CN100532340C - 具有负介电各向异性的茚满化合物 - Google Patents

具有负介电各向异性的茚满化合物 Download PDF

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Publication number
CN100532340C
CN100532340C CNB028093909A CN02809390A CN100532340C CN 100532340 C CN100532340 C CN 100532340C CN B028093909 A CNB028093909 A CN B028093909A CN 02809390 A CN02809390 A CN 02809390A CN 100532340 C CN100532340 C CN 100532340C
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compounds
formula
substituted
indane
groups
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Chinese (zh)
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CN1507427A (zh
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V·雷芬瑞斯
M·汉克米尔
M·布莱玛
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Merck Patent GmbH
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Merck Patent GmbH
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
    • C07C49/753—Unsaturated compounds containing a keto groups being part of a ring containing ether groups, groups, groups, or groups
    • C07C49/755—Unsaturated compounds containing a keto groups being part of a ring containing ether groups, groups, groups, or groups a keto group being part of a condensed ring system with two or three rings, at least one ring being a six-membered aromatic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C25/00—Compounds containing at least one halogen atom bound to a six-membered aromatic ring
    • C07C25/18—Polycyclic aromatic halogenated hydrocarbons
    • C07C25/22—Polycyclic aromatic halogenated hydrocarbons with condensed rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/18—Preparation of halogenated hydrocarbons by replacement by halogens of oxygen atoms of carbonyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/25—Preparation of halogenated hydrocarbons by splitting-off hydrogen halides from halogenated hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/35—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/35—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
    • C07C17/354—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction by hydrogenation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/02—Ethers
    • C07C43/20—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
    • C07C43/225—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring containing halogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
    • C07C45/511—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups
    • C07C45/512—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being a free hydroxyl group
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
    • C07C49/687—Unsaturated compounds containing a keto groups being part of a ring containing halogen
    • C07C49/697—Unsaturated compounds containing a keto groups being part of a ring containing halogen containing six-membered aromatic rings
    • 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
    • C09K19/32—Non-steroidal liquid crystal compounds containing condensed ring systems, i.e. fused, bridged or spiro ring systems
    • 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
    • C09K19/3402—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having oxygen as hetero atom
    • C09K19/3405—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having oxygen as hetero atom the heterocyclic ring being a five-membered ring
    • C09K2019/3408—Five-membered ring with oxygen(s) in fused, bridged or spiro ring systems
    • 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
    • C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (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)
  • Furan Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
CNB028093909A 2001-07-20 2002-07-19 具有负介电各向异性的茚满化合物 Expired - Lifetime CN100532340C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10135499A DE10135499A1 (de) 2001-07-20 2001-07-20 Indanverbindungen mit negativem Delta-epsilon
DE10135499.1 2001-07-20

Publications (2)

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CN1507427A CN1507427A (zh) 2004-06-23
CN100532340C true CN100532340C (zh) 2009-08-26

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Country Link
US (1) US7122228B2 (https=)
EP (1) EP1409441B1 (https=)
JP (1) JP4410556B2 (https=)
KR (1) KR100884117B1 (https=)
CN (1) CN100532340C (https=)
AT (1) ATE449053T1 (https=)
DE (2) DE10135499A1 (https=)
TW (1) TWI243810B (https=)
WO (1) WO2003010120A1 (https=)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102795974A (zh) * 2012-07-31 2012-11-28 江苏和成显示科技股份有限公司 液晶介质及液晶组合物
CN105331371A (zh) * 2014-07-22 2016-02-17 江苏和成显示科技股份有限公司 负性液晶组合物及其应用
CN105331370A (zh) * 2014-07-22 2016-02-17 江苏和成显示科技股份有限公司 负性液晶组合物及其应用
CN108690640A (zh) * 2018-07-17 2018-10-23 烟台显华化工科技有限公司 一种含茚环的化合物及液晶介质

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10214938A1 (de) * 2002-04-04 2003-10-16 Merck Patent Gmbh Fluorierte Indene und 1,7-Dihydroindacene mit negativem delta epsilon
KR100526402B1 (ko) * 2002-11-22 2005-11-08 주식회사 엘지화학 고리형 올레핀계 부가 중합체를 포함하는 네가티브Ｃ-플레이트(ｎｅｇａｔｉｖｅ Ｃ-ｐｌａｔｅ)형 광학이방성 필름 및 이의 제조방법
EP1563035B1 (de) 2002-11-22 2007-09-12 MERCK PATENT GmbH Flüssigkristallines medium
US20080143896A1 (en) * 2003-05-06 2008-06-19 Electronically Shaded Glass, Inc. Window shading system
US7356969B1 (en) 2003-05-06 2008-04-15 Electronically Shaded Glass, Inc. Electronically shaded thin film transparent monochromatic liquid crystal display laminated window shading system
JP4742215B2 (ja) * 2003-06-23 2011-08-10 Ｊｎｃ株式会社 クロマン化合物、この化合物を含有する液晶組成物およびこの液晶組成物を含有する液晶表示素子
DE10336023B4 (de) 2003-08-01 2017-10-19 Merck Patent Gmbh Fluorierte Heterocyclen und ihre Verwendung in Flüssigkristallmischungen
DE10336016B4 (de) * 2003-08-01 2017-10-19 Merck Patent Gmbh Fluorierte Polycyclen und ihre Verwendung in Flüssigkristallmischungen
DE10341154B4 (de) * 2003-09-06 2012-05-16 Nematel Gmbh & Co. Kg Tricyclische Fluorverbindungen, flüssigkristallines Medium sowie dessen Verwendung
KR101240853B1 (ko) * 2003-10-17 2013-03-07 메르크 파텐트 게엠베하 플루오르화된 인데인 화합물을 포함하는 액정 매질
JP5224808B2 (ja) * 2004-04-26 2013-07-03 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 ａｓ−インダセン誘導体類
CN1989225B (zh) * 2004-07-02 2012-07-11 默克专利股份有限公司 液晶介质和包含该液晶介质的电光学显示器
KR101287242B1 (ko) 2005-07-20 2013-07-17 메르크 파텐트 게엠베하 Ｓ-인다센 및 인데노［5,6-ｄ］-1,3-다이옥솔 유도체, 및 액정 혼합물의 성분으로서의 그의 용도
US8025935B2 (en) * 2005-08-09 2011-09-27 Merck Patent Gmbh Liquid-crystalline medium
EP1958999B1 (de) 2007-02-13 2012-07-11 Merck Patent GmbH Flüssigkristallines Medium
US8801966B2 (en) 2008-02-08 2014-08-12 Vvi Bright China Ltd. Liquid crystals comprising cyclopentane groups
DE102009011666B4 (de) 2008-03-17 2018-12-27 Merck Patent Gmbh Flüssigkristallines Medium und seine Verwendung
KR20110005272A (ko) 2008-04-22 2011-01-17 메르크 파텐트 게엠베하 액정 매질
CN102408896B (zh) * 2010-09-21 2013-06-05 达兴材料股份有限公司 液晶化合物与液晶混合物
CN102477305B (zh) * 2010-11-25 2013-10-23 达兴材料股份有限公司 液晶化合物与液晶混合物
EP2652088B1 (de) 2010-12-17 2014-10-15 Merck Patent GmbH Flüssigkristallines medium
CN103131426B (zh) * 2011-11-25 2014-08-20 达兴材料股份有限公司 液晶化合物以及液晶介质
CN103058836B (zh) * 2012-01-18 2015-06-17 石家庄诚志永华显示材料有限公司 含有茚满和二氟亚甲氧基桥的液晶化合物及其制备方法与应用
CN102690167B (zh) * 2012-06-14 2014-10-22 江苏和成显示科技股份有限公司 含饱和茚环类的液晶化合物及其组合物
CN103058947B (zh) * 2012-12-24 2015-07-29 石家庄诚志永华显示材料有限公司 含有苯并噁唑和二氟亚甲氧基桥的液晶化合物及其制备方法与应用
CN103102887B (zh) * 2013-02-06 2014-09-10 江苏和成显示科技股份有限公司 一种苯并呋喃类衍生物液晶化合物及其组合物和应用
CN103194242A (zh) * 2013-04-16 2013-07-10 石家庄诚志永华显示材料有限公司 含有氘的液晶化合物及其制备方法与应用
CN103897708B (zh) * 2014-03-13 2016-08-24 石家庄诚志永华显示材料有限公司 一种正介电各向异性液晶组合物
CN105085151B (zh) * 2014-05-12 2017-02-15 江苏和成新材料有限公司 含烯键类的茚环化合物及其制备方法和应用
US10308871B2 (en) * 2015-02-19 2019-06-04 Jnc Corporation Liquid crystal compound having benzothiophene, liquid crystal composition and liquid crystal display device
KR102351039B1 (ko) * 2015-06-12 2022-01-13 삼성디스플레이 주식회사 액정 조성물 및 이를 포함하는 액정 표시 장치
CN106398716B (zh) * 2016-08-30 2018-05-22 北京燕化集联光电技术有限公司 一种4，5－二氟-7-甲基茚满类液晶化合物及其制备方法与应用
CN106398720B (zh) * 2016-08-31 2018-05-22 北京云基科技有限公司 一种液晶介质及其应用
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TWI613277B (zh) * 2016-11-02 2018-02-01 Daxin Materials Corporation 液晶化合物、液晶組成物及使用此液晶化合物的液晶顯示裝置
CN109762577B (zh) * 2019-02-12 2021-11-23 西安近代化学研究所 一种基于环戊烷并苯并呋喃骨架的液晶化合物、组合物及化合物制备方法
CN111218290A (zh) * 2019-12-27 2020-06-02 Tcl华星光电技术有限公司 液晶分子与液晶显示面板
CN112538006B (zh) * 2020-12-25 2023-08-22 阜阳欣奕华材料科技有限公司 化合物、液晶组合物以及显示装置
DE102023103802A1 (de) 2023-02-16 2024-08-22 Khs Gmbh Vorrichtung und Verfahren zur Versorgung einer Anlage zur Beschichtung von Werkstücken mit für den Beschichtungsprozess benötigten Prozessgasen
DE102023123287A1 (de) 2023-08-30 2025-03-06 Khs Gmbh Verfahren und Vorrichtung zur Versorgung einer Anlage zur Beschichtung von Werkstücken mit für den Beschichtungsprozess benötigten Prozessgasen

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE279864C (https=) *
US2447099A (en) * 1944-08-23 1948-08-17 Hoffmann La Roche 2-phenylindene derivatives and process for the manufacture of same
DE19900517A1 (de) * 1998-01-19 1999-07-22 Merck Patent Gmbh 2,3-Dihydro-6,7-difluorbenzofuran-Derivate
DE19909761A1 (de) * 1998-04-17 1999-10-21 Merck Patent Gmbh Benzofuran- und Benzodifuran-Derivate

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6163671A (ja) * 1984-09-05 1986-04-01 Shionogi & Co Ltd ２，３−ジヒドロベンゾフラン−５−スルホンアミド誘導体および降圧利尿剤
DE4303634B4 (de) * 1993-02-09 2006-06-14 Merck Patent Gmbh Indan-Derivate
JPH08169883A (ja) * 1994-09-28 1996-07-02 Dainippon Ink & Chem Inc 光学活性なジヒドロベンゾフラン誘導体とその製造中間体及びこれを含む液晶組成物
JPH08157463A (ja) * 1994-11-30 1996-06-18 Canon Inc 液晶性化合物、それを含有する液晶組成物、それを有する液晶素子及びそれらを用いた表示方法、液晶装置
DE19840447B4 (de) * 1998-09-04 2010-09-30 Merck Patent Gmbh Fluorierte Derivate des Indans und ihre Verwendung in flüssigkristallinen Mischungen
KR100843876B1 (ko) * 2000-12-06 2008-07-03 메르크 파텐트 게엠베하 액정 매질
DE10214938A1 (de) * 2002-04-04 2003-10-16 Merck Patent Gmbh Fluorierte Indene und 1,7-Dihydroindacene mit negativem delta epsilon

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE279864C (https=) *
US2447099A (en) * 1944-08-23 1948-08-17 Hoffmann La Roche 2-phenylindene derivatives and process for the manufacture of same
DE19900517A1 (de) * 1998-01-19 1999-07-22 Merck Patent Gmbh 2,3-Dihydro-6,7-difluorbenzofuran-Derivate
DE19909761A1 (de) * 1998-04-17 1999-10-21 Merck Patent Gmbh Benzofuran- und Benzodifuran-Derivate

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102795974A (zh) * 2012-07-31 2012-11-28 江苏和成显示科技股份有限公司 液晶介质及液晶组合物
CN102795974B (zh) * 2012-07-31 2015-03-04 江苏和成显示科技股份有限公司 液晶介质及液晶组合物
CN105331371A (zh) * 2014-07-22 2016-02-17 江苏和成显示科技股份有限公司 负性液晶组合物及其应用
CN105331370A (zh) * 2014-07-22 2016-02-17 江苏和成显示科技股份有限公司 负性液晶组合物及其应用
CN108690640A (zh) * 2018-07-17 2018-10-23 烟台显华化工科技有限公司 一种含茚环的化合物及液晶介质

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Publication number Publication date
KR20040030824A (ko) 2004-04-09
CN1507427A (zh) 2004-06-23
EP1409441B1 (de) 2009-11-18
DE10135499A1 (de) 2003-01-30
EP1409441A1 (de) 2004-04-21
DE50214010D1 (de) 2009-12-31
US20040171866A1 (en) 2004-09-02
JP2004536140A (ja) 2004-12-02
ATE449053T1 (de) 2009-12-15
TWI243810B (en) 2005-11-21
US7122228B2 (en) 2006-10-17
JP4410556B2 (ja) 2010-02-03
KR100884117B1 (ko) 2009-02-17
WO2003010120A1 (de) 2003-02-06

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