JPS63137761U - - Google Patents
Info
- Publication number
- JPS63137761U JPS63137761U JP3083687U JP3083687U JPS63137761U JP S63137761 U JPS63137761 U JP S63137761U JP 3083687 U JP3083687 U JP 3083687U JP 3083687 U JP3083687 U JP 3083687U JP S63137761 U JPS63137761 U JP S63137761U
- Authority
- JP
- Japan
- Prior art keywords
- layer film
- film
- plastic
- outer layer
- layers
- 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
- 229920001169 thermoplastic Polymers 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 239000002985 plastic film Substances 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims 2
- 238000001125 extrusion Methods 0.000 claims 1
- 239000004416 thermosoftening plastic Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 1
Landscapes
- Wrappers (AREA)
Description
添付図面は本考案を説明するためのもので、第
１図は本考案になる包装袋材料を得るための工程
の一例を示す略線図、第２図は第１図のＸ―Ｘに
おける環状熱可塑性プラスチツクフイルムの横断
面図、第３図は第１図のＹ―Ｙにおいて、環状熱
可塑性プラスチツクフイルムが扁平化されて扁平
複数層フイルムとされて本考案になる包装袋材料
となつたものの一例を示す縦断側面図である。
Ａ：環状外層フイルム、Ｂ：環状内層フイルム
、Ｃ：扁平複数層フイルム。
The attached drawings are for explaining the present invention, and FIG. 1 is a schematic diagram showing an example of the process for obtaining the packaging bag material of the present invention, and FIG. 2 is an annular diagram taken along line XX in FIG. FIG. 3 is a cross-sectional view of a thermoplastic plastic film taken along the line Y-Y in FIG. FIG. 3 is a vertical side view showing an example. A: Annular outer layer film, B: Annular inner layer film, C: Flat multilayer film.
Claims (1)
得られる内外２層の環状熱可塑性プラスチツクフ
イルムを扁平化して、内層の環状熱可塑性プラス
チツクフイルムが互いに全面的に密着一体化した
扁平複数層フイルムであつて、前記内外の２層の
うちの任意の１層または２層共に遮光性を有し、
かつ外層のフイルムは耐熱性と強度が大きく、内
層フイルムとの相溶性を有するプラスチツクから
なり、内層のフイルムは前記外層のフイルムと接
着し易いプラスチツクからなることを特徴とする
遮光性を有する包装袋材料。 A flat multi-layer film is obtained by flattening two layers of annular thermoplastic plastic film, an inner and outer layer, obtained by an inflation method and co-extrusion, so that the inner annular thermoplastic film is fully integrated with each other in close contact with each other. and any one or both of the two inner and outer layers have a light-shielding property,
The outer layer film is made of a plastic that has high heat resistance and strength and is compatible with the inner layer film, and the inner layer film is made of a plastic that easily adheres to the outer layer film. material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3083687U JPS63137761U (en) | 1987-03-03 | 1987-03-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3083687U JPS63137761U (en) | 1987-03-03 | 1987-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63137761U true JPS63137761U (en) | 1988-09-12 |
Family
ID=30836010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3083687U Pending JPS63137761U (en) | 1987-03-03 | 1987-03-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63137761U (en) |
-
1987
- 1987-03-03 JP JP3083687U patent/JPS63137761U/ja active Pending