WO2011053004A2 - 저반사 및 고접촉각을 갖는 기판 및 이의 제조방법 - Google Patents
저반사 및 고접촉각을 갖는 기판 및 이의 제조방법 Download PDFInfo
- Publication number
- WO2011053004A2 WO2011053004A2 PCT/KR2010/007457 KR2010007457W WO2011053004A2 WO 2011053004 A2 WO2011053004 A2 WO 2011053004A2 KR 2010007457 W KR2010007457 W KR 2010007457W WO 2011053004 A2 WO2011053004 A2 WO 2011053004A2
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- WO
- WIPO (PCT)
- Prior art keywords
- substrate
- pattern
- film
- water repellent
- refractive index
- 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.)
- Ceased
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/11—Anti-reflection coatings
- G02B1/118—Anti-reflection coatings having sub-optical wavelength surface structures designed to provide an enhanced transmittance, e.g. moth-eye structures
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/14—Protective coatings, e.g. hard coatings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82B—NANOSTRUCTURES FORMED BY MANIPULATION OF INDIVIDUAL ATOMS, MOLECULES, OR LIMITED COLLECTIONS OF ATOMS OR MOLECULES AS DISCRETE UNITS; MANUFACTURE OR TREATMENT THEREOF
- B82B3/00—Manufacture or treatment of nanostructures by manipulation of individual atoms or molecules, or limited collections of atoms or molecules as discrete units
- B82B3/0009—Forming specific nanostructures
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/11—Anti-reflection coatings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/18—Coatings for keeping optical surfaces clean, e.g. hydrophobic or photo-catalytic films
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
- G03F1/38—Masks having auxiliary features, e.g. special coatings or marks for alignment or testing; Preparation thereof
- G03F1/46—Antireflective coatings
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/09—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers
- G03F7/091—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers characterised by antireflection means or light filtering or absorbing means, e.g. anti-halation, contrast enhancement
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/16—Coating processes; Apparatus therefor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/0271—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers
- H01L21/0273—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers characterised by the treatment of photoresist layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/0271—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers
- H01L21/0273—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers characterised by the treatment of photoresist layers
- H01L21/0274—Photolithographic processes
- H01L21/0276—Photolithographic processes using an anti-reflective coating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
- Y10T428/24612—Composite web or sheet
Definitions
- the present invention relates to a substrate having a low reflection and high contact angle and a method of manufacturing the same.
- Optical products generally provide sharply reflected images, such as ghosts and flares, but do not give clear visibility.
- an antireflection film is formed on the substrate in order to obtain a clearly reflected image and clear visibility.
- the antireflection film is usually made of silicon oxide or magnesium fluoride having high hardness and low refractive index.
- the anti-reflective film composed of silicon oxide or magnesium fluoride is washed with water and then left to dry without being wiped sufficiently, the antireflective film is a so-called trace of stains such as water remaining on the surface. It is stained with “water marks,” which results in a loss of visibility.
- the water repellent treatment may be performed with a curable polysiloxane, a silane compound having water repellency, or the like in the expression of the antireflection film.
- an optical product having both antireflection and water repellent functions is generally manufactured by coating a refractive index matching material for antireflection properties on a flat substrate and coating a water repellent material for water repellent properties.
- an object of the present invention is to provide a substrate having excellent antireflection characteristics and water repellency characteristics and an easy manufacturing process, and an optical product including the same.
- a substrate provided with a pattern on at least one surface, the substrate having a different refractive index in a lower region of the pattern and a refractive index in an upper region of the pattern according to the shape of the pattern;
- It provides a substrate comprising a water-repellent coating layer provided on at least one side provided with a pattern of the substrate.
- an interference lithography method may be used to form a pattern on the substrate in step a).
- another embodiment of the present invention provides an optical product comprising the substrate according to the present invention described above.
