WO2020179879A1 - Article absorbant - Google Patents

Article absorbant Download PDF

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Publication number
WO2020179879A1
WO2020179879A1 PCT/JP2020/009497 JP2020009497W WO2020179879A1 WO 2020179879 A1 WO2020179879 A1 WO 2020179879A1 JP 2020009497 W JP2020009497 W JP 2020009497W WO 2020179879 A1 WO2020179879 A1 WO 2020179879A1
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WO
WIPO (PCT)
Prior art keywords
absorbent article
absorbent
absorption portion
low absorption
sanitary napkin
Prior art date
Application number
PCT/JP2020/009497
Other languages
English (en)
Japanese (ja)
Inventor
なるみ 山本
野田　祐樹
俊久 林
祥平 内田
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 CN202080001947.8A priority Critical patent/CN111902112A/zh
Publication of WO2020179879A1 publication Critical patent/WO2020179879A1/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
    • A61F13/47—Sanitary towels, incontinence pads or napkins
    • A61F13/472—Sanitary towels, incontinence pads or napkins specially adapted for female use
    • 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
    • A61F13/51—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 outer layers
    • A61F13/514—Backsheet, i.e. the impermeable cover or layer furthest from the skin
    • 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
    • A61F13/53—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 absorbing medium
    • A61F13/534—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 absorbing medium having an inhomogeneous composition through the thickness of the pad
    • 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
    • A61F13/551—Packaging before or after use

Definitions

  • the present invention relates to an absorbent article such as a sanitary napkin.
  • Patent Document 1 discloses an absorbent article including a thin absorbent main body in which an absorbent layer and a leakproof layer are laminated, and a shape-retaining strip extending in the longitudinal direction of the absorbent main body. There is.
  • the shape-retaining strip is exposed from the layers of the absorbent body to fold the absorbent body into a bellows shape, and then the shape-retaining strip is used. It is said that it is excellent in disposability because its shape can be maintained by wrapping it around a folded absorbent body.
  • Patent Document 2 discloses an absorbent article having a tape member disposed on the non-skin side of the back sheet, inside the outer edge of the absorbent article.
  • the absorbent article disclosed in Patent Document 2 when the absorbent article is disposed of after use, the absorbent article is wound in the longitudinal direction and rolled, and then the tape member is extended outward from the outer edge of the absorbent article to form a back surface. Since it is possible to keep the absorbent article in a rolled state by attaching it to another portion of the sheet, it is said that the absorbent article after use can be treated cleanly.
  • One aspect (aspect 1) of the present invention is an absorbent article having a front-back direction and a width direction.
  • the absorbent article includes an absorbing portion having an absorber, a low absorbing portion adjacent to at least one of the front side and the rear side of the absorbing portion in the front-rear direction, and a post-treatment provided in the low absorbing portion.
  • the absorbent article comprising the tape member of.
  • the tape member for post-treatment is arranged in the low absorption portion, the content of excrement such as menstrual blood is small when the absorbent article after use is rolled up and discarded.
  • the low-absorption portion After the low-absorption portion is rolled so as to be located on the outermost side, the low-absorption portion can be adhesively fixed by the tape member arranged in the low-absorption portion. Thereby, when the absorbent article of this aspect is discarded, the low-absorbent portion having a small content of excrement is rolled so as to cover the absorbent portion when the absorbent article after use is discarded. It can be made difficult to see from.
  • the length in the front-rear direction of the low absorption portion is 1 ⁇ 4 or more of the length in the front-rear direction of the absorbent article. ..
  • the low-absorbent portion since the low-absorbent portion has a certain length in the front-rear direction, when the absorbent article after use is rolled up, the low-absorbent portion has a wider area to cover the absorbent portion. It can be ensured, and the dirt caused by excrement can be more reliably made hard to be visually recognized from the outside.
  • the low absorption portion is at least one edge of the anterior edge and the posterior edge of the absorbent article. including.
  • the absorbent portion since the low absorption portion extends so as to include the anterior-posterior edge of the absorbent article, the absorbent portion is more exposed when the absorbent article after use is rolled. It is possible to make it harder to see, and it is possible to make it more difficult for the dirt due to excrement to be visually recognized from the outside.
  • the low absorption portion comprises a colored region exhibiting a predetermined color.
  • the absorbent article of this embodiment since the low absorption portion contains a colored region, when the absorbent article after use is rolled, the concealing action of the colored region of the low absorption portion covering the absorbing portion causes stains due to excrement. It can be more reliably made difficult to see from the outside.
  • the low absorption portion has a thickness smaller than that of the absorption portion.
  • the absorbent article according to this aspect since the thickness of the low absorption part is smaller than that of the absorption part (that is, the rigidity of the low absorption part is smaller than that of the absorption part), the low absorption part is easily deformed.
  • the absorbent article after use is rolled, the absorbent article can be rolled with a smaller gap and can be made smaller, and dirt caused by excrement can be more reliably made hard to be visually recognized from the outside.
  • the low absorption portion contains a predetermined functional agent.
  • the low absorption portion contains a predetermined functional agent (for example, a warming agent, a cooling sensation agent, a fragrance, etc.)
  • the low absorption portion serves as a concealing portion when the absorbent article is discarded. Not only, it can also be used as a functional part when using an absorbent article. Thereby, the absorbent article of this aspect can further improve the convenience and the like of the absorbent article.
  • the low absorbent portion has a length in the width direction longer than the length in the width direction of the absorbent portion.
  • the width direction length of the low absorption portion is longer than the width direction length of the absorption portion. Therefore, when the absorbent article after use is rolled into a tubular shape, the absorbent portion is rolled into a tubular shape.
  • the cylindrical opening of the absorbent article which is located on the inner side (inward side in the width direction) of the absorbent article and is contaminated by excrement contained in the absorbent section, is rolled into a tubular shape. It can be made difficult to see from the part.
  • the tape member in any of the absorbent articles of aspects 1-7, is arranged to extend along the width direction.
  • the tape member for post-treatment is arranged so as to extend along the width direction of the absorbent article, the absorbent article after use is rolled into a tubular shape and then has a tubular shape.
  • the tape member can be adhesively fixed so as to close the opening.
  • dirt due to excrement contained in the absorbing portion can be made more difficult to see from the tubular opening of the absorbent article rolled into a tubular shape.
  • this aspect also includes the characteristics of the above aspect 7, since the width direction length of the low absorption portion is longer than the width direction length of the absorption portion, it is low after the absorbent article after use is rolled into a tubular shape.
  • the portion of the absorbing portion on the outer side in the width direction can be adhesively fixed by the tape member in a state of being bent so as to cover the tubular opening of the absorbent article rolled into a tubular shape.
  • the absorbent article of the present embodiment including the feature of the above aspect 7 it is more difficult to visually recognize the dirt due to the excrement contained in the absorbing portion from the tubular opening of the absorbent article rolled into a tubular shape. can do.
  • the tape member has extensibility.
  • the tape member for post-treatment has extensibility, when the rolled absorbent article is adhesively fixed by the tape member after use, one end portion of the tape member is used. Even if the (non-fixed end) is pulled, the tape member is stretched so that the other end (fixed end) of the tape member is fixed to a predetermined portion of the low absorption portion (for example, a predetermined portion of the back sheet). Etc.) can be made difficult to tear.
  • the absorbent article according to the present aspect can more stably exhibit the effect of making it difficult to visually recognize the stain due to the excrement described above.
  • the length of extension of the tape member can be adjusted by adjusting the force of the wearer, so that the absorbent article rolled after use is adhesively fixed by the tape member. In doing so, there is also an advantage that the degree of freedom of the position where the adhesive is fixed is high and the adhesive can be fixed at the more appropriate position.
  • the tape member extends from the inside to the outside of the outer edge of the absorbent article at the low absorption portion.
  • a portion overlapping the tape member in a state of extending from the inside to the outside of the outer edge is constricted inward in the front-rear direction.
  • the outer edge of the absorbent article in the low absorption portion is constricted inward in the front-rear direction at the portion overlapping the tape member in the extended state, thereby contributing to adhesive fixation in the tape member. Since it is possible to secure a wider portion, it is possible to more easily maintain the rolled state of the absorbent article after use.
  • the tape member in the absorbent article according to any one of Aspects 1 to 10, is printed or colored.
  • the absorbent article of this embodiment since the tape member for post-treatment is printed or colored, the visibility of the tape member can be improved and the other parts can be made relatively inconspicuous. As a result, the absorbent article according to the present aspect can make stains due to excrement less visible. Since the absorbable article of this embodiment improves the visibility of the tape member, it is easy to identify the front-rear direction and adjust the mounting position using the tape member as a mark when using the absorbent article. There are also advantages.
  • the absorbing portion has an adhesive for fixing clothes on a non-skin facing surface, and the low absorption.
  • the part does not have an adhesive for fixing clothes in a region overlapping with the absorber in the front-rear direction.
  • the absorbent article of this embodiment has an adhesive portion for fixing clothes in the absorbing portion, while the low absorbing portion does not have an adhesive for fixing clothes in a region overlapping the absorber in the front-rear direction.
  • the absorbent part When rolling an absorbent article after use, the absorbent part can be rolled into small pieces while being in close contact with each other by an adhesive, while in the low absorption part, the areas overlapping the absorber in the front-rear direction are brought into close contact with each other. Can be rolled without.
  • the absorbent article of the present embodiment can make it even more difficult for dirt due to excrement contained in the absorber to be visually recognized from the outside through the low absorption portion.
  • the low absorption portion in the absorbent article according to any one of the above aspects 1 to 12, has an adhesive for fixing clothes on a non-skin facing surface.
  • the low-absorbent portion since the low-absorbent portion has the adhesive for fixing clothes on the non-skin facing surface, when the absorbent article after use is rolled, It can be stuck and fixed to any part of the absorbent article that is rolled by the adhesive of the part.
  • the absorbent article of the present embodiment can prevent the low absorption portion from being rolled up, so that it is possible to further facilitate the maintenance of the rolled state of the absorbent article after use.
  • the low absorbent portion has an adhesive in a region other than the region overlapping the absorber in the front-rear direction.
  • the effect of the above aspect 12 can also be achieved.
  • the absorbent article in any of the absorbent articles of aspects 1 to 13, has a back sheet that forms a non-skin facing surface, and the back sheet is , At least in the portion corresponding to the low absorption portion, it has water repellency.
  • the back surface sheet since the back surface sheet has water repellency at least in the portion corresponding to the low absorption portion, excrement is less likely to adhere to the non-skin facing surface of the low absorption portion, as described above. It is possible to make dirt due to excrement more difficult to see.
  • the absorber in any of the absorbent articles of aspects 1-14, is the basis weight of an end located proximal to the low absorption portion. Is smaller than the basis weight of the central portion of the absorber.
  • the absorbent article of this embodiment since the basis weight of the end portion of the absorber on the low absorption portion side is smaller than the basis weight of the central portion of the absorber, excrement is difficult to diffuse to the low absorption portion side of the absorber. It is difficult to be absorbed and held by the low absorption part. As a result, the absorbent article of this embodiment can more reliably exert the concealing action of the low absorbing portion covering the absorbing portion when the absorbent article after use is rolled.
  • FIG. 1 is a plan view of the sanitary napkin 1 according to the embodiment of the present invention as viewed from the surface sheet 2 side in the thickness direction DT in the unfolded state.
  • FIG. 2 is a plan view of the sanitary napkin 1 viewed from the back sheet 3 side in the thickness direction D T in the unfolded state.
  • FIG. 3 is an end view of the cross section of the sanitary napkin 1 taken along the central axis line C L extending in the front-back direction D L.
  • FIG. 4 is a perspective view of the sanitary napkin 1 in a rolled state after use.
