FR2332550A1 - Procede et dispositifs d'orientation oblique des molecules d'un cristal liquide - Google Patents

Procede et dispositifs d'orientation oblique des molecules d'un cristal liquide

Info

Publication number
FR2332550A1
FR2332550A1 FR7535384A FR7535384A FR2332550A1 FR 2332550 A1 FR2332550 A1 FR 2332550A1 FR 7535384 A FR7535384 A FR 7535384A FR 7535384 A FR7535384 A FR 7535384A FR 2332550 A1 FR2332550 A1 FR 2332550A1
Authority
FR
France
Prior art keywords
wall
surface tension
zones
liquid crystal
molecules
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.)
Granted
Application number
FR7535384A
Other languages
English (en)
Other versions
FR2332550B1 (fr
Inventor
Gregoire Porte
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR7535384A priority Critical patent/FR2332550A1/fr
Priority to CH1426576A priority patent/CH611434A5/xx
Priority to DE19762652223 priority patent/DE2652223C2/de
Priority to NL7612952A priority patent/NL7612952A/xx
Priority to JP13852576A priority patent/JPS5263746A/ja
Publication of FR2332550A1 publication Critical patent/FR2332550A1/fr
Application granted granted Critical
Publication of FR2332550B1 publication Critical patent/FR2332550B1/fr
Granted 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
    • G02F1/133711—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

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
FR7535384A 1975-11-19 1975-11-19 Procede et dispositifs d'orientation oblique des molecules d'un cristal liquide Granted FR2332550A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7535384A FR2332550A1 (fr) 1975-11-19 1975-11-19 Procede et dispositifs d'orientation oblique des molecules d'un cristal liquide
CH1426576A CH611434A5 (en) 1975-11-19 1976-11-12 Process for manufacturing a liquid-crystal cell and a cell resulting from this process
DE19762652223 DE2652223C2 (de) 1975-11-19 1976-11-16 Flüssigkeitskristallzelle
NL7612952A NL7612952A (nl) 1975-11-19 1976-11-19 Werkwijze en inrichting voor de schuine orientatie van de moleculen van een vloeibaar kristal.
JP13852576A JPS5263746A (en) 1975-11-19 1976-11-19 Method and device for obtaining liquid crystal molecular orientation in vicinity of wall and liquid crystal display cell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7535384A FR2332550A1 (fr) 1975-11-19 1975-11-19 Procede et dispositifs d'orientation oblique des molecules d'un cristal liquide

Publications (2)

Publication Number Publication Date
FR2332550A1 true FR2332550A1 (fr) 1977-06-17
FR2332550B1 FR2332550B1 (fr) 1981-04-17

Family

ID=9162617

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7535384A Granted FR2332550A1 (fr) 1975-11-19 1975-11-19 Procede et dispositifs d'orientation oblique des molecules d'un cristal liquide

Country Status (5)

Country Link
JP (1) JPS5263746A (fr)
CH (1) CH611434A5 (fr)
DE (1) DE2652223C2 (fr)
FR (1) FR2332550A1 (fr)
NL (1) NL7612952A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2353872A1 (fr) * 1976-05-31 1977-12-30 Hughes Aircraft Co Procede d'alignement de molecules de cristaux liquides par rapport a une surface
EP0347178A2 (fr) * 1988-06-15 1989-12-20 Matsushita Electric Industrial Co., Ltd. Film de contrôle de l'orientation de molécules de cristal liquide et dispositif à cristal liquide l'utilisant
EP0453966A2 (fr) * 1990-04-21 1991-10-30 Hoechst Aktiengesellschaft Afficheur à cristal liquide ferroélectrique à contraste élevé et à haute luminosité

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464134A (en) * 1981-12-10 1984-08-07 Hughes Aircraft Company Process for inducing perpendicular alignment of liquid crystals
JP2541806B2 (ja) * 1987-01-20 1996-10-09 アルプス電気株式会社 液晶表示素子用配向膜の形成方法
US6693696B1 (en) 1992-06-30 2004-02-17 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device
JPH0618887A (ja) 1992-06-30 1994-01-28 Semiconductor Energy Lab Co Ltd 液晶電気光学装置
DE102015200488A1 (de) * 2015-01-14 2016-07-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Elektrisch steuerbarer Interferenzfarbfilter und dessen Verwendung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3809456A (en) * 1972-04-10 1974-05-07 Optel Corp Liquid crystal device
CH571723A5 (fr) * 1973-11-02 1976-01-15 Hoffmann La Roche

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2353872A1 (fr) * 1976-05-31 1977-12-30 Hughes Aircraft Co Procede d'alignement de molecules de cristaux liquides par rapport a une surface
EP0347178A2 (fr) * 1988-06-15 1989-12-20 Matsushita Electric Industrial Co., Ltd. Film de contrôle de l'orientation de molécules de cristal liquide et dispositif à cristal liquide l'utilisant
EP0347178A3 (fr) * 1988-06-15 1990-04-25 Matsushita Electric Industrial Co., Ltd. Film de contrôle de l'orientation de molécules de cristal liquide et dispositif à cristal liquide l'utilisant
EP0453966A2 (fr) * 1990-04-21 1991-10-30 Hoechst Aktiengesellschaft Afficheur à cristal liquide ferroélectrique à contraste élevé et à haute luminosité
EP0453966A3 (en) * 1990-04-21 1992-06-03 Hoechst Aktiengesellschaft Ferroelectric liquid crystal display with high contrast and high brightness
US5384168A (en) * 1990-04-21 1995-01-24 Hoechst Aktiengesellschaft Ferroelectric liquid-crystal display of high contrast and brightness

Also Published As

Publication number Publication date
DE2652223A1 (de) 1977-06-02
FR2332550B1 (fr) 1981-04-17
NL7612952A (nl) 1977-05-23
DE2652223C2 (de) 1982-11-18
CH611434A5 (en) 1979-05-31
JPS5263746A (en) 1977-05-26

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Legal Events

Date Code Title Description
ST Notification of lapse