Idemitsu Kosan Company, Limited

Yoichi Ikeda

Masahiro Kawamura

Yumiko Mizuki

Hirokatsu Ito

Tasuku Haketa

Hiroyuki Saito

Takeshi Ikeda

Hidetsugu Ikeda

Hiroaki Nakamura

Masatoshi Saito

Kota Terai

Hirofumi Kondo

Naoki Kurihara

Provided are an organic EL device having a high emission efficiency, a material for organic EL devices, which is capable of realizing the same, and the like. More specifically, provided are a compound represented by the following formula (1), a material for organic electroluminescence devices, which contains the compound, an organic electroluminescence device using the compound, and an electronic equipment provided with the organic electroluminescence device: 

Compound, material for organic electroluminescence element, organic electroluminescence element, and electronic device

The present invention provides a material useful as an organic electroluminescence device material, and particularly provides: a compound having, as a substituent, a substituted aromatic heterocyclic group having a specific structure wherein any of the 1-position to 6-position or the 7-position to 10-position of fluoranthene is substituted with a nitrogen atom; a material for low-voltage organic electroluminescence devices using the compound; and an organic electroluminescence device and an electronic equipment using the material.

Compound, material for organic electroluminescent elements using same, and organic electroluminescent element and electronic device each using same

A fused amine compound including a furan ring or a thiophene ring and an organic electroluminescence device employing the amine compound. The organic electroluminescence device includes a cathode, an anode, and one or more organic thin film layers which are disposed between the cathode and the anode. The organic thin film layers include a light emitting layer and at least one layer of the organic thin film layers includes at least one amine compound.

Oxygen-containing fused ring amine compound, sulfur-containing fused ring amine compound and organic electroluminescence device

A compound represented by the following formula (I), provided that the compound in which all of Rto Rare hydrogen atoms is excluded. 

Heterocycle-containing asymmetric aromatic compound, compound for organic thin film transistor, and organic thin film transistor using the same

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Itabashi-ku, Japan

Yoichi Ikeda