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Novaled Gmbh patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "N" | Novaled Gmbh-related inventors


Organic light emitting device comprising polar matrix, metal dopant and silver cathode

The present invention relates to an electronic device comprising at least one light emitting layer between an anode and a substantially silver cathode, the device further comprising between the cathode and the anode at least one mixed layer comprising (i) at least one substantially covalent electron transport matrix compound comprising at least one polar group selected from phosphine oxide group or diazole group, and (ii) in substantially elemental form, an electropositive element selected from substantially non-radioactive alkali metals, alkaline earth metals, rare earth metals, and transition metals of the fourth period of the periodic table having proton numbers 22, 23, 24, 25, 26, 27, 28, 29.. . ... Novaled Gmbh

Organic light emitting device comprising polar matrix and metal dopant

The present invention relates to an electronic device comprising at least one light emitting layer between an anode and a cathode, the device further comprising between the cathode and the anode at least one mixed layer comprising (i) in substantially elemental form, an electropositive element selected from li, na, k, be, sc, y, la, lu, ti and v, and (ii) at least one substantially covalent electron transport matrix compound comprising at least one polar group selected from a phosphine oxide group, wherein the reduction potential of the substantially covalent electron transport matrix compound, if measured by cyclic voltammetry under the same conditions, has the value which is more negative than the value obtained for 4,7-diphenyl-1, 10-phenanthroline, preferably more negative than for (9-phenyi-9ii-carbazole-2,7-diyl)bis(diphenylphosphine oxide), more preferably more negative than for (9,9-dihexyi-9h-fluorene-2,7-diyl)bis(diphenylphosphine oxide), highly preferably more negative than for 1,3,5-tris(1-phenyl-1h-benzimidazol-2-yl)benzene, even more preferably more negative than for 3-phenyl-3h-benzo[b]dinaphto[2,1-d; 1 2′-fj]phosphepine-3-oxide, most preferably more negative than for pyrene and still preferably more negative than for [1,1′-binaphthalen]-2,2′-diylbis(diphenylphosphine oxide) or a diazole group, wherein the reduction potential of the substantially covalent electron transport matrix compound, if measured by cyclic voltammetry under the same conditions, has the value which is more negative than the value obtained for 4,7-diphenyl-1, 10-phenanthroline, preferably more negative than for (9-phenyl-9h-carbazole-2,7-diyl)bis(diphenylphosphine oxide), more preferably more negative than for (9,9-dihexyl-9h-fluorene-2,7-diyl)bis(diphenylphosphine oxide), highly preferably more negative than for 1,3,5-tris(1-phenyl-1 ii-benzimidazol-2-yl)benzene, even more preferably more negative than for 3-phenyl-3h-benzo[b]dinaphto[2,1-d:1′,2′-fj]phosphepine-3-oxide, most preferably more negative than for pyrene and still preferably more negative than for [1,1′-binaphthalen]-2,2′-diylbis(diphenylphosphine oxide), a process for manufacturing the same and a compound comprised therein.. . ... Novaled Gmbh

Flash light illumination method and organic electronic device elements obtainable this way

The present invention relates to a method comprising the steps: a) providing a layered structure applicable for preparing an organic electronic device, comprising: aa) a substrate comprising a first electrode structure and a non-electrode part; bb) a grid formed by a grid material, wherein open areas of the grid are arranged above at least a part of the first electrode structure and the grid material is arranged above at least a part of the non-electrode part; and cc) a layer stack comprising at least one redox-doped layer having a conductivity of at least 1e−7 s/cm, the layer stack being deposited on the grid; wherein the optical density measured by absorption spectroscopy of the grid material is higher than the optical density of the open areas; and b) irradiating light pulses having a duration of <10 ms and an energy of 0.1 to 20 j/cm2 per pulse, alternatively 1 to 10 j/cm2, onto the layered structure; an organic electronic device obtainable this way and a device comprising said organic electronic device.. . ... Novaled Gmbh

