JP2000281083A - Baby food packaging container and baby food packaging container with self-supporting auxiliary member and food packaging container with self-supporting auxiliary member - Google Patents

Abstract

(57) Abstract: The present invention provides a food packaging container and a food packaging container with a self-supporting auxiliary member, which can use the food packaging container as a simple dish without using another container or the like. SOLUTION: A first cutting portion 15 provided at an upper end portion of a self-contained food packaging container for accommodating food, for taking out the food, below the first cutting portion, and A second cutting portion 16 provided above an upper end position of the food placed when the food packaging container is made independent.
And a food packaging container 10 comprising:

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a food packaging container which accommodates food therein so that a user can easily warm the food and the like, and a self-supporting auxiliary member used when the food packaging container is self-standing. The present invention relates to a food packaging container provided with a self-supporting auxiliary member.

[0002]

2. Description of the Related Art Conventionally, a food packaging container such as a retort pouch has been used as a container in which, for example, cooked food or the like is stored. A user using the retort pouch first puts the retort pouch containing the prepared food and the like in hot water or the like and warms it. The purpose of heating the retort pouch is to warm the food as its contents. In this way, after the food that is the content is warmed, the user removes the retort pouch from hot water and the like, opens the upper part of the retort pouch,
The cooked food as the contents is transferred to another container or the like. Then, the cooked food is eaten with this vessel or the like.

[0003]

However, such food packaging containers such as retort pouches have the following problems. In other words, when meals and the like are performed with this retort pouch, it is necessary to transfer the prepared food, which is the contents of the retort pouch, to another container or the like. . In addition, when giving foods in the retort pack to infants, etc., it takes time to give the foods by transferring them to another container etc. because the infants etc. will be hungry and hungry, etc. There was also a problem such as making noise.

[0004] In view of the above, it is an object of the present invention to provide a food packaging container and a food packaging container with a self-supporting auxiliary member, which can use the food packaging container as a simple dish without using a separate container or the like. And

[0005]

According to the present invention, there is provided, according to the present invention, a first cutting portion provided at the upper end of a self-contained food packaging container for containing food, for taking out the food, A second cutting portion provided below the first cutting portion and above an upper end position of the food, which is arranged when the food packaging container is self-standing. This is achieved by a food packaging container.

[0006] According to the above configuration, the food packaging container has a first cutting portion for taking out food, and the food packaging container is independent of the first cutting portion below the first cutting portion. And the second cutting portion provided above the upper end position of the food, which is arranged when the food is transferred to another container, etc. The food can be transferred by cutting the packaging container. Further, when the self-standing food packaging container is cut by the second cutting section, the food is held in the cut food packaging container without spilling.

Preferably, in the structure of the first aspect, the second cutting portion is provided with a guide portion so that the food packaging container can be cut in a horizontal direction when the food packaging container is self-standing. It is a packaging container.

According to the above configuration, the second cutting portion is provided with the guide portion so that the food packaging container can be cut in the horizontal direction when the food packaging container is self-standing.
When cut at the cutting portion, the cut portion becomes substantially straight, and it is difficult to form the uneven portion.

Preferably, in the configuration according to claim 2, an opening shape of the opening of the food packaging container is formed near the second cutting portion by cutting the second cutting portion. It is a food packaging container characterized by being provided with a shape holding member for holding a food.

According to the above structure, since the shape holding member for holding the shape of the opening of the food packaging container is provided, it is possible to prevent the shape of the opening of the opening from being deformed in the closing direction. Can be.

Preferably, in the configuration of claim 3, the shape holding member is provided with a holding piece.

According to the above configuration, since the shape holding member is provided with the holding piece, the user holds the holding piece to deform the food packaging container in the opening direction. It will be easier.

Further, according to the present invention, there is provided a box-like self-supporting auxiliary member for assisting self-supporting of a food packaging container, and a first food removal container provided at an upper end of the food packaging container. And a second cutting portion provided below the first cutting portion and above the upper end position of the food placed when the food packaging container is self-standing, This is achieved by a food packaging container with a self-supporting auxiliary member, characterized by having:

According to the above configuration, the food packaging container is accommodated in the box-shaped self-supporting auxiliary member for assisting the food packaging container to be independent, so that the food packaging container can be made independent even if it is not a free-standing type. Further, the food packaging container has a first cutting portion for taking out food, and the food product disposed below the first cutting portion and arranged when the food packaging container is self-standing. And a second cutting portion provided above the upper end position of the container, when the food is transferred to another container or the like, the food cutting container is cut at the first cutting portion, and Food can be transferred. Also,
If the self-supporting food packaging container is cut at the second cutting section, the food is held in the cut food packaging container without spilling.

Preferably, in the configuration of claim 5, a plurality of the box-shaped self-supporting auxiliary members are included.
A box-shaped package having a separation portion for separating the box-shaped self-supporting member into a plurality of pieces, wherein the food-packaging container is housed in the box-shaped package. This is achieved by a food packaging container.

According to the above configuration, there is provided a box-shaped package body including a plurality of the box-shaped self-supporting auxiliary members and having a separating portion for separating the box-shaped self-supporting auxiliary members into a plurality of pieces. Since the food packaging container is housed in the box-shaped package, the food packaging container and the box-shaped self-supporting auxiliary member can be integrally provided to a user or the like.

Preferably, in the constitution of claim 6 or claim 7, the position of the opening formed by the second cut portion of the food packaging container housed in the box-shaped self-supporting auxiliary member is this position. A food packaging container with a self-supporting auxiliary member, wherein the food packaging container is disposed so as to be higher than a position of the opening of the box-shaped self-supporting auxiliary member.

According to the above configuration, the position of the opening formed by the second cut portion of the food packaging container accommodated in the box-shaped self-supporting auxiliary member is adjusted to the position of the opening of the box-shaped self-supporting auxiliary member. Since it is arranged so as to be higher than the position, the opening of the food packaging container used as a simple tableware is always higher than the opening of the box-shaped self-supporting auxiliary member, as a tableware. It will be in a state that is easy to use.

Still preferably, in the configuration according to any one of claims 5 to 7, a portion of the box-shaped self-supporting auxiliary member that contacts the food packaging container is provided with an opening of the food packaging container. A food packaging container with a self-supporting auxiliary member, wherein a shape holding member for holding an opening shape is provided.

According to the above configuration, a shape holding member for holding the shape of the opening of the food packaging container is provided at a portion of the box-shaped self-supporting auxiliary member that comes into contact with the food packaging container. Therefore, it is possible to prevent the shape of the opening from being deformed in the closing direction.

Preferably, in the configuration of claim 8, the food packaging container with the self-supporting auxiliary member is characterized in that the shape holding member is an adhesive portion.

According to the above configuration, since the shape holding member is the bonding portion, it is possible to prevent the shape of the opening of the food packaging container from being deformed in the closing direction due to the bonding.

[0023]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to FIGS. In addition, since the Examples described below are preferred specific examples of the present invention, various technically preferable limitations are given. However, the scope of the present invention particularly limits the present invention in the following description. The embodiment is not limited to these embodiments unless otherwise stated.

(First Embodiment) FIG. 1 is a view showing a self-standing retort pouch container 10 according to a first embodiment of the food packaging container of the present invention. In the figure, a self-supporting retort pouch container 10 is a bag-like container formed of a laminated plastic and a metal laminated film 11. That is, as shown in FIG. 1, the self-standing retort pouch container 10 is formed so as to be substantially square when viewed from the front. It is in a state of being closed so as not to be equal. As the food, cooked food such as baby food is accommodated. In addition, on the lower surface of the self-supporting retort pouch container 10, a bag part 12 for accommodating baby food, self-supporting members 13, 13 and both side ends 14, 14 of the self-supporting retort pouch container 10 are arranged. I have. Of which 12
In the drawing, a bottom portion is provided with a folded portion toward the inside, and by pushing this folded portion outward, the bag portion 12 spreads in the front-rear direction in the drawing so that the bag portion 12 is suitable for self-supporting. It has become.

At the end of the bag portion 12, self-standing members 13 are provided so as to be connected to both side ends 14, 14 of the self-standing retort pouch container 10. The self-standing members 13 and 13 are formed of the same member as the laminated plastic and metal laminated film 11, and are formed in a V shape as a whole. In addition, since both end portions 14, 14 of the self-supporting retort pouch container 10 have a structure in which the above-described laminated plastic and metal laminated film 11 is solidified, portions of other laminated plastic and metal laminated films 11 are formed. It has a more rigid structure. In this way, the bag portion 12 extends in the front-rear direction in the figure, whereby the self-standing members 13 connected to the bag portion 12 are formed in a V-shape. In this state, the self-standing retort pouch container 10 is in a self-standing state. That is, the self-supporting retort pouch container 10 is self-standing by the expanded bag portion 12, the V-shaped self-standing portions 13, 13 and the both side end portions 14, 14 having a rigid structure.

