GB1418441A - Nematic mixtures with positive dielectric anisotropy - Google Patents
Nematic mixtures with positive dielectric anisotropyInfo
- Publication number
- GB1418441A GB1418441A GB1100374A GB1100374A GB1418441A GB 1418441 A GB1418441 A GB 1418441A GB 1100374 A GB1100374 A GB 1100374A GB 1100374 A GB1100374 A GB 1100374A GB 1418441 A GB1418441 A GB 1418441A
- Authority
- GB
- United Kingdom
- Prior art keywords
- compound
- weight
- formula
- alkyl
- nematic
- 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
- 239000000203 mixture Substances 0.000 title abstract 5
- 150000001875 compounds Chemical class 0.000 abstract 6
- 125000004432 carbon atom Chemical group C* 0.000 abstract 2
- 125000001140 1,4-phenylene group Chemical group [H]C1=C([H])C([*:2])=C([H])C([H])=C1[*:1] 0.000 abstract 1
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 125000005337 azoxy group Chemical group [N+]([O-])(=N*)* 0.000 abstract 1
- 235000010290 biphenyl Nutrition 0.000 abstract 1
- 239000004305 biphenyl Substances 0.000 abstract 1
- 125000005708 carbonyloxy group Chemical group [*:2]OC([*:1])=O 0.000 abstract 1
- 125000005265 dialkylamine group Chemical group 0.000 abstract 1
- 239000004973 liquid crystal related substance Substances 0.000 abstract 1
- 239000011159 matrix material Substances 0.000 abstract 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 abstract 1
- 230000007704 transition Effects 0.000 abstract 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
- C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
- C09K19/46—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing esters
-
- 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
- C09K19/20—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers
- C09K19/2007—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers the chain containing -COO- or -OCO- groups
-
- 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
- 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
-
- 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
- C09K19/48—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing Schiff bases
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Liquid Crystal Substances (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732321632 DE2321632C3 (de) | 1973-04-28 | Modifizierte nematische Gemische mit positiver dielektrischer Anisotropie und deren Verwendung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1418441A true GB1418441A (en) | 1975-12-17 |
Family
ID=5879596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1100374A Expired GB1418441A (en) | 1973-04-28 | 1974-03-12 | Nematic mixtures with positive dielectric anisotropy |
Country Status (9)
| Country | Link |
|---|---|
| AT (1) | AT338344B (enrdf_load_stackoverflow) |
| BE (1) | BE814291A (enrdf_load_stackoverflow) |
| CH (1) | CH590914A5 (enrdf_load_stackoverflow) |
| DD (1) | DD112704A5 (enrdf_load_stackoverflow) |
| FR (1) | FR2227052B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1418441A (enrdf_load_stackoverflow) |
| IL (1) | IL44425A (enrdf_load_stackoverflow) |
| IT (1) | IT1011281B (enrdf_load_stackoverflow) |
| NL (1) | NL7404905A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2745050A1 (de) * | 1976-10-06 | 1978-04-13 | Sharp Kk | Material aus fluessigen kristallen |
| US9982194B2 (en) | 2011-12-20 | 2018-05-29 | Mereck Patent Gmbh | Liquid-crystalline media |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS564596B2 (enrdf_load_stackoverflow) * | 1972-12-06 | 1981-01-30 | ||
| JPS562115B2 (enrdf_load_stackoverflow) * | 1973-03-13 | 1981-01-17 | ||
| JPS5043076A (enrdf_load_stackoverflow) * | 1973-08-20 | 1975-04-18 | ||
| JPS50150684A (enrdf_load_stackoverflow) * | 1974-05-25 | 1975-12-03 | ||
| US4147651A (en) * | 1974-09-03 | 1979-04-03 | Beckman Instruments, Inc. | Biphenyl based liquid crystal compositions |
| US3975286A (en) * | 1974-09-03 | 1976-08-17 | Beckman Instruments, Inc. | Low voltage actuated field effect liquid crystals compositions and method of synthesis |
| 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 |
| JPS5159667A (enrdf_load_stackoverflow) * | 1974-11-21 | 1976-05-24 | Suwa Seikosha Kk | |
| JPS6341589A (ja) * | 1986-08-07 | 1988-02-22 | Hisato Sato | Ｐ型液晶組成物 |
-
1974
- 1974-03-12 GB GB1100374A patent/GB1418441A/en not_active Expired
- 1974-03-14 IL IL44425A patent/IL44425A/en unknown
- 1974-04-10 NL NL7404905A patent/NL7404905A/xx not_active Application Discontinuation
- 1974-04-24 CH CH560974A patent/CH590914A5/xx not_active IP Right Cessation
- 1974-04-24 FR FR7414175A patent/FR2227052B1/fr not_active Expired
- 1974-04-24 IT IT50616/74A patent/IT1011281B/it active
- 1974-04-25 AT AT343174A patent/AT338344B/de not_active IP Right Cessation
- 1974-04-26 BE BE7000515A patent/BE814291A/xx unknown
- 1974-04-26 DD DD178156A patent/DD112704A5/xx unknown
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2745050A1 (de) * | 1976-10-06 | 1978-04-13 | Sharp Kk | Material aus fluessigen kristallen |
| US9982194B2 (en) | 2011-12-20 | 2018-05-29 | Mereck Patent Gmbh | Liquid-crystalline media |
| US10072209B2 (en) | 2011-12-20 | 2018-09-11 | Merck Patent Gmbh | Liquid-crystalline media |
| US11377596B2 (en) | 2011-12-20 | 2022-07-05 | Merck Patent Gmbh | Liquid-crystalline media |
Also Published As
| Publication number | Publication date |
|---|---|
| ATA343174A (de) | 1976-12-15 |
| IL44425A0 (en) | 1974-06-30 |
| NL7404905A (enrdf_load_stackoverflow) | 1974-10-30 |
| DE2321632A1 (de) | 1974-11-21 |
| IT1011281B (it) | 1977-01-20 |
| IL44425A (en) | 1977-10-31 |
| BE814291A (nl) | 1974-08-16 |
| DE2321632B2 (de) | 1976-04-01 |
| DD112704A5 (enrdf_load_stackoverflow) | 1975-04-20 |
| FR2227052B1 (enrdf_load_stackoverflow) | 1978-06-02 |
| FR2227052A1 (enrdf_load_stackoverflow) | 1974-11-22 |
| AT338344B (de) | 1977-08-25 |
| CH590914A5 (enrdf_load_stackoverflow) | 1977-08-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0206228B1 (en) | Ferroelectric chiral smetic liquid crystal composition and light switching element | |
| GB1418441A (en) | Nematic mixtures with positive dielectric anisotropy | |
| GB1505192A (en) | Electro-optical cell for field effect type liquid crystal display | |
| GB1461857A (en) | Nematic liquid crystal 0mposition and electro-optical display devices utilising such a composition | |
| GB1452826A (en) | Liquid crystal compositions | |
| GB1396846A (en) | Liquid crystal display device | |
| CN102433133B (zh) | 向列型液晶组合物 | |
| GB1400495A (en) | Display devices | |
| JPS61195187A (ja) | 強誘電性カイラルスメクチツク液晶組成物 | |
| US4285829A (en) | Liquid-crystalline dielectric | |
| US4348298A (en) | Nematic liquid crystal mixtures | |
| JPS62167388A (ja) | ネマチツク液晶組成物 | |
| GB1490224A (en) | Mixture of nematic liquid crystals exhibiting a positive dielectric anisotropy and a wide temperature range | |
| GB1501718A (en) | Nematic liquid crystal material | |
| US4020002A (en) | Non-schiff base field effect liquid crystal composition | |
| US3960752A (en) | Liquid crystal compositions | |
| GB1410223A (en) | Liquid crystalline compounds | |
| JPS63125593A (ja) | 液晶組成物 | |
| Osman et al. | trans, trans-Cyclohexyl Cyclohexanoates a New Class of Aliphatic Liquid Crystals | |
| CN106590686B (zh) | 液晶组合物及其应用 | |
| CN113652245A (zh) | 一种宽温的负性向列相液晶组合物及其应用 | |
| US4196975A (en) | Azine liquid crystal compounds for use in light-control devices | |
| JPH0317185A (ja) | 液晶組成物 | |
| JPS55151077A (en) | Nematic liquid crystal composition | |
| GB1441541A (en) | Liquid crystal display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| 48S | Specification amended (sect. 8/1949) | ||
| SPA | Amended specification published | ||
| PCNP | Patent ceased through non-payment of renewal fee |