Lg Chem, Ltd

Miyeon Han

Dong Uk Heo

Jungoh Huh

Dong Hoon Lee

Boonjae Jang

Minyoung Kang

Min Woo Jung

Junghoon Yang

Heekyung Yun

Sung Kil Hong

Jae Tak Lee

Yongbum Cha

Wooyung Jung

Hyungjin Lee

Dongheon Kim

Jung Min Yoon

Wanpyo Hong

Jungha Lee

Tae Yoon Park

Boon Jae Jang

Seongmi Cho

Jungi Jang

Kichul Koo

Sangbin Lee

Wonik Jeong

Minyong Kang

Yongha Kim

Boojae Jang

Hoyoon Park

Provided is an organic light-emitting device comprising: a light emitting layer comprising a compound of the following Chemical Formula 1, and one or more of an electron transport layer, an electron injection layer, or an electron transport and injection layer that comprises at least one of a compound of the following Chemical Formula 2 and a compound of the following Chemical Formula 3: wherein Arand Arare each independently a substituent of Chemical Formula 4, where Xto Xare each independently N or C(R), wherein at least two of Xto Xare N, and the other substituents are as defined in the specification. The organic light emitting device including the heterocyclic compound of Chemical Formula 1 and the heterocyclic compound of Chemical Formula 2 or 3 had significantly superior efficiency and lifespan.

Organic light emitting device

Provided is a heterocyclic compound of Chemical Formula 1:

Heterocyclic compound and organic light-emitting device comprising same

Provided is an organic light-emitting device comprising: a first electrode; a second electrode provided to face the first electrode; and a first organic material layer and a second organic material layer provided between the first electrode and the second electrode, in which the first organic material layer includes a compound of Formula 1, and the second organic material layer includes a compound of Formula 2.

Organic light-emitting device

A fluorene derivative of any of Chemical Formula 1-1 to Chemical Formula 1-3:

Fluorene derivative and organic light emitting device comprising same

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

Heterocyclic compound and organic light emitting device comprising same

A novel compound represented by the following Chemical Formula 1, and an organic light emitting device including the same.

Compound and organic light emitting device comprising the same

Provided is an organic light emitting device including a first organic material layer that comprises a compound of Formula 1: and a second organic material layer comprising a compound of Formula 2:

Organic light emitting diode

The present application relates to a compound of Chemical Formula 1 and an organic light emitting device including the same:

Compound and organic light-emitting device comprising same

Provided is an organic light emitting device including a first electrode; a second electrode opposite to the first electrode; and a first organic material layer and a second organic material layer provided between the first electrode and the second electrode, wherein the first organic material layer includes a compound of Chemical Formula 1:

Provided is a fluorene derivative of Chemical Formula 1: and an organic light emitting device comprising the same.

An organic light emitting device having a first organic material layer that includes a compound of Chemical Formula 1 and the second organic material layer that includes a compound of Chemical Formula 2,

Heterocyclic compound and organic light emitting element comprising same

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

Provided is an organic light emitting device comprising: an anode; a cathode; a light emitting layer provided between the anode and the cathode; and an organic material layer provided between the cathode and the light emitting layer, wherein the light emitting layer comprises a compound of Chemical Formula 1, and the organic material layer provided between the cathode and the light emitting layer contains a compound of Chemical Formula 2.

Organic light emitting device containing a light emitting layer an anthracene derivative, and an organic material layer containing a compound including as sustituents a cyano group and a nitrogen-containing heteroring

The present specification provides a hetero-cyclic compound and an organic light emitting device comprising the same.

Growing community of inventors

Daejeon, South Korea

Miyeon Han