OLEDs having n-type doping
First Claim
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1. An organic light emitting device comprising:
- an anode;
a cathode; and
an organic layer disposed between the anode and the cathode, wherein the organic layer comprises a host material, an alkali metal or an alkaline earth metal, and a metal binding agent.
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Abstract
The present invention provides an organic light emitting device comprising an anode, a cathode, and an organic layer disposed between the anode and the cathode, wherein the organic layer comprises a host material, an alkali metal or an alkaline earth metal, and a metal binding agent. In a preferred embodiment, the organic layer is an electron transport layer in which the metal binding agent may confine the alkali metal or the alkaline earth metal.
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21 Claims
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1. An organic light emitting device comprising:
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an anode;
a cathode; and
an organic layer disposed between the anode and the cathode, wherein the organic layer comprises a host material, an alkali metal or an alkaline earth metal, and a metal binding agent. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. An organic light emitting device comprising:
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an anode;
a cathode;
a first organic layer disposed between the anode and the cathode, wherein the first organic layer is an emissive layer; and
a second organic layer disposed between the first organic layer and the cathode, wherein the second organic layer comprises an electron transporting host material, an alkali metal, and a metal binding agent. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20, 21)
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Specification