Organic light-emitting diode, display and illuminating device

US8580403B2 · kind B2 · utility

Assignee

• Kabushiki Kaisha Toshiba · JP

Inventors

• Yukitami Mizuno · Kozushima, JP
• Isao Amemiya · Yamanashi, JP
• Akiko Hirao · Chiba, JP
• Isao Takasu · Setagaya, JP
• Tomoko Sugizaki · Kawasaki, JP
• Akio Amano · Machida, JP
• Yasushi Shinjo · Kawasaki, JP
• Tomoaki Sawabe · Taito, JP
• Shintaro Enomoto · Yokohama, JP

Key dates

• Filing date: Sep 2, 2011
• Grant date: Nov 12, 2013
• Expiry date: Dec 15, 2031

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10K2101/10

Abstract

According to one embodiment, there is provided an organic light-emitting diode including an anode and a cathode which are arranged apart from each other, and an emissive layer interposed between the anode and the cathode and including a host material and an emitting dopant. The host material includes a polymer containing dibenzothiophene backbones represented by the following formula (1) as repeating units:wherein n is an integer of from 20 to 10,000.