Electroluminescent device, and display device comprising the same
AssigneeSamsung Electronics Co., Ltd.
InventorsYeonkyung Lee, Eun Joo Jang, Hongkyu Seo, Dae Young Chung
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Abstract
An electroluminescent device and a display device including the device are disclosed, wherein the electroluminescent device includes a first electrode; a hole transport layer disposed on the first electrode; an emission layer disposed on the hole transport layer, the emission layer including quantum dots; a self-assembled monomolecular layer disposed on the emission layer, the self-assembled monomolecular layer including self-assembled monomolecules; an electron transport layer disposed on the self-assembled monomolecular layer; and a second electrode disposed on the electron transport layer.
Claims23
An electroluminescent device comprising
- a first electrode;
- a hole transport layer disposed on the first electrode;
- an emission layer disposed on the hole transport layer, the emission layer comprising quantum dots;
- a self-assembled monomolecular layer disposed on the emission layer, the self-assembled monomolecular layer comprising self-assembled monomolecules;
- an electron transport layer disposed on the self-assembled monomolecular layer;
- and
- a second electrode disposed on the electron transport layer,
- wherein the self-assembled monomolecules are attached to the surface of the quantum dots.
An electroluminescent device comprising
- a first electrode;
- a hole transport layer disposed on the first electrode;
- an emission layer disposed on the hole transport layer, the emission layer comprising quantum dots;
- a self-assembled monomolecular layer disposed on the emission layer, the self-assembled monomolecular layer comprising self-assembled monomolecules;
- an electron transport layer disposed on the self-assembled monomolecular layer;
- and
- a second electrode disposed on the electron transport layer,
- wherein the self-assembled monomolecule is derived from a compound represented by Chemical Formula 1:
- L is —C(Ra)(Rb)—, —O—, —S—, —Se—, —N(Rc)—, —P(Rd)—, —C(O)O—, —CO—, or a combination thereof, wherein Ra, Rb, Rc, and Rd are independently hydrogen, a halogen, a substituted or unsubstituted C1 to C20 alkyl group, a substituted or unsubstituted C1 to C20 aryl group, or a substituted or unsubstituted C1 to C20 heteroaryl group,
- R is hydrogen, a halogen, a substituted or unsubstituted C1 to C20 alkyl group, a substituted or unsubstituted C1 to C20 cycloalkyl group, a substituted or unsubstituted C1 to C20 aryl group, or a substituted or unsubstituted C1 to C20 heteroaryl group, and
- k is an integer of 0 to 4.
An electroluminescent device comprising
- a first electrode;
- a hole transport layer disposed on the first electrode;
- an emission layer disposed on the hole transport layer, the emission layer comprising quantum dots;
- a self-assembled monomolecular layer disposed on the emission layer, the self-assembled monomolecular layer comprising self-assembled monomolecules;
- an electron transport layer disposed on the self-assembled monomolecular layer;
- and
- a second electrode disposed on the electron transport layer,
- wherein the electron transport layer comprises inorganic material nanoparticles, a quinolone-based compound, a triazine-based compound, a quinoline-based compound, a triazole-based compound, a naphthalene-based compound, or a combination thereof.
Dependencies are inferred from the claim text.