Patent Number: 7,820,478

Title: Light-emitting device

Abstract: To provide a light-emitting device which can emit light with high luminance and high efficiency, and is excellent in durability. The light-emitting device includes an organic compound layer containing a phenanthroline compound represented by the general formula [I] and a carbonate.

Inventors: Hasegawa; Toshinori (Yokohama, JP), Suzuki; Koichi (Yokohama, JP), Okajima; Maki (Tachikawa, JP), Kimura; Toshihide (Kawasaki, JP)

Assignee: Canon Kabushiki Kaisha

International Classification: H01L 51/40 (20060101)

Expiration Date: 2018-10-26 0:00:00