CH613226A5 - - Google Patents

Info

Publication number
CH613226A5
CH613226A5 CH439675A CH439675A CH613226A5 CH 613226 A5 CH613226 A5 CH 613226A5 CH 439675 A CH439675 A CH 439675A CH 439675 A CH439675 A CH 439675A CH 613226 A5 CH613226 A5 CH 613226A5
Authority
CH
Switzerland
Application number
CH439675A
Inventor
Serge Barret
Lucette Cahen
Francois Gaspard
Henry Seinera
Gerard Pierre
Denis Serve
Roland Herino
Francois Mondon
Original Assignee
Anvar
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 Anvar filed Critical Anvar
Publication of CH613226A5 publication Critical patent/CH613226A5/xx

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
    • C09K19/58—Dopants or charge transfer agents
    • C09K19/582—Electrically active dopants, e.g. charge transfer agents
    • 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
    • G02F1/13743—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 electrohydrodynamic instabilities or domain formation in liquid crystals
    • G02F1/1375—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 electrohydrodynamic instabilities or domain formation in liquid crystals using dynamic scattering

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Fluid Mechanics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal Substances (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
CH439675A 1974-04-05 1975-04-07 CH613226A5 (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7412109A FR2266541B1 (nl) 1974-04-05 1974-04-05

Publications (1)

Publication Number Publication Date
CH613226A5 true CH613226A5 (nl) 1979-09-14

Family

ID=9137339

Family Applications (1)

Application Number Title Priority Date Filing Date
CH439675A CH613226A5 (nl) 1974-04-05 1975-04-07

Country Status (6)

Country Link
US (1) US3990984A (nl)
JP (1) JPS50142481A (nl)
CH (1) CH613226A5 (nl)
DE (1) DE2514629A1 (nl)
FR (1) FR2266541B1 (nl)
NL (1) NL7504017A (nl)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4066569A (en) * 1975-12-30 1978-01-03 Hughes Aircraft Company Dopants for dynamic scattering liquid crystals
US4088393A (en) * 1975-12-31 1978-05-09 Omron Tateisi Electronics Co. Field effect mode liquid crystal display materials
US4128312A (en) * 1977-10-04 1978-12-05 Hughes Aircraft Company Long life reflective liquid crystal display for dc operation
US4366080A (en) * 1980-04-07 1982-12-28 Tokyo Shibaura Denki Kabushiki Kaisha Liquid crystal display element
DE3378660D1 (en) * 1982-09-30 1989-01-12 Showa Denko Kk Electrically conductive liquid crystalline substance and polymer
JPS6343124A (ja) * 1986-08-11 1988-02-24 Nissan Motor Co Ltd 色調可変ミラ−
JP3991986B2 (ja) 2001-06-12 2007-10-17 日産化学工業株式会社 液晶配向処理剤及びそれを用いた液晶表示素子
WO2003021339A2 (en) * 2001-09-04 2003-03-13 Wisconsin Alumni Research Foundation Liquid crystal switching mechanism
US8848158B2 (en) 2008-07-01 2014-09-30 Gentex Corporation Liquid crystal display device and associated liquid crystal media for use in the same
US7803285B2 (en) * 2008-07-01 2010-09-28 Gentex Corporation Liquid crystal display device and associated liquid crystal media for use in the same
DE102013021279A1 (de) * 2013-12-18 2015-06-18 Merck Patent Gmbh Verfahren zum Reinigen einer Flüssigkristallmischung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL166053C (nl) * 1970-06-27 1981-06-15 Philips Nv Beeldweergeefinrichting.
US3803050A (en) * 1971-08-20 1974-04-09 Xerox Corp Liquid crystalline compositions and imaging systems
US3838059A (en) * 1972-02-22 1974-09-24 Hughes Aircraft Co Liquid crystal composition
US3814700A (en) * 1972-08-03 1974-06-04 Ibm Method for controllably varying the electrical properties of nematic liquids and dopants therefor
US3950264A (en) * 1973-05-07 1976-04-13 Rockwell International Corporation Schiff-base liquid crystals doped to raise dynamic scattering cutoff frequency
US3932298A (en) * 1973-07-19 1976-01-13 Temple University Nematic liquid crystals with charge-transfer acceptors as dopants

Also Published As

Publication number Publication date
JPS50142481A (nl) 1975-11-17
FR2266541B1 (nl) 1979-10-19
US3990984A (en) 1976-11-09
DE2514629A1 (de) 1975-10-09
NL7504017A (nl) 1975-10-07
FR2266541A1 (nl) 1975-10-31

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Legal Events

Date Code Title Description
PL Patent ceased