JP2850197B2 - Stretch label - Google Patents

Stretch label

Info

Publication number
JP2850197B2
JP2850197B2 JP18920994A JP18920994A JP2850197B2 JP 2850197 B2 JP2850197 B2 JP 2850197B2 JP 18920994 A JP18920994 A JP 18920994A JP 18920994 A JP18920994 A JP 18920994A JP 2850197 B2 JP2850197 B2 JP 2850197B2
Authority
JP
Japan
Prior art keywords
stretch
label
container
stretch label
range
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 - Fee Related
Application number
JP18920994A
Other languages
Japanese (ja)
Other versions
JPH0854827A (en
Inventor
俊哉 ▲よし▼井
智博 若月
寛 原田
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.)
FUJI SHIIRU KK
Original Assignee
FUJI SHIIRU KK
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 FUJI SHIIRU KK filed Critical FUJI SHIIRU KK
Priority to JP18920994A priority Critical patent/JP2850197B2/en
Priority to EP19940250303 priority patent/EP0664534A3/en
Publication of JPH0854827A publication Critical patent/JPH0854827A/en
Priority to US08/649,154 priority patent/US5843362A/en
Priority to US08/963,564 priority patent/US5891537A/en
Application granted granted Critical
Publication of JP2850197B2 publication Critical patent/JP2850197B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D23/00Details of bottles or jars not otherwise provided for
    • B65D23/08Coverings or external coatings
    • B65D23/0842Sheets or tubes applied around the bottle with or without subsequent folding operations
    • B65D23/0871Stretched over the bottle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Adhesive Tapes (AREA)
  • Details Of Rigid Or Semi-Rigid Containers (AREA)

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、例えば、瓶、缶、PE
Tボトル等の容器に装着されるストレッチラベルに関す
る。
BACKGROUND OF THE INVENTION The present invention relates to, for example, bottles, cans, PE
The present invention relates to a stretch label attached to a container such as a T bottle.

【0002】[0002]

【従来の技術】一般にストレッチラベル21は、例えば、
図3に示すように、内面側に意匠や商標等を印刷した印
刷層が設けられたポリエチレン系の自己伸縮性のストレ
ッチフィルムからなるラベル本体の端部同士を接合し筒
状に形成され、その径を拡張し、PETボトル等の容器
22の上方から外嵌装着される。
2. Description of the Related Art Generally, a stretch label 21 is, for example,
As shown in FIG. 3, the ends of a label body made of a polyethylene-based self-stretchable stretch film provided with a printed layer on which a design, trademark, or the like is printed on the inner surface are joined to each other to form a tubular shape. Container with expanded diameter, such as PET bottle
It is externally fitted from above 22.

【0003】さらに、このようにストレッチラベル21が
装着された容器22内に飲食品や薬品等が充填された場合
には、飲食品や薬品等が容器22内に充填された後、容器
22の外面から温水シャワーをかけ殺菌する場合がある。
[0003] Further, in the case where the food and drink, medicine, and the like are filled in the container 22 on which the stretch label 21 is mounted, after the food and drink, the medicine, and the like are filled in the container 22, the container 22
The outside of 22 may be sterilized with a hot water shower.

【0004】[0004]

【発明が解決しようとする課題】この低温加熱殺菌処理
は、PETボトル等の容器に通常70°C乃至90°C
の温水をかけて殺菌するものであるが、前述したストレ
ッチラベル21に使用されているポリエチレン系樹脂のス
トレッチフィルムの屈折率は、容器に対する周方向Xに
おいては約1.508乃至1.510、上下方向Yにお
いては1.510乃至1.512の範囲のものが多く、
このようなストレッチフィルムからなるストレッチラベ
ル21が外装着された容器22を前述の低温加熱殺菌処理し
た場合には、ストレッチラベル21は温水の熱によって伸
長されるため図3に示すようにストレッチラベル21の表
面にたるみやしわ23等が生じたり、ラベルがゆるむ等の
問題が生じていた。
This low-temperature heat sterilization treatment is usually carried out in a container such as a PET bottle at 70 ° C to 90 ° C.
The stretch index of the polyethylene resin used for the stretch label 21 is about 1.508 to 1.510 in the circumferential direction X with respect to the container. In the direction Y, there are many in the range of 1.510 to 1.512,
When the container 22 on which the stretch label 21 made of such a stretch film is externally mounted is subjected to the above-described low-temperature heat sterilization, the stretch label 21 is stretched by the heat of the hot water, and as shown in FIG. There have been problems such as slacks and wrinkles 23 on the surface of the paper, and loose labels.

【0005】本発明は、このような問題点を解決するた
めになされたもので、低温加熱殺菌をした場合でもしわ
やゆるみ等が生じにくいストレッチラベルを提供するこ
とを課題とする。
[0005] The present invention has been made to solve such a problem, and an object of the present invention is to provide a stretch label which does not easily generate wrinkles or looseness even when subjected to low-temperature heat sterilization.

【0006】[0006]

【課題を解決するための手段】本発明が、このような課
題を解決するためになされた手段としては、自己伸縮性
を有し、印刷層3 が設けられたストレッチフィルム2 が
筒状に形成されたラベル本体1 からなり、且つ容器16に
外嵌装着されるストレッチラベルにおいて、前記ストレ
ッチフィルム2 が酢酸ビニル含有量1乃至6重量%のエ
チレン−酢酸ビニル共重合体、又は低密度ポリエチレン
とエチレン−酢酸ビニル共重合体との混合物からなり、
該ストレッチフィルム2 の、容器16の周方向X の屈折率
が1.512乃至1.516、上下方向Y の屈折率が
1.513乃至1.520の範囲である構成にある。
Means for Solving the Problems The present invention has been made to solve such problems as a stretch film 2 having a self-stretching property and provided with a printing layer 3 is formed in a cylindrical shape. In a stretch label consisting of a coated label body 1 and externally fitted to a container 16, the stretch film 2 is made of an ethylene-vinyl acetate copolymer having a vinyl acetate content of 1 to 6% by weight, or low-density polyethylene and ethylene. -A mixture with a vinyl acetate copolymer,
The stretch film 2 has a configuration in which the refractive index in the circumferential direction X of the container 16 ranges from 1.512 to 1.516 and the refractive index in the vertical direction Y ranges from 1.513 to 1.520.

【0007】さらに別の手段としては、前記ラベル本体
1 の容器16と接する最内面側の平均表面粗さ(Ra ) が
0.20乃至2.00μmの範囲であることにある。
As still another means, the label body
The average surface roughness (R a ) on the innermost surface side in contact with the first container 16 is in the range of 0.20 to 2.00 μm.

【0008】[0008]

【作用】すなわち、上記のように容器5 に装着した場合
の周方向Xの屈折率が1.512乃至1.516、上下
方向Yの屈折率が1.513乃至1.520にしたスト
レッチフィルムを有するストレッチラベルであるため、
加熱した場合にも、従来使用されていたポリエチレン系
のストレッチフィルムからなるストレッチラベルに比し
てしわ、たるみあるいはゆるみが生じにくい。
That is, a stretch film having a refractive index in the circumferential direction X of 1.512 to 1.516 and a refractive index in the vertical direction Y of 1.513 to 1.520 when mounted on the container 5 as described above is used. Because it is a stretch label that has
Even when heated, wrinkling, sagging or loosening is less likely to occur as compared with a conventionally used stretch label made of a polyethylene-based stretch film.

【0009】さらに、容器5 と接するラベル本体1の最
内面側の平均表面粗さ(Ra ) が0.20乃至2.00
μmの範囲に形成されているため、加熱によってストレ
ッチフィルム1 が伸縮する場合でも、ストレッチラベル
全体が均等に伸縮することができ、一層しわ等が生じに
くいのである。
Further, the innermost surface of the label body 1 in contact with the container 5 has an average surface roughness (R a ) of 0.20 to 2.00.
Since it is formed in the range of μm, even when the stretch film 1 expands and contracts by heating, the entire stretch label can expand and contract evenly, and wrinkles and the like hardly occur.

【0010】[0010]

【実施例】以下、本発明の実施例について、図面に従っ
て説明する。
Embodiments of the present invention will be described below with reference to the drawings.

【0011】まず、本発明のストレッチラベルの構成に
ついて説明する。図1の(イ)、(ロ)において、1は
ラベル本体で、該ラベル本体1は、ストレッチフィルム
2と該ストレッチフィルム2の一面側をコロナ放電加工
が施され、この処理面上に文字絵柄等の任意の印刷がグ
ラビア印刷によって施された印刷層3、及び該印刷層3
の上面に形成された白色印刷層4とからなり、該白色印
刷層4の上面の平均表面粗さ(Ra ) (JIS B 0
601による)は0.20乃至2.00μmの範囲にな
るように形成されている。
First, the structure of the stretch label of the present invention will be described. In FIGS. 1A and 1B, reference numeral 1 denotes a label body, and the label body 1 has a stretch film 2 and one surface side of the stretch film 2 subjected to corona discharge machining. Layer 3 on which arbitrary printing such as gravure printing is performed, and the printing layer 3
And a white printed layer 4 formed on the upper surface of the white printed layer 4, and the average surface roughness (R a ) of the upper surface of the white printed layer 4 (JIS B 0
601) is formed in the range of 0.20 to 2.00 μm.

【0012】前記ラベル本体1は白色印刷層4が内面と
なるように筒状に形成され、ラベル本体1の両端部1a,1
b を重合し、接着剤によって接着されている。このよう
にして筒状に形成されたラベル本体1からなるストレッ
チラベル5は、図2に示すように拡径されてPETボト
ル等の容器16に外嵌装着される。
The label body 1 is formed in a tubular shape such that the white print layer 4 is on the inner surface, and both end portions 1a, 1 of the label body 1 are formed.
b is polymerized and bonded by an adhesive. The stretch label 5 composed of the label body 1 formed in a tubular shape in this way is expanded in diameter as shown in FIG. 2 and fitted to a container 16 such as a PET bottle.

【0013】前記ストレッチフィルム1 はエチレン−酢
酸ビニル共重合体と低密度ポリエチレンとの混合物から
なり、容器16に装着した時の周方向Xの屈折率(JIS
K7105による)が1.512乃至1.516、上
下方向Yの屈折率が1.513乃至1.520の範囲に
なるように形成されている。
The stretch film 1 is made of a mixture of an ethylene-vinyl acetate copolymer and low-density polyethylene, and has a refractive index in the circumferential direction X (JIS) when mounted on the container 16.
K7105) in the range of 1.512 to 1.516, and the refractive index in the vertical direction Y is in the range of 1.513 to 1.520.

【0014】屈折率をこのような範囲にしたのは、上記
範囲よりも屈折率が低い場合には、このようなフィルム
からなるストレッチラベルを装着した容器を低温加熱殺
菌処理した場合に、ラベルにしわが生じたり、ラベルと
容器の間に間隙が生じ、ラベルがずり落ちたりするおそ
れがあるためで、また、上記範囲よりも屈折率の大きい
フィルムからなるストレッチラベルの場合には、低温加
熱殺菌処理時にラベル表面に引きつりが生じて外観が悪
くなるという欠点が生じるおそれがあるためである。
The reason why the refractive index is set in such a range is that, when the refractive index is lower than the above range, when a container equipped with a stretch label made of such a film is subjected to a low-temperature heat sterilization treatment, the container becomes a label. This may cause wrinkles or a gap between the label and the container, causing the label to slip off.In the case of a stretch label made of a film having a refractive index higher than the above range, pasteurization by low-temperature heat treatment This is because there is a possibility that a drawback may occur in which the label surface is sometimes pulled and the appearance is deteriorated.

【0015】次に、このような構成からなるストレッチ
ラベル5を製造する方法について説明する。
Next, a method of manufacturing the stretch label 5 having such a configuration will be described.

【0016】まず、酢酸ビニル含有量6重量%のエチレ
ン−酢酸ビニル共重合体(メルトインデックス(MI)
1.5g/10分)50重量部と、低密度ポリエチレン
(メルトインデックス(MI)1.8g/10分)50
重量部とを均一混合し、押出機に供給して200℃の温
度で溶融押出し、表面温度25℃の冷却ドラム7に巻き
付けて冷却固化し、厚さ約110ミクロンのシートを作
る。
First, an ethylene-vinyl acetate copolymer having a vinyl acetate content of 6% by weight (melt index (MI))
1.5 g / 10 min) and 50 parts by weight of low-density polyethylene (melt index (MI) 1.8 g / 10 min) 50
Parts by weight, supplied to an extruder, melt-extruded at a temperature of 200 ° C., wound around a cooling drum 7 having a surface temperature of 25 ° C., and cooled and solidified to form a sheet having a thickness of about 110 μm.

【0017】この時、押出機の口金から樹脂が押し出さ
れる速度と冷却ドラム7で巻き取る速度の比をドラフト
比というが、本実施例においては該ドラフト比を3乃至
15の範囲で変更した。
At this time, the ratio of the speed at which the resin is extruded from the die of the extruder and the speed at which the resin is wound up by the cooling drum 7 is referred to as a draft ratio. In the present embodiment, the draft ratio is changed in the range of 3 to 15.

【0018】次に、このシートを加熱ロールによって5
0乃至70℃に加熱した後、延伸ロールによってシート
の長手方向に1.0乃至1.3倍延伸し、直ちに表面温
度25℃の冷却ロールに巻き付けて冷却する。
Next, the sheet is heated for 5
After heating to 0 to 70 ° C, the sheet is stretched 1.0 to 1.3 times in the longitudinal direction of the sheet by a stretching roll, and immediately wound around a cooling roll having a surface temperature of 25 ° C to be cooled.

【0019】ついで、このシートをテンターへ移送し、
60乃至90℃に加熱しつつ、その後幅方向に1.0乃
至1.3倍延伸した後、70乃至90℃の熱風で緊張熱
処理或いは弛緩熱処理を施し、室温まで徐々に冷却す
る。
Then, the sheet is transferred to a tenter,
While being heated to 60 to 90 ° C. and then stretched 1.0 to 1.3 times in the width direction, a tension heat treatment or a relaxation heat treatment is performed with hot air at 70 to 90 ° C., and the mixture is gradually cooled to room temperature.

【0020】このドラフト比、両方向への延伸倍率や延
伸温度、あるいは熱処理条件を上記範囲内の値に設定し
て組み合わせることにより、各種の屈折率のフィルムが
得られる。
Films having various refractive indices can be obtained by setting and combining the draft ratio, the stretching ratio in both directions, the stretching temperature, and the heat treatment conditions within the above ranges.

【0021】このようにして製造されたフィルムの一面
側にコロナ放電処理を施し、該処理面にグラビア印刷に
よって文字絵柄等のラベル用のデザインを印刷して印刷
層3を形成する。さらに印刷の上面からフィルム全面に
白色印刷を施して白色印刷層4を形成する。
One side of the film thus produced is subjected to a corona discharge treatment, and a label design such as a character pattern is printed on the treated surface by gravure printing to form a print layer 3. Further, white printing is performed on the entire surface of the film from the upper surface of the printing to form a white printed layer 4.

【0022】この白色印刷用のインキ中の酸化チタン等
の顔料の粒径を変えることによってフィルムの一面側の
平均表面粗さ(Ra ) を0.20乃至2.00μmの範
囲に形成することができる。
By changing the particle size of the pigment such as titanium oxide in the white printing ink, the average surface roughness (R a ) on one side of the film is formed in the range of 0.20 to 2.00 μm. Can be.

【0023】このようにして形成されたフィルムは、図
1(ロ)に示すように前記白色印刷を施した面が内側に
なるように筒状に形成され、両端部1a,1b を接着剤等に
よって接着されストレッチラベル5が形成される。該ス
トレッチラベル5は径を拡張しながら上方から炭酸飲料
等が充填されるPETボトル16に外嵌装着する。
The film thus formed is formed in a tubular shape such that the surface on which the white printing is performed is on the inside as shown in FIG. 1 (b), and both ends 1a and 1b are bonded with an adhesive or the like. Thus, the stretch label 5 is formed. The stretch label 5 is externally fitted to a PET bottle 16 filled with carbonated beverage or the like from above while expanding in diameter.

