Formulae 10A to 10D:
The organic light-emitting device including the heterocyclic compound may have improved efficiency and/or lifespan characteristics.
[EN] COMPOUND FOR ORGANIC ELECTROLUMINESCENT DEVICE AND ORGANIC ELECTROLUMINESCENT DEVICE INCLUDING THE SAME<br/>[FR] COMPOSÉ POUR DISPOSITIF ÉLECTROLUMINESCENT ORGANIQUE ET DISPOSITIF ÉLECTROLUMINESCENT ORGANIQUE CONTENANT CE COMPOSÉ
申请人:SK CHEMICALS CO LTD
公开号:WO2014021569A1
公开(公告)日:2014-02-06
This invention relates to a compound for an organic electroluminescent device and to an organic electroluminescent device including the same. This compound for an organic electroluminescent device has high thermal stability, high triplet energy and hole transport capability, and the organic electroluminescent device including the same is improved in thermal stability and light emission efficiency. When this compound is used as a hole transport layer material, a triplet exciton of a phosphorescent light emitting material is confined, thus improving efficiency of the organic electroluminescent device.