KR900014301A - 네개고리 에스테르 및 에테르 - Google Patents
네개고리 에스테르 및 에테르 Download PDFInfo
- Publication number
- KR900014301A KR900014301A KR1019900003125A KR900003125A KR900014301A KR 900014301 A KR900014301 A KR 900014301A KR 1019900003125 A KR1019900003125 A KR 1019900003125A KR 900003125 A KR900003125 A KR 900003125A KR 900014301 A KR900014301 A KR 900014301A
- Authority
- KR
- South Korea
- Prior art keywords
- general formula
- liquid crystal
- ethers
- meanings indicated
- formula
- Prior art date
Links
Classifications
-
- 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
- C07C69/84—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring of monocyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms 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
- C09K19/04—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
- C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
- C09K19/3001—Cyclohexane rings
- C09K19/3066—Cyclohexane rings in which the rings are linked by a chain containing carbon and oxygen atoms, e.g. esters or ethers
- C09K19/3068—Cyclohexane rings in which the rings are linked by a chain containing carbon and oxygen atoms, e.g. esters or ethers 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
- C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
- C09K19/3001—Cyclohexane rings
- C09K19/3066—Cyclohexane rings in which the rings are linked by a chain containing carbon and oxygen atoms, e.g. esters or ethers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Liquid Crystal Substances (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (5)
- 일반식(I)의 네개고리 에스테르와 에테르상기식에서, R1과 R2는 상호 독립적으로 탄소수 9까지 가지는 알킬 또는 알케닐 또는 이들의 잔기이고, 여기서 하나의 CH2그룹은 산소에 의해 대치되며, m과 n은 각기 1 또는 2이고, m과 n의 합계는 3이고, X1과 X2는 각기 수소 또는 플루오르이고, 그리고 Q는 -CH2- 또는 -CO-이고, m=2인 경우 Q는 CH2그리고/또는 적어도 X1과 X2의 하나가 F인 조건을 가진다.
- 일반식(I)의 네개고리 에스테르와 에테르를 제조하는 방법에 있어서, Q=-CO-인 경우에 일반식(Ⅲ)의 카르복실산 또는 이들의 반응성 유도체를(여기서, R1과 m은 제1항에서 표시한 뜻을 가진다), 일반식(Ⅳ)의 페놀 또는 이들의 반응성 유도체와(여기서, X1,X2,n 그리고 R2는 제1항에서 표시한 뜻을 가진다)반응시키거나, 또는 Q=-CH2-인 경우에, 일반식(V)의 할로겐화물 또는 이들의 반응성 유도체와(여기서, R1과 m은 제1항에서 표시한 뜻을 가지며, 그리고 Y는 할로겐이다) 일반식(Ⅳ)의 페놀 또는 대응되는 페놀레이트와 반응시킴을 특징으로 하는 일반식(I)의 네개고리 에스테르와 에테르의 제조방법.
- 적어도 두개의 성분의 혼합물인 액정매체에 있어서, 적어도 하나의 성분이 일반식(I)의 네개 고리 에스테르 또는 에테르인 것을 특징으로 하는 액정 매체.
- 액정표시장치에 있어서, 이것이 제3항에 있어서, 액정매체를 함유하는 것을 특징으로 하는 액정표시장치.
- 전광표시장치에 있어서, 이것이 제3항의 액정매체를 함유하는 것을 특징으로 하는 전광표시장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8905840A GB2229178B (en) | 1989-03-14 | 1989-03-14 | Four ring esters and ethers |
GB8905840.8 | 1989-03-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR900014301A true KR900014301A (ko) | 1990-10-23 |
Family
ID=10653299
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900003125A KR900014301A (ko) | 1989-03-14 | 1990-03-09 | 네개고리 에스테르 및 에테르 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5190692A (ko) |
JP (1) | JPH02279649A (ko) |
KR (1) | KR900014301A (ko) |
GB (1) | GB2229178B (ko) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2977410B2 (ja) * | 1993-04-26 | 1999-11-15 | シャープ株式会社 | 強誘電性液晶組成物およびこれを用いた素子 |
EP1043299B1 (en) * | 1996-04-02 | 2008-10-15 | Chisso Corporation | Liquid crystalline compound, liquid crystal composition comprising the liquid crystalline compound, and liquid crystal display device using the liquid crystal composition |
US6413448B1 (en) | 1999-04-26 | 2002-07-02 | Displaytech, Inc. | Cyclohexyl- and cyclohexenyl-substituted liquid crystals with low birefringence |
US7195719B1 (en) | 2001-01-03 | 2007-03-27 | Displaytech, Inc. | High polarization ferroelectric liquid crystal compositions |
US6838128B1 (en) | 2002-02-05 | 2005-01-04 | Displaytech, Inc. | High polarization dopants for ferroelectric liquid crystal compositions |
CN102186946B (zh) * | 2008-10-15 | 2014-02-12 | Jnc株式会社 | 液晶组成物以及液晶显示元件 |
US9933679B2 (en) | 2013-07-17 | 2018-04-03 | Lc Vision, Llc | Birefringence improving agent, ferroelectric liquid crystal composition and liquid crystal display device using the agent, and compound |
JP6848140B2 (ja) * | 2016-03-31 | 2021-03-24 | Jnc株式会社 | 液晶組成物および液晶表示素子 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2933563A1 (de) * | 1979-07-18 | 1981-02-05 | Bbc Brown Boveri & Cie | Anisotrope verbindungen mit negativer dk-anisotropie |
US4472592A (en) * | 1982-07-09 | 1984-09-18 | Dainippon Ink And Chemicals, Inc. | Nematic liquid crystalline compounds |
US4550981A (en) * | 1982-09-30 | 1985-11-05 | Hoffmann-La Roche Inc. | Liquid crystalline esters and mixtures |
US4565425A (en) * | 1983-03-16 | 1986-01-21 | Hoffmann-La Roche Inc. | Liquid crystals |
GB8314077D0 (en) * | 1983-05-20 | 1983-06-29 | Secr Defence | Disubstituted ethanes |
DE3468860D1 (en) * | 1983-08-04 | 1988-02-25 | Merck Patent Gmbh | Nematic compounds |
JPS60226845A (ja) * | 1984-04-25 | 1985-11-12 | Dainippon Ink & Chem Inc | 新規ネマチツク液晶化合物 |
DE3510432A1 (de) * | 1985-03-22 | 1986-09-25 | Merck Patent Gmbh, 6100 Darmstadt | Cyclohexanderivate |
DE3510434A1 (de) * | 1985-03-22 | 1986-09-25 | Merck Patent Gmbh, 6100 Darmstadt | Cyclohexanderivate |
WO1987005012A2 (en) * | 1986-02-21 | 1987-08-27 | The Secretary Of State For Defence In Her Britanni | Liquid crystal compounds, mixtures and devices |
DE3807863A1 (de) * | 1988-03-10 | 1989-09-21 | Merck Patent Gmbh | 2,3-difluorbenzolderivate |
DE3807872A1 (de) * | 1988-03-10 | 1989-09-21 | Merck Patent Gmbh | Difluorbenzolderivate |
-
1989
- 1989-03-14 GB GB8905840A patent/GB2229178B/en not_active Expired - Fee Related
-
1990
- 1990-03-09 KR KR1019900003125A patent/KR900014301A/ko not_active Application Discontinuation
- 1990-03-13 US US07/492,144 patent/US5190692A/en not_active Expired - Fee Related
- 1990-03-14 JP JP2061344A patent/JPH02279649A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US5190692A (en) | 1993-03-02 |
JPH02279649A (ja) | 1990-11-15 |
GB2229178B (en) | 1992-09-16 |
GB8905840D0 (en) | 1989-04-26 |
GB2229178A (en) | 1990-09-19 |
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Legal Events
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WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |