Organic electroluminescence device and amine compound for organic electroluminescence device
An organic electroluminescence device includes an amine compound represented by Formula 1 below in at least one organic layer among a plurality of organic layers, and an amine compound represented by Formula 1: where R 1 to R 3 , Ar 1 , Ar 2 , n, m, L and X are as defined in the specification.
1. An organic electroluminescence device, comprising:
a first electrode;
a second electrode on the first electrode; and
a plurality of organic layers between the first electrode and the second electrode,
wherein at least one organic layer among the organic layers includes an amine compound represented by the following Formula 1:
in Formula 1,
X is O or S,
R 1 is a substituted or unsubstituted aryl group of 6 to 40 ring carbon atoms, a substituted or unsubstituted heteroaryl group of 5 to 40 ring carbon atoms, or a substituted or unsubstituted alkyl group of 1 to 20 carbon atoms,
R 2 and R 3 are each independently a hydrogen atom, a deuterium atom, a substituted or unsubstituted aryl group of 6 to 40 ring carbon atoms, a substituted or unsubstituted heteroaryl group of 5 to 40 ring carbon atoms, or a substituted or unsubstituted alkyl group of 1 to 20 carbon atoms, or combined with an adjacent group to form a ring,
“m” is an integer of 0 to 4, “n” is an integer of 0 to 3,
L is a direct linkage, a substituted or unsubstituted arylene group of 6 to 40 ring carbon atoms, or a substituted or unsubstituted heteroarylene group of 5 to 40 ring carbon atoms, and
Ar 1 and Ar 2 are each independently a substituted or unsubstituted aryl group of 6 to 40 ring carbon atoms, a substituted or unsubstituted heteroaryl group of 5 to 40 ring carbon atoms, or a substituted or unsubstituted alkyl group of 1 to 20 carbon atoms.
2. The organic electroluminescence device as claimed in claim 1 , wherein Formula 1 is represented by the following Formula 2-1 or 2-2:
in Formulae 2-1 and 2-2,
R 1 , R 2 , R 3 , Ar 1 , Ar 2 “m”, “n” and L are the same as defined in Formula 1.
3. The organic electroluminescence device as claimed in claim 1 , wherein Formula 1 is represented by any one among the following Formulae 3-1 to 3-4:
in Formulae 3-1 to 3-4,
X, R 2 , R 3 , Ar 1 , Ar 2 “m”, “n” and L are the same as defined in Formula 1.
4. The organic electroluminescence device as claimed in claim 1 , wherein R 2 and R 3 are each independently any one of a substituted or unsubstituted cyclohexyl group, a substituted or unsubstituted phenyl group, a substituted or unsubstituted biphenyl group, a substituted or unsubstituted dibenzofuran group, a substituted or unsubstituted dibenzothiophene group and a substituted or unsubstituted carbazole group, or combined with an adjacent group to form a benzene ring.
5. The organic electroluminescence device as claimed in claim 1 , wherein “m” and “n” are 0.
6. The organic electroluminescence device as claimed in claim 1 , wherein Ar 1 and Ar 2 are each independently a substituted or unsubstituted phenyl group, a substituted or unsubstituted biphenyl group, a substituted or unsubstituted naphthyl group, a substituted or unsubstituted phenanthryl group, a substituted or unsubstituted terphenyl group, a substituted or unsubstituted triphenylene group, a substituted or unsubstituted dibenzothiophene group, a substituted or unsubstituted dibenzofuran group, or a substituted or unsubstituted carbazole group.
7. The organic electroluminescence device as claimed in claim 6 , wherein Ar 1 and Ar 2 are each independently unsubstituted or substituted with at least one substituent selected from a hydrogen atom, a deuterium atom, a fluorine atom, an adamantyl group, a triphenylsilyl group, a phenoxy group, an aryl group of 6 to 30 ring carbon atoms, and a heteroaryl group of 5 to 30 ring carbon atoms, or adjacent substituents are combined with each other to form a ring.
8. The organic electroluminescence device as claimed in claim 1 , wherein L is a direct linkage, a substituted or unsubstituted phenylene group, a substituted or unsubstituted divalent biphenyl group, a substituted or unsubstituted naphthylene group, a substituted or unsubstituted phenanthrylene group, or a substituted or unsubstituted fluorenylene group.
