JPH01108030A - Making process for mirror surface of thermoplastic resin film - Google Patents
Making process for mirror surface of thermoplastic resin filmInfo
- Publication number
- JPH01108030A JPH01108030A JP26505087A JP26505087A JPH01108030A JP H01108030 A JPH01108030 A JP H01108030A JP 26505087 A JP26505087 A JP 26505087A JP 26505087 A JP26505087 A JP 26505087A JP H01108030 A JPH01108030 A JP H01108030A
- Authority
- JP
- Japan
- Prior art keywords
- film
- thermoplastic resin
- mirror
- resin film
- auxiliary sheet
- 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
- 229920005992 thermoplastic resin Polymers 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 12
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 12
- 238000002844 melting Methods 0.000 claims abstract description 4
- 230000008018 melting Effects 0.000 claims abstract description 4
- 229920006267 polyester film Polymers 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims description 2
- 229920001169 thermoplastic Polymers 0.000 claims description 2
- 239000004416 thermosoftening plastic Substances 0.000 claims description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 abstract description 7
- 239000005020 polyethylene terephthalate Substances 0.000 abstract description 7
- 239000004014 plasticizer Substances 0.000 abstract description 4
- 239000011521 glass Substances 0.000 abstract description 2
- 229920005989 resin Polymers 0.000 abstract 1
- 239000011347 resin Substances 0.000 abstract 1
- 238000004381 surface treatment Methods 0.000 abstract 1
- -1 polypropylene Polymers 0.000 description 7
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 229920002284 Cellulose triacetate Polymers 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 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 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920006289 polycarbonate film Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Landscapes
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Abstract
Description
【発明の詳細な説明】
［従来の技術］
熱可塑性樹脂フィルム、主として軟質ポリ塩化ビニルフ
ィルムの表面を鏡面化する方法には、熱可塑性樹脂フィ
ルムを鏡面を有する金属ロールにて熱圧処理する方法や
、完全ミラーの鏡面板にてプレスする方法等が利用され
ている。[Detailed Description of the Invention] [Prior Art] A method for mirror-finishing the surface of a thermoplastic resin film, mainly a soft polyvinyl chloride film, includes a method of subjecting the thermoplastic resin film to a heat-pressure treatment using a metal roll having a mirror-surface. Or, a method of pressing with a completely mirrored mirror plate is used.
［発明が解決しようとする問題点］
ところで、前記従来の熱可塑性樹脂フィルムの鏡面化処
理方法のうちの前者の金属ロールにて熱圧処理する方法
では、処理後のフィルムを巻き取った場合に皺やエアー
等が混入する結果、フィルムの鏡面が完全でなくなると
いう欠点を有するし、また、後者の鏡面板にてプレスす
る方法では、プレス時において被処理フィルム表面と鏡
面板との間にエアーが混入し易く、また−旦混入したエ
アーは抜は難いために、エアーの混入箇所が凹部として
残るという欠点を有している。[Problems to be Solved by the Invention] By the way, in the former method of applying heat-pressure treatment using a metal roll among the conventional methods for mirror-finishing a thermoplastic resin film, when the film after treatment is wound up, This has the disadvantage that the mirror surface of the film is not perfect as a result of wrinkles and air being mixed in. Also, in the latter method of pressing with a mirror plate, air is created between the surface of the film to be processed and the mirror plate during pressing. Since it is easy for air to get mixed in, and it is difficult to remove the air once it gets mixed in, it has the disadvantage that the place where air gets mixed in remains as a recess.
これに対して本発明の熱可塑性樹脂フィルムの鏡面化方
法は、得られるフィルムの鏡面が完全であり、しかも簡
単な工程の組み合わせからなる処理方法を提供するもの
である。On the other hand, the method for mirror-finishing a thermoplastic resin film of the present invention provides a processing method in which the resulting film has a perfect mirror-surface, and moreover, consists of a combination of simple steps.
［問題点を解決するための手段］
本発明の熱可塑性樹脂フィルムの鏡面化方法は、鏡面化
処理される熱可塑性樹脂フィルムを、該フィルムの軟化
点温度以上〜融点以下の加工温度で処理する前段工程、
すなわち、前記鏡面化処理される熱可塑性樹脂フィルム
に、前記加工温度にて、前記加工温度雰囲気中で鏡面を
呈しかつ前記熱可塑性樹脂フィルムとの間に仮接着性を
有する補助シートをラミネートすることによって仮接着
させる前段工程と、前記補助シートが仮接着されている
熱可塑性樹脂フィルムを冷却し、熱可塑性樹脂フィルム
を補助シートから分離、除去する後段工程とからなるも
のである。[Means for Solving the Problems] The method for mirror-finishing a thermoplastic resin film of the present invention involves treating the thermoplastic resin film to be mirror-finished at a processing temperature of from the softening point temperature to the melting point temperature of the film. front stage process,
That is, an auxiliary sheet is laminated on the thermoplastic resin film to be mirror-finished at the processing temperature, which exhibits a mirror surface in the processing temperature atmosphere and has temporary adhesive properties between the thermoplastic resin film and the thermoplastic resin film. The first step is to temporarily bond the auxiliary sheet, and the second step is to cool the thermoplastic resin film to which the auxiliary sheet is temporarily bonded, and to separate and remove the thermoplastic resin film from the auxiliary sheet.
前記本発明の熱可塑性樹脂フィルムの鏡面化方法におい
て、鏡面化処理される熱可塑性樹脂フィルムとしては、
例えば、軟質塩化ビニルフィルム、ポリプロピレンフィ
ルム、ポリエチレンフィルム、ポリ弗化ビニリデンフィ
ルム、アクリル系フィルム、エチレン・ビニルアルコー
ル共重合体フィルム、エチレン・酢酸ビニル共重合体フ
ィルム等が、また、補助シートとしては、例えば、ポリ
エステルフィルム、ポリアクリレートフィルム、三酢酸
セルロースエステルフィルム、ポリカポネートフィルム
、ポリイミドフィルム等が使用される。In the method for mirror-finishing a thermoplastic resin film of the present invention, the thermoplastic resin film to be mirror-finished includes:
For example, soft vinyl chloride film, polypropylene film, polyethylene film, polyvinylidene fluoride film, acrylic film, ethylene/vinyl alcohol copolymer film, ethylene/vinyl acetate copolymer film, etc. Also, as the auxiliary sheet, For example, polyester film, polyacrylate film, cellulose triacetate film, polycarbonate film, polyimide film, etc. are used.
鏡面化処理される最も好ましい熱可塑性樹脂フィルムは
、表面にフイシュ・アイと呼称される凹凸が筋状に生成
していることの多いカレンダー法による軟質ポリ塩化ビ
ニルフィルムであり、一般には、可塑剤含有量が３０〜
６０部の汎用性のあるポリ塩化ビニルフィルムが好適で
ある。The most preferred thermoplastic resin film to be mirror-finished is a flexible polyvinyl chloride film produced by the calendaring process, which often has streaks of unevenness called fish eyes on its surface, and is generally treated with a plasticizer. Content is 30~
A 60 part versatile polyvinyl chloride film is preferred.
また、前記軟質ポリ塩化ビニルフィルムに対する補助シ
ートは、 １００〜１８０℃で熱的に安定しており、か
つ、フィルム表面の鏡面性に優れた性質を具備している
ポリエステルフィルムが最も好適である。The most suitable auxiliary sheet for the soft polyvinyl chloride film is a polyester film, which is thermally stable at 100 to 180°C and has excellent specularity on the film surface.
なお、前記軟質ポリ塩化ビニルフィルムとポリエステル
フィルムとの組み合わせにおいては、両フィルムを仮接
着させる際の加熱温度は１００〜１８０℃が利用し得る
が、 １４０〜１６０℃の加工温度が最も好適である。In addition, in the combination of the soft polyvinyl chloride film and the polyester film, a heating temperature of 100 to 180°C can be used when temporarily adhering both films, but a processing temperature of 140 to 160°C is most suitable. .
［実施例］
以下、本発明の熱可塑性樹脂フィルムの鏡面化方法の具
体的な構成を実施例に基づいて説明する。[Example] Hereinafter, the specific structure of the method for mirror-finishing a thermoplastic resin film of the present invention will be described based on Examples.
実施例１
可塑剤含有量５４部、厚さ０．４５ｍｍのカラークリア
ーのカレンダーシートからなる軟質ポリ塩化ビニルフィ
ルム［三菱化成ビニル（株）製］の片側表面に、 １４
０℃にて、厚さ２５μのポリエチレンテレフタレートフ
ィルム［東洋紡績（株）製］からなる補助シートをカレ
ンダーコート用ロールを使用してラミネートし、次いで
常温にまで冷却した後に、前記軟質ポリ塩化ビニルフィ
ルムの表面から前記補助シートたるボリエチレンテレフ
タレートフィルムを剥離、除去することによって、鏡面
処理されている塩化ビニルフィルムを得た。Example 1 On one side of a soft polyvinyl chloride film [manufactured by Mitsubishi Kasei Vinyl Corporation] consisting of a color clear calendar sheet with a plasticizer content of 54 parts and a thickness of 0.45 mm, 14
An auxiliary sheet made of polyethylene terephthalate film (manufactured by Toyobo Co., Ltd.) with a thickness of 25 μm was laminated at 0° C. using a calendar coating roll, and then cooled to room temperature, and then the soft polyvinyl chloride film By peeling and removing the polyethylene terephthalate film serving as the auxiliary sheet from the surface of the polyethylene terephthalate film, a mirror-treated vinyl chloride film was obtained.
実施例２
可塑剤含有量５４部、厚さ０．４５ｍｍのカラークリア
ーのカレンダーシートからなる軟質ポリ塩化ビニルフィ
ルム［三菱化成ビニル（株）製］の表、裏両面のそれぞ
れに、厚さ２５μのポリエチレンテレフタレートフィル
ム［東洋紡績（株）製コからなる補助シートを、 １６
０℃にて、カレンダーコート用ロールを使用してラミネ
ートし、次いで常温にまで冷却した後、巻き取りロール
に巻き取フて貯蔵した。Example 2 A soft polyvinyl chloride film [manufactured by Mitsubishi Kasei Vinyl Corporation] consisting of a color clear calendar sheet with a plasticizer content of 54 parts and a thickness of 0.45 mm was coated with a 25 μm thick film on each of the front and back sides. An auxiliary sheet made of polyethylene terephthalate film [manufactured by Toyobo Co., Ltd.]
The product was laminated at 0° C. using a calendar coating roll, and then cooled to room temperature, taken up on a take-up roll, and stored.
しかる後に、前記軟質ポリ塩化ビニルフィルムの表、裏
両面から前記補助シートたるポリエチレンテレフタレー
トフィルムを剥離、除去することによって、表、裏両面
が鏡面処理されている塩化ビニルフィルムを得た。Thereafter, the polyethylene terephthalate film serving as the auxiliary sheet was peeled off and removed from both the front and back surfaces of the soft polyvinyl chloride film, thereby obtaining a vinyl chloride film whose front and back surfaces were mirror-treated.
［作用および効果］
本発明の熱可塑性樹脂フィルムの鏡面化方法は、鏡面化
処理される熱可塑性樹脂フィルムの軟化点温度以上〜融
点温度以下の加工温度雰囲気中で鏡面を呈しかつ前記熱
可塑性樹脂フィルムとの間に仮接着性を有する補助シー
トを、前記加工温度にて、前記鏡面化処理される熱可塑
性樹脂フィルムにラミネートすることによって仮接着さ
せ、次いで、冷却後に前記補助シートを剥離することか
らなるもので、例えばガラス成形体等の平滑面に対して
の易接着性を発揮する、すなわち、優れた鏡面を呈する
熱可塑性樹脂フィルムを、簡単な結合の工程によって得
られるという作用、効果を奏するものである。[Operations and Effects] The method for mirror-finishing a thermoplastic resin film of the present invention provides a mirror-finishing method in which the thermoplastic resin film to be mirror-finished exhibits a mirror surface in an atmosphere at a processing temperature of from the softening point temperature to the melting point temperature. Temporarily adhering an auxiliary sheet having temporary adhesive properties to the film by laminating it on the thermoplastic resin film to be mirror-treated at the processing temperature, and then peeling off the auxiliary sheet after cooling. It has the function and effect that a thermoplastic resin film that exhibits easy adhesion to smooth surfaces such as glass molded bodies, that is, exhibits an excellent mirror surface, can be obtained through a simple bonding process. It is something to play.
また本発明の熱可塑性樹脂フィルムの鏡面化方法では、
鏡面を呈する補助シートを鏡面化処理される熱可塑性フ
ィルムにラミネート法で仮接着させる手段を利用するも
のであるから、例えばブレス方式によるものと比較して
、取り扱い得る熱可塑性樹脂フィルムや補助シートのサ
イズに融通性があり、しかも処理速度が高い等の作用、
効果をも有するものである。Furthermore, in the method for mirror-finishing a thermoplastic resin film of the present invention,
Because it uses a method of temporarily adhering an auxiliary sheet that exhibits a mirror surface to a thermoplastic film that is to be mirror-finished, it is easier to handle the thermoplastic resin film and auxiliary sheet, compared to, for example, the breath method. Features such as flexibility in size and high processing speed,
It also has some effects.
Claims (5)
温度以上〜融点温度以下の加工温度雰囲気中で鏡面を呈
しかつ前記熱可塑性樹脂フィルムとの間に仮接着性を有
する補助シートを、前記加工温度にて、前記鏡面化処理
される熱可塑性樹脂フィルムにラミネートすることによ
って仮接着させ、次いで、冷却後に前記補助シートを剥
離することを特徴とする熱可塑性樹脂フィルムの鏡面化
方法。(1) An auxiliary sheet that exhibits a mirror surface in an atmosphere at a processing temperature of from the softening point temperature to the melting point temperature of the thermoplastic resin film to be mirror-finished and has temporary adhesive properties with the thermoplastic resin film. A method for mirror-finishing a thermoplastic resin film, which comprises temporarily adhering the thermoplastic resin film to be mirror-finished by laminating it at a processing temperature, and then peeling off the auxiliary sheet after cooling.
ムの表、裏両面に仮接着させる特許請求の範囲第１項記
載の熱可塑性樹脂フィルムの鏡面化方法。(2) The method for mirror-finishing a thermoplastic resin film according to claim 1, wherein an auxiliary sheet is temporarily attached to both the front and back sides of the thermoplastic film to be mirror-finished.
求の範囲第１項または第２項記載の熱可塑性樹脂フィル
ムの鏡面化方法。(3) The method for mirror-finishing a thermoplastic resin film according to claim 1 or 2, wherein the auxiliary sheet is a polyester film.
リ塩化ビニルフィルムあるいはポリアクリル系フィルム
である特許請求の範囲第１項、第２項、または第３項記
載の熱可塑性樹脂フィルムの鏡面化方法。(4) Mirror finishing of a thermoplastic resin film according to claim 1, 2 or 3, wherein the thermoplastic resin film to be mirror polished is a soft polyvinyl chloride film or a polyacrylic film. Method.
囲第１項〜第４項のうちのいずれか１項記載の熱可塑性
樹脂フィルムの鏡面化方法。(5) The method for mirror-finishing a thermoplastic resin film according to any one of claims 1 to 4, wherein the processing temperature is 100 to 180°C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26505087A JPH01108030A (en) | 1987-10-20 | 1987-10-20 | Making process for mirror surface of thermoplastic resin film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26505087A JPH01108030A (en) | 1987-10-20 | 1987-10-20 | Making process for mirror surface of thermoplastic resin film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01108030A true JPH01108030A (en) | 1989-04-25 |
Family
ID=17411886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP26505087A Pending JPH01108030A (en) | 1987-10-20 | 1987-10-20 | Making process for mirror surface of thermoplastic resin film |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01108030A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04189123A (en) * | 1990-11-22 | 1992-07-07 | Sankyo Kasei Kk | Glazing method of thermoplastic plate by hot press |
| JP2008119861A (en) * | 2006-11-09 | 2008-05-29 | Fujibo Holdings Inc | Surface flattening method of polyurethane sheet for holding pad |
| CN105172003A (en) * | 2015-07-15 | 2015-12-23 | 厦门大学 | Mirror face treatment method for resin products |
-
1987
- 1987-10-20 JP JP26505087A patent/JPH01108030A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04189123A (en) * | 1990-11-22 | 1992-07-07 | Sankyo Kasei Kk | Glazing method of thermoplastic plate by hot press |
| JP2008119861A (en) * | 2006-11-09 | 2008-05-29 | Fujibo Holdings Inc | Surface flattening method of polyurethane sheet for holding pad |
| CN105172003A (en) * | 2015-07-15 | 2015-12-23 | 厦门大学 | Mirror face treatment method for resin products |
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