JP3352746B2 - Flexible non-adsorptive packaging material and extruded tube container using the packaging material - Google Patents

Flexible non-adsorptive packaging material and extruded tube container using the packaging material

Info

Publication number
JP3352746B2
JP3352746B2 JP3933793A JP3933793A JP3352746B2 JP 3352746 B2 JP3352746 B2 JP 3352746B2 JP 3933793 A JP3933793 A JP 3933793A JP 3933793 A JP3933793 A JP 3933793A JP 3352746 B2 JP3352746 B2 JP 3352746B2
Authority
JP
Japan
Prior art keywords
resin
resin layer
packaging
layer
tube container
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.)
Expired - Lifetime
Application number
JP3933793A
Other languages
Japanese (ja)
Other versions
JPH06226910A (en
Inventor
康行 佐々木
美穂 木下
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dai Nippon Printing Co Ltd
Original Assignee
Dai Nippon Printing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dai Nippon Printing Co Ltd filed Critical Dai Nippon Printing Co Ltd
Priority to JP3933793A priority Critical patent/JP3352746B2/en
Publication of JPH06226910A publication Critical patent/JPH06226910A/en
Application granted granted Critical
Publication of JP3352746B2 publication Critical patent/JP3352746B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【産業上の利用分野】本発明は、包装材料内の内容物に
対する非吸着性に優れ、しかも柔軟性のある良好な風合
いを有する包装材料、及び該包装材料によるチューブ容
器胴部を備えた押出しチューブ容器に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a packaging material which is excellent in non-adsorption to contents in a packaging material and which has a flexible and good texture, and an extrusion provided with a tube container body by the packaging material. It relates to a tube container.

【0002】[0002]

【従来の技術】包装材料内の内容物に対する非吸着性に
優れた包装材料として、内容物に接する層がポリアクリ
ルニトリル樹脂で形成されているものが提案されてい
る。
2. Description of the Related Art As a packaging material excellent in non-adsorption property to contents in a packaging material, a packaging material in which a layer in contact with the contents is formed of polyacrylonitrile resin has been proposed.

【0003】[0003]

【発明が解決しようとする課題】ところで、前記した従
来の非吸着性包装材料は、非吸着性能を果たすポリアク
リルニトリル樹脂層自体が固いために包装材料全体が固
く、柔軟性がなく、風合いが悪いだけでなく、クラック
が発生し易いという欠点をも有する。
However, in the conventional non-adsorbent packaging material described above, since the polyacrylonitrile resin layer itself that performs non-adsorption performance is hard, the entire packaging material is hard, lacks flexibility, and has a poor texture. Not only is it bad, but it also has the disadvantage that cracks are likely to occur.

【0004】これに対して本発明は、内容物中に含有さ
れている浸透性の高い成分に対する非吸着性に優れ、し
かも柔軟性のある風合いの良好な包装材料、及び該包装
材料によるチューブ容器胴部を備えた押出しチューブ容
器を提供するものである。
On the other hand, the present invention is directed to a packaging material which is excellent in non-adsorption to highly permeable components contained in contents, and which is flexible and has a good texture, and a tube container made of the packaging material. An extruded tube container having a body is provided.

【0005】[0005]

【課題を解決するための手段】前記課題は、以下に記載
する構成による本発明の柔軟性のある非吸着性包装材料
及び該包装材料による押出しチューブ容器によって解決
することができる。
The above object can be attained by the flexible non-adsorptive packaging material of the present invention having the structure described below, and an extruded tube container made of the packaging material.

【0006】すなわち本発明の柔軟性のある非吸着性包
装材料は、ポリアクリルニトリル樹脂による表面樹脂層
と、該表面樹脂層と同一の樹脂による裏面樹脂層と、こ
れらの表面樹脂層と裏面樹脂層との間において、表面樹
脂層側から裏面樹脂層側に向かって順次積層されている
既成のPETフィルム、金属箔及び既成のポリエチレン
フィルムによる中間層とを有しており、前記既成のPE
Tフィルムと金属箔との間、及び前記金属箔と既成のポ
リエチレンフィルムとの間に、それぞれポリエチレン樹
脂の溶融押出し樹脂層が介在している積層シートからな
る。
That is, the flexible non-adsorptive packaging material of the present invention comprises a surface resin layer made of polyacrylonitrile resin, a back surface resin layer made of the same resin as the surface resin layer, And an intermediate layer of a conventional PET film, a metal foil, and a conventional polyethylene film, which are sequentially laminated from the front resin layer side to the rear resin layer side.
It consists of a laminated sheet having a melt-extruded resin layer of a polyethylene resin interposed between the T film and the metal foil and between the metal foil and the existing polyethylene film.