- the present invention it is possible to provide a substrate having a light transmittance of less than 2% and a high contact angle of 120 ° or more without performing thin film coating of several layers or forming a separate antireflection film, and has excellent process efficiency.
- 1 is a schematic diagram for explaining the change in refractive index between the substrate and the water repellent coating layer in the structure of the substrate according to the present invention.
- Example 2 is a CCD camera photograph showing the contact angle of the substrate of Example 1 and Comparative Example 1.
- FIG. 3 is a graph showing reflectances of substrates of Example 2 and Comparative Example 2.
- FIG. 4 is a photograph showing a pattern formed on a substrate among the substrates prepared in Example 3.
- FIG. 4 is a photograph showing a pattern formed on a substrate among the substrates prepared in Example 3.
- FIG. 5 is a graph showing reflectances of the substrates prepared in Examples 3 to 5 and Comparative Examples 3 to 5.
- a substrate provided with a pattern on at least one surface, the substrate having a different refractive index in a lower region of the pattern and a refractive index in an upper region of the pattern according to the shape of the pattern;
- the lower region of the pattern and the upper region of the pattern are relative to each other in position, and the lower region of the pattern means an area close to the plate surface of the substrate, and the upper region of the pattern is relatively the plate surface of the substrate. Far and close to the air layer.
- the refractive index may gradually change to be the same as the substrate toward the lower region of the pattern, thereby minimizing reflection.
- the reflection can be minimized by adjusting the shape of the pattern on the substrate so that the refractive index can be changed on the surface provided with the pattern of the substrate as described above.
- the cause of reflection is caused by the difference in refractive index between the two media. Therefore, in the present invention, by configuring the refractive index to change on the surface provided with the pattern of the substrate as described above, it is possible to prevent reflection without forming a separate layer.
- a structure in which the refractive index gradually changes in the interface region between the glass substrate and the air layer when using the glass substrate is described.
- the refractive index of air is 1 and the refractive index of the glass substrate is 1.5
- the refractive index at the interface region of the glass substrate and the air layer is from 1 to 1.5. It can be changed linearly and gradually from the air layer side to the substrate side.
- the substrate is not particularly limited, and plastics, metals, silicon wafers, glass, etc. may be used, and there is no limitation in thickness.
- Preferable examples of the substrate include quartz glass, pyrex glass, soda-lime glass, blue glass, triacetate.
- the pattern on the substrate can be formed using direct or indirect interference lithography methods.
- the pattern on the substrate is not particularly limited as long as the pattern can change the refractive index on the surface of the substrate.
- the width of the upper region may be narrower than the width of the lower region in at least one vertical cross section, or the horizontal cross-sectional area may be formed to become smaller toward the upper region of the pattern.
- the pattern on the substrate may be formed in the form of triangles, sinusoids, trapezoids or the like in the first or second dimensions.
- it is 50-300 nm, and, as for the line width and / or pitch of the pattern on the said base material, it is more preferable that it is 60 nm-200 nm. If the line width or pitch of the pattern is too small, the process efficiency or feasibility is less. If the line width or pitch of the pattern is too large, a rainbow may occur and the visibility of the substrate may be degraded.
- the depth of the pattern on the substrate that is, the distance from the highest point to the lowest point of the pattern is preferably 100 nm or more, preferably 100 nm or more and 1,000 nm or less. If the depth of the pattern is too small, it is too small than the wavelength of light, so the change in the refractive index of the visible light due to the change of the pattern profile is very small and the antireflection effect is small.
- the aspect ratio of the pattern on the said base material is 1 or more, More preferably, it is 1.5-3. However, it is not necessarily limited thereto.
- the aspect ratio means the ratio of the depth of the pattern to the line width of the pattern.
- the line width of the pattern is based on the lower line width.
- An interference lithography method may be used to form a pattern on the substrate. Specifically, a pattern may be formed on a substrate using a direct interference lithography method. In addition, before the pattern is formed on the substrate, a master for pattern duplication may be formed by an interference lithography method, and then the pattern may be formed on the substrate using the master. For example, the pattern may be transferred onto a substrate by a roll process using the master as a cliché.
