Samsung Mobile Display Co., Ltd.

Samsung Electronics Co., Ltd.

Samsung Display Co., Ltd.

Samsung Sdi Co., Inc.

Sansung Sdi Co., Ltd.

Young-Hun Byun

Yi-Yeol Lyu

Das Rupasree Ragini

Lyong-Sun Pu

O-hyun Kwon

Hee-Kyung Kim

Myeong-Suk Kim

Seok Gyun Chang

Eun-Sil Han

Byoung-ki Choi

Jong-Hyoup Lee

Jong-Jin Park

O-Hyun Kwon

Young-Mok Son

Che-Un Yang

Sung-Hun Lee

Jong-jin Park

Shinichiro Tamura

Jhun-mo Son

Tae-Yong Noh

Jung-bae Song

Yu-Jin Kim

Sang-hoon Park

Woon-Jung Paek

Hae-Jung Son

Young-Hoon Kim

Jae-Ho Lee

Young-Hwan Kim

Byoung-Ki Choi

Hyun-Nam Cho

Joon-Yong Park

In-Nam Kang

Euk-che Hwang

Dong-woo Shin

Byeong-No Lee

Lyong Sun Pu

Hoon-Sik Kim

Duck-Joo Yang

Ok-Kyung Cho

Eun-sil Han

Sung-Joon Kim

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

A light emitting polymer includes a phosphorescence unit and a fluorescence unit. An organic light emitting device includes the light emitting polymer. The light emitting polymer can emit light of two or more colors according to a phosphorescent and fluorescent mechanisms, and thus the organic light emitting device including the light emitting polymer can have long lifetime, high brightness and excellent efficiency, and emit white light.

Light emitting polymer comprising phosphorescence unit and fluorescence unit and organic light emitting device comprising the light emitting polymer

Disclosed is a metal pattern composition including a conductive metal or a conductive metal precursor compound, and a carboxylic acid-amine base ion pair salt.

Metal pattern composition and method of forming metal pattern using the same

Provided are an organometallic complex providing highly efficient phosphorescence and an organic electroluminescence device using the organometallic complex represented by Formula 1: MLL'where M is Ir, Os, Pt, Pb, Re, Ru or Pd, L and L&#x2032; are different bidentate ligands, m is 1, 2 or 3, and n is 3&#x2212;m. 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.

Provided is a cyclometalated transition metal complex represented by Formula 1, Formula 2 or Formula 3: By including a new ancillary ligand, the cyclometalated transition metal complex can efficiently emit red light using a phosphor by intersystem crossing (ISC) of excitons to triplet states and then metal to ligand charge transfer (MLCT). An organic light emitting device prepared using the transition metal compound shows high luminous efficiency and high external quantum efficiency.

Cyclometalated transition metal complex and organic electroluminescence device using the same

Provided are a high-efficiency phosphorescent multinuclear copper complex and an organic electroluminescent device using the complex. The multinuclear copper complex can be used to form an organic layer of an organic electroluminescent device, and the organic electroluminescent device using the complex can emit light in the yellow to red wavelength region of 560 nm to 630 nm as a high-efficiency photoluminescent material, and provides a high brightness and a low turn-on voltage.

Phosphorescent multinuclear copper complex and organic electroluminescent device using the same

Provided is a cyclometalated transition metal complex represented by Formula 1: The cyclometalated transition metal complex contains a new ancillary ligand having a carboxylate acid or the like connected to a hetero ring, so that it can efficiently emit red light from a phosphorous material through intersystem crossing (ISC) to form triplet excitons and then metal to ligand charge transfer (MLCT). An organic light emitting device manufactured using the transition metal complex shows excellent luminous efficiency and external quantum efficiency.

Cyclometalated transition metal complex and organic light emitting device using the same

Provided are a high-efficiency, photoluminescent heteronuclear copper (I)-iridium (III) complex and an organic electroluminescent device using the complex. The photoluminescent heteronuclear copper (I)-iridium (III) complex can be used to form an organic layer of an organic electroluminescent device, can emit light of 590-630 nm as a high-efficiency, photoluminescent material, and provides a high brightness and a low turn-on voltage.

Phosphorescent heteronuclear copper(I)-iridium(III) complex and organic electroluminescence device using the same

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.

An organic light-emitting device including a first electrode, a second electrode, and an organic layer interposed between the first electrode and the second electrode. The organic layer includes at least one organosiloxane compound selected from organosiloxane compounds represented by An organic light-emitting device using the organosiloxane compound has a low operating voltage, high color purity, and high efficiency.

Organosiloxane compound and organic light-emitting device comprising the same

An aminostyryl compound represented by Formula 1: The organic light emitting device using the aminostyryl compound exhibits low driving voltage and improved brightness, efficiency, and color purity.

Aminostyryl compound, method of preparing the same, and organic light emitting device using the aminostyryl compound

A dimethylenecyclohexane compound represented by formula 1, a method of preparing the same, and an organic light emitting device using the dimethylenecyclohexane are provided.  The dimethylenecyclohexane compound can improve the driving voltage, efficiency and color purity of the organic light emitting device.

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

Provided herein are fluorene-based compounds including a fluorene or a spirofluorene structure at both terminals and a spacer including one or more atoms between the both terminals. The invention further provides an organo-electroluminescent device having an organic layer in which the fluorene-based compound is introduced. The fluorene-based compound can be readily manufactured using dry and wet processes, and the organo-electroluminescent device using the same has excellent properties in color purity, internal and external efficiency, and thermal, optical and electric stability.

Fluorene-based compound and organo-electroluminescent device using the same

Silyl-substituted cyclometalated transition metal complexes have good thermal stability and enabling highly efficient phospholuminescence and an organic electroluminescent device may use the Silyl-substituted cyclometalated transition metal complexes. The transition metal complexes, which are suitably used for forming an organic layer of the organic electroluminescent device, can emit light in the wavelength range of 400-650 nm, and induce white electroluminescence when combined with green or red luminescent materials.

Silyl-substituted cyclometalated transition metal complex and organic electroluminescence device using the same

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

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Yongin-si, South Korea

Young-Hun Byun