Lg Chem, Ltd

Lg Display Co., Ltd.

Dongheon Kim

Minseung Chun

Dong Hoon Lee

Tae Yoon Park

Kongkyeom Kim

Hyungjin Lee

Hyoung Seok Kim

Sujeong Geum

Woochul Lee

Jiyeon Ahn

Sung Kil Hong

Ki Kon Lee

Wanpyo Hong

Nansra Heo

Ki Dong Koo

Joo Ho Kim

Sang Duk Suh

Hoyong Lee

Seongmi Cho

Ji Young Choi

Moung Gon Kim

Jungoh Huh

Yongbum Cha

Miyeon Han

Sang Young Jeon

Min Woo Jung

Chang Hwan Kim

Jeongdae Seo

Seonkeun Yoo

Young Seok Kim

Shinhan Kim

Jung Min Yoon

Younghee Lee

Jae Seung Ha

Yeon Hwan Kim

Jicheol Shin

Hyok Joon Kwon

Hwakyung Kim

Yun Hwan Kim

Jun Woo Yun

Yonghan Lee

Kyunghee Kim

Wooyung Jung

Heungwoo Choi

Wonjoon Heo

Hyoungcheul Kim

Sungjae Lee

Jooyong Yoon

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

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

An organic light emitting device including a first electrode, a second electrode, and a light emitting layer provided between the first electrode and the second electrode, wherein the light emitting layer includes a compound of Chemical Formula 1, a compound of Chemical Formula 2 and a compound of Chemical Formula 3.

Polycyclic compound and organic light emitting diode comprising same

Polycyclic compound and organic light-emitting device comprising same

Provided is an organic light emitting device that includes an anode, a cathode provided to face the anode, and one or more light emitting units provided between the anode and the cathode, wherein the organic light emitting device includes a charge generation layer provided between the anode and the one light emitting unit, or between the two light emitting units adjacent to each other among the light emitting units, the charge generation layer comprises a p-type charge injection layer, a p-type charge generation layer, or a layer which simultaneously injects and generates p-type charges, and the p-type charge injection layer, the p-type charge generation layer, or the layer which simultaneously injects and generates p-type charges has electric conductivity of 1×10S/cm or more.

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

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 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 an organic electroluminescent device comprising: a first electrode; a second electrode; and an organic material layer provided between the first electrode and the second electrode, wherein the organic material layer comprises a light emitting layer and an electron transfer layer, the light emitting layer comprises a first host material, a second host material and a dopant material, the first host material has a HOMO energy level of &#x2212;5.9 eV or lower, and the second host material has a HOMO energy level higher than a HOMO energy level of the first host material by 0.1 eV to 0.2 eV.

Organic electroluminescent device

The present application relates to a compound and an organic electronic device including the same.

Compound and organic electronic element comprising same

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

Growing community of inventors

Daejeon, South Korea

Dongheon Kim