JP5853603B2 - Packaging container and method of manufacturing a package using the same - Google Patents

Description

  The present invention relates to a resealable sealed packaging container, and in particular, a packaging suitable for an application in which paper or cloth containing volatile components such as wet tissue is stored and used continuously for a certain period of time. The present invention relates to a container and a method for producing a package using the same.

  We know products that contain multiple sheets of paper or cloth soaked with water, alcohol, or other volatile liquids or drugs, such as wet tissue, and that are used continuously for a certain period after opening. It has been.

  In many of these products, the take-out port can be resealed so that volatile substances contained in the contents are not dissipated after opening and the functionality of the product is not deteriorated.

  The most common method of resealing is to cover the take-out opening with a large adhesive sheet. When using, peel off the adhesive sheet and take out the contents. Resealability is ensured by pressure bonding.

  As the material and shape of these containers, for example, if it is a wet tissue, a flexible packaging bag type container using a soft packaging material is most commonly used, and a back-attached palm bag or a back-attached gusset bag is used. There are many.

  These resealable containers using flexible packaging bags have an essential problem that wrinkles are likely to occur around the opening, particularly when the contents are reduced, and the sealing performance is impaired. In addition, as the contents are reduced, the bag becomes thin, so that there is a problem that the appearance is poor. Furthermore, since the flexible packaging bag container is not self-supporting, it is inferior in terms of the display effect at the store.

  The simultaneous opening moisture-proof container described in Patent Document 1 is a moisture-proof container that solves the problems of the appearance and the display effect and that can open the inner bag at the same time when the outer box is opened.

Japanese Utility Model Publication No. 55-30235

  The simultaneous opening moisture-proof container described in Patent Document 1 has a structure that cannot be resealed once it has been opened, and therefore can only be used for applications where the contents are used up at once.

  The problem to be solved by the present invention is that it is easy to open and can be resealed even after it has been opened once, and the sealability and appearance are not deteriorated even when the content is reduced. The present invention proposes a sealed packaging container and a method for producing a package using the same.

As means for solving the above-mentioned problems, the invention according to claim 1 is a packaging container comprising an inner bag for storing contents containing a volatile substance and an outer box for storing the inner bag. The inner bag is formed by forming a laminated body that prevents permeation of the volatile substance, and has an opening half-cut line having a closed shape that forms an opening for taking out the contents, and the opening An opening reinforcing sheet that reinforces the periphery, and an adhesive sheet for resealing that covers the opening and the opening reinforcing sheet, and a portion surrounded by the opening half-cut line of the laminate is for the resealing The outer box has a bottom plate, a back plate and a top plate sequentially connected from the bottom plate via a crease line, and further connected from the bottom plate via a crease line. And the left and right side plates connected from the top plate via the crease line It has a face plate, the back plate, the left and right side plates, and the front plate are provided with folding lines for folding each plate when the outer box is crushed, The top plate has a lid plate formed by a lid half-cut line, the inner bag is bonded to the bottom plate and the top plate, and the resealing adhesive sheet is bonded to the lid plate. When opening the lid plate by opening the lid half-cut line of the outer box, the opening half-cut line of the inner bag is opened and the opening of the inner bag is opened at the same time. It is a packaging container.

  The packaging container according to the present invention comprises a resealable inner bag and an outer box for storing the inner bag, and the inner bag is made of a laminate that does not transmit volatile substances contained in the contents, so that it is not opened. In addition, it is excellent in the preservation of the contents after opening, and also has an outer appearance because it has an outer box.

  The portion surrounded by the opening half-cut line that forms the opening of the inner bag is adhered to the resealable adhesive sheet, and further, this resealable adhesive sheet is adhered to the lid plate When the cover plate of the outer box is opened, the opening of the inner bag is also opened at the same time. For this reason, the trouble which opening requires can be saved and it can open very easily.

  Since the opening portion reinforcing sheet is provided around the opening portion of the inner bag, even if the content is reduced, the opening portion is not wrinkled and the sealing performance is maintained. In addition, the resealable adhesive sheet, which is the means for resealing the inner bag, is adhered and fixed to the cover plate of the outer box, so that the flatness of the resealable adhesive sheet is always maintained during resealing and sealing. Guarantee is guaranteed.

