CA991735A - Alignment film for a liquid crystal display cell and method of making same - Google Patents

Alignment film for a liquid crystal display cell and method of making same

Info

Publication number
CA991735A
CA991735A CA166,724A CA166724A CA991735A CA 991735 A CA991735 A CA 991735A CA 166724 A CA166724 A CA 166724A CA 991735 A CA991735 A CA 991735A
Authority
CA
Canada
Prior art keywords
liquid crystal
crystal display
alignment film
display cell
making same
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
CA166,724A
Other versions
CA166724S (en
Inventor
John L. Janning
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
Original Assignee
NCR 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 NCR Corp filed Critical NCR Corp
Application granted granted Critical
Publication of CA991735A publication Critical patent/CA991735A/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
    • G02F1/133—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
    • G02F1/133734—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by obliquely evaporated films, e.g. Si or SiO2 films

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
CA166,724A 1972-04-10 1973-03-22 Alignment film for a liquid crystal display cell and method of making same Expired CA991735A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24267572A 1972-04-10 1972-04-10

Publications (1)

Publication Number Publication Date
CA991735A true CA991735A (en) 1976-06-22

Family

ID=22915757

Family Applications (1)

Application Number Title Priority Date Filing Date
CA166,724A Expired CA991735A (en) 1972-04-10 1973-03-22 Alignment film for a liquid crystal display cell and method of making same

Country Status (5)

Country Link
JP (2) JPS5412067B2 (en)
CA (1) CA991735A (en)
DE (1) DE2316996C3 (en)
FR (1) FR2179841B1 (en)
GB (1) GB1388077A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA991735A (en) * 1972-04-10 1976-06-22 Ncr Corporation Alignment film for a liquid crystal display cell and method of making same
JPS4976543A (en) * 1972-11-03 1974-07-24
JPS5140898A (en) * 1974-10-04 1976-04-06 Gen Corp TSUISUTONEMATEI TSUKUEKISHONYORU KOTEIPATAANNO SAKUSEIHO
FR2294223A1 (en) * 1974-12-13 1976-07-09 Dainippon Toryo Kk Electro-optical liquid crystal element - contg p-N-alkyl-benzylidine-p'-cyano-aniline, alkyl-cyanobenzene, alkyl-benzylidene-alkoxy-aniline and or alkoxy benzylidene-alkyl-aniline
GB1520802A (en) * 1975-02-10 1978-08-09 Standard Telephones Cables Ltd Alignment of dichromophores
JPS51104842A (en) * 1975-03-13 1976-09-17 Hoya Lens Co Ltd EKISHOSERUDENKYOKU
US3967883A (en) * 1975-05-22 1976-07-06 Rca Corporation Liquid crystal devices of the surface aligned type
DE2527485C2 (en) * 1975-06-20 1985-06-05 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Electrically controllable display element
JPS52148150A (en) * 1976-06-04 1977-12-09 Hitachi Ltd Liquid crystal display unit

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2544659A (en) * 1946-05-14 1951-03-13 John F Dreyer Dichroic light-polarizing sheet materials and the like and the formation and use thereof
US3353895A (en) * 1962-04-16 1967-11-21 Polaroid Corp Light polarizer comprising filamentous particles on surface of transparent sheet and method of making same
US3391022A (en) * 1965-05-25 1968-07-02 Sony Corp Photoconductive layer and method of making the same
US3592526A (en) * 1969-07-15 1971-07-13 John F Dreyer Means for rotating the polarization plane of light and for converting polarized light to nonpolarized light
CH539130A (en) * 1970-02-27 1973-08-31 Egyesuelt Izzolampa Process for the vapor deposition of layers by vacuum vapor deposition
US3612654A (en) * 1970-05-27 1971-10-12 Rca Corp Liquid crystal display device
CA991735A (en) * 1972-04-10 1976-06-22 Ncr Corporation Alignment film for a liquid crystal display cell and method of making same

Also Published As

Publication number Publication date
FR2179841A1 (en) 1973-11-23
JPS4917746A (en) 1974-02-16
DE2316996A1 (en) 1973-10-25
DE2316996B2 (en) 1979-10-18
DE2316996C3 (en) 1984-05-24
GB1388077A (en) 1975-03-19
FR2179841B1 (en) 1978-12-29
JPS5412067B2 (en) 1979-05-19
JPS534558A (en) 1978-01-17

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