WO2018073459A3 - Liquid crystal device - Google Patents

Liquid crystal device Download PDF

Info

Publication number
WO2018073459A3
WO2018073459A3 PCT/EP2018/053801 EP2018053801W WO2018073459A3 WO 2018073459 A3 WO2018073459 A3 WO 2018073459A3 EP 2018053801 W EP2018053801 W EP 2018053801W WO 2018073459 A3 WO2018073459 A3 WO 2018073459A3
Authority
WO
WIPO (PCT)
Prior art keywords
electro
liquid crystal
crystal device
opticalor
polymer film
Prior art date
Application number
PCT/EP2018/053801
Other languages
French (fr)
Other versions
WO2018073459A2 (en
Inventor
Danqing Liu
Dirk Jan Broer
Original Assignee
Merck Patent Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Merck Patent Gmbh filed Critical Merck Patent Gmbh
Priority to GB1915529.0A priority Critical patent/GB2575591B/en
Priority to CN201880021839.XA priority patent/CN110462496B/en
Publication of WO2018073459A2 publication Critical patent/WO2018073459A2/en
Publication of WO2018073459A3 publication Critical patent/WO2018073459A3/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1343—Electrodes
    • G02F1/134309—Electrodes characterised by their geometrical arrangement
    • G02F1/134363—Electrodes characterised by their geometrical arrangement for applying an electric field parallel to the substrate, i.e. in-plane switching [IPS]
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K2019/0444—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group
    • C09K2019/0448—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group the end chain group being a polymerizable end group, e.g. -Sp-P or acrylate
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2219/00—Aspects relating to the form of the liquid crystal [LC] material, or by the technical area in which LC material are used
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2219/00—Aspects relating to the form of the liquid crystal [LC] material, or by the technical area in which LC material are used
    • C09K2219/03—Aspects relating to the form of the liquid crystal [LC] material, or by the technical area in which LC material are used in the form of films, e.g. films after polymerisation of LC precursor

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Geometry (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)

Abstract

The invention relates to a device comprising at least one substrate, an electrode structure and a liquid crystalline polymer film obtainable from a polymerisable LC medium comprising one or more multi-or direactive or monoreactive mesogenic compounds, characterized in that the surface shape of said polymer film can be electrically switched. Furthermore, the invention relates to a process of production of said device, to the use of said device in an electro-opticalor electro-mechanical device and to an electro-opticalor electro-mechanical device comprising said device.
PCT/EP2018/053801 2017-03-28 2018-02-15 Liquid crystal device WO2018073459A2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1915529.0A GB2575591B (en) 2017-03-28 2018-02-15 Liquid crystal device
CN201880021839.XA CN110462496B (en) 2017-03-28 2018-02-15 Liquid crystal device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP17163357.1 2017-03-28
EP17163357 2017-03-28

Publications (2)

Publication Number Publication Date
WO2018073459A2 WO2018073459A2 (en) 2018-04-26
WO2018073459A3 true WO2018073459A3 (en) 2018-06-07

Family

ID=58488798

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/053801 WO2018073459A2 (en) 2017-03-28 2018-02-15 Liquid crystal device

Country Status (4)

Country Link
CN (1) CN110462496B (en)
GB (1) GB2575591B (en)
TW (1) TWI780135B (en)
WO (1) WO2018073459A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10901510B2 (en) 2018-10-09 2021-01-26 Microsoft Technology Licensing, Llc Haptic feedback system having two independent actuators

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006002765A1 (en) * 2004-07-07 2006-01-12 Merck Patent Gmbh Biaxial film having local birefringence that varies periodically
WO2011102892A1 (en) * 2010-02-18 2011-08-25 Kent State University Fast-switching surface-stabilized liquid crystal cells
WO2016116254A1 (en) * 2015-01-23 2016-07-28 Merck Patent Gmbh Light modulation element

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0261712A1 (en) 1986-09-04 1988-03-30 Koninklijke Philips Electronics N.V. Picture display cell, method of forming an orientation layer on a substrate of the picture display cell and monomeric compounds for use in the orientation layer
EP0591508B2 (en) 1992-04-27 2003-01-15 MERCK PATENT GmbH Electrooptical liquid crystal system
JP2631177B2 (en) * 1992-07-31 1997-07-16 株式会社パイロット Memory type liquid crystal light control panel
DE4405316A1 (en) 1994-02-19 1995-08-24 Basf Ag New polymerizable liquid crystalline compounds
DE19504224A1 (en) 1994-02-23 1995-08-24 Merck Patent Gmbh Liq. crystalline (LC) material
DE19532408A1 (en) 1995-09-01 1997-03-06 Basf Ag Polymerizable liquid crystalline compounds
TW373100B (en) 1996-07-01 1999-11-01 Merck Patent Gmbh Compensation film and liquid crystal display device containing the same
GB2315072B (en) 1996-07-04 2000-09-13 Merck Patent Gmbh Circular UV polariser
TW373123B (en) 1996-07-26 1999-11-01 Merck Patent Gmbh Combination of optical elements, means to produce substantially linear polarized light, optical retardation film and liquid crystal display device
US6514578B1 (en) 1999-06-30 2003-02-04 Merck Patent Gesellschaft Mit Beschrankter Haftung Polymerizable mesogenic tolanes
US7060200B1 (en) 1999-09-03 2006-06-13 Merck Patent Gmbh Multireactive polymerizable mesogenic compounds
JP2003509725A (en) 1999-09-16 2003-03-11 メルク パテント ゲゼルシャフト ミット ベシュレンクテル ハフトング Optical compensator and liquid crystal display I
DE10241301A1 (en) 2002-09-04 2004-03-18 Merck Patent Gmbh Electrooptic light control element and display and medium for television and computer screens has temperature driven control mechanism
US7527746B2 (en) 2005-01-28 2009-05-05 Chisso Corporation Liquid crystal polyfunctional acrylate derivative and polymer thereof
WO2008104533A1 (en) 2007-02-26 2008-09-04 Lachezar Komitov Liquid crystal device
CN102911052B (en) * 2012-10-13 2015-03-25 江苏和成显示科技股份有限公司 Polymerized star compound and polymerized product and application thereof in liquid crystal device
EP2932318A1 (en) * 2012-12-14 2015-10-21 Merck Patent GmbH Birefringent rm lens
CN104870609A (en) * 2012-12-21 2015-08-26 默克专利股份有限公司 Reactive mesogens

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006002765A1 (en) * 2004-07-07 2006-01-12 Merck Patent Gmbh Biaxial film having local birefringence that varies periodically
WO2011102892A1 (en) * 2010-02-18 2011-08-25 Kent State University Fast-switching surface-stabilized liquid crystal cells
WO2016116254A1 (en) * 2015-01-23 2016-07-28 Merck Patent Gmbh Light modulation element

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
DANQING LIU ET AL: "New insights into photoactivated volume generation boost surface morphing in liquid crystal coatings", NATURE COMMUNICATIONS, vol. 6, no. 1, 21 December 2015 (2015-12-21), GB, XP055469747, ISSN: 2041-1723, DOI: 10.1038/ncomms9334 *
QIU XUNLIN: "Patterned piezo-, pyro-, and ferroelectricity of poled polymer electrets", JOURNAL OF APPLIED PHYSICS, AMERICAN INSTITUTE OF PHYSICS, US, vol. 108, no. 1, 1 July 2010 (2010-07-01), XP012209596, ISSN: 0021-8979, [retrieved on 20100712], DOI: 10.1063/1.3457141 *
TIMOTHY J. WHITE ET AL: "Programmable and adaptive mechanics with liquid crystal polymer networks and elastomers", NATURE MATERIALS, vol. 14, no. 11, 22 October 2015 (2015-10-22), GB, pages 1087 - 1098, XP055422809, ISSN: 1476-1122, DOI: 10.1038/nmat4433 *
TOHRU SHIGA ET AL: "Bending of poly(vinyl alcohol)-poly(sodium acrylate) composite hydrogel in electric fields", JOURNAL OF APPLIED POLYMER SCIENCE, vol. 44, no. 2, 15 January 1992 (1992-01-15), pages 249 - 253, XP055470005, ISSN: 0021-8995, DOI: 10.1002/app.1992.070440209 *

Also Published As

Publication number Publication date
GB2575591B (en) 2022-10-19
CN110462496A (en) 2019-11-15
TWI780135B (en) 2022-10-11
GB2575591A (en) 2020-01-15
GB201915529D0 (en) 2019-12-11
CN110462496B (en) 2023-06-13
WO2018073459A2 (en) 2018-04-26
TW201840827A (en) 2018-11-16

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