DE69610193D1 - Verfahren zur herstellung eines schaltbaren cholesterischen filters, sowie auch einer beleuchtungsanlage mit solchen filtern - Google Patents

Verfahren zur herstellung eines schaltbaren cholesterischen filters, sowie auch einer beleuchtungsanlage mit solchen filtern

Info

Publication number
DE69610193D1
DE69610193D1 DE69610193T DE69610193T DE69610193D1 DE 69610193 D1 DE69610193 D1 DE 69610193D1 DE 69610193 T DE69610193 T DE 69610193T DE 69610193 T DE69610193 T DE 69610193T DE 69610193 D1 DE69610193 D1 DE 69610193D1
Authority
DE
Germany
Prior art keywords
filters
producing
lighting system
cholesteric filter
switchable cholesteric
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
DE69610193T
Other languages
English (en)
Other versions
DE69610193T2 (de
Inventor
Ata Hikmet
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69610193D1 publication Critical patent/DE69610193D1/de
Publication of DE69610193T2 publication Critical patent/DE69610193T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/54—Additives having no specific mesophase characterised by their chemical composition
    • C09K19/542—Macromolecular compounds
    • 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
    • C09K19/38—Polymers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/14—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing polarised light
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/13718—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on a change of the texture state of a cholesteric liquid crystal
    • 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
    • C09K2323/05—Bonding or intermediate layer characterised by chemical composition, e.g. sealant or spacer
    • C09K2323/057—Ester polymer, e.g. polycarbonate, polyacrylate or polyester
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
    • G02F1/13345—Network or three-dimensional gels

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE69610193T 1995-12-21 1996-12-03 Verfahren zur herstellung eines schaltbaren cholesterischen filters, sowie auch einer beleuchtungsanlage mit solchen filtern Expired - Fee Related DE69610193T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP95203589 1995-12-21
PCT/IB1996/001338 WO1997023580A1 (en) 1995-12-21 1996-12-03 Method of manufacturing a switchable cholesteric filter as well as a luminaire having such a filter

Publications (2)

Publication Number Publication Date
DE69610193D1 true DE69610193D1 (de) 2000-10-12
DE69610193T2 DE69610193T2 (de) 2001-04-12

Family

ID=8220983

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69610193T Expired - Fee Related DE69610193T2 (de) 1995-12-21 1996-12-03 Verfahren zur herstellung eines schaltbaren cholesterischen filters, sowie auch einer beleuchtungsanlage mit solchen filtern

Country Status (5)

Country Link
US (1) US5798057A (de)
EP (1) EP0811046B1 (de)
JP (1) JPH11501360A (de)
DE (1) DE69610193T2 (de)
WO (1) WO1997023580A1 (de)

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US6326613B1 (en) 1998-01-07 2001-12-04 Donnelly Corporation Vehicle interior mirror assembly adapted for containing a rain sensor
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US6124886A (en) 1997-08-25 2000-09-26 Donnelly Corporation Modular rearview mirror assembly
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US6693517B2 (en) 2000-04-21 2004-02-17 Donnelly Corporation Vehicle mirror assembly communicating wirelessly with vehicle accessories and occupants
KR20010071415A (ko) * 1998-06-05 2001-07-28 파리스,사덱,엠 동작중에 전기적으로 스위칭할 수 있는 모드를 가지는스펙트럼 제어가능 반사 편광기
JP2000336362A (ja) * 1999-05-27 2000-12-05 Nitto Denko Corp 液晶ポリマー組成物、配向フィルム及びその製造方法
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US7167796B2 (en) 2000-03-09 2007-01-23 Donnelly Corporation Vehicle navigation system for use with a telematics system
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US7581859B2 (en) 2005-09-14 2009-09-01 Donnelly Corp. Display device for exterior rearview mirror
ES2287266T3 (es) 2001-01-23 2007-12-16 Donnelly Corporation Sistema de iluminacion de vehiculos mejorado.
US7255451B2 (en) 2002-09-20 2007-08-14 Donnelly Corporation Electro-optic mirror cell
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JP2003082352A (ja) * 2001-09-17 2003-03-19 Fuji Photo Film Co Ltd 液晶組成物、選択反射膜、及びその製造方法
US6951692B1 (en) * 2002-03-26 2005-10-04 Council Of Scientific And Industrial Research Non-visualized permanent information recording substrate for use as a security label for authentication
US6918674B2 (en) 2002-05-03 2005-07-19 Donnelly Corporation Vehicle rearview mirror system
US7329013B2 (en) 2002-06-06 2008-02-12 Donnelly Corporation Interior rearview mirror system with compass
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JP4608852B2 (ja) * 2002-10-15 2011-01-12 チッソ株式会社 液晶性ビニルケトン誘導体およびその重合体
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WO2004063779A1 (ja) * 2003-01-10 2004-07-29 Nitto Denko Corporation 広帯域コレステリック液晶フィルム、その製造方法、円偏光板、直線偏光子、照明装置および液晶表示装置
US7446924B2 (en) 2003-10-02 2008-11-04 Donnelly Corporation Mirror reflective element assembly including electronic component
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Also Published As

Publication number Publication date
EP0811046A1 (de) 1997-12-10
DE69610193T2 (de) 2001-04-12
JPH11501360A (ja) 1999-02-02
WO1997023580A1 (en) 1997-07-03
EP0811046B1 (de) 2000-09-06
US5798057A (en) 1998-08-25

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee