IE59619B1 - Enhanced scattering in voltage sensitive encapsulated liquid crystal - Google Patents
Enhanced scattering in voltage sensitive encapsulated liquid crystalInfo
- Publication number
- IE59619B1 IE59619B1 IE68984A IE68984A IE59619B1 IE 59619 B1 IE59619 B1 IE 59619B1 IE 68984 A IE68984 A IE 68984A IE 68984 A IE68984 A IE 68984A IE 59619 B1 IE59619 B1 IE 59619B1
- Authority
- IE
- Ireland
- Prior art keywords
- liquid crystal
- crystal material
- light
- support
- medium
- Prior art date
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 330
- 238000000034 method Methods 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims description 287
- 230000005684 electric field Effects 0.000 claims description 40
- 230000003287 optical effect Effects 0.000 claims description 38
- 239000000839 emulsion Substances 0.000 claims description 32
- 239000000654 additive Substances 0.000 claims description 20
- 239000004988 Nematic liquid crystal Substances 0.000 claims description 19
- 230000000996 additive effect Effects 0.000 claims description 19
- 230000000694 effects Effects 0.000 claims description 19
- 238000002156 mixing Methods 0.000 claims description 13
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical group ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 8
- 230000004044 response Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000004094 surface-active agent Substances 0.000 claims description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- 239000013078 crystal Substances 0.000 claims description 3
- 230000001066 destructive effect Effects 0.000 claims description 3
- 239000002736 nonionic surfactant Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000002609 medium Substances 0.000 description 124
- 239000002775 capsule Substances 0.000 description 93
- 229920002451 polyvinyl alcohol Polymers 0.000 description 27
- 239000004372 Polyvinyl alcohol Substances 0.000 description 15
- 238000005286 illumination Methods 0.000 description 13
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 description 12
- 239000000975 dye Substances 0.000 description 12
- 230000003098 cholesteric effect Effects 0.000 description 9
- 229920002799 BoPET Polymers 0.000 description 8
- 239000005041 Mylar™ Substances 0.000 description 8
- 239000007787 solid Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000006096 absorbing agent Substances 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 6
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 6
- 230000010287 polarization Effects 0.000 description 6
- 230000000007 visual effect Effects 0.000 description 6
- 239000011521 glass Substances 0.000 description 5
- -1 Pentylphenylmethoxy Benzoate Pentylphenylpentyloxy Benzoate Cyanophenylpentyl Benzoate Cyanophenylheptyl Benzoate Cyanophenylpentyloxy Benzoate Cyanophenylheptyloxy Benzoate Chemical compound 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 229920000728 polyester Polymers 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 239000004990 Smectic liquid crystal Substances 0.000 description 3
- 235000010290 biphenyl Nutrition 0.000 description 3
- 239000004305 biphenyl Substances 0.000 description 3
- 238000005282 brightening Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 150000002148 esters Chemical class 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- UPBDXRPQPOWRKR-UHFFFAOYSA-N furan-2,5-dione;methoxyethene Chemical compound COC=C.O=C1OC(=O)C=C1 UPBDXRPQPOWRKR-UHFFFAOYSA-N 0.000 description 3
- 229920006267 polyester film Polymers 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 3
- 229910001887 tin oxide Inorganic materials 0.000 description 3
- OFYJAWGTTIIPIY-UHFFFAOYSA-N 5-phenyldecyl benzenecarboperoxoate Chemical compound C=1C=CC=CC=1C(CCCCC)CCCCOOC(=O)C1=CC=CC=C1 OFYJAWGTTIIPIY-UHFFFAOYSA-N 0.000 description 2
- 239000004986 Cholesteric liquid crystals (ChLC) Substances 0.000 description 2
- RJECHNNFRHZQKU-UHFFFAOYSA-N Oelsaeurecholesterylester Natural products C12CCC3(C)C(C(C)CCCC(C)C)CCC3C2CC=C2C1(C)CCC(OC(=O)CCCCCCCC=CCCCCCCCC)C2 RJECHNNFRHZQKU-UHFFFAOYSA-N 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- RJECHNNFRHZQKU-RMUVNZEASA-N cholesteryl oleate 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)CCCCCCC\C=C/CCCCCCCC)C1 RJECHNNFRHZQKU-RMUVNZEASA-N 0.000 description 2
- 239000003599 detergent Substances 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- UISXVYOLBGBYCV-UHFFFAOYSA-N (4-pentylphenyl) 4-methoxybenzoate Chemical compound C1=CC(CCCCC)=CC=C1OC(=O)C1=CC=C(OC)C=C1 UISXVYOLBGBYCV-UHFFFAOYSA-N 0.000 description 1
- WLWXMVXKKLVTSN-UHFFFAOYSA-N (5-cyano-5-phenylpentyl) benzoate Chemical compound C=1C=CC=CC=1C(=O)OCCCCC(C#N)C1=CC=CC=C1 WLWXMVXKKLVTSN-UHFFFAOYSA-N 0.000 description 1
- ZUDYKHIUUNIJDO-UHFFFAOYSA-N (7-cyano-7-phenylheptyl) benzoate Chemical compound C=1C=CC=CC=1C(=O)OCCCCCCC(C#N)C1=CC=CC=C1 ZUDYKHIUUNIJDO-UHFFFAOYSA-N 0.000 description 1
- ZPMQXRQDQLGADR-UHFFFAOYSA-N 1-phenylhexyl benzenecarboperoxoate Chemical compound C=1C=CC=CC=1C(CCCCC)OOC(=O)C1=CC=CC=C1 ZPMQXRQDQLGADR-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical group OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229920006384 Airco Polymers 0.000 description 1
- 241000282461 Canis lupus Species 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229940096529 carboxypolymethylene Drugs 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009963 fulling Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- XJRBAMWJDBPFIM-UHFFFAOYSA-N methyl vinyl ether Chemical compound COC=C XJRBAMWJDBPFIM-UHFFFAOYSA-N 0.000 description 1
- 239000012120 mounting media Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920001444 polymaleic acid Polymers 0.000 description 1
- 229920002620 polyvinyl fluoride Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000006903 response to temperature Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000009736 wetting 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
- C09K19/36—Steroidal liquid crystal compounds
-
- 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
- C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
- C09K19/54—Additives having no specific mesophase characterised by their chemical composition
- C09K19/542—Macromolecular compounds
- C09K19/544—Macromolecular compounds as dispersing or encapsulating medium around the liquid crystal
-
- 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
- C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
- C09K19/60—Pleochroic dyes
-
- 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
- C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
- C09K2019/528—Surfactants
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/477,242 US4616903A (en) | 1981-09-16 | 1983-03-21 | Encapsulated liquid crystal and method |
| US06/477,138 US4606611A (en) | 1981-09-16 | 1983-03-21 | Enhanced scattering in voltage sensitive encapsulated liquid crystal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE840689L IE840689L (en) | 1984-09-21 |
| IE59619B1 true IE59619B1 (en) | 1994-03-09 |
Family
ID=27045438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE68984A IE59619B1 (en) | 1983-03-21 | 1984-03-20 | Enhanced scattering in voltage sensitive encapsulated liquid crystal |
Country Status (5)
| Country | Link |
|---|---|
| FI (1) | FI89311C (fi) |
| IE (1) | IE59619B1 (fi) |
| MX (1) | MX163255B (fi) |
| NO (1) | NO173078C (fi) |
| NZ (1) | NZ207420A (fi) |
-
1984
- 1984-03-07 NZ NZ20742084A patent/NZ207420A/en unknown
- 1984-03-15 MX MX20068184A patent/MX163255B/es unknown
- 1984-03-19 FI FI841091A patent/FI89311C/fi not_active IP Right Cessation
- 1984-03-20 IE IE68984A patent/IE59619B1/en not_active IP Right Cessation
- 1984-03-20 NO NO841067A patent/NO173078C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI841091A0 (fi) | 1984-03-19 |
| NO173078C (no) | 1993-10-20 |
| NO173078B (no) | 1993-07-12 |
| MX163255B (es) | 1992-03-24 |
| NZ207420A (en) | 1988-02-12 |
| FI89311B (fi) | 1993-05-31 |
| NO841067L (no) | 1984-09-24 |
| IE840689L (en) | 1984-09-21 |
| FI841091A (fi) | 1984-09-22 |
| FI89311C (fi) | 1993-09-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK9A | Patent expired |