IT1014934B - Procedimento per formare uno stra to per l orientamento omoetropico di cristalli liquidi - Google Patents

Procedimento per formare uno stra to per l orientamento omoetropico di cristalli liquidi

Info

Publication number
IT1014934B
IT1014934B IT23825/74A IT2382574A IT1014934B IT 1014934 B IT1014934 B IT 1014934B IT 23825/74 A IT23825/74 A IT 23825/74A IT 2382574 A IT2382574 A IT 2382574A IT 1014934 B IT1014934 B IT 1014934B
Authority
IT
Italy
Prior art keywords
homoetropic
route
orientation
procedure
forming
Prior art date
Application number
IT23825/74A
Other languages
English (en)
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT1014934B publication Critical patent/IT1014934B/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
    • G02F1/133734—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by obliquely evaporated films, e.g. Si or SiO2 films
    • 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
    • G02F1/133742—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers for homeotropic alignment

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)
IT23825/74A 1973-06-18 1974-06-11 Procedimento per formare uno stra to per l orientamento omoetropico di cristalli liquidi IT1014934B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732330909 DE2330909B2 (de) 1973-06-18 1973-06-18 Verfahren zur erzeugung einer schicht zur homoeotropen orientierung von fluessigkristallen

Publications (1)

Publication Number Publication Date
IT1014934B true IT1014934B (it) 1977-04-30

Family

ID=5884307

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23825/74A IT1014934B (it) 1973-06-18 1974-06-11 Procedimento per formare uno stra to per l orientamento omoetropico di cristalli liquidi

Country Status (5)

Country Link
JP (1) JPS5037453A (it)
DE (1) DE2330909B2 (it)
FR (1) FR2233644B1 (it)
GB (1) GB1450493A (it)
IT (1) IT1014934B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5343412B2 (it) * 1973-10-20 1978-11-20
JPS5343411B2 (it) * 1973-10-20 1978-11-20
JPS50101047A (it) * 1974-01-08 1975-08-11
CA1056936A (en) * 1974-12-04 1979-06-19 Akira Yasutake Long life high contrast liquid crystal display
JP4508299B2 (ja) * 1997-04-14 2010-07-21 メルク パテント ゲゼルシャフト ミット ベシュレンクテル ハフツング ホメオトロピック配向液晶層およびプラスティック基板上に液晶をホメオトロピック配向させる方法
GB2358481B (en) * 1997-04-14 2001-10-10 Merck Patent Gmbh Homeotropically aligned liquid crystal layer and process for the homeotropic alignment of liquid crystals on plastic substrates

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4976543A (it) * 1972-11-03 1974-07-24
JPS5439745B2 (it) * 1972-11-14 1979-11-29
JPS542579B2 (it) * 1972-11-14 1979-02-09
JPS4975354A (it) * 1972-11-22 1974-07-20

Also Published As

Publication number Publication date
DE2330909A1 (de) 1975-01-09
FR2233644A1 (it) 1975-01-10
JPS5037453A (it) 1975-04-08
DE2330909B2 (de) 1977-04-07
GB1450493A (en) 1976-09-22
FR2233644B1 (it) 1977-10-07

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