JP4852843B2 - Aluminumless lid - Google Patents
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- JP4852843B2 JP4852843B2 JP2004343625A JP2004343625A JP4852843B2 JP 4852843 B2 JP4852843 B2 JP 4852843B2 JP 2004343625 A JP2004343625 A JP 2004343625A JP 2004343625 A JP2004343625 A JP 2004343625A JP 4852843 B2 JP4852843 B2 JP 4852843B2
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Description
本発明は、各種プラスチック容器及び紙容器等に用いる紙を構成中に含む蓋材であり、特に、その蓋材構成中にアルミ箔等の金属箔を含まないアルミレス蓋材に関するものである。 The present invention relates to a lid material that includes paper used in various plastic containers and paper containers, and particularly relates to an aluminum-less lid material that does not include a metal foil such as an aluminum foil in the lid material configuration.
従来より、プラスチック容器を用いたカップラーメン等の蓋材として、構成中にアルミ箔、樹脂フィルム等を積層させた蓋材を容器の開口部にシールして充填した内容物を密封するために使用されていることが知られている。この特徴は、内容物を取り出す時やお湯等を注入する際に、この蓋材を半分程度開封すると剛性等により反り返り邪魔にならないようになってなつている。また、一時的に半分開封した先端を容器の縁に折り込みフックによる簡易な再封が可能である。 Conventionally, as a lid material for cup ramens using plastic containers, it is used to seal the filled contents by sealing the lid material laminated with aluminum foil, resin film, etc. in the opening of the container It is known that This feature is such that when the contents are taken out or when hot water or the like is poured, when the lid is opened about half, the lid is warped due to rigidity and the like so as not to get in the way. In addition, the half-opened tip is temporarily folded into the edge of the container and can be easily resealed with a hook.
しかし、剛性による反りがあるため容器にフックをすることが難しく、容器の縁に切り込みを入れたり、或いは咬み込み部を形成する必要があった。すなわち、反りとフックの両方を付与したものは、利用者に煩雑な操作を強いることになっていた。 However, it is difficult to hook the container because of warping due to rigidity, and it has been necessary to make a cut or form a biting portion at the edge of the container. That is, what gave both a curvature and a hook had to force a user a complicated operation.
しかしながら、従来における蓋材は構成中にアルミ箔等の金属箔を使用しているので、異物混入等を検査する金属探知機等による検査ができないため安全性の確保が難しい問題があり、さらに焼却や廃棄が難しく環境問題も残されている。 However, since conventional lid materials use metal foil such as aluminum foil during construction, there is a problem that it is difficult to ensure safety because it cannot be inspected by a metal detector etc. that inspects contamination of foreign matters, etc. Further, incineration And environmental problems remain difficult to dispose of.
そこで本発明は、上記の問題を解決するために成されたもので、各種プラスチック及び紙容器に用いる蓋材であり、しかも紙を蓋材の構成中に含むもので、特に、その蓋材構成中にアルミ箔等の金属箔を含まないアルミレス蓋材を提供するものである。 Therefore, the present invention has been made to solve the above problems, and is a lid material used for various plastics and paper containers, and further includes paper in the configuration of the lid material. The present invention provides an aluminum-less lid material that does not contain metal foil such as aluminum foil.
本発明における第１の発明は、
プラスチック容器や紙容器等の密封用の蓋材であり、該蓋材の端部に突出させた開口ツバ（２１）を設けた略円形形状として、この積層構成中には紙を含む蓋材（１０）であって、該蓋材（１０）の構成が、最上層より紙（１１）／剥離剤層（１２）／接着剤層（１３）／樹脂フィルム層（１４）／シーラント層（１５）の順に積層構成し、前記蓋材構成中にアルミ箔等の金属箔を含まないことを特徴とするアルミレス蓋材である。
The first invention in the present invention is:
It is a lid material for sealing such as a plastic container or a paper container, and has a substantially circular shape provided with an opening collar (21) protruding from the end of the lid material. 10), and the constitution of the cover (10) is that the paper (11) / release agent layer (12) / adhesive layer (13) / resin film layer (14) / sealant layer (15) from the uppermost layer. An aluminum-less lid material characterized in that the lid material composition does not include a metal foil such as an aluminum foil.
第２の発明は、請求項１に記載のアルミレス蓋材において、
前記蓋材の紙層（１１）と樹脂フィルム（１４）との間に剥離剤（１２）がパターンコートされていることを特徴とするものである。
2nd invention is the aluminum-less cover material of Claim 1,
A release agent (12) is pattern-coated between the paper layer (11) of the lid and the resin film (14).
第３の発明は、請求項１又は請求項２に記載のアルミレス蓋材において、
前記蓋材の中央部近傍に平行した二本の切れ目線（ｍ，ｍ）の間を帯状部（２２）とし、前記二本の切れ目線における先端の端部間に剥離ツバ（ｔ）を突出させ、該剥離ツバから帯状部（２２）の紙層（１１）を剥離可能としたことを特徴とするものである。
3rd invention is the aluminum-less cover material of Claim 1 or Claim 2,
A band-shaped portion (22) is formed between two cut lines (m, m) parallel to the vicinity of the center of the lid member, and a peeling collar (t) protrudes between end portions of the two cut lines. Thus, the paper layer (11) of the belt-like portion (22) can be peeled from the peeling collar.
第４の発明は、請求項１乃至請求項３のいずれかに記載のアルミレス蓋材において、
前記紙層（１１）上に適宜絵柄層を設けたことを特徴とするものである。
4th invention is the aluminum-less cover material in any one of Claim 1 thru | or 3,
A pattern layer is appropriately provided on the paper layer (11).
本発明の効果は、上記構成で述べたように各種プラスチック及び紙容器に用いる蓋材であり、しかも紙を蓋材の構成中に含むもので、特に、その蓋材構成中にアルミ箔等の金属箔を含まないアルミレス蓋材を提供するものである。すなわち、アルミ箔等の金属箔を用いることなく、アルミ箔を積層させた蓋材と同等若しくはそれ以上の機能付与が可能である。また、アルミ箔等の金属箔を使用しないことにより、異物混入検査に用いる金属探知機にかけることが可能となり、安全性を確保することが容易となった。 The effect of the present invention is a lid material used for various plastics and paper containers as described in the above configuration, and also includes paper in the configuration of the lid material, in particular, aluminum foil or the like in the lid material configuration. The present invention provides an aluminum-less lid material that does not contain a metal foil. That is, it is possible to provide a function equivalent to or higher than that of a lid member in which aluminum foil is laminated without using a metal foil such as aluminum foil. Further, by not using a metal foil such as an aluminum foil, it is possible to apply to a metal detector used for a foreign matter contamination inspection, and it becomes easy to ensure safety.
さらに、金属箔が使用されていることによる公害問題、すなわち、焼却や廃棄が容易となる。 Furthermore, pollution problems due to the use of metal foil, that is, incineration and disposal are facilitated.
図に基づき本発明の最良の形態を説明する。 The best mode of the present invention will be described with reference to the drawings.
図１は、本発明の一実施例によるアルミレス蓋材の積層構成を示す断面説明図であり、図２は、上記略円形形状に形成したアルミレス蓋材を示すもので、（Ａ）は、表側から見た蓋材の平面説明図であり、（Ｂ）は、裏面側より見た蓋材の平面説明図である。 FIG. 1 is a cross-sectional explanatory view showing a laminated structure of an aluminum-less lid material according to an embodiment of the present invention. FIG. 2 shows the aluminum-less lid material formed in the above-mentioned substantially circular shape. It is a plane explanatory view of the lid material seen from the front side, and (B) is a plane explanatory view of the lid material seen from the back side.
図に基づき詳細に説明すると、本発明は、図１に示すように、プラスチック容器や紙容器等の密封用の蓋材である。この蓋材の端部に突出させた開口ツバ（２１）を設けて略円形形状としたもので、この積層構成中には紙を含む蓋材（１０）である。この蓋材（１０）の構成が、最上層より紙（１１）と剥離剤層（１２）と接着剤層（１３）と、さらに樹脂フィルム層（１４）とシーラント層（１５）とを順次積層して構成されている。この蓋材構成中にはアルミ箔等の金属箔を含まないアルミレス蓋材である。 Describing in detail with reference to the drawings, as shown in FIG. 1, the present invention is a lid for sealing a plastic container, a paper container or the like. An opening collar (21) protruding from the end of the lid member is provided to form a substantially circular shape, and the lid member (10) includes paper in the laminated configuration. The cover (10) has a structure in which a paper (11), a release agent layer (12), an adhesive layer (13), a resin film layer (14), and a sealant layer (15) are sequentially laminated from the top layer. Configured. This lid material configuration is an aluminum-less lid material that does not include a metal foil such as an aluminum foil.
