DE19750957A1 - Supertwist-Flüssigkristallanzeige - Google Patents
Supertwist-FlüssigkristallanzeigeInfo
- Publication number
- DE19750957A1 DE19750957A1 DE19750957A DE19750957A DE19750957A1 DE 19750957 A1 DE19750957 A1 DE 19750957A1 DE 19750957 A DE19750957 A DE 19750957A DE 19750957 A DE19750957 A DE 19750957A DE 19750957 A1 DE19750957 A1 DE 19750957A1
- Authority
- DE
- Germany
- Prior art keywords
- compounds
- component
- liquid crystal
- alkyl
- formula
- 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.)
- Ceased
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 38
- 150000001875 compounds Chemical class 0.000 claims abstract description 113
- 239000000203 mixture Substances 0.000 claims abstract description 54
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 25
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 23
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 12
- 125000003342 alkenyl group Chemical group 0.000 claims abstract description 9
- 239000011737 fluorine Substances 0.000 claims abstract description 8
- 239000004988 Nematic liquid crystal Substances 0.000 claims abstract description 7
- 239000011306 natural pitch Substances 0.000 claims abstract description 4
- 125000004432 carbon atom Chemical group C* 0.000 claims description 42
- 125000001140 1,4-phenylene group Chemical group [H]C1=C([H])C([*:2])=C([H])C([H])=C1[*:1] 0.000 claims description 8
- 125000001153 fluoro group Chemical group F* 0.000 claims description 4
- 239000004986 Cholesteric liquid crystals (ChLC) Substances 0.000 claims description 3
- 125000003545 alkoxy group Chemical group 0.000 claims description 3
- 125000003302 alkenyloxy group Chemical group 0.000 claims description 2
- 239000000758 substrate Substances 0.000 abstract 2
- -1 4-cyano-3-fluorophenyl Chemical group 0.000 abstract 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 abstract 1
- 125000004429 atom Chemical group 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 239000004305 biphenyl Substances 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 125000005708 carbonyloxy group Chemical group [*:2]OC([*:1])=O 0.000 abstract 1
- 125000005678 ethenylene group Chemical group [H]C([*:1])=C([H])[*:2] 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 abstract 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 abstract 1
- 125000005740 oxycarbonyl group Chemical group [*:1]OC([*:2])=O 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 description 6
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 235000021391 short chain fatty acids Nutrition 0.000 description 3
- 125000005450 2,3-difluoro-1,4-phenylene group Chemical group [H]C1=C([*:2])C(F)=C(F)C([*:1])=C1[H] 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- JRXXLCKWQFKACW-UHFFFAOYSA-N biphenylacetylene Chemical class C1=CC=CC=C1C#CC1=CC=CC=C1 JRXXLCKWQFKACW-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- MPAIWVOBMLSHQA-UHFFFAOYSA-N 3,6-dihydroxybenzene-1,2-dicarbonitrile Chemical class OC1=CC=C(O)C(C#N)=C1C#N MPAIWVOBMLSHQA-UHFFFAOYSA-N 0.000 description 1
- 101150076489 B gene Proteins 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 150000004074 biphenyls Chemical class 0.000 description 1
- WCLNGBQPTVENHV-MKQVXYPISA-N cholesteryl nonanoate Chemical compound C([C@@H]12)C[C@]3(C)[C@@H]([C@H](C)CCCC(C)C)CC[C@H]3[C@@H]1CC=C1[C@]2(C)CC[C@H](OC(=O)CCCCCCCC)C1 WCLNGBQPTVENHV-MKQVXYPISA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 150000001934 cyclohexanes Chemical class 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- OPYYWWIJPHKUDZ-UHFFFAOYSA-N phenyl cyclohexanecarboxylate Chemical class C1CCCCC1C(=O)OC1=CC=CC=C1 OPYYWWIJPHKUDZ-UHFFFAOYSA-N 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000009466 transformation Effects 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
- C09K19/46—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing esters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/49—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
- C07C255/50—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton to carbon atoms of non-condensed six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/49—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
- C07C255/55—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing cyano groups and esterified hydroxy groups bound to the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/74—Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring
- C07C69/753—Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring of polycyclic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of 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
