JPH10508065A - 液晶複合体に成分を吸収する方法およびその複合体を含むデバイス - Google Patents
液晶複合体に成分を吸収する方法およびその複合体を含むデバイスInfo
- Publication number
- JPH10508065A JPH10508065A JP8514775A JP51477596A JPH10508065A JP H10508065 A JPH10508065 A JP H10508065A JP 8514775 A JP8514775 A JP 8514775A JP 51477596 A JP51477596 A JP 51477596A JP H10508065 A JPH10508065 A JP H10508065A
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- liquid crystal
- crystal material
- dye
- matrix
- precursor
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- 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
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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
-
- 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
- C09K19/544—Macromolecular compounds as dispersing or encapsulating medium around the liquid crystal
-
- 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
-
- 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
-
- 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
- G02F1/13725—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 guest-host interaction
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- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Nonlinear Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Dispersion Chemistry (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Substances (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.包含媒体に分散した液晶材料および成分の複数の粒からなる液晶複合体の 製造方法であって、 a)包含媒体に液晶材料の粒を形成する工程;および b)液晶材料と成分の溶液を包含媒体に接触して配置することによって粒中の液 晶材料にその成分を吸収させる工程 を含んでなる方法。 2.成分が、添加剤、界面変性剤、およびねじり剤からなる群から選択される 請求項1に記載の方法。 3.成分が多色性色素である請求項1に記載の方法。 4.粒中の液晶材料が正の誘電異方性を有するネマチック液晶材料である請求 項3に記載の方法。 5.粒中の液晶材料が、色素を含む溶液中の液晶材料と同様である請求項3に 記載の方法。 6.吸収が色素含有エマルションを粒と混合することによってなされる請求項 3に記載の方法。 7.マトリックス材料に分散した液晶材料と多色性色素の複数の粒を含んでな る液晶複合体の製造方法であって、液晶材料が、少なくとも1種の付加的な材料 によってマトリックス材料から少なくとも部分的に分離されており、 方法が、 (a)少なくとも1種の付加的な材料によって液晶材料を包囲しているカプセル を形成する工程; (b)マトリックス材料またはその前駆体が存在する媒体においてカプセルを分 散させる工程; (c)マトリックス材料またはその前駆体をカプセルのまわりで硬化する工程; および (d)カプセル中の液晶材料に多色性色素を吸収させる工程 を含んでなる方法。 8.液晶材料が正の誘電異方性を有するネマチック液晶材料である請求項7に 記載の方法。 9.多色性色素を含んでなる液晶複合体の製造方法であって、液晶材料が液晶 材料のまわりに分散したカプセル化材料および界面材料によってマトリックス材 料から少なくとも部分的に分離されおり、 方法が、 (a)界面材料およびカプセル化材料によって液晶材料を包囲しているカプセル を形成する工程; (b)マトリックス材料またはその前駆体が存在する媒体においてカプセルを分 散させる工程; (c)マトリックス材料またはその前駆体をカプセルのまわりで硬化させ、マト リックス材料に分散した液晶材料の複数の粒を形成する工程;および (d)多色性色素と液晶材料の溶液をマトリックス材料と接触させ、マトリック ス材料中に分散した複数の粒中の液晶材料に多色性色素を吸収させる工程 を含んでなる方法。 10.複数の粒中の液晶材料が、正の誘電異方性を有するネマチック液晶材料 である請求項9に記載の方法。 11.多色性色素は、アゾ、アントラキノンおよびペリレン色素からなる群か ら選択される請求項9に記載の方法。 12.液晶材料および多色性色素の溶液を、約20〜90℃の温度でマトリッ クス材料と接触させて配置する請求項9に記載の方法。 13.液晶材料と多色性色素の溶液が約0.5〜5重量%色素を含む請求項1 2に記載の方法。 14.過剰の液晶材料および多色性色素を、窒素流を注ぐことによってマトリ ックス材料の表面から除去する請求項9に記載の方法。 15.マトリックス材料に分散した複数の粒中の液晶材料が、マトリックス材 料と接触させて配置した多色性色素との溶液中の液晶材料と同様である請求項9 に記載の方法。 16.カプセル化材料中に分散した液晶材料と色素の複数の粒を含んでなる液 晶複合体の製造方法であって、液晶材料および色素がそれらの間にある界面材料 によってカプセル化材料から少なくとも部分的に分離されており、 方法が、 (a)(i)液晶材料の複数の粒がカプセル化材料によって含まれ、(ii)界面 材料またはそれの前駆体が、界面材料またはそれの前駆体と液晶材料が相互に溶 解性である、液晶材料、要すれば溶媒との均一溶液を形成する条件下で、カプセ ル化材料、界面材料またはそれの前駆体、液晶材料および水性担体媒体を含んで なるエマルションを形成する工程; (b)そのような前駆体が存在する場合に、界面材料の前駆体を重合して、界面 材料を形成する工程; (c)水性担体媒体を除去する工程; (d)マトリックス材料またはそれの前駆体が存在する媒体で複数の粒を分散す る工程; (e)マトリックス材料またはそれの前駆体を複数の粒のまわりで硬化し、液晶 フイルムを形成する工程;および (f)多色性色素と液晶材料の溶液を液晶フイルムと接触して配置することによ って、多色性色素を複数の粒中の液晶材料に吸収させる工程 を含んでなる方法。 17.包含媒体中の液晶材料および包含媒体中の液晶材料に吸収された多色性 色素を含んでなる、ディスプレイを製作するための光学的デバイス。 18.液晶材料の異なる部分に電場をかけるために電極手段をさらに含む請求 項17に記載の光学デバイス。 19,電極手段が活性マトリックスパネルを含んでなる請求項18に記載の光 学デバイス。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/333,006 | 1994-10-31 | ||
| US08/333,006 US5543944A (en) | 1994-10-31 | 1994-10-31 | Method of imbibing a component into a liquid crystal composite |
| PCT/US1995/013944 WO1996013561A1 (en) | 1994-10-31 | 1995-10-27 | A method of imbibing a component into a liquid crystal composite and devices including such a composite |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10508065A true JPH10508065A (ja) | 1998-08-04 |
| JP3692143B2 JP3692143B2 (ja) | 2005-09-07 |
Family
ID=23300847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP51477596A Expired - Lifetime JP3692143B2 (ja) | 1994-10-31 | 1995-10-27 | 液晶複合体に成分を吸収する方法およびその複合体を含むデバイス |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5543944A (ja) |
| EP (1) | EP0789738B1 (ja) |
| JP (1) | JP3692143B2 (ja) |
| KR (1) | KR100360124B1 (ja) |
| AT (1) | ATE195968T1 (ja) |
| CA (1) | CA2204134C (ja) |
| DE (1) | DE69518658T2 (ja) |
| TW (1) | TW314605B (ja) |
| WO (1) | WO1996013561A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2018143473A1 (ja) * | 2017-02-06 | 2019-11-21 | 国立大学法人 東京大学 | 温度応答性色材 |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5738804A (en) * | 1995-01-05 | 1998-04-14 | Raychem Corporation | Method of making a liquid crystal composite including a dye |
| US6271898B1 (en) | 1996-09-19 | 2001-08-07 | Rohm And Haas Company | Particles and droplets containing liquid domains and method for forming in an aqueous medium |
| US5835174A (en) * | 1995-10-12 | 1998-11-10 | Rohm And Haas Company | Droplets and particles containing liquid crystal and films and apparatus containing the same |
| US5818556A (en) * | 1996-07-24 | 1998-10-06 | Raychem Corporation | Method and apparatus for patterning encapsulated liquid crystal layers |
| US6174467B1 (en) * | 1997-03-28 | 2001-01-16 | Ying Yen Hsu | Microencapsulated liquid crystal and method |
| WO1999007806A1 (en) * | 1997-08-08 | 1999-02-18 | Tyco Electronics Corporation | Liquid crystal composite and device comprising same |
| US20020197469A1 (en) | 1998-10-26 | 2002-12-26 | Richard Roy Clikeman | Particles and a process for preparing the same |
| US6246459B1 (en) | 1998-06-10 | 2001-06-12 | Tyco Electronics Corporation | Assembly including an active matrix liquid crystal display module and having plural environmental seals |