The laminated plastic / metal laminate film 11 is specifically formed as shown in FIG. That is, for example, a 50 μm unstretched polypropylene film (CP
P) is provided, and a 15 μm biaxially stretched nylon film (ONY) is laminated on the outer surface side. And
A 7 μm aluminum foil (AL) is laminated on the outer surface of the biaxially stretched nylon film (ONY), and a 12 μm biaxially stretched polyester film (PE) is formed on the outermost side.
T). As described above, the self-standing retort pouch container 10 has an aluminum foil (A) as shown in FIG.
L) is used. This is because the preservation effect of the baby food stored in the self-supporting retort pouch container 10 is maintained, and the aluminum foil (AL) maintains light-shielding properties and oxygen permeability.

The self-standing retort pouch container 1
0 is closed as well as the other three sides, so that the baby food seller can store the baby food in the self-supporting retort pouch container 10 and provide the consumer with the food. Can be sold. Then, when the consumer gives the baby food in the self-supporting retort pouch container 10 to an infant or the like, first, the self-supporting retort pouch container 10 is put in boiling water or the like and heated, and the internal baby food is also heated. Will do. Then, after the heating, when taking out the baby food in the self-supporting retort pouch container 10 into another container, as shown in FIG. 1, the unsealing portion 15 which is the first cutting portion is operated. . This opening part 15
Is a self-standing retort pouch container 1 as shown in FIG.
Notch 15 provided at both end portions 14
a, 15a, and a cutting line 15b, which is a guide formed to connect these two side ends 14, 14.
The cutting line 15b is specifically, for example, as shown in FIG. That is, for example, a biaxially stretched nylon film (see FIG. 2), which forms a part of the laminated plastic and metal laminated film 11 of the self-supporting retort pouch container 10, has a “C” shape as shown in FIG. The cutting line 15b is formed by arranging the perforation, which is the cutting line of (1). The direction of the cutting line 15b is
The perforations are aligned with the stretching direction of the biaxially stretched nylon film, and the perforations are linearly arranged as shown in FIG. 3, so that the perforations can be opened linearly along the perforations. Alternatively, the opening portion 15 can be opened linearly by configuring the stretching direction of the biaxially stretched nylon film layer to match the tearing direction (cutting direction).

As described above, the consumer operates the opening section 15,
By opening the opening, an opening is formed in the self-supporting retort pouch container 10, and the baby food as the contents can be transferred to another container.

On the other hand, when the consumer cannot prepare another container, the consumer makes the self-supporting retort pouch container 10 self-standing as described above, and then opens the dish opening portion 16 as the second cutting portion. Will operate. This tableware opening section 16
A self-standing retort pouch container 1 similar to the opening portion 15 described above.
Notch 16 provided on both side edges 14,
a, 16a, and a cutting line 16b formed to connect the both side end portions 14, 14. This cutting line 1
6b is formed, for example, as shown in FIG. 3, similarly to the cutting line 15b of the opening portion 15. The tableware opening section 16 is provided below the opening section 15 and above the upper end position of the baby food disposed when the self-standing retort pouch container 10 is self-standing. ing. That is, even when the self-standing retort pouch container 10 is made to stand on its own, and the content of the baby food is moved downward, the baby food does not spill to the outside even when the tableware opening portion 16 is cut. The tableware opening portion 16 is arranged at such a position. Therefore, in the present embodiment, the dish opening portion 16 is
At the substantially central part of the self-supporting retort pouch container 10, it is provided in the horizontal direction in the figure, but is not limited thereto, and is appropriately determined by the type and amount of food to be stored in the self-supporting retort pouch container 10. Things.

