WO2011115411A2 - 원 편광판 및 이를 포함하는 반사형 액정표시장치 - Google Patents
원 편광판 및 이를 포함하는 반사형 액정표시장치 Download PDFInfo
- Publication number
- WO2011115411A2 WO2011115411A2 PCT/KR2011/001807 KR2011001807W WO2011115411A2 WO 2011115411 A2 WO2011115411 A2 WO 2011115411A2 KR 2011001807 W KR2011001807 W KR 2011001807W WO 2011115411 A2 WO2011115411 A2 WO 2011115411A2
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- WIPO (PCT)
- Prior art keywords
- liquid crystal
- crystal display
- display device
- plate
- color
- Prior art date
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
- G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
-
- 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
- G02F1/133528—Polarisers
-
- 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
- G02F1/133528—Polarisers
- G02F1/133531—Polarisers characterised by the arrangement of polariser or analyser axes
-
- 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
- G02F1/133528—Polarisers
- G02F1/133541—Circular polarisers
-
- 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
- G02F1/133638—Waveplates, i.e. plates with a retardation value of lambda/n
-
- 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
- G02F2413/00—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
- G02F2413/08—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates with a particular optical axis orientation
Definitions
- the present invention relates to a circular polarizer used in a reflective liquid crystal display device, and more particularly, to a circular polarizer having excellent visibility and white balance and a reflective liquid crystal display device including the circular polarizer.
- Liquid crystal display can be classified into a transmissive liquid crystal display device using a backlight as a light source and a reflective liquid crystal display device using external natural light or artificial light as a light source without using a backlight.
- a transmissive liquid crystal display device since the backlight is used as a light source, a bright image can be realized even in a dark external environment. However, in a bright place, the screen is not recognized well and power consumption is high. On the other hand, since the reflection type liquid crystal display uses external natural light or artificial light as a light source, the power consumption is low, and since it is not equipped with a backlight, it is advantageous in that it is thin and light. Due to these advantages, the adoption of reflective liquid crystal displays in portable terminals such as mobile phones is increasing.
- Conventional reflective liquid crystal display devices generally include an upper substrate and a lower substrate of a transparent material; A liquid crystal cell interposed between the upper substrate and the lower substrate; A reflector formed between the lower or lower substrate of the lower substrate and the liquid crystal cell; A quarter phase difference plate disposed on the upper substrate; And disposed above the phase difference plate.
- the present invention has been made to solve the above problems, and an object thereof is to provide a circular polarizing plate for a reflective liquid crystal display device that can realize improved transmittance and color and a reflective liquid crystal display device including the circular polarizing plate. .
- the present invention has an absorption axis of 85 ° to the liquid crystal alignment direction of the liquid crystal cell
- a circular polarizing plate for a reflective liquid crystal display device comprising a polarizing plate including a polarizing element having an angle of 95 0 , and a quarter wave plate having an optical axis having an angle of 130 ° to 140 ° with respect to the liquid crystal alignment direction of the liquid crystal sal. do.
- the polarizing element is preferably made of a polyvinyl alcohol film
- the transmittance is about 43 to 47%
- the color a value in the CIE coordinate system is about -1 to -0.6
- the color b value is about 0.3 to 2.5 desirable.
- the quarter wave plate is preferably a uniaxially stretched film having a planar phase difference value of 120 to 170nm at 550nm wavelength.
- the present invention is an upper substrate; A lower substrate disposed to face the upper substrate at regular intervals; A liquid crystal cell interposed between the upper substrate and the lower substrate; A reflector disposed between the lower substrate and the liquid crystal cell or below the lower substrate; And a circular polarizer disposed on the upper substrate, wherein the circular polarizer includes a polarizing element having an absorption axis having an angle of 85 ° to 95 ° with respect to the liquid crystal alignment direction of the liquid crystal cell. of the liquid crystal alignment direction to 130 ⁇
- Reflective type characterized by including a quarter wave plate with an angle of 140 °
- a liquid crystal display device is provided.
- the polarizing element is preferably made of a polyvinyl alcohol film, the transmittance is about 43 to 47%, the color a value in the CIE coordinate system is -1 to -0.6 is about, the color b value is about 0.3 to 2.5 desirable.
- the quarter wave plate is preferably a uniaxially stretched film having a planar phase difference value of 120 to 170nm at 550nm wavelength.
- the reflective liquid crystal display device is preferably in the IPS mode or ECB mode.
- the contrast ratio is improved compared to the case of using the circular polarizing plate, and the visibility is improved, and the yellow color is reduced, thereby achieving excellent white balance.
- 1 is a graph showing a single transmittance according to the iodine concentration of the circular polarizers prepared by the preparation example.
- 2 is a photograph showing the color change according to the arrangement of the circularly polarizing plate.
- 2A is a measurement result when the polarizing plate absorption axis is laminated so that the optical axis of the quarter wave plate has an angle of 90 ° with respect to the liquid crystal alignment direction of the liquid crystal cell, and 135 °
- (B) is the polarizing plate absorption the axis is the measurement result in the case where the optical axis of the lamination 45 0, a quarter wave plate with respect to the liquid crystal alignment direction of the liquid crystal cell so as to have an angle of 90 ⁇ .
- 3 is a photograph showing luminous characteristics according to transmittance and phase difference values of circularly polarizing plates.
- 3 (A) is a conventional circular polarizing plate in which a 1/4 retardation plate and a 1/2 retardation plate are laminated on a polarizer having a transmittance of 42%, and B1 to B3 are high transmittances of the present invention.
- the polarizers are circular polarizers in which a 1/4 phase difference plate having an in-plane retardation value of 130 nm is attached to polarizers having 45%, 46%, and 47% transmittance in order from the top.
- C1 to C3 of FIG. 3 are circular polarizer plates having a 1/4 phase difference plate having a phase retardation value of llOnm on polarizers having 45%, 46%, and 47% transmittance in order from the top.
- the present inventors have conducted research for improving the visibility and color of the reflective liquid crystal display device.
- the circularly polarizing plate is controlled such that the absorption axis of the polarizing element and the optical axis of the quarter wave plate form a specific angle with the liquid crystal alignment direction of the liquid crystal cell.
- the visibility and color of the reflective liquid crystal display device can be significantly improved, and the present invention has been completed.
- the absorption axis of the polarizing element and the optical axis of the quarter wave plate are arranged so as to be 85 ° to 95 ° and 130 ° to 135 0 with respect to the liquid crystal alignment direction of the liquid crystal cell, Color from yellow to blue
- the circular polarizing plate of the present invention comprises (i) a polarizing plate containing a polarizing element and (ii) a quarter wave plate.
- the polarizing element is disposed such that its absorption axis has an angle of 85 ° to 95 °, preferably 90 ° with respect to the liquid crystal alignment direction of the liquid crystal cell, and the quarter wave plate has an optical axis of the liquid crystal cell.
- the absorption axis of the polarizing element refers to the optical axis in the stretched direction having a function of absorbing light when the polarizing element is formed by stretching the polyvinyl alcohol film salted with iodine on one axis
- the optical axis of the quarter wave plate is It is an axis in which the electric field strengths of two orthogonal components of light passing through a quarter wave plate have the same value, and in general, when the retardation film is stretched in one or two axes to form a phase difference, Say.
- the polarizing device refers to an optical device that passes only the light polarized in a specific ⁇ direction, generally polyvinyl alcohol (hereinafter referred to as PVA) based molecular hex oriented in a certain direction, iodine type It has a structure containing a compound or a dichroic polarizing material.
- PVA polyvinyl alcohol
- Such a polarizing element is manufactured by dyeing iodine or a dichroic dye on a polyvinyl alcohol-based film, and then stretching and crosslinking in a constant direction.
- the degree of polymerization of the polyvinyl alcohol is not particularly limited, but considering the freedom of molecular movement and flexible mixing with the containing material, it is preferably about 1,000 to 10,000, more preferably 1,500 to 5,000 It is good.
- the polarizing element preferably has a transmittance of about 43 to 47%, the color a value of about -1 to -0.6, and the color b value of about 0.3 to 2.5 3 ⁇ 4 in the CIE coordinate system.
- the color b value is
- b 200 [(Y / Yn) 1 / 3- (Z / Zn) 1/3 ], where + b is yellow and -b is blue. (Where Xn, Yn, and, ⁇ correspond to X, ⁇ , and ⁇ of the white color used as a reference).
- the transmittance of the polarizing element appropriately controls the iodine concentration in the dyeing process.
- the color of the polarizing element can be controlled by adjusting the concentration of ⁇ in the complementary color process of the polarizing plate manufacturing process, thereby generating iodine heterospecies that absorb light of short wavelength, and adjusting the amount of the iodine ion species. .
- the white color balance is more excellent than in the prior art.
- the thickness of the polarizing element is very thin, it is common to form a polarizing plate by attaching a protective film to one or both surfaces of the polarizing element.
- a triacetyl cellulose (TAC) film is mainly used as the protective film, and a TAC film may be attached to the polarizer using an adhesive or the like.
- the polarizing plate may additionally include a functional film such as a wide viewing angle compensation plate or a brightness enhancing film in order to further improve the function in addition to the protective film.
- the quarter-wave plate converts linearly polarized light that has passed through the polarizing plate into circularly polarized light.
- the quarter-wave plate of the present invention is characterized in that the optical axis is disposed so as to have an angle of 135 ° with respect to the liquid crystal alignment direction of the liquid crystal cell.
- the quarter-wave plate of the present invention may be composed of a uniaxially stretched COP (cycloolefin polymer) -based film, a polycarbonate film, a liquid crystal film and the like, and particularly preferably a uniaxially stretched film.
- the quarter-wave plate of the present invention preferably has a planar phase difference value of 120 to 170 nm at 550 nm wavelength.
- n x , n y are the refractive indexes in the X-axis direction, y-axis direction, and z-axis direction (thickness direction), respectively, and d is the thickness of the 1/4 wave plate Means.
- the reflective liquid crystal display device of the present invention includes an upper substrate, a lower substrate, a liquid crystal cell, a reflector and It consists of a circularly polarizing plate.
- the upper substrate and the lower substrate may be made of a transparent substrate, for example, glass or a light transmissive plastic substrate.
- a reflective liquid crystal display device is a twisted nematic (TN) method, a super twisted nematic (STN) method, and a polymer dispersion.
- liquid crystal display device is an electric field controlled birefringence (ECB) system or a transverse electric field system (IPS) system, but the present invention is not limited thereto.
- the liquid crystal sal gap of the liquid crystal display device is about 2.0 to 2.4. This is because the white color improvement effect is most excellent when the liquid crystal cell gap is within the above range.
- the reflector is to reflect the light incident from the outside of the liquid crystal display device to be used as a light source, it is disposed between the lower substrate and the liquid crystal cell or the lower substrate.
- the reflective plate may be manufactured by depositing a conductive metal such as aluminum or silver.
- the reflective liquid crystal display device of the present invention is characterized by using the circular polarizing plate of the present invention described above. As described above, the circular polarizing plate of the present invention has an absorption axis.
- a polarizing plate including a polarizing element having an angle of 85 ° to 95 °, and preferably 90 ° with respect to the liquid crystal alignment direction of the liquid crystal cell, and disposed between the polarizing plate and the upper substrate, and an optical axis in the liquid crystal alignment direction of the liquid crystal cell. 130 ° to 140 °,
- the polarizing element is preferably made of a polyvinyl alcohol film
- the transmittance is about 43 to 47%
- the color a value in the CIE coordinate system is preferably from -1 to -0.6
- the color b value is about 0.3 to 2.5.
- the quarter-wave plate is preferably a uniaxial stretched film having a planar retardation value of 120 to 170nm at 550nm wavelength. Since the specific content with respect to the circular polarizing plate is the same as described above, the description is omitted.
- Polyvinyl alcohol (PVA) film (manufactured by Kuraray Co. Ltd., polymerization degree: 2400) was rinsed in an aqueous solution containing 1 2 and KI after washing with a washing tank, a swelling tank, and then 5 times in an aqueous solution containing boric acid and KI. Stretched to prepare polarizers. At this time, the concentration of 1 2 and the dye bath are as shown in the following [Table 1]. In addition, to adjust the color of the polarizer, the concentration of KI solution was adjusted to 2-4% level in the complementary color process.
- TAC triacetylcell
- a polarizer was prepared by drying at 80 ° C. for 8 minutes. Place the 1/4 wavelength retardation film on one side of the prepared polarizing plate and use the pressure-sensitive adhesive film to arrange the optical axis of the absorption axis direction of the polarizer and the 1/4 wavelength retardation film to 45 0
- FIG. 1 is a graph showing a single transmittance (Ts) of polarizers according to iodine concentration.
- (A) is a measurement result when the polarizing plate absorption axis is laminated so that the optical axis of a quarter wave plate may have an angle of 90 degrees with respect to the liquid crystal alignment direction of a liquid crystal sal
- (B) the polarizing plate absorption axis is a liquid crystal a measurement result in a case where the lamination of the optical axis 45 °, 1/4 wave plate with respect to the alignment direction of liquid crystal cell so as to have an angle of 90 ⁇ .
- the circularly polarizing plate samples having different transmittances and in-plane retardation values of the 1/4 retardation plate were laminated on the reflective LCD surface, and the visual characteristics were compared and measured visually.
- 3 is a photograph showing the measurement results.
- the leftmost sample (A) is a 1/4 phase difference plate and a polarizer having a transmittance of 42%.
- Samples (B1 ⁇ B3) is a circle attached to the written by applying a high transmission polarizer 45%, in turn from the top of the invention, 46%, 47% polarizer having a transmission rate, quarter wave plate in the in-plane retardation value to 130nm Polarizers.
- the samples in the rightmost part (C1-C3) are circular polarizers with a quarter phase plate having a phase retardation value of llOnm attached to a polarizer having 45%, 46%, and 47% transmittance from the top.
- a high-transmissive circular polarizing plate (B1-B3) compared to the case of using a conventional circular polarizing plate, the color of the white color is more
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- Optics & Photonics (AREA)
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- Crystallography & Structural Chemistry (AREA)
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Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201180014370.5A CN103097927B (zh) | 2010-03-17 | 2011-03-15 | 圆偏光片和包括该圆偏光片的反射式液晶显示器 |
JP2012558082A JP2013525826A (ja) | 2010-03-17 | 2011-03-15 | 円偏光板及びこれを含む反射型液晶表示装置 |
US13/634,819 US8970812B2 (en) | 2010-03-17 | 2011-03-15 | Circular polarising plate and a reflective liquid-crystal display device comprising the same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2010-0023751 | 2010-03-17 | ||
KR1020100023751A KR101206723B1 (ko) | 2010-03-17 | 2010-03-17 | 원편광판 및 이를 포함하는 반사형 액정표시장치 |
Publications (2)
Publication Number | Publication Date |
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WO2011115411A2 true WO2011115411A2 (ko) | 2011-09-22 |
WO2011115411A3 WO2011115411A3 (ko) | 2012-02-23 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/KR2011/001807 WO2011115411A2 (ko) | 2010-03-17 | 2011-03-15 | 원 편광판 및 이를 포함하는 반사형 액정표시장치 |
Country Status (6)
Country | Link |
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US (1) | US8970812B2 (ko) |
JP (1) | JP2013525826A (ko) |
KR (1) | KR101206723B1 (ko) |
CN (1) | CN103097927B (ko) |
TW (1) | TWI519831B (ko) |
WO (1) | WO2011115411A2 (ko) |
Cited By (1)
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JP2015505988A (ja) * | 2012-07-23 | 2015-02-26 | エルジー・ケム・リミテッド | 高透過度色相調整円偏光板及びこれを含む反射型液晶表示装置 |
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WO2014017796A1 (ko) * | 2012-07-23 | 2014-01-30 | 주식회사 엘지화학 | 고투과도 색상조정 원편광판 및 이를 포함하는 반사형 액정표시장치 |
KR102081104B1 (ko) * | 2012-12-28 | 2020-02-25 | 엘지디스플레이 주식회사 | 편광판 및 이를 구비한 유기전계발광 표시소자 |
WO2016122276A1 (ko) * | 2015-01-30 | 2016-08-04 | 주식회사 엘지화학 | 편광자 |
KR101713476B1 (ko) * | 2015-01-30 | 2017-03-22 | 주식회사 엘지화학 | 편광판 |
JP2019504361A (ja) * | 2016-02-03 | 2019-02-14 | エルジー・ケム・リミテッド | 偏光板 |
EP3413103A4 (en) | 2016-02-03 | 2019-01-23 | LG Chem, Ltd. | POLARIZATION PLATE |
WO2017135766A1 (ko) * | 2016-02-03 | 2017-08-10 | 주식회사 엘지화학 | 편광판 |
CN106646919B (zh) * | 2017-02-17 | 2020-12-11 | 深圳市万明精工科技有限公司 | 一种圆偏振光装置及其制作应用方法 |
JP2019053168A (ja) * | 2017-09-14 | 2019-04-04 | 日東電工株式会社 | 光学積層体 |
KR102593639B1 (ko) * | 2020-03-09 | 2023-10-24 | 삼성에스디아이 주식회사 | 편광판 및 이를 포함하는 광학표시장치 |
CN111443828B (zh) * | 2020-04-07 | 2024-04-09 | 京东方科技集团股份有限公司 | 触控显示模组及其控制方法、显示装置 |
CN115023633B (zh) * | 2020-11-17 | 2024-01-16 | 京东方科技集团股份有限公司 | 光学膜片及其制备方法、反射式液晶显示面板和显示装置 |
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- 2011-03-15 CN CN201180014370.5A patent/CN103097927B/zh active Active
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- 2011-03-15 WO PCT/KR2011/001807 patent/WO2011115411A2/ko active Application Filing
- 2011-03-15 JP JP2012558082A patent/JP2013525826A/ja active Pending
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CN103097927A (zh) | 2013-05-08 |
TWI519831B (zh) | 2016-02-01 |
US20130010236A1 (en) | 2013-01-10 |
JP2013525826A (ja) | 2013-06-20 |
KR20110104700A (ko) | 2011-09-23 |
US8970812B2 (en) | 2015-03-03 |
CN103097927B (zh) | 2015-11-25 |
TW201133044A (en) | 2011-10-01 |
KR101206723B1 (ko) | 2012-11-30 |
WO2011115411A3 (ko) | 2012-02-23 |
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