Phosphepine matrix compound for a semiconducting material

The present invention is directed to a compound comprising at least one phosphepine ring and having the phosphorous atom of the phosphepine ring substituted with at least one monovalent substituent r, wherein (i) r is selected from aryls and heteroaryls comprising at least two rings or (ii) r is selected from aryls, alkyls, heteroalkyls, heteroaryls, h, f, ci, br, i, oh, and or*, wherein r* is selected from c1-c22 alkyl and c7-c22 arylalkyl, and the hosphepine ring is a ring according to formula (i), wherein structural moieties a, b, c are independently selected from ortho-arylenes and ortho-heteroarylenes, with the proviso that neither a nor b is a condensed arylene, and c comprises at least two annelated rings, a semiconducting material comprising this compound as well as an electronic device comprising the semiconducting material.. . ... Novaled Gmbh

Organic light-emitting diode comprising different matrix compounds in the first and second electron transport layer

The present invention is directed to matrix compounds and an organic light-emitting diode (oled) comprising an emission layer and an electron transport layer stack of at least two electron transport layers, wherein a first electron transport layer and a second electron transport layer comprises at least one matrix compound, wherein the matrix compound or compounds of the first electron transport layer is/are different to the matrix compound or compounds of the second electron transport layer; and in addition, the first electron transport layer comprises a dopant of a lithium halide and/or lithium organic complex; and the second electron transport layer is free of a dopant; wherein at least one matrix compound of the second electron transport layer having the chemical formula ia, ib and/or ic: (ia) (ib) (ic) wherein ar=substituted or unsubstituted arylene with 6 to 20 ring-forming carbon atoms; or carbazolylene; et=substituted or unsubstituted aryl group with 13 to 40 ring-forming carbon atoms; or a substituted or unsubstituted heteroaryl group with 14 to 40 ring-forming atoms.. . ... Novaled Gmbh

Semiconducting material and naphtofurane matrix compound for it

The present invention relates to a semiconducting material comprising an electron transport matrix compound comprising at least one electron transporting structural moiety and at least one polar structural moiety; a matrix compound and electronic device utilizing the semiconducting material.. . ... Novaled Gmbh

Oxocarbon-, pseudooxocarbon- and radialene compounds and their use

The present invention relates to oxocarbon-, pseudooxocarbon- and radialene compounds as well as to their use as doping agent for doping an organic semiconductive matrix material, as blocker material, as charge injection layer, as electrode material as well as organic semiconductor, as well as electronic components and organic semiconductive materials using them.. . ... Novaled Gmbh

Substituted 1,2,3-triylidenetris(cyanomethanylylidene) cyclopropanes for vte, electronic devices and semiconducting materials using them

The present invention relates to a process for preparation of an electrically doped semiconducting material comprising a [3]-radialene p-dopant or for preparation of an electronic device containing a layer comprising a [3]-radialene p-dopant, the process comprising the steps: (i) loading an evaporation source with the [3]-radialene p-dopant; and (ii) evaporating the [3]-radialene p-dopant at an elevated temperature and at a reduced pressure, wherein the [3]-radialene p-dopant is selected from compounds having a structure according to formula (i) wherein a1 and a2 are independently aryl- or heteroaryl-substituted cyanomethylidene groups, the aryl and/or heteroaryl is selected independently in a1 and a2 from 4-cyano-2,3,5,6-tetrafluorphenyl,2,3,5,6-tetrafluorpyridine-4-yl, 4-trifluormethyl-2,3,5,6-tetrafluorphenyl, 2,4-bis(trifluormethyl)-3,5,6-trifluorphenyl, 2,5-bis(trifluormethyl)-3,4,6-trifluorphenyl, 2,4,6-tris(trifluormethyl)-1,3-diazine-5-yl, 3,4-dicyano-2,5,6-trifluorphenyl, 2-cyano-3,5,6-trifluorpyridine-4-yl, 2-trifluormethyl-3,5,6-trifluorpyridine-4-yl, 2,5,6-trifluor-1,3-diazine-4-yl and 3-trifluormethyl-4-cyano-2,5,6-trifluophenyl), and at least one aryl or heteroaryl is 2,3,5,6-tetrafluorpirydine-4-yl, 2,4-bis(trifluormethyl)-3,5,6-trifluorphenyl, 2,5-bis(trifluormethyl)-3,4,6-trifluorphenyl, 2,4,6-tris(trifluormethyl)-1,3-diazine-5-yl, 3,4-dicyano-2,5,6-trifluorphenyl, 2-cyano-3,5,6-trifluorpyridine-4-yl, 2-trifluormethyl-3,5,6-trifluorphenyl, provided that the heteroaryl in both a1 and a2 cannot be 2,3,5,6-tetrafluorpyridine-4-yl at the same time, respective [3]-radialene compounds, and semiconducting materials and layer, and electronic devices comprising said compounds.. . ... Novaled Gmbh

