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Universal Display Corporation patents


Recent patent applications related to Universal Display Corporation. Universal Display Corporation is listed as an Agent/Assignee. Note: Universal Display Corporation may have other listings under different names/spellings. We're not affiliated with Universal Display Corporation, we're just tracking patents.

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Organic electroluminescent materials and devices

. . Ligands for metal complexes that are useful as phosphorescent emitters in oleds are disclosed. The ligands contain an aryl group covalently bonded to the coordinating metal. ... Universal Display Corporation

Organic electroluminescent materials and devices

Novel ligands for metal complexes that are useful as phosphorescent emitters in oleds are disclosed. The ligands contain an aryl covalently bonded to the coordinating metal where the aryl group has at least two different alkyl side chains that are linked ortho and para compared to the linkage of the coordinating metal on that aryl group.. ... Universal Display Corporation

Organic electroluminescent materials and devices

The present invention discloses novel pt(iv) compounds useful for enhancing the performance of organic electroluminescent devices.. . ... Universal Display Corporation

Organic electroluminescent materials and devices

An oled including an organic layer that contains metal complex compounds that are useful as a phosphorescent emitter is disclosed. The metal complex compounds include ligands that incorporate fluorinated side chains and has at least one substituent r selected from the group consisting of partially fluorinated alkyl, partially fluorinated cycloalkyl, and combinations thereof, wherein r is directly bonded to an aromatic ring, in the compound, c having an f attached thereto is separated by at least one carbon atom from the aromatic ring.. ... Universal Display Corporation

Oled device with controllable brightness

Devices and techniques are provided in which an oled panel is operated in two modes. The first mode operates in a standard way to display an image or video or otherwise illuminate sub-pixels of the panel. ... Universal Display Corporation

Edge barrier film for electronic devices

. . . . In some embodiments, a first product is provided. The first product may include a substrate, a device having a device footprint disposed over the substrate, and a barrier film disposed over the substrate and substantially along a side of the device footprint. ... Universal Display Corporation

Organic electroluminescent materials and devices

Metal complexes with ligands bearing a five member aromatic moiety fused with dibenzofuran or its analogues useful as electroluminescence materials in oleds are disclosed.. . ... Universal Display Corporation

Organic electroluminescent materials and devices

Metal complexes containing heteroaryl and its analogues as ligands are disclosed in this application. These compounds may be useful as charge transport materials in oleds.. ... Universal Display Corporation

Organic electroluminescent materials and devices

The present invention discloses a new series of host materials for oleds based on fused indolocarbazoles. These compounds can improve the device eqe and lifetime.. ... Universal Display Corporation

Hybrid display

A hybrid pixel arrangement for a full-color display is provided, which includes an inorganic led in at least one sub-pixel, and an organic emissive stack in at least one other sub-pixel. In an embodiment, a first sub-pixel is configured to emit a first color, and includes an inorganic led, a second sub-pixel is configured to emit a second color, and includes a first organic emissive stack configured to emit an initial color different from the first color. ... Universal Display Corporation

Flexible multilayer scattering substrate used in oled

. . A flexible multilayer scattering substrate is disclosed. Built on a flexible supporting layer, the multilayer contains one or more scattering layers and other functional layers so that it can extract the trapped light in substrate and waveguide of an oled. ... Universal Display Corporation

Thin film barrier structure

Oled device structures are provided that include an oled, a high index optical layer (hol), a thin film barrier disposed over the high index optical layer, and a low index optical layer (lol) disposed over the thin film barrier. It is shown that such devices provide acceptable color emission that is at least comparable to a conventional device, while also exhibiting improved efficiency and luminance.. ... Universal Display Corporation

Organic electroluminescent materials and devices

Novel phosphorescent tetradentate platinum (ii) compounds comprising a twisted aryl group are provided. Also provided are novel phosphorescent tetradentate platinum (ii) compounds comprising an imidazo[1,2-f]phenanthridine moiety. ... Universal Display Corporation

Oled display module

Some oled devices contain circular polarizers, which are used to reduce reflection from metallic electrodes. A novel oled display module incorporates a photo-switchable polarizer that transitions between an active polarizing state and an inactive transmissive state, and further contains at least one optical sensor disposed in the oled display module and adapted to measure light transmitted through the photo-switchable polarizer, and a controller configured to adjust a luminance of the organic electroluminescent layer based on the measured light transmitted through the photo-switchable polarizer.. ... Universal Display Corporation

05/24/18 / #20180145268

Organic electroluminescent materials and devices

This invention discloses novel compounds containing indolocarbazole and silicon core structures. These compounds can be used as hosts for oleds.. ... Universal Display Corporation

05/24/18 / #20180145267

Organic electroluminescent materials and devices

Phosphorescent materials and devices with high device efficiency, stability, and processability.. . ... Universal Display Corporation

05/24/18 / #20180145262

Organic electroluminescent materials and devices

This invention relates to carbazole- or indolocarbazole-containing donor acceptor type compounds with an ortho substitution on the aromatic group that is connected to carbazole. This unique substitution pattern will provide materials with superior performance for host applications. ... Universal Display Corporation

05/17/18 / #20180138427

Organic electroluminescent materials and devices

The present invention includes novel six member aromatic or heteroaromatic rings fused to aza-dbx as ligands for making dopants for oled applications.. . ... Universal Display Corporation

05/17/18 / #20180138425

Organic electroluminescent materials and devices

A compound useful as a host material in an oled is provided. The compound includes at least one chemical group selected from the group consisting of triphenylene, carbazole, indolocarbazole, dibenzothiphene, dibenzofuran, dibenzoselenophene, aza-triphenylene, azacarbazole, aza-indolocarbazole, aza-dibenzothiophene, aza-dibenzofuran, and aza-dibenzoselenophene; wherein the compound is substituted by at least one r selected from the group consisting of alkyl, cycloalkyl, spiroalkyl, partially or fully deuterated variants thereof, partially or fully fluorinated variants thereof, and combination thereof.. ... Universal Display Corporation

05/17/18 / #20180138419

Organic electroluminescent materials and devices

The present invention discloses organic azacyclophane compounds with two substituted triazine, pyridine, pyrimidine or pyrazine rings. These materials may serve as hosts, charge transporting and blocking materials and may improve oled performance.. ... Universal Display Corporation

05/17/18 / #20180134954

Organic electroluminescent materials and devices

Novel iridium complexes having three different bidentate ligands useful for phosphorescent emitters in oleds are disclosed. At least one of the three different bidentate ligands is a carbene ligand.. ... Universal Display Corporation

05/17/18 / #20180134718

Organic electroluminescent materials and devices

The present invention discloses novel indolocarbazole containing material which can be used for oleds. These materials may serve as hosts, charge transporting and blocking materials and may improve oled performance.. ... Universal Display Corporation

05/10/18 / #20180130963

Organic electroluminescent materials and devices

Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1′,2′-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.. ... Universal Display Corporation

05/10/18 / #20180130962

Organic electroluminescent materials and devices

A composition that includes a first compound where the first compound is capable of functioning as an emitter in an organic light emitting device at room temperature is disclosed. A phosphorescent emitter compound useful in organic light emitting devices is disclosed where the compound has at least one aromatic ring and at least one substituent r, wherein each of the at least one r is directly bonded to one of the aromatic rings, wherein each of the at least one r has the formula of. ... Universal Display Corporation

05/10/18 / #20180130956

Organic electroluminescent materials and devices

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. ... Universal Display Corporation

05/10/18 / #20180130954

Organic electroluminescent materials and devices

This invention discloses novel indolocathazole and substituted dbx containing host materials which can be used for pholeds.. . ... Universal Display Corporation

04/19/18 / #20180108865

Hybrid thin film permeation barrier and method of making the same

A hybrid permeation barrier having two complementary layers is disclosed. The barrier includes a first layer with a relatively high stress-thickness in the range of −1000 mpa-μm to −200 mpa-μm and a second layer with a relatively low stress-thickness in the range −150 mpa-μm to 300 mpa-μm. ... Universal Display Corporation

04/19/18 / #20180108848

Organic electroluminescent materials and devices

A new series of iptycene derivatives as ligands for metal complexes that are useful as phosphorescent emitters for incorporation into oleds are disclosed.. . ... Universal Display Corporation

04/19/18 / #20180108844

Organic electroluminescent materials and devices

The present invention includes fused tetraphenylene compounds that may be used as charge transporters, hosts or emitters in oleds.. . ... Universal Display Corporation

04/19/18 / #20180105923

Microfluidic device and method using double anodic bonding

A microfluidic device for use with a microfluidic delivery system, such as an organic vapor jet printing device, includes a glass layer that is directly bonded to a microfabricated die and a metal plate via a double anodic bond. The double anodic bond is formed by forming a first anodic bond at an interface of the microfabricated die and the glass layer, and forming a second anodic bond at an interface of the metal plate and the glass layer, where the second anodic bond is formed using a voltage that is lower than the voltage used to form the first anodic bond. ... Universal Display Corporation

04/05/18 / #20180097185

Organic electroluminescent materials and devices

. . . . The present invention includes a new series of benzofused heterocyclic ligands for metal complexes. These complexes show promising photophysical performance when incorporated into oleds.. ... Universal Display Corporation

03/29/18 / #20180090720

Flexible oled display module

A flexible oled display module that is capable of repetitive flexing and having a low radius of curvature is provided. According to an embodiment, a flexible oled display module may include a first stack having a substrate, a backplane disposed on the substrate, and an organic electroluminescent layer formed on the backplane. ... Universal Display Corporation

03/29/18 / #20180090691

Organic electroluminescent materials and devices

Imidazophenanthridine ligands and metal complexes are provided. The compounds exhibit improved stability through a linking substitution that links a nitrogen bonded carbon of an imidizole ring to a carbon on the adjacent fused aryl ring. ... Universal Display Corporation

03/22/18 / #20180083207

Organic electroluminescent materials and devices

Novel ligands for metal complexes containing five-membered ring fused on pyridine or pyrimidine ring combined with partially fluorinated side chains exhibiting improved external quantum efficiency and lifetime are disclosed.. . ... Universal Display Corporation

03/22/18 / #20180083203

Organic electroluminescent materials and devices

This invention discloses novel polycyclic heteroaromatic compound core structures. These compounds can be used as hosts for pholeds. ... Universal Display Corporation

03/15/18 / #20180076398

Organic electroluminescent materials and devices

A novel type of blue emitter is described based on the azaphenanthridine imidazole ligand. The preferred use of this moiety for generating blue phosphorescence is as part of a symmetric platinum tetradentate complex.. ... Universal Display Corporation

