JP2002255230A - Unsealable cut line for packaging material - Google Patents
Unsealable cut line for packaging materialInfo
- Publication number
- JP2002255230A JP2002255230A JP2001049854A JP2001049854A JP2002255230A JP 2002255230 A JP2002255230 A JP 2002255230A JP 2001049854 A JP2001049854 A JP 2001049854A JP 2001049854 A JP2001049854 A JP 2001049854A JP 2002255230 A JP2002255230 A JP 2002255230A
- Authority
- JP
- Japan
- Prior art keywords
- line
- cutting
- cutting line
- opening
- packaging material
- 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
Landscapes
- Bag Frames (AREA)
- Packages (AREA)
- Wrappers (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、破線状の切断線ａ
,ａ ,ａ ,ａ ,…に沿って手で切断することができる、
各種の包装袋や蓋材などの包装材料の、切断が容易で確
実な開封切れ目線に関する。[0001] The present invention relates to a broken line a
, a, a, a, a, ... can be cut by hand,
The present invention relates to an easy-to-cut and reliable opening line of packaging materials such as various packaging bags and lid materials.
【０００２】[0002]
【従来の技術】従来から、アート紙やロール紙などの紙
材料やポリエステル(PET )や延伸ポリプロピレン(O-PP)
などの、美麗な印刷をした強度などが優れたベース材料
層２と、アルミニウム箔やアルミ蒸着付のポリプロピレ
ン(VM-PP )やエチレン−ビニルアルコール共重合体(EVO
H)などの、耐油性やガス遮断性などが優れたバリヤー層
３と、低密度ポリエチレン(LDPE)やエチレン−酢酸ビニ
ル共重合体(EVA )などの、熱融着性などが優れたシーラ
ント層４とを、図示していない接着剤層を介するなどし
て適宜に積層した、図２Ｂに示す通常の柔軟性を有する
包装材料を用いた、図２Ａに示す三方シール式の包装袋
や、図示していないピロー式やガゼット式などの各種の
包装袋や、図示していない各種の成形容器などに被せて
熱融着する蓋材などが、一般に広く用いられている。2. Description of the Related Art Conventionally, paper materials such as art paper and roll paper, polyester (PET) and oriented polypropylene (O-PP) have been used.
Such as a base material layer 2 with excellent strength, etc., which is printed beautifully, and a polypropylene (VM-PP) or an ethylene-vinyl alcohol copolymer (EVO) with aluminum foil or aluminum vapor deposition.
H), etc., a barrier layer 3 having excellent oil resistance and gas barrier properties, and a sealant layer such as low-density polyethylene (LDPE) or ethylene-vinyl acetate copolymer (EVA) having excellent heat-sealing properties. 4A and 4B are appropriately laminated, for example, via an adhesive layer (not shown), using a normal flexible packaging material shown in FIG. 2B, a three-sided sealing type packaging bag shown in FIG. Various types of packaging bags, such as a pillow type and a gusset type, not shown, and lid materials that are heat-sealed over various molded containers, not shown, are generally widely used.
【０００３】これらの各種の包装袋や蓋材などについて
は、図３Ａ ,Ｂに示すＶノッチや図３Ｃに示すＩノッチ
などの開封開始切欠きｄを、包装袋の熱圧着製袋工程や
蓋材の打抜切断工程などで同時に設けて、各種の包装袋
や蓋材などの包装材料の引裂き方向性に期待して、この
開封開始切欠きｄから、直線状に手で引裂いて開封する
ものが多かった。[0003] With respect to these various types of packaging bags and lid materials, the opening notch d such as the V notch shown in FIGS. 3A and 3B and the I notch shown in FIG. It is provided at the same time in the punching and cutting process of the material, and is opened by tearing by hand in a straight line from this opening start notch d, expecting the tearing direction of the packaging material such as various packaging bags and lids. There were many.
【０００４】また、これらの各種の包装袋や蓋材などに
ついては、それぞれ前述したベース材料層２とバリヤー
層３とシーラント層４とを適宜に積層した、図２Ｂに示
す柔軟性を有する包装材料の引裂き方向性が期待できな
い場合に、少なくともベース材料層２に、包装材料の積
層工程の前に又は積層工程の途中で打抜刃やレーザー光
線などを用いて、前述した開封開始切欠きｄに連続し
た、図３Ａに示す破線状の切断線ａ ,ａ ,ａ ,ａ ,…を
設けて、開封開始切欠きｄから、破線状の切断線ａ ,ａ
,ａ ,ａ ,…に沿って手で切断して開封するものが少な
くなかった。[0004] In addition, as for these various packaging bags and lid materials, the above-mentioned base material layer 2, barrier layer 3 and sealant layer 4 are appropriately laminated, and the flexible packaging material shown in FIG. In the case where the tearing direction cannot be expected, at least the base material layer 2 is continuously connected to the above-mentioned opening start notch d by using a punching blade or a laser beam before or during the laminating step of the packaging material. , A broken line a 1, a 2, a 3,... Shown in FIG.
, a, a,... are often cut by hand and opened.
【０００５】[0005]
【発明が解決しようとする課題】ところが従来の、図３
Ａに示す破線状の切断線ａ ,ａ ,ａ ,ａ ,…について
は、前述した各種の包装袋や蓋材などを、簡単に開封開
始切欠きｄから、破線状の切断線ａ ,ａ ,ａ ,ａ ,…に
沿って手で切断して開封することができるものの、包装
袋の熱圧着製袋工程や蓋材の打抜切断工程などで設けた
開封開始切欠きｄと、包装材料の積層工程の前に又は積
層工程の途中で設けた破線状の切断線ａ ,ａ,ａ ,ａ ,
…とが、完全に連続しないことが多いために、また、前
述した三方シール式やピロー式やガゼット式などの各種
の包装袋の、表の包装材料と裏の包装材料との破線状の
切断線ａ ,ａ ,ａ ,ａ ,…の位置が、完全に一致しない
ことが少なくないために、開封開始切欠きｄから、破線
状の切断線ａ ,ａ ,ａ ,ａ ,…に沿って手で切断しよう
としても、開封開始切欠きｄと破線状の切断線ａとの間
から、また破線状の切断線ａと切断線ａとの間から、包
装材料が斜めに引裂かれることがあって、各種の包装袋
や蓋材などを、上手に完全に開封することができないこ
とが問題であった。However, FIG.
As for the dashed cutting lines a 1, a 2, a 1, a 2,... Shown in FIG. can be cut and opened by hand along the lines a, a,..., but the opening start notch d provided in the thermocompression bag making step of the packaging bag or the punching and cutting step of the lid material, Dashed cutting lines a 1, a 2, a 3, a 2, a 3
... is often not completely continuous, and is also a broken line cut between the front and back packaging materials of the various types of packaging bags described above, such as the three-sided seal type, pillow type, and gusset type. Since the positions of the lines a 1, a 2, a 3, a 3,... Often do not completely coincide with each other, the hands along the broken line a 1, a 2, a 3, a 3,. , The packaging material may be torn diagonally from between the opening start notch d and the dashed cutting line a, and between the dashed cutting line a and the cutting line a. In addition, there has been a problem that various packaging bags and lid materials cannot be completely completely opened.
【０００６】これらの問題を解決するために、前述した
図３Ａに示す破線状の切断線ａ ,ａ,ａ ,ａ ,…に替え
て、図３Ｂに示すように、非切断部ｃを介して設けた破
線状の切断線ａ ,ａ ,ａ ,ａ ,…の、それぞれの切断線
ａの切断方向の上流側の先端に、上流側が開いた逆ハの
字状の相対する左右の斜めの切断線ｂ ,ｂを、それぞれ
連続して設けた開封切れ目線が、また図３Ｃに示すよう
に、非切断部ｃを介して設けた破線状の切断線ａ ,ａ ,
ａ ,ａ ,…の、それぞれの切断線ａの切断方向の上流側
の先端に、上流側が開いた逆ハの字状の相対する左右の
斜めの切断線ｂ,ｂを、非切断部ｃ ,ｃを介して設けた
開封切れ目線が、各種の包装袋や蓋材などの包装材料に
設けられている。[0006] In order to solve these problems, as shown in FIG. 3B, a broken line a, a, a, a,... Shown in FIG. At the upstream end in the cutting direction of each cutting line a of the dashed cutting lines a 1, a 2, a 1, a 2,... Lines b 1 and b 2 are respectively provided with unbroken cut lines, and as shown in FIG. 3C, broken line cut lines a 1, a 2 and
, a, a, ..., at the upstream end in the cutting direction of the respective cutting line a, the opposite left and right diagonal cutting lines b, b in the shape of an inverted C with the upstream side opened, The opening break line provided through c is provided on packaging materials such as various packaging bags and lid materials.
【０００７】この図３Ｂに示す斜めの切断線ｂ ,ｂを連
続して設けた開封切れ目線については、開封開始切欠き
ｄと破線状の切断線ａとの間から、また破線状の切断線
ａと切断線ａとの間から、包装材料が斜めに引裂かれる
ことがあっても、この斜めの引裂きが、上流側が開いた
逆ハの字状の相対する左右の斜めの切断線ｂ ,ｂに捕ま
って、この斜めの切断線ｂ ,ｂに連続して設けた破線状
の切断線ａが必ず切断される、開封開始切欠きｄから、
破線状の切断線ａ ,ａ ,ａ ,ａ ,…に沿って手で切断す
ることができる、切断が容易で確実な開封切れ目線であ
るものの、包装材料の積層工程の前に又は積層工程の途
中で、それぞれの破線状の切断線ａの切断方向の上流側
の先端に、斜めの切断線ｂ ,ｂを連続して設けたため
に、後の包装材料の積層工程や、包装袋の熱圧着製袋工
程や蓋材の打抜切断工程などで、特に切断線ａと切断線
ｂ ,ｂとを３方向から連続して設けた部分が、切断し易
く、不用意に引裂かれてしまうことがあった。[0007] As shown in FIG. 3B, the opening cut line in which the diagonal cutting lines b, b are continuously provided is from between the opening start notch d and the broken cutting line a, and also from the broken cutting line a. a and the cutting line a, even if the packaging material may be torn obliquely, the oblique tearing is caused by the inverted right and left oblique cutting lines b 1 and b 2 , And the dashed cutting line a provided continuously to the oblique cutting lines b 1 and b is cut without fail.
Can be cut by hand along the dashed cutting lines a 1, a 2, a 1, a 2,.... On the way, the oblique cutting lines b 1 and b 2 were continuously provided at the upstream end in the cutting direction of each of the dashed cutting lines a. In the bag making process or the blanking / cutting process of the lid material, in particular, the portion where the cutting line a and the cutting lines b 1 and b 2 are continuously provided from three directions is easily cut and may be inadvertently torn. there were.
【０００８】また図３Ｃに示す斜めの切断線ｂ ,ｂを非
切断部ｃ ,ｃを介して設けた開封切れ目線については、
包装材料の積層工程の前に又は積層工程の途中で、それ
ぞれの破線状の切断線ａの切断方向の上流側の先端に、
斜めの切断線ｂ ,ｂを非切断部ｃ ,ｃを介して設けたた
めに、この非切断部ｃの働きで、前述した後の包装材料
の積層工程や、包装袋の熱圧着製袋工程や蓋材の打抜切
断工程などで、切断線ａと切断線ｂ ,ｂとを非切断部ｃ
,ｃを介して設けた部分が、不用意に引裂かれる恐れが
少ないものの、斜めの切断線ｂ ,ｂの切断方向の下流側
の先端から、包装材料が斜めに引裂かれることがあっ
て、この斜めの引裂きが、上流側が開いた逆ハの字状の
相対する左右の斜めの切断線ｂ ,ｂに捕まっても、この
斜めの切断線ｂ ,ｂの切断方向の下流側の先端から、再
び包装材料が斜めに引裂かれることがあって、斜めの切
断線ｂ ,ｂに非切断部ｃ ,ｃを介して設けた破線状の切
断線ａが、必ず切断されるとは言えなかった。[0008] In addition, with respect to the open cut line provided with the diagonal cutting lines b, b shown in FIG. 3C through the non-cut parts c, c,
Before or during the laminating step of the packaging material, at the upstream end in the cutting direction of each dashed cutting line a,
Since the oblique cutting lines b 1, b 2 are provided through the non-cutting portions c 1, c 2, the action of the non-cutting portion c allows the laminating step of the packaging material described above, the thermocompression bag forming step of the packing bag, and the like. The cutting line a and the cutting lines b 1, b 2 are cut into the non-cut portion c
, c, the packaging material is less likely to be inadvertently torn, but the packaging material may be torn obliquely from the downstream end in the cutting direction of the oblique cutting lines b, b. Even if the diagonal tear is caught by the opposite left and right diagonal cutting lines b 1, b in the shape of an inverted C with the upstream side open, the diagonal cutting lines b 1, b 2 Since the packaging material may be torn diagonally, the dashed cutting line a provided through the non-cut portions c 1, c 2 on the diagonal cutting lines b 1, b 1 was not necessarily cut.
【０００９】そこで、本発明の目的は、破線状の切断線
ａ ,ａ ,ａ ,ａ ,…に沿って手で切断することができ
る、しかも非切断部ｃの働きで、後の積層工程などで不
用意に引裂かれてしまうことがない、各種の包装袋や蓋
材などの包装材料の、切断が容易で確実な開封切れ目線
を提供することにある。Therefore, an object of the present invention is to enable cutting by hand along a broken line a, a, a, a, a,... An object of the present invention is to provide an easy-to-cut and reliable opening line of a packaging material such as various packaging bags and lid materials that is not inadvertently torn.
【００１０】[0010]
【課題を解決するための手段】本発明の包装材料の開封
切れ目線は、図１Ａ ,図２Ｂに示すように、少なくとも
ベース材料層２とバリヤー層３とシーラント層４とを積
層して成る、各種の包装袋や蓋材などの包装材料の、少
なくともベース材料層２に設ける開封切れ目線であっ
て、非切断部ｃを介して設けた破線状の切断線ａ ,ａ ,
ａ ,ａ ,…と、それぞれの切断線ａの、図１Ａに矢印で
示す切断方向の上流側の先端に、上流側が開いた逆ハの
字状の相対する左右の斜めの切断線ｂ ,ｂとを、左右ど
ちらか一方( 図１Ａでは右 )の斜めの切断線ｂを、切断
線ａに連続して設けて、もう一方の斜めの切断線ｂを、
切断線ａに非切断部ｃを介して設けた包装材料の開封切
れ目線である。As shown in FIGS. 1A and 2B, the opening line of the packaging material of the present invention is formed by laminating at least a base material layer 2, a barrier layer 3, and a sealant layer 4. It is an opening cut line provided in at least the base material layer 2 of various types of packaging materials such as packaging bags and lids, and is a dashed cutting line a 1, a 2, provided through the non-cut portion c.
a, a,..., and the respective cutting lines a at the upstream end in the cutting direction indicated by the arrow in FIG. And one of the right and left (in FIG. 1A) an oblique cutting line b is provided continuously to the cutting line a, and the other oblique cutting line b is
This is an opening cut line of the packaging material provided on the cutting line a via the non-cut portion c.
【００１１】本発明の包装材料の開封切れ目線において
は、前述した開封開始切欠きｄと破線状の切断線ａ ,ａ
,ａ ,ａ ,…とが、完全に連続しないことがあって、ま
た前述した包装袋の表と裏との破線状の切断線ａ ,ａ ,
ａ ,ａ ,…の位置が、完全に一致しないことがあって、
開封開始切欠きｄと破線状の切断線ａとの間から、また
破線状の切断線ａと切断線ａとの間から、包装材料が斜
めに引裂かれることがあっても、この斜めの引裂きが、
上流側が開いた逆ハの字状の相対する左右の斜めの切断
線ｂ ,ｂに捕まって、左右どちらか一方の斜めの切断線
ｂに連続して設けた破線状の切断線ａが必ず切断され
る、また、もう一方の斜めの切断線ｂに非切断部ｃを介
して設けた破線状の切断線ａも、包装材料の引裂き方向
性や手で切断する方向などを配慮して、もう一方( 図１
Ａでは左 )の斜めの切断線ｂを設けることによって、必
ず切断される、開封開始切欠きｄから、破線状の切断線
ａ ,ａ ,ａ ,ａ ,…に沿って手で切断することができ
る、各種の包装袋や蓋材などの包装材料の、切断が容易
で確実な開封切れ目線を提供することができる。In the cut line of the opening of the packaging material of the present invention, the opening start notch d and the broken line a, a
, a 1, a 2,... may not be completely continuous, and the dashed cutting lines a 1, a 2
Because the positions of a, a, ... may not completely match,
Even if the packaging material is torn obliquely from between the opening start notch d and the dashed cutting line a, and between the dashed cutting line a and the cutting line a, this oblique tearing is performed. But,
The trapezoidal cut lines b, b, which are opposite to each other in the shape of a letter C and whose upstream side is open, are caught, and the dashed cut line a provided continuously to one of the left and right diagonal cut lines b is always cut. The dashed cutting line a provided on the other oblique cutting line b via the non-cut portion c is also considered in consideration of the tearing direction of the packaging material and the direction of cutting by hand. On the other hand (FIG. 1
In the case of A, by providing the diagonal cutting line b on the left), it is possible to cut by hand along the dashed cutting lines a 1, a 2, a 1, a 2,. It is possible to provide an easy-to-cut and reliable opening line of packaging materials such as various packaging bags and lid materials.
【００１２】しかも、本発明の包装材料の開封切れ目線
においては、少なくともベース材料層２に、包装材料の
積層工程の前に又は積層工程の途中で打抜刃やレーザー
光線などを用いて、非切断部ｃを介した破線状の切断線
ａ ,ａ ,ａ ,ａ ,…を設けて、それぞれの切断線ａの切
断方向の上流側の先端に、左右どちらか一方の斜めの切
断線ｂを連続して設けて、もう一方の斜めの切断線ｂを
非切断部ｃを介して設けたために、この非切断部ｃの働
きで、後の包装材料の積層工程や、包装袋の熱圧着製袋
工程や蓋材の打抜切断工程などで、切断線ａと切断線ｂ
,ｂとを連続してまた非切断部ｃを介して設けた部分
が、不用意に引裂かれてしまうことがないものである。In addition, at the cut line of the packaging material according to the present invention, at least the base material layer 2 is not cut by using a punching blade or a laser beam before or during the lamination process of the packaging material. A broken line a 1, a 1, a 2, a 3,... Is provided through the portion c, and one of right and left diagonal cutting lines b is continuously provided at the upstream end in the cutting direction of each cutting line a. Since the other oblique cutting line b is provided through the non-cutting portion c, the function of the non-cutting portion c allows the subsequent laminating step of the packaging material and the thermocompression-bonding of the packaging bag. Cutting line a and cutting line b
, b and the portion provided continuously through the non-cut portion c is not torn carelessly.