Organic light emitting diode comprising an organic semiconductor layer

The present invention relates to an organic light emitting diode including an anode electrode, a cathode electrode, at least one emission layer and at least one organic semiconductor layer, wherein the at least one emission layer and the at least one organic semiconductor layer are arranged between the anode electrode and the cathode electrode and the organic semiconductor layer includes a substantially metallic rare earth metal dopant and a first matrix compound, the first matrix compound including at least two phenanthrolinyl groups as well as to a method for preparing the same.. . ... Novaled Gmbh

Organic light emitting diode comprising an organic semiconductor layer

The present invention relates to organic light-emitting diodes that include an anode electrode, a transparent cathode electrode, at least one emission layer and at least one organic semiconductor layer, wherein the at least one emission layer and the at least one organic semiconductor layer is arranged between the anode electrode and the transparent cathode electrode and the organic semiconductor layer includes a first zero-valent metal dopant and a first matrix compound wherein the first matrix comprising at least two phenanthrolinyl groups as well as to a method for manufacturing the same.. . ... Novaled Gmbh

Method for producing an organic field effect transistor and an organic field effect transistor

Methods for producing organic field effect transistors, organic field effect transistors, and electronic switching devices are provided. The methods may include providing a gate electrode and a gate insulator assigned to the gate electrode for electrical insulation on a substrate, depositing a first organic semiconducting layer on the gate insulator, generating a first electrode and an electrode insulator assigned to the first electrode for electrical insulation on the first organic semiconducting layer, depositing a second organic semiconducting layer on the first organic semiconducting layer and the electrode insulator, and generating a second electrode on the second organic semiconducting layer.. ... Novaled Gmbh

Organic light-emitting diode including an electron transport layer stack comprising different lithium compounds and elemental metal

The present invention relates to a an organic light-emitting diode (oled, 100) comprising at least one emission layer (150), and an electron transport layer stack (160) of at least two electron transport layers, wherein a first electron transport layer (161, 162) and a second electron transport layer (162, 161) comprises at least one matrix compound and in addition, —the at least first electron transport layer comprises a lithium halide or a lithium organic complex; and the at least second electron transport layer comprises an elemental metal selected from the group of lithium, magnesium and/or ytterbium; or —the at least first electron transport layer comprises an elemental metal selected from the group of lithium, magnesium and/or ytterbium; and the at least second electron transport layer comprises a lithium halide or a lithium organic complex; wherein the electron transport layer or layers comprising a lithium halide or a lithium organic complex is free of an elemental metal, and the electron transport layer or layers that comprises an elemental metal is free of a metal salt and/or a metal organic complex.. . ... Novaled Gmbh

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. ... Novaled Gmbh

Active oled display, method of operating an active oled display and compound

An active oled display, comprising a plurality of oled pixels, each of the oled pixels comprising an anode, a cathode, and a stack of organic layers, wherein the stack of organic layers is provided between and in contact with the cathode and the anode and comprises an electron transport layer, a hole transport layer, and a light emitting layer provided between the hole transport layer and the electron transport layer, and a driving circuit configured to separately driving the pixels of the plurality of oled pixels, wherein, for the plurality of oled pixels, a common hole transport layer is formed by the hole transport layers provided in the stack of organic layers of the plurality of oled pixels, the common hole transport layer comprising a hole transport matrix material and at least one electrical p-dopant, and the electrical conductivity of the hole transport material being lower than 1×10−3 s·m−1 and higher than 1×10−8 s·m−1.. . ... Novaled Gmbh

08/03/17 / #20170222166

Method for producing a vertical organic field-effect transistor, and vertical organic field-effect transistor

The invention relates to a method for producing a vertical organic field-effect transistor, in which a vertical organic field-effect transistor with a layer arrangement is produced on a substrate, said layer arrangement including transistor electrodes, namely a first electrode (23; 24), a second electrode (23; 24) and a third electrode (32), electrically insulating layers (25; 34) and an organic semiconductor layer (28). In addition, a vertical organic field-effect transistor is provided, which includes a layer arrangement with transistor electrodes on a substrate (21).. ... Novaled Gmbh

06/15/17 / #20170170411

Organic light-emitting diode (oled) including an electron transport layer stack comprising different lithium compounds

The present invention relates to a an organic light-emitting diode (oled) (100) comprising an emission layer and an electron transport layer stack of at least two electron transport layers (160/161), wherein a first electron transport layer (161) and a second electron transport layer (162) comprises at least one matrix compound and in addition, —the first electron transport layer (161) comprises a first lithium halide or a first lithium organic complex; and—the second electron transport layer (162) comprises a second lithium halide or a second lithium organic complex, wherein the first lithium organic complex is not the same as the second lithium organic complex; and wherein the first lithium halide is not the same as the second lithium halide.. . ... Novaled Gmbh

06/01/17 / #20170155047

Electronic device and compound

. . The invention relates to an electronic device comprising a compound having formula (1): abx (1), wherein a is a structural moiety that consists of at least two atoms and comprises a conjugated system of delocalized electrons, each b is independently selected from an imine functional group (1a), wherein r1, r2, r3, r4 are independently selected from c1-c30 alkyl, c2-c30 alkenyl, c2-c3 alkinyl, c3-c30 cycloalkyl, c6-c30 aryl, c2-c30 heteroaryl, c7-c30 arylalkyl, c3-c30 heteroarylalkyl, the wave line represents a covalent bond to the imine nitrogen atom, g is in each group (1a) independently selected from a quarternary carbon atom and from a cyclopropenylidene structural moiety, x is an integer equal one or higher, preferably equal two or higher, and the lone electron pair of the imine nitrogen atom and/or the pi-electrons of the imine double bond of at least one group b is conjugated with the conjugated system of delocalized electrons comprised in the structural moiety a, with the proviso that two or more of the substituents r1, r2, r3, r4 may be connected to form a ring that may contain also unsaturation and, if any of the substituents r1, r2, r3, r4 comprises two or more carbon atoms, up to one third of the overall count of the carbon atoms in the substituent or in any ring formed by two connected substituents can be replaced with heteroatoms independently selected from o, s, n and b as well as to an electrically semiconducting material and a compound for use in the electronic device.. . ... Novaled Gmbh

04/20/17 / #20170110668

Polychromatic light emitting devices and versatile hole transporting matrix for them

The present invention relates to organic light-emitting diodes (oleds) comprising at least one substantially organic layer comprising 1,n,n,n′,n′-pentakis(1,1′-biphenyl-4-yl)-phenylene-3,5-diamine matrix compound and to new 1,n,n,n′,n′-pentakis(1,1′-bi-phenyl-4-yl)-phenylene-3,5-diamine compound useful especially as hole-transporting and/or electron-blocking layer matrix in oleds.. . ... Novaled Gmbh

02/16/17 / #20170047519

Phosphorescent oled and hole transporting materials for phosphorescent oleds

The present invention relates to phosphorescent organic light-emitting diodes (oleds) comprising a hole-transporting or a hole-transporting and an electron-blocking layer comprising n,n,n′,n′-tetraaryl-phenylene-3,5-diamine compounds bearing in position 1 of the phenylenediamine core a 9h-fluorenyl substituent. The inventive compounds are useful as hole-transporting and electron-blocking layer matrices in phosphorescent oleds.. ... Novaled Gmbh

01/12/17 / #20170012203

Quinoid compounds and their use in semiconducting matrix materials, electronic and optoelectronic structural elements

The invention relates to quinoid compounds and their use in semiconductive matrix materials, electronic and optoelectronic structural elements.. . ... Novaled Gmbh








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