JP2016004458A5 - - Google Patents
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- JP2016004458A5 JP2016004458A5 JP2014125134A JP2014125134A JP2016004458A5 JP 2016004458 A5 JP2016004458 A5 JP 2016004458A5 JP 2014125134 A JP2014125134 A JP 2014125134A JP 2014125134 A JP2014125134 A JP 2014125134A JP 2016004458 A5 JP2016004458 A5 JP 2016004458A5
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- JP
- Japan
- Prior art keywords
- anchor layer
- film
- touch panel
- metal
- acrylic
- 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.)
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- 239000010410 layer Substances 0.000 description 26
- 239000002184 metal Substances 0.000 description 16
- 229910052751 metal Inorganic materials 0.000 description 16
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 7
- 239000002105 nanoparticle Substances 0.000 description 6
- 239000004925 Acrylic resin Substances 0.000 description 4
- 229920000178 Acrylic resin Polymers 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 238000000206 photolithography Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 229920000089 Cyclic olefin copolymer Polymers 0.000 description 3
- 229910001111 Fine metal Inorganic materials 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000007740 vapor deposition Methods 0.000 description 3
- 229920002284 Cellulose triacetate Polymers 0.000 description 2
- NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2R,3R,4S,5R,6S)-4,5-diacetyloxy-3-[(2S,3R,4S,5R,6R)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2R,3R,4S,5R,6S)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- 239000004713 Cyclic olefin copolymer Substances 0.000 description 1
- 229920002803 Thermoplastic polyurethane Polymers 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000002346 layers by function Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Description
本発明により、表面キズが多数存在する二軸延伸フィルムを用いても、本発明のアンカー層により表面キズが埋め込まれるため、金属割れを減少させることができ配線断線による不良数を低減させることが可能である。また、金属膜と二軸延伸フィルム基材との密着性をあげることができ、金属配線の耐擦性アップにより信頼性が向上した静電容量タッチパネルを提供できる。 According to the present invention, even if a biaxially stretched film having a large number of surface scratches is used, the surface scratches are embedded by the anchor layer of the present invention, so that metal cracks can be reduced and the number of defects due to wiring disconnection can be reduced. Is possible. Furthermore, Ki out to increase the adhesion between the metal film and the biaxially stretched film substrate can provide a capacitive touch panel which reliability has been improved by rubbing resistance up metal wire.
以下本発明を実施するための形態を、図面を用いて詳細に説明する。図１は、透明基材１と金属細線２との間にアンカー層３を設けた静電容量タッチパネルの構成を示した概念平面図（Ａ）および概念断面図（Ｂ）であり、透明基材１の両面に、それぞれの面に、金属細線２が縦横交差する様に金属細線を多数を平行して配列形成させた静電容量タッチパネルである。 DESCRIPTION OF EMBODIMENTS Hereinafter, embodiments for carrying out the present invention will be described in detail with reference to the drawings. FIG. 1 is a conceptual plan view (A) and a conceptual cross-sectional view (B) showing a configuration of a capacitive touch panel in which an anchor layer 3 is provided between a transparent substrate 1 and a thin metal wire 2. on both sides of the 1, on each side, the thin metal wires 2 are capacitive touch panel is arranged and formed in parallel a number of metallic fine wires so as to vertically and horizontally crossing.
図２は、アンカー層を、アンカー層（第一）３、アンカー層（第二）４と２層構成としたものである。アンカー層に保持させる、表面キズを埋める平滑性向上機能、金属膜と透明基材との密着性向上機能、硬度向上機能は、必ずしも１層に持たせる必要はなく、図２に示す様に、第一のアンカー層３、第二のアンカー層４の様に、1層もしくは機能層分離をした２層以上の複数のアンカー層を設けても良い。 FIG. 2 shows an anchor layer having a two-layer structure including an anchor layer (first) 3 and an anchor layer (second) 4. The smoothness improving function to fill the surface scratch, the adhesion improving function between the metal film and the transparent base material, and the hardness improving function that are held in the anchor layer are not necessarily provided in one layer, as shown in FIG. Like the first anchor layer 3 and the second anchor layer 4, a plurality of anchor layers of one layer or two or more layers separated by a functional layer may be provided.
＜透明基材＞
透明基材としては、ＰＥＴ、アクリルフィルム、ＣＯＰ（環状オレフィンポリマー）、ＣＯＣ（環状オレフィンコポリマー）、ＴＡＣ（トリアセチルセルロース）、ＰＣ（ポリカーボネート）が使用可能であり、二軸延伸ＰＥＴフィルムが好適である。
<Transparent substrate>
As the transparent substrate, PET, acrylic film, COP (cycloolefin polymer), CO C (cyclic olefin copolymer), TAC (triacetyl cellulose), PC (polycarbonate) is available and is biaxially oriented PET film Is preferred.
二軸延伸フィルムとして１００μｍ厚みの商品名ＸＵ４８３（東レ社製）に、０．３μｍの厚さでアクリルナノ粒子を添加したアクリル樹脂を片面に塗布して第一アンカー層を形成し、蒸着法により２μｍの銅膜を、二軸延伸フィルムの片面に形成し、フォトリソ法により線幅３μｍの細線パターン（金属細線多数を平行に配列）を形成し、前記金属細線が縦横交差する様に絶縁性接着剤を介して重ね合せてなる構成の、ヘーズ値１．０の実施例１の金属配線フィルムタッチパネルを作製した。
尚、アンカー層塗布液へのアクリルナノ粒子は、粒径０．３μｍを用い、添加量を０．５質量部とした。
A biaxially stretched film as a 100μm thickness tradename XU483 (made by Toray Industries, Inc.), to form a first anchor layer by coating a 0.3 [mu] m thick acrylic resin added acrylic nanoparticles on one surface, evaporation the 2μm copper film by law, biaxial formed on one surface of the stretched film to form a fine line pattern having a line width of 3μm by photolithography (arranged parallel to the large number thin metal wires), as the thin metal wire is vertical and horizontal cross A metal wiring film touch panel of Example 1 having a haze value of 1.0, having a structure in which the insulating adhesive was laminated, was produced.
In addition, the acrylic nanoparticle to an anchor layer coating liquid used the particle size of 0.3 micrometer, and made the addition amount 0.5 mass part.
二軸延伸フィルムとして１００μｍ厚みの商品名ＸＵ４８３（東レ社製）に、２μｍの厚さでアクリル樹脂を片面に塗布して第一アンカー層を形成し、さらに第一アンカー層上に０．５μｍの厚さでアクリルナノ粒子を添加したエステル樹脂を塗布して第二アンカー層を形成し、蒸着法により２μｍの銅膜を、二軸延伸フィルムの片面に形成し、フォトリソ法により線幅３μｍの細線パターン（金属細線多数を平行に配列）を形成し、前記金属細線が縦横交差する様に絶縁性接着剤を介して重ね合せてなる構成の、ヘーズ値１．２の実施例２の金属配線フィルムタッチパネルを作製した。
尚、第二アンカー層塗布液へのアクリルナノ粒子は、粒径０．５μｍを用い、添加量を０．５質量部とした。
As a biaxially stretched film, a 100 μm thick product name XU483 (manufactured by Toray Industries, Inc.) was applied with acrylic resin on one side to a thickness of 2 μm to form a first anchor layer, and 0.5 μm on the first anchor layer. the ester resin obtained by adding acrylic nanoparticles thickness was applied to form a second anchor layer, a copper film of 2μm by vapor deposition, to form a single surface of a biaxially stretched film, by photolithography of the line width 3μm The metal wiring of Example 2 having a haze value of 1.2 , which is formed by forming a fine line pattern (a number of fine metal lines arranged in parallel) and overlapping the fine metal lines with an insulating adhesive so as to intersect vertically and horizontally A film touch panel was produced.
In addition, the acrylic nanoparticle to the 2nd anchor layer coating liquid used the particle size of 0.5 micrometer, and made the addition amount 0.5 mass part.
実施例２の第二アンカー層を無くした以外は同一条件で、実施例３の金属配線フィルムタッチパネルを作製して、ヘーズ値１．４の実施例３の金属配線フィルムタッチパネルを作製した。 A metal wiring film touch panel of Example 3 was manufactured under the same conditions except that the second anchor layer of Example 2 was eliminated, and a metal wiring film touch panel of Example 3 having a haze value of 1.4 was manufactured.