03/15/18 / #20180076393

Organic electroluminescent materials and devices

A composition comprising a first compound capable of functioning as a phosphorescent emitter in an organic light emitting device at room temperature is provided. The first compound includes at least one substituent r, where each of the at least one substituent r has the formula of: - - -g1-g2, where the dashed line denotes the bond through which r is attached in the first compound; g1 is a non-aromatic cyclic or polycyclic group; g2 is selected from aryl and heteroaryl; and g1 and g2 are independently, optionally further substituted with a substituent selected from the group consisting of hydrogen, deuterium, halide, alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carbonyl, carboxylic acids, ester, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof. ... Universal Display Corporation

03/15/18 / #20180074334

Autostereoscopic displays

An autostereoscopic display system includes a display including a plurality of addressable pixels. Each of the plurality of pixels includes two or more sub-pixels. ... Universal Display Corporation

03/08/18 / #20180069059

Hybrid display

A hybrid pixel arrangement for a full-color display is provided, which includes an inorganic led in at least one sub-pixel, and an organic emissive stack in at least one other sub-pixel. In an embodiment, a first sub-pixel is configured to emit a first color, and includes an inorganic led, a second sub-pixel is configured to emit a second color, and includes a first portion of a first organic emissive stack configured to emit an initial color different from the first color. ... Universal Display Corporation

02/15/18 / #20180047945

Integrated circular polarizer and permeation barrier for flexible oleds

Devices and techniques for fabricating such devices are provided, which include an optical system having a combined permeation barrier and circular polarizer. The optical system is relatively thin and flexible, thereby allowing for oled displays and similar devices that reduce glare while being suitable for use in flexible displays and similar devices.. ... Universal Display Corporation

02/15/18 / #20180047912

Organic electroluminescent materials and devices

The present invention includes novel borazarophenanthrene compounds, which may be used as hosts for phosphorescent emitters, charge transporters or emitters in oleds.. . ... Universal Display Corporation

02/08/18 / #20180040676

Oled displays with variable display regions

A display includes a frontplane having multiple pixels in a first pixel region and multiple pixels in a second pixel region. At least one display characteristic in the first pixel region is different from at least one display characteristic in the second pixel region. ... Universal Display Corporation

02/01/18 / #20180033839

Very high resolution stacked oled display

A full-color display and techniques for fabrication thereof are provided. The display includes first and second continuous independently addressable organic emissive layers disposed over a single substrate or between two substrates or portions of a flexible substrate. ... Universal Display Corporation

02/01/18 / #20180029050

Nozzle design for organic vapor jet printing

Nozzle designs which have been found to be effective in governing overspray in ovjp are provided. Aspects of the invention have been found to be effective in reducing or avoiding sudden pressure drops at the end of the nozzle close to the substrate, and may be advantageously employed in obtaining, for example, greater consistency between the nozzle outlet diameter and the deposited pattern width.. ... Universal Display Corporation

01/25/18 / #20180026210

Organic electroluminescent materials and devices

The present invention includes novel metal complexes derived from pyridyl substituted aromatic compound core structures. These compounds can be used as emitters for pholeds.. ... Universal Display Corporation

01/25/18 / #20180026208

Organic electroluminescent materials and devices

The present invention includes iridium complexes containing novel hexadentate ligands. The multidentate iridium complexes show desired properties in term of eqe, lt, cie, etc.. ... Universal Display Corporation

01/18/18 / #20180019414

Organic electroluminescent materials and devices

Novel heteroleptic iridium carbene complexes are provided. The complexes have lower-than expected sublimation temperatures, which is beneficial for the processing of these materials in solid state applications. ... Universal Display Corporation

01/11/18 / #20180013077

Organic electroluminescent materials and devices

New phosphorescent metal complexes containing substituents with succinimide moiety that are useful for phosphorescent organic light emitting devices are disclosed.. . ... Universal Display Corporation

01/11/18 / #20180013075

Organic electroluminescent materials and devices

The present application includes novel containing xanthene and spiro dixanthene ring structures and alkylated variants thereof. These compounds are useful as host materials with high triplet energies for phosphorescent electroluminescent devices.. ... Universal Display Corporation

01/11/18 / #20180013074

Organic electroluminescent materials and devices

The present application includes novel compounds containing xanthene and spiro dixanthene ring structures. These compounds are useful as host materials with high triplet energies for phosphorescent electroluminescent devices.. ... Universal Display Corporation

01/04/18 / #20180006247

Organic electroluminescent materials and devices

New metal complexes containing a substituted fused aromatic moiety is disclosed. The substituents on the fused aromatic moiety fine-tune molecular energy levels and solid-state self-assembly, conducive to improved material performance in devices useful for phosphorescent organic light emitting devices.. ... Universal Display Corporation

12/28/17 / #20170373259

Organic electroluminescent materials and devices

The present invention includes a new series of benzofused heterocyclic ligands for metal complexes. These complexes show promising photophysical performance when incorporated into oleds.. ... Universal Display Corporation

12/21/17 / #20170365801

Organic electroluminescent materials and devices

A compound is disclosed that has a metal coordination complex structure having at least two ligands coordinated to the metal; wherein the compound has a first substituent r1 at one of the ligands' periphery; wherein a first distance is defined as the distance between the metal and one of the atoms in r1 where that atom is the farthest away from the metal among the atoms in r1; wherein the first distance is also longer than any other atom-to-metal distance between the metal and any other atoms in the compound; and wherein when a sphere having a radius r is defined whose center is at the metal and the radius r is the smallest radius that will allow the sphere to enclose all atoms in the compound that are not part of r1, the first distance is longer than the radius r by at least 2.9 Å.. . ... Universal Display Corporation

12/21/17 / #20170365800

Organic electroluminescent materials and devices

Iridium complexes comprising three different bidentate ligands and their use in oleds to enhance the device efficiency and lifetime are disclosed.. . ... Universal Display Corporation

12/21/17 / #20170365799

Organic electroluminescent materials and devices

New organometallic complexes having bis- or tris-heteroleptic ligands and large aspect ratio in one direction and their use in oleds to enhance the efficiency is disclosed.. . ... Universal Display Corporation

12/21/17 / #20170362264

Organic electroluminescent materials and devices

Novel phosphorescent tetradentate platinum compounds of formula i are provided. The complexes contain a dibenzo moiety, which allows for the creation of oled devices with improved properties when compounds of formula i are incorporated into such devices. ... Universal Display Corporation

12/14/17 / #20170358632

Oled lighting device with short tolerant structure

A first device that may include a short tolerant structure, and methods for fabricating embodiments of the first device, are provided. A first device may include a substrate and a plurality of oled circuit elements disposed on the substrate. ... Universal Display Corporation

12/07/17 / #20170352821

Organic electroluminescent materials and devices

An oled including an organic layer that contains metal complex compounds that are useful as a phosphorescent emitter is disclosed. The metal complex compounds include ligands that incorporate fluorinated side chains and has at least one substituent r selected from the group consisting of partially fluorinated alkyl, partially fluorinated cycloalkyl, and combinations thereof, wherein r is directly bonded to an aromatic ring, in the compound, c having an f attached thereto is separated by at least one carbon atom from the aromatic ring.. ... Universal Display Corporation

12/07/17 / #20170352809

Organic electroluminescent materials and devices

New organic materials having polyaromatic structure containing boron and high triplet energy are disclosed. The high triplet energy materials are useful as host materials in pholeds and improve device quantum efficiency and stability.. ... Universal Display Corporation

12/07/17 / #20170352709

Architecture for very high resolution amoled display

Full-color pixel arrangements for use in displays and other devices, and devices including the same, are provided. The pixel arrangement includes a patterned electrode layer including multiple electrodes, a patterned emissive layer disposed over the electrode layer, a blanket organic emissive layer disposed over the patterned emissive layer, a second electrode layer disposed between the organic emissive layers, and a third electrode layer disposed over the second blanket organic emissive layer. ... Universal Display Corporation

11/30/17 / #20170346022

Organic electroluminescent materials and devices

Novel organic materials containing indolocarbazoles as donor connected with electron acceptors such as quinoxaline or dibenzoquinoxaline for pholed devices are disclosed.. . ... Universal Display Corporation

11/30/17 / #20170346021

Organic electroluminescent materials and devices

Organic compounds containing indolocarbazoles as electron donor connected with electron acceptors such aza-triphenylene or dibenzoquinoxaline that can improve the performance of phosphorescent organic light emitting devices are disclosed.. . ... Universal Display Corporation

11/30/17 / #20170345370

Novel architecture for very high resolution amoled display backplane

A display according to various embodiments is disclosed. The display has a frontplane including at least one oled pixel having multiple subpixels connected to at least one power line. ... Universal Display Corporation

11/23/17 / #20170338432

Novel oled device structures

Devices having multiple multicomponent emissive layers are provided, where each multicomponent eml includes at least three components. Each of the components in each eml is a host material or an emitter. ... Universal Display Corporation

11/23/17 / #20170338421

Organic electroluminescent materials and devices

Tetradentate ligands with rigid backbone for use as phosphorescent emitters, and devices, such as organic light emitting diodes are disclosed.. . ... Universal Display Corporation

11/16/17 / #20170331056

Phosphorescent tetradentate metal complexes having modified emission spectra

Multidentate metal complexes useful as phosphorescent emitters in display and lighting applications having the following structures:. . ... Universal Display Corporation

11/16/17 / #20170331055

Organic electroluminescent materials and devices

Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1′,2′-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.. ... Universal Display Corporation

11/09/17 / #20170324049

Organic electroluminescent materials and devices

The present invention includes a new series of heteroleptic iridium complexes that demonstrate high efficiency in oled device.. . ... Universal Display Corporation

10/26/17 / #20170309866

Luminaire and individually replaceable components

Luminaires and luminaire components are provided that may include emissive, index-matching, and/or outcoupling components that are replaceable separately from other components of the luminaire. In some embodiments, an index-matching component may include a gel sheet or pad that can be disposed between an emissive component and an outcoupling component. ... Universal Display Corporation

10/26/17 / #20170309838

Organic electroluminescent materials and devices

Tetradentate ligands with rigid backbone for use as phosphorescent emitters, and devices, such as organic light emitting diodes are disclosed.. . ... Universal Display Corporation

10/26/17 / #20170309827

Organic electroluminescent materials and devices

The present invention relates to novel light-emitting materials. These materials comprise a non-aromatic spiro polycyclic group. ... Universal Display Corporation

10/26/17 / #20170306486

High efficiency vapor transport sublimation source using baffles coated with source material

A source of material for use in a deposition system includes one or more baffles or equivalent structures within the source. The baffles provide for increased concentration of material entrained in a carrier gas that is passed through and emitted by the source.. ... Universal Display Corporation

10/12/17 / #20170294615

Nozzle exit contours for pattern composition

. . A deposition nozzle is provided that includes offset deposition apertures disposed between exhaust apertures on either side of the deposition apertures. The provided nozzle arrangements allow for deposition of material with a deposition profile suitable for use in devices such as oleds.. ... Universal Display Corporation

