Merck Patent Gmbh

Udc Ireland Limited

Rouven Linge

Sebastian Meyer

Holger Heil

Lara-Isabel Rodriguez

Amir Hossain Parham

Anja Jatsch

Jonas Valentin Kroeber

Thomas Eberle

Nils Koenen

Beate Burkhart

Aaron Lackner

Christof Pflumm

Philipp Stoessel

Tobias Grossmann

Elvira Montenegro

Dominik Joosten

Heinrich Becker

Joachim Kaiser

Amandine Darsy

Anna Hayer

Miriam Engel

Christian Ehrenreich

Christian Eickhoff

Florian Maier-Flaig

Philipp Harbach

Katja Scheible

Armin Auch

Jens Kaiser

Amel Mekic

Sebastian Stolz

The present invention describes dibenzofuran derivatives substituted by electron-deficient heteroaryl groups, and electronic devices, especially organic electroluminescent devices, comprising these compounds as triplet matrix materials.

Materials for organic electroluminescent devices

The invention relates to compounds of formula (1) which are suitable for use in electronic devices, and to electronic devices, in particular organic electroluminescent devices, containing said compounds. X is, identically or differently in each occurrence, CR or N, or two adjacent X stand for a group of the following formula (2), wherein the dashed bonds mark the bonding of said group in formula (1), with the stipulation that the compound of formula (1) contains one or two groups of formula (2); Xis, identically or differently in each occurrence, CR or N; Y is, identically or differently in each occurrence, CR or N; Z, Z, Zare, identically or differently in each occurrence, O, S, N—Ar or CR.

The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to electronic devices which comprise these compounds.

The present invention relates to compounds of the formulae (1) to (4), which are suitable for use in electronic devices, in particular organic electroluminescent devices, to intermediate compounds for the compounds or formulae (1) to (4) and to electronic devices, which comprise the compounds of formulae (1) to (4).

The present invention describes compounds comprising at least one structural element having at least three fused aromatic or heteroaromatic rings (AR) and at least one structural element having an aromatic or heteroaromatic valerolactam (AV), especially for use in electronic devices. The invention further relates to a process for preparing the compounds of the invention and to electronic devices comprising these.

Compounds having valerolactam structures

The present invention relates to bisbenzofuran-fused 2,8-diaminoindeno[1,2-b]fluorene derivatives and related compounds of formula (1) as materials for organic electroluminescent devices (OLEDs).

Bisbenzofuran-fused 2,8-diaminoindeno[1,2-b]fluorene derivatives and related compounds as materials for organic electroluminescent devices (OLED)

The present invention relates to compounds of formula (1) which are suitable for use in electronic devices: 

The present invention relates to Bisbenzofuran-fused indeno[1,2-b]fluorene derivatives and related compounds as materials for organic electroluminescent devices (OLEDs).

Bisbenzofuran-fused indeno[1,2-B]fluorene derivatives and related compounds as materials for organic electroluminescent devices (OLED)

The present application relates to a blue light-emitting organic electroluminescent device (OLED) having an anode, a cathode, at least one blue light-emitting layer and at least one hole-transport layer, wherein the at least one blue light-emitting layer comprises an elongated bis-indenofluorene derivative as a main component and wherein the at least one hole-transport layer comprises a polymer with non-conjugated units as a main component as well as to a method for producing the organic electroluminescent device.

Organic electroluminescent device

The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to electronic devices which comprise these compounds. 

The invention relates to compounds which are suitable for use in electronic devices, and electronic devices, in particular organic electroluminescent devices, containing said compounds.

The present invention relates to the compounds of the formulae (1) and (2) and to organic electroluminescent devices, in particular blue-emitting devices, in which these compounds are used as host material or dopant in the emitting layer and/or as hole-transport material and/or as electron-transport material. 

Phenoxazine derivatives for organic electroluminescent devices

The present application relates to a compound of a formula (I) or formula (II) which is suitable for use as functional material in an electronic device, especially as emitter material in an organic electroluminescent device.

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Darmstadt, Germany

Rouven Linge