Samsung Mobile Display Co., Ltd.

Samsung Electronics Co., Ltd.

Samsung Sdi Co., Inc.

Samsung Display Co., Ltd.

Woon-Jung Paek

Myeong-Suk Kim

O-Hyun Kwon

Dong-Woo Shin

Byoung-Ki Choi

Eun-Sil Han

Lyong-Sun Pu

Byung-hee Sohn

Jhun-mo Son

Sang-hoon Park

O-hyun Kwon

Young-Mok Son

Che-Un Yang

Tae-Woo Lee

Jong-jin Park

Yu-Jin Kim

Yi-Yeol Lyu

Young-Hun Byun

Kyu-sik Kim

Byoung-ki Choi

Shinichiro Tamura

In-Nam Kang

Tae-yong Noh

In-sung Song

Jong-seob Kim

Sang-Hoon Park

Myung-Sup Jung

Ji-Hoon Lee

Das Rupasree Ragini

Tae-Yong Noh

Hee-Kyung Kim

Jung-bae Song

Dong-woo Shin

Soo-Hyoung Lee

Yu-ri Choi

Haa-Jin Yang

Eun-sil Han

Ouck Han

Provided are an organometallic complex providing highly efficient phosphorescence and an organic electroluminescence device using the same. The organometallic complex can be used to form an organic layer of the organic electroluminescence device, efficiently emits light of a wavelength corresponding to red light, and has high brightness and low operating voltage. The organometallic complex is represented by Formula (1) 

Organometallic complex and organic electroluminescence device using the same

Provided are an organic light-emitting compound that is a diarylethene derivative represented by Formula 1, and an organic electroluminescent (EL) device using the organic light-emitting compound, and a method of manufacturing the organic EL device: 

Organic light-emitting compound of CIS-diarylethene derivatives, organic electroluminescent device using the same, and method of manufacturing the device

The present invention provides an aromatic heterocyclic compound represented by Formula 1 below, an organic light-emitting diode including an organic layer comprising the aromatic heterocyclic compound, and a method of manufacturing the organic light-emitting diode: 

Aromatic hetrocyclic compound, organic light-emitting diode including organic layer comprising the aromatic hetrocyclic compound, and method of manufacturing the organic light-emitting diode

Provided are an organic light-emitting compound represented by Formula 1 and an organic electroluminescent (EL) device using the same: The organic light-emitting compound has thermostability and photochemical stability in addition to superior electrical features. The organic EL device using the organic light-emitting compound has low driving voltage, high efficiency, and superior color purity.

Organic light-emitting compound and organic electroluminescent device using the same

Provided are an indene derivative compound represented by Formula 1 below and an organic light emitting device including the same:X&#x2014;Ar&#x2014;Ar&#x2014;Y&#x2003;&#x2003;Formula 1  An organic light emitting device having improved driving voltage properties, brightness, efficiency and color purity can be prepared by including the indene derivative compound.

Indene derivative compound and organic light emitting device comprising the same

Provided are an organic light-emitting compound of Formula 1 and an organic light-emitting device using the organic light-emitting compound: 

Organic light-emitting compound and organic light-emitting device containing the same

Provided are a dimethylenecyclohexane compound represented by Formula 1 below, a method of preparing the same and an organic light emitting device comprising the dimethylenecyclohexane compound: The organic light emitting device comprising the dimethylenecyclohexane compound represented by Formula 1 has a low driving voltage, excellent efficiency and improved color purity.

Dimethylenecyclohexane compound, method of preparing the same and organic light emitting device comprising the dimethylenecyclohexane compound

Provided are a phenylphenoxazine- or phenylphenothiazine-based compound and an organic electroluminescent device using the same. The phenylphenoxazine- or phenylphenothiazine-based compound is easily prepared, easily dissolved, and has excellent hole injection properties and excellent thermal stability. Accordingly, the compound is suitable for an organic layer of the organic electroluminescent device, specifically, a hole injection layer or a hole transport layer. In addition, the compound is suitable for an organic pigment or an electronic material, such as a nonlinear optical material.

Phenylphenoxazine or phenylphenothiazine- based compound and organic electroluminescent device using the same

Provided are an anthracene derivative compound represented by Formula 1 below and an organic light-emitting device using the same: 

Anthracene derivative compound and organic light-emitting device including the same

A blue-emitting polymer in which a bisindenospirofluorene unit is incorporated in a polyarylene polymer backbone, and an organic EL device using the blue-emitting polymer as a light-emitting material. One example of the blue-emitting polymer may be represented by Formula 1: where Ar, Rthrough R, Xand X, M and n are defined in the specification. The organic EL device exhibits excellent emission efficiency, low turn-on voltage, good color stability and color purity.

Blue-emitting polymer and organic electroluminescent device using the same

A blue light polymer containing an indenocarbazole unit in its main polyarylene chain and an organoelectroluminescent device using the same are provided. The organoelectroluminescent device exhibits high luminous efficiency and high color purity.

Blue luminescent polymer and organoelectroluminescent device using the same

A spiro-based compound containing cyclopentaphenanthrene and fluorene, which is used for an organoelectroluminescent device and an organoelectroluminescent device having the spiro-based compound. The spiro-based compound containing cyclopentaphenanthrene and fluorene can be easily manufactured to have high solubility, high color purity, and good thermal stability. The spiro-based compound containing cyclopentaphenanthrene and fluorene is suitable as a substance for an organic film, in particular, an emission layer of an organoelectroluminescent device. Further, the spiro-based compound containing cyclopentaphenanthrene and fluorene can be used as an organic dye, or an electron material such as a non-linear optical material.

Spirocyclopentaphenanthrenefluorene-based compound and organoelectroluminescent device using the same

The present invention is related to a cyclopentaphenanthrene-based compound and an organic electroluminescence device using the same. In particular, the cyclopentaphenanthrene-based compound offers several advantages, including easy processibility, high solubility, superior color purity, color stability and thermal stability. Moreover, the cyclopentaphenanthrene-based compound may be used not only as a material for forming an organic layer of an organic electroluminescence device, particularly, a light-emitting layer, but also as a material of an organic pigment or nonlinear optical substance.

Cyclopentaphenanthrene-based compound and organoelectroluminescent device employing the same

A blue electroluminescent polymer having an indolocarbazole unit in the backbone of a polyarylene polymer and an organo-electroluminescent device using the same.

Blue electroluminescent polymer and organo-electroluminescent device employing the same

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Yongin-si, South Korea

Woon-Jung Paek