ZA793668B - Liquid-crystalline polymer phase having a cholesteric structure,processes for its preparation and its use - Google Patents

Liquid-crystalline polymer phase having a cholesteric structure,processes for its preparation and its use

Info

Publication number
ZA793668B
ZA793668B ZA00793668A ZA793668A ZA793668B ZA 793668 B ZA793668 B ZA 793668B ZA 00793668 A ZA00793668 A ZA 00793668A ZA 793668 A ZA793668 A ZA 793668A ZA 793668 B ZA793668 B ZA 793668B
Authority
ZA
South Africa
Prior art keywords
liquid
component
crystalline polymer
polymer phase
chiral
Prior art date
Application number
ZA00793668A
Other languages
English (en)
Inventor
H Finkelmann
M Portugall
H Ringsdorf
Original Assignee
Basf Ag
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 Basf Ag filed Critical Basf Ag
Publication of ZA793668B publication Critical patent/ZA793668B/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00Ethers; Compounds having groups, groups or groups
    • C07C43/02Ethers
    • C07C43/20Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
    • C07C43/23Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring containing hydroxy or O-metal groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C71/00After-treatment of articles without altering their shape; Apparatus therefor
    • 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
    • C09K19/12Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings at least two benzene rings directly linked, e.g. biphenyls
    • 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
    • C09K19/06Non-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
    • C09K19/2021Compounds containing at least one asymmetric carbon atom
    • 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
    • C09K19/3833Polymers with mesogenic groups in the side chain
    • C09K19/3842Polyvinyl derivatives
    • C09K19/3852Poly(meth)acrylate derivatives
    • 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
    • C09K19/3833Polymers with mesogenic groups in the side chain
    • C09K19/3842Polyvinyl derivatives
    • C09K19/3852Poly(meth)acrylate derivatives
    • C09K19/3857Poly(meth)acrylate derivatives containing at least one asymmetric carbon atom
    • 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
    • C09K19/3833Polymers with mesogenic groups in the side chain
    • C09K19/3842Polyvinyl derivatives
    • C09K19/3852Poly(meth)acrylate derivatives
    • C09K19/3866Poly(meth)acrylate derivatives containing steroid groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0079Liquid crystals
    • 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)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Liquid Crystal Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polarising Elements (AREA)
  • Materials For Medical Uses (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
ZA00793668A 1978-07-20 1979-07-19 Liquid-crystalline polymer phase having a cholesteric structure,processes for its preparation and its use ZA793668B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782831909 DE2831909A1 (de) 1978-07-20 1978-07-20 Fluessig-kristalline polymerphase mit cholesterischer struktur, verfahren zu ihrer herstellung und ihre verwendung

Publications (1)

Publication Number Publication Date
ZA793668B true ZA793668B (en) 1980-08-27

Family

ID=6044901

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00793668A ZA793668B (en) 1978-07-20 1979-07-19 Liquid-crystalline polymer phase having a cholesteric structure,processes for its preparation and its use

Country Status (7)

Country Link
US (1) US4293435A (ja)
EP (1) EP0007574B1 (ja)
JP (2) JPS5521479A (ja)
AT (1) ATE3557T1 (ja)
CA (1) CA1116841A (ja)
DE (2) DE2831909A1 (ja)
ZA (1) ZA793668B (ja)

Families Citing this family (130)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2944591A1 (de) * 1979-11-05 1981-05-14 Wacker-Chemie GmbH, 8000 München Fluessigkristalline phasen aufweisende zusammensetzungen
JPS56175816U (ja) * 1980-05-27 1981-12-25
DE3020645C2 (de) * 1980-05-30 1983-01-20 Siemens AG, 1000 Berlin und 8000 München Flüssigkristallanzeige und Verfahren zu ihrer Herstellung
DE3211400A1 (de) * 1982-03-27 1983-09-29 Basf Ag, 6700 Ludwigshafen Polymere mit mesogenen gruppen und farbstoffresten in den seitenketten
US4617371A (en) * 1982-11-29 1986-10-14 Alexandre Blumstein Novel polymeric liquid crystals and methods for their preparation
US4637896A (en) * 1982-12-15 1987-01-20 Armstrong World Industries, Inc. Polymeric liquid crystals
US4841009A (en) * 1982-12-28 1989-06-20 Amoco Corporation Substantially linear monomeric composition and liquid crystal polymeric compositions derived therefrom
US4614609A (en) * 1983-06-14 1986-09-30 Chisso Corporation Liquid crystalline biphenyl derivatives and mixtures thereof
GB8324642D0 (en) * 1983-09-14 1983-10-19 Univ Manchester Liquid crystal storage device
DE3333677A1 (de) * 1983-09-17 1985-04-04 Merck Patent Gmbh, 6100 Darmstadt Fluessigkristall-phase
DE3334056A1 (de) * 1983-09-21 1985-04-18 Basf Ag, 6700 Ludwigshafen Fluessig-kristalline phasen bildende polymere
DE3429438A1 (de) * 1984-08-10 1988-06-23 Basf Ag Optisches aufzeichnungsmedium
US4654162A (en) * 1984-08-13 1987-03-31 Chisso Corporation Alcohol derivatives
DE3430482C1 (de) * 1984-08-18 1991-07-18 Merck Patent Gmbh, 6100 Darmstadt Fluessigkristalline Phasen aufweisende Polymerzusammensetzungen
FR2573082B1 (fr) * 1984-11-13 1987-02-20 Thomson Csf Polymeres thermotropes a chaines laterales ayant une structure chirale et leur procede de fabrication
DE3500838A1 (de) * 1985-01-12 1986-07-17 Röhm GmbH, 6100 Darmstadt Polymere mit fluessigkristalleigenschaften als informationstraeger
GB8522636D0 (en) * 1985-09-12 1985-10-16 Secr Defence Light valve
JPS6266990A (ja) * 1985-09-20 1987-03-26 Nippon Oil Co Ltd 記録媒体の記録方法
JPH0686594B2 (ja) * 1985-09-20 1994-11-02 日本石油株式会社 モノドメイン化されたコレステリツク液晶性ポリエステルフイルムまたはシ−トの製造方法
US5190689A (en) * 1985-09-28 1993-03-02 Merck Patent Gesellschaft Mit Beschrankter Haftung Polymer materials having liquid-crystalline phases
US4844835A (en) * 1985-12-26 1989-07-04 Idenitsu Kosan Co., Ltd. Ferroelectric liquid crystal polymer
US4795664A (en) * 1986-01-24 1989-01-03 Hoechst Celanese Corp. Side chain liquid crystalline condensation polymers exhibiting nonlinear optical response
DE3789560T2 (de) * 1986-01-24 1994-08-25 Celanese Corp Lichtmodulator.
US4851502A (en) * 1986-01-24 1989-07-25 Hoechst Celanese Corporation Side chain liquid crystalline condensation polymers exhibiting nonlinear optical response
US4810338A (en) * 1986-01-24 1989-03-07 Hoecast Celanese Corp. Side chain liquid crystalline polymers exhibiting nonlinear optical response
US4962160A (en) * 1986-01-24 1990-10-09 Hoechst Celanese Corporation Side chain liquid crystalline polymers exhibiting nonlinear optical response
US4915491A (en) * 1986-01-24 1990-04-10 Hoechst Celanese Corporation Side chain liquid crystalline acrylic copolymers exhibiting nonlinear optical response
US4944896A (en) * 1986-01-24 1990-07-31 Hoechst Celanese Corp. Side chain liquid crystalline polymers exhibiting nonlinear optical response
US4835235A (en) * 1986-01-24 1989-05-30 Hoechst Celanese Corporation Polyvinyl polymers exhibiting nonlinear optical response
DE3603266A1 (de) * 1986-02-04 1987-08-06 Roehm Gmbh Vorrichtung zur reversibeln, optischen datenspeicherung (ii)
DE3603268A1 (de) * 1986-02-04 1987-09-24 Roehm Gmbh Verfahren zur reversiblen, optischen datenspeicherung (iii)
DE3603267A1 (de) * 1986-02-04 1987-08-06 Roehm Gmbh Vorrichtung zur reversiblen, optischen datenspeicherung (i)
EP0240184B1 (en) * 1986-03-11 1991-08-21 Mitsubishi Rayon Co., Ltd. Alpha-methylcinnamic acid ester derivative and liquid crystal composition
FR2596401B1 (fr) * 1986-03-25 1988-05-13 Thomson Csf Polymeres mesomorphes a chaines laterales a forte anisotropie dielectrique et leur procede de fabrication
US4696990A (en) * 1986-03-31 1987-09-29 Eastman Kodak Company Novel photocrosslinkable liquid crystalline polymers
DE3613701A1 (de) * 1986-04-23 1987-10-29 Didier Eng Elektrisch leitfaehiges kunststoffmaterial und verfahren zu seiner herstellung
DE3623395A1 (de) * 1986-07-11 1988-01-21 Roehm Gmbh Vorrichtung zur reversiblen, optischen datenspeicherung unter verwendung von polymeren fluessigkristallen
JPS6351494A (ja) * 1986-08-19 1988-03-04 Fuji Photo Film Co Ltd 液晶光学素子
EP0261712A1 (en) * 1986-09-04 1988-03-30 Koninklijke Philips Electronics N.V. Picture display cell, method of forming an orientation layer on a substrate of the picture display cell and monomeric compounds for use in the orientation layer
US5207952A (en) * 1986-10-10 1993-05-04 University Of Southern Mississippi Side chain liquid crystalline polymers as nonlinear optical materials
US4995705A (en) * 1986-12-17 1991-02-26 Canon Kabushiki Kaisha Device, method and apparatus for optical modulation using ferroelectric polymer liquid crystals
EP0274128B1 (en) * 1986-12-29 1999-03-31 Idemitsu Kosan Company Limited Liquid-crystalline polymer
US4867538A (en) * 1987-03-20 1989-09-19 Hoechst Celanese Corp. Organic nonlinear optical media
US5171765A (en) * 1987-03-27 1992-12-15 North Dakota State University Water dispersible polymers for coatings based on polymers containing mesogenic groups
US5244699A (en) * 1987-03-27 1993-09-14 North Dakota State University Polymeric vehicle for coatings
US5235006A (en) * 1987-03-27 1993-08-10 North Dakota State University Mesogens and polymers with mesogens
US5218045A (en) * 1987-03-27 1993-06-08 North Dakota State University Coating binders comprising liquid crystalline enhanced polymers
US5054888A (en) * 1987-04-24 1991-10-08 The University Of Rochester Methods of making composite optical devices employing polymer liquid crystal
EP0292244B1 (en) * 1987-05-18 1993-08-11 Canon Kabushiki Kaisha Polymeric liquid crystal composition and liquid crystal device
US5271866A (en) * 1987-06-29 1993-12-21 Idemitsu Kosan Co., Ltd. Liquid-crystalline polymer composition
US5269963A (en) * 1987-06-29 1993-12-14 Idemitsu Kosan Co., Ltd. Liquid-crystalline polymer composition
JPH0778218B2 (ja) * 1987-06-29 1995-08-23 出光興産株式会社 液晶ポリマ−組成物
US4757130A (en) * 1987-07-01 1988-07-12 Hoechst Celanese Corporaton Condensation polymers with pendant side chains exhibiting nonlinear optical response
US4808332A (en) * 1987-10-09 1989-02-28 Hoechst Celanese Corp. Acrylic copolymers exhibiting nonlinear optical response
US4865430A (en) * 1987-10-09 1989-09-12 Hoechst Celanese Corp. Acrylic copolymers exhibiting nonlinear optical response
US4842754A (en) * 1987-10-22 1989-06-27 S. C. Johnson & Son, Inc. Compatible blends of main chain and side chain thermotropic liquid crystal polymers
DE3856314T2 (de) * 1987-12-18 1999-09-23 Canon K.K., Tokio/Tokyo Mesomorphische Verbindung, Flüssigkristallzusammensetzung und Flüssigkristallvorrichtung
US5272552A (en) * 1988-05-11 1993-12-21 Canon Kabushiki Kaisha Optical modulation device and method using modulation layer of helical polymer liquid crystal having a helical chiral smectic C phase
FR2632648A1 (fr) * 1988-06-14 1989-12-15 Thomson Csf Polymeres mesomorphes a chaines laterales a forte anisotropie dielectrique utilisables en optique non lineaire
DE3825066A1 (de) * 1988-07-23 1990-01-25 Roehm Gmbh Verfahren zur herstellung von duennen, anisotropen schichten auf oberflaechenstrukturierten traegern
CA1335464C (en) * 1988-09-27 1995-05-02 Frank N. Jones Water dispersible polymers for coatings
US4962163A (en) * 1989-01-17 1990-10-09 The Dow Chemical Company Vinyl ester resins containing mesogenic/rigid rodlike moieties
DE69018282T2 (de) * 1989-01-26 1995-08-03 Nippon Oil Co Ltd Ausgleicher für eine Flüssigkristall-Anzeigevorrichtung.
US5093025A (en) * 1989-04-07 1992-03-03 Tosoh Corporation Cholesteric liquid crystal polyester containing optically active group
US5187298A (en) * 1990-05-18 1993-02-16 Basf Aktiengesellschaft Monomers and their use for the production of a laser-optical recording element which can be repeatedly erased and recorded on
US5187248A (en) * 1989-05-26 1993-02-16 Basf Aktiengesellschaft Monomers and their use for the production of a laser-optical recording element which can be repeatedly erased and recorded on
DE3918016A1 (de) * 1989-06-02 1990-12-06 Basf Ag (meth)arcrylat-copolymerisate sowie ihre verwendung in der nichtlinearen optik und zur herstellung von langmuir-blodgett-schichten
US5078910A (en) * 1989-06-20 1992-01-07 Edison Polymer Innovation Corp. Polimerization of liquid crystalline monomers
DE3920421A1 (de) * 1989-06-22 1991-01-03 Roehm Gmbh Verfahren zur herstellung optischer komponenten (ii)
JPH0328822A (ja) * 1989-06-27 1991-02-07 Nippon Oil Co Ltd 液晶表示素子用補償板
JP2741540B2 (ja) * 1989-07-10 1998-04-22 キヤノン株式会社 カラー画像形成装置
JPH0342617A (ja) * 1989-07-10 1991-02-22 Canon Inc 像形成媒体
DE3924554A1 (de) * 1989-07-25 1991-01-31 Roehm Gmbh Anisotrope fluessigkristalline polymer-filme
US5958290A (en) * 1989-10-02 1999-09-28 Merck Patent Gesellschaft Mit Beschrankter Haftung Electrooptical liquid crystal system
KR100204745B1 (ko) * 1989-10-02 1999-06-15 플레믹 크리스티안 전광 액정 시스템
EP0423880B1 (en) * 1989-10-18 1995-03-01 Koninklijke Philips Electronics N.V. Molecularly oriented synthetic resin composition
