AU1243092A - Polymer-dispersed liquid crystal device having an ultraviolet-polymerizable matrix and a variable optical transmission and a method for preparing the same - Google Patents

Polymer-dispersed liquid crystal device having an ultraviolet-polymerizable matrix and a variable optical transmission and a method for preparing the same

Info

Publication number
AU1243092A
AU1243092A AU12430/92A AU1243092A AU1243092A AU 1243092 A AU1243092 A AU 1243092A AU 12430/92 A AU12430/92 A AU 12430/92A AU 1243092 A AU1243092 A AU 1243092A AU 1243092 A AU1243092 A AU 1243092A
Authority
AU
Australia
Prior art keywords
liquid crystal
ultraviolet radiation
matrix
pdlc
crystal material
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU12430/92A
Other languages
English (en)
Inventor
Laurence R Gilbert
William A Huffman
Stephen A Miller
George F. Vesley
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of AU1243092A publication Critical patent/AU1243092A/en
Abandoned legal-status Critical Current

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
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
    • 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
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/54—Additives having no specific mesophase characterised by their chemical composition
    • 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
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/54—Additives having no specific mesophase characterised by their chemical composition
    • C09K19/542—Macromolecular compounds
    • C09K19/544—Macromolecular compounds as dispersing or encapsulating medium around the liquid crystal
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/30—Gray scale

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Dispersion Chemistry (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
AU12430/92A 1991-01-11 1992-01-10 Polymer-dispersed liquid crystal device having an ultraviolet-polymerizable matrix and a variable optical transmission and a method for preparing the same Abandoned AU1243092A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US64003491A 1991-01-11 1991-01-11
US640034 1991-01-11

Publications (1)

Publication Number Publication Date
AU1243092A true AU1243092A (en) 1992-08-17

Family

ID=24566557

Family Applications (1)

Application Number Title Priority Date Filing Date
AU12430/92A Abandoned AU1243092A (en) 1991-01-11 1992-01-10 Polymer-dispersed liquid crystal device having an ultraviolet-polymerizable matrix and a variable optical transmission and a method for preparing the same

Country Status (6)

Country Link
EP (1) EP0566683A1 (ko)
JP (1) JPH06504387A (ko)
KR (1) KR930703416A (ko)
AU (1) AU1243092A (ko)
CA (1) CA2096826A1 (ko)
WO (1) WO1992012219A1 (ko)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2703690B1 (fr) * 1993-04-06 1995-05-12 Thomson Csf Matériau électrooptique à base de cristal liquide dispersé dans un polymère, procédé d'élaboration par modification chimique de l'interface et dispositif à base de ce matériau.
EP0649444B1 (en) * 1993-05-03 1998-07-22 Loctite Corporation Polymer dispersed liquid crystals in electron-rich alkene-thiol polymers
US5335101A (en) * 1993-05-06 1994-08-02 Raychem Corporation Method of making liquid crystal material including polymerizing dispersion of prepolymer and liquid crystal which is immiscible in the prepolymer
US5395550A (en) * 1994-03-31 1995-03-07 Raychem Corporation Amphiphilic telomers
US5641426A (en) * 1994-04-29 1997-06-24 Minnesota Mining And Manufacturing Company Light modulating device having a vinyl ether-based matrix
CA2187889A1 (en) * 1994-04-29 1995-11-09 Bruce A. Nerad Light modulating device having a matrix prepared from acid reactants
FR2721316B1 (fr) * 1994-06-21 1996-09-13 Thomson Csf Procédé d'obtention de matériaux composites à base de polymère réticulé et de molécules fluides, comprenant une étape de séchage en phase supercritique.
US5731404A (en) * 1995-11-01 1998-03-24 E. I. Du Pont De Nemours And Company Polyimide film from pyromellitic dianhydride and a bis(4-aminophenoxy) aromatic compound as an alignment layer for liquid crystal displays
US5695594A (en) * 1996-01-05 1997-12-09 Raychem Corporation Method of making a liquid crystal light valve
EP1127381B1 (en) * 1998-11-02 2015-09-23 3M Innovative Properties Company Transparent conductive oxides for plastic flat panel displays
US6423368B1 (en) * 2000-01-06 2002-07-23 Eastman Kodak Company Method for making materials having uniform limited coalescence domains
US6933051B2 (en) 2002-08-17 2005-08-23 3M Innovative Properties Company Flexible electrically conductive film
US7215473B2 (en) 2002-08-17 2007-05-08 3M Innovative Properties Company Enhanced heat mirror films
US6929864B2 (en) 2002-08-17 2005-08-16 3M Innovative Properties Company Extensible, visible light-transmissive and infrared-reflective film and methods of making and using the film
GB0625114D0 (en) * 2006-12-16 2007-01-24 Pelikon Ltd Electroluminescent displays
EP2125361B1 (en) 2006-12-28 2019-01-23 3M Innovative Properties Company Nucleation layer for thin film metal layer formation
TWI502055B (zh) * 2012-07-12 2015-10-01 液晶組成物、液晶顯示面板及其製造方法
KR20140053740A (ko) 2012-10-26 2014-05-08 삼성디스플레이 주식회사 표시 장치 및 이의 구동 방법
JP7434736B2 (ja) * 2019-06-28 2024-02-21 Ｔｏｐｐａｎホールディングス株式会社 調光シート、および、調光装置
JP2022552550A (ja) 2019-10-15 2022-12-16 コベストロ・インテレクチュアル・プロパティ・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング・アンド・コー・カーゲー 電気的に調光可能なグレージング

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1273192A (en) * 1985-06-10 1990-08-28 Nuno A. Vaz Liquid crystal droplets dispersed in thin films of uv- curable polymers
EP0238164B1 (en) * 1986-01-17 1993-11-03 Raychem Corporation Liquid crystal panel
EP0272585B1 (en) * 1986-12-23 1997-03-12 Asahi Glass Company Ltd. Liquid crystal optical device and process for its production.
EP0359801B1 (en) * 1987-12-30 1995-05-17 Hughes Aircraft Company Acrylate polymer-dispersed liquid crystal material and devices made therefrom
US4938568A (en) * 1988-01-05 1990-07-03 Hughes Aircraft Company Polymer dispersed liquid crystal film devices, and method of forming the same

Also Published As

Publication number Publication date
EP0566683A1 (en) 1993-10-27
CA2096826A1 (en) 1992-07-12
WO1992012219A1 (en) 1992-07-23
JPH06504387A (ja) 1994-05-19
KR930703416A (ko) 1993-11-30

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