POLYCYCLIC AROMATIC DERIVATIVE COMPOUND AND ORGANIC LIGHT-EMITTING ELEMENT USING THE SAME
摘要:
The present invention relates to a polycyclic aromatic derivative compound that can be used in a variety of organic material layers in an organic light-emitting element, and an organic light-emitting element comprising the polycyclic aromatic derivative compound, the highly efficient and long-life organic light-emitting element having significantly improved light-emitting efficiency by employing the polycyclic aromatic compound as a dopant compound in a light-emitting layer, and an anthracene derivative having a particular structure as a host compound.
Disclosed is an organic electroluminescent device that employs a compound represented by Formula A-1 or A-2:
and a compound represented by Formula B:
The organic electroluminescent device has excellent luminescent properties such as high color purity and long lifetime.
POLYCYCLIC AROMATIC COMPOUNDS AND ORGANIC ELECTROLUMINESCENT DEVICES USING THE SAME
申请人:SFC CO., LTD.
公开号:US20200172558A1
公开(公告)日:2020-06-04
Disclosed are polycyclic aromatic compounds that can be employed in various organic layers of organic electroluminescent devices. Also disclosed are organic electroluminescent devices including the polycyclic aromatic compounds. The organic electroluminescent devices are highly efficient and long lasting and have greatly improved luminous efficiency.
ORGANIC LIGHT EMITTING DIODE INCLUDING BORON COMPOUNDS
申请人:SFC Co., Ltd.
公开号:EP3792989A1
公开(公告)日:2021-03-17
Disclosed herein is an organic light emitting diode comprising a compound represented by Chemical Formula A or B and an anthracene derivative represented by Chemical Formula H. Here, Chemical Formulas A, B, and H are as described in the specification.
本文公开了一种有机发光二极管,它由化学式 A 或 B 所代表的化合物和化学式 H 所代表的蒽衍生物组成。
ORGANIC LIGHT EMITTING COMPOUND AND ORGANIC LIGHT EMITTING DEVICE
申请人:SFC Co., Ltd.
公开号:EP3998321A1
公开(公告)日:2022-05-18
The present invention relates to the following polycyclic aromatic derivative organic light emitting compound, and an organic light emitting device employing same as a dopant compound of a device light emitting layer. The organic light emitting device according to the present invention comprises a polycyclic aromatic derivative compound as a dopant compound in a light emitting layer, and also, at the same time, employs, alongside the dopant compound, an anthracene derivative compound having a characteristic structure in the light emitting layer by combining same as a host. Accordingly, the organic light emitting device according to the present invention has excellent color purity, high luminous efficiency, and a remarkably improved long life, and thus can be usefully used in various display devices.