GB1442490A - Electro-optical device employing a nematic liquid crystal - Google Patents
Electro-optical device employing a nematic liquid crystalInfo
- Publication number
- GB1442490A GB1442490A GB2911274A GB2911274A GB1442490A GB 1442490 A GB1442490 A GB 1442490A GB 2911274 A GB2911274 A GB 2911274A GB 2911274 A GB2911274 A GB 2911274A GB 1442490 A GB1442490 A GB 1442490A
- Authority
- GB
- United Kingdom
- Prior art keywords
- liquid crystal
- electro
- nematic liquid
- optical device
- device employing
- 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
Links
- 239000004988 Nematic liquid crystal Substances 0.000 title abstract 2
- FEIWNULTQYHCDN-UHFFFAOYSA-N mbba Chemical compound C1=CC(CCCC)=CC=C1N=CC1=CC=C(OC)C=C1 FEIWNULTQYHCDN-UHFFFAOYSA-N 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- -1 p - methoxybenzylidene Chemical group 0.000 abstract 2
- ANKSANOFAARSSQ-UHFFFAOYSA-N 4-(phenyliminomethyl)benzonitrile Chemical compound C1=CC(C#N)=CC=C1C=NC1=CC=CC=C1 ANKSANOFAARSSQ-UHFFFAOYSA-N 0.000 abstract 1
- 239000004973 liquid crystal related substance Substances 0.000 abstract 1
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
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)
- Liquid Crystal Substances (AREA)
- Polarising Elements (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48073326A JPS5083051A (enrdf_load_stackoverflow) | 1973-06-30 | 1973-06-30 | |
| JP6507174A JPS5435779B2 (enrdf_load_stackoverflow) | 1974-06-10 | 1974-06-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1442490A true GB1442490A (en) | 1976-07-14 |
Family
ID=26406212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2911274A Expired GB1442490A (en) | 1973-06-30 | 1974-07-01 | Electro-optical device employing a nematic liquid crystal |
Country Status (6)
| Country | Link |
|---|---|
| CA (1) | CA1056044A (enrdf_load_stackoverflow) |
| CH (1) | CH583916A5 (enrdf_load_stackoverflow) |
| DE (1) | DE2431482C3 (enrdf_load_stackoverflow) |
| FR (1) | FR2235380B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1442490A (enrdf_load_stackoverflow) |
| NL (1) | NL163026C (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2119535A (en) * | 1982-05-05 | 1983-11-16 | Racal Res Ltd | Liquid crystal displays |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4561725A (en) * | 1983-02-09 | 1985-12-31 | Canon Kabushiki Kaisha | Electro-optical device having homogeneous alignment layer hardened with cross-linking agents |
-
1974
- 1974-06-28 FR FR7422674A patent/FR2235380B1/fr not_active Expired
- 1974-06-28 NL NL7408743A patent/NL163026C/xx not_active IP Right Cessation
- 1974-06-28 CA CA203,734A patent/CA1056044A/en not_active Expired
- 1974-07-01 CH CH898774A patent/CH583916A5/xx not_active IP Right Cessation
- 1974-07-01 DE DE19742431482 patent/DE2431482C3/de not_active Expired
- 1974-07-01 GB GB2911274A patent/GB1442490A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2119535A (en) * | 1982-05-05 | 1983-11-16 | Racal Res Ltd | Liquid crystal displays |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2431482C3 (de) | 1980-05-29 |
| NL7408743A (nl) | 1975-01-02 |
| NL163026B (nl) | 1980-02-15 |
| CA1056044A (en) | 1979-06-05 |
| CH583916A5 (enrdf_load_stackoverflow) | 1977-01-14 |
| DE2431482B2 (de) | 1979-09-13 |
| NL163026C (nl) | 1980-07-15 |
| FR2235380B1 (enrdf_load_stackoverflow) | 1979-04-20 |
| DE2431482A1 (de) | 1975-01-23 |
| FR2235380A1 (enrdf_load_stackoverflow) | 1975-01-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |