Samsung Display Co., Ltd.

Samsung Displayco., Ltd.

Xiulan Jin

Hiroaki Itoi

Ichinori Takada

Hideo Miyake

Masatsugu Ueno

Takuya Uno

Junta Fuchiwaki

Koushin Matsuoka

Asami Sakamoto

Naoya Sakamoto

Nobutaka Akashi

Hiromi Nakano

Shuri Sato

Ichiro Imada

Ikuo Sasaki

An organic electroluminescence device includes a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region, an electron transport region on the emission layer, and a second electrode on the electron transport region. The hole transport region includes a monoamine compound represented by the following Formula 1:

Organic electroluminescence device and monoamine compound for organic electroluminescence device

Provided is a luminescence device including a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region, wherein the hole transport region may include a polycyclic compound represented by Formula 1, thereby exhibiting a long service life and high efficiency.

Luminescence device and polycyclic compound for luminescence device

The present disclosure herein relates to a luminescence device including a polycyclic compound represented by Formula 1 in at least one functional layer and achieving a low driving voltage, high efficiency, and long life, and a polycyclic compound represented by Formula 1 below.

An organic electroluminescence device and a monoamine compound for an organic electroluminescence device are provided. The monoamine compound is represented by Formula 1. In Formula 1, FR is a phenanthryl group which is substituted with one phenyl group.

An organic electroluminescence device is provided, which may include a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region. The hole transport region may include a diamine compound represented by Formula 1, thereby exhibiting high light emission efficiency.

Organic electroluminescence device and diamine compound for organic electroluminescence device

An organic electroluminescence device comprising an amine compound is represented by Formula 1 as a hole transport material. where Ar, Ar, Ar, and Lare as defined in the specification.

Organic electroluminescence device and amine compound for organic electroluminescence device

Provided is an organic electroluminescence device, including a first electrode, a hole transport region that is on the first electrode and includes an amine compound represented by the following Formula 1, an emission layer on the hole transport region, an electron transport region on the emission layer, and a second electrode on the electron transport region, 

An monoamine compound and an organic electroluminescence device including the monoamine compound, the monoamine compound being represented by the following Formula 1: 

Monoamine compound and organic electroluminescence device including the same

A material for an organic electroluminescent device having high emission efficiency and long life and an organic electroluminescent device including the same. The material for an organic electroluminescent device is represented by the following Formula 1. 

Material for organic electroluminescent device and organic electroluminescent device including the same

A amine compound and an organic electroluminescence device including the same, the amine compound being represented by Formula 1:  In Formula 1, at least one of Arto Aris a substituted or unsubstituted heteroaryl group.

Amine compound and organic electroluminescence device including the same

An organic electroluminescent device including an anode; an emission layer; an anode-side hole transport layer between the anode and the emission layer, the anode-side hole transport layer including an anode-side hole transport material, and being doped with an electron accepting material; an intermediate hole transport material layer between the anode-side hole transport layer and the emission layer, the intermediate hole transport material layer including an intermediate hole transport material; and an emission layer-side hole transport layer between the intermediate hole transport material layer and the emission layer and adjacent to the emission layer, the emission layer-side hole transport layer including an emission layer-side hole transport material represented by the following General Formula (1): 

Organic electroluminescent device

A material for an organic electroluminescent device having high emission efficiency is represented by following Formula 1: The material represented by Formula 1 may be included in at least one layer selected from a plurality of layers between an anode and an emission layer of an organic EL device.

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Yokohama, Japan

Xiulan Jin