JP2000024029A - Pants-type absorbent article packaging structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a shorts-type sanitary napkin packaging structure adapted to a shape unique to shorts-type sanitary napkins and having a compact packaging form. SOLUTION: A pants-type absorbent article packaging structure 1 in which a pants-type absorbent article 10 having an absorbing part 20 and a shorts part 30 is wrapped by a packaging material 40, and is folded in two. At least the folded absorbent article 10 is inserted inside the packaging material 40 such that the bent portion 13 of the absorbent article 10 and the bent portion 41 of the packaging material 40 face each other, and Since the packaging materials 40 extending outward from the peripheral edge of the absorbent article 10 except for the bent portion 13 are sealed with each other, the absorbent article 10 is packaged with the packaging material 40. Structure 1 of a pants-type absorbent article.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pants-type absorbent article packaging structure in which pants-type absorbent articles are individually packaged.

[0002]

2. Description of the Related Art A number of pants-type absorbent articles represented by diapers and sanitary napkins have been proposed. Such absorbent articles are provided to the user in a form in which a plurality of absorbent articles are packaged together, but may be individually packaged in terms of portability when the user carries a small amount and hygiene. desirable. In particular, when the absorbent article is used as a sanitary napkin, individual packaging is required.

However, a general sanitary napkin is a vertically long one composed of a liquid-permeable surface material, a liquid-impermeable leakproof material, and a liquid-retentive absorbing layer. Since the shape is different from that of a general sanitary napkin, it is difficult to use a conventional individual packaging structure as it is in a pants type. Further, the absorbent article configured in a pants type becomes large in size, and a compact packaging form is required at the same time.

Accordingly, it is an object of the present invention to provide a packaging structure for a pants-type absorbent article which has a compact packaging form and which is adapted to a shape specific to the pants-type absorbent article.

[0005]

SUMMARY OF THE INVENTION The present invention provides a pants-type absorbent article having a pants portion having a waist opening and a pair of leg openings formed therein, and an absorbing portion having a liquid-retentive absorbing layer. Is a packaging structure for a pants-type absorbent article packaged with a packaging material, wherein the pants-type absorbent article folded at least in two is placed inside the folded packaging material. The bent portion of the absorbent article and the bent portion of the packaging material are inserted so as to face each other, and the bent portion extends outward from the peripheral edge of the pants-type absorbent article excluding the bent portion. The above object has been achieved by providing a packaging structure for a pants-type absorbent article in which the pants are sealed with each other, whereby the pants-type absorbent article is packaged with the packaging.

The present invention also provides a method of manufacturing the above-mentioned packaging structure, in which the above-mentioned pants-type absorbent article folded in a predetermined shape is placed on the above-mentioned sheet-like packaging material. And the wrapping material are simultaneously bent at a predetermined bent portion, and the wrapping materials extending outward from the peripheral edge portion of the folded trouser-type absorbent article are sealed with each other. A method of manufacturing a packaging structure is provided.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, a preferred embodiment of a packaging structure for a pants-type absorbent article according to the present invention will be described in the case where a shorts-type sanitary napkin (hereinafter also referred to as shorts-type napkin) is used as the absorbent article. An example will be described with reference to the drawings. Here, FIG. 1 is a perspective view showing a shorts type napkin used in the present embodiment, FIG. 2 (a) is a development view showing a state before assembling the shorts type napkin shown in FIG. 1, and FIG. FIG. 3 is a sectional view taken along line II in FIG.

[0008] Shorts type napkin 1 in the present embodiment
Numeral 0 is composed of the absorbing section 20 and the shorts section 30. The absorbing section 20 has a liquid retaining absorbing layer 21 and a liquid impermeable leakage preventing layer 22. The absorbent layer 21 includes an absorbent body 23 made of pulp fibers and superabsorbent polymer particles,
A liquid-permeable top sheet 24 disposed on the surface side of the absorber 23. On the other hand, the leak-proof layer 22 is
3 comprises a back sheet disposed on the back side. The left and right side edges of the leakage prevention layer 22 are covered by top sheets 24 extending outward from the left and right side edges of the absorber 23, respectively.

The shorts section 30 includes an outer layer sheet 31 constituting the outer surface of the shorts-type napkin 10 of the present embodiment,
It comprises an inner sheet 32, which forms an inner surface to which the absorbing section 20 is fixed, a leg elastic member 33, and a waist elastic member 34. In addition, shorts section 30
Consists of regions of the abdominal part A, the crotch part B and the dorsal part C, and both side edges A1, C of the abdominal part A and the dorsal part C, respectively.
1 and A2, C2 are joined and fixed, and the waist opening 1
One and a pair of leg openings 12 are formed to form a short. Then, in the waist opening 11 and the leg opening 12, the waist elastic member 34 and the leg elastic member 33 in the stretched state are sandwiched and fixed between the outer sheet 31 and the inner sheet 32, respectively, so that a gather is formed. I have.

As shown in FIG. 2A, the leg elastic member 33 is disposed along the side edge of the crotch portion B, and crosses the absorbing portion 20 in the crotch portion B in the width direction thereof. Side leg elastic member 33a and back leg elastic member 33
b. These leg elastic members 33a, 33b
Is that the portion crossing the absorbing portion 20 is abdominal portion A more than a line bisecting the shorts portion 30 in the longitudinal direction.
It is arranged to be located on the side.

The absorbing section 20 is fixed inside the crotch B of the shorts section 30 so that the top sheet 24 faces the wearer's body. At least the front and rear ends of the absorbing section 20 are fixed to the shorts section.

Thus, in the packaging structure 1 of the present embodiment, as shown in FIG. 3 (f), at least two folded shorts-type napkins 10 are placed inside the folded packaging material 40. The bent portion 13 of the napkin 10 and the bent portion 41 of the packaging material 40 are inserted so as to face each other, and extend outward from the peripheral edge of the napkin 10 excluding the bent portion 13. The napkins 10 are wrapped with the wrapping material 40 by sealing the wrapping materials 40 with each other. According to such a packaging structure 1, the packaging structure of the shorts-type napkin 10 having a relatively large shape can be downsized.

The above-mentioned packaging structure 1 will be further explained with reference to FIG. 3 together with a preferred manufacturing process. The shorts-type napkin 10 [FIG.
3 (a)], as shown in FIG. 3 (b), the left and right sides are bent toward the center in the width direction. The bending position is a position slightly outside the left and right side edges of the absorbing portion 20 in the shorts-type napkin 10. Next, FIG.
As shown in (c), the crotch B of the shorts-type napkin 10 is bent toward the center in the longitudinal direction. The bending position is about 約 to ５ of the shorts-type napkin 10 from below in the longitudinal direction. Further, as shown in FIG. 3D, the waist portion W is bent toward the center in the longitudinal direction. The bending position is a position of about 1/4 to 1/5 from the top in the longitudinal direction of the shorts-type napkin 10. These bendings are all performed toward the ventral side of the shorts-type napkin 10.

In the folded state, the napkin 10 is placed on a sheet-like packaging material 40 as shown in FIG. At this time, the position of the substantially central line in the longitudinal direction of the napkin 10 that is the bent portion 13 of the napkin 10 matches the position of the substantially central line in the longitudinal direction of the packaging material 40 that is the bent portion 41 of the packaging material 40. To do it.

Next, as shown in FIG. 3 (e), both are simultaneously folded at the bent portion. In the folded state, the napkin 10 is covered with the packaging material 40, and the napkin 10 except the bent portion 13 of the napkin 10 is provided.
The packaging material 40 extending outward from the peripheral edge of the package is in an unsealed open state. In this state, at least the folded napkin 10 is inserted into the folded wrapping material 40 such that the bent portion 13 of the napkin 10 and the bent portion 41 of the packaging material 40 face each other. Corresponds to the state in which Then, the packaging materials 40 extending outward from the peripheral edge are sealed with each other by a predetermined sealing means, for example, a heat seal or the like at the same time as the above-mentioned folding. As a result, the packaging structure 1 in which the napkin 10 is enclosed and packaged with the packaging material 40 is obtained. In the above-mentioned folding and sealing, compression using a predetermined compression means is performed on the napkin 10.
Done for

As shown in FIG. 3 (f), the packaging structure 1 obtained in this manner has three sides other than the bent portion 41 of the folded sheet-like packaging material 40 sealed. The folded napkin 10 is sealed in the inside. Therefore, it is possible to form a compact packaging form as a whole. In this embodiment, since the napkin 10 is compressed at the time of the above-mentioned folding and sealing, the manufactured packaging structure 1 is further compacted. Furthermore, in the above-mentioned packaging structure 1, since the above-mentioned folding and sealing are simultaneously performed at the time of manufacturing, there is an advantage that the manufacturing process is simplified. In addition, the bent portion 41 of the packaging material 40 also acts as a sealing portion, and if only the above three sides are sealed, the napkin 10 is completely sealed in the packaging material 40, so that the number of sealing locations is small. This also simplifies the manufacturing process.

The packaging material 40 used in the packaging structure 1 described above.
For example, a thermoplastic resin film or the like is used. In particular, in order to prevent the shorts-type napkin 10 from slipping and shifting when the napkin 10 is folded in two, the packaging material 40 is required.
Is preferably subjected to anti-slip processing. Examples of the anti-slip processing include forming irregularities by embossing, making the surface of the packaging material 40 non-smooth by printing, a polymer material having a high surface friction coefficient represented by natural rubber, synthetic rubber, and a resin. Application or lamination of a suitable anti-slip agent.

Although the present invention has been described based on the preferred embodiments, the present invention is not limited to the above embodiments.
Various changes can be made without departing from the spirit of the present invention.

For example, as the pants-type absorbent article to which the packaging structure of the present invention is applied, in addition to the above-mentioned shorts-type sanitary napkin, pants-type disposable diapers, incontinence pants,
Examples include disposable underwear, disposable absorbent article covers, and the like.

The folded form of the shorts-type napkin enclosed in the packaging material 40 is not limited to the above-described embodiment as long as it is folded at least in two, and may be another folded form.

In the above-described embodiment, the folded napkin 10 is placed on the sheet-like wrapping material 40 for each leaf. Instead, the folded napkin 10 is provided along the longitudinal direction of the long wrapping material. The napkin 10 is placed at a predetermined interval, the napkin and the wrapping material are folded and sealed in two with the widthwise center line of the wrapping material as a bent portion, and the sealing portion between the adjacent napkins is further cut. The above-described packaging structure may be manufactured by a method.

[0022]

As described above, according to the present invention,
Provided is a packaging structure for a pants-type absorbent article that has a compact packaging form and that is adapted to a shape specific to the pants-type absorbent article.

Further, in the packaging structure of the present invention, since the bent portion of the absorbent article and the bent portion of the packaging material are opposed to each other, the above-mentioned folding and sealing are performed at the time of manufacturing the packaging structure. It can be performed simultaneously, and the manufacturing process can be simplified.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a shorts type sanitary napkin used in the present embodiment.

FIG. 2 (a) is a development view of the shorts-type sanitary napkin shown in FIG.
FIG. 2B is a cross-sectional view taken along the line II in FIG.

FIG. 3 is a diagram showing a preferred manufacturing process of the packaging structure for the shorts-type sanitary napkin of the embodiment.

[Explanation of symbols]

1 shorts type sanitary napkin (pants type absorbent article)
Packaging structure 10 Shorts type sanitary napkin (pants type absorbent article) 13 Bent part 20 Absorbing part 30 Shorts part (pants part) 40 Packaging material 41 Bent part

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Shinsuke Nagahara 2606 Kabane-cho, Akaga-cho, Haga-gun, Tochigi Pref. (72) Inventor Minoru Minato 2606 Akabane-Akabane, Kaiga-cho, Haga-gun, Tochigi F Terms (reference) 3B029 BA01 BF01 3E067 AA11 AB71 BA15A BA24A BB14A BB26A CA24 EA06 EE07 EE34 EE35 4C003 GA08

Claims (4)

[Claims] 1. A pants-type absorbent article including a pants portion having a waist opening and a pair of leg openings formed therein and an absorbing portion having a liquid-retentive absorbing layer is packaged in a packaging material. A packaging structure for a pants-type absorbent article comprising: a foldable portion of the pants-type absorbent article; The bent portions of the wrapping material are inserted so as to face each other, and the wrapping materials extending outward from the periphery of the pants-type absorbent article excluding the bent portions are sealed with each other. A packaging structure for the pants-type absorbent article, wherein the pants-type absorbent article is packaged with the packaging material. 2. The pants-type absorbent article, wherein the left and right sides are bent toward the center in the width direction, and the waist and the crotch are bent toward the center in the longitudinal direction, the longitudinal direction of the pants-type absorbent article under such a state. 2. The packaging structure for a pants-type absorbent article according to claim 1, wherein a substantially center line is folded in half as the bent portion. 3. The packaging structure for a pants-type absorbent article according to claim 1, wherein the inner surface of the packaging material is subjected to anti-slip processing. 4. The method for manufacturing a pants-type absorbent article packaging structure according to claim 1, wherein said pants-type absorbent article is placed on said sheet-like packaging material. And the wrapping material are simultaneously bent at a predetermined bent portion, and the wrapping materials extending outward from the peripheral edge portion of the folded trouser-type absorbent article are sealed with each other. Manufacturing method of packaging structure.