CA1336858C - Matieres polarisant la lumiere et suspensions de ces matieres - Google Patents

Matieres polarisant la lumiere et suspensions de ces matieres

Info

Publication number: CA1336858C
Authority: CA; Canada
Prior art keywords: light; polarizing; particles; iodine; acid
Prior art date: 1986-09-30
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 - Lifetime

Application number

CA000602176A

Other languages

English (en)

Inventor

Robert L. Saxe

Robert I. Thompson

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.)

Research Frontiers Inc

Original Assignee

Research Frontiers Inc

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.)

1986-09-30

Filing date

1989-06-08

Publication date

1995-09-05

1989-02-10 Priority to US07/309,693 priority Critical patent/US4877313A/en

1989-06-08 Application filed by Research Frontiers Inc filed Critical Research Frontiers Inc

1989-06-08 Priority to CA000602176A priority patent/CA1336858C/fr

1989-10-27 Priority to US07/428,103 priority patent/US5002701A/en

1989-10-27 Priority claimed from US07/428,103 external-priority patent/US5002701A/en

1990-11-02 Priority to US07/608,534 priority patent/US5130057A/en

1995-09-05 Application granted granted Critical

1995-09-05 Publication of CA1336858C publication Critical patent/CA1336858C/fr

2012-09-05 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

239000000725 suspension Substances 0.000 title claims abstract description 30
239000000463 material Substances 0.000 title claims abstract description 29
150000001875 compounds Chemical class 0.000 claims abstract description 22
PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 claims abstract description 9
239000002253 acid Substances 0.000 claims abstract description 8
239000006194 liquid suspension Substances 0.000 claims abstract description 8
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims abstract description 6
229910001508 alkali metal halide Inorganic materials 0.000 claims abstract description 6
150000001340 alkali metals Chemical class 0.000 claims abstract description 6
229910001615 alkaline earth metal halide Inorganic materials 0.000 claims abstract description 6
239000002245 particle Substances 0.000 claims description 28
150000004820 halides Chemical class 0.000 claims description 10
LOAUVZALPPNFOQ-UHFFFAOYSA-N quinaldic acid Chemical compound C1=CC=CC2=NC(C(=O)O)=CC=C21 LOAUVZALPPNFOQ-UHFFFAOYSA-N 0.000 claims description 8
125000000217 alkyl group Chemical group 0.000 claims description 7
XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 claims description 7
-1 carboxy, hydroxy, 2-pyridyl Chemical group 0.000 claims description 6
239000007788 liquid Substances 0.000 claims description 6
125000004432 carbon atom Chemical group C* 0.000 claims description 5
125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 5
UBQKCCHYAOITMY-UHFFFAOYSA-N pyridin-2-ol Chemical compound OC1=CC=CC=N1 UBQKCCHYAOITMY-UHFFFAOYSA-N 0.000 claims description 5
ROFVEXUMMXZLPA-UHFFFAOYSA-N Bipyridyl Chemical group N1=CC=CC=C1C1=CC=CC=N1 ROFVEXUMMXZLPA-UHFFFAOYSA-N 0.000 claims description 4
125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 4
NILQLFBWTXNUOE-UHFFFAOYSA-N 1-aminocyclopentanecarboxylic acid Chemical compound OC(=O)C1(N)CCCC1 NILQLFBWTXNUOE-UHFFFAOYSA-N 0.000 claims description 3
CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 claims description 3
125000002947 alkylene group Chemical group 0.000 claims description 3
HNYOPLTXPVRDBG-UHFFFAOYSA-N barbituric acid Chemical compound O=C1CC(=O)NC(=O)N1 HNYOPLTXPVRDBG-UHFFFAOYSA-N 0.000 claims description 3
SIOXPEMLGUPBBT-UHFFFAOYSA-N picolinic acid Chemical compound OC(=O)C1=CC=CC=N1 SIOXPEMLGUPBBT-UHFFFAOYSA-N 0.000 claims description 3
239000005725 8-Hydroxyquinoline Substances 0.000 claims description 2
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
125000002837 carbocyclic group Chemical group 0.000 claims description 2
229910052799 carbon Inorganic materials 0.000 claims description 2
YMAWOPBAYDPSLA-UHFFFAOYSA-N glycine anhydride Natural products [NH3+]CC(=O)NCC([O-])=O YMAWOPBAYDPSLA-UHFFFAOYSA-N 0.000 claims description 2
229910052739 hydrogen Inorganic materials 0.000 claims description 2
239000001257 hydrogen Substances 0.000 claims description 2
229960003540 oxyquinoline Drugs 0.000 claims description 2
229940081066 picolinic acid Drugs 0.000 claims description 2
BXRNXXXXHLBUKK-UHFFFAOYSA-N piperazine-2,5-dione Chemical compound O=C1CNC(=O)CN1 BXRNXXXXHLBUKK-UHFFFAOYSA-N 0.000 claims description 2
150000001805 chlorine compounds Chemical group 0.000 claims 1
MCJGNVYPOGVAJF-UHFFFAOYSA-N quinolin-8-ol Chemical compound C1=CN=C2C(O)=CC=CC2=C1 MCJGNVYPOGVAJF-UHFFFAOYSA-N 0.000 claims 1
230000000717 retained effect Effects 0.000 claims 1
KYQCOXFCLRTKLS-UHFFFAOYSA-N Pyrazine Chemical compound C1=CN=CC=N1 KYQCOXFCLRTKLS-UHFFFAOYSA-N 0.000 abstract 2
JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 abstract 2
SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 abstract 2
PCNDJXKNXGMECE-UHFFFAOYSA-N Phenazine Natural products C1=CC=CC2=NC3=CC=CC=C3N=C21 PCNDJXKNXGMECE-UHFFFAOYSA-N 0.000 abstract 1
CZPWVGJYEJSRLH-UHFFFAOYSA-N Pyrimidine Chemical compound C1=CN=CN=C1 CZPWVGJYEJSRLH-UHFFFAOYSA-N 0.000 abstract 1
125000002993 cycloalkylene group Chemical group 0.000 abstract 1
UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 abstract 1
229910052740 iodine Inorganic materials 0.000 description 27
239000011630 iodine Substances 0.000 description 27
ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 23
239000013078 crystal Substances 0.000 description 16
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 15
238000000034 method Methods 0.000 description 14
BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 12
150000001450 anions Chemical class 0.000 description 10
238000006243 chemical reaction Methods 0.000 description 10
MLFHJEHSLIIPHL-UHFFFAOYSA-N isoamyl acetate Chemical compound CC(C)CCOC(C)=O MLFHJEHSLIIPHL-UHFFFAOYSA-N 0.000 description 10
UNMYWSMUMWPJLR-UHFFFAOYSA-L Calcium iodide Chemical compound [Ca+2].[I-].[I-] UNMYWSMUMWPJLR-UHFFFAOYSA-L 0.000 description 7
229910001640 calcium iodide Inorganic materials 0.000 description 7
ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 description 6
229940093475 2-ethoxyethanol Drugs 0.000 description 6
239000002609 medium Substances 0.000 description 6
150000003839 salts Chemical class 0.000 description 6
239000012530 fluid Substances 0.000 description 5
239000000203 mixture Substances 0.000 description 5
NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 5
230000005855 radiation Effects 0.000 description 5
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
GRFNBEZIAWKNCO-UHFFFAOYSA-N 3-pyridinol Chemical compound OC1=CC=CN=C1 GRFNBEZIAWKNCO-UHFFFAOYSA-N 0.000 description 4
239000000020 Nitrocellulose Substances 0.000 description 4
239000004372 Polyvinyl alcohol Substances 0.000 description 4
230000008859 change Effects 0.000 description 4
229940125904 compound 1 Drugs 0.000 description 4
239000011521 glass Substances 0.000 description 4
229920001220 nitrocellulos Polymers 0.000 description 4
229920002451 polyvinyl alcohol Polymers 0.000 description 4
235000019422 polyvinyl alcohol Nutrition 0.000 description 4
230000008569 process Effects 0.000 description 4
239000000047 product Substances 0.000 description 4
239000002904 solvent Substances 0.000 description 4
OCLTZILENWBWIY-HKPQTANOSA-N (r)-[(2s,4s,5r)-5-ethenyl-1-azabicyclo[2.2.2]octan-2-yl]-(6-methoxyquinolin-4-yl)methanol;molecular iodine;sulfuric acid;dihydroiodide Chemical compound I.I.II.II.OS(O)(=O)=O.OS(O)(=O)=O.OS(O)(=O)=O.C([C@H]([C@H](C1)C=C)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OC)C=C21.C([C@H]([C@H](C1)C=C)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OC)C=C21.C([C@H]([C@H](C1)C=C)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OC)C=C21.C([C@H]([C@H](C1)C=C)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OC)C=C21 OCLTZILENWBWIY-HKPQTANOSA-N 0.000 description 3
BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 3
LOUPRKONTZGTKE-WZBLMQSHSA-N Quinine Chemical class C([C@H]([C@H](C1)C=C)C2)C[N@@]1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OC)C=C21 LOUPRKONTZGTKE-WZBLMQSHSA-N 0.000 description 3
230000005540 biological transmission Effects 0.000 description 3
230000015572 biosynthetic process Effects 0.000 description 3
229940046413 calcium iodide Drugs 0.000 description 3
230000015556 catabolic process Effects 0.000 description 3
238000006731 degradation reaction Methods 0.000 description 3
239000012046 mixed solvent Substances 0.000 description 3
VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
229920000642 polymer Polymers 0.000 description 3
WFJNHVWTKZUUTR-KODHJQJWSA-N (r)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]-quinolin-4-ylmethanol Chemical compound C1=CC=C2C([C@@H](O)[C@@H]3C[C@@H]4CCN3C[C@@H]4CC)=CC=NC2=C1 WFJNHVWTKZUUTR-KODHJQJWSA-N 0.000 description 2
KEVRVUAKQLMNFS-UHFFFAOYSA-N 2,2-dimethylpropyl 2,2-dimethylpropanoate Chemical compound CC(C)(C)COC(=O)C(C)(C)C KEVRVUAKQLMNFS-UHFFFAOYSA-N 0.000 description 2
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
YSMRWXYRXBRSND-UHFFFAOYSA-N TOTP Chemical compound CC1=CC=CC=C1OP(=O)(OC=1C(=CC=CC=1)C)OC1=CC=CC=C1C YSMRWXYRXBRSND-UHFFFAOYSA-N 0.000 description 2
229910001622 calcium bromide Inorganic materials 0.000 description 2
WGEFECGEFUFIQW-UHFFFAOYSA-L calcium dibromide Chemical group [Ca+2].[Br-].[Br-] WGEFECGEFUFIQW-UHFFFAOYSA-L 0.000 description 2
229910001424 calcium ion Inorganic materials 0.000 description 2
150000001768 cations Chemical class 0.000 description 2
229920002301 cellulose acetate Polymers 0.000 description 2
229920001577 copolymer Polymers 0.000 description 2
WFJNHVWTKZUUTR-UHFFFAOYSA-N dihydrocinchonidine Natural products C1=CC=C2C(C(O)C3CC4CCN3CC4CC)=CC=NC2=C1 WFJNHVWTKZUUTR-UHFFFAOYSA-N 0.000 description 2
239000000975 dye Substances 0.000 description 2
230000007613 environmental effect Effects 0.000 description 2
150000008282 halocarbons Chemical class 0.000 description 2
150000004694 iodide salts Chemical class 0.000 description 2
238000003475 lamination Methods 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
238000002156 mixing Methods 0.000 description 2
238000002360 preparation method Methods 0.000 description 2
239000013049 sediment Substances 0.000 description 2
NBUKAOOFKZFCGD-UHFFFAOYSA-N 2,2,3,3-tetrafluoropropan-1-ol Chemical compound OCC(F)(F)C(F)F NBUKAOOFKZFCGD-UHFFFAOYSA-N 0.000 description 1
IJLJDZOLZATUFK-UHFFFAOYSA-N 2,2-dimethylpropyl prop-2-enoate Chemical compound CC(C)(C)COC(=O)C=C IJLJDZOLZATUFK-UHFFFAOYSA-N 0.000 description 1
POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 description 1
125000004105 2-pyridyl group Chemical group N1=C([*])C([H])=C([H])C([H])=C1[H] 0.000 description 1
HBMHMDPAZWCIDM-UHFFFAOYSA-N 4-ethenyl-1h-pyridin-2-one Chemical compound OC1=CC(C=C)=CC=N1 HBMHMDPAZWCIDM-UHFFFAOYSA-N 0.000 description 1
SCIPFCNWPUYVKH-UHFFFAOYSA-N 4-ethenylpyridine-2-carboxylic acid Chemical compound OC(=O)C1=CC(C=C)=CC=N1 SCIPFCNWPUYVKH-UHFFFAOYSA-N 0.000 description 1
239000004382 Amylase Substances 0.000 description 1
102000013142 Amylases Human genes 0.000 description 1
108010065511 Amylases Proteins 0.000 description 1
UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical group [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
229920002160 Celluloid Polymers 0.000 description 1
235000001258 Cinchona calisaya Nutrition 0.000 description 1
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
241000013355 Mycteroperca interstitialis Species 0.000 description 1
CNCOEDDPFOAUMB-UHFFFAOYSA-N N-Methylolacrylamide Chemical compound OCNC(=O)C=C CNCOEDDPFOAUMB-UHFFFAOYSA-N 0.000 description 1
239000004698 Polyethylene Substances 0.000 description 1
229920002472 Starch Polymers 0.000 description 1
238000010521 absorption reaction Methods 0.000 description 1
239000000853 adhesive Substances 0.000 description 1
230000001070 adhesive effect Effects 0.000 description 1
229930013930 alkaloid Natural products 0.000 description 1
150000003797 alkaloid derivatives Chemical class 0.000 description 1
235000019418 amylase Nutrition 0.000 description 1
238000009835 boiling Methods 0.000 description 1
239000001110 calcium chloride Substances 0.000 description 1
229910001628 calcium chloride Inorganic materials 0.000 description 1
235000011148 calcium chloride Nutrition 0.000 description 1
KMPWYEUPVWOPIM-KODHJQJWSA-N cinchonidine Chemical compound C1=CC=C2C([C@H]([C@H]3[N@]4CC[C@H]([C@H](C4)C=C)C3)O)=CC=NC2=C1 KMPWYEUPVWOPIM-KODHJQJWSA-N 0.000 description 1
KMPWYEUPVWOPIM-UHFFFAOYSA-N cinchonidine Natural products C1=CC=C2C(C(C3N4CCC(C(C4)C=C)C3)O)=CC=NC2=C1 KMPWYEUPVWOPIM-UHFFFAOYSA-N 0.000 description 1
LOUPRKONTZGTKE-UHFFFAOYSA-N cinchonine Natural products C1C(C(C2)C=C)CCN2C1C(O)C1=CC=NC2=CC=C(OC)C=C21 LOUPRKONTZGTKE-UHFFFAOYSA-N 0.000 description 1
239000000084 colloidal system Substances 0.000 description 1
230000000052 comparative effect Effects 0.000 description 1
239000002178 crystalline material Substances 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
239000002612 dispersion medium Substances 0.000 description 1
230000005684 electric field Effects 0.000 description 1
238000001125 extrusion Methods 0.000 description 1
238000001914 filtration Methods 0.000 description 1
238000005984 hydrogenation reaction Methods 0.000 description 1
QAOWNCQODCNURD-UHFFFAOYSA-M hydrogensulfate Chemical compound OS([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-M 0.000 description 1
230000006872 improvement Effects 0.000 description 1
229910001505 inorganic iodide Inorganic materials 0.000 description 1
239000004973 liquid crystal related substance Substances 0.000 description 1
239000011159 matrix material Substances 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000002184 metal Substances 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
239000000178 monomer Substances 0.000 description 1
229910052757 nitrogen Inorganic materials 0.000 description 1
125000004433 nitrogen atom Chemical group N* 0.000 description 1
230000003287 optical effect Effects 0.000 description 1
AICOOMRHRUFYCM-ZRRPKQBOSA-N oxazine, 1 Chemical compound C([C@@H]1[C@H](C(C[C@]2(C)[C@@H]([C@H](C)N(C)C)[C@H](O)C[C@]21C)=O)CC1=CC2)C[C@H]1[C@@]1(C)[C@H]2N=C(C(C)C)OC1 AICOOMRHRUFYCM-ZRRPKQBOSA-N 0.000 description 1
239000004014 plasticizer Substances 0.000 description 1
229920000573 polyethylene Polymers 0.000 description 1
230000001681 protective effect Effects 0.000 description 1
229960000948 quinine Drugs 0.000 description 1
229960001463 quinine bisulfate Drugs 0.000 description 1
RONWGALEIBILOG-VMJVVOMYSA-N quinine sulfate Chemical compound [H+].[H+].[O-]S([O-])(=O)=O.C([C@H]([C@H](C1)C=C)C2)C[N@@]1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OC)C=C21.C([C@H]([C@H](C1)C=C)C2)C[N@@]1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OC)C=C21 RONWGALEIBILOG-VMJVVOMYSA-N 0.000 description 1
239000000376 reactant Substances 0.000 description 1
230000004044 response Effects 0.000 description 1
238000005096 rolling process Methods 0.000 description 1
239000007787 solid Substances 0.000 description 1
241000894007 species Species 0.000 description 1
239000003381 stabilizer Substances 0.000 description 1
239000008107 starch Substances 0.000 description 1
235000019698 starch Nutrition 0.000 description 1
238000003756 stirring Methods 0.000 description 1
239000006228 supernatant Substances 0.000 description 1
229920002554 vinyl polymer Polymers 0.000 description 1

Classifications

- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
- G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/08—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of polarising materials
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
- 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
- G02F1/17—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 variable-absorption elements not provided for in groups G02F1/015 - G02F1/169
- G02F1/172—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 variable-absorption elements not provided for in groups G02F1/015 - G02F1/169 based on a suspension of orientable dipolar particles, e.g. suspended particles displays

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Nonlinear Science (AREA)
Polarising Elements (AREA)

CA000602176A 1985-06-10 1989-06-08 Matieres polarisant la lumiere et suspensions de ces matieres Expired - Lifetime CA1336858C (fr)

Priority Applications (4)

Application Number	Priority Date	Filing Date	Title
US07/309,693 US4877313A (en)	1986-09-30	1989-02-10	Light-polarizing materials and suspensions thereof
CA000602176A CA1336858C (fr)	1986-09-30	1989-06-08	Matieres polarisant la lumiere et suspensions de ces matieres
US07/428,103 US5002701A (en)	1989-02-10	1989-10-27	Light polarizing materials and suspensions thereof
US07/608,534 US5130057A (en)	1985-06-10	1990-11-02	Light polarizing materials and suspensions thereof

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US91351686A	1986-09-30	1986-09-30
CA000602176A CA1336858C (fr)	1986-09-30	1989-06-08	Matieres polarisant la lumiere et suspensions de ces matieres
US07/428,103 US5002701A (en)	1989-02-10	1989-10-27	Light polarizing materials and suspensions thereof

Publications (1)

Publication Number	Publication Date
CA1336858C true CA1336858C (fr)	1995-09-05

Family

ID=27168347

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000602176A Expired - Lifetime CA1336858C (fr)	1985-06-10	1989-06-08	Matieres polarisant la lumiere et suspensions de ces matieres

Country Status (1)

Country	Link
CA (1)	CA1336858C (fr)

1989
- 1989-06-08 CA CA000602176A patent/CA1336858C/fr not_active Expired - Lifetime

Legal Events

Date	Code	Title	Description
2012-09-05	MKEX	Expiry
2023-05-26	MKEX	Expiry	Effective date: 20120905

Publication	Publication Date	Title
US4877313A (en)	1989-10-31	Light-polarizing materials and suspensions thereof
CA2027349C (fr)	2001-02-06	Matieres photopolarisantes et substances contenant ces matieres en suspension
CA2065500C (fr)	2004-11-23	Produits a base de derives de l'acide quinaldique polarisant la lumiere
US4422963A (en)	1983-12-27	Light valve polarizing materials and suspensions thereof
US4270841A (en)	1981-06-02	Light valve containing suspension of perhalide of alkaloid acid salt
US5130057A (en)	1992-07-14	Light polarizing materials and suspensions thereof
US6606185B2 (en)	2003-08-12	SPD films and light valves comprising liquid suspensions of heat-reflective particles of mixed metal oxides and methods of making such particles
EP0403711B1 (fr)	1993-12-08	Matières polarisant la lumière et suspensions de telles matières
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