Invention Grant
US09273002B2 Benzo[k]fluoranthene derivative and organic electroluminescence device containing the same 有权
苯并[k]荧蒽衍生物和含有其的有机电致发光器件

Benzo[k]fluoranthene derivative and organic electroluminescence device containing the same
Abstract:
A benzo[k]fluoranthene derivative represented by the following formula (1): wherein R1 to R12 are as defined in the specification. The benzo[k]fluoranthene derivative represented by the formula (1) reduces a driving voltage of an organic electroluminescence device and makes it possible to realize light emission with high efficiency and long lifetime.
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