US5472635A (en) * 1990-04-10 1995-12-05 Nippon Oil Company, Ltd. Phase plate and liquid crystal display using same
US5212027A (en) * 1990-05-18 1993-05-18 Basf Aktiengesellschaft Monomers and their use for the production of a laser-optical recording element which can be repeatedly erased and recorded on
JPH04228132A (ja) * 1990-06-12 1992-08-18 Canon Inc 情報記憶媒体および該媒体を用いた記録・保持方法
JP2711585B2 (ja) * 1990-06-26 1998-02-10 日本石油株式会社 アクティブマトリックス液晶表示素子用補償板
US5526150A (en) * 1991-07-19 1996-06-11 Nippon Oil Company, Limited Liquid crystal polymer viewing angle compensator for liquid crystal display having its largest refractive index in the thickness direction
US5491001A (en) * 1991-09-03 1996-02-13 Nippon Oil Company, Limited Method for producing viewing angle compensator for liquid crystal display
JPH07301807A (ja) * 1992-05-13 1995-11-14 F Hoffmann La Roche Ag カイラル液晶の無ディスクリネーション配向方法
JP2952449B2 (ja) * 1992-06-03 1999-09-27 日石三菱株式会社 液晶表示素子用補償板の製造法
JP2763263B2 (ja) * 1992-12-31 1998-06-11 第一合纖株式會社 光記録媒体
TW289095B (ja) * 1993-01-11 1996-10-21
GB9301895D0 (en) * 1993-01-30 1993-03-17 Dow Corning Liquid crystal siloxanes and device elements
US6051289A (en) * 1993-02-12 2000-04-18 Nippon Petrochemicals, Co., Ltd Liquid crystalline polymer film, laminate sheet for optical element using same, and optical element using the laminate
US5332522A (en) * 1993-04-29 1994-07-26 The University Of Rochester Thermotropic chiral nematic liquid crystalline copolymers
US5514296A (en) * 1993-11-16 1996-05-07 The University Of Rochester Glassy low molar mass chiral nematic liquid crystalline compositions and optical articles formed therefrom
US5378393A (en) * 1993-11-16 1995-01-03 The University Of Rochester Glassy chiral nematic liquid crystalline compositions of low molar mass and optical devices formed from same
US5490475A (en) * 1994-01-26 1996-02-13 Camco International Inc. Maximum temperature indicator
DE4408171A1 (de) * 1994-03-11 1995-09-14 Basf Ag Neue polymerisierbare flüssigkristalline Verbindungen
CN1109902C (zh) * 1996-04-22 2003-05-28 日东电工株式会社 圆偏振光二色性光学元件及其装置和液晶聚合物
JPH10339812A (ja) * 1997-06-09 1998-12-22 Nitto Denko Corp 円偏光分離層、光学素子、偏光光源装置及び液晶表示装置
DE19737612A1 (de) * 1997-08-28 1999-03-04 Consortium Elektrochem Ind Mit dem Auge nicht erkennbare, maschinendetektierbare Sicherheitsmarkierung, Herstellung der Sicherheitsmarkierung und Sicherheitssystem umfassend diese Sicherheitsmarkierung
DE10033912A1 (de) * 1999-09-18 2001-05-03 Merck Patent Gmbh Chirale polymerisierbare Verbindungen
US6917399B2 (en) * 2001-02-22 2005-07-12 3M Innovative Properties Company Optical bodies containing cholesteric liquid crystal material and methods of manufacture
US6573963B2 (en) 2001-02-22 2003-06-03 3M Innovativeproperties Company Cholesteric liquid crystal optical bodies and methods of manufacture
GB0107540D0 (en) * 2001-03-26 2001-05-16 Contamac Ltd Polymer compositions
US6876427B2 (en) 2001-09-21 2005-04-05 3M Innovative Properties Company Cholesteric liquid crystal optical bodies and methods of manufacture and use
JP2003215563A (ja) * 2002-01-25 2003-07-30 Nitto Denko Corp 光学フィルム及びこれを用いた液晶表示装置
US6650541B1 (en) * 2002-06-25 2003-11-18 Hewlett-Packard Development Company, L.P. Fan-securing device for use with a heat transfer device
US7029729B2 (en) * 2003-02-24 2006-04-18 3M Innovative Properties Company Cholesteric liquid crystal additives
US7068344B2 (en) * 2003-02-24 2006-06-27 3M Innovative Properties Company Cholesteric liquid crystal optical bodies and methods of manufacture and use
US6913708B2 (en) * 2003-02-24 2005-07-05 3M Innovative Properties Company Cholesteric liquid crystal drying process and solvent
DE10325610A1 (de) * 2003-06-05 2004-12-30 Consortium für elektrochemische Industrie GmbH Polymerfilm mit helikaler Molekularstruktur
JP2005022292A (ja) * 2003-07-03 2005-01-27 Nippon Oil Corp 対象物の識別構造およびその構造が設けられた対象物
US7160586B2 (en) * 2003-08-29 2007-01-09 3M Innovative Properties Company Cholesteric liquid crystal copolymers and additives
US7122229B1 (en) 2003-12-10 2006-10-17 Kent State University Motion of liquid crystaline elastomers and method of use thereof
US6951803B2 (en) * 2004-02-26 2005-10-04 Taiwan Semiconductor Manufacturing Co., Ltd. Method to prevent passivation layer peeling in a solder bump formation process
US20050266175A1 (en) * 2004-05-27 2005-12-01 Yong Hsu Retardation coating
US7510741B2 (en) * 2004-06-01 2009-03-31 3M Innovative Properties Company Method of making multilayer cholesteric liquid crystal optical bodies
CA2572533A1 (en) 2004-07-02 2006-02-09 Discus Dental Impressions, Inc. Automatic control for dental applications
EP3278763B1 (en) 2004-07-02 2020-08-05 Discus Dental, LLC Illumination system for dentistry applications
US7652736B2 (en) * 2005-10-25 2010-01-26 3M Innovative Properties Company Infrared light reflecting film
US7439000B2 (en) * 2005-10-25 2008-10-21 3M Innovative Properties Company High clarity cholesteric liquid crystal films
JP3995213B1 (ja) 2006-05-26 2007-10-24 日東電工株式会社 液晶表示装置鑑賞室
KR20070118765A (ko) * 2006-06-13 2007-12-18 쓰리엠 이노베이티브 프로퍼티즈 컴파니 원형 편광기 복합체 및 이를 포함하는 광학 시스템
US7648645B2 (en) * 2006-11-08 2010-01-19 3M Innovative Properties Company Pre-polymer formulations for liquid crystal displays
US8089604B2 (en) * 2007-06-26 2012-01-03 3M Innovative Properties Company Liquid crystal display panel and methods of manufacturing the same
US7855705B2 (en) * 2007-07-03 2010-12-21 3M Innovative Properties Company Color liquid crystal display panel design
JP4991486B2 (ja) * 2007-10-31 2012-08-01 ソニー株式会社 光学シートおよびその製造方法ならびに表示装置
JP2011511953A (ja) * 2007-12-14 2011-04-14 スリーエム イノベイティブ プロパティズ カンパニー 電子デバイス製造方法
WO2009153287A1 (de) * 2008-06-17 2009-12-23 Basf Se Wärmeisolierende folien und laminate
JP5729305B2 (ja) 2009-10-22 2015-06-03 日本ゼオン株式会社 断熱粒子顔料及び赤外線反射コート液
JP5803903B2 (ja) 2010-03-09 2015-11-04 日本ゼオン株式会社 断熱部材、断熱合わせガラス及び断熱合わせガラス物品
EP2568919A1 (en) 2010-05-12 2013-03-20 Discus Dental, LLC Dental light device with identification means
WO2014082662A1 (en) 2012-11-27 2014-06-05 Cnr - Consiglio Nazionale Delle Ricerche Light driven liquid crystal elastomer actuator
EP3237970B8 (en) 2014-12-23 2022-01-05 Consiglio Nazionale delle Ricerche Multiple alignment method in liquid crystalline medium

