公开(公告)号：US11261207B2

公开(公告)日：2022-03-01

申请号：US16423278

申请日：2019-05-28

Applicant: UNIVERSAL DISPLAY CORPORATION

Inventor： Hsiao-Fan Chen ,  Sean Michael Ryno ,  George Fitzgerald

IPC: H01L51/50 ,  C07F15/00 ,  H01L51/00

Abstract: A compound of Formula I useful as an emitter in OLED is disclosed.

公开(公告)号：US20200274076A1

公开(公告)日：2020-08-27

申请号：US16797220

申请日：2020-02-21

Applicant: Universal Display Corporation

Inventor： Diana Drennan ,  Sean Michael Ryno ,  George FITZGERALD ,  Tyler Fleetham ,  Jerald FELDMAN

IPC: H01L51/00 ,  C07D487/04

Abstract: A compound of Formula I: wherein each R1, R2, R3, and R4 is independently hydrogen or a substituent selected from the group consisting of deuterium, halide, alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, carbonyl, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, boryl, and combinations thereof; and wherein any two adjacent substituents are optionally joined or fused together to form a ring