DE2264147A1 - Fluessigkristallmaterialien und daraus erzeugte vorrichtungen - Google Patents
Fluessigkristallmaterialien und daraus erzeugte vorrichtungenInfo
- Publication number
- DE2264147A1 DE2264147A1 DE19722264147 DE2264147A DE2264147A1 DE 2264147 A1 DE2264147 A1 DE 2264147A1 DE 19722264147 DE19722264147 DE 19722264147 DE 2264147 A DE2264147 A DE 2264147A DE 2264147 A1 DE2264147 A1 DE 2264147A1
- Authority
- DE
- Germany
- Prior art keywords
- liquid crystal
- crystal material
- cholesteric liquid
- cholesteric
- layer
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 title claims description 101
- 239000004973 liquid crystal related substance Substances 0.000 title claims description 39
- 239000004986 Cholesteric liquid crystals (ChLC) Substances 0.000 claims description 37
- 230000000694 effects Effects 0.000 claims description 22
- 239000004988 Nematic liquid crystal Substances 0.000 claims description 20
- 230000005684 electric field Effects 0.000 claims description 10
- 239000004020 conductor Substances 0.000 claims description 8
- 230000003098 cholesteric effect Effects 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 4
- 239000002262 Schiff base Substances 0.000 claims description 3
- 150000004753 Schiff bases Chemical class 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000002585 base Substances 0.000 claims description 2
- 235000010290 biphenyl Nutrition 0.000 claims description 2
- 239000004305 biphenyl Substances 0.000 claims description 2
- 238000007688 edging Methods 0.000 claims description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 claims description 2
- 239000007921 spray Substances 0.000 claims description 2
- -1 biphenyl compound Chemical class 0.000 claims 1
- 125000004093 cyano group Chemical group *C#N 0.000 claims 1
- 238000005516 engineering process Methods 0.000 claims 1
- 239000004615 ingredient Substances 0.000 claims 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims 1
- 239000011521 glass Substances 0.000 description 15
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 9
- 229910001887 tin oxide Inorganic materials 0.000 description 9
- 239000013598 vector Substances 0.000 description 5
- 125000000217 alkyl group Chemical group 0.000 description 3
- FEIWNULTQYHCDN-UHFFFAOYSA-N mbba Chemical compound C1=CC(CCCC)=CC=C1N=CC1=CC=C(OC)C=C1 FEIWNULTQYHCDN-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000007865 diluting Methods 0.000 description 2
- 239000011344 liquid material Substances 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 229920003319 Araldite® Polymers 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 125000006267 biphenyl group Chemical group 0.000 description 1
- HVYWMOMLDIMFJA-DPAQBDIFSA-N cholesterol group Chemical group [C@@H]1(CC[C@H]2[C@@H]3CC=C4C[C@@H](O)CC[C@]4(C)[C@H]3CC[C@]12C)[C@H](C)CCCC(C)C HVYWMOMLDIMFJA-DPAQBDIFSA-N 0.000 description 1
- WCLNGBQPTVENHV-MKQVXYPISA-N cholesteryl nonanoate Chemical compound C([C@@H]12)C[C@]3(C)[C@@H]([C@H](C)CCCC(C)C)CC[C@H]3[C@@H]1CC=C1[C@]2(C)CC[C@H](OC(=O)CCCCCCCC)C1 WCLNGBQPTVENHV-MKQVXYPISA-N 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
- C09K19/48—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing Schiff bases
-
- 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
- G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/13731—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on a field-induced phase transition
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Liquid Crystal Substances (AREA)
- Liquid Crystal (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB6030471A GB1410329A (en) | 1971-12-29 | 1971-12-29 | Liquid crystal devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2264147A1 true DE2264147A1 (de) | 1973-07-12 |
Family
ID=10485398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722264147 Pending DE2264147A1 (de) | 1971-12-29 | 1972-12-29 | Fluessigkristallmaterialien und daraus erzeugte vorrichtungen |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS4874858A (enrdf_load_stackoverflow) |
| CH (1) | CH556077A (enrdf_load_stackoverflow) |
| DE (1) | DE2264147A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2169901A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1410329A (enrdf_load_stackoverflow) |
| NL (1) | NL7217839A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2207758A1 (en) * | 1972-11-09 | 1974-06-21 | United Kingdom Government | Liquid crystal material - comprising two or more benzene rings para substd at both ends of the chain |
| US4505548A (en) * | 1980-10-20 | 1985-03-19 | At&T Bell Laboratories | Bistable liquid crystal twist cell |
-
1971
- 1971-12-29 GB GB6030471A patent/GB1410329A/en not_active Expired
-
1972
- 1972-12-28 JP JP401473A patent/JPS4874858A/ja active Pending
- 1972-12-29 NL NL7217839A patent/NL7217839A/xx unknown
- 1972-12-29 DE DE19722264147 patent/DE2264147A1/de active Pending
- 1972-12-29 CH CH1901472A patent/CH556077A/xx not_active IP Right Cessation
- 1972-12-29 FR FR7247037A patent/FR2169901A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR2169901A1 (enrdf_load_stackoverflow) | 1973-09-14 |
| JPS4874858A (enrdf_load_stackoverflow) | 1973-10-09 |
| GB1410329A (en) | 1975-10-15 |
| CH556077A (de) | 1974-11-15 |
| NL7217839A (enrdf_load_stackoverflow) | 1973-07-03 |
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