IT1019873B - Processo per la produzione di stra ti uniformemente orientati di fasi cristalline liquide su un materiale di supporto - Google Patents

Processo per la produzione di stra ti uniformemente orientati di fasi cristalline liquide su un materiale di supporto

Info

Publication number
IT1019873B
IT1019873B IT2122674Q IT2122674Q IT1019873B IT 1019873 B IT1019873 B IT 1019873B IT 2122674 Q IT2122674 Q IT 2122674Q IT 2122674 Q IT2122674 Q IT 2122674Q IT 1019873 B IT1019873 B IT 1019873B
Authority
IT
Italy
Prior art keywords
production
support material
liquid crystalline
crystalline phases
uniformly oriented
Prior art date
Application number
IT2122674Q
Other languages
English (en)
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Application granted granted Critical
Publication of IT1019873B publication Critical patent/IT1019873B/it

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
    • G02F1/133711—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by organic films, e.g. polymeric films
    • G02F1/133719—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by organic films, e.g. polymeric films with coupling agent molecules, e.g. silane
    • 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
    • G02F1/133711—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by organic films, e.g. polymeric 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)
  • Laminated Bodies (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
IT2122674Q 1973-08-13 1974-08-09 Processo per la produzione di stra ti uniformemente orientati di fasi cristalline liquide su un materiale di supporto IT1019873B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732340853 DE2340853A1 (de) 1973-08-13 1973-08-13 Verfahren zum erzeugen von gleichfoermig orientierten schichten fluessigkristalliner phasen auf einem traegermaterial

Publications (1)

Publication Number Publication Date
IT1019873B true IT1019873B (it) 1977-11-30

Family

ID=5889587

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2122674Q IT1019873B (it) 1973-08-13 1974-08-09 Processo per la produzione di stra ti uniformemente orientati di fasi cristalline liquide su un materiale di supporto

Country Status (5)

Country Link
JP (1) JPS5077052A (it)
DE (1) DE2340853A1 (it)
FR (1) FR2240763A1 (it)
IT (1) IT1019873B (it)
NL (1) NL7410673A (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4767191A (en) * 1986-11-14 1988-08-30 U.S. Philips Corporation Display cell
DE4012750A1 (de) * 1990-04-21 1991-10-24 Hoechst Ag Ferroelektrisches fluessigkristalldisplay mit hohem kontrast und hoher helligkeit
DE4015869A1 (de) * 1990-05-17 1991-11-21 Nokia Unterhaltungselektronik Hochaufloesende passiv angesteuerte fluessigkristallanzeige
DE4236734A1 (de) * 1992-10-30 1994-05-05 Licentia Gmbh Flüssigkristallzelle und Verfahren zu deren Herstellung

Also Published As

Publication number Publication date
DE2340853A1 (de) 1975-02-27
NL7410673A (nl) 1975-02-17
JPS5077052A (it) 1975-06-24
FR2240763B3 (it) 1977-06-10
FR2240763A1 (en) 1975-03-14

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