Lg Display Co., Ltd.

Lg Chem, Ltd

Solus Advanced Materials Co., Ltd.

Material Science Co., Ltd.

Seonkeun Yoo

Jeongdae Seo

Jicheol Shin

Seunghee Yoon

Hyoseok Kim

Sunghoon Joo

Heejun Park

Soyoung Jang

Shinhan Kim

Hyeseung Kang

Min Ro Yun

Sunghoon Kim

Sangbeom Kim

Jun Woo Yun

Tae Wan Lee

JooYong Yoon

SungJae Lee

Yonghan Lee

Jeonghoe Heo

Dohan Kim

Jungkeun Kim

Seong-Min Park

Dong Hun Lee

Byungsoo Kim

Dongheon Kim

DongHeon Kim

JungSoo Park

Sunjae Kim

ChangWook Han

Seongsu Jeon

EunJung Park

Inbum Song

Jae Yi Sim

SunKap Kwon

Joo Yong Yoon

Sang-Hoon Hong

Hanbyeol Seok

Young Mo Kim

Wan Hong

Joon Shik Yoon

JiHo Baek

Gwangyong Kim

Min Seong Yun

HyunChul Choi

Minchul Jun

YongHan Lee

Eunjung Park

Sungjae Lee

Jooyong Yoon

An organic electric element, a display panel, and a display device including the organic electric element are provided. The organic electric element includes a charge generating layer including a first layer comprising a first compound and a second compound and a second layer comprising a third compound so that they may have excellent efficiency or lifespan.

Organic electric element, display panel comprising the same and display device comprising the same

Provided are an organic electric element, a display panel and a display device including the organic electric element which include a charge generating layer including a first layer comprising a first compound and a second compound and a second layer comprising a third compound so that they may have excellent efficiency or lifespan.

Provided are an organic electric element, a display panel and a display device having high efficiency or long life by including layers having excellent hole transport ability and carrier resistance.

Provided are an organic electric element, a display panel and a display device including the organic electric element which include a charge generating layer including a first layer comprising a first compound and a second compound and a second layer comprising a third compound so that they can have excellent efficiency or lifespan.

The present disclosure provides an organic light-emitting device comprising a novel compound. When the novel compound is applied as a hole transport material to an organic light emitting device, the novel compound allows the device to have improved drive voltage, efficiency and lifespan characteristics.

Organic light emitting device

Disclosed is a novel compound and an organic light-emitting device. The novel compound is represented by the following Chemical Formula 1, and when the novel compound is used as a material for a hole transport layer of an organic light emitting device, the novel compound allows the device to have lowered drive voltage, and improved efficiency and lifespan characteristics.

Compound and organic light emitting device including the same

Disclosed herein is a compound for electron transport material and an organic light emitting diode including the same. The compound for electron transport material is represented by the following Formula 1. Since the compound for electron transport material, as represented by Formula 1, contains a triazine structure, the compound has high electron mobility and is thus suitable as an electron transport material. The organic light emitting diode includes an electron transport layer formed of the compound as represented by Formula 1 and thus can have increased lifespan.

Compound for electron-transport material and organic light emitting diode including the same

Disclosed is an organic electroluminescent device with lowered driving voltage, and enhanced efficiency and lifetime.

Organic compound and organic electroluminescent device comprising the same

An organic electric element, a display panel and a display device including the organic electric element are provided. The organic electric element includes a first electrode; a second electrode; and an organic layer positioned between the first electrode and the second electrode. The organic layer includes a first layer having a first compound and a second compound, and a emitting layer having a third compound. A specific general formula related to energy levels of the component compounds is satisfied so that they may have excellent efficiency or lifespan.

The present disclosure provides a novel compound and an organic light-emitting device comprising the same. When the novel compound is applied as a hole transport material to an organic light emitting device, the novel compound allows the device to have improved drive voltage, efficiency and lifespan characteristics.

Disclosed herein are an organic light emitting diode including: at least two light emitting stacks interposed between an anode and a cathode and including at least one light emitting material layer; and a charge generation layer interposed between the light emitting stacks. The charge generation layer includes an N-type charge generation layer and a P-type charge generation layer, wherein the N-type charge generation layer and the P-type charge generation layer are stacked in such direction for the N-type charge generation layer to face the anode and for the P-type charge generation layer to face the cathode. The N-type charge generation layer includes a compound represented by Formula 1. The P-type charge generation layer includes any one selected from the group consisting of a compound represented by Formula 2, a compound represented by Formula 3, and a combination thereof. The material for N-type charge generation layers and the material for P-type charge generation layers of the disclosure can secure low driving voltage and long lifespan of an organic light emitting diode when used in the organic light emitting diode. Compounds of Formulae 1, 2, and 3 are as defined herein.

Organic light emitting diode

Provided are an organic electric element, a display panel and a display device including the organic electric element. The organic electric element includes a specific compound and satisfies a specific general formula related to energy levels of the component compounds so that they can have excellent efficiency or lifespan.

The present invention provides a novel compound of an amine derivative including a spiro compound. The novel compound has excellent hole transport characteristics. Thus, when the novel compound is applied to a hole transport layer, an auxiliary hole transport layer and an electron blocking layer of an organic light-emitting device, the device realizes low driving voltage, high efficiency, high thermal stability and long life-span. Further, when the novel compound is applied as a blue light-emitting material, the device realizes a low driving voltage and high efficiency.

Compound and organic light-emission device

Growing community of inventors

Gunpo-si, South Korea

Seonkeun Yoo