JPH0178539U - - Google Patents
Info
- Publication number
- JPH0178539U JPH0178539U JP1987173505U JP17350587U JPH0178539U JP H0178539 U JPH0178539 U JP H0178539U JP 1987173505 U JP1987173505 U JP 1987173505U JP 17350587 U JP17350587 U JP 17350587U JP H0178539 U JPH0178539 U JP H0178539U
- Authority
- JP
- Japan
- Prior art keywords
- packaging bag
- sheet
- gas barrier
- barrier material
- opening
- 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
- 238000004806 packaging method and process Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 claims 4
- 239000007789 gas Substances 0.000 claims 4
- 239000000463 material Substances 0.000 claims 4
- 230000035699 permeability Effects 0.000 claims 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 229910010272 inorganic material Inorganic materials 0.000 claims 1
- 239000011147 inorganic material Substances 0.000 claims 1
- 239000004745 nonwoven fabric Substances 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 229920000098 polyolefin Polymers 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 1
Description
第１図乃至第６図は、本考案の懐炉用包装袋の
構造を示す縦断側面図、第７図は包装袋の構造を
説明するための密封シート片を除いた状態の平面
図、第８図は第７図の袋体を密封シート片で覆つ
た包装袋の縦断側面図、第９図は第８図の包装袋
のヒートシールされた端部を示す正面図である。
１……発熱体、２，２′…袋体、３……開口部
、４……通気性シート、５……通気性シート周縁
部、６……密封シート片、１１……包装袋。
1 to 6 are longitudinal sectional side views showing the structure of the packaging bag for a pocket warmer of the present invention, FIG. 7 is a plan view with the sealing sheet piece removed to explain the structure of the packaging bag, and FIG. 9 is a longitudinal sectional side view of the packaging bag in which the bag shown in FIG. 7 is covered with a sealing sheet piece, and FIG. 9 is a front view showing the heat-sealed end of the packaging bag shown in FIG. 8. DESCRIPTION OF SYMBOLS 1... Heating element, 2, 2'... Bag body, 3... Opening, 4... Breathable sheet, 5... Peripheral edge of breathable sheet, 6... Sealing sheet piece, 11... Packaging bag.
Claims (1)
る袋体、袋体の少なくとも一個所を切除して設け
られた開口部、開口部全面を覆うよう周縁部にお
いて袋体に固着された通気性シート、該通気性シ
ートで封緘された開口部全面を更に覆うよう該袋
体又は通気性シート外面に剥離可能に接着された
ガスバリアー性材料よりなる密封シート片とより
なる包装袋。 ２ ガスバリアー性材料が、酸素及び水蒸気透過
性の小さいものである実用新案登録請求の範囲第
１項に記載の包装袋。 ３ 通気性シートが、通気度２，０００秒／１０
０c.c.以下の微多孔性シートである実用新案登録
請求の範囲第１項に記載の包装袋。 ４ 通気性シートが、ポリオレフインと無機物か
らなるシートを延伸して得られたフイルムである
実用新案登録請求の範囲第３項に記載の包装袋。 ５ ガスバリアー性材料よりなる包装袋の開口部
を有しない面の最外面が、不織布で構成されてい
る実用新案登録請求の範囲第１項に記載の包装袋
。[Scope of Claim for Utility Model Registration] 1. A bag made of gas barrier material containing a heating element, an opening provided by cutting out at least one part of the bag, and a bag at the periphery so as to cover the entire surface of the opening. and a sealing sheet piece made of a gas barrier material that is releasably adhered to the outer surface of the bag or the breathable sheet so as to further cover the entire surface of the opening sealed with the breathable sheet. packaging bag. 2. The packaging bag according to claim 1, wherein the gas barrier material has low oxygen and water vapor permeability. 3 The breathable sheet has an air permeability of 2,000 seconds/10
The packaging bag according to claim 1, which is a microporous sheet of 0 c.c. or less. 4. The packaging bag according to claim 3, wherein the breathable sheet is a film obtained by stretching a sheet made of polyolefin and an inorganic material. 5. The packaging bag according to claim 1, wherein the outermost surface of the packaging bag made of a gas barrier material and which does not have an opening is made of a nonwoven fabric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987173505U JPH0178539U (en) | 1987-11-13 | 1987-11-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987173505U JPH0178539U (en) | 1987-11-13 | 1987-11-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0178539U true JPH0178539U (en) | 1989-05-26 |
Family
ID=31465409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987173505U Pending JPH0178539U (en) | 1987-11-13 | 1987-11-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0178539U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0513953U (en) * | 1991-07-29 | 1993-02-23 | 大日本印刷株式会社 | Pouch |
-
1987
- 1987-11-13 JP JP1987173505U patent/JPH0178539U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0513953U (en) * | 1991-07-29 | 1993-02-23 | 大日本印刷株式会社 | Pouch |