ATE194718T1 - Chirale nematische flüssigkristallzusammensetzung und vorrichtungen,die diese enthalten - Google Patents

Chirale nematische flüssigkristallzusammensetzung und vorrichtungen,die diese enthalten

Info

Publication number
ATE194718T1
ATE194718T1 AT94930478T AT94930478T ATE194718T1 AT E194718 T1 ATE194718 T1 AT E194718T1 AT 94930478 T AT94930478 T AT 94930478T AT 94930478 T AT94930478 T AT 94930478T AT E194718 T1 ATE194718 T1 AT E194718T1
Authority
AT
Austria
Prior art keywords
liquid crystal
chiral nematic
nematic liquid
same
crystal composition
Prior art date
Application number
AT94930478T
Other languages
English (en)
Inventor
Philip J Jones
Original Assignee
Raychem Corp
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 Raychem Corp filed Critical Raychem Corp
Application granted granted Critical
Publication of ATE194718T1 publication Critical patent/ATE194718T1/de

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
    • 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
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
    • H04N5/7441—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being an array of liquid crystal cells
    • 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
    • G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/13756—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering the liquid crystal selectively assuming a light-scattering state

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
AT94930478T 1993-10-18 1994-09-26 Chirale nematische flüssigkristallzusammensetzung und vorrichtungen,die diese enthalten ATE194718T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/139,382 US5463482A (en) 1993-10-18 1993-10-18 Liquid crystal composite with droplets of plural chiral nematic materials with different reflection bands
PCT/US1994/010865 WO1995011475A1 (en) 1993-10-18 1994-09-26 Chiral nematic liquid crystal composition and devices comprising the same

Publications (1)

Publication Number Publication Date
ATE194718T1 true ATE194718T1 (de) 2000-07-15

Family

ID=22486364

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94930478T ATE194718T1 (de) 1993-10-18 1994-09-26 Chirale nematische flüssigkristallzusammensetzung und vorrichtungen,die diese enthalten

Country Status (8)

Country Link
US (1) US5463482A (de)
EP (1) EP0760964B1 (de)
JP (1) JP3490086B2 (de)
KR (1) KR100320157B1 (de)
AT (1) ATE194718T1 (de)
CA (1) CA2171826C (de)
DE (1) DE69425281T2 (de)
WO (1) WO1995011475A1 (de)

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EP0807153B1 (de) * 1995-02-03 2001-03-28 MERCK PATENT GmbH Elektrooptische flüssigkristallanzeige
US6061107A (en) * 1996-05-10 2000-05-09 Kent State University Bistable polymer dispersed cholesteric liquid crystal displays
DE19803112A1 (de) 1997-03-14 1998-09-17 Merck Patent Gmbh Elektrooptische Flüssigkristallanzeige
AU6785598A (en) * 1997-03-28 1998-10-22 James L. Fergason Microencapsulated liquid crystal and a method and system for using same
US6236442B1 (en) * 1998-09-03 2001-05-22 Eastman Kodak Company Method of making liquid crystal display having patterned conductive images
US6570633B1 (en) * 1999-06-21 2003-05-27 Eastman Kodak Company Multi-layer neutral density sheet having a plurality of light-modulating layers with memory properties
US6359673B1 (en) * 1999-06-21 2002-03-19 Eastman Kodak Company Sheet having a layer with different light modulating materials
US7420585B2 (en) * 1999-11-30 2008-09-02 Eastman Kodak Company Image capture and display device
US7042486B2 (en) * 1999-11-30 2006-05-09 Eastman Kodak Company Image capture and display device
EP1202109A1 (de) * 2000-10-24 2002-05-02 Asulab S.A. Flüssigkristallanzeigeeinrichtung mit hohem Reflexionskoeffizienten
US7173649B1 (en) * 2001-06-01 2007-02-06 Shannon Thomas D Video airship
TW574586B (en) * 2001-09-19 2004-02-01 Optrex Kk Liquid crystal display element
JP4514453B2 (ja) * 2001-12-11 2010-07-28 富士通株式会社 表示装置及びその駆動方法
KR101155335B1 (ko) * 2005-01-07 2012-06-11 엘지전자 주식회사 이동통신 단말기의 멀티미디어 메시지 동작방법

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US3627408A (en) * 1965-06-29 1971-12-14 Westinghouse Electric Corp Electric field device
US3650603A (en) * 1967-12-05 1972-03-21 Rca Corp Liquid crystal light valve containing a mixture of nematic and cholesteric materials in which the light scattering effect is reduced when an electric field is applied
US3600060A (en) * 1968-02-23 1971-08-17 Ncr Co Display device containing minute droplets of cholesteric liquid crystals in a substantially continuous polymeric matrix
US3578844A (en) * 1968-02-23 1971-05-18 Ncr Co Radiation sensitive display device containing encapsulated cholesteric liquid crystals
US3734597A (en) * 1968-02-23 1973-05-22 Ncr Co Process for producing a color state in a display device
US3620889A (en) * 1968-06-11 1971-11-16 Vari Light Corp Liquid crystal systems
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Also Published As

Publication number Publication date
DE69425281D1 (de) 2000-08-17
EP0760964A1 (de) 1997-03-12
CA2171826A1 (en) 1995-04-27
KR100320157B1 (ko) 2002-09-26
WO1995011475A1 (en) 1995-04-27
DE69425281T2 (de) 2001-03-15
EP0760964B1 (de) 2000-07-12
JP3490086B2 (ja) 2004-01-26
CA2171826C (en) 2007-02-20
US5463482A (en) 1995-10-31
JPH09503873A (ja) 1997-04-15
KR960705251A (ko) 1996-10-09

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