Title:
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
Document Type and Number:
Japanese Patent JP2021109872
Kind Code:
A
Abstract:
To provide compounds exhibiting low voltage, high efficiency and long lifetime organic light emitting diode/device (OLED) properties, and devices utilizing the same.SOLUTION: A compound is represented by the formula I in the figure. (RA and RB are 0, 1 or the maximum number of allowed substitutions; R1, R2, R3 and R4 are H, deuterium, alkyl, or the like; RA and RB are H, deuterium, halogen, or the like; the total number of carbon atoms included is 10 or more; and X is CH3, CH2D, CHD2, or CD3.)SELECTED DRAWING: Figure 1
Inventors:
TSAI JUI-YI
ALEXEY BORISOVICH DYATKIN
PIERRE-LUC T BOUDREAULT
BERT ALLEYNE
ALEXEY BORISOVICH DYATKIN
PIERRE-LUC T BOUDREAULT
BERT ALLEYNE
Application Number:
JP2020213234A
Publication Date:
August 02, 2021
Filing Date:
December 23, 2020
Export Citation:
Assignee:
UNIVERSAL DISPLAY CORP
International Classes:
C07F15/00; C09K11/06; G09F9/30; H01L51/50
Attorney, Agent or Firm:
Koichi Hirota
Yoshihiro Nagare
Naoko Matsuda
Yoshihiro Nagare
Naoko Matsuda