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公开(公告)号：US11456420B2
公开(公告)日：2022-09-27
申请号：US16628173
申请日：2018-06-29
申请人： Merck Patent GmbH
发明人： Katja Scheible , Beate Burkhart , Nils Koenen , Lara-Isabel Rodriguez , Sebastian Meyer , Rouven Linge , Miriam Engel , Aaron Lackner , Holger Heil
摘要： 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.
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公开(公告)号：US12065536B2
公开(公告)日：2024-08-20
申请号：US17292338
申请日：2019-11-04
申请人： Merck Patent GmbH
发明人： Nils Koenen , Dominik Joosten , Beate Burkhart , Katja Scheible , Miriam Engel , Holger Heil
CPC分类号： C08G61/124 , C08G61/125 , C08G73/026 , H10K85/111 , C08G2261/135 , C08G2261/3142 , C08G2261/3162 , C08G2261/3241 , C08G2261/3242 , C08G2261/411 , C08G2261/412 , C08G2261/413 , C08G2261/414 , C08G2261/415 , C08G2261/512 , C08G2261/76 , C08G2261/95 , H10K50/15
摘要： The invention relates to polymers having at least one repeating unit of the following formula (I): wherein Ar1, Ar2, Ar3 and Ar4, R and X, and a, b, c, d, e and f can have the meanings defined in claim 1, to processes for the preparation thereof and to the use thereof in electronic or optoelectronic devices, in particular in organic electroluminescent devices, so-called OLEDs (OLED═Organic Light Emitting Diodes). The present invention also relates to electronic or optoelectronic devices, in particular organic electroluminescent devices, which contain said polymers.
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公开(公告)号：US11407854B2
公开(公告)日：2022-08-09
申请号：US16625276
申请日：2018-06-18
申请人： Merck Patent GmbH
发明人： Beate Burkhart , Katja Scheible , Nils Koenen , Holger Heil
摘要： The present application relates to a polymer containing at least one structural unit of a formula (I). The polymer is suitable for use in an electronic device.
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公开(公告)号：US20200216605A1
公开(公告)日：2020-07-09
申请号：US16625276
申请日：2018-06-18
申请人： Merck Patent GmbH
发明人： Beate Burkhart , Katja Scheible , Nils Koenen , Holger Heil
摘要： The present application relates to a polymer containing at least one structural unit of a formula (I). The polymer is suitable for use in an electronic device.
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公开(公告)号：US10566550B2
公开(公告)日：2020-02-18
申请号：US15576535
申请日：2016-05-04
申请人： Merck Patent GmbH
发明人： Fabrice Eckes , Katja Scheible , Holger Heil , Dietmar Kunkel , Henning Seim
摘要： The present invention relates to formulations which comprise at least one organic semiconductor, at least one metal complex and at least one solvent and the use of these formulations in electronic devices, in particular organic electroluminescent devices.
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