ATE125957T1 - Chiralsmektische flüssigkristallvorrichtung. - Google Patents
Chiralsmektische flüssigkristallvorrichtung.Info
- Publication number
- ATE125957T1 ATE125957T1 AT90108755T AT90108755T ATE125957T1 AT E125957 T1 ATE125957 T1 AT E125957T1 AT 90108755 T AT90108755 T AT 90108755T AT 90108755 T AT90108755 T AT 90108755T AT E125957 T1 ATE125957 T1 AT E125957T1
- Authority
- AT
- Austria
- Prior art keywords
- liquid crystal
- fluorine
- crystal device
- containing polyimide
- chiralsmectic
- Prior art date
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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/1067—Wholly aromatic polyimides, i.e. having both tetracarboxylic and diamino moieties aromatically bound
- C08G73/1071—Wholly aromatic polyimides containing oxygen in the form of ether bonds in the main chain
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/1039—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors comprising halogen-containing substituents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/1067—Wholly aromatic polyimides, i.e. having both tetracarboxylic and diamino moieties aromatically bound
-
- 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
- G02F1/133723—Polyimide, polyamide-imide
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Nonlinear Science (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Spectroscopy & Molecular Physics (AREA)
Applications Claiming Priority (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1119607A JP2556582B2 (ja) | 1989-05-11 | 1989-05-11 | 液晶素子 |
JP1119611A JP2556586B2 (ja) | 1989-05-11 | 1989-05-11 | 液晶素子 |
JP1119608A JP2556583B2 (ja) | 1989-05-11 | 1989-05-11 | 液晶素子 |
JP1119605A JP2567092B2 (ja) | 1989-05-11 | 1989-05-11 | 液晶素子 |
JP1119610A JP2556585B2 (ja) | 1989-05-11 | 1989-05-11 | 液晶素子 |
JP1119609A JP2556584B2 (ja) | 1989-05-11 | 1989-05-11 | 液晶素子 |
JP1119606A JP2556581B2 (ja) | 1989-05-11 | 1989-05-11 | 液晶素子 |
JP1119612A JP2556587B2 (ja) | 1989-05-11 | 1989-05-11 | 液晶素子 |
JP2100769A JP2567128B2 (ja) | 1990-04-17 | 1990-04-17 | 液晶素子 |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE125957T1 true ATE125957T1 (de) | 1995-08-15 |
Family
ID=27577314
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT90108755T ATE125957T1 (de) | 1989-05-11 | 1990-05-09 | Chiralsmektische flüssigkristallvorrichtung. |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0397153B1 (de) |
KR (1) | KR940004568B1 (de) |
AT (1) | ATE125957T1 (de) |
DE (1) | DE69021258T2 (de) |
ES (1) | ES2076252T3 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2799217B2 (ja) * | 1990-03-30 | 1998-09-17 | 財団法人相模中央化学研究所 | 含フッ素ジアミノベンゼン誘導体およびポリイミド |
US5449741A (en) * | 1990-09-28 | 1995-09-12 | Nippon Telegraph And Telephone Corporation | Polyimide optical material |
CA2052368C (en) * | 1990-09-28 | 1998-09-15 | Shinji Ando | Perfluorinated polyimide, perfluorinated poly(amic acid), starting compounds therefor, and methods for preparing them |
US5186985A (en) * | 1991-04-04 | 1993-02-16 | E. I. Du Pont De Nemours And Company | Liquid crystal displays of high tilt bias angles |
DE4338348B4 (de) * | 1992-11-19 | 2006-05-11 | Merck Patent Gmbh | 2,6-Disubstituierte Benzotrifluoride |
CN108997286B (zh) * | 2018-09-03 | 2020-07-07 | 吉林大学 | 一种全氟取代二酐及其制备方法和在制备聚酰亚胺中的应用 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2174399B (en) * | 1985-03-10 | 1988-05-18 | Nitto Electric Ind Co | Colorless transparent polyimide shaped articles and their production |
EP0231781B1 (de) * | 1986-01-22 | 1992-04-01 | Hitachi, Ltd. | Flüssigkristallanzeigeelement |
-
1990
- 1990-05-09 DE DE69021258T patent/DE69021258T2/de not_active Expired - Fee Related
- 1990-05-09 EP EP90108755A patent/EP0397153B1/de not_active Expired - Lifetime
- 1990-05-09 ES ES90108755T patent/ES2076252T3/es not_active Expired - Lifetime
- 1990-05-09 AT AT90108755T patent/ATE125957T1/de not_active IP Right Cessation
- 1990-05-11 KR KR1019900006706A patent/KR940004568B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ES2076252T3 (es) | 1995-11-01 |
EP0397153A2 (de) | 1990-11-14 |
EP0397153A3 (de) | 1991-02-27 |
KR900018721A (ko) | 1990-12-22 |
DE69021258T2 (de) | 1996-02-08 |
EP0397153B1 (de) | 1995-08-02 |
KR940004568B1 (ko) | 1994-05-25 |
DE69021258D1 (de) | 1995-09-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |