50548-37-3Relevant articles and documents
Organic light-emitting diode having alleviated luminance reduction in low dynamic range
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Page/Page column 61, (2022/02/22)
The present disclosure relates to an organic light-emitting diode which can operate at a low voltage with high efficiency and exhibits the effect of having an alleviated luminance reduction rate in a low dynamic range. More particularly, the organic light-emitting diode comprises: a first electrode; a second electrode facing the first electrode; and a light-emitting layer and a charge balance control layer arranged sequentially between the first and the second electrode, wherein the light-emitting layer includes at least one of amine derivative compounds represented by the following Chemical Formula A and the charge balance control layer includes at least one of anthracene derivative compounds represented by the following Chemical Formula B or C. The structures of Chemical Formulas A, B, and C are as defined in the specification.
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC DEVICE
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Paragraph 0341-0342, (2020/12/25)
A compound represented by formula (1): wherein R1 to R7, R11 to R18, L1 to L3, a to c, n, and Ar are as defined in the description, provides an organic electroluminescence device having an emission efficiency and a device lifetime further improved.
Condensed fluorene derivative comprising heterocyclic ring
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Paragraph 0268-0274, (2019/12/25)
The present invention relates to a condensed fluorene derivative comprising a heterocyclic ring and, more particularly, to an intermediate product for manufacturing a heterocyclic ring compound which can show excellent luminance and luminous efficiency when used as an organic light emitting material, while exhibiting excellent element characteristics with a long lifespan.COPYRIGHT KIPO 2020