JPH0939079A - Skin lined hollow molded product - Google Patents
Skin lined hollow molded productInfo
- Publication number
- JPH0939079A JPH0939079A JP21407995A JP21407995A JPH0939079A JP H0939079 A JPH0939079 A JP H0939079A JP 21407995 A JP21407995 A JP 21407995A JP 21407995 A JP21407995 A JP 21407995A JP H0939079 A JPH0939079 A JP H0939079A
- Authority
- JP
- Japan
- Prior art keywords
- skin
- hollow
- sheet
- fiber sheet
- panel
- 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
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、建築物の内装壁、
パーティション、扉などのパネル状の建築用中空成形
品、システムキッチン用のドア、ヘッドレストやアーム
レストなどの自動車用中空成形品のようなプラスチック
製中空構造の表皮張り中空成形品に関する。TECHNICAL FIELD The present invention relates to an interior wall of a building,
The present invention relates to a skin-molded hollow molded product having a plastic hollow structure, such as a panel-shaped architectural hollow molded product such as a partition or a door, a door for a system kitchen, an automobile hollow molded product such as a headrest or an armrest.
【０００２】[0002]
【従来の技術】従来から、この種の中空成形品、特に、
建築物の内装壁、パーティション、扉などのプラスチッ
ク製の中空成形品は、意匠的効果をもたせたり、種々の
表示や装飾を印刷するための印刷面を形成するため、中
空体の表面にフィルムからなる表皮を張ったものが用い
られている。2. Description of the Related Art Conventionally, hollow molded articles of this type, especially,
Hollow molded articles made of plastic such as interior walls of buildings, partitions, doors, etc. are made from a film on the surface of the hollow body in order to give a design effect and to form a printing surface for printing various indications and decorations. The one with the epidermis is used.
【０００３】また、中空構造のプラスチック中空体をブ
ロー成形する際に、フィルム状のラベルを中空体の表面
に張る方法は、特開平１−１７１８３５号公報に記載さ
れている。Further, a method of stretching a film-like label on the surface of the hollow body when blow molding a plastic hollow body having a hollow structure is described in JP-A-1-171835.
【０００４】[0004]
【発明が解決しようとする課題】ところで、中空成形品
の表面に印刷面を形成するためのフィルムは、引張弾性
率が３０００〜１２０００Ｋｇ／ｃｍ2の比較的剛性の
高いポリエチレンあるいはＰＥＴのフィルムのような、
外部からの接触に対して耐久力があるものが使用され
る。By the way, a film for forming a printing surface on the surface of a hollow molded article is a polyethylene or PET film having a relatively high tensile elastic modulus of 3000 to 12000 Kg / cm 2. What
A material that is durable against external contact is used.
【０００５】しかし、この種のフィルムは、密着性が高
いために、ブロー成形時にフィルムを貼着すると、フィ
ルムとパリソンとの間に巻き込んだ空気が空気溜まりと
なって、表皮の貼着不良や外観不良が生じ易いという問
題がある。However, since this kind of film has a high adhesiveness, when the film is adhered during blow molding, the air entrapped between the film and the parison becomes an air pool, resulting in poor adhesion of the skin. There is a problem that a defective appearance is likely to occur.
【０００６】また、前掲の特開平１−１７１８３５号公
報に記載されている方法では、フィルムに特殊加工を施
して空気を抜くことを提案しているが、これではフィル
ムが高価になるばかりでなく、中空成形品に張る表皮に
要求される高い剛性のものが得られない。In the method described in the above-mentioned Japanese Patent Laid-Open No. 1-171835, it is proposed that the film is subjected to special processing to remove air, but this not only makes the film expensive, but also However, it is not possible to obtain the high-rigidity skin required for the hollow molded product.
【０００７】そこで、本発明は、上記のような問題点に
鑑み、表皮として。引張弾性率が３０００〜１２０００
Ｋｇ／ｃｍ2のポリプロピレンあるいはＰＥＴのフィル
ムからなる表皮シートの裏面側に編物あるいは不織布か
らなる繊維シートを接着剤で接着したものとすることに
より、中空体のブロー成形時にその表面の樹脂を表皮の
繊維シートの目の間に入り込ませるとともに、パリソン
と表皮との間に残る空気を繊維シートの目の中に分散吸
収させて、成形品の表面に表皮が強力に貼着されるとと
もに表皮の外観性が良好な表皮中空成形品を提供するこ
とを目的とする。In view of the above problems, the present invention provides a skin. Tensile elastic modulus is 3000 to 12000
When a fiber sheet made of a knitted or non-woven fabric is adhered to the back side of a skin sheet made of polypropylene or PET film of Kg / cm 2 with an adhesive, the resin on the surface of the skin is blown during blow molding. While letting it enter between the eyes of the fiber sheet and dispersively absorbing the air remaining between the parison and the skin into the eyes of the fiber sheet, the skin is strongly adhered to the surface of the molded product and the appearance of the skin It is an object of the present invention to provide a hollow skin molded article having good properties.
【０００８】[0008]
【課題を解決するための手段】上記目的を達成するため
の本発明に係る表皮張り中空成形品は、熱可塑性プラス
チックをブロー成形してなる中空構造の中空体の表面に
表皮を張り付けた表皮張り中空成形品において、中空体
の表面に張り付ける表皮は、引張弾性率が３０００〜１
２０００Ｋｇ／ｃｍ2のポリプロピレンあるいはＰＥＴ
のフィルムからなる表皮シートで、その裏面側に編物あ
るいは不織布からなる繊維シートを接着剤で接着したも
のであり、中空体のブロー成形時にその表面の樹脂が表
皮の裏面に接着した繊維シートの目の間に入り込んで中
空体の表面に表皮が貼着された構造をなしており、表皮
シートの厚みは３０μｍ〜１ｍｍであり、繊維シートの
厚みは０．２ｍｍ〜１ｍｍであることを特徴とするもの
である。[Means for Solving the Problems] A skin-covered hollow molded article according to the present invention for achieving the above object is a skin-covered hollow body having a hollow structure having a hollow structure formed by blow molding a thermoplastic resin. In the hollow molded article, the skin attached to the surface of the hollow body has a tensile elastic modulus of 3,000 to 1
2000kg / cm 2 polypropylene or PET
Is a skin sheet made of a film of which a fiber sheet made of a knitted or non-woven fabric is adhered to the back side by an adhesive, and the resin on the surface of the fiber sheet is adhered to the back surface of the skin during blow molding of the hollow body. It has a structure in which an outer skin is stuck on the surface of the hollow body by interposing between them, the outer skin sheet has a thickness of 30 μm to 1 mm, and the fiber sheet has a thickness of 0.2 mm to 1 mm. It is a thing.
【０００９】[0009]
【発明の実施の形態】図１および図２は、本発明に係る
布張り中空成形品として、システムキッチン用のドアを
構成するパネルを例示している。1 and 2 illustrate a panel forming a door for a system kitchen as a cloth-clad hollow molded article according to the present invention.
【００１０】図１において、１はパネルであって、この
パネル１は熱可塑性プラスチックをブロー成形したもの
である。パネル１は中空二重壁構造をなし、その表面
に、その周縁部分より中空部側に低くした表皮張り面２
を形成し、周縁部分と表皮張り面２との境に中空部側に
窪む溝部３を形成して、周縁部分を表皮張り面２に対し
て突出する縁取部４としたものである。この縁取部４で
囲まれた表皮張り面２には、表皮５が張り付けられてい
る。６はパネルの中空部である。In FIG. 1, reference numeral 1 denotes a panel, which is made by blow molding a thermoplastic. The panel 1 has a hollow double-walled structure, and the surface of the panel 2 which is lower than the peripheral portion on the hollow side is formed on the surface.
Is formed, and a groove portion 3 that is recessed toward the hollow portion is formed at the boundary between the peripheral edge portion and the skin-covered surface 2, and the peripheral edge portion serves as the edging portion 4 that protrudes with respect to the skin-covered surface 2. A skin 5 is attached to the skin-covered surface 2 surrounded by the edging portion 4. 6 is a hollow portion of the panel.
