ORGANIC ELECTROLUMINESCENT DEVICE
The organic EL device of the present invention has an anode 2, a first hole transport layer 4, a second hole transport layer 5, a luminous layer 6, an electron transport layer 7, and a cathode 8 in the order of description. The second hole transport layer 5 includes an arylamine derivative represent...
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| Format: | Patent |
| Sprache: | eng ; fre ; ger |
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| Zusammenfassung: | The organic EL device of the present invention has an anode 2, a first hole transport layer 4, a second hole transport layer 5, a luminous layer 6, an electron transport layer 7, and a cathode 8 in the order of description. The second hole transport layer 5 includes an arylamine derivative represented by the following general formula (1):
and the electron transport layer 7 includes a pyrimidine compound represented by the following general formula (2): |
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