JP2008265786A - Packaging bag with ic tag - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a packaging bag with an IC tag in which the IC tag can be easily classified from a bag body. <P>SOLUTION: A bag body having a storage part S is constituted by superposing two laminate bodies having a heat sealable resin layer on an innermost layer, and providing a peripheral seal part composed of an upper end seal part 10, a lower end seal part 20, a left end seal part 30 and a right end seal part 40 on an outer peripheral end part composed on upper end parts, lower end parts, left end parts and right end parts of the superposed laminate bodies. An IC tag 60 is sealed in the upper end seal part 10. In addition, an opening cut part 50 constituted of an opening notch 51 and a tearing cut 52 is formed in the upper end seal part 10 and a tear tape is provided on the inner side of the opening cut part 50. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a packaging bag having an IC tag.

In recent years, "contactless IC tag"("contactless data carrier", "wireless IC tag", "contactless IC", "contactless IC label", etc.) that can record and read information in a contactless manner In some cases, however, it has been widely used for the management of goods and merchandise information, logistics management, and the like. Recently, non-contact IC tags (hereinafter referred to as “IC tags”) are also mounted in the field of packaging bodies such as foods and used for distribution, quality control, expiration date management, etc. (Patent Literature) 1-5).
JP 2003-155062 A JP 2003-158414 A Japanese Patent No. 3789827 JP 2003-242471 A JP 2003-242472 A

  Recently, environmental awareness has increased, and used packaging has been recycled. However, in the above conventional technology, after using the packaging, the IC tag and the packaging are separated. There is a problem that it takes time and effort.

  Then, this invention makes it a subject to provide the packaging bag with an IC tag which can carry out the separation process of an IC tag and a bag main body easily.

  In order to solve the above problems, the present invention comprises a laminate having a heat-sealable resin layer as the innermost layer, and has an upper end seal portion and a lower end at the outer peripheral end portion comprising the upper end portion, the lower end portion, the left end portion, and the right end portion. Peripheral seal part consisting of seal part, left end seal part, right end seal part is provided to constitute a bag body, and a tear tape is provided on any seal part constituting the peripheral seal part and an IC tag is laminated. A packaging bag with an IC tag is provided.

  According to the present invention, a laminated body having a heat-sealable resin layer is bonded to an outer peripheral end portion including an upper end portion, a lower end portion, a left end portion, and a right end portion to constitute a bag body, and any seal Since the tear tape is provided in the portion and the IC tag is sandwiched, the IC tag and the bag body can be easily separated.

DESCRIPTION OF EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings.
FIG. 1 is a sectional view showing an embodiment of a packaging bag with an IC tag according to the present invention. In FIG. 1, 10 is an upper end seal portion, 20 is a lower end seal portion, 30 is a left end seal portion, 40 is a right end seal portion, 50 is an opening cut portion, and 60 is an IC tag.

  The packaging bag with an IC tag according to the present invention is composed of a laminate having a heat-sealable resin layer in the innermost layer, and the heat-sealable resin layers of a rectangular laminate of the same size are opposed to each other, and an upper end seal portion 10, the edge part which consists of the lower end seal part 20, the left end seal part 30, and the right end seal part 40 is bag-formed by heat-sealing, and the storage part S is formed. The upper seal part 10 is provided with an opening cut part 50, whereby a part of the upper seal part 10 can be separated. A tear tape is formed on the inner surface side of the opening cut portion 50.

  The opening cut portion 50 is a means for partially separating the upper end seal portion 10 of the packaging bag, and is a notch 51 for opening, a tear cut 52, and a portion surrounded by these. The opening notch 51 is provided at least at one corner of a rectangular region that becomes the opening cut portion 50. In the present embodiment, two locations are provided in the upper left corner and the lower left corner of the rectangular area.

  The tear break 52 may be formed so that the cut portion is weakened so that the opening cut portion 50 can be divided. Accordingly, the shape of the tear line 52 may be any shape such as a straight line, a curved line, a perforated line, or a broken line, and may be continuous or discontinuous. Further, the structure of the tear break 52 may be either a through hole (all three layers), a half cut (only the outer layer) or a state in which they are mixed. As a method of engraving the tear break 52, for example, Needle punching method that presses a heated needle, embossing roll method, polishing roll, grindstone, polishing tape, etc., hot melt punching method to melt and punch, physical punching method using knife, cutter, etc., laser beam It can be performed by a method such as machining, a corona discharge, a plasma discharge, or the like.

  The IC tag 60 is configured by mounting an IC chip on an antenna formed on a synthetic resin film. Further, the IC tag 60 is sealed in the upper end seal portion 10 by bonding the two laminated bodies at the upper end seal portion 10.

  Here, the top view and sectional drawing of two laminated bodies which comprise a packaging bag with an IC tag are shown in FIG. Fig.2 (a) is the top view which looked at the laminated body from the innermost layer side, FIG.2 (b) is the sectional view on the AA line in Fig.2 (a). As shown in FIG. 2A, one end of the laminate is provided with a tear tape 70 and an IC tag 60 attached to the upper end seal portion 10. When this is seen in a cross-sectional view, as shown in FIG. 2B, the tear tape 70 is provided on the inner surface side of the innermost layer, and the IC tag 60 is mounted thereon. When the packaging bag with an IC tag is completed, the side h of the left laminate in FIG. 2A and the side h ′ of the right laminate are overlapped, and the innermost layers of the laminate are opposed to each other.

  As shown in FIGS. 2 (a) and 2 (b), the tear tape 70 is provided on the inner surface side of the opening cut portion 50, but the attachment to the laminate is performed by an adhesive or heat sealing. The tear tape 70 is an adhesive tape having a width (vertical direction in the figure) of about 10 mm made of a stretched film such as polyester or polypropylene.

  As for the positional relationship between the tier tape 70 and the IC tag 60, as shown in FIG. 2B, the tier tape 70 may be positioned inside the innermost layer, and the IC tag 60 may be positioned further inside. As shown in FIG. 2C, the positional relationship may be such that the IC tag 60 is inside the innermost layer and the tear tape 70 is inside.

  Next, the laminated body which comprises the packaging bag with an IC tag which concerns on this invention is demonstrated. As shown in FIGS. 2B and 2C, the laminate includes an innermost layer, an intermediate layer, and an outer layer. Among these, the intermediate layer is provided when the innermost layer and the outer layer alone cannot sufficiently function as a packaging bag.

  Then, each layer which comprises a laminated body is demonstrated. The innermost layer is a heat-sealable resin layer, but this heat-sealable resin may be any material that can be melted by heat and fused to each other, for example, low density polyethylene, medium density polyethylene, high density polyethylene, Linear (linear) low density polyethylene, polypropylene, ethylene-vinyl acetate copolymer, ionomer resin, ethylene-acrylic acid copolymer, ethylene-methyl acrylate copolymer, ethylene-methacrylic acid copolymer, ethylene A resin composed of one or more resins such as a propylene copolymer or a sheet obtained by forming a film thereof can be used, and the thickness is suitably 18 to 200 μm, preferably 30 to 150 μm.

  The outer layer is a synthetic resin film, and since this synthetic resin film is a basic material constituting a packaging bag, a synthetic resin having excellent properties in mechanical, physical, chemical, etc. For example, resins such as polyester, polyamide, polypropylene, polycarbonate, and polyacetal can be used. Moreover, as a film using these resins, any of an unstretched film or a stretched film stretched in a uniaxial direction or a biaxial direction can be used, and the thickness of the film is a basic material. The thickness may be any thickness that can be held to the minimum necessary for strength, rigidity, etc., and about 12 to 25 μm is appropriate in consideration of cost. In addition, the synthetic resin film was formed with a film coated with polyvinylidene chloride as needed, or an inorganic vapor deposition layer such as aluminum, silicon oxide, aluminum oxide, indium oxide, tin oxide, or zirconium oxide. The film may have a barrier property. Moreover, the synthetic resin film used as the outer layer is generally often printed on the inner layer side of the synthetic resin film. Therefore, the synthetic resin film used as the outer layer is required to have printability and is preferably a stretched film stretched in a uniaxial direction or a biaxial direction. Moreover, synthetic paper, non-woven fabric, paper, cellophane, etc. can be used as needed.

  In the present invention, an intermediate layer may be provided between the innermost layer and the outer layer, and the intermediate layer is usually used when the innermost layer and the outer layer alone cannot sufficiently function as a packaging bag. Provided. The functions include gas barrier properties, mechanical toughness, flex resistance, puncture resistance, impact resistance, wear resistance, cold resistance, heat resistance, chemical resistance, etc., which are required as packaging bags. These final functions are achieved by providing an intermediate layer. Examples of the base material used as the intermediate layer include metal foils such as aluminum, iron, copper, and tin, polyolefins such as polyethylene terephthalate, polyamide, polyethylene, and polypropylene, polyvinyl chloride, polycarbonate, polyvinyl alcohol, and ethylene- Films of saponified propylene copolymer, ethylene-vinyl acetate copolymer, etc., or films obtained by coating polyvinylidene chloride on these films, or vapor deposition of inorganic substances such as aluminum, silicon oxide, aluminum oxide, indium oxide, tin oxide, zirconium oxide Or a film made of polyvinylidene chloride, paper, synthetic paper, cellophane, or the like can be used. One or more of these substrates can be used in combination. It should be noted that the thickness of the base material only needs to satisfy the function required as a packaging bag, and can be appropriately selected as necessary.

  Next, the manufacturing method of the IC tag packaging bag according to the present invention will be described. First, two rectangular layers of the same size are prepared as described above, and an IC tag 60 is attached to a portion where one of the upper end seal portions 10 is formed (position fixing is necessary). In such a case, the tear tape 70 is temporarily fixed with an adhesive.) The tiered tape 70 is attached by an adhesive or heat seal. Next, an opening cut portion 50 including an opening notch 51 and a tear cut 52 is formed in the region where the tear tape 70 of the upper end seal portion 10 is attached. Then, the IC tag 60 is laminated on the upper end seal portion 10 by aligning with the other laminate and forming the upper end seal portion 10.

  Next, the heat sealable resin layers that are the innermost layers are opposed to each other at the left end portion and the right end portion, and the left end seal portion 30 and the right end seal portion 40 are formed. The state at this time is shown in FIG. The left end seal portion 30 and the right end seal portion 40 may be formed simultaneously with the upper end seal portion 10.

  Finally, the lower end seal portion 20 is formed by filling the contents from the opened lower end portion with a filling machine and heat-sealing the lower end portion with a seal bar. The state at this time is shown in FIG. Thereby, the packaging bag with an IC tag according to the present invention in which the contents are stored in the storage portion S is completed.

  Regarding the shape of the opening-like cut portion, various other modifications can be made to the above example. FIG. 4 shows an example of the opening cut portion having a different shape. In the example of FIG. 4, the opening cut portion 50 ′ is provided from the left end to the right end. That is, an opening notch 51 'is provided at the left end, and the tearing cut 52' is continued from there to the right end. In this case, the tear tape 70 on the inner surface side of the opening cut portion 50 'is also provided from the left end to the right end.

It is sectional drawing which shows one Embodiment of the packaging bag with an IC tag which concerns on this invention. It is a figure which shows the top view and sectional drawing of two laminated bodies which comprise a packaging bag with an IC tag. It is a figure which shows the manufacturing process of the packaging bag with an IC tag which concerns on this invention. It is sectional drawing which shows different embodiment of the packaging bag with an IC tag which concerns on this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 ... Upper end seal part 20 ... Lower end seal part 30 ... Left end seal part 40 ... Right end seal part 50 ... Cut for opening 51 ... Notch for opening 52 ... Tear break 60 ... IC tag 70 ... Tier tape S ... Storage

Claims (4)

  It consists of a laminate having a heat-sealable resin layer as the innermost layer, and has an upper end seal portion, a lower end seal portion, a left end seal portion, and a right end seal at the outer peripheral end portion consisting of an upper end portion, a lower end portion, a left end portion, and a right end portion. A package with an IC tag, characterized in that a peripheral seal portion comprising a portion is provided to form a bag, and a tear tape is provided on any of the seal portions constituting the peripheral seal portion and an IC tag is laminated. bag.   The packaging bag with an IC tag according to claim 1, wherein the seal portion provided with the tear tape is provided with an opening cut portion constituted by an opening notch and a tear cut.   The packaging bag with an IC tag according to claim 1 or 2, wherein the laminated body has a three-layer structure of an outer layer, an intermediate layer, and an innermost layer.   The IC tag packaging bag according to any one of claims 1 to 3, wherein the innermost layer has a thickness of 18 µm to 200 µm.

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