CH646683A5 - Fluessigkristallverbindungen und fluessigkristallgemische. - Google Patents
Fluessigkristallverbindungen und fluessigkristallgemische. Download PDFInfo
- Publication number
- CH646683A5 CH646683A5 CH715979A CH715979A CH646683A5 CH 646683 A5 CH646683 A5 CH 646683A5 CH 715979 A CH715979 A CH 715979A CH 715979 A CH715979 A CH 715979A CH 646683 A5 CH646683 A5 CH 646683A5
- Authority
- CH
- Switzerland
- Prior art keywords
- liquid crystal
- compound according
- crystal compound
- formula
- coo
- Prior art date
Links
- 150000001875 compounds Chemical class 0.000 title claims description 82
- 239000004973 liquid crystal related substance Substances 0.000 title claims description 75
- 239000000203 mixture Substances 0.000 title claims description 25
- 239000000463 material Substances 0.000 claims description 29
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 20
- 125000000217 alkyl group Chemical group 0.000 claims description 11
- -1 4,4'-biphenylyl Chemical group 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- 125000004432 carbon atom Chemical group C* 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 8
- 230000005684 electric field Effects 0.000 claims description 7
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical group CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 claims description 5
- OCBFFGCSTGGPSQ-UHFFFAOYSA-N [CH2]CC Chemical compound [CH2]CC OCBFFGCSTGGPSQ-UHFFFAOYSA-N 0.000 claims description 3
- 125000001140 1,4-phenylene group Chemical group [H]C1=C([H])C([*:2])=C([H])C([H])=C1[*:1] 0.000 claims description 2
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims 3
- WPWHSFAFEBZWBB-UHFFFAOYSA-N 1-butyl radical Chemical compound [CH2]CCC WPWHSFAFEBZWBB-UHFFFAOYSA-N 0.000 claims 2
- 125000003545 alkoxy group Chemical group 0.000 claims 2
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims 1
- 125000003136 n-heptyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims 1
- 238000002360 preparation method Methods 0.000 description 19
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 18
- 239000000243 solution Substances 0.000 description 16
- 238000006243 chemical reaction Methods 0.000 description 14
- 239000012071 phase Substances 0.000 description 12
- 239000011521 glass Substances 0.000 description 9
- 230000007704 transition Effects 0.000 description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 210000004027 cell Anatomy 0.000 description 8
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 239000007795 chemical reaction product Substances 0.000 description 6
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 6
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 6
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 4
- 230000003098 cholesteric effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 4
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 4
- NGNBDVOYPDDBFK-UHFFFAOYSA-N 2-[2,4-di(pentan-2-yl)phenoxy]acetyl chloride Chemical group CCCC(C)C1=CC=C(OCC(Cl)=O)C(C(C)CCC)=C1 NGNBDVOYPDDBFK-UHFFFAOYSA-N 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 3
- 235000019341 magnesium sulphate Nutrition 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 239000012074 organic phase Substances 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 238000007740 vapor deposition Methods 0.000 description 3
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical class CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000011149 active material Substances 0.000 description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 2
- 229910052794 bromium Inorganic materials 0.000 description 2
