JP2008081179A - Packaging bag - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a packaging bag which does not requires a large quantity of spaces at the time of a display at a store and distribution as a container for a dehumidifying agent and an aromatic, is not bulky when disposed of, and enables easy and simple opening and reopening of the packaging bag at the time of its use. <P>SOLUTION: In the packaging bag which is made of a sealant layer in an innermost layer and an upper end edge, a side edge, and a bottom edge are sealed by the sealant layer to form an upper end edge sealing section 16, a side edge sealing section 14, and a bottom edge sealing section 18, a cutoff opening planned section 22, a polyester chuck 24 made of a female tape 24a and male tape 24b, and an inside partition sheet 20 which is located under the polyester chuck and is made of an air-permeable material are arranged approximately parallel and below the upper end edge sealing section 16 in the standing type packaging bag 1, and a bottom sheet 12 is sealed at the bottom edge sealing section 18. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a container for a dehumidifying agent, a deodorant or a fragrance, and is particularly easy to open and seal in place of a conventional rigid (molded product (container) that does not flex). In addition, the present invention relates to a packaging bag made into a bag (pouch) that does not take a place at the time of distribution or display in a store and has excellent disposal properties.

  Conventionally, containers for storing dehumidifiers, deodorants, fragrances, etc., for dehumidification such as closet and chiffon, deodorization in rooms, etc., or scattering of fragrances are known. As a dehumidifying agent container, for example, as shown in the side view of FIG. 9, the upper surface of a molded container body (105) containing a hygroscopic agent (103) is placed on a breathable sheet (microporous film (102) and non-woven fabric (101). In this opening, there is a dehumidifying agent container (100) that removes the covering lid (not shown) and exposes the air-permeable sheet to dehumidify (see, for example, Patent Document 1). .)

  Moreover, as an air freshener container which disperses air freshener, for example, as shown in the perspective view of FIG. 10, it can peel from the inner layer material (241) which can be sealed to the flange part (213) of a cup-shaped container main body (211). A lid member composed of the outer layer material (242) is sealed, and the inner layer material (241) is provided with a plurality of fragrance scattering holes (243). There is an air freshener container (200) in which the lid member is made air-permeable by removing the outer layer material (242) and removing the outer layer material (242) (see, for example, Patent Document 2).

The above prior art documents are shown below.
JP-A-5-76720 Japanese Utility Model Publication No. 64-53072

  However, in the above-mentioned conventional dehumidifying agent containers and fragrance containers, since all of the container bodies are rigid (not hard and flexible) plastic molded products, display at stores and space for distribution It takes a lot of water and is bulky at the time of disposal. Also, when opening it during use, the cover lid is removed from the container body, the outer layer material is peeled off, and the cover is again covered with a cover lid when temporarily sealed. Was necessary.

  The present invention solves the problems of the prior art, and the problem is that as a container for a dehumidifying agent, a deodorant, a fragrance, etc., a large amount of space is displayed at stores and at the time of distribution. It is not necessary to provide a packaging bag that contributes to volume reduction of waste without being bulky during disposal and that can be easily and easily opened and resealed when used.

  In order to achieve the above object in the present invention, first, in the invention of claim 1, at least the innermost layer is a sealant layer, and the upper edge and the side edge are sealed by the sealant layer, and the upper edge seal part and the side edge are sealed. In the packaging bag in which the seal portion is formed, a partition sheet made of a material having air permeability on the lower inner surface of the cut and open planned portion has a cut and open planned portion substantially parallel to the lower side of the upper end edge seal portion. The packaging bag is characterized by being provided.

  According to a second aspect of the present invention, there is provided a packaging bag according to the first aspect, wherein a chuck is provided between the pre-cut and unsealed portion and the partition sheet.

  According to a third aspect of the present invention, there is provided the packaging bag according to the second aspect, wherein the chuck and the partition sheet are integrally provided.