【００１３】また、本発明の包装材料の開封切れ目線
は、図１Ｂ ,図２Ａ ,Ｂに示すように、少なくともベー
ス材料層２とバリヤー層３とシーラント層４とを積層し
て成る、各種の包装袋や蓋材などの包装材料の、少なく
ともベース材料層２に設ける開封切れ目線であって、非
切断部ｃを介して設けた破線状の切断線ａ ,ａ ,ａ ,
ａ,…と、それぞれの切断線ａの、図１Ｂに矢印で示す
切断方向の上流側の先端に、上流側が開いた逆ハの字状
の相対する左右の斜めの切断線ｂ ,ｂとを、左の斜めの
切断線ｂと右の斜めの切断線ｂとを、切断線ａに交互に
連続して設けて、もう一方の斜めの切断線ｂを、切断線
ａに非切断部ｃを介して設けた包装材料の開封切れ目線
である。Further, as shown in FIGS. 1B, 2A and 2B, various lines formed by laminating at least the base material layer 2, the barrier layer 3 and the sealant layer 4 are shown in FIGS. 1B, 2A and 2B. A dashed cut line a 1, a 2, a 3, a cut line provided on at least the base material layer 2 of a packaging material such as a packaging bag or a lid material provided through the non-cut portion c.
a,.., at the upstream end in the cutting direction indicated by an arrow in FIG. The left diagonal cutting line b and the right diagonal cutting line b are provided alternately and continuously to the cutting line a, and the other diagonal cutting line b is formed with the non-cutting part c at the cutting line a. It is an opening break line of the packaging material provided through.
【００１４】本発明の包装材料の開封切れ目線において
は、前述したように、開封開始切欠きｄと破線状の切断
線ａとの間から、また破線状の切断線ａと切断線ａとの
間から、包装材料が斜めに引裂かれることがあっても、
この斜めの引裂きが、上流側が開いた逆ハの字状の相対
する左右の斜めの切断線ｂ ,ｂに捕まって、左の斜めの
切断線ｂと右の斜めの切断線ｂとに交互に連続して設け
た破線状の切断線ａが必ず切断される、また、もう一方
の斜めの切断線ｂに非切断部ｃを介して設けた破線状の
切断線ａが必ずしも切断されずに、この斜めの切断線ｂ
の切断方向の下流側の先端から、同様に包装材料が斜め
に引裂かれることがあっても、この斜めの引裂きが、上
流側が開いた逆ハの字状の、次の相対する左右の斜めの
切断線ｂ,ｂに捕まって、この次の斜めの切断線ｂに連
続して設けた破線状の切断線ａが必ず切断される、開封
開始切欠きｄから、破線状の切断線ａ ,ａ ,ａ ,ａ ,…
に沿って手で切断することができる、しかも前述した非
切断部ｃの働きで、後の積層工程などで不用意に引裂か
れてしまうことがない、各種の包装袋や蓋材などの包装
材料の、切断が容易で確実な開封切れ目線を提供するこ
とができる。As described above, the cut line of the opening of the packaging material of the present invention is formed between the opening start notch d and the dashed cutting line a, and between the dashed cutting line a and the cutting line a. In the meantime, even if the packaging material may be torn at an angle,
This diagonal tear is caught by opposite left and right diagonal cutting lines b 1 and b 2 in a reverse U-shape whose upstream side is open, and alternately becomes a left diagonal cutting line b and a right diagonal cutting line b. The dashed cutting line a provided continuously is always cut, and the dashed cutting line a provided via the non-cut portion c to the other oblique cutting line b is not necessarily cut, This oblique cutting line b
Similarly, even if the packaging material is torn diagonally from the downstream end in the cutting direction, this oblique tearing is caused by the next opposite right and left diagonal A dashed cutting line a, which is caught by the cutting lines b, b and is provided continuously to the next oblique cutting line b, is always cut. , a, a, ...
Packaging materials such as various packaging bags and lids that can be cut by hand along the line, and that the above-mentioned non-cut portion c does not cause inadvertent tearing in a later laminating step or the like. However, an easy-to-cut and reliable opening line can be provided.
【００１５】加えて、本発明の包装材料の開封切れ目線
は、前述した図１Ａ ,Ｂに示す包装材料の開封切れ目線
において、図１Ｃに示すように、２列又は３列以上( 図
１Ｃでは２列 )の包装材料の開封切れ目線を、２〜６ｍ
ｍの間隔を開けて設けた包装材料の開封切れ目線であ
る。In addition, as shown in FIG. 1C, the cut line of the opening of the packaging material of the present invention is two or more rows as shown in FIG. 1C (see FIG. 1C). 2 line) Opening line of packaging material is 2-6m
It is an opening break line of the packaging material provided at intervals of m.
【００１６】本発明の包装材料の開封切れ目線において
は、包装袋の熱圧着製袋工程や蓋材の打抜切断工程など
で設けた開封開始切欠きｄと、包装材料の積層工程の前
に又は積層工程の途中で設けた破線状の切断線ａ ,ａ ,
ａ ,ａ ,…との、設けた位置が、工程の誤差などで大き
く異なった場合であっても、開封開始切欠きｄを設けた
位置が、２〜６ｍｍの間隔を開けて設けた、２列又は３
列以上の包装材料の開封切れ目線の範囲内であれば、開
封開始切欠きｄから、２列又は３列以上のどれかの破線
状の切断線ａ ,ａ ,ａ ,ａ ,…に沿って、容易に確実に
手で切断することができる。In the cut line of the opening of the packaging material of the present invention, the opening start notch d provided in the thermocompression-bonding bag-making step of the packaging bag or the punching and cutting step of the lid material, and the like before the lamination step of the packaging material. Alternatively, dashed cutting lines a 1, a 2,
Even when the provided positions of a 1, a 2,... are greatly different due to a process error, etc., the position where the opening start notch d is provided is provided at an interval of 2 to 6 mm. Row or 3
If it is within the range of the opening line of the packaging material of more than one line, from the opening start notch d, along any one of the dashed cutting lines a, a, a, a,. It can be easily and reliably cut by hand.
【００１７】なお、本発明の、図１Ｃに示す２列の包装
材料の開封切れ目線については、包装材料が、２列の破
線状の切断線ａ ,ａ ,ａ ,ａ ,…を越えて斜めに引裂か
れることが絶対にないように、それぞれ右側の破線状の
切断線ａの切断方向の上流側の先端に、右の斜めの切断
線ｂを連続して設けたものであって、またそれぞれ左側
の破線状の切断線ａの切断方向の上流側の先端に、左の
斜めの切断線ｂを連続して設けたものである。In the present invention, regarding the cut line of the opening of the two rows of packaging material shown in FIG. 1C, the packaging material is oblique beyond the two rows of broken cutting lines a 1 In order to never be torn to the right, the right diagonal cutting line b is provided continuously at the upstream end in the cutting direction of the right broken line cutting line a. A left oblique cutting line b is continuously provided at the upstream end in the cutting direction of the left broken line cutting line a.
【００１８】また加えて、本発明の包装材料の開封切れ
目線は、前述した図１Ａ ,Ｂに示す包装材料の開封切れ
目線において、図１Ｄに示すように、相対する左右の斜
めの切断線ｂ ,ｂの開いた方向が互いに逆の、２列又は
３列以上( 図１Ｄでは３列 )の包装材料の開封切れ目線
を、２〜６ｍｍの間隔を開けて設けた包装材料の開封切
れ目線である。In addition, as shown in FIG. 1D, the cut line of the opening of the packaging material of the present invention is the same as the cut line of the opening of the packing material shown in FIGS. 1A and 1B. , b, the opening directions of the packaging materials are opposite to each other in two or three or more rows (three rows in FIG. 1D), and the opening of the packaging material is provided at intervals of 2 to 6 mm. is there.
【００１９】本発明の包装材料の開封切れ目線において
は、２列又は３列以上の包装材料の開封切れ目線の、切
断方向の上流側と下流側とに開封開始切欠きｄ ,ｄを設
けた場合であって、必要に応じて上流側又は下流側の開
封開始切欠きｄから、また必要に応じて上流側と下流側
との両方の開封開始切欠きｄ ,ｄから、２列又は３列以
上のどれかの破線状の切断線ａ ,ａ ,ａ ,ａ ,…に沿っ
て、容易に確実に手で切断することができる。In the opening line of the packaging material of the present invention, opening start notches d 1 and d 2 are provided on the upstream and downstream sides in the cutting direction of the opening line of the packaging material in two or more rows. 2 or 3 rows from the opening start notch d on the upstream side or the downstream side as necessary, and from the opening start notch d 1 on both the upstream side and the downstream side as necessary. It is possible to easily and reliably cut by hand along any one of the broken line cut lines a 1, a 2, a 3, a 3,.
【００２０】[0020]
【発明の実施の形態】図１Ａ ,Ｂ ,Ｃ ,Ｄは、本発明の
実施の形態における、包装材料の開封切れ目線の平面図
である。また図２Ａ ,Ｂは、本発明の実施の形態におけ
る、包装材料の開封切れ目線を設けた包装袋の平面図 ,
部分断面図である。DESCRIPTION OF THE PREFERRED EMBODIMENTS FIGS. 1A, 1B, 1C, and 1D are plan views of a packaging material according to an embodiment of the present invention. 2A and 2B are plan views of a packaging bag provided with an opening line of the packaging material according to the embodiment of the present invention.
It is a partial sectional view.
【００２１】すなわち、前述した従来と同様の、アート
紙やロール紙などの紙材料やポリエステル(PET )や延伸
ポリプロピレン(O-PP)などの、美麗な印刷をした強度な
どが優れたベース材料層２と、アルミニウム箔やアルミ
蒸着付のポリプロピレン(VM-PP )やエチレン−ビニルア
ルコール共重合体(EVOH)などの、耐油性やガス遮断性な
どが優れたバリヤー層３と、低密度ポリエチレン(LDPE)
やエチレン−酢酸ビニル共重合体(EVA )などの、熱融着
性などが優れたシーラント層４とを、図示していない接
着剤層を介するなどして適宜に積層した、図２Ｂに示す
通常の柔軟性を有する包装材料であって、図２Ａに示す
三方シール式の包装袋や、図示していないピロー式やガ
ゼット式などの各種の包装袋や、図示していない各種の
成形容器などに被せて熱融着する蓋材などの包装材料
の、少なくともベース材料層２に設ける開封切れ目線で
あって、非切断部ｃを介して設けた破線状の切断線ａ ,
ａ ,ａ ,ａ ,…と、それぞれの切断線ａの切断方向の上
流側の先端に、上流側が開いた逆ハの字状の相対する左
右の斜めの切断線ｂ ,ｂとを、図１Ａに示すように、左
右どちらか一方の斜めの切断線ｂを、切断線ａに連続し
て設けて、また図１Ｂに示すように、左の斜めの切断線
ｂと右の斜めの切断線ｂとを、切断線ａに交互に連続し
て設けて、それぞれもう一方の斜めの切断線ｂを、切断
線ａに非切断部ｃを介して設けた包装材料の開封切れ目
線であって、図１Ｃに示すように、２列又は３列以上の
図１Ａ ,Ｂに示す包装材料の開封切れ目線を、また図１
Ｄに示すように、相対する左右の斜めの切断線ｂ ,ｂの
開いた方向が互いに逆の、２列又は３列以上の図１Ａ ,
Ｂに示す包装材料の開封切れ目線を、それぞれ２〜６ｍ
ｍの間隔を開けて設けた包装材料の開封切れ目線であ
る。That is, similar to the above-mentioned conventional base material layer, such as art paper and roll paper, or a base material layer such as polyester (PET) or oriented polypropylene (O-PP), which is beautifully printed and has excellent strength and the like. 2, a barrier layer 3 such as aluminum foil or aluminum-evaporated polypropylene (VM-PP) or ethylene-vinyl alcohol copolymer (EVOH) having excellent oil resistance and gas barrier properties, and a low-density polyethylene (LDPE). )
2B, a sealant layer 4 having excellent heat-sealing property, such as ethylene or ethylene-vinyl acetate copolymer (EVA), is appropriately laminated through an adhesive layer (not shown). 2A, a three-side seal type packaging bag shown in FIG. 2A, various types of packaging bags such as pillow type and gusset type not shown, and various molded containers not shown. This is an opening cut line provided in at least the base material layer 2 of a packaging material such as a lid material to be covered and heat-sealed, and is a dashed cutting line a 1 provided through the non-cut portion c.
