CA1022265A - Liquid crystal phase transformation system - Google Patents

Liquid crystal phase transformation system

Info

Publication number
CA1022265A
CA1022265A CA189,460A CA189460A CA1022265A CA 1022265 A CA1022265 A CA 1022265A CA 189460 A CA189460 A CA 189460A CA 1022265 A CA1022265 A CA 1022265A
Authority
CA
Canada
Prior art keywords
liquid crystal
crystal phase
phase transformation
transformation system
liquid
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
CA189,460A
Other languages
English (en)
Other versions
CA189460S (en
Inventor
James E. Adams
John B. Flannery (Jr.)
Werner E.L. Haas
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 CA1022265A publication Critical patent/CA1022265A/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
    • G02F1/13731—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 a field-induced phase transition
    • 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
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/22—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and nitrogen atoms as chain links, e.g. Schiff bases
    • 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
    • C09K19/36—Steroidal liquid crystal compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
CA189,460A 1973-01-24 1974-01-04 Liquid crystal phase transformation system Expired CA1022265A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US32634273A 1973-01-24 1973-01-24

Publications (1)

Publication Number Publication Date
CA1022265A true CA1022265A (en) 1977-12-06

Family

ID=23271810

Family Applications (1)

Application Number Title Priority Date Filing Date
CA189,460A Expired CA1022265A (en) 1973-01-24 1974-01-04 Liquid crystal phase transformation system

Country Status (6)

Country Link
JP (1) JPS5412227B2 (enrdf_load_stackoverflow)
CA (1) CA1022265A (enrdf_load_stackoverflow)
DE (1) DE2403381A1 (enrdf_load_stackoverflow)
FR (1) FR2214524A1 (enrdf_load_stackoverflow)
GB (1) GB1453134A (enrdf_load_stackoverflow)
NL (1) NL7400945A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE56194B1 (en) * 1985-01-07 1991-05-08 Scully Richard L Infrared imaging system
GB2237443A (en) * 1989-08-03 1991-05-01 Rank Brimar Ltd Light modulating device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5228559B2 (enrdf_load_stackoverflow) * 1972-06-13 1977-07-27

Also Published As

Publication number Publication date
DE2403381A1 (de) 1974-07-25
NL7400945A (enrdf_load_stackoverflow) 1974-04-25
FR2214524A1 (enrdf_load_stackoverflow) 1974-08-19
GB1453134A (en) 1976-10-20
JPS5412227B2 (enrdf_load_stackoverflow) 1979-05-21
JPS49106847A (enrdf_load_stackoverflow) 1974-10-09

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