JP2002320641A - Shorts type absorbent article - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a shorts type absorbent article excellent in absorbency and a leak-proof property by providing an elimination part of the wearer with a good fit to the absorbent body in nearly a line-free state, allowing for the effective absorption of menstrual discharge, urine and the like and capable of preventing lateral leak caused by a possible moving of fluids in the width direction of the absorbent body. SOLUTION: In a shorts type absorbent article composed of an absorbent body 11 and a shorts type exterion body 21, an elastic member 15' is arranged along the longitudinal direction of the absorbent body 11 which is connected to the sheathing 21 in a pair of the first connecting parts 4a, 4a positioned on both ends in the longitudinal direction and the second connecting part 4b positioned adjacent to the elimination point. Non-connecting part 6, 6 which is not connected to the exterior body 21, is formed between a pair of the first connecting part 4a, 4a and the second connecting part 4b.

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 having excellent absorption performance and leakage prevention performance.

[0002]

BACKGROUND OF THE INVENTION Problems to be Solved by the Invention
Japanese Patent Application Publication No. 000-93462 discloses a pants form having an abdominal part, a dorsal part, and a crotch part as an absorbent article which has improved adhesion to a crack part of the buttocks and eliminates anxiety that urine and menstrual blood leak behind. An absorbent article has been proposed in which an elastic member is disposed at least at the longitudinal center of the crotch and the back, and the elastic member is narrowed down to be in close contact with the wearer. However, in this absorbent article, the elastic member is disposed between the constituent sheets of the exterior body having a pants-type form, and it is necessary to lift the absorber and the exterior body integrally. It is difficult to squeeze the surface well against the wearer. In addition, since the absorbent body has wrinkles due to the contraction force of the elastic member, the fit of the wearer to the excretory portion is poor, and the excreted liquid flows laterally on the liquid absorbing surface due to the wrinkles, causing leakage. There is fear.

[0003] Accordingly, an object of the present invention is to make it possible to fit the absorbent body to the excretion part of the wearer with less wrinkles, and to remove menstrual blood, urine and other liquids discharged from the human body. Provided is a pants-type absorbent article that can be efficiently absorbed and that prevents liquid from moving in the width direction of the absorbent main body and prevents lateral leakage, and that has excellent absorption performance and leakage prevention performance. It is in.

[0004]

SUMMARY OF THE INVENTION The present invention provides a pants-type absorbent body comprising a pants-type exterior body and a vertically long absorbent body fixed to the inner surface of the exterior body and having a liquid-retentive absorber. In the article, on the exterior body side of the absorber in the thickness direction of the absorbent main body, an elastic member is disposed in an extended state along the longitudinal direction of the absorbent main body, and the absorbent main body is A pair of first members located at both ends in the longitudinal direction
The outer body is joined to the outer body at a joint and a second joint located near the excretion point, and the absorbent body is attached to the outer body between each of the pair of first joints and the second joint. The object has been achieved by providing a pants-type absorbent article in which a non-joined portion that is not joined is formed.

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below based on preferred embodiments. Women's shorts-type absorbent article 1 as one embodiment of the pants-type absorbent article of the present invention
As shown in FIGS. 1 to 4, a pants-type exterior body 21,
Liquid-absorbing absorber 1 fixed to the inner surface of exterior body 21
4 having a vertically long absorbent body 11. The shorts-type absorbent article for women according to the present invention is a disposable shorts used for menstruation or light incontinence and having a liquid absorbing and retaining ability.

The absorbent body 11 comprises a liquid-permeable top sheet 12, a liquid-impermeable back sheet 13 and both sheets 12,
It has a liquid-retaining absorber 14 interposed between 13 and has a vertically long rectangular shape in plan view. The top sheet 12 and the back sheet 13 are joined to each other at a peripheral portion of the absorber 14, and the absorber 14 is formed by the front and back sheets 12, 13.
It is clamped and fixed between.

An elastic member 15 is provided on the side of the exterior body 21 of the absorber 14 in the thickness direction of the absorbent main body 11 so as to extend along the longitudinal direction of the absorbent main body 11.
In the present embodiment, a plurality of thread-like elastic members 15 are arranged between the absorber 14 and the back sheet 13 in parallel with each other. The elastic member 15 is bonded and fixed to the absorber 14 and the back sheet 13 via an adhesive over the entire length. The elastic member 15 is fixed to the exterior body 21 together with the top sheet 12 and the back sheet 13 at both ends in the longitudinal direction of the absorbent main body 11. In FIG. 2, the illustration of the absorbent main body 11 is omitted, the position where the absorbent main body is disposed is indicated by a two-dot chain line P, and the position where the elastic member 15 disposed on the absorbent main body is disposed. Is indicated by reference numeral 15 '. The three-dimensional gather forming sheet material 17 having the elastic member 16 is joined and fixed to the longitudinal side edges of the absorbent main body 11 along the longitudinal direction, respectively.
A three-dimensional gather 18 is formed.

As shown in FIG. 1, the exterior body 21 has a pants-type configuration having a waist opening 22 and a pair of leg openings 24,24. Each of the waist opening 22 and the pair of leg openings 24, 24 has a waist elastic member 23 and a leg elastic member 25 so that a substantially continuous gather is formed around each opening.
Are arranged.

[0009] The shorts-type absorbent article for women 1 is located at the abdomen A located on the abdomen of the wearer when worn, the back B located at the back of the wearer, and located at the crotch of the wearer. Exterior body 2 comprising a crotch portion C and abdominal portion A and dorsal portion B
The left and right side edges of 1 are joined by known joining means such as heat sealing, and a pair of leg openings 24 are formed on the left and right sides of the crotch portion C.

The exterior body 21 includes a waist elastic member 23.
An elastic member thinner than each of the leg elastic members 25 (hereinafter referred to as a waist peripheral elastic member 3) is provided in a range extending across the abdominal part A, the crotch C and the back part B in the width direction. A plurality are arranged at intervals. The exterior body 21 in the present embodiment is mainly composed of a plurality of sheet materials each made of a nonwoven fabric, specifically, an outer layer sheet 26 forming the outer surface of the absorbent article 1 and an inner layer sheet 27 inside the outer layer sheet 26 in total. And the waist elastic member 2
3, the leg elastic member 25 and the waist peripheral elastic member 3,
Each is fixed between both sheets 26 and 27 in an extended state.

As shown in FIG. 2, the longitudinal direction of the absorbent main body 11 coincides with the longitudinal direction of the exterior body 21 (vertical direction in FIG. 2), and the abdominal part A, the crotch part C, and the back side. It is fixed to the inner surface side of the exterior body 21 so as to cover the portion B.

As shown in FIG. 2, the absorbent body 11 has a pair of first joints 4a,
4a and the 2nd joint part 4b located in the vicinity of the excretion point are joined to the exterior body 21 via an adhesive.
The vicinity of the excretion point means a part disposed to face the excretion part of the wearer and the vicinity thereof. The excretion point in the absorbent article of the present embodiment is located at a position slightly deviated toward the abdominal part A from a center line bisecting the absorbent main body 11 in the longitudinal direction. In FIG. 2, the excretion points are indicated by ellipses D.

A pair of first joints 4a, 4a and a second joint 4b are provided at the center in the width direction of the absorbent body 11, respectively, on the back sheet 13 and / or the surface of the exterior body 21 facing the back sheet 13. A known adhesive such as a hot-melt adhesive is applied in a predetermined shape (rectangular shape), and the two are joined together via the adhesive.

The application pattern of the adhesive for forming the first joints 4a is preferably solid, but may be spiral, band, stripe, string, dot, or the like.
The adhesive application pattern for forming the second joint 4b reduces or reduces the elasticity of the elastic member 15 located on the second joint 4b, and the absorbent body 11 is worn with less wrinkles. From the viewpoint of fitting to a person, solid coating is preferable. However, other application patterns may be used as long as the elasticity of the elastic member 15 can be eliminated or reduced.

Further, non-joining portions 6, 6 in which the absorbent main body 11 is not joined to the outer package 21 are formed between the pair of first joining portions 4a, 4a and the second joining portion 4b. Have been. That is, the elastic region G in which the elastic member 15 is provided
Between the pair of first joints 4a, 4a and the second joint 4b, the absorbent main body 11 and the exterior body 21 are not adhered to each other, and when worn, as shown in FIG. The absorbent main body 11 and the exterior body 21 are separated from each other in the thickness direction as the elastic member 15 shrinks. The elastic region G in which the elastic member 15 is provided is surrounded by outer edges of a pair of elastic members 15 located on both outer sides in the width direction of the absorbent main body 11 and both ends in the longitudinal direction of the absorber. Area. However, when only one wide elastic member 15 is provided, it is a region surrounded by both side edges of the elastic member and both ends in the longitudinal direction of the absorber.

As shown in FIG. 2, the second joint 4b in this embodiment is formed in a substantially square shape, and the first joint 4a has an area 1/5 that of the second joint 4b. ~ 1
/ 2 is formed in a rectangular shape. The leg elastic member 25 traverses the absorbent main body 11 in the width direction at the portion where the second joint 4b exists. The women's shorts-type absorbent article 1 of the present embodiment is worn and used by a wearer similarly to a conventional pants-type absorbent article.

According to the women's shorts-type absorbent article 1 of the present embodiment, the elastic member 15 is disposed along the longitudinal direction on the exterior body 21 side of the absorber 14 in the thickness direction of the absorbent main body 11, Since the elastic member 15 located on the non-joined portions 6, 6 is in a state where it can be easily contracted,
As shown in FIG. 5, due to the contracting action of the elastic member 15,
The absorbent body 11 is lifted toward the skin side of the wearer,
The absorbent body 11 is pressed against the wearer's crotch. In addition, the absorbent main body 11 is attached to the exterior body 2 at the second joint 4b located near the excretion point.
1, the elastic member 15 located on the second joint 4b does not exhibit elastic elasticity or the non-joint 6, 6
The elastic body 11 is less likely to exhibit elasticity and stretchability than the part located on the upper part 1, so that the absorbent body 11 near the excretion point is less likely to wrinkle, and the excretion part of the wearer has a wrinkled liquid absorbing surface of the absorbent body. It is pressed in a relatively small state. Therefore, according to the women's shorts-type absorbent article 1 of the present embodiment, liquids such as menstrual blood and urine discharged from the human body are efficiently absorbed, and the liquid discharged on the absorbent main body 11 is Lateral movement is prevented, which results in excellent absorption and leakage prevention performance.

The elastic members 3 and 25 of the exterior body 21
May or may not be arranged in the region of the second joint 4b, but if it is arranged, any one of the method of applying an adhesive and the elastic members 3 and 25 of the exterior body By a method of reducing one or both of the number, a method of reducing the elongation rate in the area of the second joint 4b, etc., the stretching force is reduced in the vicinity of the joint to the extent that it has appropriate elasticity. preferable. By appropriately reducing the stretching force of the elastic member in the width direction at the portion where the second joint portion 4b is present, the absorbent body is prevented from being distorted in the width direction in the region of the excretion point D, and the fit to the body is improved. It is improved and leakage is further prevented. The elastic members 3 and 25 of the exterior body in the present embodiment are the elastic members 1 arranged in the longitudinal direction.
As compared with the case of No. 5, the contraction force is increased by using a larger number of elastic members or using an elastic member having a strong stress.

From the viewpoint of improving the fit of the absorbent body 11 to the wearer's crotch, at least the crotch C
Is preferably arranged with a width of 25 mm or more, particularly preferably 35 mm or more. Note that the “width” here means the width of the elastic member when only one elastic member 15 is provided, and when the plurality of elastic members 15 are provided, The arrangement width of the plurality of elastic members 15, that is, the width W (see FIG. 4) extending in the width direction of the absorbent main body 11 is meant.
The upper limit of the “width” is not particularly limited as long as it does not exceed the width of the absorbent main body 11, but from the relation with the width of the absorbent main body 11 and the like, the upper limit of the preferable range in the crotch C is set. Is about 90 mm, more preferably 75 mm.

The elastic member 15 preferably has a length that fits inside the absorbent main body 11 from the viewpoint of preventing the absorbent article 1 from sliding down while being worn. Length L1 along the longitudinal direction of
Less than 95% of the total length L of the absorbent body 11,
In particular, the length is preferably 50 to 90%. Also,
From the viewpoint of lifting the absorbent body 11 and securely fitting the absorbent body 11 to the crotch of the wearer, the elastic member 15
Is a pair of the non-joining portions 6 adjacent to the second joining portion 4b.
It is preferable that the total length (L2 + L3) of the portion located at 6 is 10 to 70% with respect to the total length L of the absorbent main body 11. In addition, from a similar viewpoint, the length L2 of the portion located at the non-joining portion 6 near the abdominal portion A and the length L3 of the portion located at the joining portion 6 near the dorsal portion B are respectively different from the absorbent main body. It is preferably 5 to 50% of the total length L of No. 11. The ratio between the length L2 and the length L3 is 1: 1 to 1: 5.
It is preferable that

Further, from the viewpoint of reliably forming a portion having no wrinkles or a small amount of wrinkles on the absorbent main body 11, the second joint portion 4b has a length L in a direction along the longitudinal direction of the absorbent main body 11.
4 is preferably 5 to 40%, more preferably 10 to 30%, based on the total length L of the absorbent main body 11.

The elastic region G in which the elastic member 15 is provided is formed from the viewpoint of improving the fit of the absorbent main body 11 to the crotch part of the wearer and preventing the wearer from being excessively tightened. Shrink force 250-950c
N, particularly preferably 400 to 900 cN. The contraction force of the elastic member 15 is measured as follows.
A 5 kgf load cell (TLD-5LF) was set in Tensilon RTM100 (Orientec Co., Ltd.), and a tensile test was performed. The sample is the absorbent body 11
The portion is cut out together with the exterior body 21, and the elastic members (the leg elastic member 2 and the three-dimensional gather forming elastic member 16) oriented from the abdominal side to the back side are removed without damaging the absorber main body 11. The obtained sample is set on the above-mentioned Tensilon RTM100 and measured. In the measurement, the stress at 90% point of the measured length from the rise to 1000 cN is measured, and the average of the three points of the stress at the 90% point is defined as “shrinkage force”. In this measurement, even when the elastic part is longer than the absorber, the measurement is performed only on the absorber part.

It is preferable that the elastic member 15 has an elongation ratio (length of the arrangement state / natural length alone) of 150 to 300%, particularly 180 to 250%. Also, the second
The joining portion 4b preferably has a length L4 in the direction along the longitudinal direction of the absorbent main body 11 of 20 to 100 mm, particularly 30 to 80 mm, and is between the first joining portions 4a, 4a and the second joining portion 4b. The non-joined portions 6 and 6 have lengths L2 and L3 in the direction along the longitudinal direction of the absorbent main body 11, respectively.
It is preferably from 0 to 250 mm. In addition, the width of the second joint portion 4b (the length in the width direction of the absorbent main body 11, including the portion protruding from the region G) is 50 to 200 m.
m, particularly preferably 70 to 150 mm. Further, the area of the portion where the absorbent main body 11 is fixed to the exterior body 21 in the region G is preferably 10 to 60%, particularly preferably 15 to 40% with respect to the area of the region G.

In the absorbent article 1 of the present embodiment, a plurality of elastic members 3 around the trunk are arranged at predetermined intervals in the width direction of the outer package 21, and the absorbent main body 11 in the second joint 4b is Due to the contraction force of the elastic member 3 around the torso, a convex shape is formed on the skin side of the wearer. The elastic member 15 in the second joint portion 4b does not function to lift the absorbent main body 11 to the skin side of the wearer because the contraction force of the elastic member 15 has been eliminated or reduced. However, the exterior body 2
The elastic member 3 is arranged in the width direction of the body 1, and the elastic member 3 causes the absorbent main body 11 to bend in a convex shape toward the skin side to fit the crotch part of the wearer, especially the excretion part. Performance is improved, and more excellent leakage prevention performance is obtained.

Further, in the absorbent article 1 of the present embodiment, a middle and high part where the thickness of the absorber is larger than the other parts is formed near the excretion point in the absorbent main body 11. By forming the middle and high portions, the fit of the wearer to the excretory portion can be further improved, and the leakage prevention performance can be further improved. As a method for forming the middle and high section, a method in which a small absorption layer is laminated on a large absorption layer to make the portion where the small absorption layer is laminated a middle and high section, or an absorbent material is deposited to form an absorber. There is a method in which, when manufacturing, a part of the deposition amount is made larger than other parts, and a part having a large deposition amount is set as a middle-high part.

The material for forming the constituent members of the women's shorts-type absorbent article 1 of the present embodiment will be described. Top sheet 12, Back sheet 13, Absorber 14, Gather 18
Sheet material 17 for forming, outer layer sheet 26, inner layer sheet 2
As the forming material such as 7, those conventionally used for pants-type disposable diapers, sanitary napkins, and the like can be used without particular limitation. The absorber 14 in the illustrated example is used.
Is obtained by laminating two large and small absorbent layers each made of a fiber aggregate, and covering this with a liquid-permeable paper such as tissue paper or a nonwoven fabric (not shown). With this configuration, it is possible to improve the fit to the excretion part and prevent leakage. The shape of the absorber may be any shape, such as a trapezoid or an hourglass, in addition to a rectangular shape as shown in the illustrated example. The sheet material 17 for forming the three-dimensional gathers is preferably made of a water-repellent non-woven fabric or film, thereby forming a water-repellent region in the width direction and preventing leakage more reliably.

Further, as the elastic member 15 provided on the absorbent main body 11, those conventionally used for absorbent articles such as disposable diapers and sanitary napkins can be used. The waist elastic member 23, the leg elastic member 25, the waist peripheral elastic member 3, and the elastic member 16 for forming the three-dimensional gathers 18 are the same as those conventionally used in pants-type disposable diapers, respectively. Similar ones can be used. In addition, as a forming material of the elastic member provided in each part, for example, synthetic rubber such as styrene-butadiene, butadiene, isoprene, and neoprene, natural rubber, EVA, elastic polyolefin, spandex,
Foamed polyurethane and the like can be mentioned. Various types of elastic members can be used, but the elastic members 23 and 25 are preferably strip-shaped (flat rubber or the like) having a predetermined width, and the elastic member 3 is preferably in the form of a thread. The elastic member 15 is preferably in the form of a thread (e.g., rubber thread), a strip having a predetermined width (e.g., flat rubber), or a thin film (e.g., urethane film).

As described above, the preferred embodiments of the present invention have been described. However, the present invention is not limited to the above embodiments, and various modifications can be made without departing from the spirit of the present invention. For example, the plurality of elastic members 15 in the above-described embodiment are arranged in parallel with each other, but the plurality of elastic members 15 are moved from a portion arranged at the crotch part of the wearer to the back or belly of the wearer. It is also possible to arrange so that the arrangement width increases toward the part arranged on the side. By arranging in this way, it is possible to fit the shape of the wearer more, and in the case of a trapezoid or hourglass shape in which the absorber shape is expanded to the back side or the abdomen side, the fitting property is further improved. be able to. Further, instead of the plurality of elastic members 15, a single sheet-like (band-like) elastic member 15 may be provided, and the back sheet 13 is formed of a sheet material having elastic contractility. This may be used as the elastic member 15. Further, a composite material of an elastic nonwoven fabric and an elastic material can be used for the exterior material, or a sheet material having elasticity can be used alone.

The absorbent body 11 is preferably disposed over the abdominal part A, the crotch part C and the back part B, but from the crotch part C to the abdominal part A or the back part B. May be provided over only one of them, or may be provided only on the crotch part C. In addition, between the first joint portion 4a and the second joint portion 4b, the absorbent main body 11 and the exterior body 21 are provided.
There may be other joints where the and are joined. In addition, each of the first joints 4a may be formed at a position separated from the edge of the absorbent main body as long as the end in the longitudinal direction of the absorbent main body or the vicinity thereof can be fixed. The shape of the first and second joints 4a and 4b is not limited to a rectangular shape in plan view, and may be any shape such as a circle, an ellipse, and a rhombus.

In the above-described embodiment, FIG.
As shown in FIGS. 4 to 4, the absorbent main body 11 forms a joint portion 5 on the back surface on both sides in the longitudinal direction, and is joined to the exterior body 21 in a continuous straight line to prevent the absorbent body from floating at the width direction end. Although it is prevented, the continuous linear joint 5 may not be provided. In addition, the waist elastic member 23 and the waist elastic member 3 are thinner than each of the leg elastic members 25.
Is arranged in the width direction at any one or any two or more of the abdominal part A, the dorsal part B, and the crotch part C, the waist peripheral elastic member 3 is attached to at least both sides of the absorber 4 It is fixed outside the edge so as to exhibit elastic elasticity, and is not disposed at least in the center in the width direction of the portion where the absorber 4 exists, or exhibits elastic elasticity in the central portion in the width direction. It may not be done. Here, when the elastic member does not exhibit elasticity, the elastic member is present, but the elastic member has been released from the extended state, or the elastic member has lost its elasticity due to heat treatment or the like. It refers to a region where the elastic member does not exhibit elastic elasticity. By arranging the waist peripheral elastic member 3 in this way, it is possible to stabilize the absorbing surface of the absorber and to prevent a decrease in fit.

The present invention can be applied to disposable diapers for children or adults, in addition to shorts-type absorbent articles for women (shorts-type sanitary napkins and the like).

[0032]

According to the present invention, the absorbent body can be fitted well to the excretory part of the wearer with less wrinkles, and liquid such as menstrual blood and urine discharged from the human body can be efficiently used. It is possible to provide a pants-type absorbent article excellent in absorption performance and leakage prevention performance, which can be absorbed in a liquid and can prevent lateral leakage caused by liquid moving in the width direction of the absorbent main body. it can.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a women's shorts-type absorbent article (shorts-type sanitary napkin) as one embodiment of the present invention.

FIG. 2 shows the inside of the absorbent article in a state in which the women's shorts-type absorbent article of FIG. 1 is expanded and flattened (tensed state) with the absorbent body omitted. It is a top view. In FIG. 2, illustration of the waist elastic member and the leg elastic member is omitted, and the absorbent body has only the outline P indicating the arrangement portion thereof and the arrangement position 15 ′ of the elastic member 15. Is shown.

FIG. 3 is a cross-sectional view schematically showing a cross section taken along line XX of FIG. 2 in a state where the women's shorts-type absorbent article of FIG. 1 is developed and expanded in a planar shape (tensed state). is there.

FIG. 4 is a cross-sectional view schematically showing a cross section taken along line YY of FIG. 2 in a state where the women's shorts-type absorbent article of FIG. 1 is developed and expanded in a plane shape (tensed state). is there.

5 is a view showing a use state of the women's shorts-type absorbent article of FIG. 1 and is a cross-sectional view schematically showing a cross section corresponding to a cross section taken along line YY of FIG. 2 in a use state. .

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Women's shorts-type absorbent article (pants-type absorbent article) 11 Absorbent main body 12 Top sheet 13 Back sheet 14 Absorber 15 Elastic member (elastic member arranged in absorptive main body) 18 Solid gather 21 Outer body 26 Outer layer sheet 27 Inner layer sheet 4a First joint 4b Second joint A A belly side B Back side C Inseam

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) A61F 13/496 A41B 13/02 G 13/53 (72) Inventor Yayoi Fukuhara 2606 Akabane, Kaimachi, Haga-gun, Tochigi Prefecture In Kao Corporation Research Laboratory (72) Inventor Masahito Tanaka 2606 Akabane, Kagamachi, Haga-gun, Tochigi Prefecture F-term in Reference (3B029 BA02 BD02 BD13 BD15 BD16 4C098 AA09 CC04 CC07 CC10 CC12 CC15 CE05 DD10 DD12 DD22 DD24

Claims (6)

[Claims] 1. A pants-type absorbent article comprising: a pants-type exterior body; and a vertically-long absorbent body fixed to an inner surface of the exterior body and having a liquid-retentive absorber. An elastic member is provided on the outer body side of the absorber in the thickness direction in an extended state along the longitudinal direction of the absorbent main body, and the absorbent main body is located at both ends in the longitudinal direction. The pair of first joints and the second joint located near the excretion point are joined to the exterior body, and the absorbent body is provided between each of the pair of first joints and the second joint. A pants-type absorbent article having a non-joined portion that is not joined to the exterior body. 2. The pants-type absorbent article according to claim 1, wherein the elastic member at least in the crotch part is arranged with a width of 25 mm or more. 3. The elastic member has a length that is less than 95% of the total length of the absorbent main body, and a total length of portions located at the pair of non-joined portions adjacent to the second joined portion. The pants-type absorbent article according to claim 1 or 2, wherein the length is 10 to 70% of the total length of the absorbent main body. 4. The absorbent body according to claim 1, wherein a length of the second joint portion in a direction along a longitudinal direction of the absorbent main body is 5 to 40% with respect to a total length of the absorbent main body. The pants-type absorbent article according to the above. 5. The elastic region in which the elastic member is provided,
The pants-type absorbent article according to any one of claims 1 to 4, wherein the contraction force is 250 to 950 cN. 6. A waist peripheral elastic member is provided in a width direction of the exterior body, and the absorbent main body at the second joint portion is provided to the wearer by a contraction force of the waist peripheral elastic member. 2. A convex shape is formed on the skin side.
6. The pants-type absorbent article according to any one of items 5 to 5.