The tableware opening 1 thus formed
When the consumer opens the 6, an opening is formed at substantially the center of the self-supporting retort pouch container 10. As described above, the edge of the opening is formed linearly because the cutting line 16b of the tableware opening 16 is opened linearly along the perforation (see FIG. 3). Since it is difficult to form the uneven portion, the shape is suitable as the edge of the container. Thus, the self-standing retort pouch container 10
As shown in FIG. 1, a metal jig 17 which is a shape holding member for holding the opening shape of the opening is disposed near the opening formed by the tableware opening 16. . That is, the metal jig 17 is, for example, a substantially rectangular flat plate, and is made of soft iron or the like having some flexibility. Also, this metal jig 17 is shown in FIG.
As shown in, for example, a self-standing retort pouch container 10
Are arranged one by one on each of the front and back surfaces.
The metal jig 17 has a knob 17a as a holding piece.
Is provided. The knob 17a is formed of, for example, a plastic film or the like. The knob 17a is provided for facilitating the operation when the user opens an opening described later in the opening direction.

Meanwhile, after opening the tableware opening portion 16 of the self-standing retort pouch container 10, the consumer holds the knob 17a of the metal jig 17 and removes the metal jig 17 from the container. While being deformed, the tableware opening section 16
Will be opened in the opening direction.
FIG. 4 shows this state. As shown in FIG. 4, the opening can be prevented from being closed due to the deformation of the metal jig 17. By holding the opening in the open state in this way, as shown in FIG. 5, the consumer can use a spoon or the like to transfer the baby food, which is the content of the self-supporting retort pouch container 10, to an infant or the like as it is. Can be given to. As described above, according to the present embodiment, the self-standing retort pouch container 10 has the opening 15 for taking out baby food and the opening 16 for tableware. In order to transfer the baby food to another container or the like, the self-standing retort pouch container 10 can be cut at the opening portion 15 and the baby food can be transferred. In addition, the tableware opening section 16 is used.
If the self-supporting retort pouch container 10 is cut, the baby food is held in the cut free-standing retort pouch container 10 without spilling. Therefore, the self-supporting retort pouch container 10 can be used as a simple tableware without using another container or the like.

(Second Embodiment) FIG. 6 is a view showing a laminated plastic and metal laminate film 21 constituting a self-standing retort pouch container according to a second embodiment. In this embodiment, only the laminated plastic and metal laminate film 21 is different from the above-described first embodiment, and the other configuration is the same as that of the first embodiment. This will be described below. As shown in FIG. 6, the laminated film 21 of the laminated plastic and metal according to the present embodiment has a first layer of a polypropylene film and a polyester film laminated from the inside, and a special adhesive layer is interposed thereon. A layer composed of a polyester film, an aluminum foil and a polyester film as the second layer is laminated outward. As described above, since the laminated plastic and metal laminated film 21 of the self-supporting retort pouch container according to the present embodiment is configured, when the self-supporting retort pouch container is heated with hot water or the like, it is directly heated. can do. When the self-standing retort pouch container is heated by a so-called microwave oven, the second outer layer of the laminated plastic and metal laminated film 21 is peeled off, and the laminated plastic and metal laminated film 21 is removed. Only the first layer is used. And
In this state, it is placed in a microwave oven and heated, so that, for example, a baby food housed in the self-supporting retort pouch container can be heated.

That is, the laminated plastic and metal laminated film 21 of the self-standing retort pouch container
Of which, by removing the second layer having aluminum foil,
It is possible to prevent sparks and the like from being generated between the electrons emitted from the microwave and the aluminum foil. Thus, the self-standing retort pouch container can be heated in a microwave oven. The first layer and the second layer of the laminated plastic / metal laminate film 21 are made of, for example, a special adhesive layer such as a urethane-based adhesive or maleic anhydride-modified polypropylene, which is not applied over the entire surface. The second layer can be easily peeled off by the adhesive layer. Thus, unlike the first embodiment, the self-standing retort pouch container of the present embodiment can be heated with hot water or a microwave oven.

(Third Embodiment) FIG. 7 is a diagram showing a third embodiment of the present invention. FIG. 7A shows a food packaging container, for example, a retort pouch container 30. The retort pouch container 30 has substantially the same configuration as the self-standing retort pouch container 10 according to the above-described first embodiment, but differs in that it is not a self-standing type. Therefore, the following description focuses on the differences, and the same configurations as those in the first embodiment are denoted by the same reference numerals and the like, and description thereof is omitted. The retort pouch container 30 shown in FIG.
Laminated plastic and metal laminated film 11
It is the shape which combined. Therefore, unlike the self-standing retort pouch container 10 of FIG. 1, the bag portion 12, the self-standing member 13 and the like are not provided. For this reason, the retort pouch container 30 according to the present embodiment cannot stand alone with the notch 15a of the opening 15 as the upper end.

FIG. 7B shows a box-shaped package 40 made of, for example, paper. The entire box-shaped package 40 is formed by a vertically long cube in the figure, and a separating portion for separating the box-shaped package 40 into box-shaped self-supporting auxiliary members 40a, 40a is provided at the center thereof. The two cutting perforations 41 are disposed. The overall size is, for example, 153 mm in length, 108 mm in width, and 30 mm in depth, and the distance between the two center cutouts 41 is 40 mm. The distance between the center two perforations 41 and the upper end or lower end of the box-shaped self-supporting auxiliary member 40a is 56.
5 mm. On the other hand, the size of the retort pouch container 30 is, for example, 150 mm in length, and the distance from the upper end portion of the retort pouch container 30 to the opening portion 15 is 20 mm. The distance from the upper end of the retort pouch container 30 to the dish opening 16 is 75 mm.

The retort pouch container 30 having such a configuration
And one box-shaped package 40, for example,
Will buy. In addition, the consumer may purchase one box-shaped self-supporting auxiliary member 40a obtained by separating the box-shaped package 40 and one retort pouch container 30. The retort pouch container 30 stores food, for example, cooked baby food, as in the first embodiment. Further, the laminated plastic and metal laminated film 11 constituting the retort pouch container 30 is formed.
Is the same as in the first embodiment. Then, the consumer heats the retort pouch container 30 with hot water or the like to heat the baby food as the content. Thereafter, as in the first embodiment, the consumer cuts the dish opening portion 16 and holds a knob 17a attached to a metal jig 17 (not shown). While maintaining the opening in an open state. On the other hand, the box-shaped package 40 is cut along the cutout perforations 41, and becomes a box-shaped self-supporting auxiliary member 40a having an opening as shown in FIG. The two box-shaped self-supporting auxiliary members 40a have, for example, a height of 56.5 mm and a depth of 30 mm from the dimensions of the box-shaped package 40. And FIG.
The tableware opening part 1 is attached to the box-shaped self-supporting auxiliary member 40a shown in FIG.
The retort pouch container 30 cut in 6 is inserted. At this time, the box-shaped self-supporting auxiliary member 40a shown in FIG.
An adhesive portion 42 is provided on the inside of the inside and in contact with the retort pouch container 30 to be inserted. For this reason, the adhesive portion 42 allows the retort pouch container 30
Will be bonded. The adhesive portion is made of, for example, an acrylic adhesive or the like formed in a double-sided tape shape having release paper. Further, as described above, the retort pouch container 30 cut by the tableware opening section 16 is used.
Is inserted into the box-shaped self-supporting auxiliary member 40a, as shown in FIG.
As shown in the figure, this cut retort pouch container 30
Is higher than the height of the box-shaped self-supporting auxiliary member 40a. That is, the cut retort pouch container 3
The height of 0 is 75 mm as described above, whereas the height of the box-shaped self-supporting auxiliary member 40a is 5 mm as described above.
This is because it becomes 6.5 mm. Therefore, consumers
As shown in FIG. 8, even when the baby food in the cut retort pouch container 30 is to be given to an infant or the like using a spoon or the like, the upper end of the cut retort pouch container 30 must be The box-shaped self-supporting auxiliary member 4
Since it is formed so as to protrude from the upper end of Oa, it is easy to take out the baby food.

The retort pouch container 30 that cannot stand alone by itself can be made independent by inserting it into the box-shaped self-supporting auxiliary member 40a. Further, when the box-shaped package 40 is cut along the cutout perforations 41, two box-shaped self-supporting auxiliary members 40a as shown in FIG. 8 are formed, so that two retort pouches are formed. It can be used for the container 30.

As described above, according to the present embodiment, unlike the above-described first embodiment, even the non-self-standing retort pouch container 30 cut along the cut perforations 41 is used. By being inserted into the box-shaped self-supporting auxiliary member 40a, the self-supporting member can be made independent without falling down. Therefore, the cut retort pouch container 30 can be used as a simple tableware.

In this embodiment, the laminated film 21 made of laminated plastic and metal shown in FIG. 6 can be applied. In this case, as in the second embodiment, by peeling off the outer second layer, the retort pouch container 30 can be heated by a microwave oven.

