FR2470788B1 - - Google Patents

Info

Publication number
FR2470788B1
FR2470788B1 FR7930121A FR7930121A FR2470788B1 FR 2470788 B1 FR2470788 B1 FR 2470788B1 FR 7930121 A FR7930121 A FR 7930121A FR 7930121 A FR7930121 A FR 7930121A FR 2470788 B1 FR2470788 B1 FR 2470788B1
Authority
FR
France
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
FR7930121A
Other languages
French (fr)
Other versions
FR2470788A1 (fr
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7930121A priority Critical patent/FR2470788A1/fr
Priority to EP80401677A priority patent/EP0030879B1/fr
Priority to DE8080401677T priority patent/DE3068730D1/de
Priority to US06/212,598 priority patent/US4333709A/en
Priority to JP17145880A priority patent/JPS5690878A/ja
Publication of FR2470788A1 publication Critical patent/FR2470788A1/fr
Application granted granted Critical
Publication of FR2470788B1 publication Critical patent/FR2470788B1/fr
Granted 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
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/32—Non-steroidal liquid crystal compounds containing condensed ring systems, i.e. fused, bridged or spiro ring systems
    • 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
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • 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
    • 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
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/32—Non-steroidal liquid crystal compounds containing condensed ring systems, i.e. fused, bridged or spiro ring systems
    • C09K2019/328—Non-steroidal liquid crystal compounds containing condensed ring systems, i.e. fused, bridged or spiro ring systems containing a triphenylene ring system

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Liquid Crystal Substances (AREA)
  • Liquid Crystal (AREA)
FR7930121A 1979-12-07 1979-12-07 Melange de cristaux liquides, derives du triphenylene, utilisable dans les dispositifs electro-optiques Granted FR2470788A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7930121A FR2470788A1 (fr) 1979-12-07 1979-12-07 Melange de cristaux liquides, derives du triphenylene, utilisable dans les dispositifs electro-optiques
EP80401677A EP0030879B1 (fr) 1979-12-07 1980-11-21 Mélange de cristaux liquides disquotiques, dispositif électrooptique utilisant un tel mélange, et procédé d'orientation des molécules du mélange
DE8080401677T DE3068730D1 (en) 1979-12-07 1980-11-21 Mixture of disc-like liquid crystals, electrooptical device using such a mixture and method for the orientation of the molecules in the mixture
US06/212,598 US4333709A (en) 1979-12-07 1980-12-03 Mixture of disc-like liquid crystals, electro-optical device using such a mixture and process for orienting the molecules of the mixture
JP17145880A JPS5690878A (en) 1979-12-07 1980-12-04 Flat disc like liquid crystal mixture * elctronic optical device utilizing same and orientation of molecule thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7930121A FR2470788A1 (fr) 1979-12-07 1979-12-07 Melange de cristaux liquides, derives du triphenylene, utilisable dans les dispositifs electro-optiques

Publications (2)

Publication Number Publication Date
FR2470788A1 FR2470788A1 (fr) 1981-06-12
FR2470788B1 true FR2470788B1 (cg-RX-API-DMAC10.html) 1983-07-22

Family

ID=9232528

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7930121A Granted FR2470788A1 (fr) 1979-12-07 1979-12-07 Melange de cristaux liquides, derives du triphenylene, utilisable dans les dispositifs electro-optiques

Country Status (2)

Country Link
JP (1) JPS5690878A (cg-RX-API-DMAC10.html)
FR (1) FR2470788A1 (cg-RX-API-DMAC10.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2692035B2 (ja) * 1994-05-13 1997-12-17 富士写真フイルム株式会社 薄膜の製造方法
WO1996031793A1 (en) * 1995-04-07 1996-10-10 Nippon Oil Company, Limited Liquid-crystalline optical film and its utilization

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2297201A1 (fr) * 1975-01-10 1976-08-06 Thomson Csf Produits mesogenes pour cellules a cristal liquide, et procede de fabrication desdits produits
FR2377441A1 (fr) * 1977-01-14 1978-08-11 Thomson Csf Nouvelle famille de cristaux liquides de proprietes ameliorees, et dispositifs utilisant de tels cristaux liquides

Also Published As

Publication number Publication date
FR2470788A1 (fr) 1981-06-12
JPS5690878A (en) 1981-07-23

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Legal Events

Date Code Title Description
ST Notification of lapse