Lg Chem, Ltd

Jungha Lee

Dong Hoon Lee

Min Woo Jung

Su Jin Han

Seulchan Park

Sunghyun Hwang

Boon Jae Jang

Sang Duk Suh

Boonjae Jang

Wanpyo Hong

Seongmi Cho

Jungoh Huh

Tae Yoon Park

Dong Uk Heo

Sang Young Jeon

Minjun Kim

Seoyeon Kim

Kongkyeom Kim

Minseung Chun

Hyok Joon Kwon

Hyeon Soo Jeon

Yongbum Cha

Miyeon Han

Minyoung Kang

Jin Joo Kim

Seong So Kim

Jae Seung Ha

Hongsik Yoon

Donghee Kim

Minwoo Choi

Jaeeun Kim

Provided is an organic light emitting device having improved driving voltage, efficiency and lifetime, the device including a light emitting layer comprising a first compound of Chemical Formula 1 and a second compound of Chemical Formula 2:

Organic light emitting device

An organic light emitting device having improved driving voltage, efficiency and lifetime, the organic light emitting device having an anode, a cathode, and a light emitting layer disposed between the anode and the cathode, wherein the light emitting layer includes a compound of the following Chemical Formula 1, and a compound of the following Chemical Formula 2:

Provided is an organic light emitting device comprising an anode, a hole transport layer, a light emitting layer, an electron transport layer, and a cathode, wherein the light emitting layer comprises a compound of Chemical Formula 1 and a compound of Chemical Formula 2: wherein:

Provided is a novel compound of Chemical Formula 1:

Compound and organic light emitting device comprising the same

Provided is a compound of Chemical Formula 1:

A novel compound of the following Chemical Formula 1, and an organic light emitting device comprising the same.

Provided is a heterocyclic compound of Chemical Formula 1:

Heterocyclic compound and organic light emitting device comprising the same

The present specification provides a compound represented by Formula 1 and an organic light emitting device including the same. The compound is used for an organic material layer of the organic light emitting device.

Polycyclic compound and organic light emitting diode comprising same

A compound represented by Chemical Formula 1 and an organic light emitting device comprising the same, the compound used as a material of an organic material layer of the organic light emitting device and providing improved efficiency, low driving voltage and improved lifetime characteristics.

Compound and organic light emitting device comprising same

A heterocyclic compound represented by Chemical Formula 1 and an organic light emitting device comprising the same, and the heterocyclic compound used as a material of an organic material layer of the organic light emitting device and providing improved properties of efficiency, driving voltage and lifetime characteristics of the organic light emitting device.

Heterocyclic compound and organic light emitting device comprising same

The present disclosure provides a novel compound represented by the following Chemical Formula 1, and an organic light emitting device including the same. The compound is used as a material of an organic material layer of the organic light emitting device.

A heterocyclic compound represented by Chemical Formula 1 and an organic light emitting device comprising the same, and the heterocyclic compound providing improved efficiency, low driving voltage, and improved lifetime characteristics of the organic light emitting device.

Provided is an organic electroluminescent device, the organic electroluminescent device comprising a cathode, an anode, and one or more organic material layers provided between the cathode and the anode, the one or more organic material layers comprising a light emitting layer, an electron transport region and a hole transport region, wherein all of the organic materials, other than a dopant, contained in the one or more organic material layers have a triplet state energy of 2.5 eV or higher, at least three types of the organic materials having a triplet state energy of 2.5 eV or higher have a triplet state energy of 2.7 eV or higher, and at least two types of the organic materials having a triplet state energy of 2.5 eV or higher include a spiro compound.

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Daejeon, South Korea

Jungha Lee