  Folding crease lines are provided in the center of the front plate, side plate, and back plate that form the side of the outer box, so when the cover plate part of the outer box is pressed during resealing, these fold lines are folded. As a result, the flatness of the top plate is maintained. For this reason, while resealability improves, it has the effect | action which keeps the external appearance of a packaging container favorable, even after the content reduces.

  Next, according to the second aspect of the present invention, the vertical plate for vertically placing the front plate as a bottom surface on the crease line between the top plate and the front plate and the crease line between the bottom plate and the margin. 2. The packaging container according to claim 1, further comprising a notch for forming a placing foot.

  The invention according to claim 3 is the packaging container according to claim 1 or 2, wherein the bottom plate of the outer box is provided with a perforation line for dismantling.

  Moreover, invention of Claim 4 exists in the peeling start site | part of the said adhesive sheet for resealing, The part in which the adhesive is not apply | coated exists in any one of Claims 1-3 characterized by the above-mentioned. It is a packaging container as described in above.

The invention according to claim 5 includes the following steps, and has the third and subsequent steps in this order, and packaging using the packaging container according to any one of claims 1 to 4 It is a manufacturing method of a body.
The 1st process which creates the inner bag with the opening part for filling unsealed.
Second step of creating an outer box blank.
A third step of adhering and fixing the inner bag to the back side of the outer box blank.
A fourth step of creating a packaging container with a built-in inner bag by sacking an outer box blank.
A fifth step of sealing the inner bag after opening the outer box and storing the contents in the inner bag.
A sixth step of sealing the opening of the outer box to form a package.

  The packaging container according to the present invention comprises a resealable inner bag and an outer box for storing the inner bag, and the inner bag is made of a laminate that does not transmit volatile substances contained in the contents, so that it is not opened. In addition, since it has excellent storability of the contents after opening and has an outer box that can be freely printed, it can be excellent in appearance.

  Further, the packaging container according to the present invention has a portion surrounded by the opening half-cut line forming the opening of the inner bag bonded to the resealable pressure-sensitive adhesive sheet. Since it is adhered to the cover plate, when the cover plate of the outer box is opened, the opening of the inner bag is also opened at the same time. For this reason, the trouble which opening requires can be saved and it can open very easily.

  Moreover, since the opening portion reinforcing sheet is provided around the opening portion of the inner bag, even if the contents are reduced, the opening portion is not wrinkled and the sealing performance is maintained. In addition, the resealable adhesive sheet, which is the means for resealing the inner bag, is adhered and fixed to the cover plate of the outer box, so that the flatness of the resealable adhesive sheet is always maintained during resealing and sealing. Guarantee is guaranteed.

  Furthermore, since folding crease lines are provided in the center of the front plate, side plate, and back plate that form the side of the outer box, when the cover plate part of the outer box is pressed during resealing, these folding folding lines are provided. The ruled lines are folded, and the flatness of the top plate is maintained. For this reason, while resealability improves, it has the effect that the external appearance of a packaging container is kept favorable, even after the content reduces.

  Next, in the invention according to claim 2, the front plate is placed vertically on the crease line between the top plate and the front plate and the crease line between the bottom plate and the margin. Since the cuts for forming the vertical legs are provided, it is possible to stand and display the packaging container, saving the display space and improving the display effect.

  Next, in the invention according to claim 3, since the disassembling perforation line is provided on the bottom plate of the outer box, it can be easily disassembled and separated when the used packaging container is discarded. it can.

  Next, in the invention according to claim 4, since the part where the adhesive is not applied is provided at the peeling start portion of the re-sealing pressure-sensitive adhesive sheet, it is adhered to the lid plate when the container is opened. The re-sealing pressure-sensitive adhesive sheet does not peel off from the opening, and conversely the trouble that the adhesion between the re-sealing pressure-sensitive adhesive sheet and the cover plate is peeled off is less likely to occur. There is an effect of peeling together with the plate.

  Next, in the method for manufacturing a package according to claim 5, the contents are filled in the packaging container after the outer box containing the inner bag is put in a sack-attached state. Therefore, it is possible to quickly and safely fill even a content containing a component that easily volatilizes. Moreover, since the inner bag and the outer box can be bonded and fixed in advance while aligning, the positions of both can be accurately aligned.

FIG. 1 is a perspective view showing an embodiment of a packaging container according to the present invention. FIG. 2 is a perspective view showing a state where the packaging container shown in FIG. 1 is opened. FIG. 3 is a perspective view showing the contents taken out from the state shown in FIG. FIG. 4 is a perspective view showing a state in which the contents are reduced in the packaging container shown in FIG. FIG. 5 is a schematic plan view showing a state in which the packaging container shown in FIG. 1 is viewed from the top plate side. FIG. 6 is a schematic plan view showing a state in which the packaging container shown in FIG. 1 is viewed from the bottom plate side. FIG. 7 is a schematic cross-sectional view showing the X-X ′ cross section of FIG. 5. FIG. 8 is a perspective explanatory view showing a structure in an embodiment of the inner bag of the packaging container according to the present invention. FIG. 9 is a schematic plan view showing a blank of the outer box of the packaging container shown in FIGS. FIG. 10 is a perspective explanatory view showing a part of a method for manufacturing a package using the packaging container according to the present invention, and FIG. 10 (1) shows that the inner bag is bonded and fixed to the back side of the outer box blank. The 3rd process to perform is shown. Moreover, FIG. 10 (2) shows the state after the 4th process completion which created the packaging container which built the inner bag by sack pasting the outer box blank. FIG. 10 (3) shows a state in which the outer box is opened and the contents are stored in the inner bag in the fifth step.

Hereinafter, a packaging container according to the present invention will be described in detail with reference to the drawings.
FIG. 1 is a perspective view showing an embodiment of a packaging container according to the present invention, and FIG. 2 is a perspective view showing a state where the packaging container shown in FIG. 1 is opened. FIG. 3 is a perspective view showing the contents taken out from the state shown in FIG. FIG. 4 is a perspective view showing a state in which the contents are reduced in the packaging container shown in FIG. FIG. 5 is a schematic plan view showing a state of the packaging container shown in FIG. 1 viewed from the top plate side, and FIG. 6 is a schematic plan view showing a state viewed from the bottom plate side. FIG. 7 is a schematic cross-sectional view showing the XX ′ cross-section of FIG. FIG. 8 is a perspective explanatory view showing a structure in an embodiment of the inner bag of the packaging container according to the present invention, and FIG. 9 shows a blank of the outer box of the packaging container shown in FIGS. It is a plane schematic diagram.

  The packaging container (1) which concerns on this invention is a packaging container which consists of the inner bag (20) which accommodates the content (30) containing a volatile substance, and the outer box (2) which accommodates an inner bag.

  The packaging container (1) according to the present invention has an inner bag (20) that prevents volatilization of volatile substances contained in the contents and an outer box (2) that accommodates the inner bag (20). It is good and has an excellent appearance.

  Examples of the contents that can be stored in the packaging container (1) according to the present invention include, for example, wet tissue containing moisture, those containing alcohol and fragrance that are more volatile than water, and volatile such as menthol. Examples include patches containing easily medicinal ingredients.

  FIG. 3 is a perspective view showing the contents taken out from the packaging container according to the present invention. The shape and size of the opening (26) are appropriately determined depending on the shape and size of the contents (30) and properties such as stiffness.

  As shown in FIG. 8, the inner bag (20) is formed by molding a laminate that prevents permeation of the volatile substance. An opening half-cut line (25) having a closed shape that forms an opening (26) for taking out the contents (30), an opening reinforcing sheet (23) that reinforces the periphery of the opening, and an opening ( 26) and an adhesive sheet (24) for resealing that covers the opening reinforcing sheet (23).

  The inner bag (20) in the embodiment shown in FIG. 8 is a back-attached palm bag in which a single laminate is formed into a cylindrical shape by a palm seal portion (22) and then a seal portion (21) is formed. It may be a back-attached gusseted bag or a simple four-sided bag.

  As a laminated body which comprises an inner bag (20), the packaging material generally used for a flexible packaging bag can be used. Depending on the type of volatile component contained in the contents, it is desirable to provide a barrier layer having a property of blocking this. As the barrier layer, an aluminum foil, an aluminum deposited film, a gas barrier film deposited with a metal oxide, or the like is used. A sealant layer is disposed on the inner surface side of the laminate so that it can be processed into a bag shape by heat sealing.

  The portion surrounded by the opening half-cut line (25) of the laminate, that is, the portion forming the opening (26) is bonded to the pressure-sensitive adhesive surface of the resealable pressure-sensitive adhesive sheet (24). In addition, as the adhesive force of this part, if the opening part half-cut line (25) is formed appropriately, the original adhesion which the pressure-sensitive adhesive sheet for re-sealing (24) has can be used without using a special adhesive. Sometimes power alone is enough.

  As shown in FIG. 9, the outer box (2) includes a bottom plate (8), a back plate (7) and a top plate (sequentially provided from the bottom plate (8) via the crease line (11). 4) and the left and right side plates provided continuously from the bottom plate (8) via the crease line, and from the top plate (4) via the crease line (11). (6) and a front plate (5).

  On the outer surface of the outer box (2), necessary information such as pictures and characters indicating the contents, instructions for use, etc. is printed and formed, and a transparent protective layer is provided as necessary. Moreover, you may provide printing and a transparent protective layer as needed also on the inner surface side of an outer box (2).

  When the outer box (2) is squeezed into the back plate (7), the left and right side plates (6), and the front plate (5), each plate is folded outward as shown in FIG. A folding line (16) for folding is provided.

  The folding crease line (16) prevents the appearance of the packaging container (1) from being deformed and deteriorating when the contents are consumed and the inner bag (20) is thinned. Even when the cover plate (9) is pressure-bonded at the time of resealing, the outer box (2) is crushed while the cover plate (9) is kept flat, and the effect of complete resealing is exhibited.

  The top plate (4) has a lid plate (9) formed by a lid half-cut line (17). As shown in FIG. 7, the inner bag (20) has a bottom plate (8) and a top plate. The adhesive sheet for re-sealing (24) is adhered to the cover plate (9).

  Therefore, as shown in FIG. 2, when the lid half-cut line (17) of the outer box (2) is cut open and the lid plate (9) is opened, the opening half-cut line (25) of the inner bag (20) ) Is incised, and the opening (26) of the inner bag is simultaneously opened. At this time, the film (27) in the opening corresponding to the inside of the opening half-cut line (25) of the laminate forming the inner bag (20) is covered with the re-sealing adhesive sheet (24) and the cover plate (9). Move to the back of the.

  Thus, when the cover plate (9) of the outer box (2) is opened, the opening (26) of the inner bag (20) is opened at the same time, which is very convenient. Moreover, since the film (27) of the opening part which is an inner part of the opening part half cut line (25) of the inner bag (20) moves to the resealable adhesive sheet (24) and covers the adhesive surface, When sealed, it exerts the effect of preventing the adhesive surface from swelling due to components that volatilize from the contents.

  In addition, the adhesive layer of the pressure-sensitive adhesive sheet for re-sealing (24) is more smoothly started to peel if a portion (24a) where no adhesive is present is provided in the portion where peeling begins. In addition, when opening the container, the re-sealing adhesive sheet adhered to the lid plate does not peel off from the opening, and conversely the adhesive between the resealing adhesive sheet and the lid plate is peeled off. It becomes difficult and there exists an effect which the adhesive sheet for resealing peels with a cover plate reliably.

  The hatched portion shown in FIG. 9 indicates the position of the inner bag fixing paste (28). The inner bag (20) and the back side of the outer box (2) are bonded and fixed on the bottom plate (8) and the top plate (4).

  The lid plate (9) is a central portion of the top plate (4), and the left and right lid half-cut lines (17) are opened to open the folded line as the hinge portion (18). . At this time, a stopper (14) is provided so that the cover plate (9) does not open too much.

