JP3685935B2 - Absorbent packaging structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an absorbent article packaging structure in which an absorbent article with first and second wing portions is packaged with good take-out properties.
[0002]
[Prior art and problems to be solved by the invention]
As an absorbent article, a sanitary napkin having a main body, a pair of left and right first wing portions provided on both left and right sides in front of the main body, and a pair of left and right second wing portions provided on both left and right sides in the rear of the main body There are provided first and second wing portions. The first and second wing parts are vertically long, and when used, an absorbent article whose rear part is located up to the heel part is wrapped around underwear such as shorts or the second wing part is attached to the shorts without being wrapped around the shorts. It is intended to be used as fixed.
Conventionally, in a packaging structure in which such sanitary napkins and the like are individually packaged, a release material is used separately from the individual packaging material to cover the adhesive portion of the main body and the adhesive portions of the first and second wing portions. It was.
For this reason, in the packaging structure described above, when the sanitary napkin is mounted, not only is it necessary to remove the peeling material protecting the adhesive part of the main body and the adhesive parts of the first and second wing parts. There was a problem that the removed release material remained as garbage. Furthermore, the adhesive part of the main body and the adhesive part of the wing part are not covered from the time when the release material is removed to the time when it is attached to the undergarment such as sanitary shorts. For this reason, there is a problem in terms of ease of handling, such as easy mounting error, and this may cause mutual adhesion of the adhesive portion of the main body and the adhesive portions of the first and second wing portions.
[0003]
Therefore, in order to solve the above problems, in JP-A-10-127686, the adhesive portions of the first and second wing portions are covered with release paper, and the release paper is further attached to the rear end of the absorbent article. A packaging structure has been proposed in which the extended portion is fixed to a packaging sheet. However, in such a packaging structure, an operation of peeling the adhesive portions of the first and second wing portions from the release paper is required separately from the opening of the packaging structure, and the absorbent article cannot be taken out smoothly.
[0004]
Accordingly, an object of the present invention is to provide a packaging structure for absorbent articles that does not adhere to each other and can be easily taken out.
[0005]
[Means for Solving the Problems]
The present inventors protect the adhesive parts of the first and second wing parts with an adhesive part protective sheet, and fix the position of the front end side of the adhesive part of the first wing part in the adhesive part protective sheet to the packaging sheet. It has been found that the packaging structure of the absorbent article can achieve the above-mentioned purpose.
[0006]
The present invention has a main body, a pair of left and right first wing portions provided on both left and right sides in front of the main body, and a pair of left and right second wing portions provided on both left and right sides in the rear of the main body. A main body adhesive portion is provided on the non-skin contact surface side, and a first wing adhesive portion and a second wing adhesive portion are provided on the non-skin contact surface side of the first wing portion and the second wing portion, respectively. Composed of an absorbent article and a packaging sheet for individually packaging the absorbent article, the main body adhesive portion and the inner surface of the packaging sheet are detachably adhered, and the absorbent article and the packaging sheet are folded together. In the packaging structure of the absorbent article, the first wing portion and the second wing portion are each bent toward the skin contact surface side of the main body, and the packaging sheet is spread over the entire area of the main body adhesive portion. Adhesive and above Both the wing adhesive portion and the second wing adhesive portion are detachably adhered to the adhesive portion protective sheet, and the adhesive portion protective sheet is from the first wing adhesive portion located on the front edge side of the packaging sheet. Also has an extending portion extending to the front edge side, and the extending portion is formed on the outer surface of the packaging sheet or the inner surface of the packaging sheet that extends outward from the rear end of the absorbent article. The adhesive part protecting sheet is fixed, and the fixing part extends outward from the outer surface of the packaging sheet folded from the rear edge side or the rear end of the absorbent article. It is fixed to the inner surface of the packaging sheet, and the absorbent article and the packaging sheet are folded integrally from the rear end side and the rear end edge side , respectively , and finally the front end side and the front end edge side, respectively. Is folded It is to provide a packaging structure of the absorbent article to.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, a preferred embodiment of the present invention will be described.
[0008]
The sanitary napkin packaging structure 1 as an absorbent article of the present embodiment includes a main body 3, a pair of left and right first wing portions 4 a provided on the left and right sides in front of the main body 3, and a main body, as shown in FIGS. 3 has a pair of left and right second wing portions provided on both the left and right sides of the body 3, a body adhesive portion 33 is provided on the non-skin contact surface 32 side of the body 3, and the first and second wing portions 4a, From the sanitary napkin 2 as an absorbent article in which the first wing adhesive part 41 and the second wing adhesive part 42 are provided on the non-skin contact surface 32 side of 4b, respectively, and the packaging sheet 5 that individually mounts the sanitary napkin 2 Thus, the main body adhesive portion 33 and the inner surface 51 of the packaging sheet 5 are detachably adhered, and the sanitary napkin 2 as the absorbent article and the packaging sheet 5 are folded together.
[0009]
More specifically, the sanitary napkin 2 used in the packaging structure 1 has a skin contact surface 31 made of a liquid-permeable sheet material and a non-skin contact surface 32 made of a liquid-impermeable sheet material. Furthermore, it has a liquid-retaining absorbent between the skin contact surface 31 and the non-skin contact surface 32 (not shown), and includes a main body adhesive portion 33, a first wing adhesive portion 41, and a second wing. The adhesive part 42 is also a normal sanitary napkin (so-called night sanitary napkin) formed using a normal adhesive. Moreover, the 1st wing part 4a is located in the front side of a napkin, and the 2nd wing part 4b is located in the longitudinal direction back of a napkin.
As shown in FIG. 2, the main body adhesive portion 33 is provided over substantially the entire non-skin contact surface 32.
[0010]
3 and 4, the packaging sheet 5 has a substantially rectangular shape, and a known tab tape 53 for fastening the packaging structure is provided on the front edge 52 thereof.
[0011]
As the forming material of the packaging sheet 5, known materials can be used, specifically, packaging of polypropylene, polyester, polyethylene, polyvinyl alcohol, nonwoven fabric or paper having a thickness of 5 to 50 μm, and composite materials thereof. A sheet material is mentioned.
[0012]
Thus, as shown in FIGS. 1 to 3, in the sanitary napkin packaging structure of the present embodiment, the first and second wing portions 4 a and 4 b are each bent toward the skin contact surface 31 side of the main body 3. The packaging sheet 5 is adhered to the entire area of the main body adhesive portion 33, and both the first wing adhesive portion 41 and the second wing adhesive portion 42 are detachably adhered to one adhesive portion protective sheet 6. The adhesive part protective sheet 6 is closer to the front edge 52 than the first wing adhesive 41 located on the front edge 52 side of the packaging sheet 5 among the first wing adhesive and the second wing adhesive 41, 42. The extending portion 60 includes a fixing portion 61 that fixes the adhesive portion protection sheet 6 to the outer surface 56 of the packaging sheet 5.
[0013]
More specifically, since the first and second wing parts 4a, 4b are bent toward the skin contact surface 31 side, the first and second wing adhesive parts 41, 42 is directed to the skin contact surface 31 side.
Further, substantially the entire surface of the non-skin contact surface 32 is in contact with the packaging sheet 5, and the entire surface of the main body adhesive portion 33 on the non-skin contact surface 32 is protected by the packaging sheet 5.
[0014]
In the present embodiment, as shown in FIG. 3, the packaging sheet 5 is formed larger than the sanitary napkin 2 as a whole, and all of the front edge 52, the side edge 54, and the rear edge 55 are sanitary. It sticks to the sanitary napkin 2 so as to extend from the periphery of the napkin 2. Further, in the present embodiment, the entire inner surface 51 is peeled off, but all of the inner surface 51 other than the part extending outward from the rear end of the absorbent article may be peeled off.
[0015]
The release treatment can be performed using a known technique. Specifically, the release treatment agent is applied to the entire inner surface 51 of the packaging sheet 5 or a release tape, release paper, release-treated nonwoven fabric, release It can be performed by attaching a release member such as a treated polyethylene laminated paper or a peeled polyethylene film. The release agent or release agent component of the release member is preferably a silicone resin type, a fluorine resin type, or an octadecyl isocyanate type. In particular, as the release treatment, as the release agent component, a silicone resin-based material is used and applied to increase the molecular weight by heat drying, ultraviolet irradiation or the like, or sprayed to form a thin film. Is preferred.
[0016]
In addition, the adhesive part protective sheet 6 has a surface that is in contact with the first and second wing adhesive parts 41 and 42, and thus the adhesive part protective sheet 6 adheres to the first and second wing adhesive parts 41 and 42 in a freely detachable manner. Has been.
As a material for forming such a pressure-sensitive adhesive part protective sheet 6, a polyolefin film, a polyester film, paper, or the like subjected to a peeling treatment is used.
[0017]
The adhesive portion protection sheet 6 is a rectangular sheet and is adhered so as to connect the first and second wing adhesive portions 41 and 42.
Further, as shown in FIGS. 2 and 3, the sanitary napkin 2 and the packaging sheet 5 are finally folded into four from the rear end 2b side and the rear end edge 55 side , respectively, and finally each The front end 2a side and the front end edge 52 side are folded. The fixing portion 61 is formed by applying an adhesive and is fixed to the outer surface of the packaging sheet 5. That is, in the packaging structure 1 of the present embodiment, as shown in FIG. 3, the sanitary napkin 2 in which the first and second wing portions 4 a and 4 b are folded on the packaging sheet 5 is interposed via the main body adhesive portion 33. After the adhesive portion protective sheet 6 is further adhered to the first and second wing adhesive portions 41 and 42, these are attached to the front portion 11, the intermediate portion 12, the rear portion 13 and the rearmost portion 14. It is formed by folding the three folding portions 15 to be divided as folding points. In this case, the rearmost portion 14 folded on top of the rear portion 13, after I tatami fold on the intermediate portion 12 together the rear portion 13 of the rearmost portion 14 is folded and the rearmost section 14, the front part in the final 11 is folded toward the intermediate portion 12 side. In other words, the packaging structure of this embodiment is manufactured in this way.
[0018]
As shown in FIG. 1, the packaging sheet 5 is sealed by heat sealing at the left and right side edge portions 54, and is sealed at the front end edge 52 by a tab tape 53.
[0019]
When using the sanitary napkin 2, the tab tape 53 is peeled off to open the front portion 11, and the front end portion 2 a of the exposed sanitary napkin 2 is pulled out, so that the main body adhesive portion 33 is peeled off at the same time. Since the first and second wing adhesive portions 41 and 42 are also sequentially peeled, the force required to take out the sanitary napkin 2 is only the force in the peeling direction between the sanitary napkin 2 and the packaging sheet 5, and the packaging structure 1 The unsealing and the peeling treatment of the pressure-sensitive adhesive part protective sheet 6 can be quickly performed simultaneously, and the sanitary napkin 2 can be easily taken out.
And the packaging structure 1 of the sanitary napkin 2 according to the present embodiment has the adhesive part protective sheet 6 fixed to the packaging sheet 5 as described above. Therefore, after the napkin 2 is taken out, as shown in FIG. Since the sheet 5 and the adhesive part protective sheet 6 are integrated, no extra dust is generated, and since a large sanitary napkin 2 for night use or the like can be packed compactly, the packaging structure is compact, It is easy to carry around. Further, in the packaging structure 1 of the present invention, since the removal of the napkin 2 is easy as described above, the adhesive portions 33, 41, and 42 are adhered to each other at the time of removal, and the first and second wing portions 4a. There is little loss of the function of 4b. Furthermore, displacement and twist of the second wing portion 4b are also prevented.
[0020]
In addition, as long as the adhesion part protection sheet is a continuous sheet, the sheet | seat which connected two sheets may be sufficient instead of one sheet.
Further, as shown in FIG. 5, the packaging structure can be folded into three instead of four, and the rear edge 55 of the packaging sheet 5 is not extended from the rear edge of the sanitary napkin 2. It can also be.
Moreover, you may fix a fixing | fixed part to the inner surface of the packaging sheet extended outward rather than the rear end of the absorbent article. In particular, when the adhesive part protective sheet is fixed to the inner surface of the packaging material with an adhesive, the packaging material does not subject the part to which the protective sheet is adhered to the part to be peeled off, and at least partially peels off the area where the main body adhesive part is pasted. Is preferred .
Also, in the above-described embodiment has been described by way of example a sanitary napkin, this addition is applicable to incontinent pads and the like.
[0021]
【The invention's effect】
The packaging structure of the absorbent article of the present invention is easy to take out without the adhesive portions being bonded to each other.
[Brief description of the drawings]
FIG. 1 is a perspective view showing one embodiment of a packaging structure for absorbent articles according to the present invention.
FIG. 2 is a cross-sectional view taken along the line XX in FIG.
FIG. 3 is a development view of the packaging structure shown in FIG. 1 (development view in a state where the adhesive part protective sheet is peeled off from the packaging sheet and the adhesive part protective sheet is adhered to the first and second wing adhesive parts. ).
FIG. 4 is a perspective view showing the packaging sheet and the adhesive part protective sheet after the sanitary napkin is taken out.
FIG. 5 is a cross-sectional view (corresponding to FIG. 2) showing another embodiment of the packaging structure of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Sanitary napkin packaging structure 11 Front part 12 Middle part 13 Rear part 14 Last part 2 Sanitary napkin 2a Front end part 2b Rear end part 3 Main body 31 Skin contact surface 32 Non-skin contact surface 33 Main body adhesive part 4a 1 wing part 4b 2nd wing part 41 1st wing adhesive part 42 2nd wing adhesive part 5 packaging sheet 51 inner surface 52 front edge 53 tab tape 54 side edge 55 rear edge 6 adhesive part protection sheet 60 extension part 61 fixing part

Claims (2)

A main body, a pair of left and right first wing portions provided on both left and right sides in front of the main body, and a pair of left and right second wing portions provided on both left and right sides in the rear of the main body; An absorbent article provided with a main body adhesive portion on the surface side and provided with a first wing adhesive portion and a second wing adhesive portion on the non-skin contact surface side of the first wing portion and the second wing portion, respectively; An absorbent article comprising: a packaging sheet for individually packaging the body, wherein the main body adhesive portion and the inner surface of the packaging sheet are detachably adhered, and the absorbent article and the packaging sheet are folded together. In the packaging structure of
The first wing part and the second wing part are each bent to the skin contact surface side of the main body,
The packaging sheet is adhered to the entire area of the main body adhesive part,
Both the first wing adhesive part and the second wing adhesive part are adhered to the adhesive part protective sheet so as to be peelable,
The pressure-sensitive adhesive part protective sheet has an extending part that extends to the front edge side than the first wing pressure-sensitive adhesive part located on the front edge side of the packaging sheet,
The extension part has a fixing part for fixing the adhesive part protective sheet to the outer surface of the packaging sheet or the inner surface of the packaging sheet extended outward from the rear end of the absorbent article,
The fixing portion is fixed to the outer surface of the packaging sheet folded from the rear edge side or the inner surface of the packaging sheet extended outward from the rear end of the absorbent article,
The absorbent article and the packaging sheet are integrally folded from the rear end side and the rear end edge side , respectively , and finally the front end side and the front end edge side are folded, respectively. Packaging structure for absorbent articles.   The absorbent article packaging structure according to claim 1, wherein the absorbent article and the packaging sheet are integrally folded in four, and the fixing portion is fixed to an outer surface of the packaging sheet.

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