JP2021524058A - 光学デバイス - Google Patents
光学デバイス Download PDFInfo
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- JP2021524058A JP2021524058A JP2020564074A JP2020564074A JP2021524058A JP 2021524058 A JP2021524058 A JP 2021524058A JP 2020564074 A JP2020564074 A JP 2020564074A JP 2020564074 A JP2020564074 A JP 2020564074A JP 2021524058 A JP2021524058 A JP 2021524058A
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- 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
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- 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
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- 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
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- 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
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- G—PHYSICS
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- 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
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- 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
- G02F2202/00—Materials and properties
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Liquid Crystal (AREA)
- Polarising Elements (AREA)
Abstract
Description
外観不良は、実施例1、実施例2および比較例で製造された液晶素子がAutoclave工程後に第1および第2外郭基板の間にカプセル化されている状態で測定した。第1および第2外郭基板の間にカプセル化されている液晶素子を高温長期耐久性テスト(100℃の温度で約168時間維持)に適用し、常温で24時間以上放置した時に光学デバイスの外観にシワ発生光学デバイスの外観不良を測定した。
液晶素子
第1外郭基板、接着フィルム、前記液晶素子、接着フィルム、偏光子、接着フィルムおよび第2外郭基板を前記順序で積層し、前記液晶素子のすべての側面にも接着フィルムを配置して積層体を製造した。(第1外郭基板に比べて第2外郭基板が重力方向に配置)
液晶素子の第1および第2基材層として曲げ強度Dが約2.12×10−4N・mであるポリカーボネートフィルム(厚さ:100μm、メーカー:Keiwa社)を使ったことを除いては実施例1と同様にして液晶素子および光学デバイスを製造した。
Claims (12)
- 第1および第2外郭基板;
前記第1および第2外郭基板の間に位置し、第1基材層、液晶層および第2基材層が順に積層される構造を有する液晶素子;および
前記第1外郭基板と前記液晶素子の間および前記第2外郭基板と前記液晶素子の間に位置する接着フィルムを含み、
前記第1基材層および第2基材層のうち一つ以上は下記の数式1の曲げ強度(D)が2.2×10−4N・m以上である、光学デバイス。
[数式1]
- 前記第1基材層および前記第2基材層はそれぞれ前記数式1の曲げ強度Dが2.2×10−4N・m以上である、請求項1に記載の光学デバイス。
- 前記第1基材層および前記第2基材層はそれぞれヤング率(Young's modulus)が1×109N/m2〜1×1010N/m2である、請求項1または2に記載の光学デバイス。
- 前記第1基材層および前記第2基材層はそれぞれ厚さ(he)が10μm〜1,000μmである、請求項1から3の何れか一項に記載の光学デバイス。
- 前記第1基材層および前記第2基材層はそれぞれ独立的にPEN(polyethylene−naphthalate)フィルム、PI(polyimide)フィルム、COP(cyclo−olefin polymer)フィルム、TAC(tri−acetyl−cellulose)、PET(polyethyleneterephtalate)フィルムまたはPC(polycarbonate)フィルムである、請求項1から4の何れか一項に記載の光学デバイス。
- 前記液晶層は二色性染料ゲストを含む、請求項1から5の何れか一項に記載の光学デバイス。
- 前記液晶素子は前記第1基材層および前記第2基材層上にそれぞれ形成される導電層を含む、請求項1から6の何れか一項に記載の光学デバイス。
- 前記液晶素子は前記導電層上に形成される配向膜を含む、請求項7に記載の光学デバイス。
- 前記液晶素子は第1および第2配向状態をスイッチングできる、請求項1から8の何れか一項に記載の光学デバイス。
- 前記第1および第2外郭基板の間に位置する偏光子をさらに含む、請求項1から9の何れか一項に記載の光学デバイス。
- 前記接着フィルムは、前記第1外郭基板と前記液晶素子の間、前記液晶素子と前記偏光子の間および前記第2外郭基板と前記偏光子の間に位置する、請求項10に記載の光学デバイス。
- 一つ以上の開口部が形成されている車体;および前記開口部に装着された請求項1〜請求項11の何れか一項に記載された光学デバイスを含む、自動車。
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KR10-2018-0094738 | 2018-08-14 | ||
KR20180094738 | 2018-08-14 | ||
PCT/KR2019/008865 WO2020036322A1 (ko) | 2018-08-14 | 2019-07-18 | 광학 디바이스 |
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JP2021524058A true JP2021524058A (ja) | 2021-09-09 |
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US (1) | US11429005B2 (ja) |
EP (1) | EP3839618B1 (ja) |
JP (1) | JP2021524058A (ja) |
KR (1) | KR102183706B1 (ja) |
CN (1) | CN112204462B (ja) |
TW (1) | TWI743524B (ja) |
WO (1) | WO2020036322A1 (ja) |
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JP2023528511A (ja) * | 2020-07-09 | 2023-07-04 | エルジー・ケム・リミテッド | 光学デバイス |
KR20230029240A (ko) * | 2021-08-24 | 2023-03-03 | 동우 화인켐 주식회사 | 광학 적층체 및 이의 제조방법과, 이를 포함하는 스마트 윈도우 및 이를 적용한 자동차 또는 건물용 창호 |
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JP2005017860A (ja) * | 2003-06-27 | 2005-01-20 | Asahi Glass Co Ltd | 液晶調光素子の製造方法 |
JP2007515661A (ja) * | 2003-09-26 | 2007-06-14 | フェルナンド,プライマル | 不透明性調節可能な窓 |
JP2009036967A (ja) * | 2007-08-01 | 2009-02-19 | Asahi Glass Co Ltd | 調光窓材 |
JP2010531468A (ja) * | 2007-06-25 | 2010-09-24 | ヴライト イノヴェーションズ リミテッド | 高分子分散液晶構造 |
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- 2019-07-18 CN CN201980036538.9A patent/CN112204462B/zh active Active
- 2019-07-18 EP EP19850081.1A patent/EP3839618B1/en active Active
- 2019-07-18 WO PCT/KR2019/008865 patent/WO2020036322A1/ko unknown
- 2019-07-18 JP JP2020564074A patent/JP2021524058A/ja active Pending
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Also Published As
Publication number | Publication date |
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EP3839618A4 (en) | 2021-09-01 |
CN112204462B (zh) | 2023-03-24 |
TWI743524B (zh) | 2021-10-21 |
WO2020036322A1 (ko) | 2020-02-20 |
EP3839618A1 (en) | 2021-06-23 |
TW202009524A (zh) | 2020-03-01 |
US20210223602A1 (en) | 2021-07-22 |
EP3839618B1 (en) | 2023-03-15 |
US11429005B2 (en) | 2022-08-30 |
KR102183706B1 (ko) | 2020-11-27 |
KR20200019563A (ko) | 2020-02-24 |
CN112204462A (zh) | 2021-01-08 |
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