  In this embodiment, a part of the front plate (5) is cut by a cut line and a half cut line to form an opening knob (13) connected to the lid plate (9). Further, an opening hole (12) is formed in the front plate (5) so that the opening knob (13) can be easily lifted during opening.

  The front plate (5) and the margin (10) are bonded only at portions other than the opening knob (13) and the opening hole (12).

  The lid half-cut line (17) for separating the lid plate (9) is positioned slightly on the front side and the back side of the top plate (4) as shown in FIG. Are provided. By doing so, when opening with the opening knob (13), delamination of the paper occurs between the two half-cut lines on the front side and the back side, and the cover plate (9) is smoothly cut open.

  In the embodiment shown in FIGS. 1 to 9, the folding line (11) between the top plate (4) and the front plate (5) and the fold between the bottom plate (8) and the margin (10). The ruled line (11) is provided with a notch (15a) for forming a vertically placed foot (15) for vertically placing the front plate (5) as a bottom surface.

  In this way, the packaging container (1) can be placed upright with the front plate (5) as the bottom surface, which leads to saving display space at the storefront and improving the display effect.

  As shown in FIG. 9, in this embodiment, the bottom plate (8) is provided with the disassembling perforation line (19). Therefore, when the packaging container (1) is discarded after use, the inner bag (20) And the outer box (2) can be separated and discarded efficiently.

Next, the manufacturing method of the package using the packaging container (1) which concerns on this invention is demonstrated.
As a very general method of manufacturing a package, first, the contents (30) are stored in the inner bag (20), the opening is sealed, and then the outer box (2) is stored. There is a way to seal.

  However, in the case of the packaging container (1) according to the present invention, it is necessary to accurately align the opening (26) of the inner bag (20) and the lid (9) of the outer box (2). In a general method, accurate alignment cannot be performed.

  Therefore, the inventor invented a method for manufacturing a package including the following steps and having the third and subsequent steps in this order. That is, a first step of creating an inner bag in which the filling opening is unsealed. Second step of creating an outer box blank. A third step of adhering and fixing the inner bag to the back side of the outer box blank. A fourth step of creating a packaging container with a built-in inner bag by sacking an outer box blank. A fifth step of sealing the inner bag after opening the outer box and storing the contents in the inner bag. This is a sixth step in which the opening of the outer box is sealed to form a package.

  According to this method, since the inner bag (20) and the outer box blank (3) can be bonded and fixed in advance, the positions of both can be accurately aligned. Moreover, since the packaging (1) is filled with the contents (30) after the outer box (2) containing the inner bag (20) is put on the sack, the contents (30) are filled. This saves time and effort, so that it is possible to quickly and safely fill even contents that contain easily volatile components.

  FIG. 10 is a perspective explanatory view showing a part of a method for manufacturing a package using the packaging container (1) according to the present invention. FIG. 10 (1) shows the 3rd process of adhering and fixing an inner bag (20) to the back surface side of an outer box blank (3). Moreover, FIG. 10 (2) shows the state after the 4th process completion which created the packaging container which built the inner bag by sack pasting the outer box blank. FIG. 10 (3) shows a state in which the outer box is opened and the contents are stored in the inner bag in the fifth step.

  As shown in FIG. 10 (1), the inner bag (20) is bonded and fixed to the back side of the outer box blank (3) while the filling opening (29) is not sealed. The The inner bag (20) is provided with an opening half-cut line in advance, and the opening reinforcing sheet is adhered to the inner bag while aligning it, and the resealing adhesive sheet (24) is adhered while further aligning. It is.

  In this state, since both the inner bag (20) and the outer box blank (3) are planar, alignment is easy. It should be noted that the seal portion (21) on the opposite side of the filling opening (29) of the inner bag (20) may be unsealed at this stage.

  Next, the outer box blank (3) is bent along the crease line, and sack pasting is performed to bond the margin (10) and the front plate (5) to the state shown in FIG. 10 (2). At this time, the back surface of the resealable pressure-sensitive adhesive sheet (24) and the inner surface of the lid plate (9) are bonded, and the upper surface of the inner bag (20) and the inner surface of the top plate (4) are bonded to the inner bag. It is made to adhere by fixing glue (28).