9. The organic electroluminescence device as claimed in claim 1 , wherein the organic layers include:
a hole transport region on the first electrode;
an emission layer on the hole transport region; and
an electron transport region on the emission layer,
wherein the hole transport region includes the amine compound.
10. The organic electroluminescence device as claimed in claim 9 , wherein the emission layer emits any one of blue light and green light.
11. The organic electroluminescence device as claimed in claim 1 , wherein the amine compound includes at least one among compounds represented in the following Compound Group A and Compound Group B:
12. An amine compound represented by the following Formula 1:
in Formula 1,
X is O or S,
R 1 is a substituted or unsubstituted aryl group of 6 to 40 ring carbon atoms, a substituted or unsubstituted heteroaryl group of 5 to 40 ring carbon atoms, or a substituted or unsubstituted alkyl group of 1 to 20 carbon atoms,
R 2 and R 3 are each independently a hydrogen atom, a deuterium atom, a substituted or unsubstituted aryl group of 6 to 40 ring carbon atoms, a substituted or unsubstituted heteroaryl group of 5 to 40 ring carbon atoms, or a substituted or unsubstituted alkyl group of 1 to 20 carbon atoms, or combined with an adjacent group to form a ring,
“m” is an integer of 0 to 4, “n” is an integer of 0 to 3,
L is a direct linkage, a substituted or unsubstituted arylene group of 6 to 40 ring carbon atoms, or a substituted or unsubstituted heteroarylene group of 5 to 40 ring carbon atoms, and
Ar 1 and Ar 2 are each independently a substituted or unsubstituted aryl group of 6 to 40 ring carbon atoms, a substituted or unsubstituted heteroaryl group of 5 to 40 ring carbon atoms, or a substituted or unsubstituted alkyl group of 1 to 20 carbon atoms.
13. The amine compound as claimed in claim 12 , wherein Formula 1 is represented by the following Formula 2-1 or 2-2:
in Formulae 2-1 and 2-2,
R 1 , R 2 , R 3 , Ar 1 , Ar 2 “m”, “n” and L are the same as defined in Formula 1.
14. The amine compound as claimed in claim 12 , wherein Formula 1 is represented by any one among the following Formulae 3-1 to 3-4:
in Formulae 3-1 to 3-4,
X, R 2 , R 3 , Ar 1 , Ar 2 “m”, “n” and L are the same as defined in Formula 1.
15. The amine compound as claimed in claim 12 , wherein R 2 and R 3 are each independently one selected from a substituted or unsubstituted cyclohexyl group, a substituted or unsubstituted phenyl group, a substituted or unsubstituted biphenyl group, a substituted or unsubstituted dibenzofuran group, a substituted or unsubstituted dibenzothiophene group and a substituted or unsubstituted carbazole group, or combined with an adjacent group to form a benzene ring.
16. The amine compound as claimed in claim 12 , wherein “m” and “n” are 0.
17. The amine compound as claimed in claim 12 , wherein Ar 1 and Ar 2 are each independently a substituted or unsubstituted phenyl group, a substituted or unsubstituted biphenyl group, a substituted or unsubstituted naphthyl group, a substituted or unsubstituted phenanthryl group, a substituted or unsubstituted terphenyl group, a substituted or unsubstituted triphenylene group, a substituted or unsubstituted dibenzothiophene group, a substituted or unsubstituted dibenzofuran group, or a substituted or unsubstituted carbazole group.
18. The amine compound as claimed in claim 17 , wherein Ar 1 and Ar 2 are each independently unsubstituted or substituted with at least one substituent selected from a hydrogen atom, a deuterium atom, a fluorine atom, an adamantyl group, a triphenylsilyl group, a phenoxy group, an aryl group of 6 to 30 ring carbon atoms, or a heteroaryl group of 5 to 30 ring carbon atoms, or adjacent substituents are combined with each other to form a ring.
19. The amine compound as claimed in claim 12 , wherein L is a direct linkage, a substituted or unsubstituted phenylene group, a substituted or unsubstituted divalent biphenyl group, a substituted or unsubstituted naphthylene group, a substituted or unsubstituted phenanthrylene group, or a substituted or unsubstituted fluorenylene group.
20. The amine compound as claimed in claim 12 , wherein the amine compound is one among compounds represented in the following Compound Group A and Compound Group B: