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US 2019/0292181 A1Published application
Composition of matter for use in organic light-emitting diodes
AssigneeKyulux, Inc.
InventorsYu Seok Yang, Shuo-Hsien Cheng, Hiroaki Ozawa, Yoshitake Suzuki, Naoto Notsuka, Ayataka Endo, Hayato Kakizoe, Jorge Aguilera-Iparraguirre
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Abstract
The present disclosure relates to compounds capable of emitting delayed fluorescence, and uses of the compounds in organic light-emitting diodes.
Claims21
-172. (canceled)
A compound of Formula (I):
- wherein
- Z1 represents H or
- Z2 represents H or
- Z3 represents H or
- Z4 represents H or
- D is selected from
- each R1, R2, R3, and R4 is independently selected from H, deuterium, alkyl, and aryl;
- X and X′ are independently selected from C(H), and N;
- no more than one instance of X is N;
- no more than one instance of X′ is N;
- and
- Y is selected from C and Si.
9 more elements
Dependencies are inferred from the claim text.