GB2420563A - Polymer film with twist pattern - Google Patents
Polymer film with twist pattern Download PDFInfo
- Publication number
- GB2420563A GB2420563A GB0605259A GB0605259A GB2420563A GB 2420563 A GB2420563 A GB 2420563A GB 0605259 A GB0605259 A GB 0605259A GB 0605259 A GB0605259 A GB 0605259A GB 2420563 A GB2420563 A GB 2420563A
- Authority
- GB
- United Kingdom
- Prior art keywords
- polymer film
- twist pattern
- pattern
- liquid crystal
- twist
- 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.)
- Granted
Links
- 229920006254 polymer film Polymers 0.000 title abstract 2
- 239000004973 liquid crystal related substance Substances 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 abstract 1
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
- C09K19/02—Liquid crystal materials characterised by optical, electrical or physical properties of the components, in general
-
- 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
- C09K19/02—Liquid crystal materials characterised by optical, electrical or physical properties of the components, in general
- C09K19/0208—Twisted Nematic (T.N.); Super Twisted Nematic (S.T.N.); Optical Mode Interference (O.M.I.)
-
- 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
- C09K19/3804—Polymers with mesogenic groups in the main chain
-
- 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
-
- 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
- C09K2219/00—Aspects relating to the form of the liquid crystal [LC] material, or by the technical area in which LC material are used
- C09K2219/03—Aspects relating to the form of the liquid crystal [LC] material, or by the technical area in which LC material are used in the form of films, e.g. films after polymerisation of LC precursor
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Polarising Elements (AREA)
- Liquid Crystal Substances (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
The invention relates to a polymer film comprising a polymerised chiral liquid crystal material with helically twisted structure having a pattern of regions with different twist, to methods of its preparation, and to its use in liquid crystal displays or other optical elements, components or devices.
Description
GB 2420563 A continuation (72) Inventor(s): Richard Harding Shirley Ann
Marden Mark Verrall (74) Agent and/or Address for Service: Venner Shipley LLP Little Britain, LONDON, EC1A 7DH, United Kingdom
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03019223 | 2003-08-26 | ||
PCT/EP2004/008478 WO2005019379A1 (en) | 2003-08-26 | 2004-07-29 | Polymer film with twist pattern |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0605259D0 GB0605259D0 (en) | 2006-04-26 |
GB2420563A true GB2420563A (en) | 2006-05-31 |
GB2420563B GB2420563B (en) | 2008-07-16 |
Family
ID=34203225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0605259A Expired - Fee Related GB2420563B (en) | 2003-08-26 | 2004-07-29 | Polymer film with twist pattern |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP4727581B2 (en) |
GB (1) | GB2420563B (en) |
TW (1) | TW200513516A (en) |
WO (1) | WO2005019379A1 (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2425774B (en) * | 2005-01-11 | 2010-05-19 | Merck Patent Gmbh | Polymerized liquid crystal film with low retardation |
JP5301083B2 (en) * | 2005-04-14 | 2013-09-25 | 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 | Cholesteric film and homeotropic alignment film |
JP2007262288A (en) * | 2006-03-29 | 2007-10-11 | Dainippon Ink & Chem Inc | Polymerizable liquid crystal composition |
JP5354238B2 (en) * | 2006-05-31 | 2013-11-27 | Dic株式会社 | Polymerizable liquid crystal composition |
