公开(公告)号：US20200071618A1

公开(公告)日：2020-03-05

申请号：US16466150

申请日：2017-11-28

申请人： MERCK PATENT GMBH

发明人： Eduardo BELTRAN GRACIA ,  Iain GARDINER ,  Rebecca PROCTOR ,  Stephen MULCAHY

IPC分类号： C09K19/38 ,  C08F220/30 ,  C08F222/20 ,  C08J5/18 ,  C09K19/54

摘要： The invention relates to a polymerisable LC material comprising one or more direactive mesogenic compounds selected from the group of compounds of formula I, and one or more monoreactive mesogenic compounds selected from the group of compounds of formula II, wherein the parameter A11, P11 to P21, R21, Sp11 to Sp21, X11 to X21, and Z11 to Z21 have one of the meanings as given in claim 1. Furthermore, the present invention relates also to a method for its preparation, a polymer film with improved thermal durability obtainable from the corresponding polymerisable LC material, to a method of preparation of such polymer film, and to the use of such polymer film and said polymerisable LC material for optical, electro-optical, decorative or security devices.

公开(公告)号：US20170003531A1

公开(公告)日：2017-01-05

申请号：US15106656

申请日：2014-11-28

申请人： MERCK PATENT GMBH

发明人： Rachel TUFFIN ,  Rebecca PROCTOR ,  Simon SIEMIANOWSKI ,  Karl SKJONNEMAND ,  Owain Llyr PARRI ,  Geoffrey LUCKHURST

IPC分类号： G02F1/139 ,  C09K19/30 ,  G02F1/1341 ,  C09K19/20

CPC分类号： G02F1/1393 ,  C09K19/04 ,  C09K19/2007 ,  C09K19/3003 ,  C09K2019/0481 ,  C09K2019/3004 ,  G02F1/1341 ,  G02F2001/13706

摘要： The invention provides a light modulation element comprising a flexoelectric polarisable liquid-crystalline medium, characterized in that the switching from a boundary state A to a boundary state B comprises a combination of a distinct flexoelectric switching regime and a distinct dielectric switching regime upon application of an electric field. Furthermore, the present invention relates to the use of such a light modulation element in an electro-optical device, i.e. an LCD display device, and electrooptical devices comprising the light modulation element according to the present invention. Moreover, the invention relates to a method of production of the light modulation element according to the present invention.

摘要翻译： 本发明提供了一种光调制元件，其包括柔性电极可极化液晶介质，其特征在于从边界状态A到边界状态B的切换包括在施加一个不同的柔性电路切换状态和不同的介电切换方式时的组合 电场。 此外，本发明涉及这样的光调制元件在电光装置即LCD显示装置中的应用以及包括本发明的光调制元件的电光装置。 此外，本发明涉及根据本发明的光调制元件的制造方法。

公开(公告)号：US20200024519A1

公开(公告)日：2020-01-23

申请号：US16465631

申请日：2017-11-28

申请人： Merck Patent GmbH

发明人： Eduardo BELTRAN GRACIA ,  Iain GARDINER ,  Rebecca PROCTOR ,  Stephen MULCAHY

IPC分类号： C09K19/38 ,  C08F222/20 ,  C08J5/18 ,  C08F222/26 ,  C09K19/02 ,  G02B5/30

摘要： The invention relates to a polymerisable LC medium with flat optical dispersion, a polymer film with flat optical dispersion obtainable from such a medium, and the use of the polymerisable LC medium and polymer film in optical, electro optical, electronic, semiconducting or luminescent components or devices.

公开(公告)号：US20180187081A1

公开(公告)日：2018-07-05

申请号：US15741383

申请日：2016-06-09

申请人： MERCK PATENT GMBH

发明人： Rachel TUFFIN ,  Rebecca PROCTOR ,  Simon SIEMIANOWSKI

IPC分类号： C09K19/54 ,  C09K19/30 ,  B05D1/00 ,  B05D3/02 ,  B32B37/12

CPC分类号： C09K19/542 ,  B05D1/005 ,  B05D3/0272 ,  B32B37/12 ,  B32B2037/1253 ,  B32B2457/20 ,  C09K19/0258 ,  C09K19/063 ,  C09K19/066 ,  C09K19/3003 ,  C09K19/32 ,  C09K2019/122 ,  C09K2019/123 ,  C09K2019/2078 ,  C09K2019/3004 ,  C09K2019/301 ,  C09K2019/3016 ,  C09K2019/3425 ,  G02F1/137 ,  G02F1/13718 ,  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, which allows to reduce the operational voltage and allows to improve the switching time of the light modulation element.

公开(公告)号：US20160298031A1

公开(公告)日：2016-10-13

申请号：US15038592

申请日：2014-10-23

申请人： MERCK PATENT GMBH

发明人： Rachel TUFFIN ,  Rebecca PROCTOR ,  Simon SIEMIANOWSKI ,  Benjamin SNOW ,  Owain Llyr PARRI ,  Kevin ADLEM

IPC分类号： C09K19/30 ,  C09K19/02 ,  G02F1/1343 ,  C09K19/20

CPC分类号： C09K19/3068 ,  C09K19/0258 ,  C09K19/062 ,  C09K19/2021 ,  C09K19/42 ,  C09K19/44 ,  C09K19/586 ,  C09K19/588 ,  C09K2019/0444 ,  C09K2019/122 ,  C09K2019/123 ,  C09K2019/181 ,  C09K2019/183 ,  C09K2019/3004 ,  C09K2019/3009 ,  C09K2019/301 ,  C09K2019/3021 ,  G02F1/134309 ,  G02F2001/133394 ,  Y10T428/10

摘要： The invention relates to mesogenic media comprising a first component, component A, consisting of bimesogenic compounds optionally a second component, component B, consisting of nematogenic compounds, preferably selected from the group of compounds of formulae B-I to B-III and optionally a second or third component, component C, consisting of one or more chiral molecules, wherein the parameters have the meaning given in claim 1, to the use of mesogenic media in flexoelectric liquid crystal devices and to those devices comprising a liquid crystal medium according to the present invention.

公开(公告)号：US20160289561A1

公开(公告)日：2016-10-06

申请号：US15038098

申请日：2014-10-23

申请人： MERCK PATENT GMBH

发明人： Kevin ADLEM ,  Owain Llyr PARRI ,  Rachel TUFFIN ,  Patricia Eileen SAXTON ,  Mariam NAMUTEBI ,  Benjamin SNOW ,  Rebecca PROCTOR ,  Simon SIEMIANOWSKI

IPC分类号： C09K19/30 ,  C07C255/57 ,  C07C69/78 ,  C07C255/55

CPC分类号： C09K19/3068 ,  C07C69/78 ,  C07C255/55 ,  C07C255/57 ,  C09K19/0258 ,  C09K2019/0444

摘要： The invention relates to compounds of formula I wherein R11, R12, MG11, MG12, X11, X12 and Sp1 have the meaning given in claim 1, to the use of these compounds of formula I in liquid crystal media and to respective devices comprising a liquid crystal medium according to the present invention and in particular to flexoelectric liquid crystal devices.

摘要翻译： 其中R11，R12，MG11，MG12，X11，X12和Sp1具有权利要求1中给出的含义，在液晶介质中使用这些式I化合物以及包含本发明的液晶介质和 特别是柔性电液晶装置。