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公开(公告)号：US11180698B2
公开(公告)日：2021-11-23
申请号：US16076124
申请日：2017-01-20
申请人： Merck Patent GmbH
发明人： Michael Wittek , Dagmar Klass , Peer Kirsch
摘要： The present invention relates to liquid-crystalline media comprising one or more pleochroic compounds, and one or more compounds selected from the group of compounds of formulae I, II and III, in which the groups have the meanings as set forth in claim 1, and to components comprising these media for high-frequency technology, in particular phase shifters and microwave array antennas.
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公开(公告)号：US10138420B2
公开(公告)日：2018-11-27
申请号：US15501520
申请日：2015-07-17
申请人： Merck Patent GmbH
发明人： Michael Wittek , Norihiko Tanaka , Kevin Adlem , Matthias Bremer , David Wilkes , Ming-Chou Wu
摘要： The present invention relates to liquid crystal media comprising polymerizable mesogenic compounds with a bent shape, and to electro-optical displays comprising these media as light modulation media. In particular the electro-optical displays according to the present invention are displays, which are operated at a temperature, at which the liquid crystal modulation media are in an optically isotropic phase, preferably in a blue phase.
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公开(公告)号：US11891557B2
公开(公告)日：2024-02-06
申请号：US16647181
申请日：2018-09-11
申请人： MERCK PATENT GMBH
IPC分类号： C09K19/18 , C07C15/54 , C07C331/28 , C07C25/24
CPC分类号： C09K19/18 , C07C15/54 , C07C25/24 , C07C331/28 , C09K2019/181 , C09K2219/11
摘要： Isothiocyanato tolane derivatives of formula I-1
and liquid-crystalline media comprising same are suitable for use in high-frequency components, especially microwave components for high-frequency devices, such as devices for shifting the phase of microwaves, in particular for microwave phased-array antennas.-
公开(公告)号：US11667840B2
公开(公告)日：2023-06-06
申请号：US16344463
申请日：2017-10-23
申请人： Merck Patent GmbH
发明人： Atsutaka Manabe , Christian Jasper , Volker Reiffenrath , Constanze Brocke , Detlef Pauluth , Dagmar Klass , Michael Wittek , Renate Seeger , Dmitry Ushakov , Beate Schneider
IPC分类号： C09K19/16 , C07C331/28 , H01Q21/00 , C09K19/32 , C09K19/18 , C09K19/30 , H01Q1/38 , C09K19/04
CPC分类号： C09K19/322 , C07C331/28 , C09K19/16 , C09K19/18 , C09K19/3003 , H01Q1/38 , C09K2019/0448 , C09K2019/0459 , C09K2019/161 , C09K2019/163 , C09K2019/181 , C09K2019/3004 , H01Q21/00
摘要： The present invention relates to liquid-crystalline media comprising one or more compounds of formula DFS
in which the groups and parameters occurring have the meanings indicated in claim 1, to high-frequency components comprising same, especially microwave components for high-frequency devices, such as devices for shifting the phase of microwaves, in particular for microwave phased-array antennas. The present invention further relates to novel mesogenic compounds.-
公开(公告)号：US10676670B2
公开(公告)日：2020-06-09
申请号：US15540442
申请日：2015-12-14
申请人： MERCK PATENT GMBH
发明人： Michael Wittek , Dagmar Klass
摘要： The present invention relates to liquid-crystalline media comprising one or more compounds of formula T and one or more compounds selected from the group of compounds of formulae I, II and III, in which the parameters have the meaning indicated in Claim 1, and to components comprising these media for high-frequency technology, in particular phase shifters and microwave array antennas.
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公开(公告)号：US09938464B2
公开(公告)日：2018-04-10
申请号：US15108647
申请日：2014-12-03
申请人： Merck Patent GmbH
发明人： Michael Wittek , Matthias Bremer , Erdal Durmaz
CPC分类号： C09K19/3458 , C09K19/0275 , C09K19/3444 , C09K19/46 , C09K2019/0466 , C09K2019/2035 , C09K2019/2042 , C09K2019/3422
摘要： The instant invention relates to mesogenic media comprising one or more compounds of formula G wherein the parameters are as specified in the text, preferably to mesogenic media showing a blue phase, preferably stabilised by a polymer, and their use in electro-optical light modulation elements and their respective use in displays, as well as to such devices.