10/12/17 / #20170291187

Actuation mechanism for accurately controlling distance in ovjp printing

A device for use in ovjp and similar arrangements includes a print head movable in more than one degree of freedom with sufficient thermal insulation that there is little to no movement in the z direction. One or more sensors may be used to monitor and adjust the distance between the substrate and the print head.. ... Universal Display Corporation

10/05/17 / #20170288175

Methods for fabricating oleds

Systems and methods for fabricating an oled are provided, which include dispensing a substrate material onto a substrate carrier, the substrate carrier being rotated by one or more drums, curing the substrate material to form a substrate, depositing at least one oled onto the substrate, and separating the substrate from the substrate carrier.. . ... Universal Display Corporation

10/05/17 / #20170288160

Organic electroluminescent materials and devices

Novel heteroleptic iridium carbene complexes are provided, which contain at least two different carbene ligands. Selective substitution of the carbene ligands provides for phosphorescent compounds that are suitable for use in a variety of oled devices.. ... Universal Display Corporation

10/05/17 / #20170288157

Organic electroluminescent materials and devices

This invention discloses novel ligands for metal complexes. These ligands comprise a new side chain, namely silacycloalkane, which could increase the dopants efficiency, tune the emission color, and enhance the lifetime.. ... Universal Display Corporation

09/21/17 / #20170272631

Flash optimized using oled display

An image processing system includes an image sensor, an oled display, a profile selection processor configured to select an output profile from among a plurality of pre-stored output profiles based at least in part on a digital representation of a target scene captured by the image sensor, and an image driver configured to drive the oled display to display an image based on the selected output profile during a capture of an image of the target scene with the image sensor.. . ... Universal Display Corporation

09/21/17 / #20170271598

Organic electroluminescent materials and devices

A dual host system for oleds that contains hole-transporting indolocarbazole and electron-transporting indolocarbazole exhibiting superior performance in the oleds is disclosed.. . ... Universal Display Corporation

09/14/17 / #20170263872

Organic electroluminescent materials and devices

Phosphorescent iridium complexes comprising multi-alkyl-substituted aza-dbf and 2-phenylpyridine ligands is disclosed. These complexes are useful as emitters for phosphorescent oleds.. ... Universal Display Corporation

09/14/17 / #20170263600

Oled lighting device with short tolerant structure

An oled panel having a plurality of oled circuit elements is provided. Each oled circuit element may include a fuse or other component that can be ablated or otherwise opened to render the component essentially non-conductive. ... Universal Display Corporation

09/07/17 / #20170256714

Controlled deposition of materials using a differential pressure regime

Methods and devices for controlling pressures in microenvironments between a deposition apparatus and a substrate are provided. Each microenvironment is associated with an aperture of the deposition apparatus which can allow for control of the microenvironment.. ... Universal Display Corporation

08/31/17 / #20170250354

Organic electroluminescent materials and devices

A method of making an osmium(ii) complex having formula i, l1-os-l2, wherein l1 and l2 are independently a biscarbene tridentate ligand, wherein l1 and l2 can be same or different is disclosed. The method includes (a) reacting a precursor of ligand l1 with an osmium precursor to form an intermediate product, wherein the osmium precursor having the formula oshx(pr3)y, wherein x is an integer from 2 to 6 and y is an integer from 2 to 5, and r is selected from the group consisting of aryl, alkyl and cycloalkyl; and (b) reacting a precursor of ligand l2 with said intermediate product.. ... Universal Display Corporation

08/24/17 / #20170244046

Organic electroluminescent materials and devices

The present invention relates to novel light-emitting materials. These materials comprise a side chain that includes a fully deuterated or partially deuterated alkyl chain. ... Universal Display Corporation

08/24/17 / #20170240580

Organic electroluminescent materials and devices

Phosphorescent metal complexes comprising a pendant redox-active metallocene are disclosed. These complexes are useful as emitters for phosphorescent oleds.. ... Universal Display Corporation

08/17/17 / #20170237035

System and method for matching electrode resistances in oled light panels

Provided are an oled device and a method of manufacturing the oled device that may provide improved luminance uniformity. The disclosed oled may have a first electrode that has a first sheet resistance rs, and a second electrode that has a second sheet resistance, wherein the second sheet resistance may be in the range of 0.3rs-1.3rs. ... Universal Display Corporation

08/17/17 / #20170237019

Organic electroluminescent materials and devices

Novel iridium complexes containing phenylpyridine and pyridyl aza-benzo fused ligands are described. These complexes are useful as light emitters when incorporated into oleds.. ... Universal Display Corporation

08/17/17 / #20170237018

Organic electroluminescent materials and devices

This invention relates to the development of heterocyclic materials for use as blue phosphorescent materials in oled devices. The materials are based on a pair of 5-membered aromatic or psuedoaromatic rings bonded to one another and complexed to a transition metal. ... Universal Display Corporation

08/17/17 / #20170237014

Organic electroluminescent materials and devices

Devices containing novel carbazole-containing compounds are provided. The novel compounds also contain electron donor groups, aryl linkers, and at least one nitrogen heterocycle. ... Universal Display Corporation

08/10/17 / #20170229671

Reducing oled device efficiency at low luminance

The invention provides a light emitting device, comprising: a first electrode; a second electrode; a light emitting layer disposed between the first electrode and the second electrode, wherein the light emitting layer comprises an emitting material having a first triplet energy level (t1); and an exciton quenching layer disposed between the light emitting layer and the second electrode, wherein the exciton quenching layer comprises a non-emitting quenching material having a second triplet energy level (t1); wherein the exciton quenching layer is disposed adjacent to the light emitting layer; wherein the emitting material emits by phosphorescence or delayed fluorescence; and wherein the first triplet energy level (t1) is higher than the second triplet energy level (t1). Methods of making the same are also provided.. ... Universal Display Corporation

08/10/17 / #20170229663

Organic electroluminescent materials and devices

Novel iridium complexes having three different bidentate ligands useful for phosphorescent emitters in oleds are disclosed. At least one of the three different bidentate ligands is a carbene ligand.. ... Universal Display Corporation

07/20/17 / #20170207408

Organic light emitting devices

The present invention provides an emissive region in organic light emitting devices having a combined emission from at least two emissive materials, a fluorescent blue emissive material and a phosphorescent emissive material. The emissive region may further comprise additional fluorescent or phosphorescent emissive materials. ... Universal Display Corporation

07/20/17 / #20170207281

High resolution low power consumption oled display with extended lifetime

Full-color pixel arrangements for use in devices such as oled displays are provided, in which multiple sub-pixels are configured to emit different colors of light, with each sub-pixel having a different optical path length than some or all of the other sub-pixels within the pixel.. . ... Universal Display Corporation

07/06/17 / #20170194577

Organic electroluminescent materials and devices

Methods of making novel organic compounds containing a twisted aryl group are provided. In particular, the compounds provided contain a 2-phenylpyridine ligand having a twisted aryl group on the pyridine portion of the ligand. ... Universal Display Corporation

07/06/17 / #20170194562

Organic electroluminescent materials and devices

A compound containing five member ring fused b-n heterocycles is useful as host materials in oleds.. . ... Universal Display Corporation

06/29/17 / #20170187006

Manufacturing flexible organic electronic devices

A method of forming microelectronic systems on a flexible substrate includes depositing a plurality of layers on one side of the flexible substrate. Each of the plurality of layers is deposited from one of a plurality of sources. ... Universal Display Corporation

06/29/17 / #20170186977

Organic electroluminescent materials and devices

Compounds containing indolocathazole, and aromatic and/or heteroaromatic building blocks, are disclosed in this application. These compounds are useful for application in organic electroluminescent devices.. ... Universal Display Corporation

06/29/17 / #20170186970

Organic electroluminescent materials and devices

Host materials with pentafluorophenyl substitution are described. These compounds are designed for, and used for hosting aza substituted dopants that may be susceptible to intramolecular deprotonation. ... Universal Display Corporation

06/22/17 / #20170179410

Organic electroluminescent materials and devices

. . Novel organic compounds comprising ligands with deuterium substitution are provided. In particular, the compound is an iridium complex comprising methyl-d3 substituted ligands. ... Universal Display Corporation

06/15/17 / #20170170414

Organic electroluminescent materials and devices

This invention discloses iridium complexes containing hexadenate ligands. The multidenate iridium complexes showed desired properties in term of eqe, lt, cie, etc.. ... Universal Display Corporation

06/15/17 / #20170170409

Organic electroluminescent materials and devices

Novel electroluminescent devices containing bicarbazole triazine compounds as emissive dopants are described. Devices incorporating this class of compounds exhibit delayed fluorescence characteristics that showed eqe's far exceeding the theoretical limit for a conventional fluorescent device.. ... Universal Display Corporation

06/08/17 / #20170162835

Micro-nozzle and micro-nozzle array for ovjp and method of manufacturing the same

Embodiments of the disclosed subject matter provide a nozzle assembly and method of making the same, the nozzle assembly including a first aperture formed on a first aperture plate to eject a carrier gas flow having organic vapor onto a substrate in a deposition chamber, second apertures formed on a second aperture plate disposed adjacent to the first aperture to form a vacuum aperture, where the first aperture plate and the second aperture plate are separated by a first separator plate, third apertures formed on a third aperture plate to eject purge gas that are disposed adjacent to the second aperture plate, where the second aperture plate and the third aperture plate are separated by second separator plate, and a third separator plate is disposed adjacent to the one or more third aperture plates to form a gas channel in the one or more third aperture plates.. . ... Universal Display Corporation

06/08/17 / #20170162802

Organic electroluminescent materials and devices

An organic light emitting device (oled) is provided. The oled has an anode, a cathode, and an emission layer, disposed between the anode and the cathode, including a first emitting compound; wherein the first emitting compound is capable of functioning as a blue phosphorescent emitter in the oled at room temperature; wherein the first emitting compound has plqy of less than 90% at room temperature; wherein the oled has an external quantum efficiency of between 8% and 20% at 1 ma/cm2.. ... Universal Display Corporation

06/01/17 / #20170155064

Organic electroluminescent materials and devices

This invention relates to the development of heterocyclic materials for use as blue phosphorescent materials in oled devices. The materials were determined computationally to have appropriate triplet energies for use as blue emitters and to possess sufficient chemical stability for use in devices.. ... Universal Display Corporation

05/11/17 / #20170133631

Oled device having enhancement layer(s)

A method for improving the operation of an oled includes maximizing on-radiative transfer of excited state energy from the oled's organic emissive material to surface plasmon polaritons in an enhancement layer by providing the enhancement layer no more than a threshold distance away from the organic emissive layer; and emitting light into free space from the enhancement layer by scattering the energy from the surface plasmon polaritons through an outcoupling layer that is provided proximate to the enhancement layer but opposite from the organic emissive layer.. . ... Universal Display Corporation

05/11/17 / #20170133439

Novel oled display architecture

A device that may be used as a multi-color pixel is provided. The device has a first organic light emitting device, a second organic light emitting device, a third organic light emitting device, and a fourth organic light emitting device. ... Universal Display Corporation

05/04/17 / #20170125718

Three stack hybrid white oled for enhanced efficiency and lifetime

Oleds containing a stacked hybrid architecture including a phosphorescent organic emissive unit and two fluorescent organic emissive units are disclosed. The stacked hybrid architecture includes a plurality of electrodes and a hybrid emissive stacked disposed between at least two of the electrodes. ... Universal Display Corporation

05/04/17 / #20170125706

Organic electroluminescent materials and devices

This invention discloses iridium complexes containing hexadenate ligands. The multidenate iridium complexes showed desired properties in term of eqe, lt, cie, etc.. ... Universal Display Corporation

05/04/17 / #20170125702

Organic electroluminescent materials and devices

Bis-indole compounds are disclosed and used as hosts to improve the organic electroluminescent devices (oleds) performance.. . ... Universal Display Corporation

04/27/17 / #20170117503

Buffer layer for organic light emitting devices and method of making the same

A buffer layer is provided that can be fabricated over an oled without the use of any oxygen-containing gas. The buffer layer reduces the possibility of damage to the underlying oled due to use of oxygen-containing materials during deposition of subsequent barrier layers, and thereby allows for deposition of barrier layers without reducing the flexibility of the device.. ... Universal Display Corporation

04/27/17 / #20170117492

Organic electroluminescent materials and devices

Phosphorescent materials and devices with high device efficiency, stability, and processability.. . ... Universal Display Corporation

04/27/17 / #20170117489

Organic electroluminescent materials and devices

Triphenylene containing benzo-fused thiophene compounds ate provided. Additionally, triphenylene containing benzo-fused furan compounds are provided. ... Universal Display Corporation

04/20/17 / #20170110676

Phosphorescent emitters and host materials with improved stability

Iridium complexes with ligands containing twisted aryl groups having extended conjugation (i.e., the twisted aryl is substituted with an additional aryl group) and organic light emitting devices including the same are disclosed. The iridium complexes can be used in organic light emitting devices may provide improved stability color, lifetime and manufacturing.. ... Universal Display Corporation

04/13/17 / #20170104159

Apparatus and method to deliver organic material via organic vapor-jet printing (ovjp)

Systems and arrangements of ovjp deposition devices are provided, in which one or more organic material crucibles are directly attached to an injection block and a print head without the need for external delivery components such as feedtubes. Each crucible may be hermetically sealed until it is attached to the injection block, allowing for a single device to provide for storage, transport, and deposition of the organic material.. ... Universal Display Corporation

04/13/17 / #20170101711

Apparatus and method for printing multilayer organic thin films from vapor phase in an ultra-pure gas ambient

Systems and techniques for depositing organic material on a substrate are provided, in which one or more shield gas flows prevents contamination of the substrate by the chamber ambient. Thus, multiple layers of the same or different materials may be deposited in a single deposition chamber, without the need for movement between different deposition chambers, and with reduced chance of cross-contamination between layers.. ... Universal Display Corporation

04/06/17 / #20170098790

Organic electroluminescent materials and devices

Ir phenyl parazole complexes substituted with strong electron withdrawing group such as cyano group resulted in enhancing the metal to ligand charge transfer (mlct) which in turn resulted in enhanced emission efficiency and red shifted emission.. . ... Universal Display Corporation

04/06/17 / #20170098789

Organic electroluminescent materials and devices

This invention discloses iridium complexes with ligands based on a phenyl quinoline backbone with at least a double substitution on the quinoline moiety. These complexes can be used as phosphorescent emitters in oleds.. ... Universal Display Corporation

04/06/17 / #20170098783

Organic electroluminescent materials and devices

This invention relates to the development of heterocyclic materials with high triplet excitation energy, which can be used as host materials in electroluminescent devices such as a pholed. The materials improve the performance of such devices by enhancing the lifetime and efficiency of the device when the newly developed heterocyclic materials are utilized as a host.. ... Universal Display Corporation

03/30/17 / #20170092699

High resolution low power consumption oled display with extended lifetime

. . Arrangements of pixel components that allow for full-color devices, while using emissive devices that use blue color altering layers in conjunction with blue emissive regions, that emit at not more than two colors, and/or that use limited number of color altering layers, are provided. Devices disclosed herein also may be achieved using simplified fabrication techniques compared to conventional side-by-side arrangements, because fewer masking steps may be required.. ... Universal Display Corporation

03/23/17 / #20170084851

Organic electroluminescent materials and devices

Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1′,2′-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.. ... Universal Display Corporation

03/23/17 / #20170084849

Organic electroluminescent materials and devices

This invention discloses iridium complexes containing one tetradentate ligand and one bidentate ligand. The heteroleptic iridium complexes showed desired properties such as good eqe, lt, and cie.. ... Universal Display Corporation

03/23/17 / #20170084671

Hybrid display

A hybrid pixel arrangement for a full-color display is provided, which includes an inorganic led in at least one sub-pixel, and an organic emissive stack in at least one other sub-pixel. In an embodiment, a first sub-pixel is configured to emit a first color, and includes an inorganic led, a second sub-pixel is configured to emit a second color, and includes a first portion of a first organic emissive stack configured to emit an initial color different from the first color. ... Universal Display Corporation

03/16/17 / #20170077451

Barrier composition and properties

. . A barrier film on an organic electronic device. The barrier film comprises an inorganic polymeric silicon composition having si—o—si bonds which exhibit an asymmetric stretching si—0 vibration frequency (as1) ranging between 1200 cm−1 and 1000 cm−1, si—o—h vibration frequency ranging between 950 cm−1 and 810 cm−1 and an —o—h ranging between 3400 cm−1 and 3700 cm−1 in which the ratio of peak areas for si—o—h and —o—h vibration frequencies compared to the peak area of the si—o—si vibration frequency is less than 0.15. ... Universal Display Corporation

03/16/17 / #20170077425

Organic electroluminescent materials and devices

The present invention relates to organometallic complexes for use as emitters where a molecule of the compound has an orientation factor greater than 0.67, and devices, such as organic light emitting diodes, including the same.. . ... Universal Display Corporation

03/16/17 / #20170077417

Organic electroluminescent materials and devices

A new class of compounds containing aza-dibenzothiophene or aza-dibenzofuran are provided. The compounds may be used in organic light emitting devices giving improved stability, improved efficiency, long lifetime and low operational voltage. ... Universal Display Corporation

03/16/17 / #20170077409

Organic electroluminescent materials and devices

Novel substituted tetraphenylene compounds useful as host for phosphorescent emitters in oleds is disclosed.. . ... Universal Display Corporation

03/09/17 / #20170069857

Organic electroluminescent materials and devices

This invention discloses oligosilane compounds. These compounds can be used in oleds.. ... Universal Display Corporation

03/09/17 / #20170069848

Organic electroluminescent materials and devices

A composition of matter that includes a novel combination of host compounds containing indol-fused hosts and emissive dopants containing benzofuran or azabenzofuran ligand is disclosed,. . ... Universal Display Corporation

03/02/17 / #20170062737

Organic electroluminescent materials and devices

Novel iridium complexes with 5-member heteroaryl ring fused quinoline ligands are disclosed. These complexes are useful as phosphorescent emitters in oleds with improved emission properties.. ... Universal Display Corporation

03/02/17 / #20170062531

Hybrid mems oled display

A hybrid display includes a blue led backlight layer, at least one shutter element, a frontplane having multiple sub-pixels, and a backplane operatively connected to the frontplane and the at least one shutter element. The backplane and the at least one shutter element are positioned between the backlight layer and the frontplane.. ... Universal Display Corporation

02/23/17 / #20170054090

Organic electroluminescent materials and devices

This invention discloses iridium complexes with benzothienoquinoline, benzofuroquinoline, benzoselenophenoquinoline, and benzosiloloquinoline ligands. These complexes can be used as phosphorescent emitters in oleds.. ... Universal Display Corporation

02/23/17 / #20170054087

Organic electroluminescent materials and devices

A mixture of carbazole and triazine derivatives that can be thermally evaporated from one crucible to fabricate thin films for electroluminescent devices is disclosed.. . ... Universal Display Corporation

02/16/17 / #20170047531

Organic electroluminescent materials and devices

Novel phosphorescent metal complexes containing 2-phenylisoquinoline ligands with at least two substituents on the isoquinoline ring are provided. The disclosed compounds have low sublimation temperatures that allow for ease of purification and fabrication into a variety of oled devices.. ... Universal Display Corporation

02/09/17 / #20170040554

Organic electroluminescent materials and devices

Imidazophenanthridine ligands and metal complexes are provided. The compounds exhibit improved stability through a linking substitution that links a nitrogen bonded carbon of an imidizole ring to a carbon on the adjacent fused aryl ring. ... Universal Display Corporation

02/09/17 / #20170040552

Organic electroluminescent materials and devices

This invention discloses phosphorescent metal complexes with novel ligand structures. These complexes are used as emitters in phosphorescent oleds.. ... Universal Display Corporation

02/02/17 / #20170033295

Organic electroluminescent materials and devices

Novel compounds that contain azadibenzofuran, azadibenzothiophene, and azadibenzoselenophene with fused rings that can be used as a host material in phosphorescent oleds is disclosed.. . ... Universal Display Corporation

01/26/17 / #20170025618

Organic electroluminescent materials and devices

Compounds containing indolocarbazole and terphenyl building blocks are disclosed in this application. These compounds are useful for application in organic electroluminescent devices.. ... Universal Display Corporation

01/19/17 / #20170018732

Hybrid layers for use in coatings on electronic devices or other articles

. . A method for protecting an electronic device comprising an organic device body. The method involves the use of a hybrid layer deposited by chemical vapor deposition. ... Universal Display Corporation

01/19/17 / #20170016117

Scalable triode pecvd source and system

Plasma deposition systems and techniques are provided that use plasma generating units having one horizontal dimension at least three times as long as the other horizontal dimension. Plasma sources as disclosed herein thus have non-uniformly scaled dimensions in the x and y directions, to facilitate uniform deposition. ... Universal Display Corporation

01/12/17 / #20170012245

Flexible multilayer scattering substrate used in oled

A flexible multilayer scattering substrate is disclosed. Built on a flexible supporting layer, the multilayer contains one or more scattering layers and other functional layers so that it can extract the trapped light in substrate and waveguide of an oled. ... Universal Display Corporation

01/12/17 / #20170012224

Platinum complexes and devices

Platinum compounds of formulas i and ii useful in a variety of devices, such as, for example organic-light emitting diodes (oleds).. . ... Universal Display Corporation

01/12/17 / #20170012223

Organic electroluminescent materials and devices

This invention discloses novel ligands for metal complexes. These ligands contain a phenyl with an iso-quinoline (or other type of heterocycles) which are bridged together with a carbon substituted by two aliphatic side chains. ... Universal Display Corporation








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