Organic compound and organic light emitting diode using the same
First Claim
1. An organic electroluminescent device, comprising:
- a first electrode;
a second electrode facing the first electrode;
a first charge carrying layer disposed between the first electrode and the second electrode, the first charge carrying layer being disposed adjacent to the first electrode; and
a second charge carrying layer disposed between the first electrode and the second electrode, the second charge carrying layer disposed adjacent to the second electrode,wherein the first charge carrying layer includes an emitting sub-layer, a hole injection sub-layer and a hole transporting sub-layer between the hole injection sub-layer and the emitting sub-layer,wherein the hole injection sub-layer includes a host material selected from the group consisting of;
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Abstract
Discussed is an organic electroluminescent device including a first charge carrying layer being disposed adjacent to a first electrode; and a second charge carrying layer disposed adjacent to a second electrode, wherein the first charge carrying layer includes an emitting part, a hole injection part and a hole transporting part between the hole injection part and the emitting part, wherein at least one of the hole injection part, the hole transporting part and the emitting part includes a host material having an organic compound of Formula:
wherein R is substituted or non-substituted C1 to C12 alkyl, and A and B are symmetrically or asymmetrically positioned in 2-position or 7-position of the fluorene core, and wherein each of A and B is independently selected from substituted or non-substituted aromatic group or substituted or non-substituted heterocyclic group.
10 Citations
6 Claims
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1. An organic electroluminescent device, comprising:
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a first electrode; a second electrode facing the first electrode; a first charge carrying layer disposed between the first electrode and the second electrode, the first charge carrying layer being disposed adjacent to the first electrode; and a second charge carrying layer disposed between the first electrode and the second electrode, the second charge carrying layer disposed adjacent to the second electrode, wherein the first charge carrying layer includes an emitting sub-layer, a hole injection sub-layer and a hole transporting sub-layer between the hole injection sub-layer and the emitting sub-layer, wherein the hole injection sub-layer includes a host material selected from the group consisting of; - View Dependent Claims (2, 3, 4, 5, 6)
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Specification