NL7701750A - Mengsels van vloeibare kristallen. - Google Patents
Mengsels van vloeibare kristallen.Info
- Publication number
- NL7701750A NL7701750A NL7701750A NL7701750A NL7701750A NL 7701750 A NL7701750 A NL 7701750A NL 7701750 A NL7701750 A NL 7701750A NL 7701750 A NL7701750 A NL 7701750A NL 7701750 A NL7701750 A NL 7701750A
- Authority
- NL
- Netherlands
- Prior art keywords
- mixtures
- liquid crystals
- crystals
- liquid
- Prior art date
Links
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
- C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/48—Preparation of compounds having groups
- C07C41/50—Preparation of compounds having groups by reactions producing groups
- C07C41/54—Preparation of compounds having groups by reactions producing groups by addition of compounds to unsaturated carbon-to-carbon bonds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/30—Compounds having groups
- C07C43/303—Compounds having groups having acetal carbon atoms bound to acyclic carbon atoms
-
- 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
- C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
- C07C45/511—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups
- C07C45/515—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being an acetalised, ketalised hemi-acetalised, or hemi-ketalised hydroxyl group
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
- C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
- C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
- C07D239/26—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
-
- 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
- C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Liquid Crystal Substances (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH237276 | 1976-02-26 | ||
| CH883276 | 1976-07-09 | ||
| CH1599576 | 1976-12-20 | ||
| KR7801678A KR810001671B1 (ko) | 1976-12-20 | 1978-06-02 | 액정(液晶) 혼합물 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7701750A true NL7701750A (nl) | 1977-08-30 |
Family
ID=27428423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7701750A NL7701750A (nl) | 1976-02-26 | 1977-02-18 | Mengsels van vloeibare kristallen. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4180475A (it) |
| JP (1) | JPS52103387A (it) |
| DE (1) | DE2708276A1 (it) |
| DK (1) | DK81377A (it) |
| FR (1) | FR2353626A1 (it) |
| GB (1) | GB1579041A (it) |
| IT (1) | IT1075295B (it) |
| NL (1) | NL7701750A (it) |
| SE (1) | SE7702138L (it) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2815860A1 (de) * | 1977-04-15 | 1978-10-19 | Hoffmann La Roche | Fluessigkristalline mischungen |
| US4198130A (en) * | 1977-06-03 | 1980-04-15 | Hoffmann-La Roche Inc. | Liquid crystal mixtures |
| JPS5534206A (en) * | 1978-08-30 | 1980-03-10 | Hitachi Ltd | Nematic liquid crystal for display unit |
| CA1120478A (en) * | 1979-02-05 | 1982-03-23 | Arthur Boller | Cyclohexyl pyrimidines |
| DE2927277A1 (de) * | 1979-07-06 | 1981-01-08 | Merck Patent Gmbh | Cyclohexylbiphenyle, verfahren zu ihrer herstellung, diese enthaltende dielektrika und elektrooptisches anzeigeelement |
| US4391730A (en) * | 1979-08-09 | 1983-07-05 | Veb Werk Fuer Fernsehelektronik Berlin Im Veb Kombinat Mikroelektronik | Nematic liquid crystal compounds and use and device for using the same |
| US4293193A (en) * | 1979-08-15 | 1981-10-06 | Temple University | Amine-substituted liquid crystal compositions |
| US4364838A (en) * | 1979-11-14 | 1982-12-21 | Hoffmann-La Roche Inc. | Liquid crystal mixtures |
| DE2948836A1 (de) * | 1979-12-05 | 1981-06-11 | Merck Patent Gmbh, 6100 Darmstadt | Partiell hydrierte oligo-1,4-phenylene, diese enthaltende dielektrika und elektrooptisches anzeigeelement |
| US4335011A (en) * | 1980-03-28 | 1982-06-15 | Timex Corporation | Cyclohexyl-dioxane liquid crystalline compounds |
| DE3201721A1 (de) * | 1981-01-30 | 1982-08-19 | F. Hoffmann-La Roche & Co. AG, 4002 Basel | Disubstituierte aethane |
| JPS588779A (ja) * | 1981-07-08 | 1983-01-18 | Hitachi Ltd | 液晶表示装置 |
| US4482472A (en) * | 1981-08-06 | 1984-11-13 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britian And Northern Ireland | Liquid crystal materials |
| GB8302395D0 (en) * | 1983-01-28 | 1983-03-02 | Secr Defence | Liquid crystal materials |
| US4788000A (en) * | 1983-05-26 | 1988-11-29 | Sharp Kabushiki Kaisha | Liquid-crystal composition |
| JPS59219381A (ja) * | 1983-05-26 | 1984-12-10 | Sharp Corp | 液晶組成物 |
| EP0191860B1 (en) * | 1984-06-07 | 1990-04-18 | Seiko Instruments Inc. | Liquid crystal compound |
| US4654162A (en) * | 1984-08-13 | 1987-03-31 | Chisso Corporation | Alcohol derivatives |
| DD234278A1 (de) * | 1985-01-28 | 1986-03-26 | Univ Halle Wittenberg | Schaltzeitverkuerzende dotierungen fuer kristallin-fluessige gemische |
| FR2588011B1 (fr) * | 1985-10-02 | 1988-06-24 | Commissariat Energie Atomique | Melanges comportant un cristal liquide nematique et un compose non mesomorphe |
| JPS6351494A (ja) * | 1986-08-19 | 1988-03-04 | Fuji Photo Film Co Ltd | 液晶光学素子 |
| US5250220A (en) * | 1989-08-12 | 1993-10-05 | Merck Patent Gesellschaft Mit Beschrankter Haftung | 2,5-disubstituted heterocyclic compounds, and a liquid-crystalline medium |
| JP3652997B2 (ja) * | 2000-06-14 | 2005-05-25 | Ｎｅｃ液晶テクノロジー株式会社 | 液晶材料及び液晶表示装置 |
| EP3343285B1 (en) * | 2015-08-25 | 2021-02-17 | LG Chem, Ltd. | Liquid crystal cell |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3960749A (en) * | 1971-02-09 | 1976-06-01 | International Liquid Xtal Company | Liquid-crystal mixtures for use in liquid-crystal displays |
| US3927064A (en) * | 1972-02-23 | 1975-12-16 | Hoffmann La Roche | Benzylidene-aminobenzonitriles |
| US3923857A (en) * | 1972-02-23 | 1975-12-02 | Hoffmann La Roche | Liquid crystal esters |
| GB1384662A (en) * | 1972-04-05 | 1975-02-19 | Matsushita Electric Ind Co Ltd | Liquid crystal composition |
| US3972589A (en) * | 1972-06-23 | 1976-08-03 | General Electric Company | Nematic liquid crystal mixtures with stable homeotropic boundary conditions and methods of making the same |
| US3951845A (en) * | 1972-06-23 | 1976-04-20 | General Electric Company | Nematic liquid crystal mixtures having homogeneous boundary conditions and method of making the same |
| US4011173A (en) * | 1972-08-03 | 1977-03-08 | Merck Patent Gesellschaft Mit Beschrankter Haftung | Modified nematic mixtures with positive dielectric anisotropy |
| US4038200A (en) * | 1972-08-07 | 1977-07-26 | Texas Instruments Incorporated | Lyotropic nematic liquid crystals for use in electro-optical display devices |
| US3815972A (en) * | 1972-08-09 | 1974-06-11 | Olivetti & Co Spa | Low voltage liquid crystal display |
| JPS5719156B2 (it) * | 1972-08-11 | 1982-04-21 | ||
| JPS4945886A (it) * | 1972-09-07 | 1974-05-01 | ||
| US3826757A (en) * | 1972-09-18 | 1974-07-30 | Hughes Aircraft Co | Room temperature nematic liquid crystals |
| GB1393216A (en) * | 1972-10-05 | 1975-05-07 | Werk Fernsehelektronik Veb | Liquid crystalline nematic substance comprising diesters of 2-substituted hydroquinone and applications thereof |
| GB1433130A (en) * | 1972-11-09 | 1976-04-22 | Secr Defence | Substituted biphenyl and polyphenyl compounds and liquid crystal materials and devices containing them |
| NL7414352A (nl) * | 1973-11-19 | 1975-05-21 | Hoffmann La Roche | Vloeibaarkristallijne bifenylen. |
| IT1025415B (it) * | 1973-12-17 | 1978-08-10 | Hoffmann La Roche | Composti liquidi cristallini |
| US4000084A (en) * | 1973-12-17 | 1976-12-28 | Hughes Aircraft Company | Liquid crystal mixtures for electro-optical display devices |
| US3983049A (en) * | 1974-05-02 | 1976-09-28 | General Electric Company | Liquid crystal compositions with positive dielectric anisotropy |
| GB1472836A (en) * | 1974-08-06 | 1977-05-11 | Matsushita Electric Ind Co Ltd | Nematic liquid crystal substances containing schiff bases derived from 2-substituted-1,4-phenylene-diamine |
| CH617452A5 (it) * | 1974-10-25 | 1980-05-30 | Hoffmann La Roche | |
| US4059340A (en) * | 1974-11-18 | 1977-11-22 | Bell Telephone Laboratories, Incorporated | Doped liquid crystal display device |
| JPS5188485A (ja) * | 1975-02-03 | 1976-08-03 | Ekishohyojisochi | |
| US4062798A (en) * | 1975-09-19 | 1977-12-13 | Hoffmann-La Roche Inc. | Phenylpyrimidine derivatives |
| DE2548360C2 (de) * | 1975-10-29 | 1983-12-08 | Merck Patent Gmbh, 6100 Darmstadt | Flüssigkristalline Materialien mit verminderter Viskosität |
| US4003844A (en) * | 1975-11-17 | 1977-01-18 | Rca Corporation | Liquid crystal devices |
| DE2557267A1 (de) * | 1975-12-19 | 1977-06-30 | Bbc Brown Boveri & Cie | Fluessigkristallsubstanz |
-
1977
- 1977-02-18 NL NL7701750A patent/NL7701750A/xx not_active Application Discontinuation
- 1977-02-18 US US05/769,999 patent/US4180475A/en not_active Expired - Lifetime
- 1977-02-24 FR FR7705403A patent/FR2353626A1/fr not_active Withdrawn
- 1977-02-24 DK DK81377A patent/DK81377A/da not_active Application Discontinuation
- 1977-02-24 JP JP1876777A patent/JPS52103387A/ja active Pending
- 1977-02-24 IT IT20634/77A patent/IT1075295B/it active
- 1977-02-25 SE SE7702138A patent/SE7702138L/xx unknown
- 1977-02-25 GB GB8085/77A patent/GB1579041A/en not_active Expired
- 1977-02-25 DE DE19772708276 patent/DE2708276A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US4180475A (en) | 1979-12-25 |
| DK81377A (da) | 1977-08-27 |
| DE2708276A1 (de) | 1977-09-01 |
| IT1075295B (it) | 1985-04-22 |
| SE7702138L (sv) | 1977-08-27 |
| GB1579041A (en) | 1980-11-12 |
| JPS52103387A (en) | 1977-08-30 |
| FR2353626A1 (fr) | 1977-12-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |