TWI787465B - Food packaging material and food packaging body - Google Patents

Abstract

Provided is a food wrapping material including an inner sheet arranged between a front sheet part and a rear sheet part, while extending from an inside of a header part to an inside of a storage part, wherein an area of the inner sheet located inside of the storage part is arranged between a food stored in the storage part and the rear sheet part.

Description

Food packaging materials and food packaging

The present invention relates to a food packaging material formed using a sheet material, and a food packaging body formed by packaging food using the food packaging material.

As for food packaging materials for packaging foods, those formed into bags from sheets are used. Such a packaging material for food is equipped with the front side sheet part and the back side sheet part arrange|positioned to overlap. In addition, the packaging material for food is equipped with a pair of side edge connecting parts, and the pair of side edge connecting parts connects the two side edges of the front side sheet part in the other direction perpendicular to the one direction and the aforementioned other side edge part of the rear side sheet part. It is formed on both sides of the direction. In addition, the packaging material for food is provided with a connecting portion between the side edge portions, and the connecting portion between the side edge portions is separated from one end portion in the aforementioned one direction of the front side panel portion and the rear side panel portion toward the other end portion side in the aforementioned one direction. The position between the pair of side edge connecting parts connects the front side panel part and the back side panel part.

In addition, the packaging material for food is provided with a storage part for storing food and a sealing part for closing the storage part on the side bounded by the connecting part between the side edge parts in the above-mentioned one direction. In addition, the packaging material for food has a pouch head portion extending from the connecting portion between the side edge portions to the other side bounded by the connecting portion between the side edge portions in the one direction. In addition, food packaging materials are The area where the bag head is formed in the rear side panel has a slit which serves as a starting point when the rear side panel is cut along the aforementioned one direction (unsealing the food package).

In the packaging material for food as described above, when the food is stored in the storage part, the area forming the sealing part of the front side panel and the rear side panel is folded to form a sealing wall part that closes the storage part. Thereby, it becomes the food package which packed food with the packaging material for food. Then, a label, adhesive tape, etc. printed with product information and the like are attached to the closing wall to keep the container in a closed state (the state in which the product is packaged).

However, in the above-mentioned food packaging body, since the pouch head is only composed of a part of the front side panel and a part of the back side panel, it is easy to deform, and it is easy to direct the connecting part between the side edges as the axis. The front panel side or the rear panel side (front-back direction) is displaced. In this way, if the bag head is deformed, shifted in the front-back direction, etc., the contents (such as product information, etc.) written on the bag head will become difficult to visually recognize, and it will become a factor that reduces the design of the food package. .

[Prior Art Literature] [Patent Document]

[Patent Document 1] Japanese Patent Laid-Open Publication No. 2015-089829

In view of this, an object of the present invention is to provide a food packaging material capable of suppressing deformation and displacement of the bag head, and a food packaging body in which food is packaged using the food packaging material.

The food packaging material of the present invention is formed into a bag shape by sheets, and the food packaging material is provided with: a front side panel and a rear side panel arranged in an overlapping manner; The two side edges in the other direction perpendicular to one direction and the two side edges in the other direction of the rear side panel are formed; the connecting part between the side edges is tied between the front side panel and the rear side panel The position where one end of the aforementioned one direction of the portion is away from the other end of the aforementioned one direction is connected across a pair of side edge connecting portions to connect the front side panel portion and the rear side panel portion; The closing part of the receiving part is formed on the side bordered by the connecting part between the side edge parts in the aforementioned one direction; and the bag head is extended from the receiving part towards one end side of the aforementioned one direction; wherein, the rear side The sheet portion is provided with a slit portion as a starting point for cutting the receiving portion in the area where the receiving portion is formed; the food packaging material further includes an inner sheet, and the inner sheet is arranged on the front side sheet portion from the inside of the bag head to the inside of the receiving portion. Between the rear side sheet portion; the part of the inner sheet 5 located in the storage portion is disposed between the food stored in the storage portion and the rear side sheet portion.

The above-mentioned slit portion may be formed in a concave shape open toward the other end side of the rear side sheet in the aforementioned one direction, and the packaging material for food may further include a cutting tape arranged so as to extend from the rear side sheet. The position near the slit portion of the portion extends to the aforementioned one direction throughout the area where the closed portion is formed.

The aforementioned inner sheet may be connected to at least one of the front side sheet and the rear side sheet in the region forming the bag head.

The food packaging system of the present invention is formed by packaging food with any food packaging material as described above.

1‧‧‧Food packaging materials

1a‧‧‧Containment Unit

1b‧‧‧closed part

1c‧‧‧bag head

1d‧‧‧Cutting part

1e‧‧‧The first seam

1f‧‧‧Second slit

1g‧‧‧opening

2‧‧‧Front side part

2a‧‧‧Side edge

3‧‧‧Rear side piece

3a‧‧‧Side edge

4‧‧‧Cutting belt

5‧‧‧Inside sheet

100‧‧‧food packaging

J1‧‧‧Side edge joint

J2‧‧‧unconnected part

J3‧‧‧Joint part between side edge parts

J4‧‧‧Inner connection part of bag head

J5‧‧‧Containment Department Inner Connection Department

J31‧‧‧Direct link

J32‧‧‧Indirect link

J41, J51‧‧‧Vertical link

J42, J52‧‧‧Horizontal connection

X‧‧‧Food

Fig. 1 is a plan view of the food packaging material of the present embodiment viewed from the rear panel side.

Fig. 2 is a view of a state in which food is packaged with the food packaging material of this embodiment viewed from the side edge connecting portion side.

Fig. 3 is a perspective view showing a food package formed by packaging food with the food packaging material of this embodiment.

Fig. 4 is an end view showing the vicinity of the pouch head in section I-I of Fig. 3 .

Hereinafter, embodiments of the present invention will be described with reference to FIGS. 1 to 4 . In addition, in each of the following drawings, the same reference numerals are assigned to the same or corresponding parts, and description thereof will be omitted.

As shown in Fig. 1, the food packaging material 1 of this embodiment is formed by forming a sheet into a bag shape. As for the sheet material, one deformable along the shape of the food to be packaged is used. For example, a colorless and transparent resin film, paper material, cloth, or the like can be used as the sheet.

The packaging material 1 for food comprises: a storage part 1a capable of containing food; a sealing part 1b capable of closing the storage part 1a; Specifically, the food packaging material 1 is provided with a bag on one end side in the aforementioned one direction. The head portion 1c includes a closing portion 1b on the other end side in the one direction, and a housing portion 1a is provided between the bag head portion 1c in the one direction and the closing portion 1b.

Moreover, the food packaging material 1 is equipped with the front side sheet part 2 and the back side sheet part 3 arrange|positioned to overlap. In this embodiment, the sheet (substantially trapezoidal sheet) constituting the front side sheet 2 and the sheet (substantially trapezoidal sheet) constituting the rear side sheet 3 in the food packaging material 1 are arranged overlappingly. And the storage part 1a, the closing part 1b, and the bag head part 1c are formed by the front side panel part 2 and the back side panel part 3. As shown in FIG. In this embodiment, the length between the two ends of the front side panel 2 in the one direction is shorter than the length between the two ends of the back side panel 3 in the one direction. Thus, at the other end of the food packaging material 1 in the one direction, the other end of the front panel 2 in the one direction does not overlap with the other end of the rear panel 3 in the one direction.

In addition, the food packaging material 1 is provided with a slit 1d in the region where the storage portion 1a is formed in the back side panel 3, and the slit 1d is a starting point for cutting the storage portion 1a. This slit portion 1d is formed in a concave shape open toward the other end portion side in the aforementioned one direction of the back side panel portion. Specifically, the slit portion 1d includes a first slit portion 1e and a pair of second slit portions 1f, 1f. The first slit portion 1e extends in the aforementioned other direction. A pair of second slits 1f, 1f intersect the first slit 1e at a position away from both ends of the first slit 1e, and face the aforementioned one direction of the rear side panel 3 from the first slit 1e. The other end side extends. That is, the slit portion 1d is configured such that both end portions of the first slit portion 1e protrude in the other direction from the pair of second slit portions 1f, 1f.

In addition, the food packaging material 1 is further provided with a strip-shaped cutting tape 4, and the cutting tape 4 is arranged so as to extend from the position near the slit portion 1d of the back side panel portion 3 to the area where the sealing portion 1b is formed toward the aforementioned one. direction extension. One end in the longitudinal direction of the cutting tape 4 is arranged inside the concave slit 1d, and the other end in the longitudinal direction is located in the closed portion 1b.

In addition, the packaging material 1 for food is further equipped with the inner side sheet 5 arrange|positioned between the front side sheet part 2 and the back side sheet part 3. The inner sheet 5 is arranged extending from the inside of the bag head portion 1c to the inside of the housing portion 1a. And, the area|region of the inner sheet|seat 5 located in the storage part 1a is arrange|positioned between the foodstuffs accommodated in a storage part, and the rear side panel part 3. As shown in FIG. In addition, the area of the inner sheet 5 inside the housing portion 1a is arranged to cover the slit 1d (specifically, to cover the slit 1d and one end of the cutting tape 4 in the longitudinal direction). Thereby, foreign matter can be prevented from intruding into the receiving part from the slit.

In addition, the packaging material 1 for food is provided with a pair of side edge connecting portions J1, J1, and the pair of side edge connecting portions J1, J1 are used to connect two side edge portions of the front side sheet portion 2 in the other direction perpendicular to one direction. 2a, 2a and the two side edge portions 3a, 3a of the rear side panel portion 3 located in the other direction are formed. The pair of side edge joints J1, J1 are formed to extend from one end of the food packaging material 1 in the one direction toward the other end, and are formed to a position away from the other end in the one direction toward the one end. until. There is no particular limitation on the method of forming the pair of side edge joints J1, J1. For example, two overlapping sheet materials can be thermally cut to form, or two overlapping sheet materials can be thermally cut with a predetermined width. It may be formed by sealing, or it may be formed by using other members such as adhesive tapes and adhesives.

In addition, the food packaging material 1 is provided with a pair of unconnected portions J2, J2 in the region on the other end side in the aforementioned one direction, and in the pair of unconnected portions J2, J2, the two side edges of the front side sheet portion 2 The two side edge parts 3a, 3a of the part 2a, 2a and the back side panel part 3 are not connected. The pair of unconnected portions J2, J2 is formed to extend from the other end portion in the one direction of the food packaging material 1 toward the one end side to the position of the end portion of the pair of side edge connecting portions J1, J1.

In addition, the packaging material 1 for food is comprised so that the other end part of the said one direction of the front side sheet part 2 and the other end part of the said one direction of the back side sheet part 3 are not connected. In this way, in food packaging The other end part side of the said one direction of the material 1 is formed with the opening part 1g, and food can be inserted into the accommodating part 1a through this opening part 1g.

In addition, the packaging material 1 for food is provided with the connecting portion J3 between the side edge portions, and the connecting portion J3 between the side edge portions is in the direction from one end portion of the front side sheet portion 2 and the rear side sheet portion 3 in the aforementioned one direction to the aforementioned one direction. The position where the other end side is apart connects the front side panel part 2 and the rear side panel part 3 over a pair of side edge connection parts J1, J1. The inter-side edge connection portion J3 is formed to extend in the other direction, and both ends are connected to a pair of side edge connection portions J1 , J1 . In addition, the connecting portion J3 between side edge portions is equipped with a direct connecting portion J31 directly connecting the front side panel portion 2 and the rear side panel portion 3 at both ends, and is provided with an inner side panel 5 at a position closer to the inner side than both ends. The indirect connection part J32 which connects the front side panel part 2 and the back side panel part 3. In addition, the receiving portion 1a and the closing portion 1b are formed on one side of the aforementioned one direction bounded by the connecting portion J3 between side edges, and the pouch head portion 1c is formed on the other side.

In addition, the food packaging material 1 is provided with a bag head inner connection portion J4 formed to connect the inner sheet 5 to the front side panel 2 and the rear side panel 3 in the bag head 1c. At least one of them (connected to both in this embodiment). The pouch head inner connecting portion J4 includes a pair of vertical connecting portions J41, J41 extending in the aforementioned one direction (specifically, extending in the aforementioned one direction from the inter-side edge connecting portion J3). The pair of vertical connection portions J41, J41 are formed at intervals in the other direction. Moreover, the connection part J4 inside a pouch head part is provided with the horizontal connection part J42 extended in the said other direction. This horizontal connection part J42 is formed between a pair of vertical connection part J41, J41. As mentioned above, since the connecting part J4 in the bag head is provided, the area of the bag head 1c composed of the front side panel 2 and the back side panel 3 is connected to the inner panel 5, so the thickness of the bag head 1c can be increased. Deformation of the bag head portion 1c can be suppressed more effectively.

Moreover, the packaging material 1 for foods is equipped with the connection part J5 in a storage part which is formed so that the inner side sheet 5 may be connected to the back side sheet part 3 in the storage part 1a. The connecting portion J5 in the storage portion includes a pair of vertical connecting portions J51, J51 extending in the one direction (specifically, extending in the one direction from the connecting portion J3 between side edges). The pair of vertical connection parts J51, J51 is formed at intervals in the other direction, and is configured such that the slit 1d is located between the pair of vertical connection parts J51, J51. Moreover, the connection part J5 in a storage part is equipped with the horizontal connection part J52 extended in the said other direction. The horizontal connecting portion J52 is formed at a position separated from the connecting portion J3 between side edge portions toward the other end side in the one direction, and is configured such that the slit 1d is positioned between the horizontal connecting portion J52 and the connecting portion J3 between side edge portions. between. Moreover, the horizontal connection part J52 is formed between a pair of vertical connection part J51, J51, and both ends are connected to a pair of vertical connection part J51, J51. Thereby, the periphery of the slit 1d is surrounded by the connecting portion J3 between side edges, the pair of vertical connecting portions J51, J51, and the horizontal connecting portion J52, thereby preventing foreign matter from entering the accommodating portion 1a from the slit 1d.

When using the food packaging material 1 configured as above to package food, as shown in FIG. 2 , the food X is inserted into the receiving portion 1a from the opening 1g, and the sealing portion 1b is folded to close the receiving portion 1a. Thereby, the food packaging body 100 as shown in FIG. 3 is formed. And, in the state of being formed into the food packaging body 100, as shown in FIG. There is no particular limitation on the area of the area of the inner sheet 5 disposed between the food product X and the rear side panel 3, for example, it is preferably more than 50% of the entire area of the inner sheet 5.

As described above, according to the food packaging material and food packaging body of the present invention, deformation or displacement of the bag head can be suppressed.

That is, since the inner side panel 5 is provided between the front side panel part 2 and the back side panel part 3 from the inside of the bag head 1c to the inside of the housing part 1a, a part of the inner side panel 5 is arranged on the front side panel part. 2 between the area forming the bag head 1c and the area of the back side panel 3 forming the bag head 1c. Thereby, compared with the case where a part of the inner sheet 5 does not exist in the bag part 1c, the rigidity of the bag part 1c is improved, and the deformation|transformation of the bag part 1c can be suppressed.

And, because the area (hereinafter also referred to as the area in the housing portion of the inner side sheet 5) of the inner side sheet 5 that is positioned in the housing portion 1a is disposed between the food X and the rear side panel portion 3 accommodated in the housing portion 1a, the inner side sheet The displacement of the front-back direction (the facing direction of the front side panel part 2 and the back side panel part 3 ) of the housing part inner region of 5 is restricted by the food X and the back side panel part 3 . Thereby, the region of the inner sheet 5 located in the bag head 1c (hereinafter also referred to as the region inside the bag head 5 of the inner sheet 5) is suppressed from being displaced in the front-rear direction, and the movement of the bag head 1c in the front-rear direction can be suppressed. shift. Therefore, the visibility of the bag portion 1c can be improved.

In addition, since it is further provided with the cutting tape 4 arranged to extend from the position near the slit portion 1d of the rear side panel 3 to the region where the closed portion 1b is formed, the rear side panel 3 forms the receiving portion 1a. The region of the slit portion 1d can be cut along the cutting strip 4 starting from the two ends of the slit portion 1d, and the region of the rear side panel 3 forming the closed portion 1b can also be cut along the cutting strip 4. Thereby, compared with the case where only the storage part 1a can be cut open, since it can cut and open a wider range, the food X accommodated in the storage part 1a can be taken out easily.

In addition, since the inner sheet 5 is connected to at least one region of the front side panel 2 and the rear side panel 3 that forms the bag head 1c, the inner region of the inner sheet 5 is connected to the bag head 1c. Thereby, as described above, since the displacement in the front-rear direction of the area inside the housing portion 1a of the inner sheet 5 is restricted, the displacement in the front-rear direction of the bag head portion 1c can be more effectively suppressed.

In addition, the food packaging material and food package body of this invention are not limited to the said embodiment, Various changes are possible in the range which does not deviate from the summary of this invention. In addition, the configurations, methods, etc. of the above-mentioned plural embodiments can also be adopted and combined arbitrarily (the configurations, methods, etc. of one embodiment can also be applied to the configurations, methods, etc. of another embodiment). In addition, the configurations, methods, etc. of the various modified examples described below may be arbitrarily selected to adopt the configurations, methods, etc. of the above-mentioned embodiments.

For example, in the above-mentioned embodiment, the front side panel 2 and the rear side panel 3 are formed using separate sheet materials, but not limited thereto, the front side panel 2 and the rear side panel 3 may also be constituted by a single piece of sheet material. At this time, the boundary portion between the area where the front side panel 2 is formed and the area where the rear side panel 3 is formed in one sheet material becomes the side edge connecting portion J1.

In addition, in the above-mentioned embodiment, the inner sheet 5 is connected to the front side sheet part 2 and the back side sheet part 3 in the bag head 1c, but it is not limited thereto. For example, the inner sheet 5 can be connected to the front side sheet part 2 only. , may also be connected only to the rear side panel portion 3 .

In addition, in the above-mentioned embodiment, the inner sheet 5 is configured to cover the slit 1d, but it is not limited thereto, and the inner sheet 5 may also be configured not to cover the slit 1d. At this time, it is preferable to use a sheet material other than the inner sheet 5 to cover the slit 1d, so as to prevent foreign matter from entering the accommodating portion 1a from the slit 1d.

1d‧‧‧Cutting part

2‧‧‧Front side part

3‧‧‧Rear side piece

5‧‧‧Inside sheet

100: food packaging

J3: Joint between side edges

J42: Horizontal joint

J52: Horizontal joint

X: food

Claims (4)

A packaging material for food, which is formed into a bag shape by a sheet material. The packaging material for food has: a front side panel and a rear side panel arranged in an overlapping manner; a pair of side edge connecting parts, which connect the front side panel. The two side edge portions and the two side edge portions of the rear side panel portion are formed; the connecting portion between the side edge portions is located at a position away from one end in the direction in which the aforementioned side edge connecting portion extends to the other end side, The front side panel part and the back side panel part are connected between the pair of side edge joint parts; the storage part that can accommodate food and the sealing part that can close the storage part are formed in a boundary between the aforementioned side edge part connection parts. side; and the bag head, which is located on the other side bordered by the connecting portion between the aforementioned side edge portions; wherein, the rear side panel is provided with a slit portion which becomes the starting point of cutting the receiving portion in the area where the receiving portion is formed; The packaging material for food is further provided with an inner sheet, and the inner sheet is arranged between the front side sheet and the rear side sheet from the inside of the bag head to the storage part; Between the food in the storage part and the back side sheet part; the aforementioned inner side sheet is configured to cover the aforementioned slit; It is arranged so as to surround the periphery of the aforementioned slit. The packaging material for food as described in item 1 of the scope of the patent application, wherein the aforementioned slit is formed in a concave shape open toward the aforementioned closing portion side of the rear side panel; This packaging material for food further includes a cutting tape arranged so as to extend from a position near the slit portion of the back side panel to the area where the sealing portion is formed. The packaging material for food as described in claim 1, wherein the inner sheet is connected to at least one of the front side sheet and the rear side sheet in the region forming the bag head. A food packaging body is formed by packaging food with the food packaging material described in any one of items 1 to 3 of the patent application.

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