【0007】また、本発明の押出しチューブ容器は、チ
ューブ容器胴部が、ポリアクリルニトリル樹脂による表
面樹脂層と、該表面樹脂層と同一の樹脂による裏面樹脂
層と、これらの表面樹脂層と裏面樹脂層との間におい
て、表面樹脂層側から裏面樹脂層側に向かって順次積層
されている既成のPETフィルム、金属箔及び既成のポ
リエチレンフィルムによる中間層とを有しており、前記
既成のPETフィルムと金属箔との間、及び前記金属箔
と既成のポリエチレンフィルムとの間に、それぞれポリ
エチレン樹脂の溶融押出し樹脂層が介在している積層シ
ートからなる柔軟性のある非吸着性包装材料により、該
非吸着性包装材料における裏面樹脂層が胴部内周面層と
なるようにして成形されているチューブ容器である。
Further, in the extruded tube container of the present invention, the tube container body has a surface resin layer made of polyacrylonitrile resin, a back surface resin layer made of the same resin as the surface resin layer, and a back surface resin layer made of the same resin. A conventional PET film, a metal foil and an intermediate layer of a conventional polyethylene film, which are sequentially laminated from the front resin layer side to the rear resin layer side, between the resin layer and the resin layer. Between the film and the metal foil, and between the metal foil and the existing polyethylene film, by a flexible non-adsorbent packaging material consisting of a laminated sheet each interposed a melt-extruded resin layer of polyethylene resin, The tube container is formed such that the back resin layer of the non-adsorbent packaging material becomes the body inner peripheral surface layer.

【0008】前記構成による本発明の柔軟性のある非吸
着性包装材料及び該包装材料による押出しチューブ容器
において、包装材料の表面樹脂層と裏面樹脂層とを形成
するポリアクリルニトリル樹脂としては、市販されてい
るバレックス(商品名)等を利用し得る。
In the flexible non-adsorptive packaging material of the present invention having the above-mentioned structure and the extruded tube container made of the packaging material, the polyacrylonitrile resin forming the front resin layer and the back resin layer of the packaging material is commercially available. Barex (trade name) or the like can be used.

【0009】前記柔軟性のある非吸着性包装材料をなす
積層シート中の表面樹脂層及び裏面樹脂層は、ドライラ
ミネート法等により厚さ30〜200μ程度に形成され
る。
The front resin layer and the back resin layer in the laminated sheet constituting the flexible non-adsorptive packaging material are formed to a thickness of about 30 to 200 μm by a dry lamination method or the like.

【0010】本発明の押出しチューブ容器における容器
胴部は、先の積層シートによる筒状体からなるものであ
って、該筒状体は、この積層シートの一方の側辺部と他
方の側辺部とを接合することによって成形される。
[0010] The container body of the extruded tube container of the present invention is formed of a tubular body made of the laminated sheet, and the tubular body is formed on one side and the other side of the laminated sheet. It is formed by joining the parts.

【0011】筒状体をなすチューブ容器胴部に取り付け
られる円錐台形状の肩部とそれに連続する細首の口頚部
とからなる頭部は、通常筒状体をインサートしてある射
出成形用金型を利用して、該金型内で溶融樹脂を射出成
形することによって形成される。
[0011] The head made up of a frusto-conical shoulder attached to the tube body of the tube and a mouth and neck of a narrow neck, which is continuous with the neck, usually has an injection molding metal into which the tube is inserted. It is formed by injection molding a molten resin in the mold using a mold.

【0012】この場合に、頭部形成用の樹脂として、チ
ューブ容器胴部における裏面樹脂層と同一の樹脂を利用
することが好ましい。
In this case, it is preferable to use the same resin as the backside resin layer in the tube container body as the resin for forming the head.

【0013】[0013]

【実施例】以下、本発明の柔軟性のある非吸着性包装材
料及び該包装材料による押出しチューブ容器の具体的な
構成を製造実施例を以って説明する。
DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the specific constitution of the flexible non-adsorbent packaging material of the present invention and the extruded tube container made of the packaging material will be described with reference to production examples.

【0014】実施例1 [図1]において、厚さ12μの2軸延伸PETフィル
ム2と厚さ9μのアルミニウム箔3とを厚さ30μのポ
リエチレン樹脂の溶融押出し樹脂層4を利用して積層し
た後、アルミニウム箔3と厚さ50μのポリエチレンフ
ィルム5とを、厚さ30μのポリエチレン樹脂の溶融押
出し樹脂層6を利用して積層した。
Example 1 In FIG. 1, a biaxially stretched PET film 2 having a thickness of 12 μm and an aluminum foil 3 having a thickness of 9 μm were laminated by using a resin extruded resin layer 4 having a thickness of 30 μm. Thereafter, the aluminum foil 3 and the polyethylene film 5 having a thickness of 50 μ were laminated by using a resin extrusion layer 6 of a polyethylene resin having a thickness of 30 μ.

