Abstract: A composition for an organic light emitting device and an organic light emitting device including the same. The composition includes a first compound represented by the following Chemical Formula 1 and a second compound represented by the following Chemical Formula 2: where the substituents are as defined in the specification. Organic light emitting devices including the composition exhibited excellent efficiency, driving voltage, and lifetime characteristics.

Abstract: A composition for an organic light emitting device, including a first compound of the following Chemical Formula 1 and a second compound of the following Chemical Formula 2: wherein: Ar1 is a substituted or unsubstituted C6-60 aryl; Ar2 is a substituted or unsubstituted C6-60 aryl, or a substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected among N, O and S, provided that the case where Ar2 is a monocyclic containing one or more N atoms is excluded; Ar is C6-60 aryl that is unsubstituted or substituted with one or more substituents selected from the group consisting of deuterium, tritium, alkyl, and aryl, or substituted with a substituent to which two or more substituents of the above-exemplified substituents are connected; and the other substituents are as described in the specification; and an organic light emitting device including the composition.

Abstract: An organic light emitting device including a light emitting layer, which comprises one or more of compounds represented by Formulae 1-1 to 1-3; and a compound represented by Formula 2.

Abstract: A method for manufacturing an organic electroluminescent device, the method including forming one or more organic material layers using a composition that includes a compound of Chemical Formula 1 and a compound of Chemical Formula 2, at least one of which includes at least one deuterium: wherein at least one of R1 to R10 bonds to a * site of Chemical Formula 1-1, and Ar is a substituted or unsubstituted aryl group; wherein at least one of Y1 to Y10 bonds to a * site of Chemical Formula 2-1, and A and B are each independently a substituted or unsubstituted aromatic hydrocarbon ring or a substituted or unsubstituted aromatic heteroring; and the other substituents are defined in the specification; and an organic electroluminescent device prepared by the method.

Abstract: Provided is an anthracene compound of Chemical Formula 1: wherein, in Chemical Formula 1: D is deuterium; n1 is 8; n2 is 7; and L is a direct bond or a substituted or unsubstituted arylene group, and an organic light emitting device including the same. Including a compound of Chemical Formula 1 in an organic light emitting device can lower the driving voltage and enhance light efficiency. In addition, lifetime properties of the device can be enhanced by thermal stability of the compound. The compound of Chemical Formula 1 has an advantage in terms of production costs since the amount of deuterium source used in the preparation is reduced.

Abstract: A compound of Chemical Formula 1: and an organic light emitting device including the same.

Abstract: A compound of Chemical Formula 1: wherein: Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from N, O and S; R1 to R8 are each independently deuterium or a substituted or unsubstituted C6-60 aryl, with the proviso that at least one of R1 to R8 is deuterium; any one of R9 to R11 is a bond with the following Chemical Formula 2, and the rest are each independently hydrogen or deuterium: wherein: X is O or S; any one of R13 to R16 is a bond with the Chemical Formula 1, and the rest are each independently hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl; and the other substituents are as defined in the specification; and an organic light-emitting device including the same.

Abstract: An organic light-emitting device that includes an anode; a cathode opposite the anode; and a light emitting layer between the anode and the cathode, wherein the light emitting layer includes a first compound of Chemical Formula 1, and a second compound of Chemical Formula 2: where one of Y1, Y3, Y6 and Y8 is -(L)n-A, and the remaining are each independently hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl, at least one of which is deuterium; A is at least one N-containing 6-membered heteroaryl which is substituted or unsubstituted, provided that A is not substituted with carbazolyl or indolocarbazolyl, and at least one of Y2 and Y7 is hydrogen, and the other substituents are as defined in the specification, provided that at least one of R?1 and R?2 is deuterium or at least one of Ar?1 and Ar?2 is substituted with deuterium.

Abstract: An organic light emitting device that includes an anode; a light emitting layer; and a cathode, wherein the light emitting layer includes a compound of Chemical Formula 1, and a compound of Chemical Formula 2. wherein: Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or a substituted or unsubstituted C2-60 heteroaryl containing any one or more of N, O and S, Ar3 is a substituted or unsubstituted C6-60 aryl, Ar4 and Ar5 are each independently a substituted or unsubstituted C6-60 aryl or a substituted or unsubstituted C2-60 heteroaryl containing any one or more of N, O and S, and the other substituents are as defined in the specification. The device exhibits improved driving voltage, efficiency, and lifespan.

Abstract: A compound of Chemical Formula 1: wherein Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or a substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from the group consisting of O and S, R1 to R8 are each independently hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl, with the proviso that at least one of R1 to R8 is deuterium, and Ra to Rd are each independently hydrogen, deuterium, or a C6-60 aryl unsubstituted or substituted with deuterium; and an organic light emitting device including the same.

Abstract: A novel compound of Chemical Formula 1: wherein: Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or a substituted or unsubstituted C2-60 heteroaryl containing at least one selected from the group consisting of N, O and S; Ar3 is a substituted or unsubstituted C6-60 aryl; L is a single bond, a substituted or unsubstituted C6-60 arylene, or a substituted or unsubstituted C2-60 heteroarylene containing at least one selected from the group consisting of N, O and S; R1 to R8 are each independently hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl, wherein any one of R1 to R8 is a substituted or unsubstituted phenyl, and at least one of the rest is deuterium; R9 is hydrogen or deuterium; and n is an integer of 1 to 3; and an organic light emitting device including the same.

