DE2640902C3 - Nematische Flüssigkeitskristallzusammensetzung mit deutlich positiver dielektrischer Anisotropie, ihre Verwendung in oder zur Herstellung von Flüssigkristall-Anzeigevorrichtungen - Google Patents
Nematische Flüssigkeitskristallzusammensetzung mit deutlich positiver dielektrischer Anisotropie, ihre Verwendung in oder zur Herstellung von Flüssigkristall-AnzeigevorrichtungenInfo
- Publication number
- DE2640902C3 DE2640902C3 DE2640902A DE2640902A DE2640902C3 DE 2640902 C3 DE2640902 C3 DE 2640902C3 DE 2640902 A DE2640902 A DE 2640902A DE 2640902 A DE2640902 A DE 2640902A DE 2640902 C3 DE2640902 C3 DE 2640902C3
- Authority
- DE
- Germany
- Prior art keywords
- liquid crystal
- terphenyl
- crystal composition
- dielectric anisotropy
- weight
- 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
- 239000004973 liquid crystal related substance Substances 0.000 title claims description 68
- 239000000203 mixture Substances 0.000 title claims description 63
- 239000004988 Nematic liquid crystal Substances 0.000 title claims description 16
- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 claims description 28
- 150000001875 compounds Chemical class 0.000 claims description 18
- OIAQMFOKAXHPNH-UHFFFAOYSA-N 1,2-diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC=C1C1=CC=CC=C1 OIAQMFOKAXHPNH-UHFFFAOYSA-N 0.000 claims description 15
- 210000004027 cell Anatomy 0.000 description 5
- 230000005669 field effect Effects 0.000 description 5
- 150000001911 terphenyls Chemical class 0.000 description 3
- 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 2
- XJKSTNDFUHDPQJ-UHFFFAOYSA-N 1,4-diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=C(C=2C=CC=CC=2)C=C1 XJKSTNDFUHDPQJ-UHFFFAOYSA-N 0.000 description 2
- 239000005164 4,4'-Bis(hexyloxy)azoxybenzene Substances 0.000 description 2
- 239000000374 eutectic mixture Substances 0.000 description 2
- FEIWNULTQYHCDN-UHFFFAOYSA-N mbba Chemical compound C1=CC(CCCC)=CC=C1N=CC1=CC=C(OC)C=C1 FEIWNULTQYHCDN-UHFFFAOYSA-N 0.000 description 2
- DBOAVDSSZWDGTH-UHFFFAOYSA-N n-(4-butylphenyl)-1-(4-ethoxyphenyl)methanimine Chemical compound C1=CC(CCCC)=CC=C1N=CC1=CC=C(OCC)C=C1 DBOAVDSSZWDGTH-UHFFFAOYSA-N 0.000 description 2
- NYJOAZXGKLCRSV-UHFFFAOYSA-N n-(4-nitrophenyl)-1-phenylmethanimine Chemical class C1=CC([N+](=O)[O-])=CC=C1N=CC1=CC=CC=C1 NYJOAZXGKLCRSV-UHFFFAOYSA-N 0.000 description 2
- 229930184652 p-Terphenyl Natural products 0.000 description 2
- LWPWICQRCLMVST-UHFFFAOYSA-N (4-butylphenyl)-(4-methoxyphenyl)imino-oxidoazanium Chemical compound C1=CC(CCCC)=CC=C1[N+]([O-])=NC1=CC=C(OC)C=C1 LWPWICQRCLMVST-UHFFFAOYSA-N 0.000 description 1
- BZRVTWXLAZABOC-UHFFFAOYSA-N (4-butylphenyl)imino-(4-methoxyphenyl)-oxidoazanium Chemical compound C1=CC(CCCC)=CC=C1N=[N+]([O-])C1=CC=C(OC)C=C1 BZRVTWXLAZABOC-UHFFFAOYSA-N 0.000 description 1
- WEVHNNKLVYDSPV-UHFFFAOYSA-N (4-ethoxyphenyl)-(4-hexylphenyl)imino-oxidoazanium Chemical compound C(C)OC1=CC=C(C=C1)[N+]([O-])=NC1=CC=C(C=C1)CCCCCC WEVHNNKLVYDSPV-UHFFFAOYSA-N 0.000 description 1
- VDCREUBSEISUHQ-UHFFFAOYSA-N (4-ethoxyphenyl)imino-(4-hexylphenyl)-oxidoazanium Chemical compound C(CCCCC)C1=CC=C(C=C1)[N+]([O-])=NC1=CC=C(C=C1)OCC VDCREUBSEISUHQ-UHFFFAOYSA-N 0.000 description 1
- IUYMDBDCVZHYAY-UHFFFAOYSA-N (4-hexylphenyl)-(4-methoxyphenyl)imino-oxidoazanium Chemical compound C(CCCCC)C1=CC=C(C=C1)[N+]([O-])=NC1=CC=C(C=C1)OC IUYMDBDCVZHYAY-UHFFFAOYSA-N 0.000 description 1
- YPEVYCVUCNWZID-UHFFFAOYSA-N (4-hexylphenyl)imino-(4-methoxyphenyl)-oxidoazanium Chemical compound COC1=CC=C(C=C1)[N+]([O-])=NC1=CC=C(C=C1)CCCCCC YPEVYCVUCNWZID-UHFFFAOYSA-N 0.000 description 1
- ANTUKSPNJZPWAA-UHFFFAOYSA-N 4-(benzylideneamino)benzonitrile Chemical class C1=CC(C#N)=CC=C1N=CC1=CC=CC=C1 ANTUKSPNJZPWAA-UHFFFAOYSA-N 0.000 description 1
- 239000004986 Cholesteric liquid crystals (ChLC) Substances 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 125000006267 biphenyl group Chemical group 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 210000002858 crystal cell Anatomy 0.000 description 1
- 238000005090 crystal field Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910003437 indium oxide Inorganic materials 0.000 description 1
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- JAQMJXAHHNRSAR-UHFFFAOYSA-N n-(2-butyl-4-nitrophenyl)-1-phenylmethanimine Chemical compound CCCCC1=CC([N+]([O-])=O)=CC=C1N=CC1=CC=CC=C1 JAQMJXAHHNRSAR-UHFFFAOYSA-N 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000007740 vapor deposition Methods 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
- C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
- C09K19/44—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing compounds with benzene rings directly linked
-
- 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
- C09K19/02—Liquid crystal materials characterised by optical, electrical or physical properties of the components, in general
- C09K19/0208—Twisted Nematic (T.N.); Super Twisted Nematic (S.T.N.); Optical Mode Interference (O.M.I.)
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Liquid Crystal Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50110105A JPS5235183A (en) | 1975-09-12 | 1975-09-12 | Liquid crystal composition for electoric field effect type display |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2640902A1 DE2640902A1 (de) | 1977-03-17 |
| DE2640902B2 DE2640902B2 (de) | 1978-04-20 |
| DE2640902C3 true DE2640902C3 (de) | 1978-12-14 |
Family
ID=14527155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2640902A Expired DE2640902C3 (de) | 1975-09-12 | 1976-09-10 | Nematische Flüssigkeitskristallzusammensetzung mit deutlich positiver dielektrischer Anisotropie, ihre Verwendung in oder zur Herstellung von Flüssigkristall-Anzeigevorrichtungen |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4076646A (OSRAM) |
| JP (1) | JPS5235183A (OSRAM) |
| CH (1) | CH604199A5 (OSRAM) |
| DE (1) | DE2640902C3 (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4198130A (en) * | 1977-06-03 | 1980-04-15 | Hoffmann-La Roche Inc. | Liquid crystal mixtures |
| US4894180A (en) * | 1987-01-07 | 1990-01-16 | Fuji Photo Film Co., Ltd. | Liquid crystal optical element |
Family Cites Families (11)
| 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 |
| US3815972A (en) * | 1972-08-09 | 1974-06-11 | Olivetti & Co Spa | Low voltage liquid crystal display |
| JPS5243189B2 (OSRAM) * | 1972-08-18 | 1977-10-28 | ||
| JPS4962390A (OSRAM) * | 1972-10-17 | 1974-06-17 | ||
| GB1433130A (en) * | 1972-11-09 | 1976-04-22 | Secr Defence | Substituted biphenyl and polyphenyl compounds and liquid crystal materials and devices containing them |
| DE2418703C3 (de) * | 1973-04-24 | 1978-06-29 | Dai Nippon Toryo K.K., Osaka (Japan) | Nematische Flüssigkeitskristallmasse und deren Verwendung in elektrooptischen Elementen |
| US3981558A (en) * | 1973-11-12 | 1976-09-21 | Timex Corporation | Liquid crystal electro-optical display |
| US4137192A (en) * | 1974-01-25 | 1979-01-30 | Canon Kabushiki Kaisha | Liquid crystalline composition |
| US3983049A (en) * | 1974-05-02 | 1976-09-28 | General Electric Company | Liquid crystal compositions with positive dielectric anisotropy |
| FR2280700A1 (fr) * | 1974-07-31 | 1976-02-27 | Dainippon Toryo Kk | Compositions de liquide nematiquement cristallin |
| US3975286A (en) * | 1974-09-03 | 1976-08-17 | Beckman Instruments, Inc. | Low voltage actuated field effect liquid crystals compositions and method of synthesis |
-
1975
- 1975-09-12 JP JP50110105A patent/JPS5235183A/ja active Granted
-
1976
- 1976-09-08 US US05/721,410 patent/US4076646A/en not_active Expired - Lifetime
- 1976-09-10 CH CH1149176A patent/CH604199A5/xx not_active IP Right Cessation
- 1976-09-10 DE DE2640902A patent/DE2640902C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2640902B2 (de) | 1978-04-20 |
| US4076646A (en) | 1978-02-28 |
| DE2640902A1 (de) | 1977-03-17 |
| JPS5235183A (en) | 1977-03-17 |
| CH604199A5 (OSRAM) | 1978-08-31 |
| JPS5640189B2 (OSRAM) | 1981-09-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |