Doosan Corporation

Solus Advanced Materials Co., Ltd.

Samsung Display Co., Ltd.

Dosan Corporation

Doosan Solus Co., Ltd.

Chang Jun Lee

Ho Cheol Park

Tae Hyung Kim

Seulong Kim

Eunjung Lee

Mi-Kyung Kim

Dongwoo Shin

Youngmi Beak

Jin Yong Shin

Young Mi Beak

Young Bae Kim

Hoe Moon Kim

HoCheol Park

Eun Jung Lee

Min-Sik Eum

Hyung Chan Bae

Dong-Woo Shin

Chang-Woong Chu

Seul-Ong Kim

Mikyung Kim

Changwoong Chu

Hocheol Park

In Hyuk Lee

Ho-Cheol Park

Yong Hwan Lee

Jiyi Kim

Min Sik Eum

Hyunjong Jo

Jinyong Shin

Sung Moo Kim

Jin Young Shin

Young Mi Baek

The present disclosure provides an organic electroluminescent device including: an anode; a cathode; and one or more organic material layers interposed between the anode and cathode and selected from the group consisting of a hole injection layer, a hole transporting layer, a light emitting layer, an electron transporting layer, and an electron injection layer, and further including a lifetime enhancement layer (LEL) between the light emitting layer and the electron transporting layer.

Organic electroluminescent device

The present disclosure relates to a novel compound having excellent hole injection capabilities and transport capabilities, light-emitting capabilities, and the like, and an organic electroluminescent device which includes the compound in one or more organic material layers thereof so as to improve characteristics such as light-emitting efficiency, driving voltage, and a service life.

Compound and organic electroluminescent device comprising same

Disclosed is a novel benzimidazole compound having excellent hole injection and transport capabilities, light-emitting capabilities, and the like, and an organic electroluminescent device which comprises the benzimidazole compound in one or more organic material layers thereof so as to thereby achieve enhanced characteristics, such as light-emitting efficiency, driving voltage, and lifespan.

Compound and organic electroluminescent device comprising the same

The present invention relates to a novel indole-based compound having superior hole injection and transport capabilities, light-emitting capabilities, and the like, and an organic electroluminescent device which comprises the indole-based compound in one or more organic layers thereof so as to thereby achieve improved characteristics, such as light-emitting efficiency, driving voltage, and lifespan characteristics.

Organic light-emitting compound and organic electroluminescent device using same

The present disclosure relates to a novel compound and an organic electroluminescent element including the same, and the compound according to the present disclosure is used for an organic material layer of the organic electroluminescent element, thereby improving the light emitting efficiency, driving voltage, lifetime, and the like of the organic electroluminescent element.

Organic compound and organic electroluminescent element comprising same

The present invention provides an organic electroluminescent element which comprises: an anode; a cathode; and an organic layer interposed between the anode and the cathodes, wherein the organic layer comprises one or more types of layer from the group consisting of a hole-injection layer, hole-transport layer, light-emitting layer, lifetime enhancement layer, electron-transport layer, and electron-injection layer.

Organic electroluminescent element

The present invention relates to a novel compound and an organic electroluminescence device including the same, and the compound according to the present invention may be used in an organic material layer, preferably a light-emitting layer of an organic electroluminescence device, thereby enhancing the light-emitting efficiency, driving voltage, lifespan, and the like of the organic electroluminescence device.

Compound and organic electroluminescence device comprising same

The present invention relates to a novel indole-based compound having excellent hole injection and transport capabilities, light-emitting capabilities, and the like, and an organic electroluminescence device which includes the indole-based compound in one or more organic material layers thereof so as to improve characteristics such as light-emitting efficiency, driving voltage, and lifespan.

Compound and organic electroluminescence device including thesame

The present invention relates to a novel indole-based compound having excellent hole injection and transport capabilities, light-emission, and other properties, and to an organic electroluminescent device the luminous efficiency, driving voltage, service life, and other characteristics of which are improved due to containing the compound in one or more organic material layers.

An organic light-emitting device includes a positive electrode, a negative electrode and at least one organic material layer between the positive electrode and the negative electrode. The at least one organic material layer includes a hole-injecting layer, a hole-transporting layer, an emission layer, an electron-transporting layer, and an electron-injecting layer, and the emission layer includes a host material and a dopant material. In addition, a lifetime enhancement layer including a bipolar compound is positioned between the emission layer and the electron-transporting layer.

Organic light-emitting device

Growing community of inventors

Ansan-si, South Korea

Chang Jun Lee