a, a 1, a 2,..., and the left and right diagonal cutting lines b 1, b 2 in the shape of an inverted V-shape with an open upstream side at the upstream end in the cutting direction of each cutting line a. As shown in FIG. 1, one of the left and right diagonal cutting lines b is provided continuously to the cutting line a, and as shown in FIG. 1B, the left diagonal cutting line b and the right diagonal cutting line b Are provided alternately and continuously on the cutting line a, and each of the other oblique cutting lines b is an opening cut line of the packaging material provided on the cutting line a via the non-cut portion c. As shown in FIG. 1C, two or more rows of the packaging material shown in FIGS.
As shown in FIG. 1D, two or three or more rows of FIG.
The opening line of the packaging material shown in B is 2 to 6 m each.
It is an opening break line of the packaging material provided at intervals of m.
【００２２】本実施の形態の包装材料の開封切れ目線に
おける、図２Ｂに示す通常の柔軟性を有する包装材料
の、少なくともベース材料層２に設ける開封切れ目線に
ついては、美麗な印刷をした強度などが優れた巻取り状
のベース材料層２に、包装材料の積層工程の前に、通常
の打抜刃を用いて、それぞれの切断線ａ ,ｂ ,ｂを制約
なく設けることができて、また包装材料の強度や切断線
ａ ,ｂ ,ｂの切断効果などの必要に応じて、巻取り状の
バリヤー層３やシーラント層４などにも、包装材料の積
層工程の途中で、通常の打抜刃やレーザー光線などを用
いて、それぞれハーフカット状などの切断線ａ ,ｂ ,ｂ
を注意深く設けることができる。In the opening line of the packaging material of the present embodiment, the opening line provided at least in the base material layer 2 of the ordinary flexible packaging material shown in FIG. 2B has a beautiful printed strength and the like. It is possible to provide each cutting line a 1, b 2, b without limitation on the rolled base material layer 2 using a normal punching blade before the packaging material laminating step, If necessary, such as the strength of the packaging material and the cutting effect of the cutting lines a 1, b 2, and b, the rolled barrier layer 3 and the sealant layer 4 may be subjected to normal punching during the lamination process of the packaging material. Using a blade or a laser beam, cut lines a, b, b, etc., each in a half-cut shape, etc.
Can be carefully provided.
【００２３】本実施の形態の包装材料の開封切れ目線に
おける、非切断部ｃを介して設けた破線状の切断線ａ ,
ａ ,ａ ,ａ ,…については、前述した従来と同様であっ
て、少なくともベース材料層２に、包装材料の積層工程
の前に又は積層工程の途中で打抜刃やレーザー光線など
を用いて、包装材料の強度や破線状の切断線ａ ,ａ ,ａ
,ａ ,…の切断効果などを配慮して、それぞれ長さが１
.０〜３ .０ｍｍ程度の通常の切断線ａを、０ .５〜１
.５ｍｍ程度の非切断部ｃを介して設けることができ
る。In the present embodiment, the dashed cutting lines a 1, a 2 provided through the non-cut portion c at the opening line of the packaging material.
a, a, a,... are the same as those in the related art described above. At least the base material layer 2 is formed by using a punching blade or a laser beam before or during the lamination process of the packaging material. The strength of the packaging material and the dashed cutting lines a 1, a 2, a
, a, ...
A normal cutting line a of about 0.0 to 3.0 mm is
It can be provided through a non-cut portion c of about 0.5 mm.
【００２４】本実施の形態の包装材料の開封切れ目線に
おける、上流側が開いた逆ハの字状の相対する左右の斜
めの切断線ｂ ,ｂについては、前述した開封開始切欠き
ｄと破線状の切断線ａ ,ａ ,ａ ,ａ ,…とが連続しない
程度を配慮して、また前述した包装袋の表と裏との破線
状の切断線ａ ,ａ ,ａ ,ａ ,…の位置が一致しない程度
を配慮して、さらに包装材料の強度や斜めの切断線ｂ ,
ｂの切断効果などを配慮して、前述した破線状の切断線
ａ ,ａ ,ａ ,ａ ,…と同一工程 ,同一方法で、それぞれ
の切断線ａの切断方向の上流側の先端に、開いた角度が
３０〜９０度程度で長さが１ .０〜３ .０ｍｍ程度の相
対する左右の斜めの切断線ｂ ,ｂを、左右どちらか一方
の斜めの切断線ｂを、切断線ａに連続して設けて、また
左の斜めの切断線ｂと右の斜めの切断線ｂとを、切断線
ａに交互に連続して設けて、それぞれもう一方の斜めの
切断線ｂを、切断線ａに０ .５〜１ .５ｍｍ程度の非切
断部ｃを介して設けることができる。In the opening line of the opening of the packaging material of the present embodiment, the opposite left and right diagonal cutting lines b, b in the shape of an inverted C-shape whose upstream side is open are indicated by the opening start notch d and the broken line. The cutting lines a 1, a 2, a 2,... Are considered not to be continuous with each other, and the positions of the dashed cutting lines a 1, a 2, a 2,. Considering the degree of inconsistency, the strength of the packaging material and the oblique cutting line b,
In consideration of the cutting effect of the cutting line b, the same step and the same method as the above-mentioned broken line cutting lines a 1, a 2, a 3,. The left and right diagonal cutting lines b, b of which the angle is about 30 to 90 degrees and the length is about 1.0 to 3.0 mm, and one of the right and left diagonal cutting lines b, The diagonal cutting line b on the left and the diagonal cutting line b on the right are continuously provided alternately on the cutting line a, and the other diagonal cutting line b is formed as a cutting line. a can be provided through a non-cut portion c of about 0.5 to 1.5 mm.