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公开(公告)号：US20150275088A1
公开(公告)日：2015-10-01
申请号：US14437244
申请日：2013-10-01
申请人： MERCK PATENT GMBH
发明人： Michael Wittek , Brigitte Schuler , Lars Lietzau
IPC分类号： C09K19/34 , C07D213/61 , C09K19/02 , C09K19/58 , C09K19/54
CPC分类号： C09K19/3444 , C07D213/61 , C09K19/0208 , C09K19/0216 , C09K19/20 , C09K19/44 , C09K19/542 , C09K19/58 , C09K2019/0448 , C09K2019/0466 , C09K2019/3004 , C09K2019/301 , C09K2019/3021 , C09K2019/3422
摘要： The invention relates to compounds of the formula IA and to a liquid-crystalline medium, characterised in that it comprises one or more compounds of the formula IA, in which RA, XA and Y1-6 have the meanings indicated in Claim 1, and to the use thereof for electro-optical purposes, in particular for shutter glasses, 3D applications, in TN, PS-TN, STN, OCB, ECB, IPS, PS-IPS, FFS, PS-FFS and PS-VA-IPS displays.
摘要翻译： 本发明涉及式IA化合物和液晶介质，其特征在于其包含一种或多种式IA化合物，其中RA，XA和Y1-6具有权利要求1所示的含义，并且其中 在TN，PS-TN，STN，OCB，ECB，IPS，PS-IPS，FFS，PS-FFS和PS-VA-IPS显示器中用于电光目的，特别是用于快门眼镜，3D应用的用途。
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公开(公告)号：US10858587B2
公开(公告)日：2020-12-08
申请号：US15787158
申请日：2017-10-18
申请人： MERCK PATENT GMBH
发明人： Michael Wittek , Dagmar Klass
IPC分类号： C09K19/30 , C09K19/12 , C07C331/28 , C09K19/04 , C09K19/18
摘要： Liquid-crystalline media containing one or more compounds of formulae I-1, I-2 and/or I-3 and one or more compounds of formulae II and/or III and components containing these media for high-frequency technology, in particular phase shifters and microwave array antennas.
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公开(公告)号：US10662377B2
公开(公告)日：2020-05-26
申请号：US16087817
申请日：2017-03-22
申请人： MERCK PATENT GMBH
IPC分类号： G02F1/1333 , C09K19/32 , C09K19/18 , C09K19/20 , C09K19/30 , C09K19/12 , C09K19/04 , H01Q1/36
摘要： The invention relates to a liquid crystalline medium, characterised in that it comprises one or more compounds of formula A and one or more compounds of formula II wherein the parameters have the meaning indicated in claim 1, and to high-frequency components comprising the same, especially microwave components for high-frequency devices, such as devices for shifting the phase of microwaves, in particular microwave phased-array antennas.
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公开(公告)号：US10550326B2
公开(公告)日：2020-02-04
申请号：US15309650
申请日：2015-04-20
申请人： MERCK PATENT GMBH
发明人： Michael Wittek , Dagmar Klass
IPC分类号： G02F1/1333 , C09K19/54 , C08F222/20 , C09K19/12 , C09K19/30 , C09K19/34 , C09K19/04
摘要： The present invention relates to liquid-crystalline media comprising one or more polymerisable compounds, preferably of formula P Pa-(Spa)s1-(A1-Z1)n1-A2-Q-A3-(Z4-A4)n2-(Spb)s2-Pb P and one or more compounds selected from the group of compounds of formulae I, II, and III, in which the parameters have the meaning indicated in Claim 1, and to components comprising these media for high-frequency technology, in particular phase shifters and microwave array antennas.
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