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Cambridge Display Technology Limited
Cambridge Display Technology Limited_20100128

Cambridge Display Technology Limited patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "C" | Cambridge Display Technology Limited-related inventors


Organic light emitting polymer comprising light-emitting repeat unit in backbone of polymer and device therewith

A light-emitting polymer comprising a light-emitting repeat unit in a backbone of the polymer, wherein the polymer has an anisotropy of no more than 0.8 and wherein a transition dipole moment of the light-emitting repeat unit is aligned with the polymer backbone.... Cambridge Display Technology Limited

Polymer and organic light emitting device

A polymer comprising a repeat unit of formula (I): wherein R1 in each occurrence is independently H or a substituent; R2 in each occurrence is independently a substituent; and x is 0, 1, 2 or 3. The polymer may be used as a light-emitting polymer in an organic light-emitting device.... Cambridge Display Technology Limited

Fabrication of organic electronic devices

A method for the fabrication of organic electronic devices includes forming a fluoropolymer layer over a first area of a substrate and a first set of organic electronic devices. The first set of organic electronic devices are pre-fabricated on a second area of the substrate. The method further includes selectively... Cambridge Display Technology Limited

Organic light-emitting device

Organic Light-Emitting Device An organic light-emitting device (100) comprising an anode (103); a cathode (109); a light-emitting layer (107) between the anode and the cathode; and a hole-transporting layer (105) between the anode and the cathode, wherein the light-emitting layer comprises a light-emitting compound of formula (I) and the hole-transporting... Cambridge Display Technology Limited

Polymer and organic light-emitting device

A composition comprising a phosphorescent compound of formula (I) and a polymer comprising a repeat unit of formula (II) Ar1 is an aryl or heteroaryl group. R2 is a substituent. A is independently in each occurrence N or CR3 wherein R3 is H or a substituent. M is a transition... Cambridge Display Technology Limited

Organic light emitting device

An organic light-emitting device (100) comprising an anode (103); a cathode (109); a first light-emitting layer (107) comprising a first light-emitting material between the anode and the cathode; and a hole-transporting layer (105) comprising a hole-transporting polymer between the anode and the first light-emitting layer and adjacent to the first... Cambridge Display Technology Limited

Organic light emitting device

An organic light-emitting device (100) comprising an anode (103); a cathode (109); a light-emitting layer (107) between the anode and the cathode; a first hole-transporting layer (105A) comprising a first conjugated hole-transporting polymer between the anode and the light-emitting layer; and a second hole-transporting layer (105B) comprising a second conjugated... Cambridge Display Technology Limited

Compound, composition and organic light-emitting device

A compound of formula (I) wherein: X is0, S, NR11, CR11 2or SiR11 2wherein R11 in each occurrence is independently a substituent; R1is a substituent; R2, R3, and R4are each independently H or a substituent;R5and R6independently in each occurrence is a substituent;m independently in each occurrence is 0, 1 or... Cambridge Display Technology Limited

Organic light-emitting composition, device and method

A composition suitable for use in an organic light-emitting layer (103) of an organic light-emitting device having an anode (101) and a cathode (105), the composition comprising a fluorescent light-emitting material, a first triplet-accepting material and a second triplet-accepting material that is different from the first triplet-accepting material. The fluorescent... Cambridge Display Technology Limited

Doping organic semiconductors

We describe a method for reducing a parasitic resistance at an interface between a conducting electrode region and an organic semiconductor in a thin film transistor, the method comprising: providing a solution comprising a dopant for doping said semiconductor, and depositing said solution onto said semiconductor and/or said conducting electrode... Cambridge Display Technology Limited

Organic light emitting devices and methods of making them

An organic light emitting device comprises a light emitting layer comprising a light emitting polymer; and an electron transporting layer on the light emitting layer and comprising an electron transporting material and an n-donor material. The electron transporting layer comprises at least 20 percent by weight of the n-donor material.... Cambridge Display Technology Limited

Light-emitting device

A light-emitting device having an anode, a cathode, a first organic layer disposed between the anode and the cathode, and a second organic layer disposed between the anode and the first organic layer and adjacent to the first organic layer is provided. The first organic layer contains a phosphorescent compound... Cambridge Display Technology Limited

Hole transporting compounds and compositions

A composition comprising a first material substituted with at least one group of formula (I) and a second material substituted with at least one group selected from groups of formulae (IIa) and (IIb): wherein: Sp1 and Sp2 are spacer groups; NB independently in each occurrence is a norbornene group that... Cambridge Display Technology Limited

Hole transporting cyclobutene compound

A material substituted with a group of formula (I): wherein: Ar1 is an aryl or heteroaryl group; Sp1 represents a first spacer group; n1 is 0 or 1; m1 is 1 if n1 is 0 and m1 is at least 1 if n1 is 1; R1 independently in each occurrence... Cambridge Display Technology Limited

Method of making an electrode

A method of making an electrode for an organic electronic device comprises the steps of depositing an ink on a light emitting layer, and drying said ink to form said electrode. The ink comprises conductive metal or carbon particles, a binder and a hydrocarbon solvent selected from 1, 1′-bicyclohexyl, cis-decalin... Cambridge Display Technology Limited

Method of forming polymers

wherein R3 in each occurrence is independently selected from C1-10 alkyl and aryl that may be unsubstituted or substituted with one or more substituents; y is 0 or 2; and Z−is an anion. Methods described include Buchwald-type and Suzuki-type polymerisation.... Cambridge Display Technology Limited

Organic electronic lighting system

A method of increasing the lifetime of an ITO-free organic lighting system comprises: providing an organic lighting element having a substrate (12) bearing a set of anode electrode metal tracks (14), a conductive organic layer (16) over said metal tracks, an organic light emitting layer (18) over said conductive organic... Cambridge Display Technology Limited

Organic transistor

An organic thin film transistor comprising source and drain electrodes (103, 105); a semiconducting region between the source and drain electrodes; a charge-transporting layer (107) comprising a charge-transporting material extending across the semiconducting region and in electrical contact with the source and drain electrodes; an organic semiconducting layer (109) comprising... Cambridge Display Technology Limited

Tetracenothiophene derivatives with alkoxy-c-alkyne solubilising units and their applications as organic semiconductors

Tetracenothiophene derivatives are disclosed, which comprise alkoxy-C-alkyne solubilising groups at transversal positions of the tetracenothiophene unit. These compounds enable preferential molecular stacking and a high field effect mobility and at the same time show improved solubility as compared to known benzothiophene- and pentacene-based materials. In addition, organic thin films comprising... Cambridge Display Technology Limited

Polymers, monomers and methods of forming polymers

R is independently in each occurrence H, a monovalent substituent or a divalent linking group linking the unit of formula (I) to the core unit, with the proviso that at least one R is not H.... Cambridge Display Technology Limited

Iodination process, monomer and polymer

The present invention relates to processes for the preparation of iodinated compounds of formula (I): (Formula (I)) wherein R1 is the same or different in each occurrence and is a substituent; m independently in each occurrence is 0, 1, 2 or 3; and X independently in each occurrence is NR2,... Cambridge Display Technology Limited

Light-emitting device

Provided is a light emitting device which is excellent in external quantum efficiency. The light emitting device comprises an anode, a cathode, a first light-emitting layer provided between the anode and the cathode, and a second light-emitting layer provided between the anode and the cathode. The first light-emitting layer is... Cambridge Display Technology Limited

Organic light-emitting device

An organic light-emitting device comprising an anode (103); a cathode (109); a light-emitting layer (105) between the anode and the cathode; and an electron-transporting layer (107) comprising an electron-transporting material between the cathode and the light-emitting layer, wherein the cathode comprises a layer of a conducting material (109B) and a... Cambridge Display Technology Limited

Compound

a, b, c and d are each independently an integer from 1 to 5.... Cambridge Display Technology Limited

Method of doping an organic semiconuctor and doping composition

A method of forming a n-doped semiconductor layer wherein a film comprising an organic semiconductor and an n-dopant reagent is irradiated by light having a wavelength that is within an absorption range of the organic semiconductor, and wherein an absorption maximum wavelength of the n-dopant precursor is shorter than any... Cambridge Display Technology Limited

Compound, composition and organic light-emitting device

wherein X is O or S; each A is a LUMO-deepening substituent; R5 and R6 are independently in each occurrence a substituent; x independently in each occurrence is 0, 1, 2, 3 or 4; y independently in each occurrence is 0, 1 or 2, and each z is independently 0... Cambridge Display Technology Limited








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