Novaled Gmbh

Other

Thomas Rosenow

Carsten Rothe

Ansgar Werner

Jan Birnstock

Benjamin Schulze

Omrane Fadhel

Markus Hummert

Steffen Willmann

Ulrich Heggemann

Domagoj Pavicic

Vygintas Jankus

Mauro Furno

Tobias Canzler

Mike Zoellner

Steffen Runge

Sven Murano

Regina Luschtinetz

Ulrich Denker

Bodo Wallikewitz

Oliver Langguth

Tomas Kalisz

Andreas Haldi

Mike Zöllner

Max Peter Nüllen

Martin Köhler

Martin Koehler

Jakob Jacek Wudarczyk

Sven Zimmermann

Francisco Bloom

Ulrike Schliebe

Rothe Carsten

Markus Hummelt

Max Nüllen

Jakob Wudarczyk

Annette Steudel

Jacob Jacek Wudarczyk

Piermaria Pinter

Moo Jin Park

Kai Gilge

Jens Angermann

Vladimir Uvarov

The present invention relates to an electronic device comprising a hole injection layer and/or a hole transport layer and/or a hole generating layer, wherein at least one of the hole injection layer, the hole transport layer and the hole generating layer comprises a coordination complex comprising at least one electropositive atom M having an electro-negativity value according to Allen of less than 2.4 and at least one ligand L having the following structure:

Coordination complex and electronic device comprising the same

The present invention relates to a display device comprising a common charge generation layer and method for making the same.

Display device comprising a common charge generation layer and method for making the same

The present Invention relates to an organic light emitting device comprising: (i) an anode; (ii) a cathode; (iii) at least one light emitting layer arranged between the anode and the cathode; (iv) optionally a first hole injection layer comprising a first hole injection compound, the first hole injection layer being arranged between the anode and the light emitting layer and the hole injection layer being adjacent to the anode; (v) a first hole transport layer comprising a first hole transport matrix compound wherein the first hole transport layer is arranged a) between the first hole injection layer and the light emitting layer and adjacent to the first hole injection layer; or b) between the anode and the light emitting layer and adjacent to the anode; (vi) a second hole injection layer arranged between the first hole transport layer and the light emitting layer, wherein the second hole injection layer is adjacent to the first hole transport layer and wherein the second hole injection layer comprises a second hole injection compound; wherein the second hole injection compound is a halo-genated fullerene, a partially or fully halogenated metal complex or a mixture thereof.

Organic light emitting device

Compounds, including metal borate compounds, and electronic semiconducting devices including one or more of the compounds. Compounds may be used in a hole transport layer of the electronic semiconducting devices. Display devices, which may include a plurality of OLED pixels. The OLED pixels may include one or more compounds, including metal borate compounds.

Electronic semiconducting device and method for preparing the electronic semiconducting device

The present invention relates to metal amides of general Formula Ia and for their use as hole injection layer (HIL) for an Organic light-emitting diode (OLED), and a method of manufacturing Organic light-emitting diode (OLED) comprising an hole injection layer containing a metal amide of general Formula Ia:

Metal amides for use as HIL for an organic light-emitting diode (OLED)

The present invention relates to an organic electronic device comprising at least one inverse coordination complex, the N inverse coordination complex comprising: (i) a core consisting of one atom or of a plurality of atoms forming together a covalent cluster; (ii) a first coordination sphere consisting of at least four electropositive atoms having each individually an electronegativity according to Allen of less than 2,4; and (iii) a second coordination sphere comprising a plurality of ligands; wherein the first coordination sphere is closer to the core than the second coordination sphere; and all atoms of the core have a higher electronegativity according to Allen than any of the electropositive atoms of the first coordination sphere and a method for preparing the same.

Organic electronic device comprising an inverse coordination complex and a method for preparing the same

The present invention relates to an electronic device comprising at least one layer comprising a borate salt, wherein the borate salt is comprised in the layer comprising the borate salt In an amount, by weight and/or by volume, exceeding the total amount of other components which may additionally be comprised in the layer, a display device comprising the same and a method for preparing the same.

Electronic device, method for preparing the same and display device comprising the same

The present invention relates to an electronic device comprising between a first electrode and a second electrode at least one first hole transport layer, wherein the first hole transport layer comprises (i) at least one first hole transport matrix compound consisting of covalently bound atoms and (ii) at least one electrical p-dopant selected from metal salts and from electrically neutral metal complexes comprising a metal cation and a at least one anion and/or at least one anionic ligand consisting of at least 4 covalently bound atoms, wherein the metal cation of the electrical p-dopant is selected from alkali metals; alkaline earth metals, Pb, Mn, Fe, Co, Ni, Zn, Cd; rare earth metals in oxidation state (II) or (III); Al, Ga, In; and from Sn, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo and W in oxidation state (IV) or less; provided that a) p-dopants comprising anion or anionic ligand having generic formula (Ia) or (Ib). 

The present invention relates to an electronic device comprising between a first electrode and a second electrode at least one first hole transport layer, wherein the first hole transport layer comprises (i) at least one first hole transport matrix compound consisting of covalently bound atoms and (ii) at least one electrical p-dopant selected from metal sate and from electrically neutral metal complexes comprising a metal cation and a at least one anion and/or at least one anionic ligand consisting of at least 4 covalently bound atoms, wherein the metal cation of the electrical p-dopant is selected from alkali metals; alkaline earth metals, Pb, Me, Fe, Co, Ni, Zn, Cd; rare earth metals in oxidation state (II) or (III); Al, Ga, In; and from Sn, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo and W in oxidation state (TV) or less; provided that a) p-dopants comprising anion or anionic ligand having generic formula (Ia) or (Ib) wherein A, A, Aand Aare independently selected from CO, SOor POR; R=electron withdrawing group selected from the group comprising halide, nitrile, halogenated or perhalogenated Cto Calkyl, halogenated or perhalogenated Cto Caryl, or halogenated or perhalogenated heteroaryl with 5 to 20 ring-forming atoms; B, B, Band Bare same or independently selected from substituted or unsubstituted Cto Calkyl, substituted or unsubstituted Cto Cheteroalkyl, substituted or unsubstituted Cto Caryl, substituted or unsubstituted Cto Cheteroaryl, or Band Bform a ring; and b) p-dopants consisting of Li cation and an anion selected from perchlorate and tetrafluoroborate are excluded, and the first hole transport layer comprises a sublayer, wherein the electrical dopant is comprised in an amount, by weight and/or by volume, exceeding the total amount of other components which may additionally be comprised in the sublayer, and a method for preparing the same. 

The present invention relates to metal amides of general Formula Ia and for their use as hole injection layer (HIL) for an Organic light-emitting diode (OLED), and a method of manufacturing Organic light-emitting diode (OLED) comprising an hole injection layer containing a metal amide of general Formula Ia: 

The present invention relates to a hole injection layer for an OLED comprising a triarylamine compound doped with a charge neutral metal amide compound, characterized in that the hole injection layer has a thickness of at least about &#x2265;20 nm to about &#x2264;1000 nm and the charge neutral metal amide compound has the Formula Ia. 

Triaryl amine thick layer doped with metal amides for use as HIL for an organic light-emitting diode (OLED)

The present invention relates to an organic light-emitting diode () comprising an emission layer () and at least one electron transport layer (), wherein the at least one electron transport layer () comprises at least one matrix compound and at least two lithium compounds.

Organic light-emitting diode including an electronic transport layer comprising a three component blend of a matrix compound and two lithium compounds

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&#xd7;10S&#xb7;mand higher than 1&#xd7;10S&#xb7;m.

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

The invention relates to an organic light emitting device, in a layered structure, comprising a substrate, a bottom electrode, a top electrode, wherein the bottom electrode is closer to the substrate than the top electrode, an electrically active region, the electrically active region comprising one or more organic layers and being provided between and in electrical contact with the bottom electrode and the top electrode, a light emitting region provided in the electrically active region, and a roughening layer, the roughening layer being provided as non-closed layer in the electrically active region and providing an electrode roughness to the top electrode by roughening the top electrode on at least one an inner side facing the electrically active region and an outer side of the top electrode facing away from the electrically active region. Furthermore, a further organic light emitting device, and a method of producing an organic light emitting device are provided.

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Dresden, Germany

Thomas Rosenow