公开(公告)号：US11696492B2

公开(公告)日：2023-07-04

申请号：US16807898

申请日：2020-03-03

Applicant: Universal Display Corporation

Inventor： Hsiao-Fan Chen ,  Daniel W. Silverstein ,  Peter Wolohan ,  Tyler Fleetham ,  Jason Brooks ,  Charles J. Stanton, III ,  Olexandr Tretyak ,  Raghupathi Neelarapu ,  Katarina Rohlfing ,  Douglas Williams

IPC: H01L51/54 ,  H01L51/00 ,  C07F15/00 ,  C09K11/06 ,  H01L51/50

CPC classification number: H01L51/0087 ,  C07F15/0086 ,  C09K11/06 ,  C09K2211/1074 ,  C09K2211/185 ,  H01L51/5012 ,  H01L51/5016

Abstract: A novel compound having a benzimidazole based structure is disclosed that is selected from one of the following structures:




The compound is useful in improving photophysical performance of OLEDs.

公开(公告)号：US11802136B2

公开(公告)日：2023-10-31

申请号：US16718355

申请日：2019-12-18

Applicant: Universal Display Corporation

Inventor： Hsiao-Fan Chen ,  Morgan C. Macinnis ,  Nicholas J. Thompson ,  Tyler Fleetham ,  Jason Brooks ,  Scott Beers ,  Peter Wolohan ,  Sean Michael Ryno ,  Ivan Milas ,  Charles J. Stanton, III ,  Olexandr Tretyak ,  Raghupathi Neelarapu ,  Katarina Rohlfing ,  Douglas Williams

IPC: H10K50/11 ,  C07F15/00 ,  H10K85/30 ,  H10K99/00 ,  H10K101/10

CPC classification number: C07F15/0086 ,  H10K85/346 ,  H10K99/00 ,  H10K50/11 ,  H10K2101/10

Abstract: A compound having the following formula




is disclosed. The compound is useful as an emitter in OLED applications.

公开(公告)号：US11814403B2

公开(公告)日：2023-11-14

申请号：US16807877

申请日：2020-03-03

Applicant: Universal Display Corporation

Inventor： Hsiao-Fan Chen ,  Tyler Fleetham ,  Peter Wolohan ,  Jason Brooks ,  Pierre-Luc T. Boudreault ,  Charles J. Stanton, III ,  Olexandr Tretyak ,  Raghupathi Neelarapu ,  Katarina Rohlfing ,  Douglas Williams

IPC: H01L51/00 ,  C07F15/00 ,  H10K85/30 ,  H10K99/00

CPC classification number: C07F15/0086 ,  H10K85/346 ,  H10K99/00

Abstract: Tetradentate platinum complexes comprising an imidazole/benzimidazole carbene having a structure of Formula I




is disclosed. In Formula I, M is Pd or Pt. These platinum carbenes with the specific substituents disclosed herein are novel and provides phosphorescent emissive compounds that exhibit physical properties that can be tuned, such as sublimation temperature, emission color, and device stability.

公开(公告)号：US20200216481A1

公开(公告)日：2020-07-09

申请号：US16807877

申请日：2020-03-03

Applicant: Universal Display Corporation

Inventor： Hsiao-Fan Chen ,  Tyler Fleetham ,  Peter Wolohan ,  Jason Brooks ,  Pierre-Luc T. Boudreault ,  Charles J. Stanton, III ,  Olexandr Tretyak ,  Raghupathi Neelarapu ,  Katarina Rohlfing ,  Douglas Williams

IPC: C07F15/00 ,  H01L51/00

Abstract: Tetradentate platinum complexes comprising an imidazole/benzimidazole carbene having a structure of Formula I is disclosed. In Formula I, M is Pd or Pt. These platinum carbenes with the specific substituents disclosed herein are novel and provides phosphorescent emissive compounds that exhibit physical properties that can be tuned, such as sublimation temperature, emission color, and device stability.