Patent application number | Description | Published |
20080223444 | Perylene Charge-Transport Materials, Methods of Fabrication Thereof, and Methods of Use Thereof - Briefly described, embodiments of this disclosure include perylenetetracarboxylic diimide charge-transport materials, methods of forming perylenetetracarboxylic diimide charge-transport materials, and methods of using the perylenetetracarboxylic diimide charge-transport materials. | 09-18-2008 |
20090044863 | CORONENE CHARGE-TRANSPORT MATERIALS, METHODS OF FABRICATION THEREOF, AND METHODS OF USE THEREOF - Briefly described, embodiments of this disclosure include coronene charge-transport materials, methods of forming coronene charge-transport materials, and methods of using the coronene charge-transport materials. | 02-19-2009 |
20100051917 | PRINTABLE THIN-FILM TRANSISTORS WITH HIGH DIELECTRIC CONSTANT GATE INSULATORS AND METHODS FOR PRODUCING SAME - Disclosed are embodiments of organic thin-film transistors (OTFT) with a gate insulator layer comprised of nanocomposites incorporating metal oxide nanoparticles coated by organic ligands and methods of fabricating such OTFTs. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention. | 03-04-2010 |
20100132762 | ENVIRONMENTAL BARRIER COATING FOR ORGANIC SEMICONDUCTOR DEVICES AND METHODS THEREOF - Improved environmental barrier coatings and improved organic semiconductor devices employing the improved environmental barrier coatings are disclosed herein. Methods of making and using the improved coatings and devices are also described. An improved environmental barrier coating generally includes a primary barrier layer, a secondary barrier layer disposed on the primary barrier layer, and a passivation layer disposed on the secondary barrier layer. The secondary barrier layer is formed using atomic layer deposition. | 06-03-2010 |
20100298590 | Silole-based monomers and polymers for organic light-emitting diode devices - This invention relates generally to organic electroluminescent norbornene-silole monomer, poly(norbornene) homopolymer, and poly(norbornene) copolymer compounds, containing functionalized aryl and alkyl silole side chains having good host characteristics and solution processability, and to an electron transporting and/or hole blocking layers, and light-emitting layers, organic electronic devices and compositions of matter, which include these compounds. | 11-25-2010 |
20100331509 | Carbazole-based hole transport and/or electron blocking materials and/or host polymer materials - This invention relates generally to norbornene-monomer, poly(norbornene)homopolymer, and poly(norbornene)copolymer compounds containing a functionalized carbazole side chain, having desirable solution processability and host characteristics. It also relates to hole transport and/or electron blocking materials, and to organic host materials for an organic luminescence layer, an OLED device, and compositions of matter which include these compounds. | 12-30-2010 |
20110009584 | Romp-Polymerizable Electron Transport Materials Based On A Bis-Oxadiazole Moiety - This invention relates generally to a solution processable norbornene monomer, poly(norbornene) homopolymer, and poly(norbornene) copolymer compounds containing a functionalized bis-oxadiazole side chain, and to an electron injecting/transporting layer, a hole-blocking layer, or an emissive material, organic electronic devices and compositions which include these compounds. | 01-13-2011 |
20110114935 | Stable electrodes with modified work functions and methods for organic electronic devices - One embodiment is a method, comprising: depositing a molecule on an electrode, wherein the electrode has a surface and the molecule has a binding group (e.g., an anchoring group) that binds to the surface, thereby providing a work function that is stable for at least 100 hours under ambient conditions. | 05-19-2011 |
20110196104 | Norbornene-based copolymers with iridium complexes and exiton transport groups in their side-chains and use thereof - The present invention describes compounds with iridium complexes and poly(norbornene)s made therefrom. Methods of making the compounds and the poly(norbornene)s are also described. Further disclosed herein are light-emitting diodes employing such poly(norbornene)s which are covalently attached to a hole transport material. | 08-11-2011 |
20120168732 | AMBIPOLAR SMALL MOLECULE HOSTS FOR PHOSPHORESCENT GUEST EMITTERS - The inventions describe disclosed and described herein relate to ambipolar small molecule host materials for guest phosphorescent metal complexes. Methods of making the ambipolar small molecules are also described. These ambipolar small molecules, which comprise both an oxadiazole and one or more carbazole groups, can be used to make the emission layers of unexpectedly efficient OLED devices containing the materials of the inventions, wherein (I) at least one of the R | 07-05-2012 |
20120172556 | POLYMERIZABLE AMBIPOLAR HOSTS FOR PHOSPHORESCENT GUEST EMITTERS - The inventions describe disclosed and described herein relate to polymerizable ambipolar monomers, useful for making polymer or copolymer host materials for guest phosphorescent metal complexes, which together can form emission layers of organic light emitting diodes (OLEDs). Methods of making the ambipolar monomers are also described. Formula (I) wherein at least one of the R | 07-05-2012 |
20120268338 | CONDUCTING POLYMER ANTENNA - An apparatus for receiving and transmitting electromagnetic signals. In one aspect, the apparatus is an antenna. The antenna comprises a dielectric substrate and a non-metallic conducting layer substantially overlying the substrate. In one aspect, the non-metallic conducting layer is an intrinsic conducting polymer (“ICP”). In one exemplary method of manufacturing the antenna, the desired outline of the antenna may be first printed out on a substantially flexible substrate. In one example, a substrate made from polyethylene terephthalate may be used. | 10-25-2012 |
20130270534 | FIELD-EFFECT TRANSISTOR AND MANUFACTURING PROCESS THEREOF - A field-effect transistor includes a gate, a source and a drain; a semiconductor layer between the source and the drain; and a gate insulator between the gate and the semiconductor layer. The gate insulator comprises a first layer adjoining the semiconductor layer; and a second layer. The first layer is formed from an amorphous fluoropolymer having a first dielectric constant and a first thickness. The second layer has a second dielectric constant and a second thickness. The first dielectric constant is smaller than 3, the first thickness is smaller than 200 nm, the second dielectric constant is higher than 5, and the second thickness is smaller than 500 nm. | 10-17-2013 |
20140021448 | NAPHTHALENE-DIIMIDE-HETEROCYCLE-NAPHTHALENE DIIMIDE OLIGOMERS AS ORGANIC SEMICONDUCTORS AND TRANSISTORS THEREFROM - The various inventions and/or their embodiments disclosed herein relate to certain naphthalene diimide (NDI) compounds wherein the NDI groups are bonded to certain subclasses of bridging heteroaryl (hAr) groups, such as the “NDI-hAr-NDI” oligomeric compounds, wherein hAr is a heteroaryl group chosen to provide desirable electronic and steric properties, and the possible identities of the “R | 01-23-2014 |
20140061545 | BIS(SULFONYL)BIARYL DERIVATIVES AS ELECTRON TRANSPORTING AND/OR HOST MATERIALS - The inventions disclosed, described, and/or claimed herein relate to bis(sulfonyl)biaryl compounds that are useful as electron transporting materials useful for making novel organic electronic devices, including the electron transport layers of organic light-emitting diodes (“OLEDs”), or as an electron transporting guest for phosphorescent guests in the emissive layer of OLEDs. | 03-06-2014 |
20140131868 | Systems and Methods for Producing Low Work Function Electrodes - According to an exemplary embodiment of the invention, systems and methods are provided for producing low work function electrodes. According to an exemplary embodiment, a method is provided for reducing a work function of an electrode. The method includes applying, to at least a portion of the electrode, a solution comprising a Lewis basic oligomer or polymer; and based at least in part on applying the solution, forming an ultra-thin layer on a surface of the electrode, wherein the ultra-thin layer reduces the work function associated with the electrode by greater than 0.5 eV. According to another exemplary embodiment of the invention, a device is provided. The device includes a semiconductor; at least one electrode disposed adjacent to the semiconductor and configured to transport electrons in or out of the semiconductor. | 05-15-2014 |
20140202517 | Recyclable Organic Solar Cells On Substrates Comprising Cellulose Nanocrystals (CNC) - Recyclable organic solar cells are disclosed herein. Systems and methods are further disclosed for producing, improving performance, and for recycling the solar cells. In certain example embodiments, the recyclable organic solar cells disclosed herein include: a first electrode; a second electrode; a photoactive layer disposed between the first electrode and the second electrode; an interlayer comprising a Lewis basic oligomer or polymer disposed between the photoactive layer and at least a portion of the first electrode or the second electrode; and a substrate disposed adjacent to the first electrode or the second electrode. The interlayer reduces the work function associated with the first or second electrode. In certain example embodiments, the substrate comprises cellulose nanocrystals that can be recycled. In certain example embodiments, one or more of the first electrode, the photoactive layer, and the second electrode may be applied by a film transfer lamination method. | 07-24-2014 |
20140221664 | COUPLED HETEROARYL COMPOUNDS VIA REARRANGEMENT OF HALOGENATED HETEROAROMATICS FOLLOWED BY OXIDATIVE COUPLING (ELECTRON WITHDRAWING GROUPS) - The inventions disclosed and described herein relate to new and efficient generic methods for making a wide variety of compounds having HAr—Z-Har tricyclic cores, wherein HAr is an optionally substituted five or six membered heteroaryl ring, and Hal is a halogen, and Z is a bridging radical, such as S, Sc, NR | 08-07-2014 |