- the wavelength of the light source used in the interference lithography process is preferably 200 to 400 nm.
- the interference lithography When the interference lithography is used, it is easy to form a regular and fine pattern on the substrate, and in particular, the area ratio gradually changes at the interface between the substrate and the air, so that the refractive index gradually changes between the air and the substrate, and thus the reflection is very high. The less characteristic will appear.
- the water repellent coating layer provided on the surface on which the pattern of the substrate is formed may be formed using a water repellent material known in the art.
- a water repellent material known in the art.
- it is preferable to form a hydrophobic layer by subjecting the substrate to single-side coating with a coating composition comprising at least one of a fluorine-based water repellent and a silane-based water repellent component.
- PTFE polytetrafluoroethylene
- PEA perfluoroalkoxy
- FEP fluoroethylenepropylene
- ETFE ethylene tetrafluoroethylene
- Polyvinyl fluoride Polyvinylfluoride (PVF), polychlorotrifluoroethylene (PCTFE) or polydimethylsiloxane (polydimethylsiloxane: PDMS :) and the like may be used, but is not necessarily limited thereto.
- the thickness of the water repellent coating layer is preferably formed to 10 nm or less, more preferably from 1 to 10 nm in order to prevent the shape change of the pattern formed on the substrate.
- the substrate according to the present invention may simultaneously have a light transmittance of less than 2% and a contact angle of 120 ° or more, and the contact angle may reach up to 150 ° or more.
- b) providing a method of manufacturing a substrate comprising the step of forming a water repellent coating layer on at least one surface provided with a pattern of the substrate.
- Step a) may be performed by an interference lithography method, and the interference lithography method may use a method known in the art.
- step a) may comprise: a1) cleaning the substrate; a2) sequentially coating and drying the antireflective coating composition and the photosensitive resin composition on the substrate, respectively; a3) patterning the antireflective film and the photosensitive film formed by exposure and development using an interference lithography selectively, a4) etching the substrate using the patterned antireflective film and the photosensitive film as a mask, and a5) patterning after the etching. Peeling off the antireflection film and the photosensitive film from the substrate.
- the antireflection film is applied to manufacture a fine pattern in the patterning step, and the photosensitive film is applied to serve as a mask of the substrate.
- the antireflective coating composition and the photosensitive resin composition may have a general material or composition known in the art.
- the interference lithography generally uses interference due to the phase difference of the laser emitted from the laser light source.
- the substrate is etched using the pattern prepared in step a3) as a mask, and may be a dry or wet etching method.
- the etching composition for etching the substrate may be used, such as CHF 3 , CF 4 or C4F 8 , but is not necessarily limited thereto.
- Step a5) is a step of peeling the antireflection film and the photosensitive film patterned after the etching process in the step a4) from the substrate, it is preferable to perform the dry etching process using the O 2 gas to peel off the anti-reflection film and the photosensitive film , But not necessarily limited to this.
- the substrate with the pattern may be replicated by a method such as roll printing, roll embossing, hot embossing or UV embossing.
- a method such as roll printing, roll embossing, hot embossing or UV embossing.
- interference lithography to prepare a master (Master) formed of PDMS, PET, PVC, PMMA or PUA material, or by depositing a metal thin film on a substrate having a pattern prepared by using interference lithography and plating the metal
- a master formed of a material can be produced and the pattern of the master can be transferred onto the substrate.
- the anti-reflection film and the photosensitive film on the substrate may be patterned by the master by a roll printing method such as off-set or gravure, and then the substrate having the pattern may be easily replicated through an etching process. Can be.
- Step b) is a step of forming a water repellent coating layer on the substrate with a pattern prepared in step a).
- the water repellent coating layer may be performed by coating the water repellent coating composition and then drying. Coating of the water repellent coating composition may be performed by methods known in the art, such as, but not limited to, spin coating, dip coating or doctor blading and vapor deposition.