- DIKBFYAXUHHXCS-UHFFFAOYSA-N bromoform Chemical compound BrC(Br)Br DIKBFYAXUHHXCS-UHFFFAOYSA-N 0.000 description 2
- 150000007942 carboxylates Chemical class 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- PKJBWOWQJHHAHG-UHFFFAOYSA-N 1-bromo-4-phenylbenzene Chemical group C1=CC(Br)=CC=C1C1=CC=CC=C1 PKJBWOWQJHHAHG-UHFFFAOYSA-N 0.000 description 1
- IOHPVZBSOKLVMN-UHFFFAOYSA-N 2-(2-phenylethyl)benzoic acid Chemical compound OC(=O)C1=CC=CC=C1CCC1=CC=CC=C1 IOHPVZBSOKLVMN-UHFFFAOYSA-N 0.000 description 1
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 1
- 239000005711 Benzoic acid Substances 0.000 description 1
- 239000004986 Cholesteric liquid crystals (ChLC) Substances 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 239000004988 Nematic liquid crystal Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000004990 Smectic liquid crystal Substances 0.000 description 1
- WETWJCDKMRHUPV-UHFFFAOYSA-N acetyl chloride Chemical compound CC(Cl)=O WETWJCDKMRHUPV-UHFFFAOYSA-N 0.000 description 1
- 239000012346 acetyl chloride Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- QARVLSVVCXYDNA-UHFFFAOYSA-N bromobenzene Chemical compound BrC1=CC=CC=C1 QARVLSVVCXYDNA-UHFFFAOYSA-N 0.000 description 1
- 229950005228 bromoform Drugs 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004440 column chromatography Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- DOBRDRYODQBAMW-UHFFFAOYSA-N copper(i) cyanide Chemical compound [Cu+].N#[C-] DOBRDRYODQBAMW-UHFFFAOYSA-N 0.000 description 1
- 210000002858 crystal cell Anatomy 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 description 1
- 229910001635 magnesium fluoride Inorganic materials 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- FBUKVWPVBMHYJY-UHFFFAOYSA-N nonanoic acid Chemical compound CCCCCCCCC(O)=O FBUKVWPVBMHYJY-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- WLJVNTCWHIRURA-UHFFFAOYSA-N pimelic acid Chemical compound OC(=O)CCCCCC(O)=O WLJVNTCWHIRURA-UHFFFAOYSA-N 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 description 1
- 229940001584 sodium metabisulfite Drugs 0.000 description 1
- 235000010262 sodium metabisulphite Nutrition 0.000 description 1
- CRWJEUDFKNYSBX-UHFFFAOYSA-N sodium;hypobromite Chemical compound [Na+].Br[O-] CRWJEUDFKNYSBX-UHFFFAOYSA-N 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 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
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/32—Non-steroidal liquid crystal compounds containing condensed ring systems, i.e. fused, bridged or spiro ring systems
- C09K19/321—Compounds containing a bicyclo [2,2,2] octane ring
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Liquid Crystal Substances (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB7832351 | 1978-08-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH646683A5 true CH646683A5 (de) | 1984-12-14 |
Family
ID=10498877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH715979A CH646683A5 (de) | 1978-08-04 | 1979-08-03 | Fluessigkristallverbindungen und fluessigkristallgemische. |
Country Status (8)
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4357078A (en) * | 1980-01-30 | 1982-11-02 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland | Liquid crystal compounds containing an alicyclic ring and exhibiting a low dielectric anisotropy and liquid crystal materials and devices incorporating such compounds |
| US4400061A (en) * | 1980-01-30 | 1983-08-23 | Her Majesty's Government of the UK. | Liquid crystal ester compounds exhibiting a low or negative dielectric anisotropy and liquid crystal materials and devices incorporating such compounds |
| JPS574960A (en) * | 1980-06-09 | 1982-01-11 | Chisso Corp | 4'''-cyanobiphenyl trans-4-(trans-4'-alkylcyclohexyl)- cyclohexanecarboxylate |
| DE3022818C2 (de) * | 1980-06-19 | 1986-11-27 | Merck Patent Gmbh, 6100 Darmstadt | Flüssigkristall-Anzeigeelement |
| JPS5721359A (en) * | 1980-07-15 | 1982-02-04 | Chisso Corp | 4'''-cyano-4"-biphenylyl 4-(trans-4'-alkylcyclohexyl)benzoate |
| DE3268611D1 (en) * | 1981-02-25 | 1986-03-06 | Hitachi Ltd | Colorless liquid crystalline compounds |
| EP0085995B1 (de) * | 1982-02-04 | 1986-04-09 | MERCK PATENT GmbH | Anisotrope Verbindungen und Flüssigkristallmischungen |
| JPS58140045A (ja) * | 1982-02-15 | 1983-08-19 | Kanto Kagaku Kk | 液晶化合物，液晶組成物並びに液晶表示素子 |
| DE3206269A1 (de) * | 1982-02-20 | 1983-09-01 | Merck Patent Gmbh, 6100 Darmstadt | Bicyclohexylderivate |
| DE3211601A1 (de) * | 1982-03-30 | 1983-10-06 | Merck Patent Gmbh | Hydroterphenyle |
| US4502974A (en) * | 1982-03-31 | 1985-03-05 | Chisso Corporation | High temperature liquid-crystalline ester compounds |
| US4472592A (en) * | 1982-07-09 | 1984-09-18 | Dainippon Ink And Chemicals, Inc. | Nematic liquid crystalline compounds |
| CH649988A5 (de) * | 1982-07-13 | 1985-06-28 | Merck Patent Gmbh | Nematogene verbindungen und fluessigkristallmischungen mit diesen. |
| DE3364938D1 (en) * | 1982-07-28 | 1986-09-04 | Hoffmann La Roche | Tetra- and pentacyclic monoesters |
| EP0107759B1 (de) * | 1982-08-26 | 1992-12-16 | MERCK PATENT GmbH | Cyclohexanderivate und ihre Verwendung als Komponenten Flüssigkristalliner-Dielektrika |
| US4550981A (en) * | 1982-09-30 | 1985-11-05 | Hoffmann-La Roche Inc. | Liquid crystalline esters and mixtures |
| CH653051A5 (de) * | 1983-01-27 | 1985-12-13 | Merck Patent Gmbh | Nematische fluessigkristallmischung mit einer negativen dielektrischen anisotropie. |
| EP0144648B1 (de) * | 1983-11-02 | 1987-10-21 | F. HOFFMANN-LA ROCHE & CO. Aktiengesellschaft | Flüssigkristalline Cyclohexylbenzol- und Cyclohexylbiphenylderivate |
| US4605520A (en) * | 1985-01-25 | 1986-08-12 | Nauchno-Issledovatelsky Institut Prikladnykh Fizicheskikh Problem Imeni A.N. Sevchenko | Liquid crystal 4-(4'-cyanodiphenyl) esters of trans-4"-N-alkylocyclohex-2-enecarboxylic acids |
| US4605510A (en) * | 1985-01-25 | 1986-08-12 | Nauchno-Issledovatelsky Institut Prikladnykh Problem Imeni A.N. Sevchenko | Liquid crystal composition for electrooptical devices for presentation of information |
| JPS61233635A (ja) * | 1985-03-22 | 1986-10-17 | メルク・パテント・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | ビシクロオクタン誘導体 |
| US4680137A (en) * | 1985-06-10 | 1987-07-14 | Chisso Corporation | Liquid crystal ester compound |
| CA1294954C (en) * | 1986-12-26 | 1992-01-28 | Masakatsu Nakatsuka | Optically active naphthalene derivatives |
| TW472081B (en) * | 1996-09-17 | 2002-01-11 | Merck Patent Gmbh | Optical retardation film |
| GB9620108D0 (en) * | 1996-09-26 | 1996-11-13 | Secr Defence | Liquid crystal alkenyl bicyclo[2 2 2]octanes and mixtures and devices containing such compounds |
| JP5422898B2 (ja) * | 2007-03-08 | 2014-02-19 | Ｊｎｃ株式会社 | ハロゲン化アルキル基と結合した２，２，２−ビシクロオクタンを有する新規な化合物およびこれを用いた液晶組成物 |
| JP2010215524A (ja) * | 2009-03-13 | 2010-09-30 | Fujifilm Corp | フルオロビシクロ［２．２．２］オクタン化合物、その製造方法、及びその用途 |
| JP2010215523A (ja) * | 2009-03-13 | 2010-09-30 | Fujifilm Corp | フルオロビシクロ［２．２．２］−２−オクテン化合物、その製造方法、及びその用途 |
| KR101831467B1 (ko) | 2010-05-19 | 2018-02-22 | 메르크 파텐트 게엠베하 | 액정 매질을 포함하는 광학 스위치 소자 |
| GB201009488D0 (en) * | 2010-06-07 | 2010-07-21 | Merck Patent Gmbh | Switch element comprising a liquid-crystaline medium |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE787198A (fr) * | 1971-08-07 | 1973-02-05 | Merck Patent Gmbh | Composes et melanges nematiques |
