WO2020138153A1 - Article absorbant et procédé de fabrication d'article absorbant - Google Patents

Article absorbant et procédé de fabrication d'article absorbant Download PDF

Info

Publication number
WO2020138153A1
WO2020138153A1 PCT/JP2019/050797 JP2019050797W WO2020138153A1 WO 2020138153 A1 WO2020138153 A1 WO 2020138153A1 JP 2019050797 W JP2019050797 W JP 2019050797W WO 2020138153 A1 WO2020138153 A1 WO 2020138153A1
Authority
WO
WIPO (PCT)
Prior art keywords
indicator
absorbent article
back sheet
skin surface
sheet
Prior art date
Application number
PCT/JP2019/050797
Other languages
English (en)
Japanese (ja)
Inventor
拓也 深山
坂口　智
徹 大庭
真路 煙上
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 CN201980086224.XA priority Critical patent/CN113286569B/zh
Publication of WO2020138153A1 publication Critical patent/WO2020138153A1/fr

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
    • A61F13/42—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators with wetness indicator or alarm
    • 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
    • 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

Definitions

  • the present invention relates to an absorbent article having an indicator and a method for manufacturing the absorbent article.
  • Patent Document 1 the absorber, the back sheet arranged on the non-skin side of the absorber, the exterior sheet arranged on the non-skin side of the back sheet, and the contact with the excrement
  • An absorbent article having a color-changing indicator is disclosed.
  • An assistant such as a mother confirms the indicator from the non-skin side of the absorbent article in a state where the absorbent article is worn on the wearer, and grasps the replacement timing of the absorbent article.
  • the -A transparentizing agent is applied to the skin or non-skin surface of the back sheet so as to overlap the indicator in the thickness direction.
  • the transparency of the backsheet is improved in the area to which the transparentizing agent is applied, so that the visibility of the indicator from the non-skin surface side of the absorbent article can be improved.
  • the visibility of the indicator may not be sufficient in the case where the area where the clarifying agent is coated is not completely transparent. Furthermore, since the transparentizing agent is required as a material, the number of materials increases, and the number of steps increases due to the application of the transparentizing agent, which causes a problem that the production cost of the absorbent article increases. Therefore, an absorbent article that can improve the visibility of the indicator while suppressing an increase in production cost is desired.
  • the absorbent article according to one aspect is a front-rear direction and a width direction orthogonal to each other, an absorber, and a back sheet having a liquid impermeability arranged on the non-skin surface side of the absorber, and It is an absorbent article having an exterior sheet arranged on the non-skin surface side of a back sheet and an indicator that discolors due to contact with excrement.
  • the back sheet has moisture permeability.
  • the indicator is provided on the non-skin surface of the back sheet.
  • a method for manufacturing an absorbent article includes the step of providing an indicator on the non-skin surface of the back sheet having moisture permeability.
  • FIG. 1 is a schematic plan view of an absorbent article according to an embodiment viewed from the skin surface side.
  • FIG. 2 is a schematic plan view of the absorbent article according to the embodiment viewed from the non-skin surface side.
  • FIG. 3 is a schematic cross-sectional view taken along the line 3A-3A shown in FIG.
  • FIG. 4 is a schematic enlarged cross-sectional view of the back sheet and the indicator.
  • FIG. 5 is a schematic plan view which looked at the absorbent article which concerns on the example 1 of a change from the non-skin surface side.
  • FIG. 6 is a schematic enlarged cross-sectional view of a back sheet and an indicator in the absorbent articles according to Modifications 2 and 3.
  • FIG. 7 is a figure for demonstrating the manufacturing method of an absorbent article.
  • FIG. 8 is a flowchart for demonstrating the manufacturing method of an absorbent article.
  • An absorbent article is arranged in a front-rear direction and a width direction orthogonal to each other, an absorber, and a non-skin surface side of the absorber, and is liquid impermeable.
  • An absorbent article comprising: a back sheet having: a back sheet, an exterior sheet disposed on the non-skin side of the back sheet, and an indicator that discolors due to contact with excrement.
  • the back sheet has moisture permeability.
  • the indicator is provided on the non-skin surface of the backsheet. Since the back sheet has moisture permeability, vaporized excrement allows the vaporized excrement to move from the skin side to the non-skin side of the back sheet.
  • the indicator When the vaporized excrement comes into contact with the indicator provided on the non-skin surface of the back sheet, the indicator discolors. Since the indicator is provided on the non-skin surface of the back sheet, the assistant can visually recognize the indicator without the intervention of the back sheet. Therefore, since it is not necessary to apply the transparentizing agent to the back sheet for improving the visibility of the indicator, the visibility of the indicator can be improved while suppressing an increase in production cost.
  • the moisture permeability of the back sheet may be 2000 g/m 2 ⁇ 24 h or more. This makes it easier for the vaporized excrement to pass through the back sheet. Therefore, the amount of excrement that comes into contact with the indicator increases, and the indicator is likely to change color. Furthermore, the stuffiness of the absorbent article can be reduced.
  • the back sheet may have a moisture permeable hole.
  • the indicator may extend into the moisture permeable hole. Since the vaporized excrement can contact the indicator in the moisture permeable hole, the discoloration of the indicator can be accelerated. Further, the excrement that comes into contact with the indicator diffuses in the indicator, so that the discoloration range of the indicator is widened and the indicator on the non-skin surface of the back sheet also discolors. Therefore, the time from when the wearer excretes to when the discoloration of the indicator is visible from the non-skin surface side of the absorbent article can be shortened.
  • the indicator may include a substance having a property of drawing in water. This makes it easier for moisture to be drawn into the indicator, and the color of the indicator is likely to change, so that the time from when the wearer excretes until the discoloration of the indicator is visible from the non-skin surface side of the absorbent article can be shortened.
  • a print area to which ink is applied by printing, may be provided on the non-skin surface of the back sheet. At least a portion of the indicator may not overlap the print area.
  • the indicator and the printing area it is sufficient to perform processing on only one side of the back sheet, and the manufacturing process is complicated as compared with the case where the indicator and the printing area are provided on different surfaces of the back sheet. It is possible to provide the indicator and the printing area without doing so. Therefore, it is possible to suppress an increase in production cost. Further, when the indicator and the print area are provided on different surfaces, one surface of the back sheet comes into contact with the transport surface when the back sheet is transported, and the transport surface is contaminated with the ink in the indicator or the print area.
  • the indicator and the print area are provided on the same surface of the back sheet, the surface on which the indicator and the ink are provided faces the conveyance surface, and the conveyance surface is contaminated by conveying the back sheet. Can be suppressed. For this reason, the maintenance of the equipment becomes easy, and the production cost can be prevented from increasing. Since at least a part of the indicator does not overlap the printed region in the thickness direction, at least a part of the indicator can be clearly visible from the non-skin surface side of the absorbent article.
  • At least a part of the indicator may be constituted by a design.
  • the exterior sheet may be a textured non-woven fabric.
  • the texture can be improved by the textured non-woven fabric.
  • the visibility of the indicator generally decreases.
  • the indicator is provided on the non-skin surface of the back sheet, the visibility of the indicator is good, and the assistant can satisfactorily view the indicator.
  • the exterior sheet may be a non-woven fabric having pores penetrating in the thickness direction.
  • the aperture may overlap the indicator in the thickness direction.
  • the non-woven fabric can improve the touch.
  • the indicator can be directly viewed from the non-skin surface side through the opening, the visibility of the indicator can be improved.
  • a method for manufacturing an absorbent article includes the step of providing an indicator on the non-skin surface of the back sheet having moisture permeability. Since the indicator is provided on the non-skin surface of the backsheet, the assistant can visually recognize the indicator without the intervention of the backsheet. Therefore, since it is not necessary to apply the clarifying agent to the back sheet for improving the visibility of the indicator, the visibility of the indicator can be improved while suppressing an increase in production cost.
  • the back sheet may have a moisture permeable hole.
  • the step of providing the indicator includes a coating step of coating the coating material for the indicator on the non-skin surface of the back sheet, and a drying step of drying the coating material coated on the non-skin surface. You may have.
  • the coating agent may include a vaporizing component that vaporizes in the drying step. In the drying step, the indicator component vaporizes together with the vaporized component, and the indicator component enters the moisture permeable holes. The component of the indicator that has entered the moisture permeable hole is solidified in the moisture permeable hole, so that the indicator extending into the moisture permeable hole can be provided.
  • the vaporizing component may be water. Since the vaporized component is vaporized by the drying process, the vaporized component does not usually remain in the manufactured absorbent article. However, even if the vaporized component should remain, since the vaporized component is water, the wearer can safely wear the absorbent article.
  • the vaporizing component may be a volatile organic solvent. Since the volatile organic solvent is more volatile than water, the drying time in the drying process can be shortened. The manufacturing time of the absorbent article can be shortened, and the productivity of the absorbent article can be improved.
  • the method for manufacturing an absorbent article may include a step of applying an ink to the non-skin surface of the back sheet by printing to provide a print area coated with the ink. ..
  • the ink may be applied so that at least a part of the indicator does not overlap the print area. Since at least a part of the indicator does not overlap the printed region in the thickness direction, at least a part of the indicator can be clearly visible from the non-skin surface side of the absorbent article.
  • the backsheet may be a continuous sheet before being cut into a plurality of backsheets.
  • One of the indicator and the print area may be provided, and then the other of the indicator and the print area may be provided. Since the continuous sheet having moisture permeability (back surface sheet) has moisture permeable holes, it is easier to stretch than a non-moisture permeable back sheet having no moisture permeable holes. For this reason, when the continuous sheet is wound, the indicator (or the printing area) is extended. For this reason, the length of the indicator (or the printing area) itself and the length (pitch interval) between the indicators (or the printing areas) change depending on the presence or absence of winding.
  • the deviation between the indicator and the printing area is likely to occur.
  • the positional deviation between the indicators and the printing areas is larger as the printing area (or the indicator) is printed in the latter half. Become. Therefore, by providing one of the indicator and the print area and then providing the other of the indicator and the print area without winding the continuous sheet, it is possible to suppress the positional deviation between the indicator and the print area due to the winding. ..
  • the method for manufacturing the absorbent article may include a drying step of applying both the coating agent and the ink and then drying the coating agent and the ink.
  • the back sheet may stretch depending on the drying temperature.
  • the length of the indicator (or the printing area) provided previously and the length between the indicators (or the printing areas) change.
  • the position of the indicator and the print area may be displaced. Therefore, by applying both the coating agent and the ink and then drying the coating agent and the ink, it is possible to suppress the occurrence of the positional deviation between the indicator and the printing area.
  • the absorbent article is a tape type absorbent article.
  • the absorbent article may be a pants-type absorbent article.
  • the absorbent article may be an infant diaper or an adult diaper.
  • the same or similar parts are denoted by the same or similar reference numerals.
  • the drawings are schematic and ratios of respective dimensions and the like are different from actual ones. Therefore, specific dimensions should be determined in consideration of the following description. Further, the drawings may include portions having different dimensional relationships and ratios.
  • FIG. 1 is a schematic plan view of an absorbent article according to one embodiment as viewed from the skin side
  • FIG. 2 is a schematic plan view of the absorbent article as viewed from the non-skin side
  • FIG. 3 is a schematic cross-sectional view of the absorbent article shown in FIG. 1 taken along section 3A-3A, and the drawings shown in FIGS. 1 to 3 show the absorbent article in an expanded state.
  • the members are shown separated from each other in the thickness direction T, but in the actual product, they are in contact with each other in the thickness direction T.
  • the stretched state in the present invention is a state in which the absorbent article 10 is stretched to a state in which wrinkles are not formed.
  • the natural state in the present invention means, in the case of the absorbent article 10 housed in the package, the absorbent article 10 is taken out from the package and the atmosphere is 20° C. ⁇ 2° C. and relative humidity is 60% ⁇ 5% RH. It is in a state of being left for 24 hours below.
  • the absorbent article 10 has a front-back direction L, a width direction W, and a thickness direction T.