  • FIG. 5 is a plan view of the sanitary napkin 1A according to another embodiment of the present invention as viewed from the back surface sheet 3 side in the thickness direction DT in the unfolded state.
  • FIG. 6A is a perspective view of the sanitary napkin 1A in a state of being rolled after use and before being adhesively fixed by the tape member
  • FIG. 6B is a view of the sanitary napkin 1A being rolled after use. It is a state and is a perspective view of the sanitary napkin 1A in a state after being adhesively fixed by the tape member.
  • the "front-back direction” refers to "the long direction of a vertically long object (for example, an absorbent article, various constituent members of an absorbent article, etc.) in a plan view”
  • the "width direction” is , "The direction in which the length of the vertically long object in the plan view is short”
  • the “thickness direction” refers to the "direction perpendicular to the object placed on the horizontal plane in the unfolded state", and these directions. Are orthogonal to each other.
  • anteroposterior direction of the absorbent article one side in the anteroposterior direction which is relatively proximal to the wearer's abdomen when the wearer wears the absorbent article. It is referred to as the “anterior side of the absorbent article” and is “in the anterior-posterior direction of the absorbent article, relative to the wearer's abdomen when the wearer wears the absorbent article (ie, the wearer's side). The other side “that is relatively proximal to the back” is referred to as the "rear side of the absorbent article".
  • an axis located in the center of the vertically long object in the width direction and extending in the front-rear direction is referred to as “center axis in the front-back direction”, and is “positioned in the center of the vertically long object in the front-rear direction”.
  • the “axis extending in the width direction” is referred to as the “center axis in the width direction”.
  • the side relatively proximal to the central axis in the width direction is called “the inward side in the front-back direction", and "the front and back of the vertically long object”.
  • the “distal side relative to the central axis in the width direction” is referred to as “outward side in the front-rear direction”.
  • the side relatively proximal to the central axis in the front-back direction is called “inward side in the width direction”
  • the width direction of a vertically long object is called the "outer side in the width direction”.
  • the thickness direction of the absorbent article in the unfolded state "when the absorbent article is worn, the position is relatively proximal to the wearer's skin surface".
  • the “surface facing the skin” is referred to as the “skin facing surface”
  • the “surface located relatively distal to the wearer's skin surface when wearing the absorbent article” is referred to as the "non-skin facing surface”.
  • the sanitary napkin 1 according to the embodiment of the present invention (which is an example of the "absorbent article" of the present invention) has a front-back direction DL and a width direction DW in a plan view, as shown in Fig. 1. has an elongated outer shape having a further, at a predetermined position of the rear side D B than the center axis C W in the width direction D W, one side end portion in the width direction D W of the sanitary napkin 1 and the other
  • Each of the side end portions has a pair of flap portions 6, 6 protruding outward in the width direction D W in a substantially trapezoidal shape.
  • the outer shape of the absorbent article is not limited to such an embodiment, and any vertically long shape according to various uses and the like can be used as long as it has a long shape having a front-rear direction and a width direction.
  • a rectangle, an ellipse, an hourglass, etc. can be adopted.
  • sanitary napkin 1 described above, as shown in FIG. 3, in the thickness direction D T, a liquid permeable topsheet 2 to form the skin-facing surface S F of the sanitary napkin 1; sanitary napkin 1 non-skin forming the opposing surface S B liquid-impermeable backsheet 3 of; in the absorption section 30 located on the rear side D B in the longitudinal direction D L of the sanitary napkin 1 of the topsheet 2 and the backsheet 3 an absorber 4 which is located between; the low absorptive member 21 positioned between the topsheet 2 and the backsheet 3 in the low absorbing portion 20 located on the front side D F in the longitudinal direction D L of the sanitary napkin 1
  • a tape member 11 for post-treatment which is arranged in the low-absorption portion 20 so as to extend from the inside to the outside of the outer edge of the front side DF of the sanitary napkin 1, is provided as a main constituent member. There is.
  • the sanitary napkin 1 includes a pair of side seats 5 and 5 extending in the front-rear direction D L at both ends in the width direction D W , and further shown in FIG. as such, the absorbent body 4 in the thickness direction D T plurality of belt-like garment for fixing adhesive portion 7 which is arranged in a form extending in duplicate and the longitudinal direction D L to the non-skin-facing surface S B of the backsheet 3 ; a pair of flap portions 6, 6 each of the non-skin facing surface S pair of flap portions fixing adhesive portion 71, 71 arranged in strip form extending in the longitudinal direction D L in B of; the front of the sanitary napkin 1 A pair of front side adhesive portions 72, 72 arranged at both ends of the width direction D W in the low absorption portion 20 located on the side DF are provided as constituent members.
  • the sanitary napkin 1 has a front end virtual that extends in the width direction D W so as to pass through a front end located on the most front side DF of the sanitary napkin 1 in a plan view.
  • the line LE 1 and a rear end imaginary line LE 2 extending in the width direction D W so as to pass through the rear end located on the most rear side D B of the sanitary napkin 1 are further provided.
  • a low-absorbing portion 20 comprising a low absorption member 21 is relatively low absorbency in the front side D F in the longitudinal direction D L, of the low-absorption section 20 adjacent to the rear side D B, absorbs excrement such as menstrual blood discharged from the wearer, and a absorber 30 including an absorbent body 4.
  • the low absorption portion 20 means a portion having a relatively low absorptivity as compared with the absorptive portion 30, and includes a mode having no absorptivity.
  • these low absorption portions 20 and absorption portions 30 are sanitary for a portion having low absorbency (that is, a portion having no absorber 4) and a portion having high absorbency (that is, a portion having an absorber 4). an area obtained by dividing the front-rear direction D L of the napkin 1.
  • the absorber 4 of the absorption unit 30 does not extend beyond the boundary of these portions in the low absorption unit 20, but the absorption unit 30 has low absorption.
  • the low-absorbing member 21 of the portion 20 extends beyond the boundary between these portions, and is further located on the skin-facing surface side of the absorbing portion 30 adjacent to the low-absorbing portion 20.
  • the absorber 4 and the low-absorbing member 21 located relatively on the non-skin facing surface side have an overlapping portion 40 that overlaps with the thickness direction DT . Since the absorber 4 and the low-absorbing member 21 overlap in such a form, the overlapping portion 40 has an action of absorbing excrement discharged from the wearer as a main action.
  • the absorption unit 30 is configured to position the substantially central portion of the absorbent portion 30 in the longitudinal direction D L, the duplicate pair of flap portions 6, 6 and the width direction D W, a wearer of the sanitary napkin 1 corresponding to the excretion area opposite to the excretory part and; the rear side absorbent portion adjacent to the rear side D B of the corresponding to the excretion area; the a front-side absorbing portion adjacent to the front side D F of the corresponding to the excretion area It can be divided into three areas.
  • Such sanitary napkin 1 constructed, when worn, the non-skin-facing side S B of the sanitary napkin 1, over the garment fastening adhesive portion 7 and the pair of front-side adhesive portions 72 wear After being attached to the inner surface of the person's clothing (for example, underwear), the pair of flap portions 6 and 6 are respectively folded back to the outer surface side of the clothing, and the outer surface of the clothing is attached via the pair of flap portion fixing adhesive portions 71 and 71. By attaching to, it is fixed to the wearer's clothes.
  • it since it is not an indispensable constituent requirement to have the pair of flap portions, it is not always necessary to have such flap portions depending on the form of the absorbent article and the like.
  • the sanitary napkin 1 described above is rounded smaller in the longitudinal direction D L when discarded after use, the sanitary napkin 1, the tape member 11 for post-processing is arranged in the low-absorption section 20 Therefore, when the sanitary napkin 1 after use is rolled, as shown in FIG. 4, after the low absorption portion 20 having a small content of excrement such as menstrual blood is rolled so as to be located on the outermost side. , The tape member 11 arranged on the low absorption portion 20 can be adhesively fixed.
  • the low-absorption portion 20 having a low content of excrement is rolled so as to cover the absorption portion 30 (particularly, the absorbent body 4 that retains excrement). , Dirt caused by excrement can be made difficult to see from the outside.
  • the low absorption portion is not limited to the mode adjacent to the front side of the absorption portion as in the above embodiment, as long as it is adjacent to at least one of the front side and the rear side of the absorption portion. Good.
  • the topsheet 2 in plan view, as well as extending across the rear end from the front end portion in the longitudinal direction D L of the sanitary napkin 1, for sanitary
  • the napkin 1 has a vertically long outer shape that extends from one end to the other end in the width direction D W.
  • the surface sheet 2 is arranged at a position on the skin facing surface side in the thickness direction DT of the sanitary napkin 1 and has a contact surface (that is, menstruation) that can come into contact with the wearer's skin surface.
  • the napkin 1 is formed of a liquid-permeable sheet-like member that forms the skin-facing surface S F ).
  • Such a liquid-permeable sheet member is not particularly limited as long as it has various properties that can be used as a surface sheet of an absorbent article (for example, liquid permeability, touch, flexibility, strength, etc.).
  • various non-woven fabrics such as air-through non-woven fabric, spun lace non-woven fabric, spun-bonded non-woven fabric, point-bonded non-woven fabric, and porous resin film can be used.
  • the structure of the sheet-shaped member is not particularly limited, and various sheet-shaped structures such as a flat sheet-shaped structure having a plurality of openings and a concavo-convex structure are adopted in addition to the flat non-perforated sheet-shaped structure. be able to.
  • the type of constituent fibers is not particularly limited, and examples thereof include cellulosic fibers and hydrophilized thermoplastic resin fibers (for example, hydrophilized olefin resin. , Polyester resin, etc.) and other hydrophilic fibers. These fibers may be used alone or in combination of two or more kinds of fibers.
  • any outer shape, various dimensions, basis weight, etc. of the topsheet can be adopted according to the desired liquid permeability, touch, flexibility, etc.
  • the absorbent body 4 As shown in FIG. 1, in plan view, a substantially central portion of the corresponding to the excretion area of the absorbing portion 30 located on the rear side D B of the sanitary napkin 1 Focusing, with a wide range extending in the longitudinal direction D L and the width direction D W, longitudinal both end portions are protruded in an arc toward the outer side in the longitudinal direction D L respectively in the longitudinal direction D L It has an outer shape.
  • the absorbent body 4 is disposed between the topsheet 2 and the backsheet 3 in the thickness direction DT of the sanitary napkin 1 and excreted menstrual blood or the like that has passed through the topsheet 2. It is formed of a water-absorbing member having a predetermined water-absorbing property and liquid-retaining property capable of absorbing and holding a substance.
  • Such a water absorbent member is not particularly limited as long as it can absorb and retain excrement such as menstrual blood discharged from the wearer, and any water absorbent member known in the art can be used.
  • You can Examples of such a water-absorbent member include one in which at least one absorbent core made of an arbitrary water-absorbent material is covered with a hydrophilic core wrap sheet such as a tissue.
  • examples of the water absorbent material forming the absorbent core include hydrophilic fibers and super absorbent polymers, and more specifically, cellulosic fibers such as crushed pulp, cotton, rayon and acetate; acrylic. Granules made of highly absorbent polymers such as sodium acid copolymers; and mixtures thereof.
  • the absorbent body 4 is formed such that the basis weight of the end portion located on the proximal side with respect to the low absorption portion 20 is smaller than the basis weight of the central portion of the absorbent body 4. There is.
  • excrement is less likely to diffuse to the low-absorbent portion 20 side of the absorbent body 4, and is less likely to be absorbed and retained by the low-absorbent portion 20 (specifically, the low-absorbent member 21). Therefore, the concealing action of the low absorption portion 20 that covers the absorption portion 30 when the sanitary napkin 1 after use is rolled can be more reliably exerted.
  • any outer shape, various dimensions, basis weight, etc. according to the desired absorption performance, flexibility, strength, etc. can be adopted. ..
  • the backsheet 3 As shown in FIG. 2, in plan view, as well as extending across the rear end from the front end portion in the longitudinal direction D L of the sanitary napkin 1,
  • the sanitary napkin 1 has a vertically long outer shape that extends from one end to the other end in the width direction D W.
  • the back sheet 3 is arranged at a position on the non-skin facing surface side in the thickness direction DT of the sanitary napkin 1 and is a non-contact surface with respect to the wearer's skin surface (that is, for sanitary use).
  • the non-skin-facing surface S B of the napkin 1 is formed by a liquid-impermeable sheet-like member.
  • Such a liquid-impermeable sheet-like member is not particularly limited as long as it has liquid impermeability to the extent that it can prevent permeation of excrement discharged from the wearer, and for example, thermoplastic Hydrophobic non-woven fabric formed of resin fibers (for example, polyolefin resin fibers such as polyethylene and polypropylene, polyester resin fibers such as polyethylene terephthalate, various composite fibers such as core-sheath type); thermoplastic resins such as polyolefin resins A hydrophobic resin film formed by the above; a laminate in which a non-woven fabric is bonded to the resin film; a laminated non-woven fabric such as an SMS non-woven fabric can be used.
  • resin fibers for example, polyolefin resin fibers such as polyethylene and polypropylene, polyester resin fibers such as polyethylene terephthalate, various composite fibers such as core-sheath type
  • thermoplastic resins such as polyolefin resins A hydrophobic resin film formed by
  • the structure of the sheet-shaped member is not particularly limited, and in addition to the flat sheet-shaped structure having no holes, for example, a plurality of openings for ensuring air permeability while maintaining a predetermined liquid impermeability are provided.
  • Various sheet-like structures such as a flat sheet-like structure and an uneven structure can be adopted.
  • the back surface sheet has water repellency at least in the portion corresponding to the low absorption portion.
  • the back sheet has water repellency at least in the portion corresponding to the low absorption portion, excrement is less likely to adhere to the non-skin-facing surface of the low absorption portion, so that the above-mentioned excrement stains are more likely to occur. It is possible to make it difficult to see.
  • any outer shape, various dimensions, basis weight, etc. can be adopted according to desired leakproof performance, air permeability, and the like.
  • the pair of side sheets 5 and 5 respectively extend in the front-rear direction D L at both ends in the width direction D W of the sanitary napkin 1 in a plan view. It is formed by a pair of strip-shaped sheet-like members. Such a pair of side sheets 5, 5 are arranged in positions skin-facing surface side in the thickness direction D T of the sanitary napkin 1, together with the topsheet 2 to form a skin-facing surface S F of the sanitary napkin 1 ing.
  • each of the pair of side sheets 5 and 5 the outer side end portion of the width direction D W is joined to the skin facing surface of the back surface sheet 3 to form a fixed end portion, while the width direction D W
  • the inner end portion is not joined to any of the constituent members such as the topsheet 2 and forms a free end portion.
  • the pair of side sheets 5 and 5 stand up at the inner side end (free end) of the width direction D W to prevent the leakage of excrement discharged from the wearer.
  • a leak-proof wall portion for prevention can be formed.
  • the strip-shaped sheet-shaped member used for the side sheet may have various characteristics (for example, liquid impermeable (leakage proof), touch, flexibility, strength, etc.) that can be used as a side sheet for an absorbent article.
  • a liquid-impermeable sheet-like member similar to the back sheet that is, a sheet-like member such as a hydrophobic nonwoven fabric or a hydrophobic resin film
  • cut into a band may be used. it can.
  • any outer shape, various dimensions, basis weight, etc. of the side sheet any outer shape, various dimensions, basis weight, etc. can be adopted according to the desired leak-proof property, touch, flexibility, and the like.
  • the low-absorbency member 21 includes the front-rear direction DL and the low-absorbent portion 20 located at least on the front side DF of the sanitary napkin 1 in plan view. It has a predetermined outer shape that extends over a wide range in the width direction D W. As shown in FIG. 3, the low absorbent member 21 has a lower absorbency than the absorbent body 4 arranged between the topsheet 2 and the backsheet 3 in the thickness direction D T of the sanitary napkin 1. It is formed by a sheet-like member having.
  • the sheet-like member forming the low-absorbent member is not particularly limited as long as it has a lower absorbency than the above-mentioned absorber, and examples thereof include cloth (for example, non-woven fabric, woven fabric, knitted fabric, etc.) and porous resin. Examples include a sheet (for example, a sponge sheet). Such a sheet-like member does not have to be used alone as a sheet-like member for a low-absorption member, and is also used as another constituent member (for example, a front surface sheet, a back surface sheet, an intermediate sheet, a core wrap sheet, etc.). It may have been done.
  • a water-absorbent material similar to that of the absorber for example, hydrophilic fiber or high-absorbent polymer
  • It may be contained, or may contain a predetermined functional agent described later.
  • the low absorption portion 20 includes the front side edge of the sanitary napkin 1 as shown in FIG.
  • the low absorption part 20 of the sanitary napkin 1 extends to include an edge in the longitudinal direction D L, when rounded sanitary napkin 1 after use, more absorbent portion 30 Since it is possible to make it difficult to expose it, it is possible to make it more difficult for the dirt caused by excrement to be visually recognized from the outside.
  • the mode of the low absorption part is not limited to the mode of the sanitary napkin 1 described above, but the low absorption part includes at least one of the front side edge and the rear side edge of the absorbent article. If it is, it can exert the same effect as the above-mentioned sanitary napkin 1.
  • the length of the low absorption portion 20 in the front-rear direction is 1/4 or more of the length in the front-rear direction of the sanitary napkin 1, as shown in FIG.
  • the low-absorption portion 20 secures a wider area to cover the absorption portion 30 when the sanitary napkin 1 after use is rolled. Therefore, it is possible to more reliably make it difficult for the stains due to excrement to be visually recognized from the outside.
  • the low absorption portion 20 has a width direction length longer than the width direction length of the absorption portion 30, as shown in FIG.
  • the absorbent portion 30 is tubularly rolled into the tubular inner side of the sanitary napkin 1. Since it is located on the inner side in the width direction D W , dirt due to the excrement contained in the absorbent section 30 is difficult to be visually recognized even from the tubular opening of the tubular sanitary napkin 1. can do.
  • the low-absorption member 21 is colored in a predetermined color, so that the low-absorption portion 20 has a colored region that exhibits a predetermined color.
  • the dirt of the excrement can be more reliably visually recognized from the outside due to the concealing action of the colored region of the low absorption portion 20 that covers the absorption portion 30. It can be difficult to do.
  • the colorant used for coloring the low-absorbency member is not particularly limited, and any colorant known in the art (for example, pigment, dye, etc.) can be used.
  • the coloring means using this colorant is not particularly limited, and the low-absorbency member may be colored by, for example, coating or printing a colorant, or the colorant may be used as a constituent component of the low-absorbency member. It may be colored by containing it.
  • the colored region of the low absorption portion may be formed by a means other than coloring of the low absorption member (for example, by coloring the non-skin-facing surface of the back sheet), and in that case as well, It can be colored in the same way as the sex member.
  • the low absorption portion contains a predetermined functional agent (for example, a warming agent, a cooling agent, a fragrance, etc.) by containing a predetermined functional agent in the above-mentioned low absorption member.
  • a predetermined functional agent for example, a warming agent, a cooling agent, a fragrance, etc.
  • the low-absorption part can be utilized not only as a concealing part when the absorbent article is discarded, but also as a function part when the absorbent article is used. Therefore, the convenience and the like of the absorbent article can be further improved.
  • the sheet-like member forming the low-absorption member is, for example, a liquid or solid (including paste, powder, etc.) functional agent.
  • the sheet-like member forming the low-absorption member includes at least a base material having a structure capable of holding the functional agent (for example, cloth).
  • any functional agent corresponding to a desired action can be adopted, and examples of such a functional agent include a warming sensation agent, a cooling sensation agent, an exothermic agent, a perfume, a drug (for example, , Skin astringents, anti-inflammatory agents, antibacterial agents, pH regulators, moisturizers, deodorants, Chinese herbs, etc.) and the like.
  • a functional agent for example, a warming agent
  • a cooling agent for example, a cooling agent
  • a cooling agent may be arranged in combination.
  • the warming sensitizer stimulates the warmth sensation receptor of the skin of the wearer without causing heat itself, and makes the wearer perceive a warmth sensation, and the cold sensation is also the same.
  • the functional agent is contained in a water-disintegrating protective material (for example, microcapsules) in order to prevent the absorbent article from volatilizing or moving to another area before use. You may.
  • microcapsules containing a functional agent can disintegrate when in contact with a liquid (for example, menstrual blood, urine, sweat, etc.) and release the functional agent to the outside.
  • the functional agent released in this way can exert a predetermined function on the wearer by vaporizing due to the wearer's body temperature or the like or by coming into contact with the wearer's skin.
  • the material of the microcapsules is not particularly limited, but for example, monosaccharides (for example, glucose, etc.), disaccharides (for example, sucrose, etc.), polysaccharides (for example, dextrin, glucomannan, sodium alginate, water-soluble). Sugars such as starch); gelatin; water-soluble polymers such as polyvinyl alcohol and polyvinyl acetate.
  • Microcapsules can be produced, for example, by dissolving the material of microcapsules in water to form an aqueous solution, mixing the aqueous solution with a functional agent and a surfactant, and drying the aqueous solution under reduced pressure while spraying. it can.
  • microcapsules are commercially available, and examples thereof include INCAP (trademark) commercially available from Symrise.
  • the low-absorbency member 21 has a thickness smaller than that of the absorber 4 of the absorber 30, as shown in FIG. 3. Therefore, in the sanitary napkin 1, the thickness of the low absorption portion 20 is smaller than the thickness of the absorption portion 30 in the unfolded state.
  • the thickness of the low absorption portion 20 is smaller than that of the absorption portion 30 (that is, when the rigidity of the low absorption portion 20 is smaller than that of the absorption portion 30)
  • the low absorption portion 20 is easily deformed. Therefore, when the sanitary napkin 1 after use is rolled, the sanitary napkin 1 can be rounded with a small gap and can be made smaller, so that dirt due to excrement can be more reliably made hard to be visually recognized from the outside. ..
  • the magnitude relationship between the thickness of the low absorption portion and the absorption portion if the magnitude relationship between the thickness of the low absorption portion and the absorption portion is apparent, it can be determined by the appearance. If the relationship between the thickness of the absorbent part and the thickness of the absorbent part cannot be judged only by appearance, use a scanning electron microscope (JCM-5100, manufactured by JEOL Ltd.) for the cross section of the absorbent article along the longitudinal central axis. It is possible to judge the magnitude relation of the thickness by performing the magnified observation.
  • JCM-5100 manufactured by JEOL Ltd.
  • the amount ratio of the water absorbent material of the member constituting each portion (for example, the water absorbent material contained in the low absorbent member of the low absorbent portion). If the ratio of the mass of the water-absorbent material to the mass of the water-absorbent material contained in the absorbent body of the absorbent part) is known, it can be judged by the amount ratio, but if the amount ratio is not clear, the low-absorbent part Alternatively, by comparing the amount of absorption of the low-absorbent member with the amount of absorption of the absorber or the absorber, it is possible to determine the level of absorbency.
  • the amount of absorption can be measured as follows.
  • the initial mass (g) of a sample cut out to a predetermined size is measured, and the sample is immersed in physiological saline (0.9% NaCl solution) poured into a plate-shaped container for 30 minutes.
  • physiological saline (0.9% NaCl solution) poured into a plate-shaped container for 30 minutes.
  • the end of the sample dipped in physiological saline solution is clipped to a clip fixed to a rod and left hanging for 10 minutes for pre-dehydration, and then the sample is placed in a dehydrator (150G) and dehydrated for 90 seconds. ..
  • the absorption amount (g) of the sample can be obtained by measuring the mass (g) of the dehydrated sample and subtracting it from the initial mass (g).
  • any outer shape, various dimensions, and basis weight of the low-absorbent member can be adopted according to the desired concealment property.
  • Adhesive part Sanitary napkin 1 described above, as shown in FIG. 2, a plurality of adhesive portions in the non-skin-facing side S B of the backsheet 3, i.e. garment-fixing pressure-sensitive adhesive portion 7, a pair of flap portions fixing adhesive portion 71, 71 And a pair of front side adhesive parts 72, 72, and these adhesive parts are each formed by the adhesive agent arranged in the above-mentioned predetermined form.
  • any pressure-sensitive adhesive known in the art can be adopted, for example, styrene-ethylene-butadiene-styrene (SEBS), styrene-butadiene-styrene (SBS).
  • SEBS styrene-ethylene-butadiene-styrene
  • SBS styrene-butadiene-styrene
  • the pressure sensitive adhesive include a styrene-based copolymer such as styrene-isoprene-styrene (SIS).
  • the absorption unit 30, the non-skin-facing surface S clothing for fixing the pressure-sensitive adhesive B of the sanitary napkin 1 i.e., garment-fixing pressure-sensitive adhesive portion 7
  • the sanitary napkin 1 can be rolled into small pieces while being in close contact with each other by the adhesive of the clothes-fixing adhesive section 7 in the absorbing section 30 when rolling the sanitary napkin 1 after use.
  • the low absorber 20 the non-skin-facing surface S B on the garment for fixing the pressure-sensitive adhesive (i.e., a pair of front-side adhesive portion 72 and 72) Have.
  • the low-absorption part 20 is rolled by the adhesive of the pair of front side adhesive parts 72, 72 when the sanitary napkin 1 is rolled. Since it can be attached to and fixed to any part of the sanitary napkin 1, it is possible to prevent the low absorption portion 20 from curling, and it is possible to make it easier to maintain the rolled state of the sanitary napkin 1 after use. it can.
  • the arrangement form, outer shape, various dimensions, etc. of the various adhesive portions are any arrangement form, outer shape, various, etc. in consideration of the ease of fixing to clothing and the ease of rolling the absorbent article after use. Dimensions and the like can be adopted.
  • the tape member 11 for post-treatment is, as shown in FIG.
  • the low absorption portion 20 has a rectangular outer shape arranged so as to extend from the inside to the outside of the outer edge of the front side DF of the sanitary napkin 1.
  • the sanitary napkin 1 has an end portion (fixed end portion) on the other side which is joined and fixed to B.
  • the one end (non-fixed end) of the tape member 11 is rolled.
  • the sanitary napkin 1 is configured to be able to maintain the rolled state by being adhesively fixed to an arbitrary position on the non-skin facing surface S B of the sanitary napkin 1.
  • the tape member 11 is arranged in the low absorption portion 20 so as to extend from the inside of the outer edge of the front side DF of the sanitary napkin 1 to the outside. while being, the outer edge is constricted inward in the longitudinal direction D L in part E R overlapping the tape member 11.
  • the tape member may be arranged in a form capable of extending from the inside to the outside of the outer edge of the absorbent article in the low absorption portion. That is, the tape member is arranged inside the outer edge of the absorbent article before use and does not extend to the outside of the outer edge, and when the tape member is used (that is, the absorbent article is discarded). By pulling the tape member at the time), the tape member may be arranged so as to extend outward from the outer edge of the absorbent article. Examples of the form of such a tape member include a form in which the tape member is folded in a Z-shape so as to be expandable, a form in which the tape member has extensibility, and a form in which these forms are combined.
  • any tape member known in the art can be adopted, and for example, a strip-shaped tape base material (for example, film, nonwoven fabric, paper, etc.), Examples include those composed of a pressure-sensitive adhesive (for example, rubber-based pressure-sensitive adhesive, acrylic pressure-sensitive adhesive, etc.) arranged on the surface of the tape substrate, and hook members such as mechanical fasteners that can be mechanically engaged and fixed. Be done.
  • the constituent materials of the film and the non-woven fabric that can be used as the tape base material are not particularly limited, and examples thereof include polyolefin resins such as polyethylene and polypropylene; polyester resins such as polyethylene terephthalate; polyamide resins; and polyurethane resins.
  • the form of the tape member is not particularly limited, and even if it is a flat strip form, it extends outside the outer edge of the absorbent article when the tape member is used (that is, when the absorbent article is discarded).
  • the obtained form for example, a form in which a strip-shaped tape member is folded in a Z shape or the like so as to be expandable may be used.
  • the arrangement position of the tape member in the thickness direction of the absorbent article is not particularly limited, and even if the tape member is arranged on the non-skin-facing surface of the low absorption portion as in the sanitary napkin 1 described above, It may be arranged on the skin-facing surface of the sheet or may be arranged integrally with the backsheet.
  • the tape member when the tape member is arranged on the skin-facing surface of the topsheet, the tape member can be formed by a hook member of a mechanical fastener that can be mechanically engaged and fixed to the topsheet made of a nonwoven fabric, and When the tape member is integrally arranged with the back surface sheet, the tape member can be formed by a portion surrounded by perforations formed on the back surface sheet. In the latter case, after the absorbent article is used, the backsheet can be cut along the perforations and pulled out as a tape member for use.
  • the tape member has extensibility.
  • the tape member for post-treatment has extensibility, one end (non-fixed end) of the tape member is pulled when the absorbent article rolled after use is adhesively fixed by the tape member. Even if the tape member extends, it is possible to prevent the predetermined portion of the low absorption portion (for example, the predetermined portion of the back sheet) to which the other end (fixed end) of the tape member is fixed from breaking. Therefore, it is possible to more stably exert the effect of making it difficult to visually recognize the stain due to the excrement described above.
  • the tape member for post-treatment is extensible, the length of the tape member that can be stretched can be adjusted by adjusting the wearer's force, so the absorbent article rolled after use is adhesively fixed by the tape member.
  • the degree of freedom of the adhesive fixing position is high and the adhesive fixing can be performed at a more appropriate position.
  • “extensible” means that when a tape member is pulled in two opposite predetermined directions in its longitudinal direction, it is not broken and is in a natural state (that is, plastic deformation) by "elastic deformation” or “plastic deformation”. (State before stretching) means that it stretches longer than before.
  • the tape member is preferably printed or colored.
  • the tape member for post-treatment is printed or colored, the visibility of the tape member is improved and the other parts can be made relatively inconspicuous, so that the excrement contained in the absorbing part is contaminated. Can be made more difficult to see.
  • the absorbent article having such a printed or colored tape member improves the visibility of the tape member, when the absorbent article is used, the tape member can be used as a mark to identify the front-rear direction. There is also an advantage that it is easy to adjust the mounting position.
  • the arrangement form of the tape member is not limited to the form of the sanitary napkin 1 described above, and in particular, the extending direction and the arrangement position of the tape member can be appropriately changed.
  • drawings of an absorbent article (ie, sanitary napkin 1A) according to another embodiment of the present invention, which is different from the sanitary napkin 1 according to the above-described embodiment only in the arrangement form of the tape member for post-treatment, will be described. Will be explained in detail with reference to.
  • the configuration other than the configuration different from the sanitary napkin 1 is basically the same as that of the sanitary napkin 1 described above, and thus the description thereof will be omitted.
  • the tape member 11'for post-treatment is arranged so as to extend along the width direction D W.
  • the tape member 11′ for post-treatment is arranged so as to extend along the width direction D W of the sanitary napkin 1A, as shown in FIG. Since it can be adhesively fixed by the tape member 11' so as to close the tubular opening after being rolled into a shape, dirt from excrement contained in the absorbent portion 30 is rolled into a tubular sanitary napkin. It can be made more difficult to see from the tubular opening of 1A.
  • the sanitary napkin 1A of the present embodiment is used because the width direction length of the low absorption portion 20 is formed longer than the width direction length of the absorption portion 30, similarly to the above-mentioned sanitary napkin 1.
  • the portion of the low absorption portion 20 on the outer side in the width direction was bent so as to cover the tubular opening of the sanitary napkin 1A rolled into a tubular shape.
  • dirt due to excrement contained in the absorbent section 30 can be more reliably visually recognized from the tubular opening of the tubular sanitary napkin 1A. It can be difficult to do.
  • the arrangement form, outer shape, and various dimensions of the tape member for post-treatment include strength required for the tape member for post-treatment and ease of maintaining the absorbent article rolled after use.
  • the absorbent article of the present invention is not limited to the sanitary napkin of each of the above-described embodiments, but can be applied to various absorbent articles such as panty liners, incontinence pads, breast pads, disposable diapers and the like.
  • the absorbent article of the present invention is not limited to the above-described embodiments and the like, and can be appropriately combined, replaced, changed, and the like within a range not departing from the purpose and the spirit of the present invention.
  • the ordinal numbers such as “first” and “second” are for distinguishing the items with the ordinal numbers, and mean the order, priority, importance, etc. of each item. Not something to do.

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)
  • Dermatology (AREA)
  • Absorbent Articles And Supports Therefor (AREA)

Abstract

La présente invention concerne un article absorbant qui, lorsque l'article absorbant est jeté après utilisation, rend peu probable qu'une tache d'excréments soit visuellement reconnaissable depuis l'extérieur. Cet article absorbant (par exemple, une serviette hygiénique (1)) comprend : une section absorbante (30) ayant un absorbeur (4) ; une section d'absorption faible (20) qui est adjacente à un côté avant et/ou un côté arrière de la section absorbante (30) dans la direction avant-arrière ; et un élément de bande (11) qui est disposé sur la section d'absorption faible (20) et qui est utilisé pendant le post-traitement.
PCT/JP2020/009497 2019-03-06 2020-03-05 Article absorbant WO2020179879A1 (fr)

Priority Applications (1)

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CN202080001947.8A CN111902112A (zh) 2019-03-06 2020-03-05 吸收性物品

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JP2019041034A JP2020141878A (ja) 2019-03-06 2019-03-06 吸収性物品
JP2019-041034 2019-03-06

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WO2020179879A1 true WO2020179879A1 (fr) 2020-09-10

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WO2022254943A1 (fr) * 2021-05-31 2022-12-08 ユニ・チャーム株式会社 Article absorbant pour absorber le sang menstruel

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JP4818728B2 (ja) * 2003-12-09 2011-11-16 ユニ・チャーム株式会社 個別包装容器
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JP5922970B2 (ja) * 2012-03-30 2016-05-24 ユニ・チャーム株式会社 吸収性物品の包装体
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JPH09253125A (ja) * 1996-03-22 1997-09-30 Kao Corp 使い捨ておむつ
JP2013138795A (ja) * 2012-01-05 2013-07-18 Oji Nepia Co Ltd 使い捨ておむつ，その製造方法，及びその製造装置
JP2013226382A (ja) * 2012-03-30 2013-11-07 Unicharm Corp 使い捨て着用物品
JP2015134021A (ja) * 2014-01-16 2015-07-27 ユニ・チャーム株式会社 使い捨てのパンツ型着用物品
JP2018102432A (ja) * 2016-12-22 2018-07-05 ユニ・チャーム株式会社 吸収性物品の製造方法
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