Merck Patent Gmbh

Covion Organic Semiconductors Gmbh

Merck Patent Gesellschaft MIT Beschrankter Haftung

Susanne Heun

Aurélie Ludemann

Thomas Eberle

Niels Schulte

Philipp Stoessel

Heinrich Becker

Rémi Manouk Anémian

Amir Hossain Parham

Junyou Pan

Anja Gerhard

Hubert Spreitzer

Arne Büsing

Aurelie Falcou

Arne Buesing

Herwig Buchholz

Philipp Stössel

Horst Vestweber

René Peter Scheurich

Kevin E Treacher

Jonas Valentin Kroeber

Esther Breuning

Joachim Kaiser

Ingrid Bach

Dietmar Kunkel

Holger Heil

Frank Voges

Philip Edward May

Mark James

Frank Egon Meyer

Neil Anthony Tallant

Rémi Mamouk Anémian

Jürgen Steiger

Andreas Sauer

Rémi Manouk Anèmian

Katie Court

Christof Pflumm

Dominik Joosten

Rocco Fortte

Frank Meyer

Stephen G Yeates

Nils Koenen

Qiong Tong

Luisa De Cola

David Christoph Müller

Magda Goncalves-Miskiewicz

Wolfgang Hierse

Almut Rapp

Michael Holbach

Corinna Leske

Silke Türk

Cheng-Han Yang

Rémi Manouk Anemian

Katie Patterson

Beverly Brown

Aurelie Ludemann

René Scheurich

Philipp STÖSSEL

Ingrid Michaelsen

Aurélie Ludermann

The present invention relates to a formula, comprising at least one solvent, and at least one functional composition of the general formula (I), wherein A is a functional structural element, B is a solvent-providing structural element, and k is an integer in the range of 1 to 20. The molecular weight of the functional composition is at least 550 g/mol, and the solvent-providing structural element B corresponds to the general formula ((L-I). Ar1, Ar2 JeWeUs, independently of each other, signify an aryl or heteroaryl group, which can be substituted with one or several discretionary residues R. Each X is, independently of one another, N or CR2, preferably CH. R1, R2, independently of one another, is hydrogen, a linear alkyl, alkoxy, or thioalkoxy group with 1 to 40 C atoms, or a branched or cyclic alkyl, alkoxy, or thioalkoxy group with 3 to 40 C atoms, or a silyl group, or a substituted keto group with 1 to 40 C atoms, an alkoxycarbonyl group with 2 to 40 C atoms, an aryloxycarbonyl group with 7 to 40 C atoms, a cyano group (&#x2014;CN), a carbamoyl group (&#x2014;C(&#x2550;O)NH2), a haloformyl group (&#x2014;C(&#x2550;O)&#x2014;X, wherein X signifies a halogen atom), a formyl group (&#x2014;C(&#x2550;O)&#x2014;H), an isocyano group, an isocyanate group, a thiocyanate group or a thioisocyanate group, a hydroxy group, a nitro group, a CF3 group, C1, Br, F, a cross-linkable group, or a substituted or non-substituted aromatic or heteroaromatic ring system with 5 to 60 ring atoms, or an aryloxy or heteroaryloxy group with 5 to 60 ring atoms, or a combination of these systems, wherein one or several of groups R1 and/or R2 can form a monocyclic or polycyclic, aliphatic or aromatic ring system with one another and/or with the ring to which group R1 is bound, and I is 0, 1, 2, 3 or 4, wherein the dashed linkage indicates the linkage to the functional structure element A. The present invention further relates to preferred compositions of the formula (I) and electronic devices containing said compositions.

Formulations for the production of electronic devices

The present invention relates to organic electroluminescent devices which comprise a mixture of at least two materials in the electron-transport layer.

Organic electroluminescence device

A formulation comprising at least one solvent and at least two different functional compounds of formula (I)AB]&#x2003;&#x2003;(I) 

Formulations and electronic devices

The present invention relates to polymers comprising structural units having partially fluorinated substituents, to mixtures and formulations comprising the polymers according to the invention, to a process for the preparation of the polymers according to the invention, and to the use of the polymers according to the invention as functional materials in electronic devices.

Materials for electronic devices

The invention relates to formulations containing doped conductive polymers, which due to outstanding hole injection characteristics and high conductivity are very suitable for use in organic electronic devices, preferably in organic electroluminescent devices, in particular in the buffer layers thereof. Thus the invention further relates to the use of the formulations according to the invention in organic electronic devices, preferably in electroluminescent devices, in particular in the buffer layers thereof.

Formulations containing conductive polymers and use thereof in organic electronic devices

The present invention relates inter alia to a new class of heteroleptic metal complexes comprising condensed aromatic heterocyclic rings, their preparation and use.

