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US 11,600,781 B2Granted
Organic electroluminescence device and monoamine compound for organic electroluminescence device
AssigneeSamsung Display Co., Ltd.
InventorsDongjun Kim, Jongwoo Kim, Eunjae Jeong, Sanghyun Han
Life of this patent
Estimating the term…
Abstract
An organic electroluminescence device of an embodiment includes a first electrode, a second electrode on the first electrode, and an organic layer between the first electrode and the second electrode, wherein the organic layer includes a monoamine compound including a condensed three ring hetero compound and a condensed four ring hetero compound as substituents, and wherein the condensed four ring hetero compound includes two of at least one atom of an oxygen atom or a sulfur atom.
Claims15
An organic electroluminescence device, comprising:
- a first electrode;
- a second electrode on the first electrode;
- and
- an organic layer between the first electrode and the second electrode,
- wherein the organic layer comprises a compound represented by the following Formula 1:
- in Formula 1,
- X is NAr2, S, or O,
- A and B are each independently O or S,
- Ar1 and Ar2 are each independently a substituted or unsubstituted aryl group of 6 to 30 carbon atoms for forming a ring, or a substituted or unsubstituted heteroaryl group of 2 to 30 carbon atoms for forming a ring,
- R1 to R4 are each independently a hydrogen atom, a deuterium atom, a halogen atom, a cyano group, a substituted or unsubstituted alkyl group of 1 to 20 carbon atoms, a substituted or unsubstituted aryl group of 6 to 30 carbon atoms for forming a ring, or a substituted or unsubstituted heteroaryl group of 2 to 30 carbon atoms for forming a ring,
- L1 and L2 are each independently direct linkages, substituted or unsubstituted arylene groups of 6 to 30 carbon atoms for forming a ring, or substituted or unsubstituted heteroarylene groups of 2 to 30 carbon atoms for forming a ring,
- “a” and “b” are each independently integers of 0 to 4,
- “c” and “d” are each independently integers of 0 to 3, and
- “m” and “n” are each independently integers of 0 to 2.
11 more elements
A compound, represented by the following Formula 1:
- in Formula 1
- X is NAr2, S, or O,
- A and B are each independently O or S,
- Ar1 and Ar2 are each independently a substituted or unsubstituted aryl group of 6 to 30 carbon atoms for forming a ring, or a substituted or unsubstituted heteroaryl group of 2 to 30 carbon atoms for forming a ring,
- R1, R2, and R4 are each independently a hydrogen atom, a deuterium atom, a halogen atom, a cyano group, a substituted or unsubstituted alkyl group of 1 to 20 carbon atoms, a substituted or unsubstituted aryl group of 6 to 30 carbon atoms for forming a ring, or a substituted or unsubstituted heteroaryl group of 2 to 30 carbon atoms for forming a ring,
- R3 is a hydrogen atom, a deuterium atom, a halogen atom, a cyano group, a substituted or unsubstituted alkyl group of 1 to 20 carbon atoms, or an unsubstituted aryl group of 6 to 30 carbon atoms for forming a ring,
- L1 and L2 are each independently direct linkages, substituted or unsubstituted arylene groups of 6 to 30 carbon atoms for forming a ring, or substituted or unsubstituted heteroarylene groups of 2 to 30 carbon atoms for forming a ring,
- “a” and “b” are each independently integers of 0 to 4,
- “c” and “d” are each independently integers of 0 to 3, and
- “m” and “n” are each independently integers of 0 to 2.
7 more elements
Dependencies are inferred from the claim text.