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公开(公告)号：US20170335192A1
公开(公告)日：2017-11-23
申请号：US15596137
申请日：2017-05-16
Applicant: Merck Patent GmbH
Inventor： Stephen MULCAHY , Iain GARDINER , Jack BRADFORD , Eduardo BELTRAN GRACIA , Graham SMITH
IPC: C09K19/38 , C08F238/00 , C08F220/30 , C08J5/18
CPC classification number: C09K19/3852 , C08F220/30 , C08F238/00 , C08F2220/303 , C08J5/18 , C08J2333/14 , C08J2349/00 , C09K19/52 , C09K2019/0448
Abstract: A polymerisable LC material comprising at least one di- or multireactive mesogenic compound selected from the group of compounds of formula I, at least one monoreactive mesogenic compound selected from the group of compounds of formula II, wherein the parameter A11 to A21, L21, p, P11 to P22, R21, Sp11 to Sp21, X11 to X21, and Z11 to Z21 have one of the meanings as given in claim 1, and at least one carbazole oxime ester photoinitiator. Furthermore, a method for preparation of the polymerisable LC material, a polymer film with improved thermal durability obtainable from the corresponding polymerisable LC material, a method of preparation of such polymer film, and the use of such polymer film and said polymerisable LC material for optical, electro-optical, decorative or security devices.
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公开(公告)号：US20220119712A1
公开(公告)日：2022-04-21
申请号：US17424563
申请日：2020-01-20
Applicant: Merck Patent GmbH
Inventor： Stephen MULCAHY , Eduardo BELTRAN GRACIA , Owain PARRI , Vicki POOLE , James ALLEN , Kevin ADLEM , Hassan ARASI
IPC: C09K19/38 , C09K19/56 , C08F222/10 , G02F1/1337
Abstract: The present invention relates to a method for the preparation of a homogeneous aligned liquid crystal polymer film, a polymer film obtainable from the corresponding method of production, and to the use of such polymer film for optical components and electro-optical decorative, as well as to components and devices comprising such polymer film.
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Patent Agency Ranking
公开(公告)号：US20200071618A1
公开(公告)日：2020-03-05
申请号：US16466150
申请日：2017-11-28
Applicant: MERCK PATENT GMBH
Inventor： Eduardo BELTRAN GRACIA , Iain GARDINER , Rebecca PROCTOR , Stephen MULCAHY
IPC: C09K19/38 , C08F220/30 , C08F222/20 , C08J5/18 , C09K19/54
Abstract: 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.
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公开(公告)号：US20220348827A1
公开(公告)日：2022-11-03
申请号：US17641230
申请日：2020-09-08
Applicant: Merck Patent GmbH
Inventor： Stephen MULCAHY , Eduardo BELTRAN GRACIA
IPC: C09K19/58 , G02F1/1333 , C09K19/20
Abstract: The present invention relates to a cholesteric liquid crystalline (LC) medium for a Polymer-Network Liquid Crystalline (PNLC) light modulation element, to a method of its production and to the use of such cholesteric LC media in PNLC light modulation elements. Furthermore, the present invention relates to PNLC light modulation elements, as such, to a method of their production, to the use of such light modulation elements in optic or electro optic devices, in particular in LC displays, and to optic or electro optic devices comprising such light modulation elements according to the present invention.
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公开(公告)号：US20200024519A1
公开(公告)日：2020-01-23
申请号：US16465631
申请日：2017-11-28
Applicant: Merck Patent GmbH
Inventor： Eduardo BELTRAN GRACIA , Iain GARDINER , Rebecca PROCTOR , Stephen MULCAHY
IPC: C09K19/38 , C08F222/20 , C08J5/18 , C08F222/26 , C09K19/02 , G02B5/30
Abstract: 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.
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公开(公告)号：US20170044439A1
公开(公告)日：2017-02-16
申请号：US15118713
申请日：2015-01-14
Applicant: MERCK PATENT GMBH
Inventor： Eduardo BELTRAN GRACIA , Owain Llyr PARRI
CPC classification number: C09K19/3804 , C09B69/106 , C09K19/52 , C09K19/60 , C09K2019/0448 , C09K2019/188 , C09K2019/2092 , C09K2019/525 , C09K2019/528 , C09K2219/00 , G02F1/167 , G02F2001/1678
Abstract: This invention relates to a process for the preparation of monodisperse optical and shape anisotropic polymer particles comprising monomer units of at least one reactive mesogen, such particles per se, the use of these particles for the preparation of optical, electrooptical, electronic electrochemical, electrophotographic, electrowetting and electrophoretic displays and/or devices and security, cosmetic, decorative, and diagnostic applications, and electrophoretic fluids and displays.
Abstract translation: 本发明涉及一种制备单分散光学和形状各向异性聚合物颗粒的方法，其包括至少一种反应性液晶元的单体单元，这种颗粒本身，这些颗粒用于制备光学，电光，电化学电化学，电子照相， 电润湿和电泳显示器和/或设备以及安全，化妆品，装饰和诊断应用以及电泳液和显示器。
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公开(公告)号：US20160068755A1
公开(公告)日：2016-03-10
申请号：US14785084
申请日：2014-03-19
Applicant: MERCK PATENT GMBH
Inventor： Eduardo BELTRAN GRACIA , Owain Llyr PARRI
CPC classification number: C09K19/38 , C09K19/3804 , C09K19/586 , C09K2019/0448 , C09K2019/2078 , C09K2219/00
Abstract: The invention relates to a layer or article comprising cholesteric liquid crystal polymer particles, which are optionally dispersed in a continuous phase, to cholesteric polymer particles for use in such a layer or article, to methods of preparing such a layer or article, and to the use of such a layer or article as optical element, in windows or electrooptical devices like liquid crystal displays (LCDs).
Abstract translation: 本发明涉及包含胆固醇液晶聚合物颗粒（其任选地分散在连续相中）的层或制品用于制备这种层或制品的方法，以及制备这种层或制品的方法 在诸如液晶显示器（LCD）的窗户或电光器件中使用这样的层或物品作为光学元件。
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