[0040]

As described above, according to the present invention, a food packaging container and a food packaging container with a self-supporting auxiliary member which can be used as a simple tableware without using a separate container or the like are provided. can do.

[Brief description of the drawings]

FIG. 1 is a schematic perspective view showing a self-standing retort pouch container according to a first embodiment of a food packaging container of the present invention.

FIG. 2 is a schematic cross-sectional view of the laminated plastic / metal laminate film of FIG.

FIG. 3 is a schematic enlarged view showing an opening portion and the like in FIG. 1;

FIG. 4 cuts the self-supporting retort pouch container of FIG. 1,
It is a schematic perspective view showing the state where it opened.

5 cuts the self-supporting retort pouch container of FIG. 1,
It is another schematic perspective view which shows the state which opened.

FIG. 6 is a schematic cross-sectional view showing a laminated plastic and metal laminated film of a self-standing retort pouch container according to a second embodiment of the food packaging container of the present invention.

FIG. 7 is a schematic perspective view showing an embodiment of a food packaging container with a self-supporting auxiliary member of the present invention.

FIG. 8 is a diagram showing a use state of the food packaging container with the self-supporting auxiliary member of FIG. 7;

[Explanation of symbols]

10 ... Stand-alone retort pouch container, 11, 21
..Laminated film of laminated plastic and metal, 1
2 ... bag part, 13 ... self-standing member, 14 ... side end part, 15 ... opening part, 15a ... notch part, 15
b: cutting line, 16: tableware opening, 16a ...
Notch portion, 16b Cutting line, 17 Metal jig, 17a Knob portion, 30 Retort pouch container, 40 Box-like package, 40a Box Self-supporting auxiliary member, 41 ... perforation for cutting, 42 ...
Bonded part

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[Procedure amendment]

[Submission date] May 1, 2000 (2000.5.1)

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Name of invention

[Correction method] Change

[Correction contents]

[Title of the Invention] Baby food packaging container and self-support
Baby food packaging container with member and food packaging container with self-supporting auxiliary member

[Procedure amendment 2]

[Document name to be amended] Statement

[Correction target item name] Claims

[Correction method] Change

[Correction contents]

[Claims]

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Yoichi Nakata 5-Terminal, Kanda Toyama-cho, Chiyoda-ku, Tokyo F-term (reference) 3E064 AB23 BA22 BC02 EA30 HF02 HG02 HG03 HP01 HP02

Claims (9)

[Claims] 1. A first cutting portion provided at an upper end of a self-supporting food packaging container for storing food, for taking out the food, below the first cutting portion, and A food packaging container, comprising: a second cutting portion provided above an upper end position of the food product which is arranged when the food packaging container is self-standing. 2. The guide according to claim 1, wherein the second cutting portion is provided with a guide portion so that the food packaging container can be cut in a horizontal direction when the food packaging container is self-standing. Food packaging containers. 3. In the vicinity of the second cutting portion, the second cutting portion is provided.
The food packaging container according to claim 2, further comprising a shape holding member formed by cutting the cut portion of the food packaging container to hold an opening shape of the opening of the food packaging container. 4. The food packaging container according to claim 3, wherein a holding piece is provided on the shape holding member. 5. A box-shaped self-supporting auxiliary member for assisting self-support of the food packaging container, a first cutting portion provided at an upper end of the food packaging container for taking out the food, and a first cutting portion. A second cutting portion provided below the upper portion and above an upper end position of the food, which is arranged when the food packaging container is self-standing. With food packaging container. 6. A box-shaped package including a plurality of the box-shaped self-supporting members and a separating portion for separating the box-shaped self-supporting members into a plurality of pieces. The food packaging container according to claim 5, wherein the food packaging container is accommodated in the food packaging container. 7. A position of an opening formed by a second cut portion of the food packaging container accommodated in the box-shaped self-supporting auxiliary member is compared with a position of the opening of the box-shaped self-supporting auxiliary member. The food packaging container with a self-supporting auxiliary member according to claim 5, wherein the food packaging container is disposed so as to be upward. 8. A shape holding member for holding an opening shape of an opening of the food packaging container is provided at a portion of the box-shaped self-supporting auxiliary member that comes into contact with the food packaging container. The food packaging container with a self-supporting auxiliary member according to any one of claims 5 to 7. 9. The food packaging container with a self-supporting auxiliary member according to claim 8, wherein the shape holding member is an adhesive portion.