JP2018039550A - Packaging bag - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a packaging bag capable of surely draining a liquid and suppressing manufacturing cost.SOLUTION: A packaging bag 100 comprises: a storage bag 110 that stores a solid matter and a liquid; a liquid draining filter 120 provided by being folded back in the vicinity of one side end part 112 in the storage bag 110; a first easy-open part 130 provided between a portion 122 where the liquid draining filter 120 is folded back and the one end part 112 on the side end part in the storage bag 110; and a second easy-open part 140 provided in the vicinity of the other end part 114 of the storage bag 110 in the side end parts of the storage bag 110. The other end part 114 is closed in a state where the solid matter and the liquid are stored in the storage bag 110. The liquid is discharged from inside the storage bag 110 via the liquid draining filter 120 by opening the storage bag along the first easy-open part 130, and the solid matter is taken out from inside the storage bag 110 by opening the storage bag along the second easy-open part 140.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a packaging bag.

  Conventionally, flat bags having a four-side seal shape, standing pouches, gusset pouches, tetra-shaped bags, and the like have been used as food bags containing solids such as pickles and liquids.

  When trying to take out only the solid matter from such a containing bag, the solid matter and the liquid are taken out from the containing bag together, and the liquid scatters around or separates the solid matter and the liquid after taking out. There is a problem that the work is complicated.

  For this reason, several storage bags for smoothly draining liquids have been proposed.

  Patent Document 1 discloses a container for food storage in which a container is hermetically sealed with a lid so that the juice as a content does not leak and a bottom is formed so that the food immersed in the juice can be scooped up. It consists of an inner container, and a pair of left and right lifting knobs are raised from the upper end of the inner container, and the lower ends of both lifting knobs are elastic so that the two lifting knobs can be bent by pressing the lid on the body. A soup hermetically sealed container is described which is formed to be refractable by deformation.

  In Patent Document 2, at least in one side of the packaging bag or a part of the side of the bag in a packaging bag made using a laminated material in which a film base material layer and a sealant layer are laminated, liquid draining is performed. A packaging bag having a liquid separating and discharging function, wherein the sealing portion is provided at a position away from the inside of the sealing end seal portion of the bag or partially overlapping with the end seal portion. Have been described.

  In Patent Document 3, in a storage bag that stores a storage object including solid matter and liquid, a plurality of liquid draining seal portions are provided at intervals along at least one side of the storage bag. Tape-like linear cut property along the one side so as to pass through a position between the one side and the liquid draining seal portion or a portion of the liquid draining seal portion opposite to the one side remains. An accommodation bag is described in which a synthetic resin film is attached.

JP 2004-338774 A JP 2008-207841 A Registered Utility Model No. 3160072

  However, the container described in Patent Document 1 is made of a hard plastic material, and it is necessary to process the plastic material into a complicated shape, which leaves a problem in terms of manufacturing cost. Moreover, in the packaging bags described in Patent Documents 2 and 3, if small solids such as mentaiko and octopus are contained, clogging may occur between the liquid draining seal portions, and the liquid draining may not be performed smoothly. When particles such as mentaiko and octopus accumulate in the vicinity of the liquid seal seal part, it was difficult to take them out.

  This invention is made | formed in view of the said situation, and it aims at providing the packaging bag which can be drained reliably and can hold down manufacturing cost.

In order to achieve the above object, a packaging bag according to the first aspect of the present invention comprises:
A storage bag for storing solid matter and liquid;
A liquid draining filter that is folded back in the vicinity of one end in the containing bag;
At the side end of the containing bag, a first easy opening portion provided between the folded portion of the liquid draining filter and the one end,
A second easy-opening portion provided in the vicinity of the other end of the storage bag at the side end of the storage bag;
With
In a state where the solid and the liquid are accommodated in the accommodation bag, the other end is closed,
By opening along the first easy-opening portion, the liquid is discharged from the storage bag through the liquid draining filter,
By opening along the second easy-opening portion, the solid matter is taken out from the containing bag.
It is characterized by that.

  For example, the liquid draining filter is a nonwoven fabric.

  ADVANTAGE OF THE INVENTION According to this invention, the packaging bag which can be drained reliably and can suppress manufacturing cost can be provided.

It is the perspective view which represented typically the packaging bag which is one Embodiment of this invention. It is sectional drawing of the liquid draining filter part of the packaging bag which is one Embodiment of this invention. It is the perspective view which represented typically the state which accommodated the solid substance (mentaiko) in the packaging bag which is one Embodiment of this invention. It is the perspective view which represented typically a mode that the 1st easy-opening part of the packaging bag which is one Embodiment of this invention was opened and drained. It is the perspective view which represented typically a mode that a roe was taken out from the packaging bag which is one Embodiment of this invention.

  First, the packaging bag 100 of embodiment of this invention is demonstrated in detail.

  As shown in FIG. 1, the packaging bag 100 of the present embodiment includes a storage bag 110, a liquid draining filter 120 that is folded in the vicinity of one end (upper end) 112 in the storage bag 110, A first easy opening portion (upper notch) 130 provided between the folded portion 122 of the filter 120 and one end portion (upper end portion) 112, and the other end portion (lower end portion) 114 of the containing bag 110. A second easy-opening portion (lower notch) 140 provided in the vicinity. The upper and lower sides of the packaging bag 100 are as shown in FIG.

  The storage bag 110 is for storing the solid (mentaiko) 10 and the liquid (dipping liquid) 20. The storage bag 110 is made of two polyethylene terephthalate (PET) base materials, and the upper end and both side ends of the two base materials are heat-sealed to form a bag shape. In a state where the solid (mentaiko) 10 and the liquid (dipping liquid) 20 are accommodated in the accommodation bag 110, the other end (lower end) 114 is heat-sealed and closed. In this manner, the other end (lower end) 114 is heat-sealed and closed, so that the solid (mentaiko) 10 and the liquid (dipping liquid) 20 are accommodated in the accommodation bag 110 in a sealed state. As will be described later, a pair of first easy-opening portions (upper notches) 130 are provided above the side end portion of the storage bag 110, and a second portion is provided below the side end portion of the storage bag 110. A pair of easy-opening portions (lower notches) 140 is provided.

  The liquid draining filter 120 is provided in a folded manner in the vicinity of one end (upper end) 112 in the containing bag 110. The liquid draining filter 120 serves to discharge the liquid (dipping liquid) 20 in the storage bag 110 while leaving the solid matter (mentaiko) 10 in the storage bag 110, that is, used to perform liquid draining. . The liquid draining filter 120 is a non-woven fabric and has a pore size smaller than the particle size of Mentaiko, for example, 0.1 to 1.4 mm, 0.1 to 1.2 mm, 0.1 to 1 mm, 0.1 to 0. A nonwoven fabric having pores with a diameter of 0.8 mm, 0.1 to 0.6 mm, or 0.1 to 0.4 mm, for example, a coffee filter can be suitably used. As shown in FIGS. 1 and 2, the rectangular liquid draining filter 120 is folded back at the folded-back portion 122, and the long-axis end portion 124 facing the folded-back portion 122 is bonded inside the containing bag 110. The shaft end portion 126 is sandwiched between both end portions of the containing bag 110 and heat-sealed.

  A pair of first easy-opening portions (upper notches) 130 are provided between the folded portion 122 of the liquid draining filter 120 and one end portion (upper end portion) 112 at both end portions of the containing bag 110. ing. By opening along the first easy-opening portion (upper cut) 130, the liquid (dipping liquid) 20 can be discharged from the storage bag 110 through the liquid cut filter 120. That is, the liquid can be cut by opening along the first easy-opening portion (upper cut) 130.

  A pair of second easy-opening portions (lower notches) 140 are provided in the vicinity of the other end portion (lower end portion) 114 of the storage bag 110 at both end portions of the storage bag 110. By opening along the second easy-opening part (lower notch) 140, it becomes possible to take out the solid material (mentaiko) 10 from the accommodation bag 110.

  The usage method of the packaging bag 100 of this embodiment is demonstrated below.

  In the storage bag 110 in which the liquid draining filter 120 is provided as described above, the solid (mentaiko) 10 and the liquid (dipping solution) 20 are stored, and the other end (lower end) 114 of the storage bag 110 is heat-melted. Close by wearing (Fig. 3). In addition, the solid substance (mentaiko) 10 and the liquid (dipping liquid) 20 are distributed in a state of being accommodated in the accommodation bag 110.

  When taking out the solid (mentaiko) 10 from the packaging bag 100, first, it is opened along the first easy-opening part (upper cut) 130, drained through the draining filter 120, and stored. The liquid (dipping liquid) 20 in the bag 110 is discharged (FIG. 4).

  Then, it opens along the 2nd easy opening part (lower notch) 140, and takes out the solid substance (mentaiko) 10 in the accommodation bag 110 (FIG. 5). When mentaiko grains remain in the vicinity of the liquid draining filter 120, scoop out the mentaiko grains using a spoon or the like.

  As described above, according to the packaging bag 100 according to the embodiment of the present invention, the solid material (mentaiko) 10 and the liquid (dipping solution) 20 are reliably separated, and only the solid material (mentaiko) 10 is simply obtained. It is possible to take it out. Even solids such as mentaiko with small grains can be surely drained without clogging with mentaiko grains, and from the inside of the containing bag 110 without wasting the grains of mentaiko after draining It can be taken out.

  Moreover, since the packaging bag 100 which concerns on embodiment of this invention can be manufactured by inserting | pinching the liquid draining filter 120 between two base materials and heat-seal | fusing, it can suppress manufacturing cost.

  In addition, this invention is not limited to the said embodiment, A various deformation | transformation and application are possible. For example, in this embodiment, although the form of the packaging bag 100 which accommodates mentaiko as a solid substance was demonstrated, as long as a solid substance is accommodated with a liquid, it will be employ | adopted without being restrict | limited, for example, octopus, pickles It may be a boiled egg.

  Moreover, in this embodiment, although the form of the packaging bag 100 using a nonwoven fabric as the liquid draining filter 120 was demonstrated, it will not be restrict | limited especially if it is a filter which can drain liquid while accommodating the solid substance in the storage bag 110. Can be employed.

  Further, in the present embodiment, the form in which the liquid draining filter 120 is provided in the vicinity of the upper end portion of the storage bag 110 has been described, but the liquid draining filter 120 may be provided in the vicinity of the lower end portion of the storage bag 110 instead of in the vicinity of the upper end portion. Good.

  Moreover, in this embodiment, although the form which used the polyethylene terephthalate (PET) as a material of the base material used for the storage bag 110 was demonstrated, the material of the base material of the storage bag 110 is a polyethylene naphthalate ( PEN), polyesters such as polybutylene terephthalate (PBT), polyolefins such as polyethylene (PE), polypropylene (PP) and polystyrene (PS), polyamides (PA) such as nylon-6 and nylon-66, polycarbonate (PC), Polyacrylonitrile (PAN), polyimide (PI), polyvinyl chloride (PVC), polyvinylidene chloride (PVDC), polyvinyl alcohol (PVA), ethylene-vinyl alcohol copolymer (EVOH), polyether sulfone (PES), polymethyl meta Laminated (PMMA) stretched or non-stretched film, nylon-6 / metaxylylenediamine nylon 6 coextruded film, polypropylene / ethylene-vinyl alcohol copolymer coextruded film, and these two or more films are laminated It may be a composite film or the like.

10 Solid (Mentaco)
20 liquid (dipping solution)
100 Packaging bag 110 Storage bag 112 One end (upper end)
114 The other end (lower end)
120 Liquid draining filter 122 Folded portion 124 Long shaft end portion 126 Short shaft end portion 130 First easy opening portion (upper cut)
140 Second easy opening part (lower notch)

Claims (2)

A storage bag for storing solid matter and liquid;
A liquid draining filter that is folded back in the vicinity of one end in the containing bag;
At the side end of the containing bag, a first easy opening portion provided between the folded portion of the liquid draining filter and the one end,
A second easy-opening portion provided in the vicinity of the other end of the storage bag at the side end of the storage bag;
With
In a state where the solid and the liquid are accommodated in the accommodation bag, the other end is closed,
By opening along the first easy-opening portion, the liquid is discharged from the storage bag through the liquid draining filter,
By opening along the second easy-opening portion, the solid matter is taken out from the containing bag.
A packaging bag characterized by that. The liquid draining filter is a nonwoven fabric,
The packaging bag according to claim 1.

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