JPH02117369U - - Google Patents
Info
- Publication number
- JPH02117369U JPH02117369U JP2524889U JP2524889U JPH02117369U JP H02117369 U JPH02117369 U JP H02117369U JP 2524889 U JP2524889 U JP 2524889U JP 2524889 U JP2524889 U JP 2524889U JP H02117369 U JPH02117369 U JP H02117369U
- Authority
- JP
- Japan
- Prior art keywords
- layer
- film layer
- polypropylene
- polyethylene terephthalate
- adhesive layer
- 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.)
- Granted
Links
- -1 polyethylene terephthalate Polymers 0.000 claims description 22
- 239000010410 layer Substances 0.000 claims description 19
- 239000004743 Polypropylene Substances 0.000 claims description 16
- 229920001155 polypropylene Polymers 0.000 claims description 16
- 239000012790 adhesive layer Substances 0.000 claims description 10
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 6
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 239000011888 foil Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims 2
- 230000004888 barrier function Effects 0.000 claims 1
Landscapes
- Packages (AREA)
- Closures For Containers (AREA)
Description
第１図は本考案蓋材の一例の平面略図、第２図
は本考案蓋材の一例の要部の縦断正面略図、第３
図は本考案蓋材の開封状態を示す説明図である。
図中、１はポリエチレンテレフタレートフイル
ム層、２は無延伸ポリプロピレンフイルム層、３
は変性ポリプロピレン接着剤層、４はポリエチレ
ンテレフタレートフイルム層、５は無延伸ポリプ
ロピレンフイルム層、６はポリプロピレン接着剤
層、７はアルミニウム箔、８及び９は変性ポリプ
ロピレン接着剤層、１０はポリプロピレン接着剤
層、１１はリリースコート層、１２は気体流通口
、１３はつまみ片である。
FIG. 1 is a schematic plan view of an example of the lid material of the present invention, FIG.
The figure is an explanatory view showing the lid of the present invention in an unsealed state. In the figure, 1 is a polyethylene terephthalate film layer, 2 is an unstretched polypropylene film layer, and 3 is a polyethylene terephthalate film layer.
4 is a modified polypropylene adhesive layer, 4 is a polyethylene terephthalate film layer, 5 is an unstretched polypropylene film layer, 6 is a polypropylene adhesive layer, 7 is an aluminum foil, 8 and 9 are modified polypropylene adhesive layers, 10 is a polypropylene adhesive layer , 11 is a release coat layer, 12 is a gas flow port, and 13 is a knob piece.
Claims (1)
ん中にして、その両面にそれぞれ無延伸ポリプロ
ピレンフイルム層２と変性ポリプロピレン接着剤
層３とを積層してなる積層体からなり、かつ気体
流通口１２が抜孔されてなる中心層Ａの上記変性
ポリプロピレン接着剤層３の面に、ポリエチレン
テレフタレートフイルム層４と無延伸ポリプロピ
レンフイルム層５とが積層されてなる表面保護層
Ｂの無延伸ポリプロピレンフイルム層５を当てて
ポリプロピレン接着剤層６で積層してなり、さら
に上記中心層Ａの無延伸ポリプロピレンフイルム
層２に対し、アルミニウム箔７の両面にそれぞれ
変性ポリプロピレン接着剤層８及び９を被覆して
なるガスバリヤー層Ｃの一方の変性ポリプロピレ
ン接着剤層８を当てがい、ポリプロピレン接着剤
層１０でもつて上記中心層Ａの気体流通口１２の
部分も満たして接着積層してなるレトルト食品容
器用の蓋材。 The center layer is made of a laminate in which a polyethylene terephthalate film layer 1 is placed in the middle, and an unstretched polypropylene film layer 2 and a modified polypropylene adhesive layer 3 are laminated on both sides of the polyethylene terephthalate film layer 1, and a gas flow port 12 is punched therein. The surface of the modified polypropylene adhesive layer 3 of A is applied with the unstretched polypropylene film layer 5 of the surface protection layer B, which is a layered layer of a polyethylene terephthalate film layer 4 and an unstretched polypropylene film layer 5, to form a polypropylene adhesive layer 6. One modified polypropylene of the gas barrier layer C is formed by laminating the unstretched polypropylene film layer 2 of the central layer A with modified polypropylene adhesive layers 8 and 9 on both sides of the aluminum foil 7, respectively. A lid material for a retort food container, which is formed by applying an adhesive layer 8 and adhesively laminating the polypropylene adhesive layer 10, which also fills the gas flow opening 12 of the central layer A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989025248U JPH0752058Y2 (en) | 1989-03-07 | 1989-03-07 | Retort food containers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989025248U JPH0752058Y2 (en) | 1989-03-07 | 1989-03-07 | Retort food containers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02117369U true JPH02117369U (en) | 1990-09-20 |
| JPH0752058Y2 JPH0752058Y2 (en) | 1995-11-29 |
Family
ID=31245820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989025248U Expired - Fee Related JPH0752058Y2 (en) | 1989-03-07 | 1989-03-07 | Retort food containers |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0752058Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09156663A (en) * | 1995-12-04 | 1997-06-17 | Metarukaraa:Kk | Partially unsealable lid material |
| JP2015117023A (en) * | 2013-12-16 | 2015-06-25 | 赤松化成工業株式会社 | Seal lid, and container having seal lid |
| JP2015117024A (en) * | 2013-12-16 | 2015-06-25 | 赤松化成工業株式会社 | Container having seal lid |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61287571A (en) * | 1985-06-04 | 1986-12-17 | 東洋アルミニウム株式会社 | Partially tearable sealed vessel |
-
1989
- 1989-03-07 JP JP1989025248U patent/JPH0752058Y2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61287571A (en) * | 1985-06-04 | 1986-12-17 | 東洋アルミニウム株式会社 | Partially tearable sealed vessel |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09156663A (en) * | 1995-12-04 | 1997-06-17 | Metarukaraa:Kk | Partially unsealable lid material |
| JP2015117023A (en) * | 2013-12-16 | 2015-06-25 | 赤松化成工業株式会社 | Seal lid, and container having seal lid |
| JP2015117024A (en) * | 2013-12-16 | 2015-06-25 | 赤松化成工業株式会社 | Container having seal lid |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0752058Y2 (en) | 1995-11-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |