FR2463799A1 - Composition a base de cristal liquide pour dispositif electro-optique - Google Patents
Composition a base de cristal liquide pour dispositif electro-optique Download PDFInfo
- Publication number
- FR2463799A1 FR2463799A1 FR8016622A FR8016622A FR2463799A1 FR 2463799 A1 FR2463799 A1 FR 2463799A1 FR 8016622 A FR8016622 A FR 8016622A FR 8016622 A FR8016622 A FR 8016622A FR 2463799 A1 FR2463799 A1 FR 2463799A1
- Authority
- FR
- France
- Prior art keywords
- anthraquinone
- composition according
- formula
- group
- dye
- 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.)
- Granted
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 47
- 239000004973 liquid crystal related substance Substances 0.000 title claims description 28
- 150000001875 compounds Chemical class 0.000 claims abstract description 31
- -1 AMINO GROUP Chemical group 0.000 claims abstract description 9
- 239000000975 dye Substances 0.000 claims description 22
- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 claims description 15
- 150000004056 anthraquinones Chemical class 0.000 claims description 14
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 10
- 239000001000 anthraquinone dye Substances 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 8
- 125000000217 alkyl group Chemical group 0.000 claims description 6
- RZVHIXYEVGDQDX-UHFFFAOYSA-N 9,10-anthraquinone Chemical group C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 claims description 4
- 230000003098 cholesteric effect Effects 0.000 claims description 4
- 125000004122 cyclic group Chemical group 0.000 claims description 4
- 125000005843 halogen group Chemical group 0.000 claims description 4
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 claims description 3
- 125000001424 substituent group Chemical group 0.000 claims description 3
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical group SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 claims description 2
- LXXHEFDXGQNZGV-UHFFFAOYSA-N NC1=C(C(=C2C=C3C(C=CC(=C3C=C2C1=O)O)=O)O)N Chemical compound NC1=C(C(=C2C=C3C(C=CC(=C3C=C2C1=O)O)=O)O)N LXXHEFDXGQNZGV-UHFFFAOYSA-N 0.000 claims description 2
- 239000004988 Nematic liquid crystal Substances 0.000 claims description 2
- 239000013543 active substance Substances 0.000 claims description 2
- 125000003545 alkoxy group Chemical group 0.000 claims description 2
- 125000003277 amino group Chemical group 0.000 claims description 2
- 125000003118 aryl group Chemical group 0.000 claims description 2
- AZQWKYJCGOJGHM-UHFFFAOYSA-N 1,4-benzoquinone Chemical compound O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 claims 2
- YXPSFIWVUKQCQB-UHFFFAOYSA-N 2,3-diaminoanthracene-1,4-dione Chemical compound C1=CC=C2C=C(C(C(N)=C(N)C3=O)=O)C3=CC2=C1 YXPSFIWVUKQCQB-UHFFFAOYSA-N 0.000 claims 1
- MCCNAVROTKFXJW-UHFFFAOYSA-N NC1=C(C(C2=CC3=CC=CC(C3=CC2=C1)=O)=O)N Chemical compound NC1=C(C(C2=CC3=CC=CC(C3=CC2=C1)=O)=O)N MCCNAVROTKFXJW-UHFFFAOYSA-N 0.000 claims 1
- 150000004985 diamines Chemical class 0.000 claims 1
- 230000001939 inductive effect Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 3
- RGCKGOZRHPZPFP-UHFFFAOYSA-N alizarin Chemical compound C1=CC=C2C(=O)C3=C(O)C(O)=CC=C3C(=O)C2=C1 RGCKGOZRHPZPFP-UHFFFAOYSA-N 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical group [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 16
- 238000005259 measurement Methods 0.000 description 7
- 150000002148 esters Chemical class 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000002244 precipitate Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 3
- IGARGHRYKHJQSM-UHFFFAOYSA-N cyclohexylbenzene Chemical compound C1CCCCC1C1=CC=CC=C1 IGARGHRYKHJQSM-UHFFFAOYSA-N 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- IIHQNAXFIODVDU-UHFFFAOYSA-N pyrimidine-2-carbonitrile Chemical class N#CC1=NC=CC=N1 IIHQNAXFIODVDU-UHFFFAOYSA-N 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 2
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 2
- 239000004327 boric acid Substances 0.000 description 2
- YFNONBGXNFCTMM-UHFFFAOYSA-N butoxybenzene Chemical compound CCCCOC1=CC=CC=C1 YFNONBGXNFCTMM-UHFFFAOYSA-N 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- HVYWMOMLDIMFJA-DPAQBDIFSA-N cholesterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HVYWMOMLDIMFJA-DPAQBDIFSA-N 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 229940125904 compound 1 Drugs 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000000600 sorbitol Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- SZUVGFMDDVSKSI-WIFOCOSTSA-N (1s,2s,3s,5r)-1-(carboxymethyl)-3,5-bis[(4-phenoxyphenyl)methyl-propylcarbamoyl]cyclopentane-1,2-dicarboxylic acid Chemical compound O=C([C@@H]1[C@@H]([C@](CC(O)=O)([C@H](C(=O)N(CCC)CC=2C=CC(OC=3C=CC=CC=3)=CC=2)C1)C(O)=O)C(O)=O)N(CCC)CC(C=C1)=CC=C1OC1=CC=CC=C1 SZUVGFMDDVSKSI-WIFOCOSTSA-N 0.000 description 1
- 239000005711 Benzoic acid Substances 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241001331845 Equus asinus x caballus Species 0.000 description 1
- 241001314285 Lymantria monacha Species 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- CZPWVGJYEJSRLH-UHFFFAOYSA-N Pyrimidine Chemical compound C1=CN=CN=C1 CZPWVGJYEJSRLH-UHFFFAOYSA-N 0.000 description 1
- 101100386054 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) CYS3 gene Proteins 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 125000005036 alkoxyphenyl group Chemical group 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000000987 azo dye Substances 0.000 description 1
- 235000010233 benzoic acid Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 235000012000 cholesterol Nutrition 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 229940126543 compound 14 Drugs 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000021615 conjugation Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 150000001916 cyano esters Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 235000019239 indanthrene blue RS Nutrition 0.000 description 1
- UHOKSCJSTAHBSO-UHFFFAOYSA-N indanthrone blue Chemical compound C1=CC=C2C(=O)C3=CC=C4NC5=C6C(=O)C7=CC=CC=C7C(=O)C6=CC=C5NC4=C3C(=O)C2=C1 UHOKSCJSTAHBSO-UHFFFAOYSA-N 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- CSMWJXBSXGUPGY-UHFFFAOYSA-L sodium dithionate Chemical compound [Na+].[Na+].[O-]S(=O)(=O)S([O-])(=O)=O CSMWJXBSXGUPGY-UHFFFAOYSA-L 0.000 description 1
- 229940075931 sodium dithionate Drugs 0.000 description 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 101150035983 str1 gene Proteins 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 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
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
- C09B1/50—Amino-hydroxy-anthraquinones; Ethers and esters thereof
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
- C09B1/16—Amino-anthraquinones
- C09B1/20—Preparation from starting materials already containing the anthracene nucleus
-
- 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
- C09K19/603—Anthroquinonic
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH754379A CH641828A5 (fr) | 1979-08-17 | 1979-08-17 | Composition a base de cristal liquide pour dispositif electro-optique. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2463799A1 true FR2463799A1 (fr) | 1981-02-27 |
| FR2463799B1 FR2463799B1 (enExample) | 1984-06-08 |
Family
ID=4326791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8016622A Granted FR2463799A1 (fr) | 1979-08-17 | 1980-07-24 | Composition a base de cristal liquide pour dispositif electro-optique |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4376715A (enExample) |
| JP (1) | JPS5632578A (enExample) |
| CH (1) | CH641828A5 (enExample) |
| DE (1) | DE3028593C2 (enExample) |
| FR (1) | FR2463799A1 (enExample) |
| GB (1) | GB2061994B (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0054217A1 (de) * | 1980-12-12 | 1982-06-23 | Bayer Ag | Anthrachinonfarbstoffe, Verfahren zu ihrer Herstellung, ihre Verwendung sowie flüssigkristalline Materialien enthaltend Anthrachinonfarbstoffe |
| EP0075173A3 (en) * | 1981-09-18 | 1983-09-21 | Bayer Ag | Anthraquinone dyes |
Families Citing this family (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4304683A (en) * | 1979-03-16 | 1981-12-08 | Mitsui Toatsu Chemicals, Inc. | Composition for liquid crystal color display element |
| US4360447A (en) * | 1979-03-16 | 1982-11-23 | Mitsui Toatsu Chemicals, Inc. | Composition for liquid crystal color display elements |
| DE2938132A1 (de) * | 1979-09-20 | 1981-04-09 | Bayer Ag, 5090 Leverkusen | Fluoreszenzfarbstoffe, verfahren zu ihrer herstellung sowie ihre verwendung als laserfarbstoffe |
| CH642393A5 (fr) | 1979-10-02 | 1984-04-13 | Ebauches Sa | Composition a base de cristal liquide pour dispositif electro-optique. |
| GB2065695B (en) * | 1979-10-12 | 1984-07-25 | Hitachi Ltd | Guest-host type liquid crystal composition and liquid crystal display device using the same |
| JPS56100885A (en) * | 1980-01-17 | 1981-08-13 | Mitsui Toatsu Chem Inc | Composition for liquid crystal color display |
| DE3007198A1 (de) * | 1980-02-26 | 1981-09-03 | Siemens AG, 1000 Berlin und 8000 München | Pleochroitischer anthrachinon-farbstoff, verfahren zu seiner herstellung und verwendung des farbstoffs |
| DE3014933A1 (de) * | 1980-04-18 | 1981-10-29 | Bayer Ag, 5090 Leverkusen | Fluessigkristalline materialien enthaltend anthrachinonfarbstoffe |
| EP0043904A3 (de) * | 1980-07-10 | 1982-03-31 | F. HOFFMANN-LA ROCHE & CO. Aktiengesellschaft | Farbstoffhaltige Mischungen, neue Farbstoffe und deren Verwendung in Flüssigkristallmischungen |
| US4405211A (en) * | 1980-07-29 | 1983-09-20 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland | Liquid crystal compositions with pleochroic anthraquinone dyes |
| US4391489A (en) * | 1980-07-29 | 1983-07-05 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland | Liquid crystal materials containing pleochroic anthraquinone dyes |
| US4457859A (en) * | 1980-07-31 | 1984-07-03 | Ivaschenko Alexandr V | Mesomorphic material containing 2,2'-azoimidazole compounds containing 1,1'-benzylideneamino substituents |
| JPS5755984A (en) * | 1980-09-22 | 1982-04-03 | Hitachi Ltd | Liquid crystal composition |
| DE3036896A1 (de) * | 1980-09-30 | 1982-04-15 | Siemens AG, 1000 Berlin und 8000 München | Fluessigkristallgemisch mit einem pleochroitischen anthrachinon-farbstoff und verfahren zur herstellung eines solchen farbstoffes |
| DE3036895C2 (de) * | 1980-09-30 | 1985-07-11 | Merck Patent Gmbh, 6100 Darmstadt | Pleochroitischer Anthrachinon-Farbstoff und Herstellungsverfahren für einen solchen Farbstoff sowie seine Verwendung in einer Flüssigkristallmischung |
| DE3040102A1 (de) * | 1980-10-24 | 1982-06-03 | Merck Patent Gmbh, 6100 Darmstadt | Dichroitische anthrachinonfarbstoffe, diese enthaltende fluessigkristalline dielektrika und elektrooptisches anzeigeelement |
| DE3167759D1 (en) * | 1981-01-10 | 1985-01-24 | Basf Ag | Dyes for liquid crystal mixtures |
| JPS57126879A (en) * | 1981-01-12 | 1982-08-06 | Sumitomo Chem Co Ltd | Liquid crystal display element |
| DE3201120A1 (de) * | 1981-01-17 | 1982-10-21 | Hitachi, Ltd., Tokyo | Fluessigkristall-zusammensetzung |
| JPS57155282A (en) * | 1981-03-20 | 1982-09-25 | Mitsubishi Chem Ind Ltd | Liquid crystal composition |
| DE3126108A1 (de) * | 1981-07-02 | 1983-01-20 | Merck Patent Gmbh, 6100 Darmstadt | "fluessigkristallines dielektrikum, neue dichroitische naphthochinonfarbstoffe und elektrooptisches anzeigeelement" |
| JPS5825381A (ja) * | 1981-08-08 | 1983-02-15 | Nippon Kanko Shikiso Kenkyusho:Kk | 液晶組成物 |
| JPS5876482A (ja) * | 1981-10-30 | 1983-05-09 | Alps Electric Co Ltd | 液晶混合物 |
| JPS58109580A (ja) * | 1981-12-24 | 1983-06-29 | Alps Electric Co Ltd | カラ−液晶表示素子 |
| JPS58109578A (ja) * | 1981-12-24 | 1983-06-29 | Alps Electric Co Ltd | カラ−液晶表示素子 |
