Title:
有機電界発光素子及び電荷輸送材料
Document Type and Number:
Japanese Patent JP5778407
Kind Code:
B2
Abstract:
Provided is an organic electroluminescent element which has excellent luminous efficiency, excellent durability, low driving voltage and small voltage increase over time. The organic electroluminescent element comprises, on a substrate, a pair of electrodes, namely a positive electrode and a negative electrode, and at least one organic layer including a light emitting layer arranged between the electrodes. At least one of the organic layers contains a specific triphenylene compound (for example, one of the compounds represented by formulae).
Inventors:
Satoshi Kitamura
Yasuhisa Yoneda
Shundai Ise
Yasuhisa Yoneda
Shundai Ise
Application Number:
JP2010244821A
Publication Date:
September 16, 2015
Filing Date:
October 29, 2010
Export Citation:
Assignee:
UDC Ireland Limited
International Classes:
H01L51/50; C07C15/38; C07C25/22; C07F7/08; C09K11/06; G09F9/30; H01L27/32
Domestic Patent References:
| JP4474492B1 | ||||
| JP2005071983A |
Foreign References:
| WO2010074087A1 | ||||
| WO2009066641A1 | ||||
| WO2009066809A1 |
Attorney, Agent or Firm:
Patent Service Corporation Patent Office Sykes