WO2016203602A1 - Article à porter jetable - Google Patents

Article à porter jetable Download PDF

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Publication number
WO2016203602A1
WO2016203602A1 PCT/JP2015/067564 JP2015067564W WO2016203602A1 WO 2016203602 A1 WO2016203602 A1 WO 2016203602A1 JP 2015067564 W JP2015067564 W JP 2015067564W WO 2016203602 A1 WO2016203602 A1 WO 2016203602A1
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WO
WIPO (PCT)
Prior art keywords
elastic member
joining
thread
rubber
waistline
Prior art date
Application number
PCT/JP2015/067564
Other languages
English (en)
Japanese (ja)
Inventor
三井　浩一郎
知央 金子
航平 辻
Original Assignee
ユニ・チャーム株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ユニ・チャーム株式会社 filed Critical ユニ・チャーム株式会社
Priority to PCT/JP2015/067564 priority Critical patent/WO2016203602A1/fr
Priority to JP2015537860A priority patent/JP5879462B1/ja
Publication of WO2016203602A1 publication Critical patent/WO2016203602A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
    • A61F13/496—Absorbent articles specially adapted to be worn around the waist, e.g. diapers in the form of pants or briefs

Definitions

  • the present invention relates to a disposable wearing article.
  • This disposable wearing article such as disposable diapers have been widely used.
  • This disposable wearing article includes two sheets and a plurality of elastic members such as rubber thread that are sandwiched between the two sheets and extend in the lateral direction.
  • the disposable wearing article when the user views the disposable wearing article, it is also required to give the user an impression that the disposable wearing article is soft. This is because disposable wearing articles are worn on the body, and hard products are avoided.
  • the present invention has been made in view of the above-described problems, and an object of the present invention is to realize a disposable wearing article that can fit a body firmly and can give a soft impression to a user. There is.
  • the main invention for achieving the above object has a longitudinal direction and a transverse direction intersecting the longitudinal direction, Two sheets, A disposable wearing article comprising a plurality of elastic members sandwiched between the two sheets and along the lateral direction, As the elastic member, Two bonded elastic members bonded to at least one of the two sheets from one end to the other end in the lateral direction of the sheet; Provided between the two joining elastic members in the longitudinal direction, and joined to at least one of the two sheets at the one end and the other end, and between the one end and the other end A non-joining elastic member having a non-joining portion that is not joined to any of the two sheets in between, It is the disposable wearing article characterized by having.
  • FIG. 1 It is a perspective image figure of diaper 1 concerning this embodiment. It is a top view of diaper 1 of a deployment state. It is sectional drawing of the diaper 1. FIG. It is a top view showing the joined part of a rubber thread. It is explanatory drawing for demonstrating the effect
  • a disposable wearing article comprising a plurality of elastic members sandwiched between the two sheets and along the lateral direction, As the elastic member, Two bonded elastic members bonded to at least one of the two sheets from one end to the other end in the lateral direction of the sheet; Provided between the two joining elastic members in the longitudinal direction, and joined to at least one of the two sheets at the one end and the other end, and between the one end and the other end A non-joining elastic member having a non-joining portion that is not joined to any of the two sheets in between, A disposable wearing article comprising:
  • Such a disposable wearing article can give the user an impression that it fits the body firmly and is soft.
  • Such a disposable wearing article An absorptive body with an absorbent that absorbs excreta; A waistline portion located on one end side and the other end side of the absorbent main body, The waist portion is formed by the two sheets, It is desirable that the non-bonded elastic member is provided only at a center portion of both the end portions and the center portion in the longitudinal direction of the waistline portion.
  • Such a disposable wearing article can give the user the impression that it is soft, and can also give the impression that it fits the body more firmly.
  • Such a disposable wearing article An absorptive body with an absorbent that absorbs excreta; A waistline portion located on one end side and the other end side of the absorbent main body, The waist portion is formed by the two sheets, The waistline portion is provided with joint portions for joining to the other waistline portion on both edges of the waistline portion in the lateral direction, The non-bonding elastic member is bonded to at least one of the two sheets at the bonding portion and an inner portion adjacent to the bonding portion and positioned inside the bonding portion in the lateral direction. It is desirable.
  • Such a disposable wearing article An absorptive body with an absorbent that absorbs excreta; A waistline portion located on one end side and the other end side of the absorbent main body, The waistline portion is formed of the two sheets, and has an absorption weight portion that overlaps the absorber, As the non-joining elastic member, a part has a superposed elastic member arranged on the absorption weight part, The superimposed elastic member is preferably joined to at least one of the two sheets in the absorbed weight portion.
  • the absorbent body can be firmly pressed by the superposed elastic member and the sheet joined to each other.
  • Such a disposable wearing article It is desirable that the superimposed elastic member is joined from the absorbed body weight part to the outside of the absorbed body weight part in the lateral direction beyond the end of the absorbed body weight part.
  • Such a disposable wearing article An absorptive body with an absorbent that absorbs excreta; A waistline portion located on one end side and the other end side of the absorbent main body, The waistline portion is formed by the two sheets, and has an absorption weight portion that overlaps the absorber at a central portion in the lateral direction of the waistline portion,
  • the non-bonding elastic member a non-overlapping elastic member provided between the upper end portion of the waistline portion and the absorbed weight portion in the longitudinal direction
  • the non-superimposing elastic member is It is desirable to have the non-joining portion at the center portion in the lateral direction of the waistline portion.
  • Such a disposable wearing article can give a user the impression of softness more effectively.
  • Such a disposable wearing article The waist part located on one end side of the absorbent main body is a back side waist part, and the waist part located on the other end side is a ventral side waist part,
  • the distance from the upper end of the absorbed body weight part to the upper end of the back side waist part in the back side waist part is the distance from the upper end of the absorbed body weight part to the upper end of the abdominal waist part in the ventral waist part Bigger than It is desirable that the number of the non-superimposing elastic members provided on the back side waistline portion is greater than the number of the non-superimposing elastic members provided on the ventral side waistline portion.
  • Such a disposable wearing article As the non-bonding elastic member, A central non-bonding elastic member that is joined at the one end and the other end, and has one non-joining portion at the center in the lateral direction of the sheet between the one end and the other end, Joined at the one end and the other end, and also joined at the center between the one end and the other end, and between the one end and the center and the other end And a split non-joining elastic member having two non-joining parts between and the central part, The length of the non-joining portion of the split non-joining elastic member is preferably shorter than the length of the non-joining portion of the central non-joining elastic member.
  • Such a disposable wearing article can give the user a soft impression while strengthening the bonding of the elastic members.
  • Such a disposable wearing article An absorptive main body provided with an absorber that absorbs excrement, a back side girth part located on one end side of the absorptive main body, and a ventral side girth part located on the other end side of the absorptive main body ,
  • the back side waistline part and the ventral side waistline part are formed by the two sheets
  • the non-bonding elastic member A central non-bonding elastic member that is joined at the one end and the other end, and has one non-joining portion at the center in the lateral direction of the sheet between the one end and the other end, Joined at the one end and the other end, and also joined at the center between the one end and the other end, and between the one end and the center and the other end
  • a split non-joining elastic member having two non-joining parts between and the central part, The length of the non-joined portion of the central non-joint elastic member provided on the back side waistline portion is different from the length
  • Such a disposable wearing article An absorptive body with an absorbent that absorbs excreta; A waistline portion located on one end side and the other end side of the absorbent main body, The waist portion is formed by the two sheets,
  • the two joining elastic members are provided in a central portion in the longitudinal direction of the waistline portion,
  • the non-bonding elastic member is provided only between the two bonding elastic members in the longitudinal direction,
  • Two other joining elastic members different from the two joining elastic members are end portions in the longitudinal direction of the waistline portion in a state where the non-joining elastic member is not disposed between the two other joining elastic members.
  • a distance between the bonded elastic member and the non-bonded elastic member in the central portion is shorter than a distance between the two other bonded elastic members in the end portion.
  • the non-bonding elastic member is a first non-bonding elastic member
  • a second non-bonded elastic member having the non-bonded portion between the one end portion and the other end portion, while being bonded at the one end portion and the other end portion; It is desirable that at least one joining elastic member is provided between the first non-joining elastic member and the second non-joining elastic member in the longitudinal direction.
  • FIG. 1 is a perspective image view of a disposable diaper (hereinafter simply referred to as diaper 1) as an example of a disposable wearing article according to the present embodiment.
  • FIG. 2 is a plan view of the diaper 1 in the unfolded state.
  • FIG. 3 is a cross-sectional view of the diaper 1.
  • the diaper 1 is a so-called pants-type diaper.
  • the longitudinal direction of the diaper 1 and the lateral direction of the diaper 1 are simply referred to as “vertical direction” and “lateral direction”, respectively.
  • the direction intersecting the vertical direction and the horizontal direction is referred to as “thickness direction”
  • the skin side of the wearer is referred to as “skin side”
  • the opposite side is referred to as “non-skin side”.
  • the side of the waist opening 1 a in the vertical direction is referred to as “upper side” and the opposite side is referred to as “lower side”.
  • the diaper 1 has a vertical direction and a horizontal direction as two directions intersecting (orthogonal) with each other. Moreover, the diaper 1 is what is called a 3 piece type, and has three components. That is, this diaper 1 has the absorptive main body 10 provided with the absorber 11 which is applied to a wearer's crotch part and absorbs excretions, such as urine, as a 1st component.
  • the diaper 1 has the waist part located in the one end side and other end side of the absorptive main body 10.
  • the absorbent main body 10 is stretched between the back waistline portion 30 and the ventral waistline portion 40 in a state where they are arranged in parallel with a space in the vertical direction.
  • the back side waist part 30 is located at one end 10a of the absorbent main body 10
  • the abdominal side waist part 40 is located at the other end 10b
  • the absorbent main body 10 is positioned closer to the skin side in the thickness direction than the waist part.
  • the external shape is substantially H-shaped in plan view. In other words, the back waistline portion 30 is located on one end side of the absorbent main body 10, and the ventral waistline portion 40 is located on the other end side of the absorbent main body 10.
  • the absorbent main body 10 has two folding positions at the middle of the diaper 1 in the longitudinal direction (that is, the longitudinal direction) (the middle of one end and the other end in the longitudinal direction of the unfolded diaper 1). Folded.
  • the waist parts are formed in an annular shape. That is, the waistline portion is provided with joint portions for joining to the other waistline portion on both edges of the waistline portion in the lateral direction (the joint portions are provided on the back side edges 30a and the ventral side edges 40a.
  • the diaper 1 is formed by connecting (joining) the back side edges 30a and the ventral side edges 40a. Thereby, it becomes the diaper 1 of the wearing condition in which the trunk periphery opening 1a and a pair of leg periphery opening 1b as shown in FIG. 1 were formed.
  • the absorbent main body 10 corresponds to the wearer's crotch (inseam) and is intended to absorb excrement such as urine. As shown in FIG. 2, the absorbent main body 10 has a rectangular shape in plan view, and is provided so that the longitudinal direction (long side direction) is along the longitudinal direction.
  • the absorbent body 10 is provided with an absorbent body 11.
  • This absorber 11 is a member (absorbent core) formed by laminating liquid absorbent materials, and can absorb excrement such as urine.
  • the absorber 11 has a pulp (pulp fiber) and an absorbent polymer (SAP).
  • the absorber 11 has an hourglass shape in which the width at the center in the vertical direction becomes narrow.
  • the shape of the absorber 11 is not limited to the shape shown in FIG. 2, and may be a simple rectangle.
  • the absorbent body 11 is wrapped in a core wrap 26 made of a liquid permeable sheet (nonwoven fabric), and is disposed between the top sheet member 24 and the back sheet member 25 in the thickness direction.
  • the top sheet member 24 is a non-woven liquid permeable sheet
  • the back sheet member 25 is a liquid impermeable leak-proof sheet 25a made of polyethylene or polypropylene and a non-woven liquid permeable exterior sheet 25b. It is a sheet having a two-layer structure.
  • the ventral waist part 40 is a sheet-like member corresponding to the wearer's abdomen.
  • the ventral waist part 40 has a rectangular shape in plan view, and is provided so that the longitudinal direction (long side direction) is along the lateral direction.
  • the abdomen side waistline portion 40 includes two sheets made of nonwoven fabric (for convenience, the waistline portion sheet 28.
  • the skin side sheet is the side top 28a, and the non-skin side sheet is the outer back 28b. Is called).
  • the ventral waist part 40 is overlapped with the other end part 10b of the absorbent main body 10, and is bonded and fixed. A portion of the abdominal waistline portion 40 overlapped with the absorbent main body 10 is provided at a central portion of the abdominal waistline portion 40 in the lateral direction.
  • the ventral waist part 40 overlaps the absorbent body 11 provided in the absorbent main body 10. That is, the abdominal waistline portion 40 has an absorbed body weight portion 41 that overlaps the absorbent body 11, and the absorbed body weight portion 41 is located at the central portion in the lateral direction of the abdominal waistline portion 40.
  • a plurality of (15) elastic members (specifically, rubber thread, for convenience, referred to as abdominal thread rubber 70) along the lateral direction are arranged on the ventral waist part 40.
  • the abdominal waist part 40 is given the elasticity of the horizontal direction, and the elasticity of the waist opening 1a of the diaper 1 is given.
  • the ventral side rubber thread 70 is sandwiched between the two waistline sheets 28. That is, it is located between the side top 28a and the outer back 28b in the thickness direction.
  • each of the 15 ventral side rubber threads 70 will be described.
  • the fifteen belly side rubber threads 70 are referred to as a first belly side rubber thread 71 to a fifteenth belly side thread rubber 85 in order from the upper side in the longitudinal direction.
  • the abdominal side rubber thread 70 is composed of one end part in the lateral direction of the abdominal side waistline part 40 (the waistline part sheet 28). It is provided from the further outer position) to the other end (similarly, a position further outside the ventral side edges 40a). In the present embodiment, the ventral side rubber thread 70 reaches the outermost end of the ventral side waistline portion 40 beyond the ventral side edges 40a.
  • the thread rubber is provided continuously from the said one end part to the said other end part.
  • the thread rubber is a discontinuous part (the part indicated by the dotted line in FIG. 2) at the center of the ventral waist part 40 in the lateral direction. ). That is, in this discontinuous portion, the rubber thread is finely cut, and its stretchability is weakened (a weak stretchable region).
  • discontinuous parts weak stretch region
  • a weak stretchable region may be formed by (in such a case, since a piece of thread rubber does not remain, it looks good).
  • first ventral side rubber thread 71 to the sixth ventral side thread rubber 76 are not arranged on the absorbed body weight portion 41 (not overlapping the absorbent body 11).
  • ventral side rubber thread 70 is joined to at least one of the two waistline sheets 28 (both in the present embodiment) by an adhesive.
  • FIG. 4 is a diagram corresponding to FIG. 2, and is a plan view showing a joining portion of the rubber thread.
  • a portion where the rubber thread is joined to the waistline sheet 28 (joined portion) is indicated by a solid line, and a portion that is not joined (non-joined portion) is indicated by a white line (that is, no line is present).
  • a white line that is, no line is present.
  • a rubber thread (referred to as a joint thread rubber) joined across the part and two waistline sheets 28
  • a rubber thread having a non-joining part (white line part in FIG. 4) that is not joined to any of the two waistline sheets 28 between the one end part and the other end part (a thread rubber having such a non-joining part). Called non-bonded thread rubber).
  • the first abdominal side rubber thread 71 and the second abdominal side rubber thread 72 are bonding thread rubbers provided at the upper end portion (hereinafter referred to as the upper end portion) in the longitudinal direction of the abdominal side waistline portion 40.
  • the twelfth abdominal side rubber thread 82, the thirteenth abdominal side thread rubber 83, the fourteenth abdominal side thread rubber 84, and the fifteenth abdominal side thread rubber 85 are the lower ends in the longitudinal direction of the abdominal waist part 40. It is a joining thread rubber provided in a portion (hereinafter referred to as a lower end portion).
  • the sixth belly side thread rubber 76, the eighth belly side thread rubber 78, and the tenth belly side thread rubber 80 are bonding thread rubbers provided at the center in the longitudinal direction of the ventral waist part 40.
  • These thread rubbers are joined to the waistline sheet 28 from one end to the other end in the lateral direction of the ventral waistline 40 (the waistline sheet 28). In the present embodiment, all of the rubber thread is joined to the waistline sheet 28.
  • the remaining thread rubber that is, the third belly side thread rubber 73, the fourth belly side thread rubber 74, the fifth belly side thread rubber 75, the seventh belly side thread rubber 77, the ninth belly side thread rubber 79,
  • the eleventh belly side rubber thread 81 is a non-bonded rubber thread.
  • the third belly side thread rubber 73, the fifth belly side thread rubber 75, the seventh belly side thread rubber 77, the ninth belly side thread rubber 79, and the eleventh belly side thread rubber 81 are not.
  • the position of the joint (in other words, the position of the joint) is common.
  • these thread rubbers have one end (the portion from the outermost end to 30 mm inward from the outermost end as shown in FIG. 4) and the other end (see FIG. 4) in the lateral direction of the ventral waist part 40 (the waist part sheet 28).
  • it is joined to the waist part sheet
  • the abdominal side waist part 40 (waist part sheet
  • seat 28 is joined to the waist part sheet
  • the non-joining part is located in the remaining part, ie, between the said one end part and the said center part, and between the said other end part and the said center part.
  • the length of the ventral waist part 40 in the lateral direction is 340 mm
  • the fourth abdominal side rubber thread 74 has a central portion in the lateral direction of the abdominal waistline portion 40 (the waistline portion seat 28) (as shown in FIG. 4, 50 mm in the lateral direction from the middle of the abdominal waistline portion 40). Only the portion up to 100 mm in total is a non-joined portion, and the other portions (both sides in the lateral direction of the non-joined portion) are joined. The lengths of the joints are each 120 mm.
  • the back waistline 30 is a sheet-like member corresponding to the wearer's back.
  • This back side waist part 30 has a rectangular shape in plan view, and is provided so that the longitudinal direction (long side direction) is along the lateral direction.
  • the back side waistline portion 30 is formed by two waistline seats 28 (side top 28 a and outer back 28 b) made of non-woven fabric, as shown in FIG. 3.
  • the back waistline part 30 is overlapped with the one end part 10a of the absorptive main body 10, and is fixed by bonding.
  • the portion of the back waistline portion 30 that is superimposed on the absorbent main body 10 is provided at the center of the back side waistline portion 30 in the lateral direction.
  • the back waistline portion 30 overlaps the absorber 11 provided in the absorbent main body 10. That is, the back waistline portion 30 has an absorbed body weight portion 31 that overlaps with the absorbent body 11, and the absorbed body weight portion 31 is located at the center of the back side waistline portion 30 in the lateral direction.
  • a plurality of (15) elastic members are arranged in the longitudinal direction on the back waistline portion 30.
  • thread rubber for convenience, called the back-side rubber thread 50
  • the back side rubber thread 50 is sandwiched between the two waistline sheets 28. That is, it is located between the side top 28a and the outer back 28b in the thickness direction.
  • the fifteen back thread rubbers 50 will be described.
  • the fifteen back thread rubbers 50 are referred to as a first back rubber thread 51 to a fifteenth back rubber thread 65 in order from the upper side in the vertical direction.
  • the back-side thread rubber 50 is similar to the abdominal-side thread rubber 70, and any one of the thread rubbers in the lateral direction of the back-side waistline part 30 (the waistline part sheet 28) (specifically, It is provided over the other end (similarly, a position further outside the back side both edges 30a) from the above-described back side edges 30a.
  • the back-side thread rubber 50 reaches the outermost end of the back-side waistline portion 30 beyond both the back-side edges 30a.
  • the thread rubber is provided continuously from the one end to the other end.
  • the rubber thread is a discontinuous portion (the portion indicated by the dotted line in FIG. 2) at the center of the back waistline portion 30 in the lateral direction. ). That is, in this discontinuous portion, the rubber thread is finely cut, and its stretchability is weakened (a weak stretchable region).
  • part of the rubber thread (the central part in the lateral direction) is on the above-mentioned absorption weight portion 31. Is arranged. That is, these rubber threads overlap the absorber 11.
  • the reason why the tenth dorsal rubber thread 60 to the fifteenth dorsal thread rubber 65 are provided with a discontinuous portion (weakly stretchable region) in the central portion is to prevent the absorber 11 from contracting too much. .
  • the first back rubber thread 51 to the eleventh back rubber thread 61 are not arranged on the absorbed body weight portion 31 (not overlapping the absorbent body 11).
  • the back side rubber thread 50 is bonded to at least one of the two waistline sheets 28 (both in the present embodiment) by an adhesive, but in the present embodiment, the ventral side thread is used. Similar to the rubber 70, the bonding thread rubber and the non-bonding thread rubber are provided as the back thread rubber 50.
  • the first backside rubber thread 51 and the second backside rubber thread 52 are bonding thread rubbers provided at the upper end portion in the longitudinal direction of the back waistline portion 30.
  • the twelfth dorsal thread rubber 62, the thirteenth dorsal thread rubber 63, the fourteenth dorsal thread rubber 64, and the fifteenth dorsal thread rubber 65 are provided at the lower end in the longitudinal direction of the dorsal waist part 30. Bonded rubber thread.
  • the tenth dorsal side rubber thread 60 is a bonding thread rubber provided at the central part in the longitudinal direction of the back side waistline 30.
  • These thread rubbers are joined to the waistline seat 28 from one end to the other end in the lateral direction of the back waistline 30 (the waistline seat 28). In the present embodiment, all of the rubber thread is joined to the waistline sheet 28.
  • the remaining thread rubber that is, the third back side thread rubber 53, the fourth back side thread rubber 54, the fifth back side thread rubber 55, the sixth back side thread rubber 56, the seventh back side thread rubber 57,
  • the eighth back side thread rubber 58, the ninth back side thread rubber 59, and the eleventh back side thread rubber 61 are non-bonded thread rubbers.
  • the third backside thread rubber 53, the fifth backside thread rubber 55, the seventh backside thread rubber 57, the ninth backside thread rubber 59, and the eleventh backside thread rubber 61 are not.
  • the position of the joint (in other words, the position of the joint) is common.
  • these thread rubbers are composed of one end (the portion from the outermost end to 30 mm inward as shown in FIG. 4) and the other end (see FIG. 4) in the lateral direction of the back waistline 30 (the waistline seat 28). As shown in FIG. 4, it is joined to the waistline seat 28 at a portion from the outermost end to the inside 30 mm, and further, the central portion (shown in FIG.
  • the back waistline portion 30 (the waistline seat 28) in the lateral direction.
  • the portion from the middle of the back waistline 30 to the left and right 75 mm in the lateral direction is joined to the waistline seat 28 in a total of 150 mm).
  • the non-joining part is located in the remaining part, ie, between the said one end part and the said center part, and between the said other end part and the said center part.
  • the positions of the non-joining portions (in other words, the joining portions) of the fourth back side rubber thread 54, the sixth back side rubber thread 56, and the eighth back side rubber thread 58 are common. That is, these thread rubbers are central portions in the lateral direction of the back waistline portion 30 (the waistline portion seat 28) (as shown in FIG. 4, the portion from the middle of the backside waistline portion 30 to the left and right sides of 60 mm. Only a total of 120 mm) is a non-joined portion, and other portions (both sides in the lateral direction of the non-joined portion) are joined. The length of each joint is 110 mm.
  • the elastic member is one end in the lateral direction of the waistline sheet 28.
  • the one end and the other end are connected to at least one (both in the present embodiment) of the joining elastic member (joining thread rubber) joined from the part to the other end and the two waistline sheets 28.
  • a non-bonded elastic member having a non-bonded portion that is bonded at a portion and is not bonded to any of the two waistline sheets 28 between the one end portion and the other end portion. Yes.
  • the non-joining thread rubber is provided between the two joining thread rubbers in the longitudinal direction.
  • the third ventral thread rubber 73 through the non-joining thread rubber between the second ventral thread rubber 72 and the sixth belly thread rubber 76, which are the joining thread rubber, are used.
  • a fifth belly side rubber thread 75 is provided.
  • An example of the back waistline 30 is the eleventh dorsal side, which is a non-joining thread rubber, between the tenth dorsal thread rubber 60 and the twelfth dorsal thread rubber 62, which is a joining thread rubber.
  • a rubber thread 61 is provided.
  • the non-bonded thread rubber was arranged in the vertical direction.
  • a diaper 1 does not have a joining rubber thread joined from one end to the other end, when the user views the diaper 1, the feeling that the diaper 1 may slide down. (Anxious feelings) were sometimes given to users.
  • the diaper 1 according to the present embodiment can solve both problems at once. That is, the diaper 1 according to the present embodiment has a configuration in which non-bonded thread rubber is provided between two bonded thread rubbers in the longitudinal direction. Therefore, when the user sees the bonded thread rubber bonded from one end to the other end, the user can surely understand that the thread rubber exists from one end to the other end. Therefore, it is possible to give the user an impression that the diaper 1 does not slide down and fits the body firmly.
  • non-joining thread rubber is provided between the two joining thread rubbers, when the diaper 1 is worn, these thread rubbers and the two waistline seats 28 (side top 28a and outer back)
  • the positional relationship of 28b) is as shown in FIG. That is, the non-bonded thread rubber (specifically, the non-bonded part) positioned between the two bonded thread rubbers approaches the skin side, and the non-bonded thread rubber (non-bonded part) is visually recognized by the user. It becomes difficult. Therefore, even when the thread rubbers are densely arranged in the vertical direction, it is possible to create a state in which the non-bonded thread rubber between the two bonded thread rubbers is difficult to be seen, so the impression that the diaper 1 is hard Can be avoided from being held by the user.
  • the diaper 1 according to the present embodiment, it is possible to give the user an impression that the body fits firmly and is soft.
  • non-bonded thread rubber is provided between the two bonded thread rubbers, the user feels a soft touch when the user actually touches compared to the case where the bonded thread rubbers are arranged vertically. Can be given (the adhesive feels less stiff).
  • the non-bonded thread rubber is provided only at the center part of the both ends and the center part in the longitudinal direction of the waistline part.
  • the first ventral thread rubber 71 and the second ventral thread rubber 72 provided at both ends, and the twelfth abdominal thread rubber 82 to the fifteenth ventral thread rubber 85 are: All are bonded thread rubbers, and non-bonded thread rubbers (third belly side thread rubber 73, fourth belly side thread rubber 74, fifth belly side thread rubber 75, seventh belly side thread rubber 77, ninth belly side thread)
  • the rubber 79 and the eleventh belly side rubber thread 81) are provided only in the central portion.
  • the first back rubber thread 51, the second back rubber thread 52, and the twelfth back rubber thread 62 to the fifteenth back thread rubber provided at both ends.
  • Reference numeral 65 denotes a joining thread rubber, and the non-joining thread rubbers (the third back side thread rubber 53 to the ninth back side thread rubber 59 and the eleventh back side thread rubber 61) are provided only in the center portion. .
  • the user when the user sees the bonded rubber thread bonded from one end to the other end, the user surely understands that this rubber thread exists from one end to the other end. Therefore, the user can have an impression that the diaper 1 fits the body firmly without sliding down.
  • the rubber thread at both ends in the longitudinal direction of the waistline portion exists from one end to the other end, more (that is, the rubber thread at the center is different from the other end.
  • the diaper 1 will have an impression that it fits the body firmly without slipping down compared to when it is understood that it exists over the end. Therefore, according to this Embodiment, while being able to give a user the impression that the diaper 1 is soft, it becomes possible to give the impression that the diaper 1 fits a body further.
  • the non-bonded thread rubber is composed of a joining portion (that is, the ventral side edges 40a and the back side edges 30a), and the ventral side edges 40a (back side edges 30a).
  • a joining portion that is, the ventral side edges 40a and the back side edges 30a
  • the ventral side edges 40a back side edges 30a
  • At an inner location that is adjacent and located inside the ventral side edges 40a (back side edges 30a) in the lateral direction, at least one of the waistline seats 28 ( In the present embodiment, both are joined.
  • the diaper 1 can give a soft impression to the user, but the non-joining part of the non-joining thread rubber is the ventral side edges 40a. If it reaches (the back side edge portions 30a), the joining of the non-joining thread rubber at the lateral ends becomes insufficient, and the thread rubber may possibly come off. On the other hand, in the present embodiment, not the ventral side edges 40a (the dorsal side edges 30a) but adjacent to the ventral side edges 40a (the dorsal side edges 30a), the ventral side edges.
  • the non-bonded rubber thread is provided with a rubber thread partly disposed on the absorption weight portion 41.
  • a non-bonded thread rubber is referred to as a superimposed thread rubber (corresponding to a superimposed elastic member) for convenience.
  • the superposed thread rubber is a seventh belly side thread rubber 77, a ninth belly side thread rubber 79, and an eleventh belly side thread rubber 81. These superposed yarn rubbers are bonded to at least one of the waistline sheets 28 (both in the present embodiment) in the absorbed weight portion 41.
  • the absorbent body 11 When the diaper 1 is worn, the absorbent body 11 can be in a state of protruding (jumping out) from the skin side toward the non-skin side.
  • the superposed yarn rubber is joined to the waistline sheet 28 at the absorbed weight portion 41, the superposed yarn rubber and the waistline sheet 28 that are joined to each other are intended to protrude. 11 can be firmly held.
  • all the superimposed thread rubbers (seventh belly side thread rubber 77, ninth belly side thread rubber 79, eleventh belly side thread rubber 81) provided in the diaper 1 are as described above. Since it has a configuration, it is more effective.
  • the superposed thread rubber exceeds the end 41a of the absorbed weight part 41 from the absorbed weight part 41.
  • the superposed thread rubber is joined to the outside in the lateral direction of the absorbed body weight portion 41 (in FIG. 4, the corresponding portion is indicated by the symbol B). That is, the superposed rubber thread is joined not only to the absorbed body weight portion 41 but also to the portion that protrudes from the absorbed body weight portion 41 (absorbent body 11) (referred to as the protruding portion B for convenience).
  • FIG. 6 is an explanatory diagram for explaining the merits of the superposed yarn rubber being joined up to the protruding portion B.
  • the rubber thread When attaching the rubber thread to the waistline sheet 28 when manufacturing the diaper 1, the rubber thread is attached in an extended state. When the rubber thread is attached, the rubber thread slightly shrinks and returns to its original position (however, the expansion ratio does not return to 1 time).
  • the rigidity of the absorbent body 11 is high, and the overlapping portion The extension magnification is larger than the extension magnification of the protruding portion B (see the lower diagram of FIG. 6). That is, the overlapping portion is less likely to return the rubber thread than the protruding portion B).
  • non-joining thread rubber between the upper end portion of the waistline portion and the absorbed weight portion 41 (absorbed weight portion portion 31) in the longitudinal direction.
  • a rubber thread having a non-joining portion is provided at the center in the lateral direction of the waistline portion.
  • Such non-bonded thread rubber is called non-superimposed thread rubber (corresponding to a non-superimposed elastic member) for convenience.
  • the non-overlapping thread rubber is the fourth belly side thread rubber 74.
  • the non-superimposed thread rubbers are the fourth back side thread rubber 54, the sixth back side thread rubber 56, and the eighth back side thread rubber 58.
  • non-overlapping thread rubbers are positioned above (above) the absorber 11 in the longitudinal direction, in other words, above (above) the upper end 11a in the longitudinal direction of the absorber 11.
  • a non-joining portion is provided at the central portion in the lateral direction of the non-superimposed yarn rubber (the waistline portion).
  • the distance from the upper end 31a of the absorbed weight portion 31 in the back waistline portion 30 to the upper end 30b of the back waistline portion 30 is the upper end of the absorbed weight portion 41 in the ventral waist portion 40. It is larger than the distance from 41b to the upper end 40b of the ventral waist part 40. And according to the difference in size, the number of the non-superimposed yarn rubber provided in the back side waistline portion 30 is made larger than the number of the non-superimposed yarn rubber provided in the ventral side waistline portion 40. Yes. That is, as described above, there are three non-superimposed yarn rubbers in the back waistline portion 30, whereas there is one non-superimposed yarn rubber in the ventral waistline portion 40.
  • the range of the portion that gives the impression that the diaper 1 is soft differs between the back waistline portion 30 and the ventral waistline portion 40.
  • the range is the same in both the back waistline portion 30 and the ventral waistline portion 40 so that the range as wide as possible can be taken.
  • the determination of the front and back of the diaper 1 is emphasized.
  • This is the configuration. That is, according to the present embodiment, since the range of the portion that gives the impression that the diaper 1 is soft differs between the back waistline portion 30 and the ventral waistline portion 40, which of the diapers 1 is front (ventral side) and which is which It is possible to easily determine whether it is the rear (back side).
  • a non-joining thread rubber it joins in the said one end part and the said other end part, Between the said one end part and the said other end part, it is a waist part sheet
  • the fourth belly side rubber thread 74 is a center non-joining thread rubber
  • the fifth belly side thread rubber 75 is a split non-joining thread rubber.
  • the sixth backside thread rubber 56 is a center non-joint thread rubber
  • the seventh backside thread rubber 57 is a split non-joint thread rubber.
  • segmentation non-joining thread rubber is shorter than the length of the non-joining part of center non-joining thread rubber.
  • the length of the non-joining portion of the split non-joining thread rubber is 65 mm, whereas the length of the non-joining portion of the central non-joining thread rubber is 120 mm. It has become. Further, in the ventral waist part 40, the length of the non-joining portion of the split non-joining thread rubber is 75 mm, whereas the length of the non-joining portion of the central non-joining thread rubber is 100 mm.
  • the diaper 1 can give a soft impression to the user, but as a human psychology, when the non-joining part is divided into two places, one part of the diaper 1 is not joined. Even if the length of the portion is not so long, the soft impression can be appropriately given to the user. Therefore, in the present embodiment, the length of the non-joined portion of the split non-joined thread rubber is shortened compared to the length of the non-joined portion of the central non-joined thread rubber, thereby giving the user a soft impression of the diaper 1. While maintaining the effect of holding, the rubber thread is strengthened. Therefore, according to the diaper 1 which concerns on this Embodiment, the impression that it is soft can be given to a user, strengthening joining of a rubber thread.
  • the length of the non-joining portion of the center non-joining thread rubber provided in the back side waistline portion 30 is the length of the non-joining portion of the center non-joining thread rubber provided in the ventral side waist portion 40.
  • the length is different. Specifically, as shown in FIG. 4, the length at the back waistline portion 30 is 120 mm, whereas the length at the ventral waistline portion 40 is 100 mm.
  • the length of the non-joining portion of the split non-joining thread rubber provided in the back side waistline portion 30 is different from the length of the non-joining portion of the split non-joining thread rubber provided in the ventral side waistline portion 40. . Specifically, as shown in FIG. 4, the length at the back side waistline portion 30 is 65 mm, while the length at the ventral side waistline portion 40 is 75 mm.
  • the non-bonding thread rubber is provided between the two bonding thread rubbers in the longitudinal direction.
  • the two bonding thread rubbers (for example, the sixth belly side thread rubber 76 and the eighth belly side)
  • the thread rubber 78) is provided at a central portion in the longitudinal direction of the waistline portion
  • the non-joining thread rubber (for example, the seventh belly side thread rubber 77) is two joining thread rubbers (sixth belly side thread rubber) in the longitudinal direction. 76 and the eighth belly side rubber thread 78).
  • two other joining thread rubbers for example, the first belly side thread rubber 71 and the second belly side
  • the sixth belly side thread rubber 76 and the eighth belly side thread rubber 78 two other joining thread rubbers (for example, the first belly side thread rubber 71 and the second belly side) different from the two joining thread rubbers (the sixth belly side thread rubber 76 and the eighth belly side thread rubber 78).
  • the non-bonding thread rubber In the state in which the non-bonding thread rubber is not disposed between the two other bonding thread rubbers (the first abdominal thread rubber 71 and the second abdominal thread rubber 72), It is provided at the end.
  • the distance between the bonding thread rubber (sixth belly side thread rubber 76 or eighth belly side thread rubber 78) and the seventh belly side thread rubber 77 at the center is determined by two bonding thread rubbers (first The distance between the ventral side rubber thread 71 and the second ventral side rubber thread 72) is shorter (see FIG. 4).
  • first belly side thread rubber 71, second belly side thread rubber 72, sixth belly side thread rubber 76, seventh belly side thread rubber 77, and eighth belly side thread rubber 78 are taken as examples, and such a configuration is adopted.
  • the seventh belly side thread rubber 77 is a non-bonded thread rubber
  • the interval between the sixth belly side thread rubber 76 (the eighth belly side thread rubber 78) and the seventh belly side thread rubber 77 is set to the first ventral side thread rubber 71 and the second ventral side thread.
  • the interval between the rubbers 72 is shorter. This makes it possible to prevent the interval between the bonded yarn rubbers from becoming too wide. And this makes it possible to give the user the impression of a good fit, for example.
  • the non-joining portion of the first non-joining thread rubber (seventh belly side thread rubber 77) and the non-joining portion of the second non-joining thread rubber (ninth belly side thread rubber 79) are greatly moved in the vertical direction.
  • the bonding thread rubber (the eighth belly side thread rubber 78) positioned between the two blocks, it is possible to appropriately suppress an event in which the non-bonding portion of the non-bonding thread rubber shifts in the vertical direction.
  • the non-bonded portion of the non-bonded thread rubber is displaced in the vertical direction, and the rubber may overlap in the thickness direction when worn due to the movement of the wearer, etc. It becomes possible to prevent such troubles.
  • the diaper 1 has been described as an example of the disposable wearing article, but the present invention is not limited to this.
  • a shorts-type napkin may be used.
  • the rubber thread is taken as an example of the elastic member.
  • the elastic member is not limited to this, and any elastic member may be used as long as it has elasticity.
  • an elastic sheet may be used.

Landscapes

  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Absorbent Articles And Supports Therefor (AREA)

Abstract

L'invention concerne un article à porter jetable qui présente un sens longitudinal et un sens transversal croisant le sens longitudinal, et comprend deux feuilles et une pluralité d'éléments élastiques qui sont pris en sandwich entre les deux feuilles et qui s'étendent dans le sens transversal. L'article à porter jetable est caractérisé en ce que les éléments élastiques comprennent : deux éléments élastiques attachés, attachés à l'une et/ou l'autre des deux feuilles le long de la partie de l'une et/ou de l'autre des deux feuilles, qui s'étend d'une extrémité à l'autre extrémité de celles-ci dans le sens transversal; et un élément élastique non attaché qui est disposé dans le sens longitudinal entre les deux éléments élastiques attachés, est attaché à l'une et/ou l'autre des deux feuilles au niveau d'une extrémité et de l'autre extrémité de l'une et/ou l'autre des deux feuilles, et présente une section non attachée qui est située entre l'une et l'autre extrémité et qui n'est attachée à aucune des deux feuilles.
PCT/JP2015/067564 2015-06-18 2015-06-18 Article à porter jetable WO2016203602A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2015/067564 WO2016203602A1 (fr) 2015-06-18 2015-06-18 Article à porter jetable
JP2015537860A JP5879462B1 (ja) 2015-06-18 2015-06-18 使い捨て着用物品

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2015/067564 WO2016203602A1 (fr) 2015-06-18 2015-06-18 Article à porter jetable

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WO2016203602A1 true WO2016203602A1 (fr) 2016-12-22

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JP (1) JP5879462B1 (fr)
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020519358A (ja) * 2017-05-18 2020-07-02 ザ プロクター アンド ギャンブル カンパニーＴｈｅ Ｐｒｏｃｔｅｒ ＆ Ｇａｍｂｌｅ Ｃｏｍｐａｎｙ 輪郭付けられた弾性を有するベルトを有する吸収性物品
JP2020137970A (ja) * 2019-03-01 2020-09-03 ユニ・チャーム株式会社 吸収性物品
WO2022130811A1 (fr) * 2020-12-14 2022-06-23 ユニ・チャーム株式会社 Article absorbant
US11529271B2 (en) 2017-05-18 2022-12-20 The Procter & Gamble Company Absorbent article with belt having zoned elasticity

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010046324A (ja) * 2008-08-22 2010-03-04 Kao Corp 吸収性物品
WO2011001944A1 (fr) * 2009-07-01 2011-01-06 花王株式会社 Article absorbant de type culotte et procédé de production de celui-ci
WO2012090931A1 (fr) * 2010-12-27 2012-07-05 花王株式会社 Article absorbant de type sous-vêtement
JP2013000304A (ja) * 2011-06-15 2013-01-07 Oji Nepia Co Ltd 使い捨ておむつ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010046324A (ja) * 2008-08-22 2010-03-04 Kao Corp 吸収性物品
WO2011001944A1 (fr) * 2009-07-01 2011-01-06 花王株式会社 Article absorbant de type culotte et procédé de production de celui-ci
WO2012090931A1 (fr) * 2010-12-27 2012-07-05 花王株式会社 Article absorbant de type sous-vêtement
JP2013000304A (ja) * 2011-06-15 2013-01-07 Oji Nepia Co Ltd 使い捨ておむつ

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020519358A (ja) * 2017-05-18 2020-07-02 ザ プロクター アンド ギャンブル カンパニーＴｈｅ Ｐｒｏｃｔｅｒ ＆ Ｇａｍｂｌｅ Ｃｏｍｐａｎｙ 輪郭付けられた弾性を有するベルトを有する吸収性物品
US11439546B2 (en) 2017-05-18 2022-09-13 The Procter & Gamble Company Absorbent article with belt having profiled elasticity
US11529271B2 (en) 2017-05-18 2022-12-20 The Procter & Gamble Company Absorbent article with belt having zoned elasticity
US11793686B2 (en) 2017-05-18 2023-10-24 The Procter & Gamble Company Absorbent article with belt having profiled elasticity
JP2020137970A (ja) * 2019-03-01 2020-09-03 ユニ・チャーム株式会社 吸収性物品
WO2020179658A1 (fr) * 2019-03-01 2020-09-10 ユニ・チャーム株式会社 Article absorbant
JP7109393B2 (ja) 2019-03-01 2022-07-29 ユニ・チャーム株式会社 吸収性物品
WO2022130811A1 (fr) * 2020-12-14 2022-06-23 ユニ・チャーム株式会社 Article absorbant

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JPWO2016203602A1 (ja) 2017-06-29

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