Title:
ORGANIC ELECTROLUMINESCENT ELEMENT, COMPOUND, COMPOSITION, AND ELECTRONIC DEVICE
Document Type and Number:
Japanese Patent JP2018139275
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an organic electroluminescent element capable of improving luminous efficiency.SOLUTION: The organic electroluminescent element has a luminescent layer including: a first compound having a delayed fluorescent property and a second compound represented by the following general formula (2). (In the general formula (2), one of Xand Xis a carbon atom to which a group represented by a specific formula is bonded, and the other one is CR.)SELECTED DRAWING: None
Inventors:
SAITO MASATOSHI
YOSHIDA KEI
OGIWARA TOSHINARI
YOSHIZAKI KEI
KAWAMURA YUICHIRO
YOSHIDA KEI
OGIWARA TOSHINARI
YOSHIZAKI KEI
KAWAMURA YUICHIRO
Application Number:
JP2017033951A
Publication Date:
September 06, 2018
Filing Date:
February 24, 2017
Export Citation:
Assignee:
IDEMITSU KOSAN CO
International Classes:
H01L51/50; C07D209/86; C09K11/06
Attorney, Agent or Firm:
Intellectual Property Office