Hoechst Aktiengesellschaft

Novaled Ag

Aventis Research & Technologies Gmbh & Co Kg

Koninklijke Philips Corporation N.V.

Covion Organic Semiconductors Gmbh

Axiva Gmbh

Basf Se Corporation

Udc Ireland Limited

Semiconductors Gmbh

Novaled Gmbh

Josef Salbeck

Donald Lupo

Willi Kreuder

Thomas Stehlin

Hermann Schenk

Andrea Lux

Herbert Friedrich Boerner

Roland Stern

Manfred Kussler

Klaus Mullen

Ullrich Scherf

Elena Popova

Heinrich Becker

Hans-Peter Loebl

Karl Heinz Weinfurtner

Hubert Spreitzer

Ansgar Werner

Martin Pfeiffer

Omrane Fadhel

Jan Blochwitz-Nimoth

Nu Yu

Frank Weissörtel

Bjoern Pampuch

Frank Weiss&ouml;rtel

Michael Gr&auml;tzel

Udo Bach

Arno Wolf

Martin Kreyenschmidt

Joachim Huber

A triphenylene derivative useful for the production of organic light emitting diodes.

Organometallic complexes which emit in the red to green spectral region and their use in OLEDs

The present invention relates to organic electronic devices that include an organic semiconducting material. The organic electronic devices may include organic light-emitting diodes, field-effect transistors, sensors, photodetectors, organic solar cells, organic thin-film transistors, organic integrated circuits, organic field-quench devices, organic light-emitting transistors, light-emitting electrochemical cells, or organic laser diodes.

Organic electronic device comprising an organic semiconducting material

Organometallic complexes which bear at least one ligand which has a unit having a triplet energy of at least 22 000 cm, a process for preparing the organometallic complexes, a mixture comprising at least one of these organometallic complexes, the use of the organometallic complexes or of the mixture in organic light-emitting diodes, the organometallic complexes preferably being used as emitter materials, and specific nitrogen- or phosphorus-substituted triphenylene derivatives and a process for their preparation, the organometallic complex including a monoanionic bidentate ligand of formula (IIa) 

The present invention is directed to the field of organic light emitting diode (OLED) electroluminescent devices comprising a novel hole-conducting material having a Spirobixanthen-unit.

OLED including hole-conducting material

The present invention relates to pyrido[3,2-h]quinazolines and/or 5,6-dihydro derivatives thereof, methods for their production and doped organic semiconductor material which use such quinazolines.

Pyrido[3,2-h]quinazolines and/or 5,6-dihydro derivatives thereof, a method for the production thereof and doped organic semiconductor material containing these

The present invention relates to a doped organic semiconductor material comprising at least one organic matrix material, which is doped with at least one dopant, the matrix material being selected from a group consisting of certain phenanthroline derivatives; and also an organic light-emitting diode which comprises such a semiconductor material.

Doped organic semiconductor material

An iridium complex Ir(III)L 1L2L3 for emitting light with a central iridium ion Ir(III), with a ligand L3 as dionate from the group comprising pentane-2,4-dionate (acac), 2,2,6,6-tetramethyl-3,5-heptandionate (thd), 7,7-dimethyl-1,1,1,2,2,3,3-heptyfluoro-4,6-octandionate (fod), 4,4,4-trifluorol-(2-thienyl)butane-1,3-dionate (ttfa), 1,3-diphenylpropane-1,3-dionate (dbm), 4,4,4-trifluoro-1-(2-naphthyl)butane-1,3-dionate (tfnb) or 4,4,4-trifluoro-1-(1-naphthyl)butane-1,3-dionate and with two rigid aromatic ligands L1 and L2 with one nitrogen and one carbon atom, sharing in the ligand bond, preferably dibenzo[f,h]chinoline, benzo[h]chinoline or 5,6-dihydro-benzo[h]chinoline, characterized in that the iridium complex Ir(III)L1L2L3 is a first isomer (71), in which the nitrogen atom of the ligand L1 sharing in the ligand bonding and the nitrogen atom of the ligand L2 sharing in the ligand bonding are juxtaposed relative to the central iridium ion. The invention further relates to a method for the separation of the first isomer (71,81) of the iridium complexes () and an electroluminescent device with an electroluminescent layer () comprising light-emitting materials, wherein the component of the first isomer (71,81) in the total quantity of the light-emitting materials is greater than 90%, preferably greater than 95%.

Electroluminescent device with iridium complex

The present invention relates to use of an organic matrix material for producing an organic semiconductor material, characterized in that the organic matrix material is comprised at least partly of a spirobifluorene compound, and the glass transition temperature of the organic matrix material is at least 120&#xb0; C. and the highest occupied molecular orbital (HOMO) of the matrix material is at a maximum energy level of 5.4 eV; and also to an organic semiconductor material and electronic component.

Use of an organic matrix material for producing an organic semiconductor material, organic semiconductor material and electronic component

Use of spiro compounds of formula (I), where Kand Kare, independently of one another, conjugated systems, as a laser dye.

Use of spiro compounds as laser dyes

The present invention relates to novel spiro compounds of the formula (I):

Spiro compounds, and their use

Spiro compounds and their use

The invention relates to conjugated polymers containing triptycene units. The polymers according to the invention are on the one hand homopolymers comprising a recurring unit containing a triptycenylene radical, and copolymers comprising two or more different recurring units, which may contain a triptycenylene radical or an arylene, heteroarylene, vinylene and ethynylene radical. The polymers according to the invention are employed as electroluminescent materials.

Triptycene polymers and copolymers

Triptycene derivatives and their use for opto-electronics applications, in particular as electroluminescent materials

Growing community of inventors

Kaufungen, Germany

Josef Salbeck