Lg Chem, Ltd

Kongkyeom Kim

Minjun Kim

Dongheon Kim

Jungi Jang

Hyungjin Lee

Hyok Joon Kwon

Dong Hoon Lee

Ki Dong Koo

Sung Kil Hong

Hoyong Lee

Minseung Chun

Young Seok Kim

Min Woo Lee

Changhwan Shin

Wanpyo Hong

Woochul Lee

Yun Hwan Kim

Sangbin Lee

Donghee Kim

Jung Min Yoon

Tae Yoon Park

Sang Young Jeon

Seong So Kim

Seongmi Cho

Sujeong Geum

Hyoung Seok Kim

Ki Kon Lee

Younghee Lee

Joo Ho Kim

Jungoh Huh

Boonjae Jang

Jungha Lee

Nansra Heo

Ji Young Choi

Joongsuk Oh

Chang Hwan Kim

Jaesoon Bae

Minyoung Kang

Sung-Kil Hong

Seok-Hee Yoon

Sehwan Son

Jinyoung Lee

Hye Young Jang

Youn-Gu Lee

Moung Gon Kim

Dong Sik Kim

Jiyeon Ahn

Kidong Koo

Mina Kim

Hyo-Seok Kim

Okhee Kim

Hyunseok Jeong

Provided is an organic light emitting device comprising an anode; a cathode; and a light emitting layer provided between the anode and the cathode, wherein the light emitting layer comprises a first host material comprising a compound of Chemical Formula A:

Organic light emitting element

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

Compound and organic light emitting device comprising the same

Provided is a compound of Chemical Formula 1:

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

Cyclic compound and organic light emitting device comprising same

A compound of Chemical Formula 4 or 5: wherein: one of X1 and X2 is a direct bond, and the other is O, S, or CY1Y2, one of X3 and X4 is a direct bond, and the other is O, S, or CY3Y4, W1 to W4 are each independently N or CRa, and one or more of W1 to W4 are N, Y1 to Y4 are the same as or different from each other, and are each independently an alkyl group having 1 to 20 carbon atoms, and the other substituents are as defined in the specification; and an organic light emitting device comprising the same. The compound can lower the driving voltage, improve the light efficiency, and enhance service life characteristics of the device due to thermal stability of the compound.

Compound and organic electronic element comprising same

Carbazole-based compound and organic light emitting diode comprising same

Compound and organic light emitting diode comprising same

Provided is a compound of Formula 1: and an organic light emitting device including the same.

Compound and organic light-emitting device comprising same

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

Polycyclic compound and organic light emitting element comprising same

The present specification provides a benzocarbazole-based compound of chemical formula 1 and an organic light-emitting device comprising same. The benzocarbazole-based compound as a material of an organic material layer of the organic light emitting device provides enhanced efficiency, low driving voltage and increased lifetime. 

Benzocarbazole-based compound and organic light-emitting device comprising same

The present specification provides a compound of Chemical Formula 1, and an organic light emitting device including the same. The compound provides a low driving voltage, high light emission efficiency and a long lifetime of the organic light emitting device. 

Compound and organic light-emitting diode comprising same

Compound and organic light emitting device comprising same

Provided are anthracene derivatives of Chemical Formula 1: wherein: X1 is O or S; R1 and R2 are the same as or different from each other, and each independently is hydrogen, deuterium, a nitrile group, a halogen groups a substituted or unsubstituted alkyl group, a substituted or unsubstituted silyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heteroaryl group, or bond to adjacent groups to form a substituted or unsubstituted ring; Ar is a substituted or unsubstituted heteroaryl group comprising O or S; and a is an integer of 0 to 9, and b is an integer of 0 to 8, and when a is 2 or greater, R1s are the same as or different from each other, and when b is 2 or greater, R2s are the same as or different from each other. Also provided are organic light emitting devices comprising same.

Anthracene derivative and organic light-emitting device comprising same

The present specification relates to a heterocyclic compound of Chemical Formula 1, and an organic light emitting device including the same. The heterocyclic compound as a material of an organic material layer of the organic light emitting device provides enhanced efficiency, low driving voltage and enhanced lifetime properties. 

Heterocyclic compound and organic light-emitting device comprising same

The present specification relates to a heterocyclic compound of Chemical Formula 1, and an organic light emitting device comprising the same. The heterocyclic compound as a material of an organic material layer of the organic light emitting device provides enhanced efficiency, low driving voltage and increased lifetime. 

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Daejeon, South Korea

Kongkyeom Kim