GB2310505A9 - Polymer dispersed liquid crystal - Google Patents

Polymer dispersed liquid crystal

Info

Publication number
GB2310505A9
GB2310505A9 GB9702914A GB9702914A GB2310505A9 GB 2310505 A9 GB2310505 A9 GB 2310505A9 GB 9702914 A GB9702914 A GB 9702914A GB 9702914 A GB9702914 A GB 9702914A GB 2310505 A9 GB2310505 A9 GB 2310505A9
Authority
GB
United Kingdom
Prior art keywords
liquid crystal
dispersed liquid
polymer dispersed
polymer
crystal
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.)
Withdrawn
Application number
GB9702914A
Other versions
GB9702914D0 (en
GB2310505A (en
GB2310505A8 (en
Inventor
Wenjun Zheng
George Henry William Milburn
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.)
Edinburgh Napier University
Original Assignee
Edinburgh Napier University
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 Edinburgh Napier University filed Critical Edinburgh Napier University
Publication of GB9702914D0 publication Critical patent/GB9702914D0/en
Publication of GB2310505A publication Critical patent/GB2310505A/en
Publication of GB2310505A8 publication Critical patent/GB2310505A8/en
Publication of GB2310505A9 publication Critical patent/GB2310505A9/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G02F1/137—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
    • G02F1/139—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 based on orientation effects in which the liquid crystal remains transparent
    • G02F1/141—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 based on orientation effects in which the liquid crystal remains transparent using ferroelectric 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
    • G02F1/133—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
    • G02F1/13347—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals working in reverse mode, i.e. clear in the off-state and scattering in the on-state
    • 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
    • G02F1/13775—Polymer-stabilized liquid crystal layers
GB9702914A 1996-02-13 1997-02-13 Polymer dispersed liquid crystal Withdrawn GB2310505A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9602919.4A GB9602919D0 (en) 1996-02-13 1996-02-13 Alignment technique

Publications (4)

Publication Number Publication Date
GB9702914D0 GB9702914D0 (en) 1997-04-02
GB2310505A GB2310505A (en) 1997-08-27
GB2310505A8 GB2310505A8 (en) 1999-07-19
GB2310505A9 true GB2310505A9 (en) 1999-07-19

Family

ID=10788621

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9602919.4A Pending GB9602919D0 (en) 1996-02-13 1996-02-13 Alignment technique
GB9702914A Withdrawn GB2310505A (en) 1996-02-13 1997-02-13 Polymer dispersed liquid crystal

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9602919.4A Pending GB9602919D0 (en) 1996-02-13 1996-02-13 Alignment technique

Country Status (1)

Country Link
GB (2) GB9602919D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3215915B2 (en) * 1997-09-17 2001-10-09 富士通株式会社 Ferroelectric liquid crystal display device and method of manufacturing the same
EP1162250B1 (en) * 2000-06-06 2004-05-06 D.D. Tech, Inc. Polymer/liquid crystal composite used in liquid crystal display

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4673255A (en) * 1986-05-22 1987-06-16 John West Method of controlling microdroplet growth in polymeric dispersed liquid crystal
GB8814003D0 (en) * 1988-06-14 1988-07-20 Kodak Ltd Method for reducing aromatic nitro groups
JPH06102490A (en) * 1992-09-19 1994-04-15 Semiconductor Energy Lab Co Ltd Production of dispersion type liquid crystal electrooptical device
US5321533A (en) * 1992-09-24 1994-06-14 Kent State Universtiy Polymer dispersed ferroelectric smectic liquid crystal
EP0665279B1 (en) * 1994-02-01 2001-08-29 Kent State University Polymer dispersed ferroelectric smectic liquid crystal
JP3178773B2 (en) * 1994-02-23 2001-06-25 シャープ株式会社 Liquid crystal display device and method of manufacturing the same
EP0727055A1 (en) * 1994-08-05 1996-08-21 Orion Electric Co., Ltd. Polymer-dispersed ferroelectric liquid crystal display
GB9417480D0 (en) * 1994-08-31 1994-10-19 Secr Defence Ferroelectric liquid crystal devices

Also Published As

Publication number Publication date
GB9702914D0 (en) 1997-04-02
GB2310505A (en) 1997-08-27
GB2310505A8 (en) 1999-07-19
GB9602919D0 (en) 1996-04-10

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)