Metal complexes comprising condensed heteroaromatic rings

The present invention relates to novel compositions comprising one or more polymeric organic semiconducting (OSC) compounds and one or more organic solvents. The composition preferably comprises 3,4-dimethyl anisole as solvent. Furthermore, the present invention describes the use of these compositions as inks for the preparation of organic electronic (OE) devices, especially organic photovoltaic (OPV) cells and organic light emitting diodes (OLED) devices, to methods for preparing OE devices using the novel formulations, and to OE devices, OLED devices and OPV cells prepared from such methods and formulations.

Composition comprising polymeric organic semiconducting compounds

The present invention relates to copolymers containing indenocarbazole derivatives having electron- and hole-transporting properties, in particular for use in the interlayer, emission layer and/or charge-transport layer of electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising these compounds.

Materials for organic electroluminescence devices

The present invention relates to formula, comprising at least one solvent, and at least one functional composition of the general formula (I), wherein A is a functional structural element, B is a solvent-providing structural element, and k is an integer in the range of 1 to 20. The molecular weight of the functional composition is at least 550 g/mol, and the solvent-providing structural element B corresponds to the general formula ((L-I). Ar1, Ar2 JeWeUs, independently of each other, signify an aryl or heteroaryl group, which can be substituted with one or several discretionary residues R. Each X is, independently of one another, N or CR2, preferably CH. R1, R2, independently of one another, is hydrogen, a linear alkyl, alkoxy, or thioalkoxy group with 1 to 40 C atoms, or a branched or cyclic alkyl, alkoxy, or thioalkoxy group with 3 to 40 C atoms, or a silyl group, or a substituted keto group with 1 to 40 C atoms, an alkoxycarbonyl group with 2 to 40 C atoms, an aryloxycarbonyl group with 7 to 40 C atoms, a cyano group (&#x2014;CN), a carbamoyl group (&#x2014;C(&#x2550;O)NH2), a haloformyl group (&#x2014;C(&#x2550;O)&#x2014;X, wherein X signifies a halogen atom), a formyl group (&#x2014;C(&#x2550;O)&#x2014;H), an isocyano group, an isocyanate group, a thiocyanate group or a thioisocyanate group, a hydroxy group, a nitro group, a CF3 group, C1, Br, F, a cross-linkable group, or a substituted or non-substituted aromatic or heteroaromatic ring system with 5 to 60 ring atoms, or an aryloxy or heteroaryloxy group with 5 to 60 ring atoms, or a combination of these systems, wherein one or several of groups R1 and/or R2 can form a monocyclic or polycyclic, aliphatic or aromatic ring system with one another and/or with the ring to which group R1 is bound, and I is 0, 1, 2, 3 or 4, wherein the dashed linkage indicates the linkage to the functional structure element A. The present invention further relates to preferred compositions of the formula (I) and electronic devices containing said compositions.

The present invention relates to a mixture comprising a) a polymer which contains at least one L=X structural unit, b) a triplet emitter compound and c) a carbazole compound or a soluble neutral molecule. The invention furthermore relates to organic electroluminescent devices which contain the mixture according to the invention.

Materials for organic electroluminescent devices

The present invention relates to a mixture comprising two different compounds A and B, each of which contain emitter units, where at least one of the compounds is a polymer. The present invention furthermore relates to a non-conjugated polymer or dendrimer which contains two emitting units covalently bonded as polymer building blocks, to the use of the mixture, the polymer or dendrimer in electronic devices, to electronic devices comprising the mixture, the polymer or dendrimer, and to a formulation comprising the mixture, the polymer or dendrimer in a solvent.

Organic electroluminescent device

The present invention relates to a polymer which contains at least one structural unit which has electron-transport properties, to processes for the preparation thereof and to mixtures (blends), solutions and formulations which comprise these polymers. Furthermore, the present invention relates to the use of these polymers in electronic devices, in particular in organic electro-luminescent devices, so-called OLEDs (OLED=organic light emitting diodes), and to these organic electroluminescent devices themselves. The polymers according to the invention exhibit improved efficiency, in particular on use in OLEDs.

Polymers containing structural units which have electron-transport properties

The present invention relates to polymers which contain substituted indenofluorene derivatives as structural unit, to substituted indenofluorene derivatives, to a process for the preparation of the polymers according to the invention, to mixtures and solutions which comprise the polymers according to the invention, and to the use of the polymers according to the invention in electronic devices, in particular in organic electroluminescent devices, so-called OLEDs (OLED=organic light emitting diode).

Compounds and polymers which contain substituted indenofluorene derivatives as structural unit, process for the preparation thereof, and the use thereof as electronic devices and mixtures and solutions

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Bad Soden, Germany

Susanne Heun