KR100463890B1 - 광학활성화합물및이를함유하는반강유전성액정조성물 - Google Patents
광학활성화합물및이를함유하는반강유전성액정조성물 Download PDFInfo
- Publication number
- KR100463890B1 KR100463890B1 KR1019970035283A KR19970035283A KR100463890B1 KR 100463890 B1 KR100463890 B1 KR 100463890B1 KR 1019970035283 A KR1019970035283 A KR 1019970035283A KR 19970035283 A KR19970035283 A KR 19970035283A KR 100463890 B1 KR100463890 B1 KR 100463890B1
- Authority
- KR
- South Korea
- Prior art keywords
- liquid crystal
- compound
- antiferroelectric liquid
- temperature
- group
- 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 - Fee Related
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Classifications
-
- 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
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
- C09K19/3441—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom
- C09K19/345—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom the heterocyclic ring being a six-membered aromatic ring containing two nitrogen atoms
- C09K19/3458—Uncondensed pyrimidines
-
- 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
- C07D239/28—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 hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
- C07D239/32—One oxygen, sulfur or nitrogen atom
- C07D239/34—One oxygen atom
-
- 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
- C09K19/0266—Antiferroelectrics
-
- 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
- C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
- C09K19/3441—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom
- C09K19/345—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom the heterocyclic ring being a six-membered aromatic ring containing two nitrogen atoms
- C09K19/3458—Uncondensed pyrimidines
- C09K19/3463—Pyrimidine with a carbon chain containing at least one asymmetric carbon atom, i.e. optically active pyrimidines
-
- 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
- C09K19/20—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
- C09K2019/2042—Ph-Ph-COO-Ph
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Liquid Crystal Substances (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP96-214045 | 1996-07-26 | ||
| JP21404596 | 1996-07-26 | ||
| JP97-171247 | 1997-06-13 | ||
| JP17124797A JP4044175B2 (ja) | 1996-07-26 | 1997-06-13 | 光学活性化合物及び該化合物を含有する反強誘電性液晶組成物 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR19990012017A KR19990012017A (ko) | 1999-02-25 |
| KR100463890B1 true KR100463890B1 (ko) | 2005-07-21 |
Family
ID=26494040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019970035283A Expired - Fee Related KR100463890B1 (ko) | 1996-07-26 | 1997-07-26 | 광학활성화합물및이를함유하는반강유전성액정조성물 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US5820782A (enExample) |
| EP (1) | EP0821050B1 (enExample) |
| JP (1) | JP4044175B2 (enExample) |
| KR (1) | KR100463890B1 (enExample) |
| DE (1) | DE69708540T2 (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6151095A (en) * | 1997-03-24 | 2000-11-21 | Citizen Watch Co., Ltd. | Anti-ferroelectric liquid crystal cell |
| JPH10333152A (ja) * | 1997-03-31 | 1998-12-18 | Denso Corp | 液晶セル |
| US6057007A (en) * | 1998-08-10 | 2000-05-02 | 3M Innovative Properties Company | Tristable liquid crystal display device |
| US6084649A (en) * | 1998-08-10 | 2000-07-04 | 3M Innovative Properties Company | Tristable liquid crystal display device |
| IL159058A0 (en) * | 2001-06-12 | 2004-05-12 | Neurogen Corp | 2,5-diarylpyrazines, 2,5-diarylpyridines and 2,5-diarylpyrimidines as crf1 receptor modulators |
| KR101134510B1 (ko) * | 2009-12-30 | 2012-04-13 | (주)이엔바이오21 | 역세여과장치를 이용한 폐수 처리 장치 및 그에 따른 폐수 처리 방법 |
| CN116547364A (zh) * | 2020-12-02 | 2023-08-04 | 默克专利股份有限公司 | 铁电性向列型液晶介质 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2030390C1 (ru) * | 1988-04-27 | 1995-03-10 | Московское научно-производственное объединение "НИОПИК" | Оптически активные сложные диэфиры ароматических трехкольчатых кислот в качестве хиральных компонентов для жидкокристаллических сегнетоэлектриков |
| JPH0429954A (ja) * | 1990-05-24 | 1992-01-31 | Fuji Photo Film Co Ltd | 光学活性化合物及びこれを含む液晶組成物 |
| JPH05306247A (ja) * | 1992-04-24 | 1993-11-19 | Fuji Photo Film Co Ltd | 光学活性化合物及びこれを含む液晶組成物 |
| JP3215229B2 (ja) * | 1992-07-30 | 2001-10-02 | 株式会社半導体エネルギー研究所 | 光学活性化合物及び該化合物を含有する液晶組成物 |
| JPH0710846A (ja) * | 1993-06-22 | 1995-01-13 | Japan Energy Corp | 新規なエステル化合物、これを含む混合液晶及び光スイッチング素子 |
-
1997
- 1997-06-13 JP JP17124797A patent/JP4044175B2/ja not_active Expired - Fee Related
- 1997-07-25 EP EP97305618A patent/EP0821050B1/en not_active Expired - Lifetime
- 1997-07-25 DE DE69708540T patent/DE69708540T2/de not_active Expired - Lifetime
- 1997-07-25 US US08/901,236 patent/US5820782A/en not_active Expired - Fee Related
- 1997-07-26 KR KR1019970035283A patent/KR100463890B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE69708540D1 (de) | 2002-01-10 |
| EP0821050A1 (en) | 1998-01-28 |
| US5820782A (en) | 1998-10-13 |
| KR19990012017A (ko) | 1999-02-25 |
| JP4044175B2 (ja) | 2008-02-06 |
| DE69708540T2 (de) | 2002-05-23 |
| JPH1095775A (ja) | 1998-04-14 |
| EP0821050B1 (en) | 2001-11-28 |
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| PG1501 | Laying open of application |
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| N231 | Notification of change of applicant | ||
| PN2301 | Change of applicant |
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