【0015】続いて、前記2軸延伸PETフィルム2面
に、厚さ30μのポリアクリルニトリル樹脂フィルムか
らなる表面樹脂層7をドライラミネート法によって積層
し、さらに、ポリエチレンフィルム5面に、厚さ50μ
のポリアクリルニトリル樹脂フィルムからなる裏面樹脂
層8をドライラミネート法によって積層し、本発明の1
実施例品である柔軟性のある非吸着性包装材料1を得
た。
Subsequently, a surface resin layer 7 made of a polyacrylonitrile resin film having a thickness of 30 μm is laminated on the two surfaces of the biaxially stretched PET film by a dry laminating method.
The back surface resin layer 8 made of a polyacrylonitrile resin film of the present invention is laminated by a dry lamination method.
A flexible non-adsorptive packaging material 1 as an example product was obtained.

【0016】実施例2 前記実施例1で得られた柔軟性のある非吸着性包装材料
1を、該非吸着性包装材料1における裏面樹脂層8がマ
ンドレルに接当するようにしてマンドレルに巻き付け、
筒状にして包装材料の側辺部同士をシールすることによ
り、筒状成形体からなるチューブ容器胴部を得た。
Example 2 The flexible non-adsorptive packaging material 1 obtained in Example 1 is wound around a mandrel such that the back surface resin layer 8 of the non-adsorptive packaging material 1 contacts the mandrel.
By forming a cylindrical shape and sealing the side portions of the packaging material, a tube container body made of a cylindrical molded body was obtained.

【0017】次いで、前記のチューブ容器胴部である筒
状成形体を、射出成形用の金型内のマンドレルに装着し
た後、細首の口頸部と該口頸部の下端部に連続する円錐
台形状の肩部との一体成形体からなるチューブ容器頭部
を、ポリアクリルニトリル樹脂の射出成形によって成形
すると同時に、筒状成形体の上方端部に接合した。
Next, the tubular molded body, which is the above-mentioned tube container body, is mounted on a mandrel in a mold for injection molding, and then connected to the narrow neck and the neck and the lower end of the neck. A tube container head made of an integrally molded body with a truncated cone-shaped shoulder was molded by injection molding of polyacrylonitrile resin and, at the same time, joined to the upper end of the tubular molded body.

【0018】さらに、口頸部をシール材で封緘してから
キャップ付けをした後、筒状成形体の下方端部から軟膏
を充填し、続いて筒状成形体の下方端部を溶着して封緘
部を形成することにより、押出しチューブ容器を得た。
Furthermore, after sealing the mouth and neck with a sealing material and capping, filling the ointment from the lower end of the cylindrical molded body, and then welding the lower end of the cylindrical molded body. An extruded tube container was obtained by forming a sealed portion.

【0019】[0019]

【発明の効果】本発明の柔軟性のある非吸着性包装材料
は、内容物と接する層がポリアクリルニトリル樹脂で形
成されているため、浸透性の高い成分を含有する内容物
に対しても非吸着特性に優れた作用を奏し、しかも積層
シート中にポリエチレン樹脂の溶融押出し樹脂層が積層
されているため、風合いが良好であり、クラック等の発
生の無い柔軟性を備えたものになる。
According to the flexible non-adsorbent packaging material of the present invention, since the layer in contact with the contents is formed of polyacrylonitrile resin, it can be used for contents containing highly permeable components. Since the resin sheet has an excellent non-adsorption property, and furthermore, a resin extruded resin layer of a polyethylene resin is laminated in the laminated sheet, it has a good texture and has flexibility without occurrence of cracks or the like.

【0020】また、本発明の押出しチューブ容器は、チ
ューブ容器胴部を形成している積層シート中にポリエチ
レン樹脂の溶融押出し樹脂層が積層されているため、内
周面層が固いポリアクリルニトリル樹脂で形成されてい
ても、チューブ容器胴部に柔軟な風合いが保持されてお
り、押出し性能において良好な作用が奏される。
Further, the extruded tube container of the present invention has a polyethylene resin melt-extruded resin layer laminated in a laminated sheet forming the tube container body, so that the polyacrylonitrile resin having a hard inner peripheral surface layer is provided. Even if it is formed, the flexible feeling is maintained in the tube container body, and a good effect is exerted on the extrusion performance.

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明の柔軟性のある非吸着性包装材料の1例
を示す断面模型図である。
FIG. 1 is a schematic sectional view showing an example of a flexible non-adsorbent packaging material of the present invention.

【符号の説明】[Explanation of symbols]

1 柔軟性のある非吸着性包装材料である積層シート 2 既成のPETフィルム 3 金属箔 4 ポリエチレン樹脂の溶融押出し樹脂層 5 既成のポリエチレンフィルム 6 ポリエチレン樹脂の溶融押出し樹脂層 7 ポリアクリルニトリル樹脂による表面樹脂層 8 表面樹脂層7と同一の樹脂による裏面樹脂層 DESCRIPTION OF SYMBOLS 1 Laminated sheet which is a flexible non-adsorptive packaging material 2 Existing PET film 3 Metal foil 4 Melt extruded resin layer of polyethylene resin 5 Existing polyethylene film 6 Melt extruded resin layer of polyethylene resin 7 Surface made of polyacrylonitrile resin Resin layer 8 Backside resin layer made of the same resin as frontside resin layer 7

───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭54−114387(JP,A) 特開 平3−26541(JP,A) 特開 平4−327143(JP,A) 特開 平1−206043(JP,A) (58)調査した分野(Int.Cl.7,DB名) B32B 15/08 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-54-114387 (JP, A) JP-A-3-26541 (JP, A) JP-A-4-327143 (JP, A) JP-A-1- 206043 (JP, A) (58) Field surveyed (Int. Cl. 7 , DB name) B32B 15/08

Claims (2)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】 ポリアクリルニトリル樹脂による表面
樹脂層と、該表面樹脂層と同一の樹脂による裏面樹脂層
と、これらの表面樹脂層と裏面樹脂層との間において、
表面樹脂層側から裏面樹脂層側に向かって順次積層され
ている既成のPETフィルム、金属箔及び既成のポリエ
チレンフィルムによる中間層とを有しており、前記既成
のPETフィルムと金属箔との間、及び前記金属箔と既
成のポリエチレンフィルムとの間に、それぞれポリエチ
レン樹脂の溶融押出し樹脂層が介在している積層シート
からなることを特徴とする柔軟性のある非吸着性包装材
料。
1. A and the surface resin layer by polyacrylonitrile resin, a backing layer with the same resin and the surface resin layer, Oite between these surface resin layer and the backing layer,
Laminated sequentially from the front resin layer side to the back resin layer side
Pre-made PET film, metal foil and pre-made poly
And an intermediate layer by Chi lenfilm, the ready-made
Between the PET film and the metal foil, and between the metal foil and the metal foil.
A flexible non-adsorptive packaging material comprising a laminated sheet in which a melt-extruded resin layer of a polyethylene resin is interposed between a polyethylene film and a synthetic polyethylene film .
【請求項2】 チューブ容器胴部が、ポリアクリルニ
トリル樹脂による表面樹脂層と、該表面樹脂層と同一の
樹脂による裏面樹脂層と、これらの表面樹脂層と裏面樹
脂層との間において、表面樹脂層側から裏面樹脂層側に
向かって順次積層されている既成のPETフィルム、
属箔及び既成のポリエチレンフィルムによる中間層とを
有しており、前記既成のPETフィルムと金属箔との
間、及び前記金属箔と既成のポリエチレンフィルムとの
間に、それぞれポリエチレン樹脂の溶融押出し樹脂層が
介在している積層シートからなる柔軟性のある非吸着性
包装材料により、該非吸着性包装材料における裏面樹脂
層が胴部内周面層となるようにして成形されていること
を特徴とする押出しチューブ容器。
2. A tube container body portion, and a surface resin layer by polyacrylonitrile resin, a backing layer with the same resin and the surface resin layer, between these surface resin layer and the backing layer From the front resin layer side to the back resin layer side
Headed prefabricated PET film are sequentially laminated, and an intermediate layer with polyethylene film of the metal foil and ready-made, with the ready-made PET film and the metal foil
Between, and the metal foil and the pre-made polyethylene film
In between, a flexible non-adsorptive packaging material consisting of a laminated sheet in which a melt-extruded resin layer of polyethylene resin is interposed, so that the back resin layer in the non-adsorptive packaging material becomes the body inner peripheral layer. An extruded tube container characterized by being formed by extrusion.
JP3933793A 1993-02-03 1993-02-03 Flexible non-adsorptive packaging material and extruded tube container using the packaging material Expired - Lifetime JP3352746B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3933793A JP3352746B2 (en) 1993-02-03 1993-02-03 Flexible non-adsorptive packaging material and extruded tube container using the packaging material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3933793A JP3352746B2 (en) 1993-02-03 1993-02-03 Flexible non-adsorptive packaging material and extruded tube container using the packaging material

Publications (2)

Publication Number Publication Date
JPH06226910A JPH06226910A (en) 1994-08-16
JP3352746B2 true JP3352746B2 (en) 2002-12-03

Family

ID=12550281

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3933793A Expired - Lifetime JP3352746B2 (en) 1993-02-03 1993-02-03 Flexible non-adsorptive packaging material and extruded tube container using the packaging material

Country Status (1)

Country Link
JP (1) JP3352746B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014227206A (en) * 2013-05-23 2014-12-08 藤森工業株式会社 Cylindrical container

Also Published As

Publication number Publication date
JPH06226910A (en) 1994-08-16

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