JPS63136001A - Production of glare preventing sheet - Google Patents
Production of glare preventing sheetInfo
- Publication number
- JPS63136001A JPS63136001A JP61283750A JP28375086A JPS63136001A JP S63136001 A JPS63136001 A JP S63136001A JP 61283750 A JP61283750 A JP 61283750A JP 28375086 A JP28375086 A JP 28375086A JP S63136001 A JPS63136001 A JP S63136001A
- Authority
- JP
- Japan
- Prior art keywords
- film
- light
- layer
- wound
- transparent
- 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.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 7
- 230000004313 glare Effects 0.000 title abstract 2
- 239000000463 material Substances 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 239000000853 adhesive Substances 0.000 claims abstract description 5
- 230000001070 adhesive effect Effects 0.000 claims abstract description 5
- 238000005520 cutting process Methods 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 claims abstract 2
- 239000002131 composite material Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 238000010030 laminating Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 abstract description 16
- 238000002834 transmittance Methods 0.000 abstract description 6
- 229910052751 metal Inorganic materials 0.000 abstract description 5
- 239000002184 metal Substances 0.000 abstract description 5
- 239000011229 interlayer Substances 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract 3
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 abstract 1
- 229920000728 polyester Polymers 0.000 description 6
- -1 polyethylene Polymers 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 239000004793 Polystyrene Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229920000515 polycarbonate Polymers 0.000 description 3
- 239000004417 polycarbonate Substances 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 229920002223 polystyrene Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000004709 eyebrow Anatomy 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229920003020 cross-linked polyethylene Polymers 0.000 description 1
- 239000004703 cross-linked polyethylene Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 229920000554 ionomer Polymers 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Surface Treatment Of Optical Elements (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
- Laminated Bodies (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は防眩シートの製造方法に係り、更に詳しくは、
例えば自動車の計器等の表示装置の全面に取りつけて車
窓等に映ることで運転者に眩怒を生じさせる光線の漏れ
を防止する目的で使用される光線散乱制？７１機能を持
つ防眩シートの製造方法に関する。[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a method for manufacturing an anti-glare sheet, and more specifically,
For example, a light scattering system that is attached to the entire surface of a display device such as a car's instruments and used to prevent the leakage of light that can cause dazzle to the driver by reflecting on the car window. The present invention relates to a method of manufacturing an anti-glare sheet having 71 functions.
従来、防眩シートは遮光性材料層と透光性材料層を交互
に積層し、層間を接着したものを積層方向にナイフで薄
く切出して作られた。Conventionally, anti-glare sheets have been made by alternately laminating light-shielding material layers and light-transmitting material layers, gluing the layers together, and cutting the sheets thinly with a knife in the lamination direction.
また、別法として、紫外線硬化型樹脂を用い、写真製版
的手法で硬化させた紫外線硬化型樹脂のスリント状パタ
ーンを形成し、そのスリット部分を染色するか、もしく
はスリット間の空間に遮光材を埋め込む方法がある。Alternatively, you can use an ultraviolet curable resin to form a slint-like pattern of the ultraviolet curable resin that has been cured using a photolithography method, and then dye the slits or place a light-shielding material in the space between the slits. There is a way to embed it.
しかしながら、前記の第１の方法には手間がかかる上に
、耐熱性のある素材を使用できず、また、切断部分にパ
リが生ずるという欠点があり、更に切断適性により、材
料が制限されるという欠点がある。However, the first method described above is time-consuming, does not allow the use of heat-resistant materials, and has the disadvantage of causing cracks at the cut portion.Furthermore, the materials that can be used are limited by their suitability for cutting. There are drawbacks.
次に第２番目の方法には、手間がかかる上に、光線透過
率が紫外線硬化樹脂のエツチング深度により、限定され
る欠点がある。The second method has the drawback that it is time-consuming and that the light transmittance is limited by the etching depth of the ultraviolet curing resin.
本発明は如上の問題点を解決するもので、「透明フィル
ム基材の一面に光線透過制御材料層を積層し、且つ該光
線透過制御■材料層を設けた透明フィルム基材の片面も
しくは両面に感熱接着剤を塗布した、所定幅の帯状の複
合フィルムをロールの断面形状が多角形になるように巻
き上げ、しかるのち加熱して巻き取った複合フィルムの
層間を接着し、次いで前記眉間接着したものを、巻取端
面より、所望の形状に断裁することを特徴とする防眩シ
ートの製造方法。ｊを要旨とするものである。The present invention solves the above-mentioned problems by laminating a light transmission control material layer on one side of a transparent film base material, and on one or both sides of the transparent film base material on which the light transmission control material layer is provided. A strip-shaped composite film coated with a heat-sensitive adhesive and having a predetermined width is rolled up so that the roll has a polygonal cross-sectional shape, and then heated to bond the layers of the rolled composite film, and then bonded between the eyebrows. A method for manufacturing an anti-glare sheet, characterized in that the sheet is cut into a desired shape from the rolled end surface.
以下に、図面を参照しながら、本発明に付き、詳細に説
明する。The present invention will be described in detail below with reference to the drawings.
先ず、第１図示のように、透明フィルム基材ｌの一面に
光線透過制御材料層２を設ける。First, as shown in the first diagram, a light transmission control material layer 2 is provided on one surface of a transparent film base material l.
次に、第２図（ａ）ないしくｂ）に示すように透明フィ
ルム基材の片面もしくは両面に感熱接着材層３を設け、
複合フィルム４を得る。Next, as shown in FIG. 2(a) or b), a heat-sensitive adhesive layer 3 is provided on one or both sides of the transparent film base material,
A composite film 4 is obtained.
＆Ｉ胃にスリットした後、切断端面を揃えて、複合フィ
ルム４をロールの断面形状が多角形状になるように巻き
上げ、しかるのち加熱して眉間接着する。&I After slitting the stomach, the composite film 4 is rolled up so that the cross-sectional shape of the roll becomes a polygon, with the cut ends aligned, and then heated and bonded between the eyebrows.
次いで、第４図示のように巻取端面より、所望の形状に
裁断することにより、防眩シートを得ることが出来る。Next, as shown in the fourth figure, the anti-glare sheet can be obtained by cutting into a desired shape from the rolled end surface.
而して、本発明において、透明フィルム基材として、厚
さが１〜２０００μｍのもので、光線透過率が可視領域
において平均８５％以上のポリエステル、ポリエチレン
、架橋ポリエチレン、ポリプロピレン、ポリカーボネー
ト、ポリスチレンのような透明フィルムを適用しうる。In the present invention, the transparent film substrate is made of a material having a thickness of 1 to 2000 μm and an average light transmittance of 85% or more in the visible region, such as polyester, polyethylene, crosslinked polyethylene, polypropylene, polycarbonate, or polystyrene. A transparent film can be applied.
次に、本発明において、光線透過制御材料層として、厚
さ０．００１〜２００μｍで光線透過率が可視領域にお
いて、平均８５％以下のインキ層、または顔料練込みポ
リエステル等の着色フィルム、または、アルミニウム、
クロム等の金属の金属箔、もしくはアルミニウム、クロ
ム等の金属の金属茎着層を適用しうる。Next, in the present invention, as the light transmission control material layer, an ink layer with a thickness of 0.001 to 200 μm and a light transmittance of 85% or less on average in the visible region, or a colored film such as pigment-mixed polyester, or aluminum,
A metal foil of a metal such as chromium or a metal stem layer of a metal such as aluminium, chromium or the like may be applied.
次に、本発明において、感熱接着剤として、アイオノマ
ー、マレイン酸変性ポリプロピレン等を適用しうる。Next, in the present invention, an ionomer, maleic acid-modified polypropylene, etc. can be used as the heat-sensitive adhesive.
厚さ５０μｍのポリエステルの片面に厚さ、０．０２．
４１ｍのアルミニウムの蒸着層を形成し、次いでこのフ
ィルムのポリエステル面側にマレイン酸変性ポリプロピ
レンを溶融押し出しコーティングした。Thickness: 0.02 mm on one side of 50 μm thick polyester.
A 41 m deposited layer of aluminum was formed, and then maleic acid-modified polypropylene was melt-extruded coated on the polyester side of the film.
次いで前記のように形成したものを１．５ｍｓの幅にス
リット切断後、切断端面を揃えて、ロールの形状が多角
形になるように巻き上げ、しかるのち、加熱して巻き取
った複合フィルムの層間を接着し、次いで前記接着した
ものを、断面より４１５０ ｗ ｘ横５０龍の形状に切
断し、防眩シートを作ることが出来た。Next, the film formed as described above is cut into slits with a width of 1.5 ms, and the cut ends are aligned and rolled up so that the roll has a polygonal shape. Then, the interlayer of the composite film is heated and rolled up. was glued together, and then the glued product was cut into a cross section of 4150 w x 50 x 50 to make an anti-glare sheet.
以上詳記した通り、本発明によれば、防眩シートを符単
に、且つ低コストで作ることが出来る。また、材料積層
後のスリット工程がないため、断面をシャープに仕上げ
ることが出来る。As detailed above, according to the present invention, an anti-glare sheet can be produced simply and at low cost. In addition, since there is no slitting process after laminating materials, the cross section can be finished sharply.
また、作成に当たり、用途に応じて、ポリエステル、ポ
リカーボネート、ポリスチレン等の多種の素材を適用出
来、光線透過率の優れた防眩材や、耐熱性と優れた光線
透過性の両性質を備えた防眩材を作ることが出来る。In addition, a wide variety of materials such as polyester, polycarbonate, and polystyrene can be used to create materials, such as polyester, polycarbonate, and polystyrene, depending on the application. You can make dazzling materials.
第１図乃至第４図は本発明の方法による製造過程を示し
、第１図、及び第２図（ａ）、 （ｂ）は断面図、第
３図は模式図、第４回は斜視図である。
■・・・・透明フィルム基材
２・・・・光線透過制御材料層３
・・・・感熱接着剤層
４・・・・複合フィルム
５・・・・防眩シート
特許出願人 大日本印刷株式会社
代理人 弁理士 小 西 淳 美
第１図
第２図
（ａ）
第３図
第４図1 to 4 show the manufacturing process according to the method of the present invention, FIG. 1, FIGS. 2(a) and 2(b) are cross-sectional views, FIG. 3 is a schematic diagram, and the fourth is a perspective view. It is. ■... Transparent film base material 2... Light transmission control material layer 3... Heat sensitive adhesive layer 4... Composite film 5... Anti-glare sheet patent applicant Dai Nippon Printing Co., Ltd. Company agent Patent attorney Atsushi Konishi Figure 1 Figure 2 (a) Figure 3 Figure 4
Claims (1)
、且つ該光線透過制御材料層を設けた透明フィルム基材
の片面もしくは両面に感熱接着剤を塗布した、所定幅の
帯状の複合フィルムをロールの断面形状が多角形になる
ように巻き上げ、しかるのち加熱して巻き取った複合フ
ィルムの層間を接着し、次いで前記眉間接着したものを
、巻取端面より所望の形状に断裁することを特徴とする
防眩シートの製造方法。A band-shaped composite film of a predetermined width is formed by laminating a light transmission control material layer on one side of a transparent film base material, and applying a heat-sensitive adhesive to one or both sides of the transparent film base material provided with the light transmission control material layer. It is characterized by winding up the roll so that its cross-sectional shape is polygonal, then heating and bonding the layers of the wound composite film, and then cutting the glabella-glued film into a desired shape from the rolled end surface. A method for manufacturing an anti-glare sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61283750A JPS63136001A (en) | 1986-11-28 | 1986-11-28 | Production of glare preventing sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61283750A JPS63136001A (en) | 1986-11-28 | 1986-11-28 | Production of glare preventing sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63136001A true JPS63136001A (en) | 1988-06-08 |
Family
ID=17669625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61283750A Pending JPS63136001A (en) | 1986-11-28 | 1986-11-28 | Production of glare preventing sheet |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63136001A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02212802A (en) * | 1989-02-14 | 1990-08-24 | Sony Corp | Recursive reflective adhesive sheet |
-
1986
- 1986-11-28 JP JP61283750A patent/JPS63136001A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02212802A (en) * | 1989-02-14 | 1990-08-24 | Sony Corp | Recursive reflective adhesive sheet |
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