- C09K19/02—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)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Liquid Crystal Substances (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19750957A DE19750957A1 (de) | 1996-11-30 | 1997-11-18 | Supertwist-Flüssigkristallanzeige |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19649678 | 1996-11-30 | ||
| DE19750957A DE19750957A1 (de) | 1996-11-30 | 1997-11-18 | Supertwist-Flüssigkristallanzeige |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE19750957A1 true DE19750957A1 (de) | 1998-06-04 |
Family
ID=7813230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19750957A Ceased DE19750957A1 (de) | 1996-11-30 | 1997-11-18 | Supertwist-Flüssigkristallanzeige |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US5976404A (https=) |
| JP (1) | JP4472032B2 (https=) |
| DE (1) | DE19750957A1 (https=) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1002848A1 (en) * | 1998-11-19 | 2000-05-24 | MERCK PATENT GmbH | Supertwisted nematic liquid crystal displays |
| EP1191083A1 (de) * | 2000-09-21 | 2002-03-27 | MERCK PATENT GmbH | TN-und STN-Flüssigkristallanzeigen |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3835804B4 (de) * | 1988-10-20 | 2006-12-28 | Merck Patent Gmbh | Nematische Flüssigkristallmischung |
| EP0842238B1 (de) * | 1995-08-01 | 2001-11-21 | MERCK PATENT GmbH | Flüssigkristallines medium |
| US6174457B1 (en) * | 1996-09-27 | 2001-01-16 | Chisso Corporation | Compound having alkadienyl group as side chain, and liquid crystal composition using same |
| DE19707956A1 (de) * | 1997-02-27 | 1998-09-03 | Merck Patent Gmbh | TN- und STN-Flüssigkristallanzeige |
| DE19733199A1 (de) | 1997-08-01 | 1999-02-04 | Merck Patent Gmbh | Nematische Flüssigkristallzusammensetzung |
| DE19844321B4 (de) * | 1997-10-06 | 2008-02-28 | Merck Patent Gmbh | Nematische Flüssigkristallmischung und Verwendung in einer STN-Flüssigkristallanzeige |
| DE19848098A1 (de) * | 1997-11-28 | 1999-06-17 | Merck Patent Gmbh | STN-Flüssigkristallanzeige |
| US6693223B1 (en) | 1997-11-28 | 2004-02-17 | Dainippon Ink And Chemicals, Inc. | Fluorine-substituted-4-alkenylbenzoic acid and derivatives thereof, and nematic liquid crystal composition containing cyanophenyl benzoate derivatives and liquid crystal display system using the same |
| JP4989815B2 (ja) * | 1998-09-12 | 2012-08-01 | メルク パテント ゲゼルシャフト ミット ベシュレンクテル ハフツング | 液晶媒体およびこれを含有する液晶ディスプレイ |
| DE19955940A1 (de) * | 1998-11-28 | 2000-05-31 | Merck Patent Gmbh | TN- und HTN-Flüssigkristallanzeige |
| DE10002462B4 (de) * | 1999-02-11 | 2010-04-15 | Merck Patent Gmbh | Flüssigkristallines Medium und seine Verwendung |
| DE10020059A1 (de) * | 1999-05-04 | 2001-01-11 | Merck Patent Gmbh | STN-Flüssigkristallanzeige |
| DE10053285A1 (de) * | 2000-10-27 | 2002-05-08 | Merck Patent Gmbh | Flüssigkristallmedium und elektrooptische Flüssigkristallanzeige |
| CN113801662B (zh) * | 2020-06-16 | 2024-11-05 | 石家庄诚志永华显示材料有限公司 | 一种向列相液晶组合物、液晶显示元件及液晶显示器 |
| CN117720437B (zh) * | 2023-08-29 | 2026-01-02 | 山东和桐新材料有限公司 | 负色散光学膜和化合物 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5387369A (en) * | 1988-10-20 | 1995-02-07 | Merck Patent Gesellschaft Mit Beschrankter Haftung | Supertwist liquid crystal display |
| US5516454A (en) * | 1989-07-13 | 1996-05-14 | Merck Patent Gesellschaft Mit Beschrankter Haftung | Supertwist liquid crystal display |
| DE4032579A1 (de) * | 1990-10-13 | 1992-04-16 | Merck Patent Gmbh | Supertwist-fluessigkristallanzeige |
| EP0494368B1 (de) * | 1990-12-07 | 1999-01-20 | MERCK PATENT GmbH | Supertwist-Flüssigkristallanzeige |
| EP0713515B1 (en) * | 1993-08-11 | 1997-11-26 | MERCK PATENT GmbH | Supertwist liquid-crystal display |
| US5702640A (en) * | 1993-11-25 | 1997-12-30 | Merck Patent Gesellschaft Mit Beschrankter Haftung | High-multiplexed supertwist liquid-crystal display |
-
1997
- 1997-11-18 DE DE19750957A patent/DE19750957A1/de not_active Ceased
- 1997-11-28 JP JP34199697A patent/JP4472032B2/ja not_active Expired - Lifetime
- 1997-11-28 US US08/980,350 patent/US5976404A/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1002848A1 (en) * | 1998-11-19 | 2000-05-24 | MERCK PATENT GmbH | Supertwisted nematic liquid crystal displays |
| EP1310541A3 (en) * | 1998-11-19 | 2006-05-24 | MERCK PATENT GmbH | Supertwisted nematic liquid crystal displays |
| EP1191083A1 (de) * | 2000-09-21 | 2002-03-27 | MERCK PATENT GmbH | TN-und STN-Flüssigkristallanzeigen |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4472032B2 (ja) | 2010-06-02 |
| JPH10158651A (ja) | 1998-06-16 |
| US5976404A (en) | 1999-11-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8131 | Rejection |