DE3485793D1 - Erhoehte streuung in einem auf spannung ansprechenden, eingekapselten fluessigkristall. - Google Patents

Erhoehte streuung in einem auf spannung ansprechenden, eingekapselten fluessigkristall.

Info

Publication number
DE3485793D1
DE3485793D1 DE8484301911T DE3485793T DE3485793D1 DE 3485793 D1 DE3485793 D1 DE 3485793D1 DE 8484301911 T DE8484301911 T DE 8484301911T DE 3485793 T DE3485793 T DE 3485793T DE 3485793 D1 DE3485793 D1 DE 3485793D1
Authority
DE
Germany
Prior art keywords
liquid crystal
crystal material
light
support medium
isotropically scattered
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.)
Expired - Lifetime
Application number
DE8484301911T
Other languages
English (en)
Other versions
DE3485793T2 (de
Inventor
James Lee Fergason
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.)
Manchester R&D Partnership
Original Assignee
Manchester R&D Partnership
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 Manchester R&D Partnership filed Critical Manchester R&D Partnership
Application granted granted Critical
Publication of DE3485793D1 publication Critical patent/DE3485793D1/de
Publication of DE3485793T2 publication Critical patent/DE3485793T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • 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
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
    • 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
    • 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
    • G02F2202/00—Materials and properties
    • G02F2202/04—Materials and properties dye
    • G02F2202/043—Materials and properties dye pleochroic

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)
DE8484301911T 1983-03-21 1984-03-21 Erhoehte streuung in einem auf spannung ansprechenden, eingekapselten fluessigkristall. Expired - Lifetime DE3485793T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/477,138 US4606611A (en) 1981-09-16 1983-03-21 Enhanced scattering in voltage sensitive encapsulated liquid crystal

Publications (2)

Publication Number Publication Date
DE3485793D1 true DE3485793D1 (de) 1992-08-06
DE3485793T2 DE3485793T2 (de) 1992-12-24

Family

ID=23894683

Family Applications (2)

Application Number Title Priority Date Filing Date
DE8484301911T Expired - Lifetime DE3485793T2 (de) 1983-03-21 1984-03-21 Erhoehte streuung in einem auf spannung ansprechenden, eingekapselten fluessigkristall.
DE3486365T Expired - Fee Related DE3486365T2 (de) 1983-03-21 1984-03-21 Erhöhung der Streuung bei spannungsempfindlichen eingekapselten Flüssigkristallen.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE3486365T Expired - Fee Related DE3486365T2 (de) 1983-03-21 1984-03-21 Erhöhung der Streuung bei spannungsempfindlichen eingekapselten Flüssigkristallen.

Country Status (11)

Country Link
US (1) US4606611A (de)
EP (1) EP0122737B1 (de)
JP (5) JPH0736068B2 (de)
KR (1) KR840008996A (de)
AT (1) ATE117099T1 (de)
AU (2) AU579092B2 (de)
CA (1) CA1261042A (de)
DE (2) DE3485793T2 (de)
ES (1) ES8600667A1 (de)
HK (1) HK51194A (de)
IL (1) IL71049A0 (de)

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US4884873A (en) * 1981-09-16 1989-12-05 Manchester R & D Partnership Encapsulated liquid crystal material, apparatus and method having interconnected capsules
US4810063A (en) * 1981-09-16 1989-03-07 Manchester R & D Partnership Enhanced scattering voltage sensitive encapsulated liquid crystal with light directing and interference layer features
US5089904A (en) * 1981-09-16 1992-02-18 Fergason James L Encapsulated liquid crystal material, apparatus and method
US4707080A (en) * 1981-09-16 1987-11-17 Manchester R & D Partnership Encapsulated liquid crystal material, apparatus and method
US4606611A (en) * 1981-09-16 1986-08-19 Manchester R & D Partnership Enhanced scattering in voltage sensitive encapsulated liquid crystal
US4844596A (en) * 1981-09-16 1989-07-04 Manchester R & D Partnership Aligning and distorting features in enhanced scattering voltage sensitive encapsulated liquid crystal
US5082351A (en) * 1981-09-16 1992-01-21 Manchester R & D Partnership Encapsulated liquid crystal material, apparatus and method
US4850678A (en) * 1983-03-30 1989-07-25 Manchester R & D Partnership Colored encapsulated liquid crystal apparatus using enhanced scattering
US4815826A (en) * 1983-03-30 1989-03-28 Manchester R & D Partnership Colored encapsulated liquid crystal apparatus using enhanced scattering, fluorescent dye and dielectric thin films
US4856876A (en) * 1983-03-30 1989-08-15 Manchester R & D Partnership Fluorescent colored encapsulated liquid crystal apparatus using enhanced scattering
US5061041A (en) * 1984-03-02 1991-10-29 Manchester R&D Partnership Liquid crystal motion picture projector with memory
US5016984A (en) * 1984-03-02 1991-05-21 Manchester R & D Partnership Liquid crystal motion picture projector with memory
US4992201A (en) * 1984-03-20 1991-02-12 Taliq Corporation Latex entrapped ncap liquid crystal composition, method and apparatus
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JP2659943B2 (ja) * 1985-03-01 1997-09-30 マンチェスター アール アンド デイ リミテッド パートナーシップ 液晶装置
US4953953A (en) * 1985-03-01 1990-09-04 Manchester R & D Partnership Complementary color liquid display
US5142389A (en) * 1985-03-01 1992-08-25 Manchester R & D Limited Partnership Liquid crystal color display and method
US5345322A (en) * 1985-03-01 1994-09-06 Manchester R&D Limited Partnership Complementary color liquid crystal display
US5208686A (en) * 1985-03-01 1993-05-04 Manchester R&D Partnership Liquid crystal color display and method
US5168380A (en) * 1985-03-01 1992-12-01 Manchester R & D Partnership An Ohio Limited Partnership Multiple containment mediums of operationally nematic liquid crystal responsive to a prescribed input
US4878741A (en) * 1986-09-10 1989-11-07 Manchester R & D Partnership Liquid crystal color display and method
US4893903A (en) * 1985-05-06 1990-01-16 Taliq Corporation Flashing advisory sign
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US5113271A (en) * 1988-08-10 1992-05-12 Fergason James L Light blocking and vision restoration apparatus with glint control
US5206747A (en) * 1988-09-28 1993-04-27 Taliq Corporation Polymer dispersed liquid crystal display with birefringence of the liquid crystal at least 0.23
US5113270A (en) * 1988-10-19 1992-05-12 Fergason James L Variable density light control apparatus
US5523863A (en) * 1988-10-19 1996-06-04 Fergason; James L. Controlled liquid crystal optical polarizer method and apparatus
JPH02280117A (ja) * 1989-04-21 1990-11-16 Komatsu Ltd シャッタガラス
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JPH04199024A (ja) * 1990-11-29 1992-07-20 Hitachi Ltd 液晶表示素子およびそれを用いた表示装置
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US5299289A (en) * 1991-06-11 1994-03-29 Matsushita Electric Industrial Co., Ltd. Polymer dispersed liquid crystal panel with diffraction grating
US5594562A (en) * 1992-02-07 1997-01-14 Kabushiki Kaisha Pilot Hand-writable polymer dispersed liquid crystal board set with high resistance layer adjacent conductive layer
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US5270843A (en) * 1992-08-31 1993-12-14 Jiansheng Wang Directly formed polymer dispersed liquid crystal light shutter displays
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US7289174B1 (en) * 1995-07-17 2007-10-30 Seiko Epson Corporation Reflective type color liquid crystal device and an electronic apparatus using this
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US5835174A (en) * 1995-10-12 1998-11-10 Rohm And Haas Company Droplets and particles containing liquid crystal and films and apparatus containing the same
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Also Published As

Publication number Publication date
ES530757A0 (es) 1985-09-01
DE3486365T2 (de) 1995-05-18
EP0122737A1 (de) 1984-10-24
ATE117099T1 (de) 1995-01-15
DE3485793T2 (de) 1992-12-24
EP0122737B1 (de) 1992-07-01
ES8600667A1 (es) 1985-09-01
JPH0611691A (ja) 1994-01-21
US4606611A (en) 1986-08-19
AU579092B2 (en) 1988-11-17
KR840008996A (ko) 1984-12-20
AU617354B2 (en) 1991-11-28
DE3486365D1 (de) 1995-02-23
JPH0611693A (ja) 1994-01-21
AU2483484A (en) 1984-09-27
IL71049A0 (en) 1984-05-31
JPS59178428A (ja) 1984-10-09
HK51194A (en) 1994-05-27
CA1261042A (en) 1989-09-26
AU2180888A (en) 1988-12-08
JPH0611692A (ja) 1994-01-21
JPH0611696A (ja) 1994-01-21
JPH0736068B2 (ja) 1995-04-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: MANCHESTER R & D LTD. PARTNERSHIP, PEPPER PIKE, OH