DE2214327C3 - Flüssigkristalline Azoxybenzolverbindungen, Verfahren zur Herstellung dieser Verbindungen und deren Verwendung - Google Patents
Flüssigkristalline Azoxybenzolverbindungen, Verfahren zur Herstellung dieser Verbindungen und deren VerwendungInfo
- Publication number
- DE2214327C3 DE2214327C3 DE2214327A DE2214327A DE2214327C3 DE 2214327 C3 DE2214327 C3 DE 2214327C3 DE 2214327 A DE2214327 A DE 2214327A DE 2214327 A DE2214327 A DE 2214327A DE 2214327 C3 DE2214327 C3 DE 2214327C3
- Authority
- DE
- Germany
- Prior art keywords
- compounds
- liquid
- crystalline
- liquid crystalline
- azoxybenzene
- 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.)
- Expired
Links
- GAUZCKBSTZFWCT-UHFFFAOYSA-N azoxybenzene Chemical class C=1C=CC=CC=1[N+]([O-])=NC1=CC=CC=C1 GAUZCKBSTZFWCT-UHFFFAOYSA-N 0.000 title claims description 7
- 238000000034 method Methods 0.000 title claims description 7
- 238000002360 preparation method Methods 0.000 title claims description 5
- 150000001875 compounds Chemical class 0.000 title description 19
- 239000007788 liquid Substances 0.000 title description 13
- 239000000203 mixture Substances 0.000 claims description 19
- 125000004432 carbon atom Chemical group C* 0.000 claims description 5
- LMBFAGIMSUYTBN-MPZNNTNKSA-N teixobactin Chemical compound C([C@H](C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H](CCC(N)=O)C(=O)N[C@H]([C@@H](C)CC)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H]1C(N[C@@H](C)C(=O)N[C@@H](C[C@@H]2NC(=N)NC2)C(=O)N[C@H](C(=O)O[C@H]1C)[C@@H](C)CC)=O)NC)C1=CC=CC=C1 LMBFAGIMSUYTBN-MPZNNTNKSA-N 0.000 claims 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 21
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 15
- 239000011521 glass Substances 0.000 description 10
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 5
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical group CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 239000004990 Smectic liquid crystal Substances 0.000 description 4
- PXIPVTKHYLBLMZ-UHFFFAOYSA-N Sodium azide Chemical compound [Na+].[N-]=[N+]=[N-] PXIPVTKHYLBLMZ-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 4
- 230000010287 polarization Effects 0.000 description 4
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- OGIQUQKNJJTLSZ-UHFFFAOYSA-N 4-butylaniline Chemical compound CCCCC1=CC=C(N)C=C1 OGIQUQKNJJTLSZ-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical class [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 229960000583 acetic acid Drugs 0.000 description 2
- WETWJCDKMRHUPV-UHFFFAOYSA-N acetyl chloride Chemical compound CC(Cl)=O WETWJCDKMRHUPV-UHFFFAOYSA-N 0.000 description 2
- 239000012346 acetyl chloride Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
- ZYBWTEQKHIADDQ-UHFFFAOYSA-N ethanol;methanol Chemical compound OC.CCO ZYBWTEQKHIADDQ-UHFFFAOYSA-N 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000012362 glacial acetic acid Substances 0.000 description 2
- 229910003437 indium oxide Inorganic materials 0.000 description 2
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 2
- -1 n-propyl- Chemical group 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- WPBQFKLSVTXDOP-UHFFFAOYSA-N (2,3-dibutylphenyl)imino-oxido-phenylazanium Chemical compound C(CCC)C=1C(=C(C=CC=1)N=[N+]([O-])C1=CC=CC=C1)CCCC WPBQFKLSVTXDOP-UHFFFAOYSA-N 0.000 description 1
- GWRSINRMEBHRIO-UHFFFAOYSA-N (4-hexoxyphenyl)-(4-hexoxyphenyl)imino-oxidoazanium Chemical compound C1=CC(OCCCCCC)=CC=C1N=[N+]([O-])C1=CC=C(OCCCCCC)C=C1 GWRSINRMEBHRIO-UHFFFAOYSA-N 0.000 description 1
- ZNBVIYMIVFKTIW-UHFFFAOYSA-N 1-(4-propylphenyl)ethanone Chemical compound CCCC1=CC=C(C(C)=O)C=C1 ZNBVIYMIVFKTIW-UHFFFAOYSA-N 0.000 description 1
- DGFTWBUZRHAHTH-UHFFFAOYSA-N 4-pentylaniline Chemical compound CCCCCC1=CC=C(N)C=C1 DGFTWBUZRHAHTH-UHFFFAOYSA-N 0.000 description 1
- 238000004435 EPR spectroscopy Methods 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000006085 Schmidt reaction Methods 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 229960001413 acetanilide Drugs 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- SQJZWFOWASYDBW-UHFFFAOYSA-N anilino butanoate Chemical compound CCCC(=O)ONC1=CC=CC=C1 SQJZWFOWASYDBW-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- FZERHIULMFGESH-UHFFFAOYSA-N methylenecarboxanilide Natural products CC(=O)NC1=CC=CC=C1 FZERHIULMFGESH-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- HQQXWLXWAUYDAW-UHFFFAOYSA-N n-(4-propylphenyl)acetamide Chemical compound CCCC1=CC=C(NC(C)=O)C=C1 HQQXWLXWAUYDAW-UHFFFAOYSA-N 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000001256 steam distillation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 239000000725 suspension Substances 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
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
- C09K19/24—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing nitrogen-to-nitrogen bonds
- C09K19/26—Azoxy compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
- C07C45/46—Friedel-Crafts reactions
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/76—Ketones containing a keto group bound to a six-membered aromatic ring
-
- 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
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
- C09K19/24—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing nitrogen-to-nitrogen bonds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Liquid Crystal Substances (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7104498A NL7104498A (enExample) | 1971-04-03 | 1971-04-03 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2214327A1 DE2214327A1 (de) | 1972-10-12 |
| DE2214327B2 DE2214327B2 (de) | 1980-01-24 |
| DE2214327C3 true DE2214327C3 (de) | 1980-09-18 |
Family
ID=19812846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2214327A Expired DE2214327C3 (de) | 1971-04-03 | 1972-03-24 | Flüssigkristalline Azoxybenzolverbindungen, Verfahren zur Herstellung dieser Verbindungen und deren Verwendung |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3907768A (enExample) |
| JP (2) | JPS5715586B1 (enExample) |
| BE (1) | BE781539A (enExample) |
| DE (1) | DE2214327C3 (enExample) |
| FR (1) | FR2135153B1 (enExample) |
| GB (1) | GB1331420A (enExample) |
| IT (1) | IT954587B (enExample) |
| NL (1) | NL7104498A (enExample) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4837129B1 (enExample) * | 1970-02-25 | 1973-11-09 | ||
| US5264502A (en) * | 1990-08-03 | 1993-11-23 | The Dow Chemical Company | Diamino-alpha-alkylstilbene curing agents for epoxy resins |
| US5296570A (en) * | 1990-08-03 | 1994-03-22 | The Dow Chemical Company | Curable mixtures of mesogenic epoxy resins and mesogenic polyamines and cured compositions |
| US5391651A (en) * | 1990-08-03 | 1995-02-21 | The Dow Chemical Company | Curable mixtures of mesogenic epoxy resins and mesogenic polyamines and cured compositions |
| US5262509A (en) * | 1990-08-03 | 1993-11-16 | The Dow Chemical Company | Mesogenic glycidyl amines |
| US5414125A (en) * | 1990-08-03 | 1995-05-09 | The Dow Chemical Company | Diamino-alpha-alkylstilbenes |
| US5360884A (en) * | 1990-08-03 | 1994-11-01 | The Dow Chemical Company | Mesogenic glycidyl amine blends |
| US5268434A (en) * | 1990-08-03 | 1993-12-07 | The Dow Chemical Company | Diamino-alpha-alkylstilbenes as epoxy resin curing agents |
| US5362822A (en) * | 1990-08-03 | 1994-11-08 | The Dow Chemical Company | Mesogenic adducts |
| US5276184A (en) * | 1990-08-03 | 1994-01-04 | The Dow Chemical Company | Sulfonamide compounds containing mesogenic moieties |
| PL220699B1 (pl) * | 2010-01-29 | 2015-12-31 | Braster Spółka Z Ograniczoną Odpowiedzialnością | Mieszanina związków ciekłokrystalicznych, układ trzech mieszanin ciekłokrystalicznych oraz ich zastosowanie |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3532642A (en) * | 1966-02-04 | 1970-10-06 | Maruzen Petrochem Co Ltd | Catalyst composition and use thereof for the polymerization of epoxides |
| US3467688A (en) * | 1966-07-05 | 1969-09-16 | American Cyanamid Co | Conversion of azo or azoxy compounds to isocyanates |
-
1971
- 1971-04-03 NL NL7104498A patent/NL7104498A/xx unknown
-
1972
- 1972-03-24 DE DE2214327A patent/DE2214327C3/de not_active Expired
- 1972-03-30 GB GB1502372A patent/GB1331420A/en not_active Expired
- 1972-03-31 FR FR7211542A patent/FR2135153B1/fr not_active Expired
- 1972-03-31 US US240171A patent/US3907768A/en not_active Expired - Lifetime
- 1972-03-31 JP JP3180172A patent/JPS5715586B1/ja active Pending
- 1972-03-31 IT IT68035/72A patent/IT954587B/it active
- 1972-03-31 BE BE781539A patent/BE781539A/xx unknown
- 1972-06-28 JP JP7264843A patent/JPS5549102B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5549102B2 (enExample) | 1980-12-10 |
| JPS5715586B1 (enExample) | 1982-03-31 |
| FR2135153A1 (enExample) | 1972-12-15 |
| US3907768A (en) | 1975-09-23 |
| DE2214327B2 (de) | 1980-01-24 |
| BE781539A (fr) | 1972-10-02 |
| NL7104498A (enExample) | 1972-10-05 |
| GB1331420A (en) | 1973-09-26 |
| JPS4840456A (enExample) | 1973-06-14 |
| IT954587B (it) | 1973-09-15 |
| FR2135153B1 (enExample) | 1976-08-06 |
| DE2214327A1 (de) | 1972-10-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2139628C3 (de) | 4-Benzolyloxybenzoesäurephenylester und diese enthaltende nematische Gemische | |
| DE2937700C2 (de) | 2,3-Dicyano-hydrochinon-Derivate und Flüssigkristallmaterialien, die diese Derivate enthalten | |
| DE68909697T2 (de) | Polyurethane, hergestellt aus nichtlinearen, optisch aktiven Diolen. | |
| DE3339216C2 (de) | 3-Fluor-4-cyanophenol-Derivate und deren Verwendung | |
| EP0023728A1 (de) | Anisotrope Verbindungen mit negativer oder positiver D.K. Anisotropie und geringer optischer Anisotropie und Flüssigkristallmischungen, die diese anisotropen Verbindungen enthalten | |
| DE2214327C3 (de) | Flüssigkristalline Azoxybenzolverbindungen, Verfahren zur Herstellung dieser Verbindungen und deren Verwendung | |
| DE2617593A1 (de) | Diphenylderivate und ihre verwendung | |
| DE2356085A1 (de) | Fluessigkristall-materialien und -einrichtungen | |
| DE3872410T2 (de) | Optisch aktive verbindungen mit mehreren asymmetrischen kohlenstoffatomen. | |
| CH649766A5 (de) | Substituierte benzoesaeurephenylester, fluessigkristallmischungen diese enthaltend und verwendung derselben in anzeigeeinheiten. | |
| DE2600558B2 (de) | p-Benzophenolester, Verfahren zu ihrer Herstellung und deren Verwendung | |
| DE3324774C2 (de) | Cyclohexancarbonsäure-biphenylester und Benzoyloxybenzoesäurephenylester und deren Verwendung | |
| DE2327036A1 (de) | Nematische fluessige kristallmischung | |
| DE3783213T2 (de) | Optisch aktive fluessigkristallverbindungen mit einer cyanogruppe. | |
| DE3339218C2 (de) | 4-[2-(4n-Alkylcyclohexyl)ethyl]cyclohexancarbonsäureester und deren Verwendung als elektro-optische Anzeigematerialien | |
| DE3241822A1 (de) | 4-n-alkylbenzoyloxy-3'-fluoro-4'-cyanobenzole | |
| DE3883366T2 (de) | Flüssigkristall-Verbindung und Verfahren zu deren Herstellung, dieselbe enthaltende Flüssigkristallzusammensetzung und Flüssigkristall-Anzeigevorrichtung. | |
| DE69814203T2 (de) | Flüssigkristallverbindungen und Verfahren zur Herstellung | |
| DE2456804C2 (de) | Substituierte Azobenzole, Verfahren zu ihrer Herstellung und eine Bildwiedergabezelle, die mindestens eine dieser Verbindungen enthält | |
| DE69608895T2 (de) | Polyzyklische verbindungen, daraus zusammengesetzte flüssigkristalline materialien, und sie enthaltende flüssigkristalline zusammensetzungen und eine flüssigkristallvorrichtung welche diese enthält. | |
| EP0415220A2 (de) | Chirale Dotierstoffe für Flüssigkristalle | |
| DE3703651A1 (de) | Kristallin-fluessige gemische mit negativer dielektrischer anisotropie | |
| DE3873181T2 (de) | Smektische fluessigkristallverbindung. | |
| DE2751403B2 (de) | p'-Cyanophenylester der p-( ß -Alkoxy)äthoxybenzoesäure und diese enthaltende nematische FlfissigkristaUzusammensetzungen | |
| DE3832503A1 (de) | Neue optisch aktive ester der 5-ethyl- und der 5-vinyl-1,3-dioxolan-4-carbonsaeure, ihre verwendung als dotierstoffe in fluessigkristallmischungen und die neuen ester enthaltende fluessigkristallmischungen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |