WO2016056257A1 - 吸収性物品 - Google Patents

吸収性物品 Download PDF

Info

Publication number
WO2016056257A1
WO2016056257A1 PCT/JP2015/053832 JP2015053832W WO2016056257A1 WO 2016056257 A1 WO2016056257 A1 WO 2016056257A1 JP 2015053832 W JP2015053832 W JP 2015053832W WO 2016056257 A1 WO2016056257 A1 WO 2016056257A1
Authority
WO
WIPO (PCT)
Prior art keywords
cyclodextrin
absorbent
layer
sheet
liquid
Prior art date
Application number
PCT/JP2015/053832
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
藤本　和也
中嶋　海陽
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 CN201580055082.2A priority Critical patent/CN106794084B/zh
Priority to AU2015249159A priority patent/AU2015249159C1/en
Publication of WO2016056257A1 publication Critical patent/WO2016056257A1/ja

Links

Images

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
    • A61F13/53—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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/20—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing organic materials
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/26—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/46—Deodorants or malodour counteractants, e.g. to inhibit the formation of ammonia or bacteria

Definitions

  • the present invention relates to an absorbent article provided with an odor control function.
  • Absorbent articles such as light incontinence pads, sanitary napkins and disposable diapers are used to absorb and retain body fluids such as urine and menstrual blood discharged from the wearer. Since the body fluid absorbed by the absorbent body of the absorbent article usually gives off an unpleasant odor, an absorbent article capable of suppressing the odor due to such body fluid has been considered.
  • Patent Document 1 discloses a cyclodextrin and a cyclodextrin complex containing at least three components complexed with the cyclodextrin in a layer closer to the body-facing surface than the absorption core.
  • An absorbent article disposed is disclosed.
  • an object of the present invention is to provide an absorptive article which can make the deodorizing function which cyclodextrin has, and the sustained release function of the active ingredient which a cyclodextrin complex has efficiently, and fully exhibit.
  • the absorbent article of the present invention comprises a liquid permeable layer, a liquid impermeable layer, an absorbent layer located between these two layers, and a cyclodextrin-containing layer located between the absorbent layer and the liquid impermeable layer. including.
  • the cyclodextrin-containing layer is located between the absorbing layer and the liquid impermeable layer, body fluid such as urine discharged from the wearer passes through the liquid permeable layer
  • the body fluid is accumulated in the lower part of the absorbent layer (that is, the part on the cyclodextrin-containing layer side) by the action of gravity, and the accumulated body fluid is contained in the cyclodextrin
  • At least one of the cyclodextrin and the cyclodextrin complex contained in the layer can be brought into contact with a large contact area for a long time.
  • the “cyclodextrin-containing layer” means a layer containing at least one of cyclodextrin and a cyclodextrin complex described later.
  • the absorbent article which can fully exhibit the function which cyclodextrin has efficiently can be provided.
  • FIG. 1 is a plan view of the light incontinence pad according to the first embodiment or the second embodiment of the present invention as viewed in the thickness direction from the top sheet side in a developed state.
  • FIG. 2 is an end view of a cross section along line II-II 'of FIG. 1 in the light incontinence pad of the first embodiment of the present invention.
  • FIG. 3 is a plan view for explaining a body fluid absorption area, a cyclodextrin arrangement area, an adhesive application area and a perfume application area in the light incontinence pad of FIG.
  • FIG. 4 is an end view of a cross section along line II-II 'of FIG. 1 in the light incontinence pad of the second embodiment of the present invention.
  • FIG. 1 shows the thickness from the surface sheet (liquid permeable layer) side (that is, the side opposite to the skin of the wearer) in a developed state of the light incontinence pad 1 according to the first embodiment or the second embodiment of the present invention.
  • FIG. 2 is a plan view seen in a direction DT , and FIG. 2 is an end view of a cross section along line II-II ′ in the light incontinence pad 1 of FIG. 1 in the light incontinence pad of the first embodiment of the present invention;
  • FIG. 3 is a plan view for explaining a body fluid absorption area, a cyclodextrin arrangement area, an adhesive application area and a perfume application area in the light incontinence pad of FIG.
  • “looking in the thickness direction from the liquid-permeable layer side in the developed state” is simply referred to as “plan view”.
  • light incontinence pad 1 of the first embodiment of the present invention in plan view, rectangular with short sides extending in the long side in the width direction D W extending in the longitudinal direction D L Both longitudinal end edges have an arc-shaped bulging shape.
  • the shape of the absorbent article in the present invention is not limited to such a shape, as long as the longer length shape than the width dimension of the longitudinal direction D L of the length dimension in the width direction D W, any It can be vertically elongated (e.g., rectangular, oval, wedge, etc.).
  • the direction toward the central axis C L extending in the longitudinal direction D L of the longitudinally long absorbent article is referred to as the inward direction in the width direction, and the direction away from the central axis C L is It is called the outward direction in the width direction.
  • the direction toward the central axis C W extending in the width direction D W of the absorbent article referred to the direction of the inner side in the longitudinal direction, the direction of the outer side away from the central axis C W in the longitudinal direction It is said.
  • the direction toward the side (skin facing surface side) facing the wearer's skin surface is referred to as the skin facing surface side, which faces the wearer's skin surface.
  • the direction toward the opposite side (non-skin facing surface side) to the side is referred to as the non-skin facing surface direction.
  • the absorbent article of the present invention extends from the central axis C L extending in the longitudinal direction D L of the absorbent article across the width direction D W in plan view, and a body fluid absorbent region T a extending across the central axis C W extending in the width direction D W in the longitudinal direction D L, has an area other than the body fluid absorbing region.
  • the “body fluid absorption region” refers to a region corresponding to the body fluid excretion position of the wearer when the wearer wears the absorbent article, and the type of the absorbent article, specifically, from the wearer For each type of absorbent article according to the type of excreted urine or stool, type of body fluid such as menstrual blood, age or gender of the wearer, position or area where the wearer's excretion opening abuts, structure of the absorbent layer, etc. It is an area set appropriately.
  • the body fluid absorbent region T A is generally a longitudinal length of about 1/3 or more of the total length of the longitudinal direction D L of the absorbent article, about 1/3 or more of the total length of the width direction D W of the absorbent article Have a length in the width direction of
  • a region other than the body fluid absorption region refers to a region other than the body fluid absorption region extending in the longitudinal direction and the outward direction in the width direction from the body fluid absorption region It includes an area which does not absorb the excreted body fluid and an area which is not an area corresponding to the wearer's body fluid excretion position but which can absorb the body fluid excreted from the wearer.
  • the light incontinence pad 1 is located on the side of the wearer's skin facing surface in the thickness direction DT , and may be any liquid permeable non-woven fabric or plastic film.
  • a liquid-permeable sheet comprising the liquid-permeable sheet and the liquid-permeable sheet, and an optional liquid-impermeable sheet such as a liquid-impermeable non-woven fabric or a plastic film positioned on the non-skin-facing side of the wearer ,
  • a back sheet 3 as a liquid impermeable layer, and an absorbent material located between the top sheet 2 and the back sheet 3 and containing at least an absorbent polymer 6; (e.g., air-through nonwoven fabric, etc.) is sandwiched by the absorbent sheet S a as absorbing layer, positioned between the absorbent sheet S a and the back sheet 3, and cyclodextrins and the absorbent polymer and the liquid retaining property object
  • the absorbent sheet S A (absorbent layer) is not particularly limited as long as it has a function of absorbing and retaining body fluid such as urine discharged from the wearer, but preferably it is as described above. What sandwiches the absorptive material containing at least absorptive polymer 6 with liquid permeable sheets, such as two sheets of air through nonwoven fabrics, is used.
  • the “absorbent polymer” is a polymer capable of absorbing and holding water, and examples thereof include a polymer having a three-dimensional network structure in which a water-soluble polymer is appropriately crosslinked. Specific examples thereof include starch-based, acrylic acid-based, and amino acid-based particulate or fibrous polymers. Such an absorbent polymer absorbs not only water but also an odor comprising an ammonia component and the like, and therefore can exhibit a deodorizing effect.
  • the absorbent polymer a deodorant component-containing absorbent polymer in which absorbent polymer particles and an optional deodorant component are integrated can be suitably used.
  • the deodorizing component means a component capable of eliminating the odor resulting from the odor component by adsorbing the odor component such as ammonia or dimethylamine.
  • a deodorizing component for example, activated carbon; alumina; zeolite; cyclodextrin; zeolite substituted with a bactericidal metal cation such as silver or copper, or quaternary ammonium having a bactericidal action on the surface such as activated carbon or alumina
  • a bactericidal deodorizing component such as a complex to which a salt compound is attached; or a combination of two or more of these deodorizing components.
  • the effect of preventing the generation of such an ammonia odor can be obtained also when using a bactericidal agent having the same bactericidal action as the bactericidal deodorizing component, for example, such a bactericidal agent
  • a bactericidal agent having the same bactericidal action as the bactericidal deodorizing component for example, such a bactericidal agent
  • a bactericide-containing absorbable polymer in which the absorbable polymer particles and the bactericidal agent are integrated, which is obtained by spraying an aqueous solution containing the above with respect to the absorbable polymer particles, can also be suitably used in the present invention. .
  • the deodorant component-containing absorbent polymer can be obtained by mixing and integrating absorbent polymer particles and the above deodorant component. Further, the deodorant component-containing absorbent polymer is mixed with water to be added to the absorbent polymer particles to form a water-containing gel, and then the absorbent polymer in the state of the water-containing gel and the above-mentioned deodorant component are mixed and integrated. It can also be obtained by
  • the absorbent material that can be used for the absorbent sheet S A is not particularly limited as long as it contains the above-mentioned absorbent polymer, and in addition to the absorbent polymer, pulp and the like It is also possible to include a liquid-retaining substance consisting of water-absorbent fibers and the like.
  • the absorbent material includes the absorbent polymer and the water absorbent fiber, the content of the absorbent polymer is in the range of 10 to 90% of the mass of the water absorbent fiber per unit area of the absorbent layer.
  • the absorbent material does not contain a liquid retaining substance such as pulp.
  • the liquid-permeable sheet that can be used for the absorbent sheet S A is not particularly limited as long as it is a sheet having liquid permeability, and for example, an air through nonwoven fabric, a spunbond, and a laminated nonwoven fabric (for example, , Non-woven fabrics such as SBS non-wovens, tissues, etc. can be used. From the viewpoint of liquid permeability, the liquid-permeable sheet is preferably an air through non-woven fabric.
  • the absorbent sheet S A is the absorbent polymer 6 described above (absorbent material), the two sheets of coating the adhesive G liquid-permeable sheet 7, 7 'of Between the two liquid-permeable sheets 7, 7 'in the central area in the width direction DW , and the area (absorbent polymer arrangement area 11) in which the absorbent polymer is arranged and the width direction D
  • the two liquid-permeable sheets 7, the width direction D W the absorbent polymer across edge is not disposed in the region of 7 '(the absorbent polymer blank region 12), the width direction D along fold line each extending in the longitudinal direction D L folding the inner side of the W (so-called, Gakumaki To) can be prepared by.
  • the absorbent polymer non-arranged area 12 on both end sides in the width direction of the two liquid permeable sheets 7 and 7 ' is folded inward in the width direction, the skin facing surface side or the non-skin facing side It may be folded in any direction on the surface side.
  • the absorbent polymer is less likely to leak from the absorbent sheet, and the absorbent sheet
  • the folded part (folded part) of the present invention has high rigidity by the laminated structure of four layers, the width direction DW of the absorbent article is caused by the movement of the foot of the wearer when wearing the absorbent article. Even if a force is applied from the side, the absorbent sheet becomes difficult to deform. As a result, the absorption area of body fluid such as urine discharged from the wearer can be secured, and good absorbent performance can be maintained as an absorbent article.
  • the absorbent sheet (absorbent layer) is not limited to the above-mentioned embodiment, and for example, the absorbent material may be sandwiched between one liquid permeable sheet by folding it.
  • the absorbent material may be sandwiched between one liquid permeable sheet by folding it.
  • the area adjacent to the central area Folding the area (absorptive material non-arranged area) in which the absorbent material is not disposed along the longitudinal direction and / or the folding direction extending in the longitudinal direction to the lateral direction and / or the longitudinal inward direction It may be produced by
  • the absorbent sheet thus produced is on the lower side (non-skin facing surface side) of the surface sheet which is a liquid permeable sheet, when body fluid such as urine discharged from the wearer passes through the surface sheet Immediately, the absorbent polymer in the absorbent sheet absorbs odor with body fluid such as urine. At this time, the absorbent polymer swells to increase the thickness of the absorbent sheet, and therefore, even when the absorbent article is subjected to body pressure due to the weight of the wearer etc., the swollen absorbent polymer acts as a pressure buffer. Acting like a layer, it is difficult for the body fluid absorbed by the absorbent polymer to return to the surface sheet (liquid permeable layer).
  • the body fluid passes through the absorbent sheet by the action of gravity, it sufficiently secures an opportunity to contact with cyclodextrin in the cyclodextrin-containing absorbent layer located on the non-skin facing surface side of the absorbent sheet. be able to.
  • the body fluid when the body fluid stays in the absorbent sheet for a long time, the body fluid diffuses over a wide area in the surface direction of the absorbent sheet, so that the body fluid is contacted with the cyclodextrin from a wider area. It can be done. As a result, the deodorizing function of the cyclodextrin in the cyclodextrin-containing absorbent layer and the controlled release function of the active ingredient of the cyclodextrin complex can be more efficiently exhibited.
  • light incontinence pad 1 of the present embodiment in the folded portion of the both end edge in the width direction D W of the absorbent sheet S A, the two liquid-permeable A liquid perfume is applied to each or any one of the areas (the perfume coated areas T F and T ′ F ) extending in the longitudinal direction D L sandwiched by the sheets 7 and 7 ′.
  • the liquid perfume comes into contact with the hot melt adhesive for fixing the absorbent sheet in the light incontinence pad 1 or the absorbent polymer. Since the adhesive property of the adhesive and the absorption performance of the absorbent polymer do not decrease, the liquid perfume can exhibit the aroma effect.
  • liquid perfume is coated at a position away from the cyclodextrin in the cyclodextrin-containing layer, so that the liquid perfume is not easily adsorbed to the non-inclusion cyclodextrin, and the aroma action of the liquid perfume is steady
  • the liquid perfume used in the absorbent article of the present invention is not particularly limited, and any conventionally known liquid perfume such as natural perfume and synthetic perfume can be used, but the absorbent article is applied to the human body. It is preferable to use a plant-derived natural flavor, considering that it is
  • the position at which the absorbent sheet (absorbent layer) is disposed is not particularly limited as long as it is between the surface sheet and the cyclodextrin-containing layer, for example, non-skin of cyclodextrin-containing layer
  • Another absorbent sheet can also be arranged at the position on the opposite surface side.
  • light incontinence pad 1 of this embodiment is the same as the absorbent polymer area of the absorbent sheet S A, a liquid-permeable sheet 7 located on the skin facing side of the absorbent polymer, absorbent An adhesive G for fixing the absorbent polymer is intermittently applied to each of the liquid-permeable sheets 7 ′ located on the non-skin facing surface side of the polymer 6.
  • the application form of the adhesive G is not particularly limited as long as the adhesive G is applied intermittently, and, for example, the adhesive G extends in the longitudinal direction of the liquid-permeable sheets 7 and 7 'and in the width direction Even in the form of a plurality of lines arranged in a row, or in the form of a plurality of lines extending in the width direction of the liquid-permeable sheets 7 and 7 'and arranged in a longitudinal direction, or a plurality of dots It may be in the form of
  • the adhesive agent G is not specifically limited, For example, a hot-melt-type adhesive agent etc. can be used.
  • the adhesive G is thus intermittently applied, bodily fluids such as urine discharged from the wearer's light incontinence pad 1, the liquid-permeable through a portion of adhesive G of the sheet 7 is not coated, it is absorbed into the absorbent polymer 6 which is fixed to the absorbent sheet in the S a, thereby inhibiting the absorption of the absorbent sheet S a without, it is possible to suppress the movement of the absorbent polymer 6 in the absorbent sheet in the S a.
  • the adhesive G in the light incontinence pad 1 of this embodiment is the position of the adhesive G applied to the liquid-permeable sheet 7 located on the skin-facing surface side of the absorbent polymer 6
  • the position of the adhesive G applied to the liquid-permeable sheet 7 'positioned on the non-skin-facing surface side of the absorbent polymer 6 do not overlap each other in the thickness direction DT , the liquid-permeable sheet It is applied to each of 7 and 7 '.
  • the absorbent sheet S bodily fluids such as urine which is not absorbed by the absorbent polymer 6 in A is the liquid-permeable sheet 7 the absorbent sheet S glue G passes through the portion that is not coated of ' Since it can flow out to the non-skin-contacting surface side of A , the body fluid having flowed out the absorbent sheet SA can be absorbed by the cyclodextrin-containing layer described later together with the odor caused by the body fluid.
  • Absorbent sheet S A in light incontinence pad 1 of this embodiment for example, on the surface (upper surface) skin-facing surface side of the liquid-permeable sheet 7 ', except for the area where compressed groove 14 to be described later is formed
  • the adhesive G is applied intermittently and the absorbent polymer is disposed in the area where the adhesive G is applied intermittently, the surface from the non-skin facing surface side (the lower surface) It can be obtained by covering the liquid-permeable sheet 7 on which the adhesive G is applied intermittently and joining them, and finally folding the above-mentioned absorbent polymer non-placement area 12.
  • absorbent sheet S A thus obtained is in a plan view, in the region where the compressed groove 14 is formed of the liquid-permeable sheet 7 ', the adhesive for fixing the absorbent polymer 6 since agent G is not coated, the absorbent sheet S a, the absorbent polymer 6 has an absorbent polymer-existing region 13 does not exist locally in the absorbent polymer region 11 .
  • the range of the absorbent polymer non-existing region 13 can be set appropriately according to the form of the compressed groove 14 to be formed, but a predetermined dimension (for example, 2 to 5 mm) outward from the peripheral edge of the compressed groove. It is preferable to set so as to extend to.
  • light incontinence pad 1 of this embodiment has a compressed groove 14 extending to the inside of at least the absorbent sheet S A from the skin-facing surface of the topsheet 2, the compressed groove 14, in a plan view
  • the absorbent polymer absent region 13 is formed.
  • the squeezed groove 14 has a top sheet 2 (liquid permeable layer), an absorbent sheet S A (absorbent layer), a cyclodextrin-containing layer, and a back sheet (liquid impervious layer) superimposed on each other, as viewed in plan. It can form by giving a heat embossing from the skin opposing surface side of the said surface sheet 2 in the said absorptive polymer non-existence area
  • a high density portion 15 having a fiber density higher than that of the surroundings is formed by pressing.
  • the squeezed groove is formed in the region where the absorbent polymer is absent, so that it is possible to prevent breakage of the top sheet due to the presence of the absorbent polymer at the time of squeezing. Further, since a high density portion having a fiber density higher than that of the periphery is formed in the lower portion of the bottom portion of the pressing groove, body fluid such as urine which has flowed into the pressing groove is caused by capillary action of the high density portion.
  • the compressed groove is formed to extend from the skin-facing surface of the surface sheet 2 to the inside of the cyclodextrin-containing layer described later, or to the carrier sheet 5 'located on the back sheet side of the cyclodextrin-containing layer. May be When the compressed groove is formed in this manner, body fluid such as urine excreted from the wearer can be transferred to the cyclodextrin-containing layer more quickly, and gaps and twists occur between the layers constituting the absorbent article. It becomes difficult.
  • the surface sheet liquid permeable layer
  • unevenness due to embossing or the like may be imparted to the surface sheet (liquid permeable layer).
  • the surface sheet is provided with such irregularities, the contact area between the wearer's skin and the discharged body fluid can be reduced, so that skin rash and the like hardly occur.
  • the cyclodextrin-containing layer is the carrier sheet in which at least a portion of the cyclodextrin in the cyclodextrin-containing absorbent layer 4 is located on the non-skin facing surface side of the cyclodextrin.
  • the “adhesive coated region” means a region in a plan view to which the adhesive is applied, and specifically, the longitudinal direction DL and the width direction DW of the absorbent article a extending region, the end portion of the adhesive positioned on the most outer side in the width direction D W, formed by connecting the along the longitudinal direction D, respectively the longitudinal direction D L on both sides of the L 2 2 that the longitudinal imaginary straight line of the present, the end of the adhesive located on the most outer side in the longitudinal direction D L, formed by connecting along each of the width direction D W on both sides in the width direction D W Point in the width direction of the virtual straight line.
  • the longitudinal direction DL and the width direction DW of the absorbent article a extending region, the end portion of the adhesive positioned on the most outer side in the width direction D W, formed by connecting the along the longitudinal direction D, respectively the longitudinal direction D L on both sides of the L 2 2 that the longitudinal imaginary straight line of the present, the end of the adhesive located on the most outer side in the longitudinal direction D L, formed by connecting along
  • the adhesive coated regions T H from the viewpoint of efficiency of contact with the body fluid and a cyclodextrin discharged from the wearer, as shown in FIG. 3, in plan view, extending in the longitudinal direction D L of the absorbent article with extending the width direction D W across the width direction D W a central axis C L, longitudinal D across the central axis C W extending in the width direction D W of the absorbent article in the longitudinal direction D L a region extending L, and is preferably a region that overlaps the body fluid absorbent region T a of the absorbent article, more preferably a region encompassing the body fluid absorbent region T a.
  • the “cyclodextrin arrangement region” means a region in a plan view in which cyclodextrin is arranged on the surface of the cyclodextrin holding sheet, and specifically, the longitudinal direction DL and the above a region extending in the width direction D W, the end of the cyclodextrin is located in the most outer side in the width direction D W, tied to each of the longitudinal direction D L on both sides of the longitudinal direction D L 2 the two longitudinal imaginary straight line comprising, an end portion of the cyclodextrin is located in the most outward in the lengthwise direction D L, formed by connecting to each of the widthwise direction D W on both sides in the width direction D W Point in the width direction of the virtual straight line.
  • the cyclodextrin arrangement region T C is a longitudinal direction D L of the absorbent article in a plan view as shown in FIG. 3 from the viewpoint of, for example, the improvement of the contact efficiency between the body fluid discharged from the wearer and the cyclodextrin. longitudinal across the central axis C L across the width direction D W with extending the width direction D W, the central axis C W extending in the width direction D W of the absorbent article in the longitudinal direction D L extending a region extending to the D L, preferably a region that overlaps with the body fluid absorbent region T a of the absorbent article, more preferably a region encompassing the body fluid absorbent region T a.
  • the cyclodextrin arrangement area T C is an area including the body fluid absorption area T A of the absorbent article, the body fluid such as urine excreted from the wearer can easily contact the cyclodextrin, and the deodorizing function of the cyclodextrin is And the sustained release function of the perfume can be exhibited more reliably.
  • cyclodextrin in the cyclodextrin-containing layer is partially bonded to the carrier sheet 5 ′ (cyclodextrin holding sheet) made of a tissue or the like by the adhesive, and Both ends E LC and E ′ LC in the longitudinal direction D L of the cyclodextrin arrangement region T C and both ends E WC and E ′ WC in the width direction D W are respectively coated with the adhesive in plan view both edges E LH in the longitudinal direction of the region T H, 'both edges E WH in LH and the width direction D W, E' E than WH, inwardly in the longitudinal direction D L and the width direction D W
  • the adhesive has a structure located in the cyclodextrin-containing absorbent layer 4
  • the cyclodextrin-containing absorbent layer 4 is a part where the cyclodextrin is difficult to move in the
  • Cyclodextrin can move to a certain extent in the surface direction of the carrier sheet 5 ', but both end edges E LC and E' LC in the longitudinal direction D L of the cyclodextrin arrangement region T C and the width direction D W
  • the light incontinence pad 1 of the present embodiment can contact body fluid such as urine excreted from the wearer with cyclodextrin steadily, the deodorizing function of cyclodextrin (adsorption function of odor component) And the sustained release function of the active ingredient such as the perfume can be stably exhibited.
  • the cyclodextrin arrangement area T C said longitudinal D L both edges in E LC of, E 'LC and opposite end edges E WC in the width direction D W, E' WC but both edges E LH in the longitudinal direction of each of the adhesive coating regions T H, E 'LH and opposite end edges E WH in the width direction D W, E' than WH, the longitudinal D L and the width has the structure located inward in the direction D W, in the absorbent article of the present invention is not limited to this structure, in the longitudinal direction D L of the cyclodextrin arrangement area T C Either end edges E LC , E ′ LC or both end edges E WC , E ′ WC in the width direction DW are the end edges E LH , E ′ LH or in the longitudinal direction of the adhesive coated area T H both edges E WH in the width direction D W, than E 'WH, said longitudinal D L It is may have a structure located inwardly in the width direction
  • the cyclodextrin-containing layer includes two cyclodextrin-containing absorbent layers 4 including the cyclodextrin, and a mixture of the absorbent polymer and the liquid-retaining substance.
  • the structure is not limited to the above-described structure.
  • the cyclodextrin-containing layer may be used to break up one liquid-permeable sheet together with any form of cyclodextrin, such as powder, if necessary together with the absorbent polymer and / or the liquid-retaining substance.
  • one liquid-permeable sheet (cyclodextrin-coated sheet) from the non-skin opposing surface side It can be configured to be coated.
  • each liquid permeable sheet may use the same type of liquid permeable sheet or may use different types of liquid permeable sheets.
  • the liquid-permeable sheet used for the carrier sheet in the present invention may be, for example, any sheet-like fibrous structure such as nonwoven fabric (including tissue) consisting of an aggregate of fine fibers such as pulp, woven fabric and the like.
  • the basis weight of the fiber structure is not particularly limited, but it is, for example, 1 to 50 g / m 2 , preferably 5 to 30 g / m 2 , more preferably 10 to 20 , from the viewpoint of liquid permeability and cyclodextrin outflow prevention. It is 20 g / m 2 .
  • the fiber structure can permeate body fluid discharged from the wearer, and cyclodextrin does not pass between the constituent fibers of the fiber structure and flow out of the cyclodextrin-containing layer (for example, It is preferable to have an inter-fiber distance smaller than the particle diameter of cyclodextrin powder described later.
  • a fiber structure for example, a fiber structure in which an inter-fiber distance of 1 to 300 ⁇ m occupies 90% or more of the whole is mentioned, and preferably, an inter-fiber distance of 10 to 150 ⁇ m is 90% or more of the whole.
  • the inter-fiber distance of the fiber structure can be measured using a mercury porosimeter (manufactured by Shimadzu Corporation) or the like in accordance with the mercury intrusion method (JIS R 1655).
  • JIS R 1655 the mercury intrusion method
  • the information on the structure of the fibrous structure can be obtained by measuring
  • the inter-fiber distance of the fiber structure can be measured using a mercury porosimeter according to the following procedure. 1) Cut a fiber structure to be measured into 24 mm ⁇ 15 mm to prepare a measurement sample. Three measurement samples are prepared. 2) After setting the three measurement samples in a sample cell of a mercury porosimeter (manufactured by Shimadzu Corporation) so as not to overlap with each other, the structure of the fiber structure while gradually changing the pressure applied to the mercury Measure the volume of mercury (i.e. pore volume) pushed into the space between the fibers (i.e. the pores). The measurement is performed under an environment of 22 ° C. and 65% RH.
  • D is the pore diameter (inter-fiber distance)
  • ⁇ is the surface tension of mercury
  • ⁇ is the contact angle
  • P is the pressure.
  • the cyclodextrin-containing layer is a carrier comprising the cyclodextrin in the cyclodextrin-containing absorbent layer 4 and a tissue disposed on the non-skin facing surface side of the cyclodextrin.
  • the sheet 5 ' is partially bonded by the adhesive, in the absorbent article of the present invention, the bonding form of the cyclodextrin and the carrier sheet (liquid permeable sheet) is limited to such a form.
  • cyclodextrin may be bonded to a liquid permeable sheet disposed on the skin-facing surface side of the cyclodextrin, and the cyclodextrin may be a skin-facing surface side of the cyclodextrin and non-skin. You may each be joined with the liquid-permeable sheet arrange
  • cyclodextrin is a cyclic oligosaccharide in which glucopyranose units are linked by an ⁇ -1,4 bond, and in general, the number of glucopyranose units contained in one cyclodextrin molecule is 6 -Cyclodextrin, 7 as ⁇ -cyclodextrin, 8 as ⁇ -cyclodextrin.
  • Cyclodextrin can include other molecules (for example, active ingredients such as perfumes and deodorant components, odor components of excrement, etc.) inside the cyclic structure due to the presence of water etc. Can be released by external action such as environmental change.
  • the cyclodextrin used in the absorbent article of the present invention is not particularly limited, and may be chemically modified (eg, methylated or acetylated) in addition to ⁇ -, ⁇ -, ⁇ -cyclodextrin and / or a mixture thereof
  • ⁇ -, ⁇ -, ⁇ -cyclodextrin and / or a mixture thereof can be used.
  • the "cyclodextrin” contains the cyclodextrin etc. which hold
  • cyclodextrin carrying any perfume such as natural perfume and synthetic perfume.
  • the cyclodextrin carrying such a perfume has the function of gradually releasing the perfume held in the cyclodextrin by contact with a body fluid such as urine excreted from the wearer, so the cyclodextrin was released.
  • the perfume can mask the odor of the body fluid, and the unclathrated cyclodextrin after releasing the perfume can adsorb an odor component such as an ammonia component contained in the body fluid. Therefore, if cyclodextrin which holds such a perfume is used, the odor which arises from bodily fluids, such as urine excreted from a wearer, can be controlled effectively.
  • the fragrance to be held by the cyclodextrin is not particularly limited, and any fragrance such as a conventionally known natural fragrance or synthetic fragrance can be used, but the absorbent article is to be applied to the human body In view of the above, it is preferable to use a plant-derived natural flavor. Moreover, it is preferable that the fragrance which the said cyclodextrin is made to hold
  • the combination of an unincorporated cyclodextrin (a cyclodextrin which does not hold a fragrance) and a cyclodextrin which holds a fragrance adds to the effect of the cyclodextrin which holds the above-mentioned fragrance. Therefore, since it is possible to secure a certain amount or more of unincorporated cyclodextrin in the absorbent article, it is possible to more surely express the adsorption effect of the odorous component by the unincorporated cyclodextrin, and absorbability The deodorizing action of the article can be further increased.
  • cyclodextrin which is not included, with respect to the total amount of cyclodextrin used.
  • the cyclodextrin molecule retaining the perfume is associated with the cyclodextrin molecule and the perfume by various intermolecular forces, intermolecular interactions, etc. Including those that
  • cyclodextrin used in the absorbent article of the present invention is not particularly limited, and various forms can be used, but the dispersibility, easiness of handling at the time of production, urine excreted from the wearer, etc. From the viewpoint of improving the contact efficiency with the body fluid, etc., it is preferable to use as a cyclodextrin powder having a particle size adjusted with a binder such as maltocyclodextrin, pullulan and gum arabic.
  • the particle size of the cyclodextrin powder is not particularly limited, and for example, one having a size of about 5 ⁇ m to 300 ⁇ m, preferably 10 ⁇ m to 100 ⁇ m can be used, but the carrier sheet adjacent to the cyclodextrin (liquid permeable sheet) It is particularly preferable to have a particle size greater than the inter-fiber distance of the fiber structure constituting When the particle size of the cyclodextrin powder is greater than the inter-fiber distance of the fiber structure constituting the carrier sheet, the cyclodextrin powder passes between the constituent fibers of the fiber structure and the cyclodextrin-containing layer Since it can be prevented from flowing out, it is possible to stably and sufficiently exert the deodorizing function of cyclodextrin and the sustained release function of an active ingredient such as a fragrance.
  • the particle size of the above-mentioned cyclodextrin powder can be measured by a dry laser diffraction scattering method using a laser diffraction / scattering type particle size distribution measuring apparatus (for example, Microtrac MT3300EXII manufactured by Nikkiso Co., Ltd.).
  • a laser diffraction / scattering type particle size distribution measuring apparatus for example, Microtrac MT3300EXII manufactured by Nikkiso Co., Ltd.
  • D50 The median diameter obtained from the particle size distribution is used as the particle size of the powder.
  • Specific measurement conditions by the dry laser diffraction scattering method are as follows.
  • the cyclodextrin powder or cyclodextrin has cyclodextrin which retains any active ingredient such as a deodorant ingredient, and / or a binder or absorption.
  • a small amount (for example, 10% by mass or less) of an optional functional component such as a sex component (for example, pulp or absorbent polymer), an adsorptive component (for example, zeolite, silica gel, activated carbon or the like) may be included.
  • an optional functional component such as a sex component (for example, pulp or absorbent polymer), an adsorptive component (for example, zeolite, silica gel, activated carbon or the like) may be included.
  • the active ingredient include conventionally known deodorant ingredients, antibacterial ingredients, and mixtures thereof.
  • Cyclodextrin having such an active ingredient can be combined with a cyclodextrin molecule by various intermolecular forces, intermolecular interactions, etc. in addition to an inclusion complex in which the active ingredient is included inside the cyclic structure of the cyclodextrin molecule. It includes those associated with the active ingredient.
  • the cyclodextrin (that is, the cyclodextrin complex) retaining the active ingredient gradually releases the active ingredient retained in the cyclodextrin by contacting with the water contained in the body fluid such as urine excreted from the wearer And has a function to express the action of the active ingredient.
  • a cyclodextrin complex can be easily obtained, for example, by adding a fragrance and an active ingredient to a solution containing unclathrated cyclodextrin and stirring and mixing. Further, the presence or absence of the inclusion of cyclodextrin can be confirmed by elemental analysis or the like using X-rays.
  • the cyclodextrin-containing layer includes the cyclodextrin-containing absorbent layer 4 including the cyclodextrin described above, and a mixture of the absorbent polymer and the liquid-retaining substance (for example, pulp).
  • the cyclodextrin-containing layer When the cyclodextrin-containing layer is configured in this manner, when the body fluid such as urine discharged from the wearer reaches the cyclodextrin-containing layer, the body fluid acts as a gravitation to act on the cyclodextrin-containing absorbent layer.
  • the cyclodextrin in which the body fluid retained in the part is held on the surface of the carrier sheet 5 'on the skin facing surface side A state in which the cyclodextrin is in contact can be formed, and the deodorizing function of cyclodextrin and the sustained release function of an active ingredient such as a fragrance can be exhibited more efficiently and more effectively.
  • Such a cyclodextrin-containing layer is obtained by using a hot-melt type adhesive 2 for the cyclodextrin-containing absorbent layer 4 containing the cyclodextrin described above, and the mixture of the above-mentioned absorbent polymer and the above-mentioned liquid-retaining substance. It can be obtained by bonding to a single carrier sheet 5, 5 '. Specifically, while the carrier sheet 5 '(cyclodextrin holding sheet) made of a tissue or the like is on the side facing the wearer's skin facing up, the carrier sheet 5' is held stationary or conveyed.
  • the carrier sheet disposing step the cyclodextrin-containing layer described above can be obtained.
  • the method of disposing the cyclodextrin on the surface of the adhesive coated on the carrier sheet is not particularly limited, and even if it is disposed in the above-mentioned granular state, Even when disposed in a dispersion medium (eg, polysiloxane oil, mineral oil, etc.), solvents (eg, diols such as propylene glycol, dipropylene glycol, 1,3-butanediol, etc., triethyl citrate, phthalate) You may arrange
  • a dispersion medium eg, polysiloxane oil, mineral oil, etc.
  • solvents eg, diols such as propylene glycol, dipropylene glycol, 1,3-butanediol, etc., triethyl citrate, phthalate
  • the arrangement means of cyclodextrin is not particularly limited.
  • any form such as spray form, plural streaks, omega form and the like using a non-contact type or contact type coater. It can be coated with Cyclodextrins, in plan view, also be applied without any gaps to the cyclodextrin arrangement region T C, the region where the cyclodextrin is not in the cyclodextrin arrangement region T C (i.e., cyclodextrin absent region) more It may be coated to be formed.
  • cyclodextrins arrangement area T C comprises an overlapping area overlapping with the bodily fluid absorbent region T A of the absorbent article, it is preferable to coat such cyclodextrin absent region in the overlapping region is formed with a plurality.
  • the region functions as a passage for body fluid such as urine excreted from the wearer, so that the body fluid is inhibited by the cyclodextrin-containing absorbent layer. Instead, it can penetrate in the thickness direction DT of the absorbent article.
  • the absorbent article of the present invention can exhibit excellent absorption performance as well as deodorizing function.
  • the coating amount of cyclodextrin is not particularly limited, and can be appropriately set according to the desired deodorizing performance, absorption performance, etc.
  • per absorbent article It can be 20 mg to 100 mg.
  • the cyclodextrin is a fluid absorption region T of the absorbent article in plan view, as shown in FIG. 3, from the viewpoint of increasing the chance of contact with cyclodextrin and body fluid such as urine excreted from the wearer. It is preferable to arrange
  • the cyclodextrin-containing absorbent layer 4 in the cyclodextrin-containing layer contains cyclodextrin, and a mixture of the absorbent polymer and the liquid-retaining substance, and functions as an absorbent layer.
  • the cyclodextrin-containing absorbent layer is not particularly limited as long as it is a layer having absorbency containing cyclodextrin, but the cyclodextrin-containing absorbent layer is composed of cyclodextrin, an absorbent polymer and pulp. Those containing a mixture are preferred.
  • the aggregate of pulp reaches the cyclodextrin-containing absorbent layer as a capillary fluid by capillary action. Since it acts to diffuse in a wide range in the dextrin-containing absorbent layer, the body fluid can be absorbed and held in a wide range of places in the cyclodextrin-containing absorbent layer, and the absorbent article has excellent absorption performance as an absorbent article.
  • the cyclodextrin-containing absorbent layer is capable of absorbing and retaining the body fluid, so that the cyclodextrin-containing cyclodextrin is contained even when the amount of body fluid such as urine excreted from the wearer is large.
  • the body fluid held inside the absorbent layer is contained in the cyclodextrin-containing absorbent layer. It can be steadily contact over a long period of time in cyclodextrin.
  • the content of the absorbent polymer and the liquid-retaining substance is not particularly limited, but the content is 60 parts by mass or less and 40 parts by mass or more per 100 parts by mass in total. Is preferred.
  • the content of the absorbing polymer when the content of the absorbing polymer is 60 parts by mass or less, the amount of the body fluid that can be in contact with the cyclodextrin and the contact time can be increased since the body fluid which is not absorbed by the absorbing polymer tends to be present.
  • the body fluid When the content of the liquid retaining substance is 40 parts by mass or more, the body fluid is more likely to be diffused more widely by the capillary phenomenon of the liquid retaining substance, so that the body fluid and the cyclodextrin are more A wide range of areas can be contacted.
  • At least a part of cyclodextrin in the cyclodextrin-containing absorbent layer 4 of the cyclodextrin-containing absorbent layer 4 is a hot-melt adhesive in which the carrier sheet 5 '(cyclo In the absorbent article of the present invention, the adhesive for bonding the cyclodextrin and the cyclodextrin holding sheet is not particularly limited, and any conventionally known adhesive is used. Can be used.
  • the light incontinence pad 1 of the present embodiment together with the adhesive extends in the longitudinal direction D L between the carrier sheet 5 'and the (cyclodextrin holding sheet) cyclodextrin-containing absorbent layer 4, A plurality of rows are arranged in the width direction DW .
  • the absorbent article of the present invention can effectively exhibit the deodorizing function of a cyclodextrin and the
  • the application form of the adhesive is not particularly limited.
  • a linear solid line such as a straight line, a wave shape, a spiral shape, a zigzag shape, or an omega shape in planar view
  • it can be applied in any form such as a dotted line; a dot shape; a geometric pattern such as a grid shape.
  • the adhesive When the adhesive is applied in the form of such a solid coating, the adhesive intrudes between the constituent fibers of the fiber structure constituting the cyclodextrin holding sheet to be filled in the voids in the fiber structure,
  • the cyclodextrin held by the cyclodextrin holding sheet is less likely to permeate the liquid permeable sheet and flow out of the cyclodextrin-containing layer, and the strength of the liquid permeable sheet is increased so that it is not easily broken when worn. Also, shrinkage due to heat is less likely to occur.
  • the absorbent article of the present invention can stably maintain the structure of the cyclodextrin-containing layer, the deodorizing function of the cyclodextrin in the cyclodextrin-containing layer and the sustained release function of the perfume can be further enhanced. It can be made to exhibit stably and more reliably.
  • the adhesive is retained in the cyclodextrin as described above. When the sheet is overcoated, the adhesive will inhibit the liquid permeability of the cyclodextrin holding sheet, which is not preferable.
  • the coating amount of the adhesive is not particularly limited, and can be appropriately set according to the desired adhesive strength, liquid permeability, deodorizing performance, etc. It can be 40 g / m 2 , preferably 2 to 20 g / m 2 , and more preferably 4 to 10 g / m 2 .
  • FIG. 1 is a plan view of the light incontinence pad according to the first embodiment of the present invention, and is also a plan view of the light incontinence pad according to the second embodiment of the present invention.
  • 4 is an end view of a cross section along line II-II 'of FIG. 1 in the light incontinence pad of the second embodiment of the present invention.
  • a cyclodextrin-containing layer in the first embodiment, the cyclodextrin-containing absorbent layer 4 in the first embodiment
  • At least a part of the cyclodextrin is held on the surface (holding surface) on the non-skin facing surface side of the liquid-permeable sheet 7 ′ located between the surface sheet 2 and the cyclodextrin layer 4 ′.
  • the liquid permeable sheet 7 ′ is a liquid disposed on the skin facing surface side of the absorbent material, with the absorbent material such as the absorbent polymer 6 held on the surface opposite to the holding surface.
  • an absorbent sheet S a that forms a (absorption layer), and the cyclodextrin, cyclodextrin coating of liquid-permeable sheet of tissue or the like
  • the cyclodextrin-containing layer includes the cyclodextrin layer 4 'and the cyclodextrin-coated sheet 10.
  • the cyclodextrin-containing layer is composed only of cyclodextrin, it is possible to increase the chance that body fluid such as urine excreted from the wearer comes into contact with the cyclodextrin. While being able to do, the thickness of the layer containing said cyclodextrin can be made thin, and arbitrary product designs, such as slimming according to the amount of absorption, can be realized.
  • the liquid-permeable sheet 7 ' is held on a holding surface, and the liquid-permeable sheet 7' holds an absorbent material such as an absorbent polymer 6 on the surface opposite to the holding surface (that is, the surface on the skin facing surface side).
  • the absorbent sheet S A (absorbent layer) is formed together with the liquid-permeable sheet 7 disposed on the skin-facing side of the absorbent material.
  • the light incontinence pad 1 configured in this manner, when the body fluid such as urine discharged from the wearer has reached the absorbent sheet S A, the body fluid, the absorbent sheet in the S A by the action of gravity for camping in partial shifts to portion of the lower (non-skin facing side), fluid held partial is, while spreading in the planar direction of the absorbent sheet S a, the liquid-permeable sheet 7 By gradually penetrating the fluid, the body fluid can be brought into contact with the cyclodextrin held on the non-skin-facing side of the liquid-permeable sheet 7 'in a wider area. As a result, the deodorizing function of cyclodextrin and the controlled release function of an active ingredient such as a fragrance can be more efficiently exhibited.
  • the absorbent sheet S A can be prepared similarly to the absorbent sheet in light incontinence pad 1 of the first embodiment described above.
  • the skin-facing side of the absorbent sheet S A surface i.e., the non-skin facing side of the liquid-permeable holding surface of the sheet 7 'constituting the absorbent sheet
  • the skin-facing side of the absorbent sheet S A surface i.e., the non-skin facing side of the liquid-permeable holding surface of the sheet 7 'constituting the absorbent sheet
  • the skin-facing side of the absorbent sheet S A surface i.e., the non-skin facing side of the liquid-permeable holding surface of the sheet 7 'constituting the absorbent sheet
  • the skin-facing side of the absorbent sheet S A surface i.e., the non-skin facing side of the liquid-permeable holding surface of the sheet 7 'constituting the absorbent sheet
  • the skin-facing side of the absorbent sheet S A surface
  • the cyclodextrin held by the liquid permeable sheet 7 ′ is coated from the non-skin opposing surface side with a cyclodextrin coated sheet 10 made of a liquid permeable sheet such as a tissue. Therefore, the cyclodextrin can be steadily held on the holding surface of the liquid-permeable sheet 7 ', and the cyclodextrin is deodorant function and the sustained release function of active ingredients such as perfume is stably exhibited. It can be done.
  • the cyclodextrin-coated sheet 10 is preferably made of the same material as the carrier sheet in the light incontinence pad 1 of the first embodiment described above, that is, a fiber structure such as a tissue.
  • a fiber structure such as a tissue.
  • the body fluid that has reached the cyclodextrin-coated sheet 10 can be diffused in the surface direction of the cyclodextrin-coated sheet 10; It can be made to contact with the cyclodextrin located in the skin opposing surface side of the said cyclodextrin coated sheet 10 in a wide range area
  • the said fiber structure is a grade which does not pass through between the constituent fibers of a fiber structure (for example, the cyclodextrin powder mentioned above). It is preferred to have an inter-fiber distance smaller than the particle size.
  • the present invention can be applied to various absorbent articles such as, for example, panty liners, sanitary napkins and disposable diapers, in addition to the light incontinence pads of the above-described embodiments.
  • the absorbent article of the present invention is not limited to the embodiments described above, and can be appropriately combined or changed without departing from the object and the purpose of the present invention.
  • the ordinal numbers such as "first” and "second” are used to distinguish the items to which the ordinal numbers are attached, and mean the order, priority, importance, etc. of each item. It is not something to do.

Landscapes

  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Materials Engineering (AREA)
  • Hematology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
PCT/JP2015/053832 2014-10-10 2015-02-12 吸収性物品 WO2016056257A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201580055082.2A CN106794084B (zh) 2014-10-10 2015-02-12 吸收性物品
AU2015249159A AU2015249159C1 (en) 2014-10-10 2015-02-12 Absorbent article

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2014209462 2014-10-10
JP2014-209462 2014-10-10
JP2015024800A JP5769896B1 (ja) 2014-10-10 2015-02-10 吸収性物品
JP2015-024800 2015-02-10

Publications (1)

Publication Number Publication Date
WO2016056257A1 true WO2016056257A1 (ja) 2016-04-14

Family

ID=54187154

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2015/053832 WO2016056257A1 (ja) 2014-10-10 2015-02-12 吸収性物品

Country Status (5)

Country Link
JP (1) JP5769896B1 (zh)
CN (1) CN106794084B (zh)
AU (1) AU2015249159C1 (zh)
TW (1) TWI701022B (zh)
WO (1) WO2016056257A1 (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5769858B1 (ja) * 2014-10-10 2015-08-26 ユニ・チャーム株式会社 吸収性物品
JP5938138B1 (ja) * 2015-12-25 2016-06-22 ユニ・チャーム株式会社 吸収性物品
JP6837308B2 (ja) * 2016-09-28 2021-03-03 大王製紙株式会社 吸収性物品及びその使用方法
JP6868362B2 (ja) * 2016-09-29 2021-05-12 大王製紙株式会社 吸収性物品
JP6192794B1 (ja) * 2016-11-08 2017-09-06 ユニ・チャーム株式会社 吸収性物品
JP2018102613A (ja) * 2016-12-27 2018-07-05 花王株式会社 吸収性物品
JP2021090676A (ja) * 2019-12-12 2021-06-17 ユニ・チャーム株式会社 吸収性物品

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3018813U (ja) * 1994-12-22 1995-11-28 京央建設株式会社 芳香剤、付き生理用ナプキン
JP2000505710A (ja) * 1996-12-20 2000-05-16 ザ、プロクター、エンド、ギャンブル、カンパニー 臭気制御手段を備えた積層複合吸収性構造
WO2010107096A1 (ja) * 2009-03-19 2010-09-23 ユニ・チャーム株式会社 吸収性物品
JP2012529931A (ja) * 2009-06-18 2012-11-29 ザ プロクター アンド ギャンブル カンパニー 臭気制御系を含む吸収性物品
WO2013096185A1 (en) * 2011-12-20 2013-06-27 The Procter & Gamble Company Absorbent article comprising a fragrance or odor control composition
JP2013545587A (ja) * 2010-12-21 2013-12-26 ザ プロクター アンド ギャンブル カンパニー シクロデキストリン錯体を含む吸収性物品

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61128973A (ja) * 1984-11-27 1986-06-17 メルシャン株式会社 固型消臭・脱臭剤
CA2026326A1 (en) * 1989-10-04 1991-04-05 James Arthur Davis Disposable diaper having a humidity transfer region, breathable zone panel and separation layer
CA2013485C (en) * 1990-03-06 1997-04-22 John Michael Gardlik Solid consumer product compositions containing small particle cyclodextrin complexes
JP3178653B2 (ja) 1996-10-25 2001-06-25 株式会社東京精密 ワイヤソー
EP0894502A1 (en) * 1997-07-30 1999-02-03 The Procter & Gamble Company Cyclodextrin-containing odour control material for absorbent articles
JP4209062B2 (ja) * 2000-02-23 2009-01-14 ユニ・チャーム株式会社 シクロデキストリンを含有した吸収性物品
US20080215023A1 (en) * 2007-03-01 2008-09-04 Timothy Alan Scavone Compositions and/or articles comprising cyclodextrin complexing material
JP5328273B2 (ja) * 2008-09-17 2013-10-30 ユニ・チャーム株式会社 体液吸収性物品
JP5306773B2 (ja) * 2008-10-29 2013-10-02 ユニ・チャーム株式会社 着用物品の吸液構造体
JP5944167B2 (ja) * 2012-01-10 2016-07-05 ユニ・チャーム株式会社 吸収性物品
JP5904841B2 (ja) * 2012-03-30 2016-04-20 ユニ・チャーム株式会社 吸収性物品の包装体
JP6523608B2 (ja) * 2013-03-26 2019-06-05 株式会社東芝 非水電解質二次電池用電極、非水電解質二次電池及び電池パック

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3018813U (ja) * 1994-12-22 1995-11-28 京央建設株式会社 芳香剤、付き生理用ナプキン
JP2000505710A (ja) * 1996-12-20 2000-05-16 ザ、プロクター、エンド、ギャンブル、カンパニー 臭気制御手段を備えた積層複合吸収性構造
WO2010107096A1 (ja) * 2009-03-19 2010-09-23 ユニ・チャーム株式会社 吸収性物品
JP2012529931A (ja) * 2009-06-18 2012-11-29 ザ プロクター アンド ギャンブル カンパニー 臭気制御系を含む吸収性物品
JP2013545587A (ja) * 2010-12-21 2013-12-26 ザ プロクター アンド ギャンブル カンパニー シクロデキストリン錯体を含む吸収性物品
WO2013096185A1 (en) * 2011-12-20 2013-06-27 The Procter & Gamble Company Absorbent article comprising a fragrance or odor control composition

Also Published As

Publication number Publication date
TWI701022B (zh) 2020-08-11
JP2016077857A (ja) 2016-05-16
CN106794084A (zh) 2017-05-31
CN106794084B (zh) 2020-01-07
AU2015249159B1 (en) 2015-12-24
AU2015249159C1 (en) 2017-08-24
TW201628579A (zh) 2016-08-16
JP5769896B1 (ja) 2015-08-26

Similar Documents

Publication Publication Date Title
WO2016056257A1 (ja) 吸収性物品
KR101724762B1 (ko) 흡수성 물품
JP6462356B2 (ja) 吸収性物品
JP6488042B1 (ja) 吸収性物品
CN102535016B (zh) 用超吸收剂粉末配置的纳米纤维织物
RU2642030C1 (ru) Впитывающее изделие, содержащее дезодорирующий материал
KR101778808B1 (ko) 흡수성 물품
US20120095424A1 (en) Absorbent article
JP5261483B2 (ja) 吸収性物品及び生理用ナプキン
KR20110013533A (ko) 흡수성 물품 및 생리대
JP4526490B2 (ja) 吸収体
JP6328165B2 (ja) 吸収性物品
JP5769858B1 (ja) 吸収性物品
JP5832621B1 (ja) 吸収性物品
JP6837308B2 (ja) 吸収性物品及びその使用方法
TW201633903A (zh) 寵物用吸收性薄片
JP6333300B2 (ja) 吸収性物品
JP7049154B2 (ja) 使い捨て着用物品
RU2389512C2 (ru) Поглощающее изделие
JP2023087482A (ja) 吸収性物品

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 2015249159

Country of ref document: AU

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 15848605

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: IDP00201702912

Country of ref document: ID

122 Ep: pct application non-entry in european phase

Ref document number: 15848605

Country of ref document: EP

Kind code of ref document: A1