Udc Ireland Limited

Basf Se Corporation

Idemitsu Kosan Company, Limited

Thomas Schaefer

Christian Lennartz

Heinz Wolleb

Gerhard Wagenblast

Soichi Watanabe

Nicolle Langer

Teresa Marina Figueira Duarte

Christian Schildknecht

Peter Murer

Annemarie Wolleb

Ute Heinemeyer

Flavio Luiz Benedito

Kristina Bardon

Stefan Metz

Oliver Molt

Korinna Dormann

Evelyn Fuchs

Yuki Nakano

Hideaki Nagashima

Natalia Chebotareva

Mathieu G R Turbiez

Tomoki Kato

Hidetsugu Ikeda

Carsten Rothe

Ryota Takahashi

Matthias Welker

Keita Seda

Jean-Charles Flores

Yuichi Nishimae

Hans Juerg Kirner

Pascal Hayoz

Beat Schmidhalter

Masatoshi Saito

Marta Fonrodona Turon

Olivier Frederic Aebischer

Oliver Dosenbach

Ingo Muenster

Didier Bauer

Mathias Dueggeli

Colin Morton

Thomas Raimann

Heinz Hottinger

Matthias Duebner

Julia Kohlstedt

A compound represented by the following formula (1), wherein in the formula (1), at least one of Rto Ris a group represented by the following formula (2).

Compound and organic electroluminescence device

The present invention relates to metal-carbene complexes comprising a central atom selected from iridium and platinum, and diazabenzimidazolocarbene ligands, to organic light diodes which comprise such complexes, to light-emitting layers comprising at least one such metal-carbene complex, to a device selected from the group comprising illuminating elements, stationary visual display units and mobile visual display units comprising such an OLED and to the use of such a metal-carbene complex in OLEDs, for example as emitter, matrix material, charge transport material and/or charge or exciton blocker.

Metal complexes comprising diazabenzmidazolocarbene ligands and the use thereof in OLEDS

A compound of the general formula a process for the production of the compound and its use in electronic devices, especially electroluminescent devices. Improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices are provided when the compound of formula I is used as host material for phosphorescent emitters in electroluminescent devices.

Benzimidazo[1,2-a]benzimidazole derivatives for electronic applications

The present invention relates to compounds of formula a process for their production and their use in electronic devices, especially electroluminescent devices. When used as host material for phasphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.

4H-imidazo[1,2-a]imidazoles for electronic applications

Metal complexes comprising diazabenzmidazolocarbene ligands and the use thereof in OLEDs

A compound represented by the following formula (1), wherein one or more pairs among Rand R, Rand R, Rand R, Rand R, Rand R, and Rand Rindependently form a ring represented by the following formula (2A) or a ring represented by the following formula (2B), or do not form a ring represented by the following formula (2A) and do not form a ring represented by the following formula (2B); and one of Rto Ris bonded with L. 

Compounds for organic electroluminescence device

Compounds of formula (I) and their use in electronic devices, especially electroluminescent devices: (I) wherein at least two of the substituents Rand R, Rand R, Rand R, Rand R, Rand R, or Rand Rform together one of the following ring systems (IIa), (IIb) (IIc). When used as charge transport material, charge blocker material and/or host material in electroluminescent devices, the compounds of formula (I) may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices and reduced driving voltage of electroluminescent devices. 

Benzimidazolo[1,2-a]benzimidazole derivatives for organic light emitting diodes

A compound of the general formula (I), a process for the production of the compound and its use in electronic devices, especially electroluminescent devices. Improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices are provided when the compound of formula I is used as host material for phosphorescent emitters in electroluminescent devices.

Novel benzimidazolo[1,2-a]benzimidazoles carrying aryl- or heteroarylnitril groups, an electronic device, comprising said novel benzimidazolo[1,2-a]benzimidazoles carrying aryl- or heteroarylnitril groups, which is preferably an electroluminescent device, a charge transport layer, a charge/exciton blocker layer, or an emitting layer comprising said novel benzimidazolo[1,2-a]benzimidazoles carrying aryl- or heteroarylnitril groups, an apparatus selected from the group consisting of stationary visual display units; mobile visual display units; illumination units; key-boards; items of clothing; furniture; wallpaper, comprising said organic electronic device, or said charge transport layer, said charge/exciton blocker layer, or said emitting layer.

Benzimidazolo[1,2-A]benzimidazole carrying aryl- or arylnitril groups for organic light emitting diodes

The present invention relates to compounds of formula(I), a process for their production and their use in electronic devices, especially electroluminescent devices. When used as charge transport material and/or host material for phosphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency and reduced driving voltage of electroluminescent devices. 

1-functionalized dibenzofurans and dibenzothiophenes for organic light emitting diodes (OLEDs)

The present invention relates to compounds of formula a process for their production and their use in electronic devices, especially electroluminescent devices. When used as host material for phosphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.

The present invention relates to compounds of formula (I), which are characterized in that they substituted by benzimidazo[1,2-a]benzimidazo-5-yl and/or benzimidazo[1,2-a]benzimidazo-2,5-ylene groups and in that at least one of the substituents B, B, B, B, B, B, Band Brepresents N; a process for their production and their use in electronic devices, especially electroluminescent devices. When used as host material for phosphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices. 

Azadibenzofurans for electronic applications

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Liestal, Switzerland

Thomas Schaefer