Abstract: A compound of Chemical Formula 1: wherein: Ar1 is a substituted or unsubstituted C6-60 aryl or a substituted or unsubstituted C2-60 heteroaryl containing at least one of N, O, or S as a heteroatom; X is O or S; R1 is hydrogen, deuterium, a substituted or unsubstituted C6-60 aryl, or a substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from the group consisting of N, O and S; each R2 is independently hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl; each R3 is independently hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl; each R4 is independently hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl; and the other substituents are as defined in the specification, wherein the compound of Chemical Formula 1 is substituted with at least one deuterium; and an organic light emitting device comprising the same.

Abstract: A novel compound of Chemical Formula 1: wherein in the Chemical Formula 1: n is an integer of 1 to 6; X is O or S; L1 and L2 are each independently a single bond, substituted or unsubstituted C6-60 arylene, or substituted or unsubstituted C2-60 heteroarylene containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; Ar1 is cyano, substituted or unsubstituted C6-60 aryl, or substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; and Ar2 and Ar3 are each independently substituted or unsubstituted C6-60 aryl or substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; and an organic light emitting device including the same.

Abstract: An organic light emitting device including a first electrode; a second electrode provided opposite to the first electrode; and one or more organic material layers provided between the first electrode and the second electrode, wherein one or more of the one or more organic material layers include a compound of Chemical Formula 1 and a compound of Chemical Formula 2.

Abstract: An organic light emitting device comprising: an anode; a cathode; and between the anode and the cathode a light emitting layer including a compound of Chemical Formula 1, and a compound of Chemical Formula 2: wherein: X1 is O or S, each X2 is independently N or CH, provided that at least one is N, each Ar1, Ar2 and Ar3 each independently is a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing any one or more of N, O, and S, B is benzene fused with two adjacent rings, and the other substituents are as defined in the specification. When compounds by Chemical Formulae 1 and 2 are used in the light emitting layer, the device has improved driving voltage, efficiency, and lifetime.

Abstract: A novel compound of Chemical Formula 1: wherein: Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or a substituted or unsubstituted C2-60 heteroaryl containing one or more heteroatoms selected from the group consisting of N, O and S; each Z is independently hydrogen or deuterium; one of X1 and X2 is carbon (C) connected to a substituent of the following Chemical Formula 2, and the other is CH or CD: Y is O or S; and the other substituents are as defined in the specification; and an organic light emitting device including the same. When the compound of Chemical Formula 1 is used as a material in an organic material layer of an organic light-emitting device, the device exhibits excellent characteristics in terms of efficiency and lifetime.

Abstract: An organic light emitting device comprising: an anode; a cathode; and a light emitting layer between the anode and cathode, the light emitting layer comprising a compound of Chemical Formula 1, and a compound of Chemical Formula 2: wherein: X1 is O or S; at least one of X2 is N; each Ar1, and Ar2 and Ar3 are independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing any one or more of N, O, and S; at least one of the Ar2 and Ar3 is substituted with at least one deuterium, or at least one of the R3 and R4 is deuterium; and the other substituents are defined in the specification. When light emitting layer includes a compound of Chemical Formulae 1 and 2, the organic light emitting device exhibits improved driving voltage, efficiency and lifetime.

Abstract: Provided is a novel compound of Chemical Formula 1: wherein in Chemical Formula 1: n is an integer of 1 to 6; X is O or S; L1 and L2 are each independently a single bond, substituted or unsubstituted C6-60 arylene, or substituted or unsubstituted C2-60 heteroarylene containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; Ar1 is cyano, substituted or unsubstituted C6-60 aryl, or substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; and Ar2 and Ar3 are each independently substituted or unsubstituted C6-60 aryl, or substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; and an organic light emitting device including the same.

Abstract: A novel compound of Chemical Formula 1 and an organic light emitting device including the same: where Y is O or S: Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or more heteroatoms of N, O and S; A and B are each independently a C6-60 aromatic ring or a C2-60 heteroaromatic ring containing one or more heteroatoms of N, O and S which is fused with an adjacent pentagonal ring; D is deuterium; R1 and R2 are each independently deuterium or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or more heteroatoms of N, O and S, provided that at least one of R1 and R2 is deuterium; and the other substituent are as defined in the specification.

Abstract: Provided is a novel compound of Chemical Formula 1: wherein in Chemical Formula 1: n is an integer of 1 to 6; X is O or S; Ar1 is a cyano, a substituted or unsubstituted C6-60 aryl, or a substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; and Ar2 and Ar3 are each independently a substituted or unsubstituted C6-60 aryl or a substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; and an organic light emitting device including the same. When the compound of Chemical Formula 1 is used as a material for an organic material layer of an organic light emitting device, and can improve efficiency, low driving voltage, and/or lifespan of the organic light emitting device.