EP2045309B1 (en) * | 2006-06-27 | 2011-09-28 | Asahi Glass Company, Limited | Liquid crystal composition, liquid crystal optical element, and method for manufacturing liquid crystal optical element |
JP6120408B2 (en) | 2010-11-10 | 2017-04-26 | エルジー・ケム・リミテッド | Optical element |
JP2012162742A (en) * | 2012-05-21 | 2012-08-30 | Dic Corp | Polymerizable liquid crystal composition |
WO2014157081A1 (en) * | 2013-03-25 | 2014-10-02 | 富士フイルム株式会社 | Retarder, circular polarizer, and 3d-image display device |
WO2014157102A1 (en) * | 2013-03-25 | 2014-10-02 | 富士フイルム株式会社 | Retarder, circular polarizer, and 3d-image display device |
WO2015184624A1 (en) | 2014-06-05 | 2015-12-10 | East China University Of Science And Technology | Photo-tunable liquid crystal compositions and methods for their fabrication and use |
WO2019013284A1 (en) * | 2017-07-12 | 2019-01-17 | 富士フイルム株式会社 | Liquid crystal composition, production method of reflective layer, reflective layer, cured product, and optically anisotropic body |
JP7034257B2 (en) * | 2018-03-23 | 2022-03-11 | 富士フイルム株式会社 | Manufacturing method of cholesteric liquid crystal layer, cholesteric liquid crystal layer, liquid crystal composition, cured product, optical anisotropic body, reflective layer |
JP6980901B2 (en) * | 2018-03-29 | 2021-12-15 | 富士フイルム株式会社 | Optical elements, light guide elements and image display devices |
WO2019189818A1 (en) * | 2018-03-29 | 2019-10-03 | 富士フイルム株式会社 | Optical element, light guide element, and image display device |
WO2020066910A1 (en) * | 2018-09-28 | 2020-04-02 | 富士フイルム株式会社 | Layered body production method and optical member production method |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998057223A1 (en) * | 1997-06-11 | 1998-12-17 | Koninklijke Philips Electronics N.V. | Multi-domain liquid-crystal display device |
GB2330360A (en) * | 1997-09-17 | 1999-04-21 | Merck Patent Gmbh | Polymer film |
WO2002073301A2 (en) * | 2001-03-13 | 2002-09-19 | Merck Patent Gmbh | Combination of optical films comprising a twisted a-plate and a polarizer |
EP1295929A2 (en) * | 2001-09-25 | 2003-03-26 | MERCK PATENT GmbH | Anisotropic polymer film |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08292432A (en) * | 1995-04-20 | 1996-11-05 | Nippon Oil Co Ltd | Production of optical film |
DE60230707D1 (en) * | 2001-09-25 | 2009-02-26 | Merck Patent Gmbh | Anisotropic polymer film |
-
2004
- 2004-07-29 WO PCT/EP2004/008478 patent/WO2005019379A1/en active Application Filing
- 2004-07-29 GB GB0605259A patent/GB2420563B/en not_active Expired - Fee Related
- 2004-07-29 JP JP2006524252A patent/JP4727581B2/en not_active Expired - Fee Related
- 2004-08-26 TW TW093125635A patent/TW200513516A/en unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998057223A1 (en) * | 1997-06-11 | 1998-12-17 | Koninklijke Philips Electronics N.V. | Multi-domain liquid-crystal display device |
GB2330360A (en) * | 1997-09-17 | 1999-04-21 | Merck Patent Gmbh | Polymer film |
WO2002073301A2 (en) * | 2001-03-13 | 2002-09-19 | Merck Patent Gmbh | Combination of optical films comprising a twisted a-plate and a polarizer |
EP1295929A2 (en) * | 2001-09-25 | 2003-03-26 | MERCK PATENT GmbH | Anisotropic polymer film |
Non-Patent Citations (1)
Title |
---|
VAN DE WITTE; "Modification of the twist angle in chiral nematic polymer films by photoisomerization of the chiral dopant"; Journal of Applied Physics, American Institute of Physics; vol.85; 11; 1999; 7517-7521; XP012046372 * |
Also Published As
Publication number | Publication date |
---|---|
JP4727581B2 (en) | 2011-07-20 |
JP2007504484A (en) | 2007-03-01 |
WO2005019379A1 (en) | 2005-03-03 |
TW200513516A (en) | 2005-04-16 |
GB0605259D0 (en) | 2006-04-26 |
GB2420563B (en) | 2008-07-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20130729 |