  As a method of bonding the back surface of the resealable pressure-sensitive adhesive sheet (24) and the inner surface of the lid plate (9), for example, a pressure-sensitive adhesive or heat-sensitive adhesive is previously applied to the back surface of the resealable pressure-sensitive adhesive sheet (24). There is a method of applying an adhesive.

  Next, as shown in FIG. 10 (3), the outer box that has been pasted with the sack is opened, the filling opening (29) is opened, and the contents are moved along the filling direction (31). Fill. Finally, the filling opening (29) is sealed, and the side plate (6) of the outer box (2) is adhered and sealed to complete the package.

If the seal portion (21) of the inner bag (20) is in an unsealed state, it may be sealed immediately before filling the contents, or at the same time as the filling opening (29) is sealed. You may do it.

  As described above, the packaging container (1) according to the present invention is extremely suitable for an application in which contents containing volatile components are stored and used continuously for a certain period of time. According to the manufacturing method, the package using the packaging container according to the present invention can be efficiently and stably manufactured.

DESCRIPTION OF SYMBOLS 1 ... Packaging container 2 ... Outer box 3 ... Outer box blank 4 ... Top plate 5 ... Front plate 6 ... Side plate 7 ... Back plate 8 ... Bottom plate 9 ... Lid 10 ... Margin 11 ... Crease 12 ... Opening hole 13 ... Opening knob 14 ... Stopper 15 ... Vertical Foot 15a ... Incision 16 ... Folding crease line 17 ... Lid half cut line 18 ... Hinge part 19 ... Perforation line 20 for dismantling ... Inner bag 21 ... Seal part 22 ... Palm seal part 23 ... Opening part reinforcing sheet 24 ... Resealable adhesive sheet 24a ... Part 25 where no adhesive is applied ... Opening half-cut line 26 ... Opening Portion 27 ... Opening film 28 ... Inner bag fixing glue 29 ... Filling opening 30 ... Contents 31 ... Inside Things filling direction

Claims (5)

A packaging container comprising an inner bag for storing contents containing a volatile substance and an outer box for storing the inner bag, wherein the inner bag forms a laminate that prevents permeation of the volatile substance. An opening half-cut line having a closed shape that forms an opening for taking out the contents, an opening reinforcing sheet that reinforces the periphery of the opening, and a cover that covers the opening and the opening reinforcing sheet. A portion having an adhesive sheet for sealing and surrounded by the opening half-cut line of the laminate is adhered to the adhesive sheet for resealing,
The outer box has a bottom plate, a back plate and a top plate sequentially provided from the bottom plate via a crease line, and a margin provided continuously from the bottom plate via a crease line, and a top plate The left and right side plates and the front plate are connected to each other through a crease line from the back plate, the left and right side plates, and the front plate. Folding crease lines are provided for bending, the top plate has a lid plate formed by a lid half-cut line,
The inner bag is bonded to the bottom plate and the top plate, and the resealing adhesive sheet is bonded to the lid plate,
A packaging characterized in that when the lid half-cut line of the outer box is cut open and the lid plate is opened, the opening half-cut line of the inner bag is cut open so that the opening of the inner bag opens simultaneously. container.   The crease line between the top plate and the front plate and the crease line between the bottom plate and the bottom plate are provided with cuts for forming vertical feet for placing the front plate in the vertical direction. The packaging container according to claim 1, wherein   The packaging container according to claim 1 or 2, wherein a disassembling perforation line is provided on a bottom plate of the outer box.   The packaging container according to any one of claims 1 to 3, wherein a portion where the adhesive is not applied is present at a peeling start portion of the resealable pressure-sensitive adhesive sheet. The manufacturing method of the package body using the packaging container of any one of Claims 1-4 including the following processes and having a 3rd process or later in this order.
The 1st process which creates the inner bag with the opening part for filling unsealed.
Second step of creating an outer box blank.
A third step of adhering and fixing the inner bag to the back side of the outer box blank.
A fourth step of creating a packaging container with a built-in inner bag by sacking an outer box blank.
A fifth step of sealing the inner bag after opening the outer box and storing the contents in the inner bag.
A sixth step of sealing the opening of the outer box to form a package.