| JPS58109579A (ja) * | 1981-12-24 | 1983-06-29 | Alps Electric Co Ltd | カラ−液晶表示素子 |
| JPS58111882A (ja) * | 1981-12-25 | 1983-07-04 | Alps Electric Co Ltd | カラ−液晶表示装置 |
| DE3202761A1 (de) * | 1982-01-28 | 1983-08-04 | Merck Patent Gmbh, 6100 Darmstadt | Fluessigkristallines dielektrikum, neue farbstoffe, verfahren zu ihrer herstellung und elektrooptisches anzeigeelement |
| DE3216455A1 (de) * | 1982-05-03 | 1983-11-17 | Bayer Ag, 5090 Leverkusen | Anthrachinonfarbstoffe, ihre herstellung und verwendung sowie dichtroitisches material enthaltend diese anthrachinonfarbstoffe |
| EP0099014A3 (fr) * | 1982-07-16 | 1984-12-12 | Asulab S.A. | Composition de couleur foncée à base de cristaux liquides |
| DE3247896A1 (de) * | 1982-12-24 | 1984-06-28 | Merck Patent Gmbh, 6100 Darmstadt | Anthrachinonfarbstoffe |
| US4530572A (en) * | 1982-12-30 | 1985-07-23 | Minnesota Mining And Manufacturing Company | Substituted anthraquinone-type isotropic dyes for liquid crystal display devices |
| DE3441937A1 (de) * | 1984-11-16 | 1986-05-28 | Bayer Ag, 5090 Leverkusen | Fluessigkristallines material |
| US4808080A (en) * | 1986-07-22 | 1989-02-28 | Electric Power Research Institute | Flow coupler assembly for double-pool-type reactor |
| DE3639156A1 (de) * | 1986-11-15 | 1988-05-26 | Basf Ag | Trisazofarbstoffe |
| FR2627864A1 (fr) * | 1988-02-29 | 1989-09-01 | Asulab Sa | Dispositif d'affichage pour instrument de mesure |
| FR2743924B1 (fr) | 1996-01-23 | 1998-05-22 | Asulab Sa | Dispositif d'affichage d'un decor et piece d'horlogerie le comprenant |
| CN103748506B (zh) * | 2011-08-31 | 2016-07-06 | Jsr株式会社 | 液晶显示元件的制造方法、液晶取向剂以及液晶显示元件 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2020841A (en) * | 1978-04-10 | 1979-11-21 | Hitachi Ltd | Guest-host liquid crystal display device |
| FR2426724A1 (fr) * | 1978-05-23 | 1979-12-21 | Minnesota Mining & Mfg | Composition a base de colorants anthraquinoniques pleochroiques et son application a des dispositifs electro-optiques d'affichage |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL287697A (enExample) * | 1962-01-12 | |||
| NL7204838A (enExample) * | 1971-04-14 | 1972-10-17 | ||
| CH597170A5 (enExample) * | 1974-12-20 | 1978-03-31 | Ciba Geigy Ag | |
| CH619976A5 (enExample) * | 1975-12-23 | 1980-10-31 | Ciba Geigy Ag | |
| DE2714768C3 (de) * | 1977-04-02 | 1979-09-13 | Bayer Ag, 5090 Leverkusen | Transferdruckverfahren |
-
1979
- 1979-08-17 CH CH754379A patent/CH641828A5/fr not_active IP Right Cessation
-
1980
- 1980-07-24 FR FR8016622A patent/FR2463799A1/fr active Granted
- 1980-07-25 US US06/172,641 patent/US4376715A/en not_active Expired - Lifetime
- 1980-07-28 DE DE3028593A patent/DE3028593C2/de not_active Expired
- 1980-08-13 JP JP11043880A patent/JPS5632578A/ja active Pending
- 1980-08-14 GB GB8026521A patent/GB2061994B/en not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2020841A (en) * | 1978-04-10 | 1979-11-21 | Hitachi Ltd | Guest-host liquid crystal display device |
| FR2426724A1 (fr) * | 1978-05-23 | 1979-12-21 | Minnesota Mining & Mfg | Composition a base de colorants anthraquinoniques pleochroiques et son application a des dispositifs electro-optiques d'affichage |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0054217A1 (de) * | 1980-12-12 | 1982-06-23 | Bayer Ag | Anthrachinonfarbstoffe, Verfahren zu ihrer Herstellung, ihre Verwendung sowie flüssigkristalline Materialien enthaltend Anthrachinonfarbstoffe |
| EP0075173A3 (en) * | 1981-09-18 | 1983-09-21 | Bayer Ag | Anthraquinone dyes |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2463799B1 (enExample) | 1984-06-08 |
| DE3028593C2 (de) | 1982-11-04 |
| GB2061994A (en) | 1981-05-20 |
| CH641828A5 (fr) | 1984-03-15 |
| US4376715A (en) | 1983-03-15 |
| DE3028593A1 (de) | 1981-02-19 |
| GB2061994B (en) | 1984-08-15 |
| JPS5632578A (en) | 1981-04-02 |
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