【００２５】[0025]
【発明の効果】以上、課題を解決するための手段ほかに
示すとおり、本発明の包装材料の開封切れ目線において
は、破線状の切断線ａ ,ａ ,ａ ,ａ ,…に沿って手で切
断することができる、しかも非切断部ｃの働きで、後の
積層工程などで不用意に引裂かれてしまうことがない、
各種の包装袋や蓋材などの包装材料の、切断が容易で確
実な開封切れ目線を提供することができる。As described above, as shown in the means for solving the problems, the opening line of the packaging material of the present invention is manually cut along the broken line a 1, a 2, a 3, a 3,. It can be cut, and the function of the non-cut portion c does not cause careless tearing in a later laminating step, etc.
It is possible to provide an easy-to-cut and reliable opening line of packaging materials such as various packaging bags and lid materials.
【図１】本発明の実施の形態における、図１Ａ ,Ｂ ,Ｃ
,Ｄは、包装材料の開封切れ目線の平面図である。1A, 1B, and 1C in an embodiment of the present invention;
, D is a plan view of the opening line of the packaging material.
【図２】本発明の実施の形態における、図２Ａ ,Ｂは、
包装材料の開封切れ目線を設けた包装袋の平面図 ,部分
断面図である。2A and 2B according to an embodiment of the present invention are:
FIG. 2 is a plan view and a partial cross-sectional view of a packaging bag provided with a break line of the packaging material.
【図３】図３Ａ ,Ｂ ,Ｃは、従来の包装材料の開封切れ
目線の平面図である。FIGS. 3A, 3B, and 3C are plan views of the conventional packaging material taken along the opening line.
２ …ベース材料層 ３ …バリヤー層 ４ …シーラント層 ａ …破線状の切断線 ｂ …斜めの切断線 ｃ …非切断部 ｄ …開封開始切欠き 矢印 …切断方向 2 ... base material layer 3 ... barrier layer 4 ... sealant layer a ... broken line cutting line b ... oblique cutting line c ... non-cutting part d ... opening start notch arrow ... cutting direction
───────────────────────────────────────────────────── フロントページの続き Ｆターム(参考） 3E064 AA05 AA09 AA11 BA01 BA17 BA29 BA30 BA54 BB03 BC08 BC18 EA12 HM03 HN06 HP01 HP02 3E067 BA12A BB01A BB12A BB14A BB16A BB25A BC03A CA30 EA08 EA15 FA01 FC01 3E086 AC11 AD01 AD23 BA04 BA13 BA14 BA15 BA50 BB01 BB51 BB85 BB90 ──────────────────────────────────────────────────続 き Continued on the front page F-term (reference) 3E064 AA05 AA09 AA11 BA01 BA17 BA29 BA30 BA54 BB03 BC08 BC18 EA12 HM03 HN06 HP01 HP02 3E067 BA12A BB01A BB12A BB14A BB16A BB25A BC03A CA30 EA08 BA01 FC01 BA50 BB01 BB51 BB85 BB90
Claims (4)
とシーラント層４とを積層して成る、各種の包装袋や蓋
材などの包装材料の、少なくともベース材料層２に設け
る開封切れ目線であって、非切断部ｃを介して設けた破
線状の切断線ａ ,ａ ,ａ ,ａ,…と、それぞれの切断線
ａの切断方向の上流側の先端に、上流側が開いた逆ハの
字状の相対する左右の斜めの切断線ｂ ,ｂとを、左右ど
ちらか一方の斜めの切断線ｂを、切断線ａに連続して設
けて、もう一方の斜めの切断線ｂを、切断線ａに非切断
部ｃを介して設けたことを特徴とする包装材料の開封切
れ目線。At least a base material layer and a barrier layer.
Opening line provided in at least the base material layer 2 of various types of packaging materials, such as packaging bags and lid materials, which are formed by laminating the sealant layer 4 with the sealant layer 4, and the broken line provided through the non-cut portion c. , A cutting line a, a 1, a 2,..., And a left and right diagonal cutting line b 1, b having an inverted V-shape with an open upstream side at the upstream end in the cutting direction of each cutting line a. Is characterized in that one of the left and right diagonal cutting lines b is provided continuously to the cutting line a, and the other diagonal cutting line b is provided at the cutting line a via the non-cut part c. The opening line of the packaging material to be opened.
とシーラント層４とを積層して成る、各種の包装袋や蓋
材などの包装材料の、少なくともベース材料層２に設け
る開封切れ目線であって、非切断部ｃを介して設けた破
線状の切断線ａ ,ａ ,ａ ,ａ,…と、それぞれの切断線
ａの切断方向の上流側の先端に、上流側が開いた逆ハの
字状の相対する左右の斜めの切断線ｂ ,ｂとを、左の斜
めの切断線ｂと右の斜めの切断線ｂとを、切断線ａに交
互に連続して設けて、もう一方の斜めの切断線ｂを、切
断線ａに非切断部ｃを介して設けたことを特徴とする包
装材料の開封切れ目線。2. At least a base material layer 2 and a barrier layer 3.
Opening line provided in at least the base material layer 2 of various types of packaging materials, such as packaging bags and lid materials, which are formed by laminating the sealant layer 4 with the sealant layer 4, and the broken line provided through the non-cut portion c. , A cutting line a, a 1, a 2,..., And a left and right diagonal cutting line b 1, b having an inverted V-shape with an open upstream side at the upstream end in the cutting direction of each cutting line a. And the left oblique cutting line b and the right oblique cutting line b are provided alternately and continuously to the cutting line a, and the other oblique cutting line b is connected to the cutting line a by the non-cut portion c. The opening line of the opening of the packaging material, which is provided through the opening.
開封切れ目線において、２列又は３列以上の包装材料の
開封切れ目線を、２〜６ｍｍの間隔を開けて設けたこと
を特徴とする包装材料の開封切れ目線。3. The opening line of the packaging material according to claim 1 or 2, wherein the opening lines of two or more rows of the packaging material are provided at intervals of 2 to 6 mm. Characteristic opening line of packaging material.
開封切れ目線において、相対する左右の斜めの切断線ｂ
,ｂの開いた方向が互いに逆の、２列又は３列以上の包
装材料の開封切れ目線を、２〜６ｍｍの間隔を開けて設
けたことを特徴とする包装材料の開封切れ目線。4. The cutting line b for opening the packaging material according to claim 1 or 2, wherein the cutting line b is a diagonally opposite left and right cutting line.
b, opening lines of two or three or more rows of packaging materials, in which opening directions of b are opposite to each other, are provided at intervals of 2 to 6 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001049854A JP2002255230A (en) | 2001-02-26 | 2001-02-26 | Unsealable cut line for packaging material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001049854A JP2002255230A (en) | 2001-02-26 | 2001-02-26 | Unsealable cut line for packaging material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2002255230A true JP2002255230A (en) | 2002-09-11 |
Family
ID=18910896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001049854A Pending JP2002255230A (en) | 2001-02-26 | 2001-02-26 | Unsealable cut line for packaging material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002255230A (en) |
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|---|---|---|---|---|
| JP2008105719A (en) * | 2006-10-26 | 2008-05-08 | Okada Shigyo Kk | Packaging bag |
| JP2008114873A (en) | 2006-11-02 | 2008-05-22 | Dainippon Printing Co Ltd | Package containing bag |
| JP2013209159A (en) * | 2012-02-29 | 2013-10-10 | Dainippon Printing Co Ltd | Packaging bag |
| US20130266244A1 (en) * | 2012-04-09 | 2013-10-10 | Paul Edward Doll | Flexible packages having multiple lines of weakness to facilitate opening |
| JP2013209160A (en) * | 2012-02-29 | 2013-10-10 | Dainippon Printing Co Ltd | Packaging bag |
| JP2013216334A (en) * | 2012-04-05 | 2013-10-24 | Dainippon Printing Co Ltd | Packaging bag |
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| JP2014105004A (en) * | 2012-11-28 | 2014-06-09 | Toppan Printing Co Ltd | Seal lid and seal material |
| US20140191023A1 (en) * | 2009-03-28 | 2014-07-10 | Gary G. Emmott | Separable or opening portions for printable sheet material |
| JP2014166882A (en) * | 2013-02-01 | 2014-09-11 | Toppan Printing Co Ltd | Packaging bag |
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| JP2015093692A (en) * | 2013-11-11 | 2015-05-18 | 藤森工業株式会社 | Easily-open pillow packaging bag |
| JP2016137931A (en) * | 2015-01-28 | 2016-08-04 | ハウス食品グループ本社株式会社 | Packaging bag having weakened line, stab blade for forming weakened line, method for forming weakened line, manufacturing method of film material, and manufacturing method of packaging container |
| US10144241B2 (en) | 2016-08-19 | 2018-12-04 | Charles E. Emmott | Separable or opening portions for printable sheet material |
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2001
- 2001-02-26 JP JP2001049854A patent/JP2002255230A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008105719A (en) * | 2006-10-26 | 2008-05-08 | Okada Shigyo Kk | Packaging bag |
| JP2008114873A (en) | 2006-11-02 | 2008-05-22 | Dainippon Printing Co Ltd | Package containing bag |
| US9278783B2 (en) * | 2009-03-28 | 2016-03-08 | Gary G. Emmott | Separable or opening portions for printable sheet material |
| US20140191023A1 (en) * | 2009-03-28 | 2014-07-10 | Gary G. Emmott | Separable or opening portions for printable sheet material |
| JP2014166888A (en) * | 2012-02-29 | 2014-09-11 | Dainippon Printing Co Ltd | Packaging bag |
| JP2013209159A (en) * | 2012-02-29 | 2013-10-10 | Dainippon Printing Co Ltd | Packaging bag |
| JP2013209160A (en) * | 2012-02-29 | 2013-10-10 | Dainippon Printing Co Ltd | Packaging bag |
| JP2015110450A (en) * | 2012-02-29 | 2015-06-18 | 大日本印刷株式会社 | Packaging bag |
| JP2015107837A (en) * | 2012-02-29 | 2015-06-11 | 大日本印刷株式会社 | Packaging bag |
| JP2014159304A (en) * | 2012-02-29 | 2014-09-04 | Dainippon Printing Co Ltd | Packaging bag |
| JP2013216334A (en) * | 2012-04-05 | 2013-10-24 | Dainippon Printing Co Ltd | Packaging bag |
| US8876383B2 (en) * | 2012-04-09 | 2014-11-04 | Kraft Foods Group Brands Llc | Flexible packages having multiple lines of weakness to facilitate opening |
| US20150017291A1 (en) * | 2012-04-09 | 2015-01-15 | Kraft Foods Group Brands Llc | Flexible packages having multiple lines of weakness to facilitate opening |
| US20130266244A1 (en) * | 2012-04-09 | 2013-10-10 | Paul Edward Doll | Flexible packages having multiple lines of weakness to facilitate opening |
| US9382053B2 (en) * | 2012-04-09 | 2016-07-05 | Kraft Foods Group Brands Llc | Flexible packages having multiple lines of weakness to facilitate opening |
| JP2014061942A (en) * | 2012-08-27 | 2014-04-10 | Toppan Printing Co Ltd | Packaging bag |
| JP2014105004A (en) * | 2012-11-28 | 2014-06-09 | Toppan Printing Co Ltd | Seal lid and seal material |
| JP2014166882A (en) * | 2013-02-01 | 2014-09-11 | Toppan Printing Co Ltd | Packaging bag |
| JP2015093691A (en) * | 2013-11-11 | 2015-05-18 | 藤森工業株式会社 | Easily-open pillow packaging bag |
| JP2015093692A (en) * | 2013-11-11 | 2015-05-18 | 藤森工業株式会社 | Easily-open pillow packaging bag |
| JP2016137931A (en) * | 2015-01-28 | 2016-08-04 | ハウス食品グループ本社株式会社 | Packaging bag having weakened line, stab blade for forming weakened line, method for forming weakened line, manufacturing method of film material, and manufacturing method of packaging container |
| US10144241B2 (en) | 2016-08-19 | 2018-12-04 | Charles E. Emmott | Separable or opening portions for printable sheet material |
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