公开(公告)号：US10600975B2

公开(公告)日：2020-03-24

申请号：US16255206

申请日：2019-01-23

Applicant: Universal Display Corporation

Inventor： Raymond Kwong ,  Bin Ma ,  Chuanjun Xia ,  Bert Alleyne ,  Jason Brooks

IPC: H01L51/54 ,  C09K11/06 ,  C07F15/00 ,  H01L51/00 ,  H05B33/14 ,  H01L51/50

Abstract: A compound including a ligand having the formula: or is disclosed. In these formulas, each R1, R2, and R3 is independently selected from hydrogen, alkyl, and aryl; at least one of R1 and R2 is a branched alkyl containing at least 4 carbon atoms, where the branching occurs at a position further than the benzylic position; where R1 and R3 are mono-, di-, tri-, tetra-, or no substitutions; and R2 is mono-, di-, or no substitutions. Heteroleptic iridium complexes including such compounds, and devices including such compounds are also disclosed.

公开(公告)号：US10418569B2

公开(公告)日：2019-09-17

申请号：US14982109

申请日：2015-12-29

Applicant: Universal Display Corporation

Inventor： Raymond Kwong ,  Sze Kui Lam ,  Siu Tung Lam ,  Kit Yee Tsang ,  Chi Hang Lee ,  Geza Szigethy

IPC: H01L51/00 ,  C09K11/02 ,  C07F15/00 ,  H01L51/50

Abstract: A family of phosphorescent emitter compounds containing a carbene ligand LA selected from the group consisting of: is disclosed. These compounds enhance the performance of OLEDs when incorporated therein.

公开(公告)号：US20190245147A1

公开(公告)日：2019-08-08

申请号：US16385083

申请日：2019-04-16

Applicant: Universal Display Corporation

Inventor： Jason Brooks ,  Chuanjun Xia ,  Raymond Kwong ,  James Fiordeliso

IPC: H01L51/00 ,  C07D307/91 ,  C07D333/76 ,  C07D409/04 ,  C09K11/06 ,  C07C15/38 ,  H05B33/14 ,  C09K11/02 ,  H01L51/50 ,  C09B57/00

CPC classification number: H01L51/0054 ,  C07C15/38 ,  C07C2603/42 ,  C07D307/91 ,  C07D333/76 ,  C07D409/04 ,  C09B57/00 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  H01L51/004 ,  H01L51/0059 ,  H01L51/0061 ,  H01L51/0081 ,  H01L51/0085 ,  H01L51/5004 ,  H01L51/5016 ,  H01L51/5024 ,  H01L2251/552 ,  H05B33/14

Abstract: A compound having the structure of Formula I is disclosed. In the structure of Formula I, each of R1, R2, and R3 is independently a hydrogen, a non-fused aryl group having one meta-substituent, or a non-fused heteroaryl six-membered ring having one or more meta-substituents; each meta-substituent is a non-fused aryl or non-fused heteroaryl six-membered ring optionally substituted with further substituents selected from the group consisting of non-fused aryl groups, non-fused heteroaryl groups, and alkyl groups; and at least one of R1, R2, and R3 is a non-fused aryl having one meta-substituent or a heteroaryl six-membered ring having at least one meta-substituent, wherein each meta-substituent is a non-fused aryl or non-fused heteroaryl group further substituted with a chain of at least two non-fused aryl or non-fused heteroaryl groups. The compounds may be useful in phosphorescent organic light emitting devices.

公开(公告)号：US20190140185A1

公开(公告)日：2019-05-09

申请号：US16045281

申请日：2018-07-25

Applicant: Universal Display Corporation

Inventor： CHUANJUN XIA ,  Chun Lin ,  Raymond Kwong ,  Scott Joseph ,  James Esler

IPC: H01L51/00 ,  C07D491/048 ,  C07D403/14 ,  C07D495/04 ,  C07D493/04 ,  C07D405/14 ,  C09K11/06 ,  C07D409/14 ,  C07D403/10 ,  H01L51/50

Abstract: Devices containing novel carbazole-containing compounds are provided. The novel compounds also contain electron donor groups, aryl linkers, and at least one nitrogen heterocycle. These novel organic compounds can exhibit delayed fluorescence in the devices.

公开(公告)号：US10033004B2

公开(公告)日：2018-07-24

申请号：US15147557

申请日：2016-05-05

Applicant: Universal Display Corporation

Inventor： Siu Tung Lam ,  Raymond Kwong ,  Chi Hang Lee ,  Kit Yee Tsang

IPC: H01L51/00 ,  C09K11/06 ,  C09K11/02 ,  H01L51/50

Abstract: A compound containing a partial structure of Formula I: is provided. In the structure of Formula I, M is a metal with an atomic number of at least 40; RA, RB, and RC are each independently 5 or 6 membered aryl or heteroaryl rings; R1, R2, R3, and A are each independently selected from a variety of substituents and combinations thereof; A is optionally bonded to RA or RC to form a fused ring; X1 is B, C, N, O, S or Se; X2-X7 are independently B, C or N; and Y1-Y2 are independently C or N. Formulations and devices, such as an OLEDs, that include the compound containing a structure of Formula I are also described.

