GB1201230A - Chromatic display or storage device - Google Patents

Chromatic display or storage device

Info

Publication number
GB1201230A
GB1201230A GB538269A GB538269A GB1201230A GB 1201230 A GB1201230 A GB 1201230A GB 538269 A GB538269 A GB 538269A GB 538269 A GB538269 A GB 538269A GB 1201230 A GB1201230 A GB 1201230A
Authority
GB
United Kingdom
Prior art keywords
cholesteric liquid
electrode
liquid crystalline
chromatic
transparent
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
Application number
GB538269A
Other languages
English (en)
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.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register 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 NCR Corp, National Cash Register Co filed Critical NCR Corp
Publication of GB1201230A publication Critical patent/GB1201230A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/14—Screens on or from which an image or pattern is formed, picked up, converted or stored acting by discoloration, e.g. halide screen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/28—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating
    • B41M5/281—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating using liquid crystals only
    • 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
    • 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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/001—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes using specific devices not provided for in groups G09G3/02 - G09G3/36, e.g. using an intermediate record carrier such as a film slide; Projection systems; Display of non-alphanumerical information, solely or in combination with alphanumerical information, e.g. digital display on projected diapositive as background
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Dispersion Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Liquid Crystal (AREA)
GB538269A 1968-02-23 1969-01-31 Chromatic display or storage device Expired GB1201230A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US70782368A 1968-02-23 1968-02-23
US70770668A 1968-02-23 1968-02-23

Publications (1)

Publication Number Publication Date
GB1201230A true GB1201230A (en) 1970-08-05

Family

ID=27107936

Family Applications (1)

Application Number Title Priority Date Filing Date
GB538269A Expired GB1201230A (en) 1968-02-23 1969-01-31 Chromatic display or storage device

Country Status (6)

Country Link
CH (1) CH523564A (enrdf_load_stackoverflow)
DE (1) DE1908118B2 (enrdf_load_stackoverflow)
FR (1) FR1601599A (enrdf_load_stackoverflow)
GB (1) GB1201230A (enrdf_load_stackoverflow)
NL (1) NL163329C (enrdf_load_stackoverflow)
SE (1) SE338386B (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2216282A (en) * 1988-02-19 1989-10-04 Gen Electric Co Plc Optical storage devices
WO2010115809A1 (de) * 2009-04-06 2010-10-14 Giesecke & Devrient Gmbh Mikrokapsel mit flüssigkristall

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2300856A1 (de) * 1973-01-09 1974-07-18 Delog Detag Flachglas Ag Optisches anzeigeelement mit fluessigkristallen
US4728547A (en) * 1985-06-10 1988-03-01 General Motors Corporation Liquid crystal droplets dispersed in thin films of UV-curable polymers
CA1273192A (en) * 1985-06-10 1990-08-28 Nuno A. Vaz Liquid crystal droplets dispersed in thin films of uv- curable polymers
US4891152A (en) * 1987-12-28 1990-01-02 Hughes Aircraft Company Dispersion of liquid crystal droplets in a photopolymerized matrix and devices made therefrom
DE69021789T2 (de) * 1989-06-22 1996-01-11 Victor Company Of Japan Aufzeichnungsmedium.
DE4106353A1 (de) * 1991-02-28 1992-09-03 Basf Ag Reversible oder irreversible erzeugung einer abbildung
CN110200421B (zh) * 2019-05-31 2021-01-08 上海智蕙林医疗科技有限公司 一种观察柜和物品查看控制方法

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2216282A (en) * 1988-02-19 1989-10-04 Gen Electric Co Plc Optical storage devices
US5073219A (en) * 1988-02-19 1991-12-17 The General Electric Company, P.L.C. Method of and apparatus for making optical storage devices
GB2216282B (en) * 1988-02-19 1992-09-23 Gen Electric Co Plc Optical storage devices
WO2010115809A1 (de) * 2009-04-06 2010-10-14 Giesecke & Devrient Gmbh Mikrokapsel mit flüssigkristall
RU2537610C2 (ru) * 2009-04-06 2015-01-10 Гизеке Унд Девриент Гмбх Микрокапсула с жидким кристаллом

Also Published As

Publication number Publication date
FR1601599A (enrdf_load_stackoverflow) 1970-08-31
NL6902850A (enrdf_load_stackoverflow) 1969-08-26
SE338386B (enrdf_load_stackoverflow) 1971-09-06
DE1908118B2 (de) 1971-11-11
NL163329C (nl) 1980-08-15
DE1908118A1 (de) 1969-10-02
CH523564A (de) 1972-05-31

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Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee