Samsung Mobile Display Co., Ltd.

Samsung Sdi Co., Inc.

Samsung Electronics Co., Ltd.

Samsung Display Co., Ltd.

Sansung Sdi Co., Ltd.

Eun-Sil Han

Lyong-Sun Pu

Das Rupasree Ragini

Yi-Yeol Lyu

Seok Gyun Chang

Jong-Hyoup Lee

Tae-Woo Lee

Myeong-Suk Kim

O-Hyun Kwon

Young-Hun Byun

Byoung-Ki Choi

Hae-Jung Son

Dong-Woo Shin

Woon-Jung Paek

Sang-Yeol Kim

Yu-Jin Kim

Jong-Jin Park

Tae-Yong Noh

Mu-Gyeom Kim

Tae-yong Noh

Sang-hoon Park

Dal-Ho Huh

Young-Mok Son

Hee-Kyung Kim

Jung-bae Song

Joon-Yong Park

Young-Kwan Lee

Jong-jin Park

Sang-Hoon Park

Ji-Hoon Lee

O-hyun Kwon

Che-Un Yang

Shinichiro Tamura

Yu-ri Choi

Haa-Jin Yang

Jae-Do Nam

An organometallic complex that increases an energy band gap between HOMO and triplet MLCT states, and enables highly efficient phospholuminescence and can be used for an organic electroluminescent device. The organometallic complex, which is suitably used for forming an organic layer of the organic electroluminescent device, provides a luminescence maximum emission in the wavelength range of 400-650 nm, and induces white electroluminescence when combined with green or red luminescent materials.

Organometallic complexes 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

In a method of forming a conductive layer, a conductive layer formed using the method, an organic electroluminescent device including the conductive layer, and a method of manufacturing the organic electroluminescent device, the method of forming the conductive layer comprises: pre-treating a substrate in order to improve adhesive force; coating a mixture solution which contains a sulfonate-based catalyst and a solvent on the substrate, and then drying the coated product; and performing vapor-phase polymerization by contacting the substrate on which the catalyst is coated with monomers which make up a conductive polymer in a vapor phase. The conductive layer obtained using the method of forming a conductive layer has high conductivity, high transmittance with respect to light having a wavelength of 300 nm to 700 nm, uniform thickness, and thermal-chemical stability.

Conductive layer and organic electroluminescent device including the same

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 a conducting polymer composition and an electronic device including a layer formed using the conducting polymer composition. The conducting polymer composition contains: at least one compound selected from the group consisting of a siloxane compound of formula (1) below, a siloxane compound of formula (2) below, and a silane compound of formula (3) below; and a conducting polymer: where R, R, X, X, X, X, X, X, X, X, X, X, X, X, X, X, X, X, X, X, X, X, D, p, m, q, and r are the same as described in the detailed description of the invention. The electronic device including a layer formed using the conducting polymer composition has excellent electroluminescent characteristics and long lifetime.

Conducting polymer composition and electronic device including layer obtained using the conducting polymer composition

A composition including a conducting polymer and an ionomer, and an opto-electronic and an electronic device including the composition are provided. The composition is prepared by doping a conducting polymer with an ionomer which has a low water uptake, has a low content of by-products decomposed by a reaction with electrons, and can crosslink with the conducting polymer. Thus, the opto-electronic device including the composition has improved device performance such as device efficiency and lifetime.

Composition of conducting polymer and organic opto-electronic device employing 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 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

A white organic light emitting device includes an anode, a cathode, a charge generation layer arranged between the anode and the cathode and an organic layer arrangement arranged between the anode and the cathode, the organic layer arrangement including a green light emitting layer, a blue light emitting layer, and a red light emitting layer, one of the green light emitting layer, the blue light emitting layer, and the red light emitting layer includes a first light emitting layer and second light emitting layer, the charge generation layer being arranged between the first light emitting layer and the second light emitting layer.

White organic light emitting device

A composition including a conducting polymer and an ionomer, and an opto-electronic device including the composition are provided. The composition is prepared by doping a conducting polymer with an ionomer which has stabilized association with the conducting polymer backbone, has a low water uptake, has a low content of by-products decomposed by a reaction with electrons, and can physically crosslink with the conducting polymer. Thus, the opto-electronic device including the composition has improved device performance such as device efficiency and lifetime.

Provided are a highly efficient phosphorescent organometallic complex and an organic electroluminescent (EL) device using the same. The organometallic complex can be used in the formation of an organic layer of the organic EL device, and can emit light in a red wavelength range as a highly efficient phosphorescent material. The organic EL device using the organometallic complex can exhibit high brightness and a low driving voltage.

Organometallic complex and organic electroluminescent device using the same

A cyclometalated transition metal complex very efficiently emits phosphorescent light and an organic electroluminescent device using the same. The transition metal complex is suitable for an organic layer of an organic electroluminescent device, can emit light with a wavelength of 400 to 650 nm, and can emit white light when used with a red emissive material or a green emissive material.

Cyclometalated transition metal complex and organic electroluminescent device using the same

A conductive organic/inorganic complex composition, a method of preparing the composition, a thin conductive organic/inorganic complex film prepared using the composition, an organic electroluminescent device comprising the thin conductive organic/inorganic complex film, and a method of manufacturing the organic electroluminescent device. The conductive organic/inorganic complex composition is prepared by mixing a mixed solution comprising a conductive polymeric monomer, an oxidizing agent, and an alcohol solvent with a silica sol solution comprising an organosilicon compound, water, an acid catalyst, and an alcohol solvent. According to the present invention, the conductive organic/inorganic complex composition is hydrophobic and insoluble in water and an organic solvent, has a high mechanical strength, and is thermally and chemically stable. Further, a compositional composition of the conductive organic/inorganic complex composition can be changed over a wide range.

Conductive organic/inorganic composite composition and organic electroluminescent device comprising the same

A cyclometalated transition metal complex exhibiting phosphorescence with high efficiency and an organic electroluminescent display device using the same are provided. This transition metal complex can be used in forming an organic film of an organic electroluminescent display device. The transition metal complex can emit light at the wavelength range of 400 to 650 nm. Further, the complex can emit white light by using a green light emitting material or a red light emitting material together.

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Yongin-si, South Korea

Eun-Sil Han