【0024】この時、ストレッチラベル5の容器16へ装
着した時の周方向Xがフィルムの幅方向、上下方向Yが
フィルムの長手方向と一致するようにストレッチラベル
5を形成する。
At this time, the stretch label 5 is formed such that the circumferential direction X when the stretch label 5 is mounted on the container 16 coincides with the width direction of the film, and the vertical direction Y coincides with the longitudinal direction of the film.

【0025】次に、上記ドラフト比、両方向への延伸倍
率等の製造条件を変更することによって屈折率の異なる
各種ストレッチフィルムを製造し、このようなストレッ
チフィルムから形成したストレッチラベルを装着した容
器を低温加熱殺菌処理した場合の比較例について説明す
る。
Next, various stretch films having different refractive indices are manufactured by changing manufacturing conditions such as the draft ratio and the draw ratio in both directions, and a container having a stretch label formed from such a stretch film is mounted. A comparative example in which low-temperature heat sterilization has been performed will be described.

【0026】まず、表1に示すように、屈折率の異なる
ストレッチフィルムからなるAからHまでの8種類のス
トレッチラベルを用意する。このうちAからEまでのス
トレッチラベルは本発明のストレッチラベルの屈折率の
範囲内で、且つ平均表面粗さ(Ra ) も本発明の範囲内
である。
First, as shown in Table 1, eight types of stretch labels A to H made of stretch films having different refractive indices are prepared. Among them, the stretch labels A to E are within the range of the refractive index of the stretch label of the present invention, and the average surface roughness (R a ) is also within the range of the present invention.

【0027】FからHの3種類のストレッチラベルは比
較例で、ストレッチラベルFは両方向の屈折率が本発明
の範囲よりも低い。さらにストレッチラベルHは、屈折
率は本発明の範囲内であるが、ストレッチラベルの最内
面の平均表面粗さ(Ra ) が本発明の0.20乃至2.
00μmの範囲を外れている。
The three types of stretch labels F to H are comparative examples, and the stretch label F has a lower refractive index in both directions than the range of the present invention. Further, the refractive index of the stretch label H is within the range of the present invention, but the average surface roughness (R a ) of the innermost surface of the stretch label is 0.20 to 2.
It is out of the range of 00 μm.

【0028】屈折率の測定は、アッベの屈折計を用い、
JIS K 7105に準じて測定し、また平均表面粗
さ(Ra ) の測定はJIS B 0601に準じて測定
した。この時のカットオフは0.8mmである。
The refractive index was measured using an Abbe refractometer.
The measurement was performed according to JIS K 7105, and the average surface roughness (R a ) was measured according to JIS B 0601. The cutoff at this time is 0.8 mm.

【0029】これらの8種類のストレッチラベルをPE
Tボトルに外嵌装着し、該ストレッチラベルの装着され
たPETボトルに炭酸飲料を充填した後、70℃の温水
シャワーをかけ、40分間低温加熱殺菌処理した後、放
冷する。この時のストレッチラベルの状態を目視により
3段階の評価(○:良好、△:やや不良、×:不良)し
た。
These eight types of stretch labels are
After the carbonated beverage is filled in the PET bottle to which the stretch label is attached, the PET bottle to which the stretch label is attached is showered with a 70 ° C. hot water, subjected to low-temperature heat sterilization for 40 minutes, and then left to cool. The state of the stretch label at this time was visually evaluated in three stages (段 階: good, Δ: slightly poor, ×: poor).

【0030】[0030]

【表1】 [Table 1]

【0031】表1に示すように、AからEの、屈折率、
平均表面粗さともに本発明の範囲内にあるストレッチフ
ィルムからなるストレッチラベルは、低温加熱殺菌処理
後もしわやゆるみがFからGの比較例に比して発生しに
くく、外観が良好であるということがわかる。
As shown in Table 1, the refractive indices of A to E
The stretch label composed of a stretch film having an average surface roughness within the range of the present invention has less wrinkles and looseness even after the low-temperature heat sterilization treatment than the comparative examples of F to G, and has a good appearance. You can see that.

