JPH028756U - - Google Patents
Info
- Publication number
- JPH028756U JPH028756U JP8518188U JP8518188U JPH028756U JP H028756 U JPH028756 U JP H028756U JP 8518188 U JP8518188 U JP 8518188U JP 8518188 U JP8518188 U JP 8518188U JP H028756 U JPH028756 U JP H028756U
- Authority
- JP
- Japan
- Prior art keywords
- film layer
- sheet material
- packaging sheet
- several perforations
- perforation
- 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
- 239000010410 layer Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 6
- 238000004806 packaging method and process Methods 0.000 claims description 6
- 239000002344 surface layer Substances 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 claims 1
- 239000011888 foil Substances 0.000 description 1
Landscapes
- Wrappers (AREA)
Description
第1図は本考案に係る包装用シート材の一実施
例を示す断面図、第2図は他の実施例を示す断面
図、第3図は二層に夫々1条ずつミシン目が設け
られた積層構造の包装用シート材の断面図である
。
図中1a,1bは表層、2a,2bは内側層、
3a,3bは最内側層、4は箔層、10,11,
12,20,21,22はミシン目を各示す。
Fig. 1 is a sectional view showing one embodiment of the packaging sheet material according to the present invention, Fig. 2 is a sectional view showing another embodiment, and Fig. 3 is a sectional view showing one perforation in each of two layers. FIG. 2 is a sectional view of a packaging sheet material having a laminated structure. In the figure, 1a and 1b are surface layers, 2a and 2b are inner layers,
3a, 3b are innermost layers, 4 is a foil layer, 10, 11,
12, 20, 21, and 22 indicate perforations.
Claims (1)
層の任意の位置に1条のミシン目が穿設された包
装用シート材において、内側のフイルム層におけ
る表層の前記ミシン目に対応する位置の近傍に数
条のミシン目を設けたことを特徴とする包装用シ
ート材。 2 前項記載の包装用シート材において、数条の
ミシン目の設けられたフイルム層とその内側にあ
るフイルム層の接合面間又は数条のミシン目の設
けられたフイルム層より内側にあるフイルム層の
接合面間にガスバリア加工を施したことを特徴と
する包装用シート材。[Claims for Utility Model Registration] 1. In a packaging sheet material consisting of multiple film layers, in which a single perforation is perforated at an arbitrary position on the surface film layer, said perforation on the surface layer of the inner film layer A packaging sheet material characterized by having several perforations near positions corresponding to the eyes. 2. In the packaging sheet material described in the preceding paragraph, the film layer between the bonding surfaces of the film layer with several perforations and the film layer on the inside thereof, or the film layer inside the film layer with several perforations. A packaging sheet material characterized by having gas barrier processing applied between the joint surfaces of.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8518188U JPH028756U (en) | 1988-06-29 | 1988-06-29 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8518188U JPH028756U (en) | 1988-06-29 | 1988-06-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH028756U true JPH028756U (en) | 1990-01-19 |
Family
ID=31309856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8518188U Pending JPH028756U (en) | 1988-06-29 | 1988-06-29 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH028756U (en) |
-
1988
- 1988-06-29 JP JP8518188U patent/JPH028756U/ja active Pending