Organic electroluminescence device
AssigneePioneer Corporation
InventorsTaishi Tsuji, Masayoshi Yabe, Tomoyuki Ogata
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Abstract
[Problem to be Solved by the Invention] An organic electroluminescence device having a longer drive life is provided. [Means for Solving the Problem] An organic electroluminescence device comprises, between a pair of electrodes composed of an anode and a cathode, a light emitting layer, a hole transport layer provided on the anode side of the light emitting layer, and an electron transport layer provided on the cathode side of the light emitting layer. At least one layer among the layers constituting the electron transport layer includes an electron movement suppressing material which suppresses the movement of electrons.
Claims12
An organic electroluminescence device comprising, between a pair of electrodes composed of a cathode and an anode, a light emitting layer, a hole transport layer provided on the anode side of the light emitting layer, and an electron transport layer provided on the cathode side of the light emitting layer,
- wherein at least one layer among the layers constituting the electron transport layer includes an electron movement suppressing material which suppresses the movement of electrons.
Dependencies are inferred from the claim text.