公开(公告)号：US09911930B2

公开(公告)日：2018-03-06

申请号：US15400538

申请日：2017-01-06

Applicant: Universal Display Corporation

Inventor： Raymond Kwong ,  Bin Ma ,  Chuanjun Xia ,  Bert Alleyne ,  Jason Brooks

IPC: H01L51/54 ,  C09K11/06 ,  H01L51/00 ,  C07F15/00 ,  H05B33/14 ,  H01L51/50

CPC classification number: H01L51/0085 ,  C07F15/0033 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1029 ,  C09K2211/1037 ,  C09K2211/185 ,  C09K2211/188 ,  H01L51/0081 ,  H01L51/0092 ,  H01L51/5016 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5092 ,  H05B33/14

Abstract: A compound including a ligand having the formula: is disclosed. In these formulas, each R1, R2, and R3 is independently selected from hydrogen, alkyl, and aryl; at least one of R1 and R2 is a branched alkyl containing at least 4 carbon atoms, where the branching occurs at a position further than the benzylic position; where R1 and R3 are mono-, di-, tri-, tetra-, or no substitutions; and R2 is mono-, di-, or no substitutions. Heteroleptic iridium complexes including such compounds, and devices including such compounds are also disclosed.

公开(公告)号：US09825260B2

公开(公告)日：2017-11-21

申请号：US15232994

申请日：2016-08-10

Applicant: Universal Display Corporation

Inventor： Raymond Kwong

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/00 ,  C07C245/08 ,  G02B1/08 ,  G02F1/01

CPC classification number: H01L51/5293 ,  C07C245/08 ,  G02B1/08 ,  G02F1/0126 ,  H01L27/3227 ,  H01L27/3232 ,  H01L27/3241 ,  H01L51/004 ,  H01L51/005 ,  H01L51/5281

Abstract: A novel emissive display assembly incorporates a photo-switchable polarizer that is switchable between an active, polarizing, state and an inactive, non-polarizing, state depending on the predetermined level of intensity of UV light in the ambient light and enhance the viewable quality of the emissive display by minimizing or eliminating UV light reflection on the emissive display.

公开(公告)号：US09780316B2

公开(公告)日：2017-10-03

申请号：US14659228

申请日：2015-03-16

Applicant: Universal Display Corporation

Inventor： Raymond Kwong ,  Kit Yee Tsang ,  Siu Tung Lam

IPC: H01L51/50 ,  H01L51/00 ,  C07F7/08 ,  C09K11/02 ,  C09K11/06 ,  H01L27/32 ,  C07F7/30

CPC classification number: H01L51/0094 ,  C07F7/0814 ,  C07F7/0816 ,  C07F7/30 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1044 ,  C09K2211/185 ,  H01L27/3244 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5016

Abstract: A compound having the structure of Formula I is disclosed, where Ga has the structure and Gb has the structure In the structure of Formula I, Z is selected from Si and Ge; Xa and Xb are independently selected from the group consisting of O, S, and Se; the Y and Z atoms forming the six-membered rings in Formula I, Ga, and Gb are each independently selected from C or N; each R1, R2, Ra1, Ra2, Rb1, and Rb2 is independently selected from a variety of substituents; at least one Ra1 is La-Aa; at least one Rb1 is Lb-Ab; Aa and Ab are each independently selected from carbazole, dibenzofuran, dibenzothiophene, dibenzoselenophene, triphenylene, and nitrogen-substituted variants thereof, which are optionally further substituted; and La and Lb are each independently an organic linker. Formulations and devices, such as an OLEDs, that include the compound of Formula I are also described.

公开(公告)号：US09673406B2

公开(公告)日：2017-06-06

申请号：US14052159

申请日：2013-10-11

Applicant: Universal Display Corporation

Inventor： Raymond Kwong ,  Bin Ma ,  Jui-Yi Tsai ,  Scott Beers ,  Ed Barron ,  Gregg Kottas ,  Alexey Dyatkin

IPC: C07F15/00 ,  C09K11/06 ,  H01L51/00 ,  H05B33/10 ,  H01L51/54 ,  H01L51/50

CPC classification number: H01L51/0085 ,  C07F15/0033 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1011 ,  C09K2211/1029 ,  C09K2211/104 ,  C09K2211/1044 ,  C09K2211/185 ,  H01L51/5016 ,  H05B33/10

Abstract: Novel organic compounds comprising a boron-nitrogen heterocycle are provided. In particular, the compound contains an azaborine. The compounds may be used in organic light emitting devices to provide devices having improved photophysical and electronic properties.

公开(公告)号：US09634265B2

公开(公告)日：2017-04-25

申请号：US13960264

申请日：2013-08-06

Applicant: Universal Display Corporation

Inventor： Chuanjun Xia ,  James Fiordeliso ,  Raymond Kwong

IPC: H01L51/54 ,  C09K11/06 ,  H01L51/00 ,  C07F15/00 ,  H05B33/14 ,  H01L51/50

CPC classification number: H01L51/0085 ,  C07F15/0033 ,  C09K11/025 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1029 ,  C09K2211/1044 ,  C09K2211/185 ,  H01L51/0054 ,  H01L51/0074 ,  H01L51/5016 ,  H05B33/14

Abstract: Novel organic compounds comprising ligands with deuterium substitution are provided. In particular, the compound is an iridium complex comprising methyl-d3 substituted ligands. The compounds may be used in organic light emitting devices to provide devices having improved color, efficiency and lifetime.