Nitrogen-containing polycyclic compound and organic light emitting element using same
申请人:HEESUNG MATERIAL LTD.
公开号:US10177319B2
公开(公告)日:2019-01-08
The present application relates to a polycyclic compound including nitrogen and an organic light emitting device including the same.
本申请涉及一种含氮的多环化合物以及包括该化合物的有机发光装置。
ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS PROVIDED WITH THE SAME
申请人:IDEMITSU KOSAN CO., LTD.
公开号:US20200111965A1
公开(公告)日:2020-04-09
An organic electroluminescence device including a cathode, an anode, and an emitting layer disposed between the cathode and the anode, wherein the emitting layer contains a compound represented by the following formula (1) and one or more compounds selected from the group consisting of compounds represented by formulas (11), (21), (31), (41), (51), (61), (71) and (81). In the formula (1), at least one of R
1
to R
8
is a deuterium atom.
HETEROCYCLIC COMPOUND AND ORGANIC LIGHT EMITTING DEVICE COMPRISING SAME
申请人:HEESUNG MATERIAL LTD.
公开号:US20200308150A1
公开(公告)日:2020-10-01
The present specification relates to a heterocyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same.
本规范涉及由化学式1表示的杂环化合物,以及包括该化合物的有机发光器件。
HETEROCYCLIC COMPOUND, AND ORGANIC LIGHT-EMITTING DEVICE USING SAME
申请人:HEESUNG MATERIAL LTD.
公开号:US20190233398A1
公开(公告)日:2019-08-01
The present application provides a hetero-cyclic compound capable of significantly enhancing lifespan, efficiency, electrochemical stability and thermal stability of an organic light emitting device, and an organic light emitting device containing the hetero-cyclic compound in an organic compound layer.
Disclosed is an organic electroluminescent device including a substrate, a first and a second electrode, and an emitting layer formed between the first electrode and the second electrode. The emitting layer includes a plurality of materials which is a blue emitting material using a following chemical formula as dopant.
In this case, at least one of A
1
and A
2
is selected from a substituted or non-substituted aromatic group, a heterocyclic group, an aliphatic group, and hydrogen.