【００１１】表皮５は、図３にその構成を拡大して示す
ように、表皮シート７の裏面に繊維シート８を接着剤で
接着したものであって、９はその接着剤層である。The skin 5, as shown in the enlarged view of FIG. 3, has a fiber sheet 8 bonded to the back surface of a skin sheet 7 with an adhesive, and 9 is an adhesive layer thereof.
【００１２】表皮シート７は、引張弾性率が３０００〜
１２０００Ｋｇ／ｃｍ2のポリプロピレンあるいはＰＥ
Ｔのフィルムからなり、表皮シートの厚みは３０μｍ〜
１ｍｍである。繊維シート８は、編物あるいは不織布か
らなり、その厚みは０．２ｍｍ〜１ｍｍであるThe skin sheet 7 has a tensile modulus of 3000 to
12000 Kg / cm 2 polypropylene or PE
It is made of a T film, and the thickness of the skin sheet is 30 μm
It is 1 mm. The fiber sheet 8 is made of a knitted or non-woven fabric and has a thickness of 0.2 mm to 1 mm.
【００１３】本発明に係る中空成形品は、図４に示すよ
うに、熱可塑性プラスチックのブロー成形により製造さ
れる。この図において、１０，１０は一対の分割形式の
金型であり、その一方の金型１０には、中空体の表面
に、その周縁部分より中空部側に低くした布張り面を成
形するキャビティ１１と、周縁部分と布張り面との境に
中空部側に窪む溝部を成形するキャビティ１２と、周縁
部分に布張り面より突出する縁取部を成形するキャビテ
ィ１３を有している。The hollow molded article according to the present invention is manufactured by blow molding of a thermoplastic as shown in FIG. In this figure, 10 and 10 are a pair of split molds, and one of the molds 10 is a cavity for molding a cloth-covered surface on the surface of a hollow body, which is lower on the hollow part side than the peripheral part thereof. 11, a cavity 12 for forming a groove recessed toward the hollow portion at the boundary between the peripheral edge portion and the cloth tension surface, and a cavity 13 for forming an edge portion projecting from the cloth tension surface at the peripheral edge portion.
【００１４】上記のように構成された一対の分割形式の
金型１０，１０を用いて表皮張り中空成形品をブロー成
形するにあたっては、一方の金型１０の表皮張り面を成
形するキャビティ１１に表皮５をその表皮シート７がキ
ャビティ側で繊維シート８が表面側となるように嵌め込
み状に装填する。次いで、開かれた一対の分割形式の金
型１０，１０の間にパリソン１４を配置し、一対の分割
形式の金型１０，１０を型締めして、パリソン１４内に
圧力流体を導入すれば、パリソン１４は金型１０，１０
のキャビティに沿った形状のパネルに成形されるととも
に、その表皮張り面には一方の金型１０内に装填してあ
る表皮５が圧着され、図２に示すように、ブロー成形さ
れるパネル１の表皮張り面２に表皮布５が一体に貼着さ
れる。In blow molding a skin-covered hollow molded product using the pair of split molds 10 and 10 constructed as described above, a cavity 11 for molding the skin-covered surface of one mold 10 is used. The skin 5 is fitted in such a manner that the skin sheet 7 is on the cavity side and the fiber sheet 8 is on the front side. Next, the parison 14 is arranged between the pair of split molds 10 and 10 that are opened, and the pair of split molds 10 and 10 are clamped to introduce a pressure fluid into the parison 14. , Parison 14 is mold 10,10
2 is formed into a panel having a shape along the cavity of FIG. 1, and a skin 5 loaded in one of the molds 10 is press-bonded to the skin-clad surface, and as shown in FIG. 2, blow-molded panel 1 A skin cloth 5 is integrally attached to the skin facing surface 2.
【００１５】ところで、図４に示すように、パリソン１
４がブロー成形される過程において、パリソン１４に面
している表皮５の繊維シート８の目の中に樹脂が入り込
んでパリソン１４に表皮５が強力に貼着される。また、
ブロー成形時にパリソン１４と表皮５の繊維シート８と
の間に残る空気は、繊維シート８の細かい多数の目の中
に分散して吸収されるので、パリソン１４と表皮５との
間に空気溜まりが生ぜず、パネルに表皮５が完全な状態
で一体に張り付けられる。By the way, as shown in FIG.
In the process of blow molding 4, the resin penetrates into the eyes of the fiber sheet 8 of the skin 5 facing the parison 14 and the skin 5 is strongly attached to the parison 14. Also,
The air remaining between the parison 14 and the fiber sheet 8 of the epidermis 5 during the blow molding is dispersed and absorbed in a large number of fine eyes of the fiber sheet 8, so that air is trapped between the parison 14 and the epidermis 5. The outer skin 5 is integrally attached to the panel in a perfect state without causing any damage.
【００１６】[0016]
【実施例】次に、実施の具体例を示す。この実施例にお
いて、中空成形品はシステムキッチンのドアを構成する
パネルである。中空成形品に張った表皮の表皮シートは
ポリプロピレンフィルム、繊維シートは不織布である。
パリソンはＡＢＳ樹脂で三菱化学株式会社製の「タフレ
ックス：ＹＭ−２２４」である。EXAMPLES Next, specific examples of the implementation will be shown. In this embodiment, the hollow molded article is the panel that constitutes the door of the system kitchen. The outer skin sheet stretched over the hollow molded product is a polypropylene film, and the fiber sheet is a non-woven fabric.
The parison is "Tflex: YM-224" manufactured by Mitsubishi Chemical Corporation, which is an ABS resin.
【００１７】パリソンの樹脂温度を２３０℃とし、分割
形式の金型のキャビティに表皮を配置して、ブロー成形
時のブロー圧を８Ｋｇ／ｃｍ2でブロー成形することに
より、システムキッチンのドアを構成するパネルを成形
した。The parison resin temperature is set to 230 ° C., the skin is placed in the cavity of the split type mold, and the blow pressure during blow molding is blow-molded at 8 Kg / cm 2 to form the door of the system kitchen. A panel was formed.
【００１８】次に、上記条件下で、表皮の表皮シートの
素材および繊維シートの材質を種々異ならせて表１に示
す実験１〜１１を行った。表１の評価は、◎きわめて良
好、○良好、△やや不良、×不良である。表１中、素材
１〜４は表２に物性を示す表皮シートである。Then, under the above-mentioned conditions, Experiments 1 to 11 shown in Table 1 were conducted by changing the material of the epidermis sheet and the material of the fiber sheet. The evaluations in Table 1 are ⊚ extremely good, ∘ good, Δ slightly bad, and × bad. In Table 1, materials 1 to 4 are skin sheets whose physical properties are shown in Table 2.
【００１９】[0019]
【表１】 [Table 1]
【００２０】[0020]
【表２】 [Table 2]
【００２１】[0021]
【発明の効果】本発明によれば、表皮として。引張弾性
率が３０００〜１２０００Ｋｇ／ｃｍ2のポリプロピレ
ンあるいはＰＥＴのフィルムからなる表皮シートの裏面
側に編物あるいは不織布からなる繊維シートを接着剤で
接着したものとすることにより、パネルのブロー成形時
にその表面の樹脂を表皮の繊維シートの目の間に入り込
ませるとともに、パリソンと表皮との間に残る空気を繊
維シートの目の中に分散吸収させて、成形品の表面に表
皮が強力に貼着されるとともに表皮の外観性が良好な表
皮張り中空成形品を得ることができる。According to the present invention, as an epidermis. The surface of a skin sheet made of polypropylene or PET having a tensile elastic modulus of 3000 to 12000 Kg / cm 2 is adhered to the back side of a knitted or non-woven fiber sheet with an adhesive so that the surface of the panel is blow-molded during blow molding. The resin of the above is made to enter between the eyes of the fiber sheet of the epidermis, and the air remaining between the parison and the epidermis is dispersed and absorbed in the eyes of the fiber sheet, and the epidermis is strongly adhered to the surface of the molded product. In addition, it is possible to obtain a hollow skin-molded article having a good skin appearance and good appearance.
【図１】本発明に係る表皮張り中空成形品の一例を示す
全体斜視図である。FIG. 1 is an overall perspective view showing an example of a skin-covered hollow molded product according to the present invention.
【図２】図１におけるＡ−Ａ線拡大断面図である。FIG. 2 is an enlarged sectional view taken along line AA in FIG.
【図３】表皮の拡大部分断面図である。FIG. 3 is an enlarged partial sectional view of the epidermis.
【図４】本発明に係る表皮張り中空成形品のブロー成形
態様を示す一部の断面図である。FIG. 4 is a partial cross-sectional view showing a blow molding aspect of a skin-clad hollow molded product according to the present invention.
１ パネル ２ 表皮張り面 ３ 溝部 ４ 縁取部 ５ 表皮 ６ 中空部 ７ 表皮シート ８ 繊維シート ９ 接着剤層 １０，１０ 金型 １１，１２，１３ キャビティ １４ パリソン 1 Panel 2 Surface Covered Surface 3 Groove 4 Edged 5 Skin 6 Hollow 7 Skin Sheet 8 Fiber Sheet 9 Adhesive Layer 10,10 Mold 11,12,13 Cavity 14 Parison
Claims (1)
なる中空構造の中空体の表面に表皮を張り付けた表皮張
り中空成形品において、中空体の表面に張り付ける表皮
は、引張弾性率が３０００〜１２０００Ｋｇ／ｃｍ2の
ポリプロピレンあるいはＰＥＴのフィルムからなる表皮
シートで、その裏面側に編物あるいは不織布からなる繊
維シートを接着剤で接着したものであり、中空体のブロ
ー成形時にその表面の樹脂が表皮の裏面に接着した繊維
シートの目の間に入り込んで中空体の表面に表皮が貼着
された構造をなしており、表皮シートの厚みは３０μｍ
〜１ｍｍであり、繊維シートの厚みは０．２ｍｍ〜１ｍ
ｍであることを特徴とする表皮張り中空成形品。1. A skin-clad hollow molded article in which a surface of a hollow body having a hollow structure formed by blow molding a thermoplastic is adhered to the surface of the hollow body, and the skin has a tensile elastic modulus of 3000 to 12000 kg. / Cm 2 polypropylene sheet or PET film, the back side of which is a knitted or non-woven fiber sheet bonded with an adhesive. The resin on the surface of the hollow body during blow molding is the back side of the skin. It has a structure in which a skin is stuck between the eyes of the fiber sheet adhered to the surface of the hollow body, and the thickness of the skin sheet is 30 μm.
~ 1 mm, the thickness of the fiber sheet is 0.2 mm ~ 1 m
A skin-molded hollow molded article characterized by being m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21407995A JPH0939079A (en) | 1995-07-31 | 1995-07-31 | Skin lined hollow molded product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21407995A JPH0939079A (en) | 1995-07-31 | 1995-07-31 | Skin lined hollow molded product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0939079A true JPH0939079A (en) | 1997-02-10 |
Family
ID=16649902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21407995A Pending JPH0939079A (en) | 1995-07-31 | 1995-07-31 | Skin lined hollow molded product |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0939079A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11348103A (en) * | 1998-06-05 | 1999-12-21 | Nissha Printing Co Ltd | Decorative sheet, blow-molding with decorative sheet and manufacture thereof |
| JP2009202564A (en) * | 2008-01-28 | 2009-09-10 | Kyoraku Co Ltd | Laminated resin molded article and method of manufacturing the same |
| US8349245B2 (en) | 2004-04-30 | 2013-01-08 | Kyoraku Co., Ltd. | Vehicle interior panel and producing method thereof |
-
1995
- 1995-07-31 JP JP21407995A patent/JPH0939079A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11348103A (en) * | 1998-06-05 | 1999-12-21 | Nissha Printing Co Ltd | Decorative sheet, blow-molding with decorative sheet and manufacture thereof |
| US8349245B2 (en) | 2004-04-30 | 2013-01-08 | Kyoraku Co., Ltd. | Vehicle interior panel and producing method thereof |
| JP2009202564A (en) * | 2008-01-28 | 2009-09-10 | Kyoraku Co Ltd | Laminated resin molded article and method of manufacturing the same |
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