GB2394718B - Polymerised liquid crystal film with retardation pattern - Google Patents

Polymerised liquid crystal film with retardation pattern

Info

Publication number
GB2394718B
GB2394718B GB0320342A GB0320342A GB2394718B GB 2394718 B GB2394718 B GB 2394718B GB 0320342 A GB0320342 A GB 0320342A GB 0320342 A GB0320342 A GB 0320342A GB 2394718 B GB2394718 B GB 2394718B
Authority
GB
United Kingdom
Prior art keywords
liquid crystal
crystal film
retardation pattern
polymerised liquid
polymerised
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
GB0320342A
Other versions
GB0320342D0 (en
GB2394718A (en
Inventor
Owain Llyr Parri
Tara Perrett
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.)
Merck Patent GmbH
Original Assignee
Merck Patent GmbH
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 Merck Patent GmbH filed Critical Merck Patent GmbH
Publication of GB0320342D0 publication Critical patent/GB0320342D0/en
Publication of GB2394718A publication Critical patent/GB2394718A/en
Application granted granted Critical
Publication of GB2394718B publication Critical patent/GB2394718B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
    • B42D25/364—Liquid crystals
    • 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
    • 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
    • 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
    • C09K19/3833—Polymers with mesogenic groups in the side chain
    • C09K19/3842—Polyvinyl derivatives
    • C09K19/3852—Poly(meth)acrylate derivatives
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3016—Polarising elements involving passive liquid crystal elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3083—Birefringent or phase retarding elements
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • G02F1/133631—Birefringent elements, e.g. for optical compensation with a spatial distribution of the retardation value
GB0320342A 2002-09-05 2003-08-29 Polymerised liquid crystal film with retardation pattern Expired - Fee Related GB2394718B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP02019792 2002-09-05

Publications (3)

Publication Number Publication Date
GB0320342D0 GB0320342D0 (en) 2003-10-01
GB2394718A GB2394718A (en) 2004-05-05
GB2394718B true GB2394718B (en) 2007-03-07

Family

ID=28685920

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0320342A Expired - Fee Related GB2394718B (en) 2002-09-05 2003-08-29 Polymerised liquid crystal film with retardation pattern

Country Status (2)

Country Link
KR (1) KR20040022179A (en)
GB (1) GB2394718B (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI349028B (en) * 2003-01-31 2011-09-21 Merck Patent Gmbh Polymerised liquid crystal film with improved adhesion
US7090901B2 (en) * 2003-05-16 2006-08-15 Kent State University Method of making optical compensation film using polymer stablization technique
WO2006025023A1 (en) * 2004-09-03 2006-03-09 Koninklijke Philips Electronics N.V. A collimator for use in a backlight liquid crystal display system
GB2425774B (en) * 2005-01-11 2010-05-19 Merck Patent Gmbh Polymerized liquid crystal film with low retardation
JP4772528B2 (en) 2005-03-29 2011-09-14 富士フイルム株式会社 Transfer material, manufacturing method and color filter of liquid crystal cell substrate using the same, and liquid crystal display device
JP4698347B2 (en) 2005-09-08 2011-06-08 富士フイルム株式会社 Transfer material, color filter manufacturing method and color filter using the same, and liquid crystal display device
JP4731259B2 (en) 2005-09-16 2011-07-20 富士フイルム株式会社 Manufacturing method of liquid crystal cell substrate having TFT drive element, liquid crystal cell substrate, and liquid crystal display device
WO2007055368A1 (en) 2005-11-14 2007-05-18 Fujifilm Corporation Method for producing substrate for liquid crystal display, substrate for liquid crystal display and liquid crystal display
JP2007193090A (en) 2006-01-19 2007-08-02 Fujifilm Corp Method for manufacturing substrate for liquid crystal cell, substrate for liquid crystal cell and liquid crystal display device
WO2007089040A1 (en) 2006-02-03 2007-08-09 Fujifilm Corporation Liquid crystal display device and color film plate, and processes for producing the same
CN101395504B (en) 2006-03-03 2011-07-13 富士胶片株式会社 laminated structure, process of producing a liquid crystal cell substrate using the same, liquid crystal cell substrate, and liquid crystal display device
WO2008052376A1 (en) * 2006-11-03 2008-05-08 Rolic Ag Birefringent layer of c-plate and o-plate type
JP5183165B2 (en) 2006-11-21 2013-04-17 富士フイルム株式会社 Method for producing article having birefringence pattern
DE102007048235A1 (en) * 2006-12-04 2008-06-05 Giesecke & Devrient Gmbh Security unit for e.g. security paper, has motif layer produced from liquid crystal material, which has homogeneous orientation in one zone and homeotropic orientation in other zone, so that motif is visible when viewed through polarizer
US8574454B2 (en) 2006-12-22 2013-11-05 Rolic Ag Patternable liquid crystal polymer comprising thio-ether units
DE102007000873A1 (en) * 2007-11-12 2009-06-04 Bundesdruckerei Gmbh Document with an integrated display device
JP5227596B2 (en) 2008-01-22 2013-07-03 富士フイルム株式会社 Method for producing article having birefringence pattern
JP2009223304A (en) * 2008-02-19 2009-10-01 Fujifilm Corp Substrate for liquid crystal display device and liquid crystal display device
JP5227623B2 (en) 2008-03-18 2013-07-03 富士フイルム株式会社 Method for producing article having birefringence pattern
EP2109005A1 (en) * 2008-04-07 2009-10-14 Stichting Dutch Polymer Institute Process for preparing a polymeric relief structure
JP2009271121A (en) 2008-04-30 2009-11-19 Fujifilm Corp Optical material having colored optically anisotropic layer
EP2124076B1 (en) 2008-05-21 2018-09-26 FUJIFILM Corporation Birefringent pattern builder and laminated structure material for preventing forgery
KR101851813B1 (en) 2010-06-30 2018-06-11 쓰리엠 이노베이티브 프로퍼티즈 컴파니 Mask processing using films with spatially selective birefringence reduction
CN202256968U (en) * 2011-10-20 2012-05-30 京东方科技集团股份有限公司 Liquid crystal display

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0675113A (en) * 1992-08-26 1994-03-18 Idemitsu Kosan Co Ltd Phase difference compensation film
US5516456A (en) * 1994-02-24 1996-05-14 Japan Synthetic Rubber Co., Ltd. Liquid crystal display panel
GB2315073A (en) * 1996-07-04 1998-01-21 Patent Gmbh Merck Linear UV polariser
US5760859A (en) * 1993-09-29 1998-06-02 Akzo Nobel Nv Retardation layer having a dispersion adapted to the active liquid-crystalline cell
US5926241A (en) * 1997-02-24 1999-07-20 Rockwell International Corporation Photo-patterned compensator with thin film having optically birefringent and isotropic regions and method of manufacturing for a liquid crystal display
JPH11248939A (en) * 1998-03-05 1999-09-17 Fuji Photo Film Co Ltd Polystyrene film for optical material
EP0987310A2 (en) * 1998-09-17 2000-03-22 Sumitomo Chemical Company, Limited Optically anisotropic film, method of manufacturing the same, and liquid crystal display apparatus
US6217948B1 (en) * 1997-09-17 2001-04-17 Merck Patent Gesellschaft Mit Polymer film
US6291035B1 (en) * 1996-09-17 2001-09-18 Merck Patent Gesellschaft Mit Optical retardation film
US6356324B1 (en) * 1995-08-11 2002-03-12 Sharp Kabushiki Kaisha Retardation film and method for producing the same, and liquid crystal display device

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0675113A (en) * 1992-08-26 1994-03-18 Idemitsu Kosan Co Ltd Phase difference compensation film
US5760859A (en) * 1993-09-29 1998-06-02 Akzo Nobel Nv Retardation layer having a dispersion adapted to the active liquid-crystalline cell
US5516456A (en) * 1994-02-24 1996-05-14 Japan Synthetic Rubber Co., Ltd. Liquid crystal display panel
US6356324B1 (en) * 1995-08-11 2002-03-12 Sharp Kabushiki Kaisha Retardation film and method for producing the same, and liquid crystal display device
GB2315073A (en) * 1996-07-04 1998-01-21 Patent Gmbh Merck Linear UV polariser
US6291035B1 (en) * 1996-09-17 2001-09-18 Merck Patent Gesellschaft Mit Optical retardation film
US5926241A (en) * 1997-02-24 1999-07-20 Rockwell International Corporation Photo-patterned compensator with thin film having optically birefringent and isotropic regions and method of manufacturing for a liquid crystal display
US6217948B1 (en) * 1997-09-17 2001-04-17 Merck Patent Gesellschaft Mit Polymer film
JPH11248939A (en) * 1998-03-05 1999-09-17 Fuji Photo Film Co Ltd Polystyrene film for optical material
EP0987310A2 (en) * 1998-09-17 2000-03-22 Sumitomo Chemical Company, Limited Optically anisotropic film, method of manufacturing the same, and liquid crystal display apparatus

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Broer et al., Makromol. Chem., 190, 1989, "In-situ photopolymerisation of orientated liquid crystalline acrylates..." 2255-2268 *
Broer et al., Makromol. Chem., 190, 1989, "In-situ photopolymerisation of orientated liquid crystalline acrylates..."3201-3215 *
Hasebe et al., DTI Technical Review, No. 3, 1997, "Properties of novel UV-curable liquid crystals and their retardation films" p29 *

Also Published As

Publication number Publication date
GB0320342D0 (en) 2003-10-01
GB2394718A (en) 2004-05-05
KR20040022179A (en) 2004-03-11

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20120829