  According to a fourth aspect of the present invention, there is provided a packaging bag according to any one of the first to third aspects, wherein a notch is formed in a side edge seal portion of the cut / open scheduled portion. .

  Further, in the invention of claim 5, it is a standing type having a self-supporting property in the vertical direction, in which a bottom sheet whose innermost layer is a sealant layer is sealed to an inner surface of a lower end edge facing the upper end edge seal portion. The packaging bag according to any one of claims 1 to 4, characterized in that it is a packaging bag.

  Furthermore, in invention of Claim 6, it is set as the packaging bag in any one of Claim 1 thru | or 5 which accommodates any one of a dehumidifying agent, a deodorizing agent, a fragrance | flavor, etc. in the said bag. .

  Since this invention is the above structure, there exist the following effects.

  That is, according to the invention according to claim 1, in the packaging bag in which at least the innermost layer is a sealant layer, and the upper edge and the side edge are sealed by the sealant layer to form the upper edge seal part and the side edge seal part. The partition sheet made of a material having air permeability is provided on the lower inner surface of the cutting and opening scheduled portion at a lower side of the upper end edge sealing portion and substantially parallel thereto. When using the packaging bag, the cutting and opening scheduled portion is cut, the upper edge seal portion is removed and the opening is opened, and the partition sheet made of a breathable material is exposed to the outside air. It is used as a packaging bag for absorbing the contents with the dehumidifier, which is the contents. Compared to conventional rigid (non-rigid) plastic molded products, it is easier to display and distribute at stores. Spay Many requiring not, (it contributes to reduce the volume of waste) not bulky even when discarded, and in use thereof, may be a packaging bag that allows easy and convenient opening.

  In addition, according to the invention according to claim 2, a conventional molded product is provided at the time of temporary sealing or re-sealing after opening by providing a chuck between the cutting and opening scheduled portion and the partition sheet. Compared to covering and removing with a covering lid in a container, the packaging bag can be easily and simply closed and reopened.

  Further, according to the invention according to claim 3, since the chuck and the partition sheet are integrated, both of them can be provided at once by sealing only the chuck to the bag inner surface. It can be set as an efficient packaging bag.

  Moreover, according to the invention which concerns on Claim 4, since the notch is engraved in the side edge seal part of the said cutting and opening scheduled part, it can cut | disconnect easily and reliably from a cutting and opening scheduled part, and can open it. .

  Moreover, according to the invention which concerns on Claim 5, the bottom sheet | seat which an innermost layer is a sealant layer is sealed by the inner surface of the lower end edge facing the said upper end edge seal part, It is a standing type which has the self-supporting property in the vertical direction. Therefore, it is possible to provide a packaging bag that enables stable placement at a predetermined position in a closet or a room.

  Furthermore, according to the invention which concerns on Claim 6, by storing any one of a dehumidifying agent, a deodorizing agent, a fragrance | flavor, etc. in the said bag, it penetrates the partition sheet which has air permeability when opened. It can be set as a packaging bag for absorbing moisture from outside air, extinguishing the smell of outside air, or scattering fragrance into the outside air.

  Therefore, the present invention exhibits excellent practical effects in applications such as containers for dehumidifying agents, deodorants, and fragrances.

  The best mode for carrying out the present invention will be described below in detail with reference to the drawings.

  FIG. 1 is an explanatory view showing an embodiment of the packaging bag of the present invention, FIG. 2 shows an example of an opened state of the packaging bag of the present invention, and FIGS. 3 and 5 show the present invention. It is explanatory drawing which shows other one Embodiment of this packaging bag. Moreover, FIG. 4 is explanatory drawing which shows the example of the function of the chuck | zipper which comprises the packaging bag of this invention, and FIG. 6 is an enlarged view of the chuck | zipper and partition sheet which comprise the packaging bag of this invention. Moreover, FIG. 7 is a lamination | stacking figure which shows one example of the side sheet which comprises the packaging bag of this invention.

  In the present invention, for example, as shown in the schematic side sectional view of FIG. 1 (b), a medicine (30) such as a dehumidifying agent, a deodorant or an fragrance is stored, and any one of these medicines (30) is used. Packaging for gradually dehumidifying such as closet and chiffon, deodorizing indoors, scattering indoors, etc., or fragrance scattering (diffusion) into the indoors through a partition sheet (20) made of a breathable material It relates to the bag (1).

  First, in the invention according to the above claims, as shown in the schematic front view of FIG. 1A and the schematic side sectional view of FIG. Packaging in which both side edges and upper edge of two side sheets (10) made of layers (not shown) are sealed with this sealant layer to form upper edge seal part (16) and side edge seal part (14) The bag has a cutting and opening planned portion (22) substantially parallel to the lower side of the upper edge seal portion (16), and a material having air permeability is formed on the lower inner surface of the cutting and opening planned portion (22). The edge of the partition sheet (20) is sealed and provided so as to be bent at the center to form a packaging bag (1) for storing a medicine (30) such as a dehumidifying agent.

  The use of this packaging bag (1) is, for example, in the top of the packaging bag (1) for storing a medicine (30) made of a dehumidifying agent or the like as shown in FIGS. 1 (a) and 1 (b). When the cutting and opening scheduled portion (22) is cut and, for example, as shown in the schematic side sectional view of FIG. 2, an opening (33) is formed at the top, the inner side of the side sheet (10) is sealed. The partition sheet (20) made of a material having air permeability is exposed to the outside air, and the moisture (humidity) of the outside air is absorbed through the partition sheet (20) by the agent (30) made of, for example, a dehumidifying agent. It can be set as the packaging bag (1) for the dehumidifying agent to be made to show.

  In this way, the invention according to the above-mentioned claim is a store bag by replacing it with a flexible and bendable packaging bag instead of a container for storing a dehumidifying agent or the like made of a conventional rigid (non-bending) plastic molded product. It does not require a lot of space for display or distribution in the market, and is not bulky when used and discarded, and contributes to volume reduction. For example, it is covered like a conventional molded container shown in FIG. It is a packaging bag (1) that enables easy and simple opening compared to opening the lid and removing the outer layer material.

In addition, the invention according to the other claim includes two side sheets as shown in the schematic front view of FIG. 3A and the schematic side sectional view of FIG. A packaging bag in which both side edges and upper edge of (10) are sealed on the inner surface to form an upper edge seal part (16) and a side edge seal part (14), the lower side of the upper edge seal part (16) Female-type tape (22) at a position between the cut-and-open scheduled portion (22) and the partition sheet (20) made of air-permeable material sealed to the lower inner surface of the cut-and-open planned portion (22). 24. A packaging bag (1) characterized in that a polychuck (24) in which 24a) and a male tape (24b) face each other is sealed.

  In this way, by sealing the polychuck (24) made of the female tape (24a) and the male tape (24b) between the planned cutting opening (22) and the partition sheet (20), for example, As shown in the schematic side sectional view of FIG. 4 (a), if the bottom of the cutting and opening planned portion (22) is stopped with this polychuck (24) during distribution before opening, the space is not bulky as a whole. As shown in the schematic side cross-sectional view of FIG. 4 (a), once opened, it can be temporarily temporarily closed, and its carrying (moving etc.) or temporary fragrance etc. The packaging bag (1) can be conveniently used for manual stop and the like, and the subsequent re-sealing can be easily performed.

  Moreover, in the invention which concerns on said other claim, as shown to the front schematic diagram of the said FIG. 5 (a) and the side sectional schematic diagram of FIG.5 (b) showing the BB surface, it is two side sheets. As shown in the both side edges and upper cross-sectional schematic view of (10) and the front schematic view of FIG. 5 (b), both side edges and upper end edges of the two side sheets (10) are sealed by the inner surfaces thereof and the upper end edges A packaging bag in which a seal portion (16) and a side edge seal portion (14) are formed, and has a cutting and opening planned portion (22) below the upper edge sealing portion (16), and this cutting and opening planned portion (22) A polychuck (24) in which a female tape (24a) and a male tape (24b) are opposed to the lower inner surface of a partition sheet (20) made of a gas-permeable material sealed on the lower inner surface It is also possible to use a packaging bag (1) in which is sealed.

  A packaging bag (1) in which a polychuck (24) made of a female tape (24a) and a male tape (24b) is provided on the lower inner surface of the air-permeable partition sheet (20) as described above. It is possible, and as an effect, if it is stopped by this polychuck (24) during distribution before opening, it will not be bulky as a whole, and once opened, it will be temporarily closed and carried ( It can be convenient for temporary stop of movement etc.) and fragrance etc., and it can also be used for subsequent re-sealing. However, this packaging bag has a problem that re-sealing is particularly difficult. It is also (1).

  Further, in the invention according to the other claim, as shown in the enlarged side sectional view of FIG. 6, there is a poly chuck in which the female tape (24a) and the male tape (24b) face each other and the lower side thereof. The packaging bag (1) is characterized in that the partition sheet (20) having air permeability is integrated and sealed to the inner surfaces of the side sheets (14) on both sides.

  Thus, by using a polychuck in which the female tape (24a) and the male tape (24b) integrated with the partition sheet (20) are opposed to each other, the female tape (24a) and the male tape ( Since only the polychuck 24b) needs to be sealed and there is no need to separately seal the partition sheet (20) and the polychuck, a packaging bag that contributes to the reduction of the manufacturing process can be obtained.

  In the invention according to the other claim, for example, as shown in FIG. 1 (b), a V-shaped notch (V) is formed in at least one side edge seal portion (14) of the planned cutting and opening portion (22). The engraved packaging bag (1) is used.

  In addition to the V-shaped notch (V) as described above, for example, a U-shaped notch, an I-shaped notch, or a simple notch may be used. The side edge seal portion (14) may be provided.

  In this way, by providing a notch in the side edge seal portion (14) of the planned cutting and opening portion (22), when opening the packaging bag (1), it is easy to start from the cutting and opening planned portion by using the notch as a starting point. Can be reliably cut and opened.

  In the invention according to the other claims, for example, as shown in FIGS. 1A and 1B, the inner surface of the lower edge of the side sheet (10) facing the upper edge seal portion (16). A bottom-type sheet (12) whose innermost layer is a sealant layer (not shown) is sealed to form a bottom edge seal portion (18), and is a standing type packaging bag (1) that is self-supporting in the vertical direction. It is what.

  Thus, the use of the standing type packaging bag (standing pouch) in which the bottom sheet (12) is sealed to the inner surface of the lower end edge of the side sheet (10) to form the bottom edge seal portion (18) is used. In this case, the packaging bag (1) can be made into a closet or a stable placement in a predetermined position in the room.

  The packaging bag (1) as described above is opened from the planned opening portion (22) by using a packaging bag (1) containing any of a dehumidifying agent, deodorant, fragrance and the like in the bag. Then, the contents (medicine (30)) absorbs the moisture of the outside air through the partition sheet (20) having air permeability, eliminates the odor of the outside air, or scatters the fragrance to the outside air. The packaging bag (1) for this purpose.

  Below, the kind of material which comprises the packaging bag (1) of this invention, its manufacturing method, etc. are demonstrated concretely.

  First, the air-permeable partition sheet (20) constituting the packaging bag (1) of the present invention varies depending on the content of the drug (30), and the drug (30) is, for example, calcium chloride, phosphorus pentoxide, or the like. In the case of a dehumidifying agent such as a deliquescent material, silica gel, zeolite or other porous moisture absorbing material, a permeable film that allows water vapor from the outside air to pass through and adsorbs to the dehumidifying agent at a constant rate is suitable. A porous membrane is used, and examples of the microporous membrane include Serpore (manufactured by Sekisui Chemical Co., Ltd.) and NF sheet (manufactured by Tokuyama Soda Co., Ltd.). Tyvek (manufactured by DuPont), which is a raised paper, or synthetic paper, etc. can be mentioned, both of which can be sealed with the sealant layer on the inner surface of the bag As it can integrate poly chuck, the partition sheet of the packaging bag of the present invention (20), is more suitable.

  In addition, the air-permeable partition sheet (20) when the drug (30) is a fragrance or deodorant is not particularly limited in material, and has a hole for adjusting the amount of fragrance etc. diffused into the atmosphere. For example, it may be a porous film having many holes (polyethylene, polypropylene, polyester film, or a laminate of these with an aluminum foil) or a non-woven fabric. There are dry nonwoven fabrics, rayon, synthetic fibers that are entangled in a web, and wet nonwoven fabrics that use a paper scrubbing method to mix raw materials with pulp, and any of them can be applied. A dry nonwoven fabric that is easy to heat seal or ultrasonically seal is preferable for the sealant layer of the bag. Among the dry nonwoven fabrics, polypropylene, polyester Ren, polyethylene terephthalate, while spinning the nylon thermoplastic resin from a number of nozzles, it is possible that the spunbond type excellent in high productivity to produce a random web is more preferably used.

  Further, the polychuck (24) constituting the packaging bag (1) of the present invention comprises a female tape (24a) and a male tape (24b), and a polypropylene resin is generally used as the material thereof. A width of about 8 mm is used.

  Moreover, as a side surface sheet (10) which comprises the packaging bag (1) of this invention (the bottom edge sheet | seat (12) is also almost the same structure), the kind of the chemical | medical agent (30) which is a content Generally, for example, as shown in a laminate diagram showing a side cross-section of FIG. 7, for example, as shown in the laminate diagram, the sealant layer (52) whose innermost surface is excellent in heat sealability, and the base film (outermost layer) 50) having a gas barrier layer (54) that has an excellent barrier property against water vapor and oxygen is used on the back surface, and a unidirectional tearable film (56) that can be cut and opened at the planned opening portion is laminated. Are more preferably used.

  The base film (50) is generally a polyethylene terephthalate film having a thickness of about 12 μm, and other examples include a stretched nylon film and a biaxially stretched polypropylene film, and the like, depending on the type of the drug (30) as the contents. Selected.

  The gas barrier layer (54) formed on the back surface of the base film (50) is, for example, a vapor deposition layer such as silicon oxide or aluminum oxide, and the anchor coat layer (53) is applied to the vapor deposition layer surface. Thus, cracks and the like caused by stagnation of the gas barrier layer (54) are prevented.

As the anchor coat layer (53), for example, at least an acrylic polyol, an isocyanate compound, and a general formula: R′SI (OR) ₃ (where R ′ is an alkyl group, a vinyl group, a glycoxypropyl group, and R is an alkyl group) A trifunctional organosilane or a hydrolyzate of organosilane represented by the formula: or a composition of the above formula: M (OR) _n (wherein M is a metal element, R is CH ₃ , C ₂ A composition containing a metal alkoxide represented by an alkyl group such as H ₅ , n is an oxidation number of a metal element), or a hydrolyzate of a metal alkoxide can be used.

  Although not particularly illustrated, the anchor coat layer (53) is provided between the base film (50) and the gas barrier layer (54), and a coating layer is provided on the outer surface of the gas barrier layer (54). As the coating layer, for example, an aqueous solution containing at least one of a water-soluble polymer, (a) one or more metal alkoxides and hydrolysates thereof, and (b) tin chloride, or a water / alcohol mixed solution Thus, a gas barrier which is a vapor deposition layer is formed by covering the inorganic oxide gas barrier layer (54) so as to be sandwiched between the anchor coat layer and the coating layer. Generation of cracks, pinholes and the like caused by stagnation of the layer (54) can be further prevented, and as a result, gas barrier properties can be further improved.

  The unidirectional tearable film (56) that facilitates cutting and opening is, for example, a longitudinal uniaxial or lateral uniaxial polyolefin film such as a uniaxially stretched polyethylene film or a uniaxially stretched polypropylene film having a thickness of about 20 μm, or a nylon 6 resin. Mixing polymetaxylylene adipamide resin, mixing biaxially stretched polyamide film with devised layer separation structure and stretching conditions, or mixing polybutylene terephthalate resin with polyethylene terephthalate resin to make layer separation structure and stretching conditions Examples include a devised biaxially stretched polyester film.

As the barrier layer (54) of the side sheet (10) and the bottom sheet (12), an aluminum foil may be used. In this case, for example, as shown in the laminated view showing the side cross section of FIG. An aluminum foil (55) having a thickness of about 12 μm is laminated on one side of a base film (50) made of terephthalate or the like via an adhesive, and a sealant layer (56) is extruded on the side surface sheet (56) by extruding polyethylene or the like. 10). However, this aluminum foil (55) is preferably used as a vapor deposition layer of the above-mentioned aluminum oxide or the like due to damage to the furnace during incineration or environmental problems of the incinerated ash during disposal after use. ing.

  Furthermore, as the sealant layer (52) provided in the innermost layer, for example, linear low-density polyethylene (LLDPE), low-density polyethylene (LDPE), high-density polyethylene (HDPE), unstretched polypropylene (CPP) excellent in heat sealability For dry lamination of polyolefin resins such as ethylene / vinyl acetate copolymer (EVA), ethylene / acrylic acid copolymer (EAA), ethylene / methacrylic acid copolymer (EMAA), etc. It can be obtained through an adhesive, or obtained by extruding and laminating the molten resin through an anchor coating agent.

  Below, the example of manufacture of the packaging bag using the above materials is demonstrated.

First, as shown in FIG. 7, a polyethylene terephthalate film having a thickness of 12 μm is used as a base film (50), and aluminum oxide (Al ₂ O ₃ ) is vapor-deposited as a gas barrier layer (54) on one side thereof. A uniaxially stretched polyethylene film having a thickness of 20 μm was laminated with a unidirectional tearable film (56) through an anchor coat layer (53) made of a composition containing a hydrolyzate, and melted as a sealant layer (52) on the surface. Polyethylene resin was extruded through an anchor coating agent to obtain an original film for a side sheet (10) and a bottom sheet (not shown) by lamination. This raw film is cut to a desired size to produce two side sheets (10) and one bottom sheet.

  On the other hand, using polypropylene resin in advance, as shown in FIG. 6, Tyvek (manufactured by DuPont), which is a synthetic paper, is placed on a polychuck made of female tape (24a) and male tape (24b) as a partition sheet (20). As a single piece.

  This integrated polychuck female tape (24a) and male tape (24b) are pre-determined on the inner sealant layer (not shown) of the two rectangular side sheets (10) obtained above. Seal with an ultrasonic sealer.

  Subsequently, as shown in FIGS. 3 (a) and 3 (b), a partition sheet (20), and a polychuck (24) composed of a female tape (24a) and a male tape (24b) are applied. The inner surfaces of the side edge and the upper edge of the side sheet (10) are heat sealed to form a side edge seal part (14) and an upper edge seal part (16), and at the same time, a bottom sheet (12) on the inner surface of the lower edge. The bottom edge seal portion (18) is formed by heat-sealing the edges of the upper edge seal portion (16), and a V-shaped seal is formed on one side edge seal portion (14) of the planned cutting and opening portion (22) below the upper end edge seal portion (16). A notch (V) is provided to produce a standing type packaging bag.

  In addition, when the side edge seal portion (14) of the side surface sheet (10) is applied as described above, an unsealed portion (not shown) is provided at a part of the approximate center of the one side edge seal portion (14). After filling the medicine (30) from the unsealed portion, the unsealed portion is sealed to obtain a packaging bag (1) for the dehumidifying agent.

  Packaging bags obtained using the materials and methods described above are easy to open, temporarily close, and reopen when used, do not take up space for distribution or display at stores, and after use. As a container for a dehumidifying agent, a fragrance, etc. that is superior in terms of discardability, it has excellent effects.

1 shows an embodiment of a packaging bag of the present invention, (a) is a schematic front view thereof, and (b) is a schematic side sectional view showing a BB plane of (a). 1 shows an embodiment of a packaging bag according to the present invention, and is a schematic side sectional side sectional view when opened from a cutting scheduled portion of a top portion. The other example of the packaging bag of this invention is shown, (a) is the front schematic, (b) is the sectional side schematic showing the BB surface of (a). BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 shows an embodiment of a packaging bag according to the present invention, in which (a) is a schematic side sectional view when a chuck is closed during distribution and the like, and (b) is temporarily closed after opening the top. It is a schematic side sectional view when sealed. The other example of the packaging bag of this invention is shown, (a) is the front schematic, (b) is the sectional side schematic showing the BB surface of (a). 1 shows an example of a packaging bag of the present invention, and is a schematic side sectional view in which a chuck and a partition sheet are integrated. It is a lamination sectional view showing one example of a side sheet which constitutes a packaging bag of the present invention. It is a lamination | stacking sectional drawing which shows the other example of the side sheet which comprises the packaging bag of this invention. It is a sectional side view explaining an example of the conventional dehumidifier container. It is a perspective view explaining an example of the conventional air freshener container.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Packing bag 10 ... Side sheet 12 ... Bottom sheet 14 ... Side edge seal part 16 ... Top edge seal part 18 ... Bottom edge seal part 20 ... Partition sheet 22 ... Scheduled opening part 24 Poly chuck 24a ... Female tape 24b ... Male tape 30 ... Drug 33 ... Opening 50 ... Base film 52 ... Sealant layer 53 ... Anchor coat layer 54 ... Gas barrier layer 55 ... Aluminum Foil 56 ... Unidirectional tear film 100 ... Dehumidifier container 101 ... Nonwoven fabric 102 of conventional dehumidifier container ... Microporous film 103 of conventional dehumidifier container ... Hygroscopic agent 105 ... Molded container body 200 ... Air freshener container 211 ... Conventional air freshener container cup-shaped container body 213 ... Conventional air freshener container flange 241 ... Inner layer material 242 ... Outer layer material 243 ... Air freshener Scatter hole V ... V-shaped notch W ... Poly chuck width

Claims (6)

  In a packaging bag in which at least the innermost layer is a sealant layer and the upper edge and the side edge are sealed by the sealant layer to form the upper edge seal part and the side edge seal part, the packaging bag is substantially parallel to the lower side of the upper edge seal part. And a partition sheet made of a material having air permeability is provided on the lower inner surface of the scheduled opening portion.   The packaging bag according to claim 1, wherein a chuck is provided between the scheduled cutting and opening portion and the partition sheet.   The packaging bag according to claim 2, wherein the chuck and the partition sheet are provided integrally.   The packaging bag according to any one of claims 1 to 3, wherein a notch is formed in a side edge seal portion of the cut-and-open planned portion.   5. The standing type having a self-standing property in a vertical direction, wherein a bottom sheet having an innermost layer made of a sealant layer is sealed to an inner surface of a lower end edge facing the upper end edge seal portion. A packaging bag according to any one of the above.   The packaging bag according to any one of claims 1 to 5, wherein any one of a dehumidifying agent, a deodorant, a fragrance and the like is accommodated in the bag.

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