上記構成中の紙（１１）は、上質紙、片アート紙等で、４０から１５０ｇ／ｍ2 の薄葉紙が望ましい。また樹脂フィルム（１４）は、ポリエチレンテレフタレート（ＰＥＴ）や延伸ナイロン、延伸ポリプロピレン等の一軸若しくは二軸延伸したフィルムを挙げることができ、好ましくはＰＥＴフィルムが良い。なお、これらのフィルムの内面に遮光性を付与する印刷、若しくは遮光性材質のフィルムをラミネートしたものを用いても良いし、バリア性を有するものでも良い。さらに、シーラント層（１５）として、ポリエチレン（ＰＥ）、ポリプロピレン（ＰＰ）、ポリエチレンテレフタレート（ＰＥＴ）等の無延伸フィルム又は押し出しコーティングしたものが使用できる。また、剥離剤層（１２）はワックス系等の添加剤が混練りされたインキ等のコーティング溶剤でよく、水素、油性系は問わない。また、剥離剤層と樹脂フィルム間に存在する接着剤層（１３）は、押し出しコーティングによるポリエチレンやポリプロピレン等、若しくは接着性のあるノリ剤、メルト剤、一液又は二液型の接着剤を挙げることができる。さらに、最上層の絵柄等の印刷が施された紙面上にフィルムがあってもよく、保護層にもなる。 The paper (11) in the above configuration is a high-quality paper, a piece of art paper or the like, and preferably a thin paper of 40 to 150 g / m 2 . Examples of the resin film (14) include a uniaxially or biaxially stretched film such as polyethylene terephthalate (PET), stretched nylon, stretched polypropylene, and the like, and preferably a PET film. In addition, the printing which gives light-shielding property to the inner surface of these films, or what laminated the film of the light-shielding material may be used, and what has barrier property may be used. Furthermore, as the sealant layer (15), an unstretched film such as polyethylene (PE), polypropylene (PP), polyethylene terephthalate (PET), or extrusion-coated one can be used. Further, the release agent layer (12) may be a coating solvent such as ink in which an additive such as wax is kneaded, and may be hydrogen or oily. Moreover, the adhesive layer (13) existing between the release agent layer and the resin film includes polyethylene or polypropylene by extrusion coating, an adhesive glue agent, a melt agent, a one-component or two-component adhesive. be able to. Furthermore, a film may exist on the paper surface on which the uppermost pattern or the like is printed, and it also serves as a protective layer.
次に図２（Ａ）に示すように、前記略円形形状とした蓋材（１０）の下方に開口ツバ（２１）を突出させ、上方の中央部近傍に帯状に剥離するために平行したミシン目線等の二本の切れ目線（ｍ，ｍ）を設け、この二本の切れ目線間を幅３ｍｍから５０ｍｍの帯状部（２２）とし、さらに、二本の切れ目線の先端で、上下の切れ目線の間で、かつ蓋材の端部に剥離ツバ（ｔ）を突出させたもので、この剥離ツバ（ｔ）から帯状部（２２）の紙層（１１）を剥離可能としたことを特徴とするものである。なお、剥離ツバの両方の端部にノッチ部（ｎ，ｎ）を設けることで、上方に持ち上げるだけで帯状部を剥離し易いようにしたものである。さらに、図２（Ｂ）に示すように、剥離ツバ（ｔ）の裏面基部に蓋材の端部に沿うようにハーフカット（ｈ）を設けると良い。また、円形の斜線部は容器と蓋材の熱シール（ｓ）された状態を示すもので、蓋材は容器の開口部より僅かに大きく形成されて余白部ができるようにすることが良い。 Next, as shown in FIG. 2 (A), an opening collar (21) is projected below the substantially circular lid member (10), and a parallel sewing machine is used to peel the strip in the vicinity of the upper central portion. Two cut lines (m, m), such as a line of cut, are provided, a band (22) having a width of 3 mm to 50 mm is formed between the two cut lines, and upper and lower cuts are made at the ends of the two cut lines. A peeling collar (t) is projected between the wires and at the end of the lid, and the paper layer (11) of the belt-shaped part (22) can be peeled from the peeling collar (t). It is what. In addition, by providing notch portions (n, n) at both end portions of the peeling collar, the strip portion can be easily peeled simply by lifting upward. Further, as shown in FIG. 2B, a half cut (h) may be provided on the back surface base of the peeling collar (t) so as to follow the end of the lid. The circular hatched portion indicates a state where the container and the lid member are heat-sealed (s), and the lid member is preferably formed to be slightly larger than the opening of the container so as to form a blank portion.
次に図３は、蓋材の剥離剤層を帯状部の裏面から見たパターン塗布された剥離剤層（１２）の状態を示すものである。すなわち、蓋材の紙層（１１）と樹脂フィルム（１４）との間に剥離剤（１２）がパターンコートされているものである。図３に示すように、剥離剤層（１２）は、ミシン目線等の二本の切れ目線（ｍ，ｍ）上と、剥離ツバ（ｔ）上に当たる部分はベタ状に塗布し、限定はしないが、帯状部に当たる部分はドット状或いは網点状に塗布することが好ましい。 Next, FIG. 3 shows the state of the release agent layer (12) coated with a pattern when the release agent layer of the lid is viewed from the back surface of the belt-like portion. That is, the release agent (12) is pattern-coated between the paper layer (11) of the lid and the resin film (14). As shown in FIG. 3, the release agent layer (12) is applied in a solid form on the two cut lines (m, m) such as the perforation line and on the peeling collar (t), and is not limited. However, the portion corresponding to the belt-like portion is preferably applied in the form of dots or dots.
図４は、本発明における蓋材の機能を示す説明図であり、（Ａ）は、容器上の蓋材を開封した状態を示す側面説明図であり、（Ｂ）は、容器上の蓋材を開封した状態を示す上から見た天面説明図である。図４（Ａ）に示すように、所定幅の帯状部（２２）を蓋材の紙層と剥離剤層との界面で取り除いた後、蓋材（１０）の開口ツバ（２１）から開封した際に、紙層を除去した部位は樹脂フィルム（１４）が露出すると共に、腰（剛性）が無くなりヒンジのように軽く折り曲がることになる。また、ヒンジであるために開封された略半分の蓋材は再度自重により容易に戻すこと（再封）が可能となる。また、図４（Ｂ）の天面図に示すように、帯状部（２２）の紙層を剥離することにより、樹脂フィルム層（１４）が露出して、この部分がフレキシブルになるので開封した半分の蓋材は容易に上方に折り曲げることができると共に、容器の約半分を開口することができるのでお湯等を安全に注入することができる。なお、帯状に紙層を剥離するためにミシン目線等の二本の切れ目線を設けたものであり、かつシーラント側から紙層の厚み中央部付近までハーフカットを入れることで一層容易に剥離することが可能となる。 FIG. 4 is an explanatory view showing the function of the lid member in the present invention, (A) is an explanatory side view showing a state in which the lid member on the container is opened, and (B) is a lid member on the container. It is top surface explanatory drawing seen from the top which shows the state which opened. As shown in FIG. 4 (A), the strip-shaped portion (22) having a predetermined width was removed at the interface between the paper layer and the release agent layer of the lid material, and then opened from the opening flange (21) of the lid material (10). At this time, the resin film (14) is exposed at the portion from which the paper layer is removed, and the waist (rigidity) is lost, so that it is bent lightly like a hinge. Further, since the lid is a hinge, the substantially half of the lid material that has been opened can be easily returned (resealed) again by its own weight. Also, as shown in the top view of FIG. 4 (B), the paper layer of the strip-shaped portion (22) is peeled off to expose the resin film layer (14), which is opened because it becomes flexible. Half of the lid can be easily folded upward, and about half of the container can be opened, so that hot water or the like can be poured safely. In addition, in order to peel the paper layer in a strip shape, it is provided with two cut lines such as a perforation line, and more easily peeled by making a half cut from the sealant side to the vicinity of the center of the thickness of the paper layer. It becomes possible.
図５に基づき実施例１を説明する。 Example 1 will be described with reference to FIG.
先ず、構成は蓋材の最内層のアンカーコート層（１５）として、厚さ１５μｍと同厚に１５μｍのポリエチレン樹脂を押し出しコーティングしたもので、この上にアンカーコート剤（ａ）（日本曹達製、Ｔ−１８５）を塗工し、この上に樹脂フィルム層（１４）として厚さ１２μｍの無機化合物蒸着プラスチックフィルムを積層し、さらにこの上に遮光性インキの白、墨、白を重ねて遮光性を付与する。またこの遮光性インキ上に接着剤層（１３）として、溶融樹脂により厚さ１５μｍの押し出しコーティングをする。さらに剥離剤層（１２）（東洋インキ製、Ｐ１２６１）をパターンコート（ベタ部、ドット部等）して、最上層に絵柄層（ｅ）を設けた紙層（１１）として、この裏面に紙用目止め剤（１１ａ）を予め塗布した片アート紙７９．１ｇ／ｍ2 （新王子製紙）を積層して蓋材としたものである。なお、図２（Ａ）に示すように、略円形形状とした蓋材の中央部近傍に二本の切れ目線（ｍ，ｍ）を設けたもので、さらに図示はしないが、シーラント層から上層の紙層の中央付近までハーフカット（ｈ）を設けたものである。 First, the structure is an innermost anchor coat layer (15) of the lid material, in which a 15 μm-thick polyethylene resin is extruded and coated to a thickness of 15 μm, on which an anchor coat agent (a) (manufactured by Nippon Soda, T-185) is coated, and an inorganic compound vapor-deposited plastic film having a thickness of 12 μm is laminated thereon as a resin film layer (14). Is granted. Further, an extrusion coating having a thickness of 15 μm is applied as an adhesive layer (13) on the light-shielding ink with a molten resin. Further, a release agent layer (12) (Toyo Ink, P1261) is pattern coated (solid portion, dot portion, etc.), and a paper layer (11) provided with a pattern layer (e) on the uppermost layer is formed on the back surface. A piece of art paper 79.1 g / m 2 (Shin-Oji Paper Co., Ltd.) pre-coated with a sealing agent (11a) is laminated to form a lid. As shown in FIG. 2 (A), two cut lines (m, m) are provided in the vicinity of the center portion of the substantially circular lid member, and although not shown, the sealant layer is connected to the upper layer. A half cut (h) is provided to the vicinity of the center of the paper layer.
次に、帯状部の剥離ツバ（ｔ）にて２０ｍｍ幅の帯状に表面紙層を取り除いた後、蓋材開口ツバ（２１）で蓋材を容器より約半分程度開封する。開封の終了は二本の切れ目線の上部の位置までが好ましくい。この紙層を取り除いた部分の２０ｍｍ幅の部分には樹脂フィルム層が露出してヒンジのように折れ曲がるため、二つに蓋材は折り畳まれる形状となる。 Next, after removing the surface paper layer in a strip shape having a width of 20 mm with the stripping brim (t) of the strip, the lid is opened about about half from the container with the lid opening brim (21). The end of opening is preferably up to the position above the two cut lines. Since the resin film layer is exposed and bent like a hinge in a portion with a width of 20 mm from which the paper layer has been removed, the lid is folded in two.
（比較例１）
構成は実施例１と同様であるが、紙層に切れ目線、及びハーフカットも入れないものとした。従って、紙層を２０ｍｍ幅に剥離できない状態の蓋材とした。
(Comparative Example 1)
The configuration is the same as in Example 1, but the paper layer is not cut and half-cut. Therefore, the paper layer was made into a cover material in a state where it could not be peeled to a width of 20 mm.
上記の実施例１と比較例１との性能比較評価を行った。結果を表１に示す。 The performance comparison evaluation of said Example 1 and the comparative example 1 was performed. The results are shown in Table 1.
性能比較評価表に示す通り、本発明のアルミレス蓋材（実施例１）は各項目で優れており、アルミ箔等の金属箔を構成に入れなくとも従来品以上の性能を示す結果となった。 As shown in the performance comparison evaluation table, the aluminumless lid material of the present invention (Example 1) is excellent in each item, and the result shows the performance of the conventional product or better without including a metal foil such as an aluminum foil. It was.
本発明は、プラスチック容器や紙容器ばかりでなく、密封蓋付きのコーヒー粉末等の容器とした使用されるガラス瓶に使用される密封用の中蓋としても使用することが可能であり、外蓋と共に使用することにより完全に内容物を密封することができる。 The present invention can be used not only as a plastic container or paper container, but also as an inner lid for sealing used in a glass bottle used as a container for coffee powder or the like with a sealing lid. By using it, the contents can be completely sealed.
１０……アルミレス蓋材
１１……紙層
１２……剥離剤層
１３……接着剤層
１４……接着剤層
１５……シーラント層
２１……開口ツバ
２２……帯状部
４０……容器
ｎ ……ノッチ部
ｍ ……切れ目線
ｔ ……剥離ツバ
ｓ ……容器シール部
ｈ ……ハーフカット
10 ...
Claims (2)
該蓋材の積層構成が、最上層より紙層／剥離剤層／接着剤層／樹脂フィルム層／シーラント層の順に積層構成したものであって、アルミ箔等の金属箔を含まず、
蓋材の中央部近傍に平行した二本の切れ目線が設けられており、この二本の切れ目線における先端の端部間に剥離ツバを突出させると共に、該剥離ツバの両方の端部にノッチ部を有し、前記平行した二本の切れ目線の間を帯状部として、帯状部の紙層を前記剥離ツバから剥離可能としており、
前記剥離剤層は、二本の切れ目線上と剥離ツバ上に当たる部分とにベタ状に塗布されており、帯状部に当たる部分にはドット状或いは網点状に塗布されていることを特徴とする
アルミレス蓋材。 Cover material for sealing plastic containers and paper containers, etc., provided with an opening collar that protrudes from the end of the cover material to form a substantially circular shape, and the material is a laminated structure including paper Because
The laminated structure of the lid material is a laminated structure in the order of paper layer / release agent layer / adhesive layer / resin film layer / sealant layer from the uppermost layer, and does not include a metal foil such as an aluminum foil,
Two cut lines parallel to the vicinity of the center of the lid member are provided, and a peeling brim is projected between the ends of the two cut lines, and notches are formed at both ends of the peeling brim. A belt-like portion between the two parallel cut lines, the paper layer of the belt-like portion can be peeled from the peeling collar,
Aluminum the release agent layer, characterized in that the portion corresponding to portion and to which is applied solidly, strip portion impinging on the release collar and two cuts lines are applied in a dot shape or dot shape Less lid material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004343625A JP4852843B2 (en) | 2004-11-29 | 2004-11-29 | Aluminumless lid |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004343625A JP4852843B2 (en) | 2004-11-29 | 2004-11-29 | Aluminumless lid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2006151433A JP2006151433A (en) | 2006-06-15 |
| JP4852843B2 true JP4852843B2 (en) | 2012-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004343625A Expired - Fee Related JP4852843B2 (en) | 2004-11-29 | 2004-11-29 | Aluminumless lid |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5343414B2 (en) * | 2008-03-14 | 2013-11-13 | 大日本印刷株式会社 | Lid material |
| JP5058865B2 (en) * | 2008-03-31 | 2012-10-24 | 日清食品ホールディングス株式会社 | Packaging container lid |
| JP2010089804A (en) * | 2008-10-06 | 2010-04-22 | Toppan Printing Co Ltd | Lid material, and container using the same |
| JP5262542B2 (en) * | 2008-10-06 | 2013-08-14 | 凸版印刷株式会社 | Lid and container using the lid |
| USD618547S1 (en) | 2009-06-03 | 2010-06-29 | Kraft Foods Global Brands Llc | Container |
| JP5964539B2 (en) * | 2009-10-27 | 2016-08-03 | 凸版印刷株式会社 | Lid and container using the lid |
| JP5870628B2 (en) * | 2011-11-02 | 2016-03-01 | 大日本印刷株式会社 | Laminate |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4491930B2 (en) * | 2000-07-31 | 2010-06-30 | 凸版印刷株式会社 | Instant food container lid |
| JP4604321B2 (en) * | 2000-08-22 | 2011-01-05 | 凸版印刷株式会社 | Easy peel lid and cup container |
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2004
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| Publication number | Publication date |
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| JP2006151433A (en) | 2006-06-15 |
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