二軸延伸フィルムとして１００μｍ厚みの商品名ＸＵ４８３（東レ社製）に、２μｍの厚さでアクリル樹脂を片面に塗布して第一アンカー層を形成し、第一アンカー層上にさらにアクリルナノ粒子を添加したウレタン樹脂を塗布して第二アンカー層を形成し、蒸着法により２μｍの銅膜を、二軸延伸フィルムの片面に形成し、フォトリソ法により線幅２μｍの細線パターン（金属細線多数を平行に配列）を形成し、前記金属細線が縦横交差する様に絶縁性接着剤を介して重ね合せてなる構成の、ヘーズ値１．８の実施例４の金属配線フィルムタッチパネルを作製した。
尚、第二アンカー層塗布液へのアクリルナノ粒子は、粒径０．５μｍを用い、添加量を０．５質量部とした。
As a biaxially stretched film, a 100 μm-thick product name XU483 (manufactured by Toray Industries, Inc.) is coated with acrylic resin on one side to a thickness of 2 μm to form a first anchor layer, and acrylic nanoparticles are further coated on the first anchor layer. by applying the added urethane resin to form a second anchor layer, a copper film of 2μm by vapor deposition, to form a single surface of a biaxially oriented film, numerous fine line pattern (thin metal wire with a line width 2μm by photolithography parallelly arranged) is formed, the metal thin wire was produced in the structure formed by superposed via an insulating adhesive so as to vertically and horizontally crossing, a metal wiring film touch panel according to an embodiment 4 of the haze value 1.8.
In addition, the acrylic nanoparticle to the 2nd anchor layer coating liquid used the particle size of 0.5 micrometer, and made the addition amount 0.5 mass part.
二軸延伸フィルムとして１００μｍ厚みの商品名ＸＵ４８３（東レ社製）に、２μｍの厚さでアクリル樹脂を両面に塗布して第一アンカー層を表裏に形成し、蒸着法により２μｍの銅膜を第一アンカー層上の両面に形成し、フォトリソ法により線幅２μｍの細線パターンを、金属細線が縦横交差する様に作製し、ヘーズ値２．５の実施例５の金属配線フィルムタッチパネルを作製した。 As a biaxially stretched film, a 100 μm-thick product name XU483 (manufactured by Toray Industries, Inc.) is coated with acrylic resin on both sides with a thickness of 2 μm to form first anchor layers on both sides, and a 2 μm copper film is formed by vapor deposition . Formed on both surfaces of one anchor layer, a fine line pattern having a line width of 2 μm was produced by photolithography so that the fine metal lines intersected vertically and horizontally, and a metal wiring film touch panel of Example 5 having a haze value of 2.5 was produced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014125134A JP6344075B2 (en) | 2014-06-18 | 2014-06-18 | Capacitive touch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014125134A JP6344075B2 (en) | 2014-06-18 | 2014-06-18 | Capacitive touch panel |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2016004458A JP2016004458A (en) | 2016-01-12 |
| JP2016004458A5 true JP2016004458A5 (en) | 2016-02-18 |
| JP6344075B2 JP6344075B2 (en) | 2018-06-20 |
Family
ID=55223677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2014125134A Active JP6344075B2 (en) | 2014-06-18 | 2014-06-18 | Capacitive touch panel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6344075B2 (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5645581B2 (en) * | 2010-10-05 | 2014-12-24 | 富士フイルム株式会社 | Touch panel |
| WO2013038718A1 (en) * | 2011-09-16 | 2013-03-21 | 東レフィルム加工株式会社 | Transparent electrically-conductive film, and touch panel |
| JP2014026071A (en) * | 2012-07-26 | 2014-02-06 | Toray Advanced Film Co Ltd | Hard coat film, transparent conductive film and touch panel |
| JP6153028B2 (en) * | 2013-10-17 | 2017-06-28 | パナソニックＩｐマネジメント株式会社 | Touch panel and method for manufacturing touch panel |
| JP2015176465A (en) * | 2014-03-17 | 2015-10-05 | 東レフィルム加工株式会社 | Base film of transparent conductive film for touch panel, and the transparent conductive film for the touch panel |
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2014
- 2014-06-18 JP JP2014125134A patent/JP6344075B2/en active Active
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