Abstract: The present invention relates to phosphorescent organic electroluminescent devices which comprise at least one phosphorescent emitter and a matrix material in the emitting layer, where certain conditions must be satisfied for the positions of the triplet energy and the HOMO and LUMO.
Abstract: The present invention relates to electronic devices, in particular organic electroluminescent devices, comprising metal complexes which contain isonitrile ligands.
Type:
Grant
Filed:
July 8, 2009
Date of Patent:
April 8, 2014
Assignee:
Merck Patent GmbH
Inventors:
Philipp Stoessel, Holger Heil, Dominik Joosten, Christof Pflumm, Anja Gerhard
Abstract: The invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices.
Type:
Grant
Filed:
March 12, 2015
Date of Patent:
September 17, 2019
Assignee:
Merck Patent GmbH
Inventors:
Amir Hossain Parham, Christof Pflumm, Thomas Eberle, Anja Jatsch, Jonas Valentin Kroeber, Tobias Grossmann
Abstract: The present invention relates to novel materials which can be used in organic electronic devices, in particular electroluminescent devices, and are certain derivatives of fused aromatic systems.
Type:
Grant
Filed:
March 19, 2014
Date of Patent:
February 13, 2018
Assignee:
Merck Patent GmbH
Inventors:
Holger Heil, Arne Buesing, Philipp Stoessel, Horst Vestweber
Abstract: The invention relates to a process for preparing an electronic device using a protection layer, and to improved electronic devices prepared by this process, in particular organic field effect transistors (OFETs).
Type:
Application
Filed:
March 28, 2008
Publication date:
May 6, 2010
Applicant:
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTING
Inventors:
David Christoph Mueller, Toby Cull, Simon Dominic Ogier
Abstract: The present invention relates to mixtures comprising at least one phosphorescent dopant and at least one compound of one of the formulae (1) and (2), and the use thereof in electronic devices, especially in organic electroluminescent devices.
Type:
Grant
Filed:
August 25, 2015
Date of Patent:
January 28, 2020
Assignee:
Merck Patent GmbH
Inventors:
Amir Hossain Parham, Christof Pflumm, Anja Jatsch, Thomas Eberle, Jonas Valentin Kroeber, Rouven Linge
Abstract: 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.
Type:
Grant
Filed:
July 1, 2016
Date of Patent:
December 27, 2022
Assignee:
MERCK PATENT GMBH
Inventors:
Jochen Pfister, Teresa Mujica-Fernaud, Elvira Montenegro, Frank Stieber, Frank Voges
Abstract: The present invention relates to mixtures of organic materials, to the use of these mixtures in organic electroluminescent devices, and to organic electroluminescent devices comprising these mixtures.
Type:
Grant
Filed:
November 17, 2006
Date of Patent:
July 22, 2014
Assignee:
Merck Patent GmbH
Inventors:
Horst Vestweber, Philipp Stoessel, Holger Heil
Abstract: A polymer dopant for electrially conducting, photoconducting and semiconducting components and devices and novel polymers comprising electron accepting groups that are suitable as polymer dopants.
Type:
Grant
Filed:
January 26, 2004
Date of Patent:
March 6, 2007
Assignee:
Merck Patent Gesellschaft
Inventors:
Iain McCulloch, Martin Heeney, Mark Giles, Maxim Shkunov, Steven Tierney, Clare Bailey
Abstract: The present invention relates to compounds suitable for use in electronic devices, and to electronic devices, especially organic electroluminescent devices, comprising these compounds.
Type:
Grant
Filed:
August 12, 2016
Date of Patent:
February 14, 2023
Assignee:
MERCK PATENT GMBH
Inventors:
Anja Jatsch, Amir Hossain Parham, Thomas Eberle, Tobias Grossmann, Jonas Valentin Kroeber
Abstract: The present invention relates to the improvement of blue-emitting organic electroluminescent devices comprising stilbenamines, and to materials for the production of these electroluminescent devices.
Type:
Grant
Filed:
November 17, 2006
Date of Patent:
November 6, 2012
Assignee:
Merck Patent GmbH
Inventors:
Holger Heil, Philipp Stoessel, Rocco Fortte, Amir Parham, Horst Vestweber
Abstract: The present invention relates to light-emitting devices and in particular organic light-emitting devices (OLEDs). In particular, the invention relates to emitter materials in which charged metal complexes are bonded to a polymer by electrostatic interactions.
Abstract: The present invention relates to the use of aromatic boronic acid or borinic acid derivatives in organic electronic devices, in particular electroluminescent devices.
Type:
Application
Filed:
April 6, 2006
Publication date:
May 28, 2009
Applicant:
Merck Patent GmbH
Inventors:
Philipp Stoessel, Esther Breuning, Arne Buesing, Amir Hossain Parham, Holger Heil, Horst Vestweber
Abstract: The invention relates to coated phosphor particles comprising luminescent particles and a, preferably substantially transparent, metal, transition-metal or semimetal oxide coating, and to a process for the production thereof.
Type:
Application
Filed:
October 11, 2008
Publication date:
October 21, 2010
Applicant:
Merck Patent GmbH
Inventors:
Holger Winkler, Ralf Petry, Reinhold Rueger, Tim Vosgroene
Abstract: The present invention relates to compounds of the formula (1) and (2) which are suitable for use in electronic devices, in particular organic electroluminescent devices.
Type:
Application
Filed:
September 16, 2011
Publication date:
August 8, 2013
Applicant:
Merck Patent GmbH
Inventors:
Philipp Stoessel, Dominik Joosten, Arne Besing
Abstract: The present invention relates to the improvement of organic electroluminescent devices, in particular blue-emitting devices, by using compounds of the formula (1) as host materials in the emitting layer.
Type:
Application
Filed:
September 20, 2005
Publication date:
January 29, 2009
Applicant:
Merck Paten GmbH Patents & Scientific Information
Inventors:
Philipp Stossel, Arne Busing, Horst Vestweber, Holger Heil
Abstract: The present invention relates to phosphorescent organic electroluminescent devices which contain as a matrix material of emitting layer, metal complexes of the formula (I)
Type:
Grant
Filed:
October 14, 2008
Date of Patent:
July 16, 2013
Assignee:
Merck Patent GmbH
Inventors:
Amir Hossain Parham, Jonas Kroeber, Anja Gerhard, Rocco Fortte
Abstract: The present invention relates to compounds of the formula (1) and formula (2), which are suitable for use in electronic devices, in particular in organic electroluminescent devices.
Type:
Grant
Filed:
March 26, 2012
Date of Patent:
April 11, 2017
Assignee:
Merck Patent GmbH
Inventors:
Irina Martynova, Christof Pflumm, Amir Hossain Parham, Rémi Manouk Anémian, Teresa Mujica-Fernaud, Claire De Nonancourt
Abstract: The present invention describes novel ionic metal complexes. Compounds of this type can be employed as functional materials in a number of different applications which can be ascribed to the electronics industry in the broadest sense. The compounds according to the invention are described by the formulae (1) and (1a).
Type:
Application
Filed:
June 6, 2006
Publication date:
August 21, 2008
Applicant:
Merck Patent GmbH
Inventors:
Philipp Stoessel, Heinrich Becker, Amir H. Parham, Esther Breuning