Universal Display Corporation

Other

Pierre-Luc T Boudreault

Zhiqiang Ji

Alexey Borisovich Dyatkin

Jui-Yi Tsai

Chuanjun Xia

Walter H Yeager

Scott Joseph

Bert Alleyne

Harvey Wendt

Wei-Chun Shih

Bin Ma

Suman Layek

Chun Lin

Vadim Adamovich

Hitoshi Yamamoto

Miguel A Esteruelas

Lichang Zeng

Jerald Feldman

Hsiao-Fan Chen

Enrique Oñate

Ana M Lopez

Zeinab M Elshenawy

Ting-Chih Wang

Michael Stewart Weaver

Tyler Fleetham

Mingjuan Su

Eric A Margulies

Alan Deangelis

David Zenan Li

Tongxiang Lu

Enrique Onate

Jason Brooks

Gregg Kottas

James J Fiordeliso

George Fitzgerald

Morgan C Macinnis

Adrian U Palacios

Sonia Bajo

Montserrat Oliván

Peter Wolohan

Rasha Hamze

Sean Michael Ryno

Ainhoa San Torcuato

Llorenç Benavent

Edward Barron

Geza Szigethy

Woo-Young So

Morgan C MacInnis

Alan DeAngelis

Joseph A Macor

Diana Drennan

Noah Horwitz

Esther Raga

Erik Mora

Michael Stuart Weaver

Nicholas John Thompson

Douglas Williams

Daniel W Silverstein

Paul M Lahti

Charles J Stanton, Iii

Raghupathi Neelarapu

Wystan Neil Palmer

Katarina Rohlfing

Olexandr Tretyak

Ana Lopez

Daniel Gomez-Bautista

Elena Sheina

Derek Wozniak

Neil Palmer

Provided are compounds of Formula Ir(L)(L)wherein:

Organic electroluminescent materials and devices

A compound comprising a ligand Lof Formula I, where G has a structure of is disclosed. In ligand L, Ring C is a 5-membered or 6-membered ring; K is a direct bond, O, or S; when K is O or S, Xis C; each of R, R, and Ris H or a substituent, and can be joined together to form a ring; each of Xto Xis independently C or N; Xis C if it is connected to ring C; the Rsubstituents of at least two adjacent ones of Xto Xare joined to form a ring; and the ligand Lis complexed to Ir through the two indicated dash lines to form a 5-membered chelate ring. Organic light emitting devices, consumer products, formulations, and chemical structures containing the compounds are also disclosed.

Provided are organometallic compounds having a structure of Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.

A compound comprising a ligand Lcomprising a moiety L having a structure of Formula I is provided. In Formula I, Lcoordinated to a metal M; Ais selected from B, N, P, P═O, P═S, Al, Ga, SiR″, GeR″, and SnR″; where rings A, B, and C are 5- or 6-membered rings; Y, Y, and Yare selected from direct bonds, the metal M, and a variety of linkers; a+b+c=2 or 3; and one of a number of specific conditions is met. OLED devices, consumer products, and formulations including the compound are also provided.

A compound including a first ligand Lof Formula I, is disclosed. In Formula I, ring B is a 5- or 6-membered ring; X, X, and Xare each CRor N; R is a 5- or 6-membered carbocyclic or heterocyclic ring, which can be further fused or substituted; and (1) when ring B is an unfused 6-membered ring, Xand Xare N, and Xis C; and (2) when ring B is a fused 6-membered ring, ring B has the structure of Formula II, In this structure, the wavy line indicates the point of connection to ring A; Qto Qare each C or N; and, when proviso (2) applies, (I) at least one of X, X, and Xis N; or (II) R is two or more fused or unfused 5- or 6-membered carbocyclic or heterocyclic rings, or (III) at least ring A or R is substituted with a partially or fully deuterated alkyl or partially or fully deuterated cycloalkyl group.

A compound including a first ligand Lof Formula I, is disclosed. In Formula I, ring B is a 5- or 6-membered ring; X, X, and Xare each CRor N; R is a 5- or 6-membered carbocyclic or heterocyclic ring, which can be further fused or substituted; and (1) when ring B is an unfused 6-membered ring, Xand Xare N, and Xis C; and (2) when ring B is a fused 6-membered ring, ring B has the structure of Formula II, In this structure, the wavy line indicates the point of connection to ring A; Qto Qare each C or N; and, when proviso (2) applies, (I) at least one of X, X, and Xis N; or (II) R is two or more fused or unfused 5- or 6-membered carbocyclic or heterocyclic rings, or (III) both.

Provided are organometallic compounds comprising a first ligand Lof Formula I Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.

A compound having a first ligand Lof Formula I is disclosed, where Zto Zare each independently C or N; at least one of Zto Zis N; and ring A is a structure of Formula II

Provided are organometallic compounds that includes a ligand Lof Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.

Provided are organometallic compounds including a ligand Lof Formula I Also provided are formulations including these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.

This present invention includes novel ligands for metal complexes, which include three fused cycles or heterocycles. The first ring may be either a pyridine or a pyrimidine ring, which coordinates with the iridium metal. The second ring may be a six-membered ring, which may or may not contain nitrogen atoms. The third ring may be either a five or six membered ring. The combination of these aromatic rings provides near infrared or infrared emission in PHOLEDs devices. The bottom ring of the ligand is an alkylated cycle or heterocycle which provides a good efficiency and emission line shape.

A compound comprising a first bidentate ligand Lhaving a structure of Formula I, is provided. In Formula I, each of Yto Yis CR or N; each R can be same or different; each R is hydrogen or a substituent; at least one pair selected from Y-Y, Y-Y, or Y-Yare CR and the Rs are joined or fused into a ring; and Lis complexed to a metal M selected from the group consisting of Os, Ir, Pd, and Pt. Formulations, OLEDs, and consumer products containing the compound are also provided.

Provided are organometallic compounds including a ligand Lhaving a structure of Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.

Provided are organometallic compounds including a ligand Lof the following Formula I Also provided are formulations including these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.

Growing community of inventors

Pennington, NJ, United States of America

Pierre-Luc T Boudreault