CA2453414C - Mesogens and methods for their synthesis and use - Google Patents

Mesogens and methods for their synthesis and use Download PDF

Info

Publication number
CA2453414C
CA2453414C CA2453414A CA2453414A CA2453414C CA 2453414 C CA2453414 C CA 2453414C CA 2453414 A CA2453414 A CA 2453414A CA 2453414 A CA2453414 A CA 2453414A CA 2453414 C CA2453414 C CA 2453414C
Authority
CA
Canada
Prior art keywords
group
resin blend
polymerizable
groups
reaction product
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
Application number
CA2453414A
Other languages
English (en)
French (fr)
Other versions
CA2453414A1 (en
Inventor
Stephen T. Wellinghoff
Douglas P. Hanson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Southwest Research Institute SwRI
Original Assignee
Southwest Research Institute SwRI
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Southwest Research Institute SwRI filed Critical Southwest Research Institute SwRI
Publication of CA2453414A1 publication Critical patent/CA2453414A1/en
Application granted granted Critical
Publication of CA2453414C publication Critical patent/CA2453414C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00Liquid crystal materials
    • C09K19/52Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/76Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
    • C07C69/84Esters 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
    • C07C69/90Esters 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 with esterified hydroxyl and carboxyl groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F290/00Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
    • C08F290/02Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
    • C08F290/06Polymers provided for in subclass C08G
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F290/00Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
    • C08F290/02Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
    • C08F290/06Polymers provided for in subclass C08G
    • C08F290/061Polyesters; Polycarbonates
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F291/00Macromolecular compounds obtained by polymerising monomers on to macromolecular compounds according to more than one of the groups C08F251/00 - C08F289/00
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F299/00Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers
    • C08F299/02Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers from unsaturated polycondensates
    • C08F299/04Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers from unsaturated polycondensates from polyesters
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00Liquid crystal materials
    • C09K19/04Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06Non-steroidal liquid crystal compounds
    • C09K19/08Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/20Non-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
    • C09K19/2007Non-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
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00Liquid crystal materials
    • C09K19/04Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/38Polymers
    • C09K19/3804Polymers with mesogenic groups in the main chain
    • C09K19/3809Polyesters; Polyester derivatives, e.g. polyamides
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00Liquid crystal materials
    • C09K19/04Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K2019/0444Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group
    • C09K2019/0448Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group the end chain group being a polymerizable end group, e.g. -Sp-P or acrylate

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
CA2453414A 2001-07-09 2002-07-05 Mesogens and methods for their synthesis and use Expired - Fee Related CA2453414C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US30398601P 2001-07-09 2001-07-09
US60/303,986 2001-07-09
PCT/US2002/021427 WO2003006570A2 (en) 2001-07-09 2002-07-05 Novel mesogens and methods for their synthesis and use

Publications (2)

Publication Number Publication Date
CA2453414A1 CA2453414A1 (en) 2003-01-23
CA2453414C true CA2453414C (en) 2013-01-15

Family

ID=23174540

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2453414A Expired - Fee Related CA2453414C (en) 2001-07-09 2002-07-05 Mesogens and methods for their synthesis and use

Country Status (8)

Country Link
US (2) US7098359B2 (enExample)
EP (1) EP1412447B1 (enExample)
JP (1) JP4223394B2 (enExample)
AT (1) ATE407987T1 (enExample)
AU (1) AU2002320317A1 (enExample)
CA (1) CA2453414C (enExample)
DE (1) DE60228846D1 (enExample)
WO (1) WO2003006570A2 (enExample)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6194481B1 (en) * 1999-05-19 2001-02-27 Board Of Regents Of The University Of Texas System Mechanically strong and transparent or translucent composites made using zirconium oxide nanoparticles
SI20291A (sl) * 1999-06-15 2000-12-31 In�titut "Jo�ef Stefan" Postopek izdelave kompenzacijske polimerne plasti za LCD optične preklopnike in konstrukcija takega preklopnika
US7147800B2 (en) * 2001-01-23 2006-12-12 Southwest Research Institute Selective ether cleavage synthesis of liquid crystals
US20040199004A1 (en) * 2001-01-23 2004-10-07 Southwest Research Institute Novel mesogens
WO2002059553A2 (en) * 2001-01-23 2002-08-01 Southwest Research Institute Novel methods and blends for controlling rehology and transition temperature of liquid crystals
CA2439266A1 (en) * 2001-03-07 2002-09-12 University Of Texas System Ultra-low shrinkage composite resins based on blended nematic liquid crystal monomers
JP2008542065A (ja) * 2005-05-26 2008-11-27 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー ねじれネマチック液晶を含む多層ラミネート
US7749577B2 (en) * 2005-05-26 2010-07-06 E.I. Du Pont De Nemours And Company High strength multilayer laminates comprising twisted nematic liquid crystals
CN101351525A (zh) 2005-12-29 2009-01-21 纳幕尔杜邦公司 用于降低红外线辐射的透射的组合物
KR20100066510A (ko) * 2007-08-15 2010-06-17 이 아이 듀폰 디 네모아 앤드 캄파니 알칼로이드 단량체, 액정 조성물 및 이로부터 유도된 중합체 네트워크
US20090061630A1 (en) * 2007-08-30 2009-03-05 Dupont Air Products Nanomaterials Llc Method for Chemical Mechanical Planarization of A Metal-containing Substrate
WO2009042825A2 (en) * 2007-09-27 2009-04-02 The University Of Akron Process of preparing functionalized polymers via enzymatic catalysis
US20090326186A1 (en) * 2008-06-27 2009-12-31 Transitions Optical, Inc. Mesogen containing compounds
US20100014010A1 (en) * 2008-06-27 2010-01-21 Transitions Optical, Inc. Formulations comprising mesogen containing compounds
US8349210B2 (en) 2008-06-27 2013-01-08 Transitions Optical, Inc. Mesogenic stabilizers
US7910019B2 (en) * 2008-06-27 2011-03-22 Transitions Optical, Inc. Mesogen containing compounds
US8628685B2 (en) * 2008-06-27 2014-01-14 Transitions Optical, Inc Mesogen-containing compounds
US8431039B2 (en) 2008-06-27 2013-04-30 Transitions Optical, Inc. Mesogenic stabilizers
US8623238B2 (en) 2008-06-27 2014-01-07 Transitions Optical, Inc. Mesogenic stabilizers
US7910020B2 (en) * 2008-06-27 2011-03-22 Transitions Optical, Inc. Liquid crystal compositions comprising mesogen containing compounds
US8613868B2 (en) 2008-06-27 2013-12-24 Transitions Optical, Inc Mesogenic stabilizers
EP2272937A1 (en) * 2009-07-09 2011-01-12 Rolic AG Ester group containing compounds for optical or electro optical devices
TWI490316B (zh) 2009-07-09 2015-07-01 Rolic Ag 用於光學或光電元件之含酯基液晶
US9103046B2 (en) 2010-07-07 2015-08-11 Southwest Research Institute Electrophoretic formation of nanostructured composites
JP5816232B2 (ja) * 2012-09-25 2015-11-18 富士フイルム株式会社 液晶組成物およびその製造方法ならびにフィルム
CN105549290B (zh) * 2016-02-01 2019-07-23 京东方科技集团股份有限公司 显示面板和显示装置
JP6987080B2 (ja) 2016-05-05 2021-12-22 サウスウェスト リサーチ インスティテュート 細胞増殖のための三次元バイオリアクター及び関連用途
US11149244B2 (en) 2018-04-04 2021-10-19 Southwest Research Institute Three-dimensional bioreactor for T-cell activation and expansion for immunotherapy
US11447731B2 (en) 2018-09-24 2022-09-20 Southwest Research Institute Three-dimensional bioreactors
WO2020119877A1 (en) 2018-12-10 2020-06-18 Transitions Optical, Ltd. Mesogen compounds
EP4004145B1 (en) 2019-07-30 2025-04-30 Transitions Optical, Ltd. MESOGENIC COMPOUNDS
WO2021190765A1 (en) 2020-03-27 2021-09-30 Transitions Optical, Ltd. Mesogen compounds
US11492580B2 (en) 2020-05-12 2022-11-08 Southwest Research Institute Method using a three-dimensional bioprocessor

Family Cites Families (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US177727A (en) * 1876-05-23 Improvement in burglar-alarms
US36609A (en) * 1862-10-07 Improvement in cultivators
US13382A (en) * 1855-08-07 bkoadbent
US55280A (en) * 1866-06-05 Improvement in lamps
US125435A (en) * 1872-04-09 Improvement in solid-bilge boats
GB1393216A (en) * 1972-10-05 1975-05-07 Werk Fernsehelektronik Veb Liquid crystalline nematic substance comprising diesters of 2-substituted hydroquinone and applications thereof
US4201856A (en) 1978-05-08 1980-05-06 Eastman Kodak Company Liquid crystal copolyesters containing terephthalic acid, 2,6-naphthalenedicarboxylic acid, hydroquinone and resorcinol
US4503169A (en) 1984-04-19 1985-03-05 Minnesota Mining And Manufacturing Company Radiopaque, low visual opacity dental composites containing non-vitreous microparticles
EP0242278A3 (en) 1986-04-11 1989-06-14 The Board Of Trustees Of The University Of Illinois Polymers having enhanced electrical and magnetic properties
DE3726999A1 (de) 1987-08-13 1989-02-23 Consortium Elektrochem Ind Dimethylsilyl-substituierte benzoylchloride und verfahren zu ihrer herstellung
NL8901167A (nl) 1989-05-10 1990-12-03 Philips Nv Methode voor de vervaardiging van een polarisatiefilter, een aldus verkregen polarisatiefilter en een display dat voorzien is van het polarisatiefilter.
DE69017347T2 (de) 1989-10-18 1995-09-21 Philips Electronics Nv Molekular orientierte Kunststoffzusammensetzung.
US5073294A (en) 1990-03-07 1991-12-17 Hercules Incorporated Process of preparing compositions having multiple oriented mesogens
US5202053A (en) 1991-02-22 1993-04-13 Hercules Incorporated Polymerizable nematic monomer compositions
DE9103321U1 (de) 1991-03-19 1992-08-27 Thera Patent GmbH & Co KG Gesellschaft für industrielle Schutzrechte, 8031 Seefeld Transparentversiegelter Dentalkunststoffkörper
US5871665A (en) 1992-04-27 1999-02-16 Merck Patent Gesellschaft Mit Beschrankter Haftung Electrooptical liquid crystal system
US6258974B1 (en) 1993-04-13 2001-07-10 Southwest Research Institute Metal oxide compositions composites thereof and method
US6417244B1 (en) 1993-04-13 2002-07-09 Southwest Research Institute Metal oxide compositions and methods
US6696585B1 (en) 1993-04-13 2004-02-24 Southwest Research Institute Functionalized nanoparticles
US5624976A (en) 1994-03-25 1997-04-29 Dentsply Gmbh Dental filling composition and method
US5998499A (en) * 1994-03-25 1999-12-07 Dentsply G.M.B.H. Liquid crystalline (meth)acrylate compounds, composition and method
DE4408171A1 (de) 1994-03-11 1995-09-14 Basf Ag Neue polymerisierbare flüssigkristalline Verbindungen
EP0689065B1 (de) 1994-06-24 2001-06-27 Rolic AG Optisches Bauelement
US5563230A (en) 1994-09-09 1996-10-08 National Science Council Chiral smectic liquid crystalline polymers
DE4442831A1 (de) 1994-12-01 1996-06-05 Consortium Elektrochem Ind Verfahren zur Herstellung von Benzoesäure(4-hydroxyphenylester)-Derivaten
JPH08157597A (ja) 1994-12-09 1996-06-18 Shin Etsu Chem Co Ltd ポリイミド共重合体及びその製造方法
DE19500674A1 (de) 1995-01-12 1996-07-18 Degussa Oberflächenmodifizierte pyrogen hergestellte Mischoxide, Verfahren zu ihrer Herstellung und Verwendung
GB2297549B (en) 1995-02-06 1999-06-30 Merck Patent Gmbh Direactive mesogenic compound
US6090308A (en) 1995-02-06 2000-07-18 Merck Patent Gesellschaft Direactive mesogenic compounds and intermediates
DE19525941C2 (de) * 1995-07-18 1999-11-25 Ivoclar Ag Schaan Polymerisierbares flüssigkristallines Monomer, Dentalmaterialien auf der Basis von flüssig-kristallinen Monomeren und Verwendung eines polymerisierbaren Monomers mit flüssigkristallinen Eigenschaften zur Herstellung eines Dentalmaterials
US5811504A (en) * 1995-08-03 1998-09-22 Cornell Research Foundation, Inc. Liquid crystalline epoxy monomer and liquid crystalline epoxy resin containing mesogen twins
DE19532408A1 (de) 1995-09-01 1997-03-06 Basf Ag Polymerisierbare flüssigkristalline Verbindungen
WO1997030136A1 (en) 1996-02-15 1997-08-21 Merck Patent Gmbh Cholesteric flakes
JP4271729B2 (ja) 1996-03-19 2009-06-03 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 ハフトング 液晶表示デバイス
JP4828002B2 (ja) 1996-07-01 2011-11-30 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 カイラルドーパント
GB2315072B (en) 1996-07-04 2000-09-13 Merck Patent Gmbh Circular UV polariser
GB2315760B (en) 1996-07-25 2001-01-10 Merck Patent Gmbh Thermochromic polymerizable mesogenic composition
TW472081B (en) 1996-09-17 2002-01-11 Merck Patent Gmbh Optical retardation film
CA2229923A1 (en) 1996-09-27 1998-03-27 Southwest Research Institute Metal oxide compositions and methods
US5808108A (en) 1997-01-15 1998-09-15 Chappelow; Cecil C. Polymeric compositions and composites prepared from spiroorthocarbonates and epoxy monomers
DE19714119A1 (de) 1997-04-05 1998-10-08 Daimler Benz Ag Verbindungen, Verfahren zu deren Herstellung sowie Verfahren zur Herstellung flüssigkristalliner Polymere unter Verwendung dieser Verbindungen
DE19843724A1 (de) 1997-10-08 1999-04-15 Basf Ag Polymerisierbare chirale Verbindungen und deren Verwendung
DE19824972A1 (de) 1998-06-04 1999-12-09 Basf Ag Verwendung von cholesterisch-flüssigkristallinen Zusammensetzungen als UV-Filter in kosmetischen und pharmazeutischen Zubereitungen
US6204302B1 (en) 1998-11-20 2001-03-20 Bisco, Inc. Photosensitizers for free radical polymerization initiation resins and method of making the same
DE19902562A1 (de) * 1999-01-22 2000-07-27 Basf Ag Verfahren zur Herstellung von Acrolein durch heterogen katalysierte Gasphasen-Partialoxidation von Propen
GB9907801D0 (en) 1999-04-06 1999-06-02 Rolic Ag Photoactive polymers
US6194481B1 (en) 1999-05-19 2001-02-27 Board Of Regents Of The University Of Texas System Mechanically strong and transparent or translucent composites made using zirconium oxide nanoparticles
DE10016524A1 (de) 2000-04-03 2001-10-04 Basf Ag Polymerisierbare Flüssigkristalle
US20040199004A1 (en) 2001-01-23 2004-10-07 Southwest Research Institute Novel mesogens
WO2002059553A2 (en) 2001-01-23 2002-08-01 Southwest Research Institute Novel methods and blends for controlling rehology and transition temperature of liquid crystals
US7147800B2 (en) 2001-01-23 2006-12-12 Southwest Research Institute Selective ether cleavage synthesis of liquid crystals
DE10106372A1 (de) * 2001-02-12 2002-08-29 Ivoclar Vivadent Ag Thermochromer Dentalwerkstoff
CA2439266A1 (en) 2001-03-07 2002-09-12 University Of Texas System Ultra-low shrinkage composite resins based on blended nematic liquid crystal monomers

Also Published As

Publication number Publication date
ATE407987T1 (de) 2008-09-15
EP1412447A4 (en) 2006-01-04
US7094360B2 (en) 2006-08-22
EP1412447A2 (en) 2004-04-28
WO2003006570A3 (en) 2003-09-25
JP2004534901A (ja) 2004-11-18
US20030168633A1 (en) 2003-09-11
JP4223394B2 (ja) 2009-02-12
DE60228846D1 (de) 2008-10-23
CA2453414A1 (en) 2003-01-23
AU2002320317A1 (en) 2003-01-29
EP1412447B1 (en) 2008-09-10
US20050189516A1 (en) 2005-09-01
WO2003006570A2 (en) 2003-01-23
WO2003006570B1 (en) 2003-11-20
US7098359B2 (en) 2006-08-29

Similar Documents

Publication Publication Date Title
CA2453414C (en) Mesogens and methods for their synthesis and use
CA2435644C (en) Novel methods and blends for controlling rheology and transition temperature of liquid crystals
US7147800B2 (en) Selective ether cleavage synthesis of liquid crystals
JP5556991B2 (ja) 重合性化合物及び当該化合物の製造中間体
JP5337064B2 (ja) 液晶の合成方法
WO2008026482A1 (en) Unsaturated fatty acid esters, and polymerizable liquid crystal compositions, optically anisotropic materials and optical elements, made by using the esters
Mihara et al. Fixation of a cholesteric helical structure by the photopolymerization of a cholesteryl derived monomer
US20040199004A1 (en) Novel mesogens
US5656197A (en) Ferroelectric liquid crystal
JP2014139170A (ja) 重合性化合物及び当該化合物の製造中間体
JP2014156459A (ja) 重合性化合物及び当該化合物の製造中間体

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20160705