- Drying of the water-repellent coating composition may be made by drying at room temperature for 24 hours after drying for 1 hour at 90 to 120 °C, whereby the scope of the present invention is not limited.
- the present invention provides an optical product comprising a substrate including the substrate and the water repellent coating layer provided with the above-described pattern.
- the optical products include antireflection films, LCD polarizer compensation films, and touch screen antifouling films.
- BARC bottom antireflection coating
- a substrate was prepared by coating a water repellent coating composition containing a fluorine-based compound (OPTOOL: trade name) on a substrate having the pattern, drying at 120 ° C. for 1 hour, and laminating a water repellent coating layer having a thickness of 5 nm.
- OPTOOL fluorine-based compound
- FIG. 2 The shape after discharging 10 ml of water droplets using a syringe on the prepared substrate was photographed with a CCD camera, and is shown in FIG. 2. As shown in Figure 2, it can be seen that the contact angle is very large, 150 ° or more.
- Example 1 a Pyrex glass was replaced with a PMMA (polymethyl methacrylate) film, and a substrate was prepared in the same manner as in Example 1.
- PMMA polymethyl methacrylate
- the contact angle measured from the photograph taken of the prepared substrate with the CCD camera is 120 ° or more.
- the reflectance of the prepared substrate was measured using an integrating sphere light transmittance meter, and the results are shown in FIG. 3. 3, the horizontal axis represents wavelength in nm and the vertical axis represents reflectance in%. As shown in Figure 3, it can be seen that the substrate prepared in Example 2 has a reflectance of 2% or less.
- Example 1 Pyrex glass was replaced with a polymethyl methacrylate (PMMA) film, and the cross-sectional shape of the pattern protruding from the substrate was made into a triangle.
- the pitch of the pattern that is, the distance between the vertices of the adjacent patterns was manufactured to 200 nm
- the depth of the pattern that is, the vertical distance between the highest point and the lowest point of the pattern was 150 nm (Example 3), 200 nm (Example 4), and 250 nm (Example).
- Example 5 a water repellent coating layer was formed in the same manner as in Example 1.
- FIG. 4 An SEM photograph of the surface of the substrate on which the pattern prepared in Example 3 is formed is shown in FIG. 4. Reflectance of the substrates prepared in Examples 3 to 5 was measured and shown in FIG. 5.
- a water-repellent coating composition containing a fluorine-based compound (OPTOOL: trade name) was coated on soda lime glass and dried at 120 ° C. for 1 hour to prepare a substrate on which a water-repellent coating having a thickness of 5 nm was laminated.
- OPTOOL trade name
- a substrate was prepared in the same manner except for replacing soda-lime glass with PMMA (Polymethyl Methacrylate) film in Comparative Example 1.
- PMMA Polymethyl Methacrylate
- the reflectance of the prepared substrate was measured using an integrating sphere light transmittance meter, and the results are shown in FIG. 3. As shown in Figure 3, it can be seen that the substrate prepared in Comparative Example 2 has a reflectance of about 4.5% in the measured wavelength range.
- the pattern of the pattern protruding on each substrate is rectangular and the depth of the pattern having a fill factor (a / b) of 0.5 is 150 nm (Comparative Example 3), It formed in 200 nm (comparative example 4) and 250 nm (comparative example 5), respectively. Subsequently, a water repellent coating layer was formed in the same manner as in Example 1.
- the reflectance of the substrate was measured, and the measured reflectance is shown in FIG. 5.
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Abstract
Description
Claims (20)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/504,444 US9081134B2 (en) | 2009-10-29 | 2010-10-28 | Substrate having low reflection and high contact angle, and production method for same |
| CN2010800495930A CN102597815A (zh) | 2009-10-29 | 2010-10-28 | 具有低反射和高接触角的基板及其制备方法 |
| EP10827088.5A EP2495586A4 (en) | 2009-10-29 | 2010-10-28 | SUBSTRATE WITH LOW REFLECTION AND HIGH CONTACT ANGLES AND MANUFACTURING METHOD THEREFOR |
| JP2012536678A JP2013509610A (ja) | 2009-10-29 | 2010-10-28 | 低反射および高接触角を有する基板およびこの製造方法 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2009-0103694 | 2009-10-29 | ||
| KR20090103694 | 2009-10-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| WO2011053004A2 true WO2011053004A2 (ko) | 2011-05-05 |
| WO2011053004A3 WO2011053004A3 (ko) | 2011-11-03 |
Family
ID=43922836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2010/007457 Ceased WO2011053004A2 (ko) | 2009-10-29 | 2010-10-28 | 저반사 및 고접촉각을 갖는 기판 및 이의 제조방법 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US9081134B2 (ko) |
| EP (1) | EP2495586A4 (ko) |
| JP (2) | JP2013509610A (ko) |
| KR (1) | KR101229673B1 (ko) |
| CN (1) | CN102597815A (ko) |
| WO (1) | WO2011053004A2 (ko) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103308960A (zh) * | 2012-03-14 | 2013-09-18 | 鸿富锦精密工业(深圳)有限公司 | 光学膜及其制备方法 |
| JP2014052432A (ja) * | 2012-09-05 | 2014-03-20 | Dexerials Corp | 防汚体、表示装置、入力装置および電子機器 |
| US9188704B2 (en) | 2012-03-13 | 2015-11-17 | Hon Hai Precision Industry Co., Ltd. | Optical film and method for manufacturing the same |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101306377B1 (ko) | 2011-09-29 | 2013-09-09 | 엘지전자 주식회사 | 상향링크 전송 방법 및 장치 |
| JP6409497B2 (ja) * | 2014-10-24 | 2018-10-24 | 大日本印刷株式会社 | 撥水撥油性部材 |
| CN109844574B (zh) * | 2016-10-25 | 2021-08-24 | 大金工业株式会社 | 功能性膜 |
| CN113811800A (zh) | 2019-08-26 | 2021-12-17 | 株式会社Lg化学 | 偏光板层合体和包括其的显示装置 |
| US20210333717A1 (en) * | 2020-04-23 | 2021-10-28 | Taiwan Semiconductor Manufacturing Co., Ltd. | Extreme ultraviolet mask and method of manufacturing the same |
| KR102524138B1 (ko) * | 2021-02-17 | 2023-04-20 | (주)마이크로이미지 | 성장성 이물 및 헤이즈 발생이 억제된 펠리클이 부착된 포토마스크 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20090103694A (ko) | 2006-12-28 | 2009-10-01 | 소니 가부시끼 가이샤 | 광학 보상판, 액정 표시 장치, 투사형 액정 표시 장치, 및 표시 장치의 제조 방법 및 조정 방법 |
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| US9188704B2 (en) | 2012-03-13 | 2015-11-17 | Hon Hai Precision Industry Co., Ltd. | Optical film and method for manufacturing the same |
| CN103308960A (zh) * | 2012-03-14 | 2013-09-18 | 鸿富锦精密工业(深圳)有限公司 | 光学膜及其制备方法 |
| JP2014052432A (ja) * | 2012-09-05 | 2014-03-20 | Dexerials Corp | 防汚体、表示装置、入力装置および電子機器 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2013509610A (ja) | 2013-03-14 |
| WO2011053004A3 (ko) | 2011-11-03 |
| US20120212816A1 (en) | 2012-08-23 |
| US9081134B2 (en) | 2015-07-14 |
| JP2015038630A (ja) | 2015-02-26 |
| KR101229673B1 (ko) | 2013-02-04 |
| EP2495586A2 (en) | 2012-09-05 |
| KR20110047154A (ko) | 2011-05-06 |
| EP2495586A4 (en) | 2013-06-12 |
| CN102597815A (zh) | 2012-07-18 |
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