Kyulux, Inc.

Hiroaki Ozawa

Ayataka Endo

Hayato Kakizoe

Jorge Aguilera-Iparraguirre

Yoshitake Suzuki

Shuo-Hsien Cheng

Yu Seok Yang

Naoto Notsuka

YuSeok Yang

Yong Joo Cho

Kaori Fujisawa

Makoto Yoshizaki

Kiyomasa Sueishi

Kousei Kanahara

Momoko Morio

Yuka Kodama

Kei Morimoto

Terumichi Enomoto

Cheok-Lam Wong

Aiko Goto

Takahiro Kashiwazaki

A compound of the following structure has excellent luminescence characteristics. One of Xand Xis N and the other is B, and Rto R, A, and Aare H or substituents.

Compound, light-emitting material and organic light-emitting element

An organic light emitting element produced by using a light emitting composition that contains both a first compound having a PBHT value more than 0.730 and a second compound having Elower than that of the first compound and ΔEless than 0.20 eV is excellent in durability. Eis the lowest excited singlet energy level, ΔEis the difference between the lowest excited singlet energy level and the lowest excited triplet energy level.

Composition, film, organic light emitting element, method for providing light emitting composition, and program

To improve the emission efficiency, the driving voltage and the lifetime of an organic light-emitting device using a delayed fluorescent material. A host material for a delayed fluorescent material, containing a compound represented by the following general formula: Rto Reach are a substituent not containing a cyano group, n1 to n5 each are 0 to 4, Ar is a monocyclic arylene group or a monocyclic heteroarylene group.

Host material, composition, and organic electroluminescent element

The present disclosure relates to compounds of Formula (I) and (II):

Composition of matter for use in organic light-emitting diodes

The present disclosure relates to compounds capable of emitting delayed fluorescence, and uses of the compounds in organic light-emitting diodes.

The present disclosure relates to compounds of Formula (I) as useful materials for OLED's. X is O or S; Yto Yare N or R&#x2014;C; at least one of R and Rto Ris CN or heteroaryl; and at least other one of R and Rto Ris diarylamino. 

Growing community of inventors

Fukuoka, Japan

Hiroaki Ozawa