WO2006019019A1 - タッチパネル用複合透明導電性基材およびタッチパネル - Google Patents
タッチパネル用複合透明導電性基材およびタッチパネル Download PDFInfo
- Publication number
- WO2006019019A1 WO2006019019A1 PCT/JP2005/014632 JP2005014632W WO2006019019A1 WO 2006019019 A1 WO2006019019 A1 WO 2006019019A1 JP 2005014632 W JP2005014632 W JP 2005014632W WO 2006019019 A1 WO2006019019 A1 WO 2006019019A1
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- WIPO (PCT)
- Prior art keywords
- transparent conductive
- polymer
- touch panel
- conductive substrate
- composite transparent
- Prior art date
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Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/045—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using resistive elements, e.g. a single continuous surface or two parallel surfaces put in contact
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
- H01B5/14—Non-insulated conductors or conductive bodies characterised by their form comprising conductive layers or films on insulating-supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/02—Physical, chemical or physicochemical properties
- B32B7/025—Electric or magnetic properties
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
- H01B1/08—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances oxides
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/56—Insulating bodies
- H01B17/62—Insulating-layers or insulating-films on metal bodies
Definitions
- the present invention relates to a composite transparent conductive substrate for a touch panel.
- the touch panel is said to be excellent as a man-machine interface because it can be used by anyone simply by touching the display part of the display.
- Resistive touch panels are used in personal portable information devices where demand is expanding.
- a conventional resistance film type touch panel is a so-called dot-point method in which a pressing operation is performed with a finger or a pen.
- the main characteristics required for the transparent electrode film (transparent conductive substrate) of this type of touch panel are (a) the specified resistance value and uniform resistance value, and (b) high temperature and high humidity. The stability of the resistance value below, and (c) The change in resistance value due to the hitting point is small!
- the thickness of the transparent conductive layer provided on the transparent conductive substrate is as thin as 10 to 40 nm, so it is easy to cause deformation, wear, cracking, etc. in the transparent conductive layer depending on the striking point!
- Patent Literature a transparent conductive laminate in which a transparent conductive layer is provided on at least one surface of a transparent substrate film via an anchor layer containing a siloxane bond having a thickness of 0.02 to 10 m has been proposed. 1). Although this method has stable resistance under high temperature and high humidity, the durability is not sufficient. Further, a transparent conductive substrate having a conductive surface containing a conductive polymer has been proposed (Patent Document 2). Although this method is excellent in durability, there is a problem that the resistance value increases under high temperature and high humidity.
- Patent Document 1 Japanese Patent Application Laid-Open No. 2002-367436 Claim 2
- Patent Document 2 Japanese Patent Laid-Open No. 2002-109998 Claim 1
- the specified resistance value is uniform, the resistance value is uniform, (b) the change in resistance value under high temperature and high humidity is small, and (c) the resistance value change due to drawing is small.
- a transparent conductive substrate is provided.
- a base material (A) comprising a polymer film or a polymer sheet, a transparent conductive layer (B), and a dielectric layer (C) are laminated in this order, and the dielectric layer (C) has a temperature of 20
- the composite transparent conductive substrate of the present invention is excellent in stability of resistance value under high temperature and high humidity, and changes in resistance value due to drawing are small. Therefore, transparent conductive material for drawing type touch panels is used. Excellent as a substrate.
- FIG. 1 is a schematic view showing an example of a cross section of a composite transparent substrate for a touch panel of the present invention.
- FIG. 2 is a schematic diagram showing a method for evaluating a change in resistance value due to drawing in an example.
- FIG. 3 is a diagram showing the relationship between voltage and linearity measured by the evaluation of FIG.
- Base material comprising polymer film or sheet (A)
- the composite transparent conductive substrate of the present invention comprises a substrate (A), a transparent conductive layer (B), and a dielectric layer (also referred to as a film Z sheet) that are polymer films or polymer sheets (hereinafter referred to as film Z sheets). C) are stacked in this order.
- a film means a thickness of 1 ⁇ m or more and 500 ⁇ m or less
- a sheet means a thickness of more than 500 ⁇ m and 2 mm or less.
- the composite transparent conductive substrate of the present invention is a component used as a transparent electrode of a touch panel.
- the upper electrode and the lower electrode are arranged with a certain gap.
- a dot spacer may be provided between the upper and lower electrodes.
- the transparent conductive layer (B) By laminating the dielectric layer (C) made of an organic polymer layer on the transparent conductive layer (B), the transparent conductive layer (B) is less likely to crack, and the resistance value due to drawing is reduced. The change in is significantly improved. However, if the transparent conductive layer (B) is covered with an organic polymer, the surface resistance value is usually extremely high, making it unsuitable as a transparent electrode. As described above, when a conductive polymer is used, this problem is solved, but there is a problem that the resistance value increases under high temperature and high humidity. For touch panels used in devices used outdoors such as portable information devices, it is important to have excellent resistance value stability under high temperature and high humidity. Therefore, resistance value stability and drawing durability under high temperature and high humidity conditions are important. A balance of sex is required.
- the dielectric layer (C) made of an organic polymer having a relative dielectric constant of 15 or more at a temperature of 20 ° C. and a frequency of 1 kHz and having a thickness of 40 nm to 2000 nm is a transparent conductive layer.
- B It is expected that a laminated transparent conductive substrate can be obtained by laminating on top of which resistance value stability under high temperature and high humidity is excellent and resistance value changes little by drawing!
- the organic polymer having a relative dielectric constant of 15 or more at a temperature of 20 ° C and a frequency of 1 kHz is preferably a cyanoethylated organic polymer.
- cyano-ethylated polymers such as cyanoethylcellulose and cyanoethylhydroxyethylcellulose
- cyanoethylated polymers such as cyanoethyl starch, cyanoethylhydroxypropyl starch, cyanoethyl pullulan, cyanoethyldaricidol pullulan, etc.
- the starch-based polymers are more preferably cyanoethylated polymers, cyanoethyl polyvinyl alcohol, cyanoethyl sucrose, and cyanoethyl sorbitol.
- One or more organic polymers are more preferred.
- cyanoethyl pullulan force is particularly preferred since it is flexible, has high drawing durability, and has high stability of resistance under high temperature and high humidity, and a composite transparent conductive substrate can be obtained.
- acetylethyl pullulan can also be preferably used as the organic polymer. Whether acetylated pullulan is used alone or mixed with cyanoethylated organic polymer, it has flexibility, high drawing durability and stability of resistance under high temperature and high humidity. This is preferable because a high composite transparent conductive substrate can be obtained.
- the thickness of the dielectric layer (C) is preferably 40 nm or more and 2000 nm or less! If it is less than 40 nm, the effect of improving the resistance stability under high temperature and high humidity is low and the effect of improving the drawing durability is not high. If it exceeds 2000 nm, the surface resistance value increases. A more preferable range is from 80 nm to 800 nm.
- the surface resistance value of the composite transparent conductive substrate is preferably 100 ⁇ / port to 1000 ⁇ / port. If the surface resistance is less than 100 ⁇ , the power consumption of the touch panel increases. If the surface resistance exceeds 1000 ⁇ , it becomes more susceptible to radio disturbance.
- the surface resistance value of the composite transparent conductive substrate is more preferably 200 ⁇ Z port or more and 500 ⁇ Z port or less. Increasing the thickness of the transparent conductive layer decreases the surface resistance value, but also increases the light transmittance. This has the negative effect of lowering the transparency of the touch panel.
- the total light transmittance of the composite transparent conductive substrate is preferably 80% or more, more preferably 85% or more.
- the surface resistance value referred to here is a surface resistance value measured on the dielectric layer (C).
