Sfc Co., Ltd.

Hodogaya Chemical Co., Ltd.

Sensata Technologies, Inc.

Samsung Display Co., Ltd.

Young-Hwan Park

Soon-Wook Cha

Seo-Yeon Yoon

Sang-Woo Park

So Young Shim

Yoona Shin

Ji-Hwan Kim

Jung-Ho Yoo

Chang-Hee Lee

Jea-Geon Lim

Takeshi Yamamoto

Sung Woo Kim

Shuichi Hayashi

Shunji Mochizuki

Yuta Hirayama

Hyeon Jun Jo

Sung-Wan Pyo

Oun-Gyu Lee

Myeong-Suk Kim

Bong-Ki Shin

Jong-Tae Je

Seok-bae Park

Hee-Dae Kim

Sung-Hoon Joo

Sungeun Choi

Su-jin Kim

Ji-hwan Kim

Jan J Stiekel

Sung-hoon Joo

Hyeon-jun Jo

Sung-eun Choi

Soung Wook Kim

Jeong-Soo Kim

Yeon-Kwon Ryu

Si-In Kim

Ji-Hwam Kim

Byung-Sun Yang

Sung-Keun Choi

Dong-Won Han

Hyeon-Jun Jo

Sung-Eun Choi

Su-Jin Kim

Snag-Woo Park

Disclosed herein are a compound represented by Chemical Formula A or Chemical Formula B and an organic light-emitting diode comprising the same.

Organic light-emitting compound and organic light-emitting diode comprising same

An organic light-emitting element according to the present invention employs a polycyclic aromatic derivative compound in a light-emitting layer inside the element, and further comprises a capping layer. Thus, the organic light-emitting element can be made highly efficient and can be useful for a device selected from among a flat panel display device, a flexible display device, a monochrome or white flat panel lighting device, and a monochrome or white flexible lighting device.

Organic light-emitting element using polycyclic aromatic derivative compound

The present disclosure relates to an organic light-emitting diode and, more particularly, to an organic-light-emitting diode comprising: a first electrode; a second electrode facing the first electrode; and a light-emitting layer intercalated between the first electrode and the second electrode, wherein the light-emitting layer comprises at least one of the amine compounds represented by the following Chemical Formula A and at least one of the anthracene compounds represented by the following Chemical Formula B or C. The structures of Chemical Formulas A to C are the same as in the specification.

Organic light-emitting diode having long lifespan, low voltage, and high efficiency property

It is an object of the present invention to provide an organic EL element including a capping layer constituted by two layers consisting of a first capping layer and a second capping layer that has a refractive index that is higher than that of the first capping layer, in order to improve the light extraction efficiency compared with an organic EL element including a capping layer constituted by a single layer. The present invention provides an organic electroluminescent element at least including an anode, a hole transport layer, a light emitting layer, an electron transport layer, a cathode, and a capping layer arranged in this order, wherein the capping layer has a structure constituted by two layers consisting of a first capping layer and a second capping layer, a refractive index of the second capping layer is higher than a refractive index of the first capping layer throughout a wavelength range from 450 to 650 nm, and the second capping layer contains an arylamine compound having a specific structure.

Organic electroluminescence element

Disclosed herein is an organic light emitting diode, comprising: a first electrode; a second electrode facing the first electrode; and a light emitting layer interposed between the first electrode and the second electrode, wherein the light-emitting layer contains at least one of the anthracene derivatives represented by the following Chemical Formula A and having an orbital energy level of TTA phenomenon-based singlet generation in which the second triplet excited orbital energy level (T) is higher than two times the lowest triplet excited orbital energy level (T) (T&#x3e;2T).

Organic light emitting diode with high efficiency

Disclosed herein are provided an amine compound represented by the following [Chemical Formula A] or [Chemical Formula B], and an organic light-emitting diode comprising the same. 

Amine compounds for organic light-emitting diode and organic light-emitting diode including the same

The present disclosure relates to an organic light-emitting diode: comprising a first electrode; a second electrode facing the first electrode; and a hole transport layer and a light-emitting layer disposed in that order between the first and the second electrode, wherein the light-emitting layer includes a host and a hole assistant material represented by the following Chemical Formula A, the hole assistant material having a highest occupied molecular orbital (HOMO) energy level lower in absolute value than that of the host.

Organic light-emitting diode having long lifespan property

The present disclosure relates to an organic light-emitting diode which can operate at a low voltage with high efficiency and exhibits the effect of having an alleviated luminance reduction rate in a low dynamic range. More particularly, the organic light-emitting diode comprises: a first electrode; a second electrode facing the first electrode; and a light-emitting layer and a charge balance control layer arranged sequentially between the first and the second electrode, wherein the light-emitting layer includes at least one of amine derivative compounds represented by the following Chemical Formula A and the charge balance control layer includes at least one of anthracene derivative compounds represented by the following Chemical Formula B or C. The structures of Chemical Formulas A, B, and C are as defined in the specification.

Organic light-emitting diode having alleviated luminance reduction in low dynamic range

Disclosed herein is an organic light-emitting diode, comprising: a first electrode, a second electrode opposite the first electrode, and a light-emitting layer and an electron-density-controlling layer in that order between the first electrode and the second electrode, wherein the electron-density-controlling layer includes at least one selected from among compounds represented by Chemical Formulas A to D, and the light-emitting layer includes at least one anthracene compound represented by Chemical Formula H. The electron-density-controlling layer may be disposed between the light-emitting layer and an electron transport layer.

Organic light emitting diode for high efficiency

The present invention relates to an organic light-emitting diode which can operate at a low voltage and has a long lifespan compound and, more particular, to an organic light-emitting diode, comprising: a first electrode; a second electrode facing the first electrode; and a light-emitting layer and an electron transport layer sequentially arranged between the first and the second electrode, wherein the light-emitting layer contains at least one of the amine compounds represented by following Chemical Formula A or Chemical Formula B, and the electron transport layer contains at least one of the compounds represented by the following Chemical Formula E. The structures of Chemical Formulas A, B, and E are as shown in the specification.

Organic light-emitting diode with high efficiency

The present invention relates to an anthracene derivative selected from among compounds represented by Chemical Formulas A-1, A-2, B-1, and B-2, and an organic light-emitting device including the same. Structures of individual moieties in the anthracene derivative are as defined in the specification.

Compound for organic light-emitting device and organic light-emitting device including same

Disclosed herein is an organic light-emitting diode, comprising: a first electrode; a second electrode facing the first electrode; and a light-emitting layer and an electron density control layer in that order between the first electrode and the second electrode, wherein the electron density control layer includes at least one selected from among compounds represented by the following Chemical Formulas A to D, and the light emitting layer includes at least one anthracene compound represented by the following Chemical Formula H. The structures of Chemical Formulas A to D and H are as described in the specification.

Organic light emitting diode of high efficiency

Disclosed is an apparatus for evaluation of a deposition process in organic thin film-manufacturing processes using a chamber employing a deposition-preventing plate, by which it can be predicted whether a thin film layer formed on the deposition-preventing plate will be delaminated. Also provided is a method for evaluating a deposition process of an organic material, using the apparatus.

Apparatus for evaluation of deposition process in manufacturing of organic thin film

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Cheongju-si, South Korea

Young-Hwan Park