| US4058478A (en) * | 1972-02-23 | 1977-11-15 | Hoffmann-La Roche Inc. | Liquid crystal esters |
| US3876286A (en) * | 1972-06-14 | 1975-04-08 | Werk Fernsehelektronik Veb | Use of nematic liquid crystalline substances |
| DD105701A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-07-02 | 1974-05-05 | ||
| US4017416A (en) * | 1974-10-11 | 1977-04-12 | Chisso Corporation | P-cyanophenyl 4-alkyl-4'-biphenylcarboxylate, method for preparing same and liquid crystal compositions using same |
| FR2288732A1 (fr) * | 1974-10-22 | 1976-05-21 | Merck Patent Gmbh | Nouveaux esters biphenyliques, procede pour leur preparation et application comme constituants de cristaux liquides |
| FR2297201A1 (fr) * | 1975-01-10 | 1976-08-06 | Thomson Csf | Produits mesogenes pour cellules a cristal liquide, et procede de fabrication desdits produits |
| GB1587819A (en) * | 1976-08-13 | 1981-04-08 | Secr Defence | Aromatic diester liquid crystal materials |
| GB1592161A (en) * | 1976-08-13 | 1981-07-01 | Secr Defence | Biphenyl carboxylic esters and their use as liquid crystal materials |
| US4113647A (en) * | 1976-08-13 | 1978-09-12 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland | Liquid crystalline materials |
| DE2636684C3 (de) * | 1976-08-14 | 1980-06-19 | Merck Patent Gmbh, 6100 Darmstadt | Phenylcyclohexanderivate und ihre Verwendung in flüssigkristallinen Dielektrika |
| GB1596012A (en) * | 1976-08-16 | 1981-08-19 | Secr Defence | Optically active liquid crystal materials and liquid crystal devices containing them |
| DE2701591C3 (de) * | 1977-01-15 | 1979-12-20 | Merck Patent Gmbh, 6100 Darmstadt | Hexahydroterphenylderivate und deren Verwendung in flüssigkristallinen Dielektrika |
| DD132591A1 (de) * | 1977-08-31 | 1978-10-11 | Dietrich Demus | Nematische fluessig-kristalline gemische |
| GB2009219B (en) * | 1977-11-02 | 1982-04-28 | Secr Defence | Liquid ctystal material mixtures and devices incorporating such mixtures |
| JPS5483694A (en) * | 1977-12-16 | 1979-07-03 | Hitachi Ltd | Nematic liquid crystal body for display device |
| DE2800553A1 (de) * | 1978-01-07 | 1979-07-12 | Merck Patent Gmbh | Cyclohexanderivate |
| GB2027027B (en) * | 1978-08-04 | 1982-12-15 | Gray G W | Alkyl bicyclo (2,2,2)octyl-phenyl-or-polyphenyl-nitriles their use as liquid crystal compounds and materials and devices containing them |
| GB2017742B (en) * | 1979-02-21 | 1982-08-18 | Suwa Seikosha Kk | Liquid crystal materials |
-
1979
- 1979-08-01 US US06/062,623 patent/US4261652A/en not_active Expired - Lifetime
- 1979-08-03 CH CH715979A patent/CH646683A5/de not_active IP Right Cessation
- 1979-08-03 FR FR7920011A patent/FR2432546A1/fr active Granted
- 1979-08-03 JP JP9939679A patent/JPS5524174A/ja active Granted
- 1979-08-03 DE DE19792931637 patent/DE2931637A1/de active Granted
-
1985
- 1985-10-25 SG SG808/85A patent/SG80885G/en unknown
- 1985-12-18 HK HK1007/85A patent/HK100785A/xx not_active IP Right Cessation
-
1987
- 1987-12-30 MY MY203/87A patent/MY8700203A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6334861B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-07-12 |
| MY8700203A (en) | 1987-12-31 |
| FR2432546B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1983-02-04 |
| DE2931637A1 (de) | 1980-02-28 |
| DE2931637C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-12-01 |
| US4261652A (en) | 1981-04-14 |
| FR2432546A1 (fr) | 1980-02-29 |
| JPS5524174A (en) | 1980-02-21 |
| SG80885G (en) | 1986-07-18 |
| HK100785A (en) | 1985-12-27 |
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