- the film Z sheet used as the substrate (A) includes polycarbonate resin, acrylic resin, acetate resin typified by triacetate, cyclic polyolefin, polyethylene terephthalate, polyethylene naphthalate, and other polyester resin
- a film Z sheet formed from a highly transparent resin such as is preferred.
- a film / sheet made of polyethylene terephthalate having high transparency, high heat resistance, and flexibility is more preferable.
- the film Z sheet is coated with an adhesive resin, or a surface such as a discharge treatment. It is preferable to perform processing. Further, since the film Z sheet may shrink due to heat, it is preferable to perform a heat treatment in advance to remove the strain causing the shrinkage.
- the transparent conductive film layer (B) of the composite substrate for the touch panel of the present invention comprises an ultrathin metal thin film such as gold, silver, copper, or indium oxide (acid-tin and Z or acid-zinc. It may be contained), and is preferably a metal-based transparent conductive thin film such as a conductive metal oxide such as tin oxide or zinc oxide.
- a metal-based transparent conductive thin film such as a conductive metal oxide such as tin oxide or zinc oxide.
- conductive metal oxides are more preferable because of high transparency and low resistance.
- one kind or two or more kinds of compounds selected from indium oxide, tin oxide and zinc oxide are preferable because they have low surface resistance, high transparency, and little chemical change due to humidity.
- the transparent conductive layer (B) may be formed by laminating metal transparent conductive thin films in multiple layers.
- These transparent conductive thin films can be formed on the substrate (A) by a vacuum deposition method called PVD such as electron beam deposition, sputtering, or ion plating.
- the metal-based transparent conductive thin film is preferably formed by selecting a metal-based transparent conductive material having characteristics suitable for the intended use and using an appropriate thin film manufacturing method.
- Metal-based transparent conductive thin films are heat treated. Since characteristics such as surface resistance, light transmittance and light reflectance can be changed by heat treatment, heat treatment or the like may be performed as necessary.
- the general physical properties and manufacturing methods of metal-based transparent conductive thin films are described in Chapter 3, Chapter 4 and Chapter 5 of “Transparent Conductive Film Technology” (Transparent Oxide Optical / Electronic Materials, Japan Society for the Promotion of Science). Details are described in the committee edition, published by Ohm Co., Ltd.).
- the transparent conductive layer (B) When the transparent conductive layer (B) is made of a metal-based transparent conductive material, its thickness should be determined as appropriate according to the required surface resistance value and light transmittance according to the application, but is preferred.
- the length is 5 nm and 0.5 m.
- the thickness of the transparent conductive layer (B) is more preferably lOnm force as well. If the thickness is less than 5 nm, the surface resistance increases. If the thickness exceeds 0.5 m, the light transmittance of the transparent conductive layer (B) decreases due to light absorption, whereas the surface resistance value does not decrease much. is there.
- the material of the transparent conductive layer (B) may be a conductive polymer!
- the conductive polymer is preferably a conductive polymer having a light transmittance of 50% or more at a thickness of 2 m and a conductivity of 1.0 ⁇ 10 ⁇ 8 SZcm.
- More preferable conductive polymers used for the transparent conductive layer (B) are polypyrrole, polythiophene, polyfuran, polyselenophene, polyarrin, polyparaphenylene, polyfluorene because of transparency, conductivity and flexibility. Copolymer power of these derivatives and monomers constituting them, any one kind or a mixture of two or more kinds of selected conductive polymers. In particular, by introducing side chains, polythiophene, polyalkylfluorene, polyfluorene, polyparaffin having solubility or dispersibility in water or other solvents.
- At least one type of conductive polymer selected from phenylene, polyparaphenylene lenylene derivatives, and copolymers of monomers constituting them is excellent in transparency and conductivity, and is a film z sheet.
- the conductive polymer film having an appropriate thickness can be uniformly formed, which is superior.
- conductive polymers containing polydioxythiophene, especially those composed of a mixture of polyethylenedioxythiophene (PEDT) and polystyrene sulfonic acid (PSS) have water! / Since it can be dissolved or dispersed in a solvent, it can be easily coated on a film Z sheet, and it is most preferred because it can form a film with particularly high transparency and conductivity.
- the lubricity is improved, so when cutting the film Z sheet to the display screen size, the cutting is performed.
- the film Z sheet is preferable because stacking of the Z sheets becomes easy.
- it is preferable to add other resin to the conductive polymer because the strength of the transparent conductive layer (B) increases and the stability of quality such as rubbing and pulling durability improves. .
- the method of laminating the conductive polymer on the substrate (A) is an electrolytic polymerization method, a vapor deposition method, or a coating method.
- Coating method and the like, and can be appropriately selected depending on the application and the type of the conductive polymer.
- a conductive polymer that is soluble in water or other solvents is laminated by the coating method is film z because it can be uniformly layered on a long substrate such as a sheet with a specified thickness.
- the coating method is not particularly limited, and an appropriate method can be selected depending on the application. The various methods of coating are described in detail in documents such as “Coating Method”, Chapter 1, Power, Chapter 18 (published by Yuji Harasaki, published by Tsuji Shoten).
- the thickness of the transparent conductive layer (B) varies depending on the type of the conductive polymer, and should be appropriately determined according to the surface resistance value and the light transmittance. In particular, the range from 400 nm is preferable. A more preferable thickness is from 500 nm to 2 ⁇ m in terms of surface resistance and light transmittance. If the thickness is less than 400 nm, the surface resistance is high. On the other hand, when the thickness exceeds 5 / zm, the light transmittance decreases due to light absorption of the conductive polymer.
- the touch panel is rubbed with a pen, the surface is easily damaged. Therefore, it is preferable to provide the surface hardness layer (D) on at least one surface of the composite conductive substrate.
- the outer surface rubbed with the pen is the surface opposite to the surface of the base material (A) where the transparent conductive layer (B) Z dielectric layer (C) is provided, so that a surface hardness layer (D) is provided on the surface,
- the surface hardened layer (D) Z substrate (A) Z transparent conductive layer (B) Z dielectric layer (C) are preferably laminated in this order.
- Surface hardened layer (D) Z base (A) Z surface hardened layer (DZ transparent conductive layer (B) Z dielectric layer (C ) Configuration can also be selected.
- the surface hardened layer (D) preferably has a pencil hardness of 1H or more.
- the material of the surface hardened layer (D) may be an inorganic compound or an organic compound, but an organic compound is more preferable because of its flexibility.
- Examples of the composition of the surface hardened layer include a thermosetting resin, and an ionizing radiation-curing resin that is cured by irradiation with high energy rays such as electron beams and ultraviolet rays.
- (meth) acrylate resin, alkoxysilane compound, titanate compound and the like such as melamine resin, epoxy resin, pentaerythritol tritalylate alcohol modified polyfunctional compound are preferable.
- (meth) attalylate resin that is cured by irradiation with ionizing radiation is a more preferable composition as the surface-hardened layer (D) because of its high hardness and flexibility.
- cured resin compositions include the resin compositions described in JP-A-12-141556, JP-A-13-179902, JP-A-13-287308, and the like.
- the touch panel uses a transparent conductive film force as an upper electrode and conductive glass as a lower electrode.
- a transparent conductive film force as an upper electrode
- conductive glass as a lower electrode.
- the composite transparent conductive substrate of the present invention is used as a transparent conductive film as an upper electrode
- a touch panel excellent in drawing resistance and high temperature and high humidity resistance can be produced.
- Recently, the development of a thin touch panel for portable devices and the like has been studied.
- the composite transparent substrate of the present invention is used as both upper and lower electrodes, it is thin and light! be able to
- the organic polymer to be measured is dissolved in a solvent containing dimethylformamide as the main solvent, and the solution is applied on a glass plate to a dry thickness of 0.5 mm.
- a plate-like sample was prepared by drying and solidifying for a minute.
