JPH05315785A - Method for fabricating molded part containing metallic long fibers - Google Patents
Method for fabricating molded part containing metallic long fibersInfo
- Publication number
- JPH05315785A JPH05315785A JP4143534A JP14353492A JPH05315785A JP H05315785 A JPH05315785 A JP H05315785A JP 4143534 A JP4143534 A JP 4143534A JP 14353492 A JP14353492 A JP 14353492A JP H05315785 A JPH05315785 A JP H05315785A
- Authority
- JP
- Japan
- Prior art keywords
- thermoplastic film
- core
- long
- long fibers
- fiber
- 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
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は例えば半導体チップの輸
送用収納体のように電磁波シールドを主たる目的とする
成形品に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a molded product whose main purpose is to shield electromagnetic waves, such as a container for transporting semiconductor chips.
【０００２】[0002]
【発明の背景】ＩＣ等の電子部品は通常プラスチックシ
ートをエンボス加工したキャリアテープに収納して輸送
するが、電子部品は電磁波や静電気に弱いため、キャリ
アテープ自体を電磁シールドする必要がある。BACKGROUND OF THE INVENTION Electronic parts such as ICs are usually stored in a carrier tape formed by embossing a plastic sheet for transportation. However, since the electronic parts are vulnerable to electromagnetic waves and static electricity, it is necessary to shield the carrier tape itself.
【０００３】そこで従来からキャリアテープに導電性を
もたせるため、原料にカーボンブラック等の導電性フィ
ラーを混入したり、キャリアテープ表面への導電性塗料
の塗布やアルミ蒸着など種々の方法が採られてきた。そ
してこのような方法の一手段として、本発明者は合成樹
脂シートの間に金属繊維をサンドイッチ状に担持させた
ものを開発し、その成形法として、真空圧または圧縮空
気によって加熱軟化したシートを型内に密着させて冷却
させるという方法を採っていた。しかしながらこのよう
な方法では肉厚の成形品を作ることはできず、保形性が
悪いため他の成形法が模索されていた。Therefore, in order to make the carrier tape conductive, various methods such as mixing a conductive filler such as carbon black into the raw material, applying a conductive paint on the surface of the carrier tape, or vapor deposition of aluminum have been adopted. It was And as one means of such a method, the present inventor has developed a sandwich of metal fibers between synthetic resin sheets, and as a molding method thereof, a sheet softened by heating with vacuum pressure or compressed air is used. The method of making it cool in the mold was adopted. However, such a method cannot produce a thick molded product and has poor shape retention, so another molding method has been sought.
【０００４】[0004]
【開発を試みた技術的事項】本発明はこのような背景に
鑑みなされたものであって、保形性、強度性を有する肉
厚な成形品を作ることを目的として、金属長繊維含有成
形品の新たな製造方法の開発を試みたものである。[Technical Items Attempted to Develop] The present invention has been made in view of such a background, and for the purpose of producing a thick molded product having shape retention and strength, a long metal fiber-containing molding is formed. This is an attempt to develop a new manufacturing method for a product.
【０００５】[0005]
【目的達成の手段】即ち本発明に係る金属長繊維含有成
形品の製造方法は、金属長繊維を熱可塑性フィルムに重
ねてヒートプレスして金属長繊維を熱可塑性フィルムに
埋設し、これを所望の形状に成形したものを金属長繊維
の埋設面側を射出成形金型におけるコアのセット側に向
けて射出成形金型におけるキャビティ内にセットし、そ
の後コアをセットしてコアと熱可塑性フィルムとの間に
溶融した合成樹脂を射出して前記金属長繊維の埋設され
た面を覆うようにしたことを特徴として成るものであ
る。[Means for Achieving the Object] That is, in the method for producing a molded product containing long metal fibers according to the present invention, the long metal fibers are superposed on a thermoplastic film and heat-pressed to embed the long metal fibers in the thermoplastic film. Molded in the shape of, the metal long fibers are placed in the cavity of the injection mold with the embedded surface side facing toward the core set side of the injection mold, and then the core is set to set the core and thermoplastic film. It is characterized in that a synthetic resin melted during the injection is injected to cover the surface where the long metal fibers are embedded.
【０００６】また本出願に係る第二の発明たる金属長繊
維含有成形品の製造方法は、金属長繊維を熱可塑性フィ
ルムに重ねてヒートプレスして金属長繊維を熱可塑性フ
ィルムに埋設し、これを射出成形金型におけるコアとキ
ャビティとの間にセットし、前記熱可塑性フィルムを加
熱軟化させながら前記コアで熱可塑性フィルムをキャビ
ティ内に押し込んで成形するとともに、コアと熱可塑性
フィルムとの間にコアに形成されるランナから溶融した
合成樹脂を射出して、前記金属長繊維の埋設された面を
覆うようにしたことを特徴として成るものである。A second invention of the present application, which is a method for producing a long metal fiber-containing molded article, is to lay the long metal fibers on a thermoplastic film and heat-press to embed the long metal fibers in the thermoplastic film. Is set between the core and the cavity in the injection mold, and while the thermoplastic film is being softened by heating, the thermoplastic film is pushed into the cavity by the core and molded, and between the core and the thermoplastic film. It is characterized in that molten synthetic resin is injected from a runner formed in the core so as to cover the embedded surface of the long metal fiber.
【０００７】更に本出願に係る第三の発明たる金属長繊
維含有成形品の製造方法は、金属長繊維を熱可塑性フィ
ルムに重ねてヒートプレスして金属長繊維を一の熱可塑
性フィルムに埋設し、これを金属長繊維の埋設面側に他
の熱可塑性フィルムを重ねた状態で成形金型にセット
し、これを加熱して前記一及び他の熱可塑性フィルムを
軟化させた状態で、これらを圧縮成形しながら前記他の
熱可塑性フィルムを前記一の熱可塑性フィルムの金属長
繊維の埋設面側に密着させたことを特徴として成るもの
である。これら発明により前記目的を達成せんとするも
のである。Further, the third invention according to the present invention is a method for producing a long metal fiber-containing molded article, wherein the long metal fibers are superposed on a thermoplastic film and heat-pressed to embed the long metal fibers in one thermoplastic film. , Set it in a molding die with other thermoplastic films stacked on the embedding surface side of the long metal fibers, and heat these to soften the one and the other thermoplastic films, It is characterized in that the other thermoplastic film is brought into close contact with the embedding surface side of the long metal fibers of the one thermoplastic film while performing compression molding. The above objects are achieved by these inventions.
【０００８】[0008]
【発明の作用】本発明では熱可塑性フィルムの金属長繊
維を埋設した面に合成樹脂を射出し、或いは他の熱可塑
性フィルムを重ねて圧縮成形するようにしたから、比較
的肉厚で保形性の良い成形品を作ることができる。In the present invention, since the synthetic resin is injected onto the surface of the thermoplastic film in which the long metal fibers are embedded, or another thermoplastic film is laminated and compression-molded, the shape retention is relatively thick. A molded product with good properties can be made.
【０００９】[0009]
【実施例】以下本発明を図示の実施例に基づいて具体的
に説明する。図１中付号１は本発明により製造した電子
部品収納体であり、このものは２枚の熱可塑性フィルム
２ａ、２ｂの間に金属長繊維３がサンドイッチ状に担持
されたシートが容器状に成形されて成る。このような電
子部品収納体１を例にとって本発明の製造方法を説明す
る。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be specifically described below based on the illustrated embodiments. Reference numeral 1 in FIG. 1 denotes an electronic component container manufactured according to the present invention, which is a container in which a sheet in which a long metal fiber 3 is sandwiched between two thermoplastic films 2a and 2b is formed into a container. It is made by molding. The manufacturing method of the present invention will be described taking the electronic component housing 1 as an example.
【００１０】まず図２に示すように、熱可塑性フィルム
２ａに対して金属長繊維３を平らに広げたものを乗せ、
そのままヒートプレス機Ｐによって熱可塑性フィルム２
ａを溶融させながら金属長繊維３をフィルムの片面側に
埋設させる。尚このものを成形用シートＡと定義する。First, as shown in FIG. 2, a long flat metal filament 3 is placed on a thermoplastic film 2a,
The thermoplastic film 2 as it is by the heat press machine P
While melting a, the long metal fibers 3 are embedded in one side of the film. This sheet is defined as a forming sheet A.
【００１１】ここで金属長繊維３について説明すると、
このものは例えば金属の長尺な薄膜を堅固にして巻回し
てコイル状にし、その端面に適宜の幅のバイトを当てて
削り出すことによって得られる。因みにこのような方法
で得られる金属長繊維は、金属薄膜の材厚の幅と、旋削
時の送り速度に応じた幅の断面を有するものであり、そ
の特徴としては細く長くて柔軟な上、バリも少ない。従
ってこのものをフィルム間にサンドイッチ状に担持して
も金属繊維の端部がフィルムを破って飛び出るようなこ
とはない。The metal filament 3 will be described below.
This is obtained, for example, by firmly winding a long thin film of metal to form a coil, and cutting the end face with a bite having an appropriate width. By the way, the long metal fibers obtained by such a method have a width of the thickness of the metal thin film and a cross section having a width corresponding to the feed speed during turning, and as a characteristic thereof, it is thin and long and flexible, There are few burrs. Therefore, even if this material is carried in a sandwich form between the films, the end portions of the metal fibers do not break and pop out of the film.
【００１２】尚、使用する金属薄膜の厚さは、金属の厚
さや硬さによっても異なるが、おおむね数μ〜数１００
μ、好ましくは数１０μが適当である。もちろん切削速
度、送り速度、切削幅、バイトのすくい角等の諸条件を
調整して最適な金属長繊維を適用する。The thickness of the metal thin film used varies depending on the thickness and hardness of the metal, but is generally several μ to several hundred.
μ, preferably several tens of μ is suitable. Of course, adjust various conditions such as cutting speed, feed rate, cutting width, and rake angle of cutting tool to apply the optimum long metal fiber.
【００１３】次に熱可塑性フィルム２ａに金属長繊維３
を埋設させた成形用シートＡを所望の形状に成形する。
その方法としては以下述べるような種々の熱成形法が採
り得る。即ちまず図３に示すものは雌型４上にヒータで
加熱軟化した成形用シートＡを乗せ、真空で型に吸い付
ける真空成形法（ストレート法）であり、また図４に示
すものはモールド５で、ヒータで加熱した成形用シート
Ａを押し上げて予備伸長を行い、次いで真空で型に吸い
付けて成形する真空成形法（ドレープ法）である。Next, the long metal fibers 3 are formed on the thermoplastic film 2a.
The molding sheet A in which is embedded is molded into a desired shape.
As the method, various thermoforming methods as described below can be adopted. That is, the one shown in FIG. 3 is a vacuum forming method (straight method) in which the forming sheet A heated and softened by a heater is placed on the female die 4 and sucked by a vacuum in the die, and the one shown in FIG. Then, it is a vacuum forming method (a drape method) in which the forming sheet A heated by the heater is pushed up to be pre-stretched, and then sucked and formed in a mold in a vacuum.
【００１４】またこれら真空成形法の他にも、図５に示
すように加熱板６と金型７との間に成形用シートＡを送
り込み、加熱板６で成形用シートＡを押さえながら圧縮
空気Ｅを送って成形用シートＡを金型７に押し付けて成
形する圧空成形法も採り得る。In addition to these vacuum forming methods, as shown in FIG. 5, a forming sheet A is sent between the heating plate 6 and the mold 7 and compressed air is applied while pressing the forming sheet A with the heating plate 6. It is also possible to adopt a pressure molding method in which E is sent to press the molding sheet A against the mold 7 for molding.
【００１５】次にこのようにして賦形された成形用シー
トＡのうち、金属長繊維３が埋設した側の面に、合成樹
脂の層を形成する。ここでの方法は射出成形法を利用す
るものであって、図６（ａ）に示すように賦形された成
形用シートＡを金属長繊維３が埋設した側の面を外側、
即ちコアをセットする側に向けてキャビティ８内にセッ
トする。そして図６（ｂ）に示すようにキャビティ８に
対してコア９を所定の位置まで押し込むと共に、コア９
におけるランナ１０から溶融した合成樹脂を成形用シー
トＡとコア９との隙間に流し込み冷却固化させる。この
ようにすれば流し込んだ樹脂が金属長繊維３を埋設した
側の面を覆い、比較的肉厚な断面を有する電子部品収納
体１が得られる。Next, a layer of synthetic resin is formed on the surface of the shaped sheet A thus shaped in which the long metal fibers 3 are embedded. The method here uses an injection molding method, and the molding sheet A shaped as shown in FIG. 6 (a) has a surface on the side where the long metal fibers 3 are embedded,
That is, the core is set in the cavity 8 toward the side to be set. Then, as shown in FIG. 6B, the core 9 is pushed into the cavity 8 to a predetermined position, and
The synthetic resin melted from the runner 10 is poured into the gap between the molding sheet A and the core 9 to be cooled and solidified. In this way, the poured resin covers the surface on the side where the long metal fibers 3 are embedded, and the electronic component container 1 having a relatively thick cross section can be obtained.
【００１６】尚、上記実施例ではあらかじめ成形用シー
トＡを成形してこれを個々にキャビティ８内にセットす
る方法を採ったが、成形と射出とを一緒に行う次のよう
な連続的方法を採ることもできる。即ち図７に示すよう
に、キャビティ８とコア９との間に金属長繊維３が埋設
した成形用シートＡの連続したテープを順次送り出せる
ようにセットしておき、併せて加熱手段１１をこれに臨
ませておく。In the above embodiment, the forming sheet A is formed in advance and individually set in the cavity 8. However, the following continuous method of performing the forming and the injection together is adopted. It can also be taken. That is, as shown in FIG. 7, continuous tapes of the molding sheet A in which the long metal fibers 3 are embedded between the cavities 8 and the cores 9 are set so as to be successively fed out, and the heating means 11 is also set. Let's face it.
【００１７】このような状態でコア９を成形用シートＡ
に押し付けて、そのままキャビティ８内まで押し続けて
成形する。そしてランナ１０から溶融した合成樹脂を流
し込み、成形用シートＡの金属長繊維３を埋設した面を
覆うようにする。このようにして一連の成形、射出動作
が終了したら、成形用シートＡを順送りして再び同じ動
作を繰り返す。因みにこのように連続成形したものは、
電子部品のキャリアテープとして使用することができ
る。In this state, the core 9 is attached to the molding sheet A.
Then, it is continuously pressed into the cavity 8 for molding. Then, the molten synthetic resin is poured from the runner 10 to cover the surface of the molding sheet A in which the long metal fibers 3 are embedded. When a series of molding and injection operations are completed in this way, the molding sheet A is sequentially fed and the same operation is repeated again. By the way, what was continuously molded in this way,
It can be used as a carrier tape for electronic parts.
【００１８】次に金属長繊維３が埋設した側の面に合成
樹脂の層を形成するための他の方法として圧縮成形法を
適用したものについて説明する。まず図８（ａ）に示す
ように、上述した金属長繊維３を埋設した熱可塑性フィ
ルム２ａから成る成形用シートＡに、その金属長繊維３
の埋設面側に他の熱可塑性フィルム１２を重ね合わせ
る。Next, as another method for forming a synthetic resin layer on the surface on which the long metal fibers 3 are embedded, a method to which a compression molding method is applied will be described. First, as shown in FIG. 8 (a), a metal sheet 3 is formed on a molding sheet A made of the thermoplastic film 2a in which the metal filament 3 is embedded.
Another thermoplastic film 12 is superposed on the embedding surface side of.
【００１９】このものを図８（ｂ）に示すように加熱押
型１３と雌型１４との間に入れて、加熱押型１３で熱可
塑性フィルム１２を成形用シートＡとともに軟化させた
後、加熱押型１３を雌型１４内に押し込んで、成形用シ
ートＡ及び熱可塑性フィルム１２を雌型１４の形状に賦
形させる。これとともに成形用シートＡと熱可塑性フィ
ルム１２とが緊密に密着して、金属長繊維３が２枚の熱
可塑性フィルムの間に挟まれた電子部品収納体１ができ
る。As shown in FIG. 8 (b), this product is placed between a heating die 13 and a female die 14 to soften the thermoplastic film 12 together with the forming sheet A by the heating die 13 and then the heating die 13 is pushed into the female die 14 to shape the molding sheet A and the thermoplastic film 12 into the shape of the female die 14. At the same time, the molding sheet A and the thermoplastic film 12 are in close contact with each other, and the electronic component container 1 in which the long metal fibers 3 are sandwiched between the two thermoplastic films is formed.
【００２０】[0020]
【発明の効果】本発明の方法では、金属長繊維３を２枚
のフィルムでサンドイッチ状に担持できるから、保形性
の良い電子部品収納体１が得られ、相互の重ね合わせが
可能になるとともに、電子部品を自動的に供給して収納
する場合にもトラブルが少なくなる。According to the method of the present invention, the long metal fibers 3 can be supported by two films in a sandwich form, so that the electronic component container 1 having a good shape retention can be obtained, and they can be superposed on each other. At the same time, troubles are reduced when the electronic components are automatically supplied and stored.
【００２１】また本発明の方法では金属長繊維３が収納
体の表面に出ることはないから、仕上がりの表面のきれ
いな収納体が得られる。更に射出成形を応用して金属長
繊維３の埋設面に樹脂層を形成する方法を採用すれば、
金属長繊維３間にも樹脂が浸透して硬化するため強度の
大きな収納体が得られる。Further, according to the method of the present invention, since the long metal fibers 3 do not appear on the surface of the container, a container having a finished surface can be obtained. Furthermore, if a method of forming a resin layer on the embedded surface of the long metal fibers 3 by applying injection molding is adopted,
The resin permeates between the long metal fibers 3 and hardens, so that a strong container can be obtained.
【図１】本発明により製造した電子部品収納体を破断し
て示す斜視図である。FIG. 1 is a perspective view showing an electronic component container manufactured according to the present invention in a cutaway manner.
【図２】熱可塑性フィルムに金属長繊維を載置し、そし
てプレスすることにより、成形用シートを成形する各状
態を示す説明図である。FIG. 2 is an explanatory view showing each state of forming a forming sheet by placing a long metal fiber on a thermoplastic film and pressing it.
【図３】前記成形用シートを真空成形法（ストレート
法）により所望の形状に成形する様子を段階的に示す説
明図である。FIG. 3 is an explanatory view showing, step by step, how the forming sheet is formed into a desired shape by a vacuum forming method (straight method).
【図４】同上真空成形法（ドレープ法）により成形する
様子を段階的に示す説明図である。FIG. 4 is an explanatory view showing, step by step, the manner of forming by the same vacuum forming method (drape method).
【図５】同上圧空成形法により成形する様子を段階的に
示す説明図である。FIG. 5 is an explanatory view showing, step by step, a state of forming by the above-mentioned pressure forming method.
【図６】射出成形法により成形用シートの金属長繊維の
埋設側に合成樹脂層を形成する様子を、成形用シートの
セットと成形の各状態に分けて示す説明図である。FIG. 6 is an explanatory view showing a state in which a synthetic resin layer is formed on a side of a molding sheet on which long metal fibers are embedded by an injection molding method, separately for each set state and molding state of the molding sheet.
【図７】成形用シートの成形と合成樹脂の射出とを同時
に行なうようにした実施例を示す骨格的縦断側面図であ
る。FIG. 7 is a skeletal vertical sectional side view showing an embodiment in which molding of a molding sheet and injection of a synthetic resin are simultaneously performed.
【図８】圧縮成形法により成形用シートの金属長繊維の
埋設側に合成樹脂層を形成する様子を段階的に示す説明
図である。FIG. 8 is an explanatory view showing, step by step, how a synthetic resin layer is formed on the side of a molding sheet in which long metal fibers are embedded by a compression molding method.
１ 電子部品収納体 ２ａ 熱可塑性フィルム ２ｂ 熱可塑性フィルム ３ 金属長繊維 ４ 雌型 ５ モールド ６ 加熱板 ７ 金型 ８ キャビティ ９ コア １０ ランナ １１ 加熱手段 １２ 熱可塑性フィルム １３ 加熱押型 １４ 雌型 Ａ 成形用シート Ｅ 圧縮空気 Ｐ ヒートプレス機 DESCRIPTION OF SYMBOLS 1 Electronic component storage body 2a Thermoplastic film 2b Thermoplastic film 3 Metal long fiber 4 Female mold 5 Mold 6 Heating plate 7 Mold 8 Cavity 9 Core 10 Runner 11 Heating means 12 Thermoplastic film 13 Heating stamp 14 Female mold A For molding Sheet E Compressed air P Heat press machine
Claims (3)
ヒートプレスして金属長繊維を熱可塑性フィルムに埋設
し、これを所望の形状に成形したものを金属長繊維の埋
設面側を射出成形金型におけるコアのセット側に向けて
射出成形金型におけるキャビティ内にセットし、その後
コアをセットしてコアと熱可塑性フィルムとの間に溶融
した合成樹脂を射出して前記金属長繊維の埋設された面
を覆うようにしたことを特徴とする金属長繊維含有成形
品の製造方法。1. A metal long fiber is superposed on a thermoplastic film and heat-pressed to embed the metal long fiber in a thermoplastic film, and this is molded into a desired shape. The metal long fiber embedding surface side is injection molded. The mold is set in the cavity of the injection mold toward the set side of the core, and then the core is set and the molten synthetic resin is injected between the core and the thermoplastic film to embed the long metal fibers. A method for producing a long metal fiber-containing molded article, characterized in that the formed surface is covered.
ヒートプレスして金属長繊維を熱可塑性フィルムに埋設
し、これを射出成形金型におけるコアとキャビティとの
間にセットし、前記熱可塑性フィルムを加熱軟化させな
がら前記コアで熱可塑性フィルムをキャビティ内に押し
込んで成形するとともに、コアと熱可塑性フィルムとの
間にコアに形成されるランナから溶融した合成樹脂を射
出して、前記金属長繊維の埋設された面を覆うようにし
たことを特徴とする金属長繊維含有成形品の製造方法。2. A long metal fiber is laid on a thermoplastic film and heat-pressed to embed the long metal fiber in a thermoplastic film, which is set between a core and a cavity in an injection molding die to obtain the thermoplastic resin. While the softening film is heated and softened, the thermoplastic film is pushed into the cavity by the core to be molded, and the molten synthetic resin is injected from the runner formed in the core between the core and the thermoplastic film to inject the metal length. A method for producing a long metal fiber-containing molded article, characterized in that the surface in which the fibers are embedded is covered.
ヒートプレスして金属長繊維を一の熱可塑性フィルムに
埋設し、これを金属長繊維の埋設面側に他の熱可塑性フ
ィルムを重ねた状態で成形金型にセットし、これを加熱
して前記一及び他の熱可塑性フィルムを軟化させた状態
で、これらを圧縮成形しながら前記他の熱可塑性フィル
ムを前記一の熱可塑性フィルムの金属長繊維の埋設面側
に密着させたことを特徴とする金属長繊維含有成形品の
製造方法。3. A long metal fiber is laminated on a thermoplastic film and heat-pressed to embed the long metal fiber in one thermoplastic film, and the other long thermoplastic film is laminated on the embedding surface side of the long metal fiber. Set in a molding die in a state, in a state in which it is heated to soften the one and the other thermoplastic film, the other thermoplastic film is compressed and molded while the other thermoplastic film is a metal of the one thermoplastic film. A method for producing a metal long fiber-containing molded article, which comprises closely contacting the long fibers with the embedded surface side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4143534A JPH05315785A (en) | 1992-05-08 | 1992-05-08 | Method for fabricating molded part containing metallic long fibers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4143534A JPH05315785A (en) | 1992-05-08 | 1992-05-08 | Method for fabricating molded part containing metallic long fibers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH05315785A true JPH05315785A (en) | 1993-11-26 |
Family
ID=15340986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4143534A Pending JPH05315785A (en) | 1992-05-08 | 1992-05-08 | Method for fabricating molded part containing metallic long fibers |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH05315785A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020042559A (en) * | 2002-04-18 | 2002-06-05 | 김명준 | In-Mold Decoration Method of Fabric and Leather, and The Product |
| KR100769091B1 (en) * | 2005-05-16 | 2007-10-22 | 이환길 | Injection molding material having leather surface and manufacturing method thereof |
| JP2010264651A (en) * | 2009-05-14 | 2010-11-25 | Dainippon Printing Co Ltd | Worked article, rolled web, and method for producing worked article |
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|---|---|---|---|---|
| JPS5873199A (en) * | 1981-10-26 | 1983-05-02 | 太平洋工業株式会社 | Radio wave shielding housing |
| JPS60176300A (en) * | 1984-02-22 | 1985-09-10 | 昭和電工株式会社 | Method of producing electromagnetic wave shielding housing |
| JPS61195822A (en) * | 1985-02-25 | 1986-08-30 | Kyoraku Co Ltd | Manufacture of electromagnetic-shielding molded article |
| JPS62275727A (en) * | 1986-05-23 | 1987-11-30 | Hitachi Chem Co Ltd | Manufacture of electromagnetic wave shielding molded item |
| JPS6318900U (en) * | 1986-07-21 | 1988-02-08 | ||
| JPS6422098A (en) * | 1987-07-17 | 1989-01-25 | Hitachi Chemical Co Ltd | Manufacture of moldings for electromagnetic wave shielding |
| JPS6461097A (en) * | 1987-09-01 | 1989-03-08 | Hitachi Chemical Co Ltd | Manufacture of molding having conductive layer |
| JPH0268999A (en) * | 1988-09-05 | 1990-03-08 | Chisso Corp | Conductive thermoplastic resin sheet and molding thereof |
| JPH02272799A (en) * | 1989-04-14 | 1990-11-07 | Suzuki Sogyo Kk | Manufacture of electromagnetic wave shielding sheet material |
| JPH02278897A (en) * | 1989-04-20 | 1990-11-15 | Suzuki Sogyo Kk | Electromagnetic wave shielding tent and room thereof |
| JPH047899A (en) * | 1990-04-25 | 1992-01-13 | Suzuki Sogyo Co Ltd | Sheet molding for electromagnetic-wave shielding and its manufacture |
| JPH05121893A (en) * | 1991-09-30 | 1993-05-18 | Kanai Hiroyuki | Electro-magnetic wave shield forming sheet |
-
1992
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Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5873199A (en) * | 1981-10-26 | 1983-05-02 | 太平洋工業株式会社 | Radio wave shielding housing |
| JPS60176300A (en) * | 1984-02-22 | 1985-09-10 | 昭和電工株式会社 | Method of producing electromagnetic wave shielding housing |
| JPS61195822A (en) * | 1985-02-25 | 1986-08-30 | Kyoraku Co Ltd | Manufacture of electromagnetic-shielding molded article |
| JPS62275727A (en) * | 1986-05-23 | 1987-11-30 | Hitachi Chem Co Ltd | Manufacture of electromagnetic wave shielding molded item |
| JPS6318900U (en) * | 1986-07-21 | 1988-02-08 | ||
| JPS6422098A (en) * | 1987-07-17 | 1989-01-25 | Hitachi Chemical Co Ltd | Manufacture of moldings for electromagnetic wave shielding |
| JPS6461097A (en) * | 1987-09-01 | 1989-03-08 | Hitachi Chemical Co Ltd | Manufacture of molding having conductive layer |
| JPH0268999A (en) * | 1988-09-05 | 1990-03-08 | Chisso Corp | Conductive thermoplastic resin sheet and molding thereof |
| JPH02272799A (en) * | 1989-04-14 | 1990-11-07 | Suzuki Sogyo Kk | Manufacture of electromagnetic wave shielding sheet material |
| JPH02278897A (en) * | 1989-04-20 | 1990-11-15 | Suzuki Sogyo Kk | Electromagnetic wave shielding tent and room thereof |
| JPH047899A (en) * | 1990-04-25 | 1992-01-13 | Suzuki Sogyo Co Ltd | Sheet molding for electromagnetic-wave shielding and its manufacture |
| JPH05121893A (en) * | 1991-09-30 | 1993-05-18 | Kanai Hiroyuki | Electro-magnetic wave shield forming sheet |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020042559A (en) * | 2002-04-18 | 2002-06-05 | 김명준 | In-Mold Decoration Method of Fabric and Leather, and The Product |
| KR100769091B1 (en) * | 2005-05-16 | 2007-10-22 | 이환길 | Injection molding material having leather surface and manufacturing method thereof |
| JP2010264651A (en) * | 2009-05-14 | 2010-11-25 | Dainippon Printing Co Ltd | Worked article, rolled web, and method for producing worked article |
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