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公开(公告)号:US20180355249A1
公开(公告)日:2018-12-13
申请号:US15781703
申请日:2016-11-25
发明人: Masayuki SAITO
CPC分类号: C09K19/46 , C09K19/12 , C09K19/20 , C09K19/30 , C09K19/3068 , C09K19/3098 , C09K19/34 , C09K19/3402 , C09K19/38 , C09K19/42 , C09K19/44 , C09K19/56 , C09K2019/122 , C09K2019/123 , C09K2019/3004 , C09K2019/3009 , C09K2019/301 , C09K2019/3016 , C09K2019/3036 , C09K2019/3037 , C09K2019/3071 , C09K2019/3078 , C09K2019/3425 , G02F1/13 , G02F1/1337
摘要: Provided are a liquid crystal composition in which vertical alignment of liquid crystal molecules can be achieved by action of a polymer, and a liquid crystal display device including the composition. The composition is a nematic liquid crystal composition that has negative dielectric anisotropy and contains a specific liquid crystal compound having large negative dielectric anisotropy as a first component and a polar compound having a polymerizable group as a first additive, and may contain a specific liquid crystal compound having high maximum temperature or small viscosity as a second component, a specific liquid crystal compound having large negative dielectric anisotropy as a third component, and a polymerizable compound as a second additive, and the liquid crystal display device includes the composition.
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公开(公告)号:US10081765B2
公开(公告)日:2018-09-25
申请号:US15049567
申请日:2016-02-22
申请人: Merck Patent GmbH
IPC分类号: G02F1/1333 , C09K19/34 , C09K19/12 , C09K19/20 , C09K19/30 , C09K19/42 , C09K19/44 , C09K19/02 , C09K19/04
CPC分类号: C09K19/3402 , C09K19/0208 , C09K19/126 , C09K19/20 , C09K19/3003 , C09K19/3048 , C09K19/42 , C09K19/44 , C09K2019/0448 , C09K2019/0466 , C09K2019/123 , C09K2019/3004 , C09K2019/301 , C09K2019/3422
摘要: The invention relates to a liquid-crystalline medium comprising at least one compound of the formula I, in which R1 and R2 have the meanings indicated in Claim 1, and to the use thereof in electro-optical liquid-crystal displays.
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公开(公告)号:US20180244999A1
公开(公告)日:2018-08-30
申请号:US15758522
申请日:2016-08-10
申请人: MERCK PATENT GMBH
CPC分类号: C09K19/586 , C09K19/12 , C09K19/3003 , C09K2019/0448 , C09K2019/122 , C09K2019/123 , C09K2019/181 , C09K2019/3009 , C09K2019/3016 , C09K2019/3027 , C09K2019/3083 , C09K2019/523 , C09K2219/13
摘要: The present invention relates to a light modulation element comprising a pair of opposing transparent substrates, which are provided with an electrode structure provided on the inner surface of each substrate and a cholesteric liquid crystalline medium comprising one or more particles.The invention further relates to the use of a light modulation element as described above and below in optical or electro optical components or devices.The invention further relates to an optical or electro-optical component or device, comprising a light modulation element as described above and below.
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公开(公告)号:US20180230381A1
公开(公告)日:2018-08-16
申请号:US15746157
申请日:2016-07-12
申请人: Merck Patent GmbH
CPC分类号: C09K19/20 , C09K19/3066 , C09K2019/0466 , C09K2019/123 , C09K2019/124 , C09K2019/3004 , C09K2019/3025
摘要: The present invention relates to dielectrically positive liquid-crystalline media comprising one or more compounds of the formula I and II in which the parameters have the respective meanings indicated in claim 1, and to liquid-crystal displays, especially active-matrix displays and in particular displays of the vertically aligned mode, containing these media.
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公开(公告)号:US20180216006A1
公开(公告)日:2018-08-02
申请号:US15883391
申请日:2018-01-30
申请人: Merck Patent GmbH
发明人: Martin ENGEL , Sabrina MAAG , Ingo ALMEROTH , Rocco FORTTE , Achim GOETZ , Thorsten KODEK , Oliver HEPPERT
IPC分类号: C09K19/46 , C09K19/34 , C09K19/30 , C09K19/12 , C07D401/14 , G02F1/1333
CPC分类号: C09K19/46 , C07D401/14 , C09K19/0216 , C09K19/12 , C09K19/3003 , C09K19/3098 , C09K19/3405 , C09K19/3483 , C09K2019/122 , C09K2019/123 , C09K2019/3004 , C09K2019/3009 , C09K2019/301 , C09K2019/3016 , C09K2019/3027 , C09K2019/3408 , G02F1/1333
摘要: Compounds of formula I, and liquid-crystalline media, preferably having a nematic phase and negative dielectric anisotropy, comprising: a) one or more compounds of formula I and one or more other compounds selected from: b) one or more compounds of formula II and/or c) one or more compounds selected from compounds of formulae III-1 to III-4 and B Use thereof in electro-optical displays, particularly in active-matrix displays based on the VA, ECB, PALC, FFS or IPS effect and use of compounds of formula I for stabilisation of liquid-crystalline media which comprise one or more compounds of formula II and/or one or more compounds selected from compounds of formulae III-1 to III-4 and B.
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公开(公告)号:US10023798B2
公开(公告)日:2018-07-17
申请号:US15198032
申请日:2016-06-30
发明人: Valeri Ivanovich Lapanik , Genadz Mikhailovich Sasnouski , Elena Alexandrovna Shepeleva , Gennadiy Alexadrovich Evtyushkin , Timofey Victorovich Kamyshev , Alexander Nikolayevich Khripkov , Wonbin Hong
CPC分类号: C09K19/12 , C09K19/3003 , C09K19/3028 , C09K2019/123 , C09K2019/124 , C09K2019/125 , C09K2019/3009 , C09K2019/3016 , C09K2019/3045 , C09K2219/11 , H01Q3/36
摘要: Disclosed are novel mesogenic compounds, liquid crystal compositions (liquid-crystalline media) comprising them and suitable for high-frequency technology, and high-frequency devices using them, such as phase shifters, antennas, tunable filters, switching devices, e.g. operated in the microwave region, to a process for preparing the compositions. The liquid crystal compositions have high optical anisotropy, a positive dielectric anisotropy and a wide temperature range of nematic phases.
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公开(公告)号:US20180195003A1
公开(公告)日:2018-07-12
申请号:US15740867
申请日:2016-05-27
申请人: Merck Patent GmbH
发明人: Martin ENGEL , Nico JOHN , Rocco FORTTE , Constanze BROCKE
IPC分类号: C09K19/54 , C09K19/30 , G02F1/1339 , G02F1/1341
CPC分类号: C09K19/54 , C09K19/04 , C09K19/3003 , C09K19/3098 , C09K2019/0448 , C09K2019/0481 , C09K2019/122 , C09K2019/123 , C09K2019/3004 , C09K2019/3009 , C09K2019/301 , C09K2019/3016 , C09K2019/3425 , G02F1/1339 , G02F1/1341
摘要: The present invention relates to a process for the stabilisation of a Liquid crystal (LC) mixture with negative dielectric anisotropy characterised in that one or more stabilisers of formula I Ra-A1-(Z1-A2)m1-Rb I in which Ra, Rb, A1, A2, Z1 and m1 have the meanings given in claim 1, are added to the LC mixture in a total amount of ≤0.1% based on the total mixture, to an LC medium containing one or more stabilisers of formula I and to an LC display of the VA-, IPS or FFS type comprising said stabilised liquid crystal medium.
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公开(公告)号:US20180195002A1
公开(公告)日:2018-07-12
申请号:US15865783
申请日:2018-01-09
申请人: MERCK PATENT GMBH
发明人: Chang-Jun YUN , Chang-Suk CHOI , Yeon-Jeong HAN , Heui-Seok JIN , Yong-Kuk YUN
CPC分类号: C09K19/3402 , C09K19/20 , C09K19/3066 , C09K2019/0466 , C09K2019/123 , C09K2019/3004 , C09K2019/301 , C09K2019/3422
摘要: The present invention relates to liquid-crystalline media comprising one or more compounds selected from the compounds of formula I and compounds of formulae CV, OT and CP wherein the occurring groups have the meanings defined herein, and to liquid-crystal displays containing these media, especially to active-matrix displays and in particular to IPS and FFS displays. The invention further relates to a process for the fabrication of liquid crystal displays using the ODF process.
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公开(公告)号:US20180188586A1
公开(公告)日:2018-07-05
申请号:US15740861
申请日:2016-06-09
申请人: Merck Patent GmbH
发明人: Kuan-Yu CHEN
CPC分类号: G02F1/13718 , C09K19/0258 , C09K19/32 , C09K2019/0448 , C09K2019/122 , C09K2019/123 , C09K2019/2035 , C09K2019/2078 , G02F1/137 , G02F1/1393 , G02F2001/13775
摘要: The present invention relates to a process of preparing a light modulation element of the PS-ULH (polymer stabilised ULH) type.
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公开(公告)号:US20180187080A1
公开(公告)日:2018-07-05
申请号:US15739210
申请日:2016-06-02
申请人: MERCK PATENT GMBH
发明人: Dong-Mee SONG , Ki-Sun KWON , Hoo-Yong LEE , Melanie KLASEN-MEMMER , Christian SCHOENEFELD , Konstantin SCHNEIDER , Matthias KOCH , Joerg PESCHKE , Matthias BREMER , Nils GREINERT
IPC分类号: C09K19/54 , C09K19/30 , C09K19/34 , C09K19/02 , G03F7/20 , G03F7/00 , G03F7/031 , C08F220/16 , C08F220/28
CPC分类号: C09K19/542 , C08F220/16 , C08F220/28 , C08F2220/282 , C09K19/0208 , C09K19/061 , C09K19/062 , C09K19/20 , C09K19/3066 , C09K19/3068 , C09K19/32 , C09K19/321 , C09K19/3402 , C09K2019/044 , C09K2019/0444 , C09K2019/0448 , C09K2019/0455 , C09K2019/0466 , C09K2019/122 , C09K2019/123 , C09K2019/124 , C09K2019/3004 , C09K2019/3009 , C09K2019/301 , C09K2019/3015 , C09K2019/3019 , C09K2019/3021 , C09K2019/3025 , C09K2019/3037 , C09K2019/3069 , C09K2019/3071 , C09K2019/3077 , C09K2019/3422 , C09K2019/548 , G03F7/0007 , G03F7/031 , G03F7/2002 , G03F7/2004
摘要: The present invention relates to a liquid crystal (LC) medium comprising polymerisable compounds, to a process for its preparation, to its use for optical, electro-optical and electronic purposes, in particular in LC displays, and to LC displays comprising it.
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