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001137A (en) * 1971-08-07 1977-01-04 Merck Patent Gesellschaft Mit Beschrankter Haftung Nematic compounds and mixtures
FR2288732A1 (fr) * 1974-10-22 1976-05-21 Merck Patent Gmbh Nouveaux esters biphenyliques, procede pour leur preparation et application comme constituants de cristaux liquides
US4070912A (en) * 1975-10-01 1978-01-31 Mcnaughtan Thomas J Temperature indicating compositions and devices
GB1592161A (en) * 1976-08-13 1981-07-01 Secr Defence Biphenyl carboxylic esters and their use as liquid crystal materials
GB1596012A (en) * 1976-08-16 1981-08-19 Secr Defence Optically active liquid crystal materials and liquid crystal devices containing them
GB1603076A (en) * 1977-04-05 1981-11-18 Secr Defence Esters of (+)-4-(2'-methylbutyl)phenol and their use as liquid crystal materials
US4140016A (en) * 1977-04-07 1979-02-20 Becton, Dickinson And Company Novel compositions, devices and method
DE2722589A1 (de) * 1977-05-18 1978-11-30 Finkelmann Heino Dr Fluessig-kristalline polymere

Also Published As

Publication number Publication date
CA1116841A (en) 1982-01-26
JPS5521479A (en) 1980-02-15
JPH0474393B2 (ja) 1992-11-26
JPH0465114B2 (ja) 1992-10-19
DE2965505D1 (en) 1983-07-07
EP0007574B1 (de) 1983-05-25
EP0007574A1 (de) 1980-02-06
JPH01308487A (ja) 1989-12-13
DE2831909A1 (de) 1980-02-07
US4293435A (en) 1981-10-06
ATE3557T1 (de) 1983-06-15

Similar Documents

Publication Publication Date Title
ZA793668B (en) Liquid-crystalline polymer phase having a cholesteric structure,processes for its preparation and its use
JPS6470584A (en) Polymeric liquid crystal element
KR840000629A (ko) 폴리(아릴아조) 연결그룹 및 비스- 치환된 아릴 티아질 치환체를 갖는 비대칭이색성 염료분자의 조성
SE7709091L (sv) Flytande kristallint material
WO1991009842A1 (en) Electro-optical materials and light modulator devices containing same
Le Barny et al. Polymers with terminally cyanobiphenyl-substituted side chains: A re-entrant polymorphism NSAN Re
DK472585A (da) Smeltebehandlelige, optisk anisotrope polymere
NO892983D0 (no) Optisk aktive 1,3-dioksolanderivater som i 4-stilling baerer en mesogen rest, fremgangsmaat for fremstilling derav ogderes anvendelse som dopestoffer i flytendekrystall-blandinger.
EP0597826A2 (en) Data recording medium
FI890589A0 (fi) Ferrosähköinen nestekidekoostumus
ATE71131T1 (de) Fluessigkristalline phasen aufweisende polymermaterialien.
EP0412485A2 (en) Polymeric liquid-crystal composition and polymeric liquid-crystal device
NO881281L (no) Anvendelse av 5-fenyl-pyrimidinderivater som komponenter i smektiske flytende krystallblandinger.
WO1999026093A8 (en) Optical film
EP0347468A4 (en) LIQUID CRYSTAL PREPARATION.
KR880012565A (ko) 광학적 활성 2-바이페닐피리미딘 유도체 및 그를 함유하는 액정 조성물
Miao et al. Engineering Achiral Liquid Crystalline Polymers for Chiral Self-Recovery
ATE103905T1 (de) Fluessigkristalline cyclohexancarbonsaeurephenylpyrimidinester mit smektischer phase in fluessigkristall-mischungen und ihre verwendung.
JPS61182644A (ja) 情報担体
JPS5695977A (en) Liquid crystal composition
JPH01261420A (ja) サーモトロピック・コレステリック液晶性ポリペプチド
Barny et al. Polymers with terminally cyanobiphenyl-substituted side chains
JPS57174375A (en) Liquid crystal composition
JPS649959A (en) Optically active compound and liquid crystal composition thereof
JPS5643386A (en) Liquid crystal composition and liquid crystal display element using the same