【0032】尚、本発明のストレッチラベルは、上記実
施例のように低温加熱殺菌処理時に膨張するPETボト
ル16等に特に有効であるが、本発明のストレッチラベル
5を装着する容器はこれに限らず、この他、缶、瓶等低
温殺菌処理を施すことが可能な容器であればどのような
容器でも使用することができる。また、容器内の収納物
も食品、薬品等の低温加熱殺菌できるものであればその
種類は問わない。
The stretch label of the present invention is particularly effective for a PET bottle 16 or the like which expands at the time of low-temperature sterilization as in the above embodiment, but the container to which the stretch label 5 of the present invention is attached is not limited to this. In addition, any other containers such as cans and bottles that can be subjected to pasteurization treatment can be used. In addition, the type of the contents in the container is not limited as long as it can be sterilized by low-temperature heating of foods and medicines.

【0033】また、上記実施例では印刷層3をグラビア
印刷によって形成することとしたが、その他公知の印刷
方法によって印刷層3を形成してもよい。
Although the printing layer 3 is formed by gravure printing in the above embodiment, the printing layer 3 may be formed by other known printing methods.

【0034】さらに、上記実施例では、ストレッチラベ
ルの最内面の表面粗さをこのような範囲にするために、
内面の全面に白色印刷層4を設け、白色印刷層4の印刷
インキ中のシリカ、酸化チタン等顔料の粒径を調節する
ことによって希望の平均表面粗さを得たが、この方法に
は限定されずその他粗面化するためのコーティング剤を
コーテングする等の公知の方法によって上記のような表
面粗さにストレッチラベル5の最内面を形成してもよい
のである。
Further, in the above embodiment, in order to set the surface roughness of the innermost surface of the stretch label in such a range,
The desired average surface roughness was obtained by providing a white print layer 4 on the entire inner surface and adjusting the particle size of the pigment such as silica and titanium oxide in the printing ink of the white print layer 4; Instead, the innermost surface of the stretch label 5 may be formed to a surface roughness as described above by a known method such as coating a coating agent for roughening.

【0035】[0035]

【発明の効果】叙上のように、本発明のストレッチラベ
ルは、ラベルの周方向及び上下方向の屈折率が上記の範
囲に形成されたストレッチフィルムを使用して形成され
ているため、低温加熱殺菌処理を施した場合に、ストレ
ッチラベル表面にしわやたるみが生じることがなく、外
観が非常に優れたストレッチラベルが得られるのであ
る。
As described above, the stretch label of the present invention is formed by using a stretch film having the refractive index in the circumferential direction and the vertical direction of the label within the above-mentioned range. When a sterilization treatment is performed, a stretch label having a very excellent appearance can be obtained without wrinkling or sagging on the surface of the stretch label.

【0036】さらに、ストレッチラベルの最内面側の平
均表面粗さを上記範囲内に限定したため、低温加熱殺菌
処理を施した場合に、ストレッチラベルが伸縮すること
があっても、しわやたるみが生じるということがなく、
一層外観が優れたストレッチラベルが得ることができ
る。
Furthermore, since the average surface roughness of the innermost side of the stretch label is limited to the above range, wrinkles and sagging occur even when the stretch label may expand and contract when subjected to low-temperature heat sterilization. Without saying
A stretch label with an even better appearance can be obtained.

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

【図1】(イ)は本発明に係るストレッチラベルの一実
施例を示す断面図、(ロ)は(イ)のA部拡大断面図。
1A is a cross-sectional view showing one embodiment of a stretch label according to the present invention, and FIG. 1B is an enlarged cross-sectional view of a portion A in FIG.

【図2】ストレッチラベルを容器に装着した状態を示す
斜視図。
FIG. 2 is a perspective view showing a state where a stretch label is attached to a container.

【図3】従来の低温加熱殺菌処理後のPETボトルを示
す斜視図。
FIG. 3 is a perspective view showing a PET bottle after a conventional low-temperature heat sterilization treatment.

【符号の説明】[Explanation of symbols]

1 ラベル本体 2 ストレッチフィルム 3 印刷層 4 白色印刷層 5 ストレッチラベル Reference Signs List 1 label body 2 stretch film 3 printing layer 4 white printing layer 5 stretch label

フロントページの続き (56)参考文献 特開 平6−138823(JP,A) 実開 昭60−194522(JP,U) (58)調査した分野(Int.Cl.6,DB名) G09F 3/06 B29D 7/01 B65D 25/34 C09J 7/02Continuation of the front page (56) References JP-A-6-138823 (JP, A) JP-A-60-194522 (JP, U) (58) Fields investigated (Int. Cl. 6 , DB name) G09F 3 / 06 B29D 7/01 B65D 25/34 C09J 7/02

Claims (2)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】 自己伸縮性を有し、印刷層(3) が設けら
れたストレッチフィルム(2) が筒状に形成されたラベル
本体(1) からなり、且つ容器(16)に外嵌装着されるスト
レッチラベルにおいて、前記ストレッチフィルム(2) が
酢酸ビニル含有量1乃至6重量%のエチレン−酢酸ビニ
ル共重合体、又は低密度ポリエチレンとエチレン−酢酸
ビニル共重合体との混合物からなり、該ストレッチフィ
ルム(2)の、容器(16)の周方向(X) の屈折率が1.51
2乃至1.516、上下方向(Y)の屈折率が1.513
乃至1.520の範囲であることを特徴とするストレッ
チラベル。
A stretch film (2) having self-stretchability and provided with a printing layer (3) is composed of a label body (1) formed in a tubular shape, and is externally fitted to a container (16). Wherein the stretch film (2) comprises an ethylene-vinyl acetate copolymer having a vinyl acetate content of 1 to 6% by weight, or a mixture of a low-density polyethylene and an ethylene-vinyl acetate copolymer. The refractive index of the stretch film (2) in the circumferential direction (X) of the container (16) is 1.51.
2 to 1.516, the refractive index in the vertical direction (Y) is 1.513
A stretch label, wherein the stretch label is in the range of 1.520 to 1.520.
【請求項2】 前記ラベル本体(1) の容器(16)と接する
最内面側の平均表面粗さ(Ra ) が0.20乃至2.0
0μmの範囲である請求項1に記載のストレッチラベ
ル。
2. An average surface roughness (R a ) of the innermost surface of the label body (1) in contact with the container (16) is 0.20 to 2.0.
The stretch label according to claim 1, which has a range of 0 µm.
JP18920994A 1993-12-27 1994-08-11 Stretch label Expired - Fee Related JP2850197B2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP18920994A JP2850197B2 (en) 1994-08-11 1994-08-11 Stretch label
EP19940250303 EP0664534A3 (en) 1993-12-27 1994-12-27 Heat-Shrinkable label.
US08/649,154 US5843362A (en) 1993-12-27 1996-05-17 Method of labeling a container with an elastic stretch label
US08/963,564 US5891537A (en) 1993-12-27 1997-11-03 Stretch label

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18920994A JP2850197B2 (en) 1994-08-11 1994-08-11 Stretch label

Publications (2)

Publication Number Publication Date
JPH0854827A JPH0854827A (en) 1996-02-27
JP2850197B2 true JP2850197B2 (en) 1999-01-27

Family

ID=16237372

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18920994A Expired - Fee Related JP2850197B2 (en) 1993-12-27 1994-08-11 Stretch label

Country Status (1)

Country Link
JP (1) JP2850197B2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4705223B2 (en) * 2000-05-24 2011-06-22 株式会社サトー Container label
JP2002006748A (en) * 2000-06-26 2002-01-11 Tamapori Kk Film for stretch label
JP2002082617A (en) * 2000-09-08 2002-03-22 Dainippon Printing Co Ltd Stretch label

Also Published As

Publication number Publication date
JPH0854827A (en) 1996-02-27

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