Title:
ビピリジン系化合物及びそれを含む有機膜を備えた有機発光素子
Document Type and Number:
Japanese Patent JP5202422
Kind Code:
B2
Abstract:
The invention is directed to bipyridine-based compounds and organic light emitting diodes (OLED) including organic layers comprising the bipyridine-based compound. OLEDs including organic layers comprising the bipyridine-based compounds have low driving voltages, high current densities, high efficiencies and long lifetimes.
Inventors:
Kim Kim
Liang Accept
Declaration
Lee Yeon
Liang Accept
Declaration
Lee Yeon
Application Number:
JP2009097935A
Publication Date:
June 05, 2013
Filing Date:
April 14, 2009
Export Citation:
Assignee:
Samsung Display Co.,Ltd.
International Classes:
H01L51/50; C07D213/22
Domestic Patent References:
| JP2005317297A | ||||
| JP2003336043A | ||||
| JP4234849A | ||||
| JP2004002297A |
Foreign References:
| EP1690847A1 | ||||
| EP1231207A1 | ||||
| EP0061128A1 | ||||
| US20060019116 |
Attorney, Agent or Firm:
Yoshifumi Saeki
Takashi Watanabe
Takashi Watanabe