COMPOUND FOR ORGANIC ELECTRIC ELEMENT, ORGANIC ELECTRIC ELEMENT USING SAME, AND ELECTRONIC DEVICE THEREOF

• US 20200136052A1
• Filed: 03/09/2018
• Published: 04/30/2020
• Est. Priority Date: 03/16/2017
• Status: Active Application

• Current Assignee: Duk San Neolux Co Ltd
• Original Assignee: Duk San Neolux Co Ltd
• Inventors: SO, Ki Ho, LEE, Yun Suk, PARK, Jong Gwang, CHOI, Yeon Hee, KIM, Kyoung Chul
• Granted Patent: US 11,871,658 B2
• Time in Patent Office: Days
• CPC Class Codes: C07D 209/82 Carbazoles; Hydrogenated carbazoles
• CPC Class Codes: C07D 209/88 with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to carbon atoms of the ring system
• CPC Class Codes: C07D 307/91 Dibenzofurans; Hydrogenated dibenzofurans
• CPC Class Codes: C07D 333/76 Dibenzothiophenes
• CPC Class Codes: C07D 409/12 linked by a chain containing hetero atoms as chain links
• CPC Class Codes: C09K 11/06 containing organic luminescent materials
• CPC Class Codes: C09K 2211/1018 Heterocyclic compounds
• CPC Class Codes: H10K 2101/10 Triplet emission
• CPC Class Codes: H10K 50/11 characterised by the electroluminescent [EL] layers
• CPC Class Codes: H10K 50/15 Hole transporting layers
• CPC Class Codes: H10K 50/156 comprising a multilayered structure
• CPC Class Codes: H10K 85/615 Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
• CPC Class Codes: H10K 85/626 containing more than one polycyclic condensed aromatic rings, e.g. bis-anthracene
• CPC Class Codes: H10K 85/631 Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
• CPC Class Codes: H10K 85/633 comprising polycyclic condensed aromatic hydrocarbons as substituents on the nitrogen atom
• CPC Class Codes: H10K 85/636 comprising heteroaromatic hydrocarbons as substituents on the nitrogen atom
• CPC Class Codes: H10K 85/6572 comprising only nitrogen in the heteroaromatic polycondensed ring system, e.g. phenanthroline or carbazole
• CPC Class Codes: H10K 85/6574 comprising only oxygen in the heteroaromatic polycondensed ring system, e.g. cumarine dyes
• CPC Class Codes: H10K 85/6576 comprising only sulfur in the heteroaromatic polycondensed ring system, e.g. benzothiophene
• CPC Class Codes: Y02E 10/549 Organic PV cells

Abstract

The present disclosure provides: a compound capable of enabling high luminous efficiency, a low driving voltage, and an improved lifetime of an element; an organic electric element using the same; and an electronic device thereof.

Claims

1. A compound represented by Formula 1:

2. The compound of claim 1, wherein the compound represented by Formula 1 above is represented by one of Formulas 2 to 4 below:

3. The compound of claim 1, wherein L is represented by one of Formulas L1 to L6 below:

4. The compound of claim 1, wherein Formula 1 above is any one of the compounds below:

5. An organic electric element comprising:

a first electrode;

a second electrode; and

at least one organic material layer including a light emitting layer positioned between the first electrode and the second electrode,

wherein the organic material layer contains the compound of claim 1.

6. The organic electric element of claim 5, wherein the compound is contained in at least one layer of a hole injection layer, a hole transport layer, a light emitting auxiliary layer, a light emitting layer, an electron transport auxiliary layer, an electron transport layer, and an electron injection layer in the organic material layer, and the compound is contained as a single kind of compound alone or a mixture of two or more kinds of compounds.

7. The organic electric element of claim 5, wherein the organic material layer includes a light emitting layer and a light emitting auxiliary layer;

the light emitting layer contains a red phosphorescent emitter; and

the compound is contained in the light emitting auxiliary layer.

8. The organic electric element of claim 5, wherein the organic material layer is formed by a spin coating process, a nozzle printing process, an inkjet printing process, a slot coating process, a dip coating process, or a roll-to-roll process.

9. An electronic device comprising:

a display device comprising the organic electric element of claim 5; and

a controller for driving the display device.

10. The electronic device of claim 9, wherein the organic electric element is one of an organic light emitting diode, an organic solar cell, an organic photo conductor, an organic transistor, and an element for a monochromatic or white illumination.