- the obtained plate sample was cut into a 40 mm square, flat electrode measurement electrode DPT-008 was attached to Keycom's dielectric constant measurement device DT-002, and the sample was sandwiched between the electrodes, at a temperature of 20 ° C, at a frequency lkHz, voltage 1.0V
- the measurement was performed by a four-probe method using a low resistivity meter Loresta MCP-T360 manufactured by Diainstrument.
- Four needle-shaped electrodes are placed in a straight line on the dielectric layer of the composite transparent substrate to be measured, a constant current is passed between the two outer probes, and the potential difference generated between the two inner probes is measured. The resistance was obtained by calculation.
- an electrode was placed on the transparent electrode.
- the composite transparent substrate was cut into a 40 mm square and measured according to JIS K7105-1981, using a Nippon Denshoku Haze Mater NDH-2000 with a D65 light source.
- a composite transparent base material was cut into a 40 mm square, and measured according to JIS K7105-1981, using a SM color computer Model SM-6 manufactured by Suga Test Instruments Co., Ltd. with a D65 light source.
- the composite transparent substrate was placed in a constant temperature and high humidity bath at 60 ° C and 90% RH for 240 hours.
- the surface resistance value R before being put in the constant temperature and high humidity bath and the surface resistance value R after being put in are respectively described in 2.
- the touch panel sample was installed in a resistance film type touch panel inspection device (manufactured by Tachi Panel Laboratory Co., Ltd.), and a constant current I was passed through the two parallel sides of the upper electrode as X electrodes as shown in FIG.
- a pen load of 300 g was applied, and a 20 mm long straight line was applied at a speed of 210 mmZmin. Then, I wrote back and forth (drawing).
- the linearity of the resistance value was measured every 1000 times, with one reciprocation as one drawing. The linearity of the resistance value is called linearity and is calculated by the following equation.
- E is the voltage EX when the measurement terminal P is on the force 1 and the voltage EX when the measurement terminal P is on the force 2 when both ends of the straight line drawn by the measurement terminal P are XI and X2, respectively.
- ⁇ ⁇ is the calculated E at point X and the actual measured EX, as shown in Figure 3.
- the amount of change in linearity is the difference between the linearity measured at the first drawing and the linearity measured every 1000 drawing.
- the maximum number of renderings is the number of renderings where the linearity change is 1.5%. The larger the maximum number of times of drawing, the less the resistance value changes due to drawing.
- a 125 ⁇ m-thick polyethylene terephthalate film (trade name “Lumirror®” “QT59” manufactured by Toray Industries, Inc.) is used as a base material (A), and dipentaerythritol hexaatrate 70 on the base material (A).
- the touch panel using the composite conductive base material of Example 1 was excellent in drawing durability because the maximum number of times of drawing satisfied 100,000 times or more, which is a standard of drawing durability.
- the sputtered film is yellowish, and there has been a strong demand for improvement in light transmittance and color tone.
- the composite conductive substrate of Example 1 was compared with the composite conductive substrate having no cyanoethyl pullulan layer of Comparative Example 1 by laminating a layer of cyanoethyl pullulan on the sputtered film.
- the light transmittance increased and the b * value also decreased.
- the composite conductive substrate for a touch panel of the present invention can be said to be a more preferable conductive substrate excellent in optical properties.
- Example 1 Except that the dielectric layer (C) was not applied, the same procedure as in Example 1 was followed, in the order of the hardened surface layer (D), the substrate with the Z high molecular film force (A), and the transparent conductive layer (B) with the ZITO force. Laminated A composite transparent conductive substrate was prepared. The obtained transparent conductive substrate was evaluated according to the evaluation method. Table 1 shows the evaluation results.
- a conductive polymer composed of polyethylene dioxythiophene (PEDOT) and polystyrene sulphonic acid (PSS) force is formed on the surface opposite to the surface cured layer (D) of the surface cured film prepared in Example 1.
- PEDOT polyethylene dioxythiophene
- PSS polystyrene sulphonic acid
- Layer (B) was provided.
- cyanoethyl pullulan was applied by the same method as in Example 1 so that the film thickness after drying was 0.12 ⁇ m, and a dielectric layer (C) was provided.
- the touch panel using the composite conductive substrate of Example 2 is a measure of resistance value stability under high temperature and high humidity. RZR ⁇ 1.1
- Substrate made of surface hardened layer (D) / polymer film cover (A) Transparent conductive material made of Z conductive polymer, except that the dielectric layer (C) was not applied. (B) A composite transparent conductive substrate that can be used for strength was prepared. The obtained transparent conductive substrate was evaluated according to the evaluation method. Table 1 shows the evaluation results.
- a composite transparent conductive substrate was prepared in the same manner as in Example 1 except that when the dielectric layer (C) was provided, acetylene pullulan (manufactured by Hayashibara Shoji) was used instead of cyano pullulan.
- the relative permittivity of acetylene pullulan used was 16. The results of evaluation according to the evaluation method are shown in Table 1.
- acetylene blue instead of cyanoethyl pullulan
- a composite transparent conductive substrate was prepared in the same manner as in Example 1 except that orchid (produced by Hayashibara Shoji) and cyanoethyl pullulan (produced by Shin-Etsu Chemical Co., Ltd.) were mixed at a weight ratio of 50% Z50%.
- the relative dielectric constant was 17 when acetylene pullulan and cyanoethyl pullulan were mixed at a weight ratio of 50% Z50%.
- Table 1 The results of evaluation according to the evaluation method are shown in Table 1.
- It can be used as a composite transparent conductive substrate that is an important component of the touch panel used as an interface necessary for humans to operate information devices.
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Abstract
Description
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Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005800214531A CN1977343B (zh) | 2004-08-17 | 2005-08-10 | 触控式面板用复合透明导电性基材和触控式面板 |
| JP2006531676A JP4940949B2 (ja) | 2004-08-17 | 2005-08-10 | タッチパネル用複合透明導電性基材およびタッチパネル |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004237205 | 2004-08-17 | ||
| JP2004-237205 | 2004-08-17 |
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| WO2006019019A1 true WO2006019019A1 (ja) | 2006-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| PCT/JP2005/014632 Ceased WO2006019019A1 (ja) | 2004-08-17 | 2005-08-10 | タッチパネル用複合透明導電性基材およびタッチパネル |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP4940949B2 (ja) |
| KR (1) | KR20070042506A (ja) |
| CN (1) | CN1977343B (ja) |
| TW (1) | TWI376700B (ja) |
| WO (1) | WO2006019019A1 (ja) |
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| JP2007276322A (ja) * | 2006-04-10 | 2007-10-25 | Toray Advanced Film Co Ltd | タッチパネル用透明導電性フィルム |
| JP2011046098A (ja) * | 2009-08-27 | 2011-03-10 | Sumitomo Chemical Co Ltd | 透明樹脂積層板 |
| WO2017159448A1 (ja) * | 2016-03-17 | 2017-09-21 | 東レ株式会社 | 積層部材及びタッチパネル |
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| CN101452362B (zh) * | 2007-12-07 | 2012-04-25 | 台达电子工业股份有限公司 | 触控面板及其制作方法 |
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| US9903015B2 (en) * | 2012-12-19 | 2018-02-27 | Kaneka Corporation | Substrate with transparent electrode and method for manufacturing same |
| KR101879220B1 (ko) * | 2013-03-29 | 2018-07-17 | 동우 화인켐 주식회사 | 투명 전극 패턴 적층체 및 이를 구비한 터치 스크린 패널 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02213006A (ja) * | 1989-02-10 | 1990-08-24 | Nitto Denko Corp | 透明導電性積層体 |
| JPH02227992A (ja) * | 1989-03-01 | 1990-09-11 | Nitto Denko Corp | 透明導電性積層体および該積層体を用いたエレクトロルミネッセンス表示装置の製造法 |
| JPH05325645A (ja) * | 1992-04-07 | 1993-12-10 | Oji Kako Kk | 透明導電性フィルム |
| JPH1044289A (ja) * | 1996-08-02 | 1998-02-17 | Oji Paper Co Ltd | エレクトロルミネッセンス素子用透明導電性フィルム |
| JPH10244615A (ja) * | 1997-03-06 | 1998-09-14 | Toray Ind Inc | 透明導電性積層体およびel素子 |
| JP2001014952A (ja) * | 1999-06-28 | 2001-01-19 | Toyobo Co Ltd | 透明導電性フィルムおよびエレクトロルミネッセンスパネル |
| JP2003109432A (ja) * | 2001-10-01 | 2003-04-11 | Bridgestone Corp | 透明導電フィルム及びタッチパネル |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010030164A (ko) * | 1999-08-31 | 2001-04-16 | 고지마 아끼로, 오가와 다이스께 | 터치 패널 및 그것을 이용한 표시 장치 |
-
2005
- 2005-08-10 CN CN2005800214531A patent/CN1977343B/zh not_active Expired - Fee Related
- 2005-08-10 WO PCT/JP2005/014632 patent/WO2006019019A1/ja not_active Ceased
- 2005-08-10 JP JP2006531676A patent/JP4940949B2/ja not_active Expired - Fee Related
- 2005-08-10 KR KR1020067025483A patent/KR20070042506A/ko not_active Ceased
- 2005-08-12 TW TW094127416A patent/TWI376700B/zh not_active IP Right Cessation
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02213006A (ja) * | 1989-02-10 | 1990-08-24 | Nitto Denko Corp | 透明導電性積層体 |
| JPH02227992A (ja) * | 1989-03-01 | 1990-09-11 | Nitto Denko Corp | 透明導電性積層体および該積層体を用いたエレクトロルミネッセンス表示装置の製造法 |
| JPH05325645A (ja) * | 1992-04-07 | 1993-12-10 | Oji Kako Kk | 透明導電性フィルム |
| JPH1044289A (ja) * | 1996-08-02 | 1998-02-17 | Oji Paper Co Ltd | エレクトロルミネッセンス素子用透明導電性フィルム |
| JPH10244615A (ja) * | 1997-03-06 | 1998-09-14 | Toray Ind Inc | 透明導電性積層体およびel素子 |
| JP2001014952A (ja) * | 1999-06-28 | 2001-01-19 | Toyobo Co Ltd | 透明導電性フィルムおよびエレクトロルミネッセンスパネル |
| JP2003109432A (ja) * | 2001-10-01 | 2003-04-11 | Bridgestone Corp | 透明導電フィルム及びタッチパネル |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007276322A (ja) * | 2006-04-10 | 2007-10-25 | Toray Advanced Film Co Ltd | タッチパネル用透明導電性フィルム |
| JP2011046098A (ja) * | 2009-08-27 | 2011-03-10 | Sumitomo Chemical Co Ltd | 透明樹脂積層板 |
| WO2017159448A1 (ja) * | 2016-03-17 | 2017-09-21 | 東レ株式会社 | 積層部材及びタッチパネル |
| JP6226105B1 (ja) * | 2016-03-17 | 2017-11-08 | 東レ株式会社 | 積層部材及びタッチパネル |
| TWI697994B (zh) * | 2016-03-17 | 2020-07-01 | 日商東麗股份有限公司 | 積層構件及觸控面板 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2006019019A1 (ja) | 2008-05-08 |
| TW200617997A (en) | 2006-06-01 |
| CN1977343A (zh) | 2007-06-06 |
| CN1977343B (zh) | 2010-12-22 |
| KR20070042506A (ko) | 2007-04-23 |
| TWI376700B (en) | 2012-11-11 |
| JP4940949B2 (ja) | 2012-05-30 |
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