| US6297789B2 (en) | 1998-07-09 | 2001-10-02 | Tyco Electronics Corporation | Integrated circuit card with liquid crystal display for viewing at least a portion of the information stored in the card |
| AU2002358139A1 (en) * | 2001-12-13 | 2003-06-23 | Sony International (Europe) Gmbh | A method of forming a composite |
| DE102004016155B3 (de) * | 2004-04-01 | 2006-05-24 | Infineon Technologies Ag | Kraftsensor mit organischen Feldeffekttransistoren, darauf beruhender Drucksensor, Positionssensor und Fingerabdrucksensor |
| US20130070193A1 (en) | 2010-03-31 | 2013-03-21 | Sony Corporation | Method of stabilizing a blue phase liquid crystal composition |
| WO2014210165A2 (en) * | 2013-06-25 | 2014-12-31 | Kent State University | Polymer-dispersed blue-phase liquid crystal films |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4950052A (en) * | 1988-08-29 | 1990-08-21 | Taliq Corporation | Encapsulated liquid crystal apparatus with a polymer additive |
| JP3078623B2 (ja) * | 1991-09-21 | 2000-08-21 | 株式会社半導体エネルギー研究所 | 液晶電気光学装置およびその作製方法 |
| GB2258318A (en) * | 1991-07-12 | 1993-02-03 | Scimat Ltd | Liquid crystal materials. |
| FR2702058B1 (fr) * | 1993-02-23 | 1995-04-07 | Thomson Csf | Procédé d'obtention de matériaux composites à base de polymère et de cristaux liquides avec colorants dichroiques. |
| US5585947A (en) * | 1994-03-24 | 1996-12-17 | Raychem Corporation | Method of making liquid crystal composite which has interfacial material disposed between liquid crystal and encapsulating medium |
| US5405551A (en) * | 1994-03-24 | 1995-04-11 | Raychem Corporation | Method of making liquid crystal composite |
-
1994
- 1994-10-31 US US08/333,006 patent/US5543944A/en not_active Expired - Lifetime
-
1995
- 1995-10-18 TW TW084110961A patent/TW314605B/zh not_active IP Right Cessation
- 1995-10-27 CA CA002204134A patent/CA2204134C/en not_active Expired - Lifetime
- 1995-10-27 AT AT95937667T patent/ATE195968T1/de not_active IP Right Cessation
- 1995-10-27 DE DE69518658T patent/DE69518658T2/de not_active Expired - Lifetime
- 1995-10-27 WO PCT/US1995/013944 patent/WO1996013561A1/en not_active Ceased
- 1995-10-27 KR KR1019970702848A patent/KR100360124B1/ko not_active Expired - Lifetime
- 1995-10-27 EP EP95937667A patent/EP0789738B1/en not_active Expired - Lifetime
- 1995-10-27 JP JP51477596A patent/JP3692143B2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2018143473A1 (ja) * | 2017-02-06 | 2019-11-21 | 国立大学法人 東京大学 | 温度応答性色材 |
Also Published As
| Publication number | Publication date |
|---|---|
| US5543944A (en) | 1996-08-06 |
| KR970707254A (ko) | 1997-12-01 |
| DE69518658D1 (de) | 2000-10-05 |
| DE69518658T2 (de) | 2004-05-27 |
| JP3692143B2 (ja) | 2005-09-07 |
| ATE195968T1 (de) | 2000-09-15 |
| EP0789738A1 (en) | 1997-08-20 |
| CA2204134A1 (en) | 1996-05-09 |
| CA2204134C (en) | 2007-07-31 |
| TW314605B (ja) | 1997-09-01 |
| KR100360124B1 (ko) | 2003-01-24 |
| WO1996013561A1 (en) | 1996-05-09 |
| EP0789738B1 (en) | 2000-08-30 |
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