CA1000484A - Liquid crystalline compositions having induced optical activity - Google Patents

Liquid crystalline compositions having induced optical activity

Info

Publication number
CA1000484A
CA1000484A CA143,109A CA143109A CA1000484A CA 1000484 A CA1000484 A CA 1000484A CA 143109 A CA143109 A CA 143109A CA 1000484 A CA1000484 A CA 1000484A
Authority
CA
Canada
Prior art keywords
liquid crystalline
optical activity
induced optical
crystalline compositions
compositions
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
CA143,109A
Other languages
English (en)
Other versions
CA143109S (en
Inventor
Franklin D. Saeva
Joseph J. Wysocki
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of CA1000484A publication Critical patent/CA1000484A/en
Expired 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
    • G02F1/137—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
    • G02F1/13725—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 guest-host interaction
    • 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
    • C09K19/586—Optically active dopants; chiral dopants
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3016—Polarising elements involving passive liquid crystal elements
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Liquid Crystal Substances (AREA)
  • Liquid Crystal (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA143,109A 1971-10-22 1972-05-26 Liquid crystalline compositions having induced optical activity Expired CA1000484A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19167171A 1971-10-22 1971-10-22

Publications (1)

Publication Number Publication Date
CA1000484A true CA1000484A (en) 1976-11-30

Family

ID=22706444

Family Applications (1)

Application Number Title Priority Date Filing Date
CA143,109A Expired CA1000484A (en) 1971-10-22 1972-05-26 Liquid crystalline compositions having induced optical activity

Country Status (7)

Country Link
US (1) US3780307A (cs)
JP (1) JPS4851647A (cs)
CA (1) CA1000484A (cs)
DE (1) DE2239700A1 (cs)
FR (1) FR2156838B1 (cs)
GB (1) GB1408059A (cs)
NL (1) NL7214279A (cs)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3836230A (en) * 1973-06-27 1974-09-17 Xerox Corp Liquid crystal display system
US3942870A (en) * 1974-04-29 1976-03-09 Xerox Corporation Liquid crystalline optical filter
US3943369A (en) * 1974-04-29 1976-03-09 Xerox Corporation Liquid crystalline information transfer
CA1028538A (en) * 1974-04-29 1978-03-28 Xerox Corporation Liquid crystalline light modulation
US3942007A (en) * 1974-04-29 1976-03-02 Xerox Corporation Liquid crystalline image converter
US3942872A (en) * 1974-04-29 1976-03-09 Xerox Corporation Liquid crystalline display
US3942871A (en) * 1974-04-29 1976-03-09 Xerox Corporation Liquid crystalline optical filter
US4040749A (en) * 1975-02-05 1977-08-09 Monsanto Research Corporation Organic vapor detection with liquid crystals
US3957344A (en) * 1975-03-26 1976-05-18 Xerox Corporation Information transfer system
US3957347A (en) * 1975-03-26 1976-05-18 Xerox Corporation Selectively variable circularly dichroic filtering method
US3957345A (en) * 1975-03-26 1976-05-18 Xerox Corporation Information transfer system
US3957348A (en) * 1975-03-26 1976-05-18 Xerox Corporation Method for altering elliptically polarized light
US3957346A (en) * 1975-03-26 1976-05-18 Xerox Corporation Method for altering elliptically polarized light
JPS5692518A (en) * 1979-12-26 1981-07-27 Sharp Corp Liquid crystal display device
IE56194B1 (en) * 1985-01-07 1991-05-08 Scully Richard L Infrared imaging system
US5050966A (en) * 1988-07-06 1991-09-24 Kaiser Aerospace & Electronics Corporation Optical combiner collimating apparatus
JPH0223304A (ja) * 1988-07-12 1990-01-25 Toray Ind Inc 可視偏光フイルム
US5434032A (en) * 1992-11-06 1995-07-18 Board Of Regents, The University Of Texas System Infrared imaging methods and systems
KR100736115B1 (ko) * 2000-11-07 2007-07-06 엘지.필립스 엘시디 주식회사 액정 광학필름
JP2005022292A (ja) * 2003-07-03 2005-01-27 Nippon Oil Corp 対象物の識別構造およびその構造が設けられた対象物

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3364433A (en) * 1967-03-10 1968-01-16 Bell Telephone Labor Inc Molecular swarm liquid crystal optical parametric devices
US3597044A (en) * 1968-09-03 1971-08-03 Rca Corp Electro-optic light modulator
US3627699A (en) * 1969-04-30 1971-12-14 Westinghouse Electric Corp Liquid crystal cholesteric material and sensitizing agent composition and method for detecting electromagnetic radiation
US3622224A (en) * 1969-08-20 1971-11-23 Xerox Corp Liquid crystal alpha-numeric electro-optic imaging device

Also Published As

Publication number Publication date
US3780307A (en) 1973-12-18
DE2239700A1 (de) 1973-04-26
GB1408059A (en) 1975-10-01
JPS4851647A (cs) 1973-07-20
FR2156838A1 (cs) 1973-06-01
NL7214279A (cs) 1973-04-25
FR2156838B1 (cs) 1977-08-05

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