  • the front-rear direction L is a direction connecting the abdomen side and the back side of the absorbent article 10 in the worn state.
  • the width direction W is a direction orthogonal to the front-rear direction L in a plan view of the absorbent article 10.
  • the thickness direction T is a direction orthogonal to both the front-rear direction L and the width direction W.
  • the non-skin surface or the non-skin surface side T2 means a surface or a side facing the side opposite to the wearer's skin in the worn state of the absorbent article.
  • the skin surface or the skin surface side T1 means a surface or a side facing the wearer's skin in the worn state of the absorbent article.
  • the absorbent article 10 has a front waistline region S1, a crotch region S3, and a rear waistline region S2.
  • the front waistline region S1 is a region facing the wearer's front waistline when the absorbent article is used.
  • the back waistline region S2 is a region facing the wearer's back waistline when using the absorbent article.
  • the crotch region S3 is a region located at the crotch of the wearer when the absorbent article is used, and is located between the front waistline region S1 and the back waistline region S2.
  • the crotch region S3 is a region in which leg openings 65 arranged around the legs of the wearer are provided.
  • the leg openings 65 are portions that are recessed inward in the width direction from the outer edges of the absorbent article.
  • the absorbent article 10 includes an absorbent core 31 including an absorbent material.
  • the absorbent core 31 comprises an absorbent material such as ground pulp or super absorbent polymer (SAP), or a mixture thereof.
  • the absorbent core 31 may be covered by the core wrap 32.
  • the absorber 30 may be configured by the absorbent core 31 and the core wrap 32.
  • the core wrap 32 may be formed of a tissue, and may be arranged on the skin surface side T1 of the absorbent core 31 and the non-skin surface side of the absorbent core 31.
  • a surface sheet 21 and a side sheet 22 may be provided on the skin surface side T1 of the absorbent body 30 including the absorbent core 31.
  • the topsheet 21 may be disposed across the center of the absorber 30 in the width direction W.
  • the side sheet 22 may be arranged so as to cover the outer side portion of the top sheet 21.
  • the topsheet 21 and the sidesheet 22 may be formed of a liquid-permeable sheet such as a nonwoven fabric or a perforated plastic film.
  • the inner portion of the side seat 22 may be folded back and overlapped.
  • a leak-proof stretchable portion 43 that stretches in the front-rear direction L may be provided between the overlapping side seats 22.
  • the leak-proof stretchable portion 43 may be made of rubber thread that stretches in the front-rear direction L.
  • the side sheet 22 and the leak-proof stretchable portion 43 constitute a leak-proof gather that stands up on the skin surface side T1 when worn.
  • the back sheet 23 and the exterior sheet 24 are provided on the non-skin surface side T2 of the absorber 30.
  • the back sheet 23 has liquid impermeability.
  • the back sheet 23 is arranged on the non-skin surface side T2 of the absorber 30. As shown in FIG. 3, the back sheet 23 has moisture permeability.
  • the exterior sheet 24 is arranged closer to the non-skin surface side T2 than the back sheet 23.
  • the length of the back sheet 23 in the width direction W is shorter than the length of the exterior sheet 24 in the width direction W, and the length of the back sheet 23 in the front-rear direction L is shorter than the length of the exterior sheet 24 in the front-rear direction L.
  • the back sheet 23 may be made of a liquid impermeable film.
  • the exterior sheet 24 may be made of a liquid-permeable nonwoven fabric.
  • the fastening tape 90 is provided on the outer side of the rear waistline area S2.
  • the fastening tape 90 has a base portion 92 and an engaging portion 93.
  • the base portion 92 is arranged between the exterior sheet 24 and the side sheet 22 in the thickness direction T, and extends outward from the exterior sheet 24 and the side sheet 22 in the width direction W.
  • the engaging portion 93 is arranged on the base portion 92 and engages with the target portion 95.
  • the target portions 95 are arranged at intervals in the width direction in the front waistline region S1, and are configured such that the engaging portions 93 of the fastening tape 90 are fixed to each other.
  • the absorbent article 10 may include a deformation guide portion 40 that deforms the absorbent core 31 in the thickness direction.
  • the deformation guide portion 40 includes a slit formed in the absorbent core 31, a low basis weight portion having a low basis weight of the absorbent material, an embossed portion obtained by compressing the absorbent core in the thickness direction, and overlapping the absorbent core in the thickness direction. It is configured by at least one of the arranged elastic members.
  • the deformation guide portion 40 of the present embodiment is composed of a slit 41 formed in the absorbent core and an elastic member 42 in which the absorbent core 31 is also arranged on the non-skin surface side T2. There is.
  • the slits 41 extend in the front-rear direction L and are arranged at intervals in the width direction W.
  • the slits 41 may not be arranged in the center of the absorbent core 31 in the width direction W, but may be arranged on both sides of the center of the absorbent core 31 in the width direction W.
  • the elastic member 42 may be provided between the back sheet 23 and the exterior sheet 24.
  • the elastic members 42 extend in the front-rear direction L and are arranged at intervals in the width direction W.
  • the elastic members 42 are not arranged at the center of the absorbent core 31 in the width direction W, but two elastic members 42 are arranged on each side of the absorbent core 31 with respect to the center of the absorbent core 31 in the width direction W.
  • the elastic member 42 is made of rubber thread arranged along the front-rear direction L.
  • the elastic member 42 may be configured by a belt-shaped stretchable sheet that stretches in the front-back direction, may be configured by one thread rubber, or may be configured by three or more thread rubbers. May be done.
  • the slit 41 and the elastic member 42 may partially overlap each other in the thickness direction.
  • the overlapping state is a state in which one member and the other member are overlapped in a plan view, and the other member is arranged on the skin side or the non-skin side of one member. It is in a state.
  • the overlapping state includes not only a state in which one member and the other member are in contact with each other, but also a configuration in which another member is interposed between the one member and the other member.
  • the contraction of the elastic member 42 causes the absorbent core 31 to deform with the slit 41 as the base point, and the slit 41 and the elastic member 42 to be pulled up to the body side.
  • the region located between the pair of elastic members 42 is pulled up to the body side with respect to the region outside the pair of elastic members 42 in the width direction. Therefore, the center of the absorbent core 31 in the width direction W is deformed into a convex shape with the side portion of the absorbent core 31 as a base point, and the fit property to the crotch of the body can be secured.
  • the absorbent article 10 has an indicator 70 that changes color by contact with excrement.
  • the indicator 70 is configured to be discolored by the absorbent core 31 absorbing body fluid (excretion), and the absorbent state of the body fluid can be grasped from the non-skin surface side T2 of the absorbent article 10.
  • the back sheet 23 has moisture permeability, vaporized excrement allows the vaporized excrement to move from the skin surface side T1 of the back sheet 23 to the non-skin surface side T2.
  • the vaporized excrement contacts the indicator 70 provided on the non-skin surface of the back sheet, whereby the indicator 70 can be discolored.
  • the indicator 70 is provided on the non-skin surface of the back sheet 23, an assistant can visually recognize the indicator 70 without going through the back sheet 23. Therefore, since it is not necessary to apply the clarifying agent to the back sheet 23 in order to improve the visibility of the indicator 70, the visibility of the indicator 70 can be improved while suppressing an increase in production cost. Further, since the transparentizing agent is not applied, the moisture-permeable holes 23h are not blocked by the transparentizing agent, deterioration of moisture permeability due to the transparentizing agent can be suppressed, and stuffiness of the absorbent article can be suppressed.
  • the indicator 70 is arranged so as to extend in the front-rear direction L.
  • the indicator 70 may extend at least in the front-rear direction L, may extend in the width direction while extending in the front-rear direction L, and may have a curved curved shape or a linear shape.
  • the indicator 70 may be provided in the crotch region S3, may be provided in the front waistline region S1, or may be provided in the rear waistline region S2.
  • the indicator 70 may include a center indicator 71 arranged in the center of the absorbent article 10 in the width direction W and a pair of side indicators 72 arranged outside the center indicator 71 in the width direction W.
  • the center indicator 71 and the side indicator 72 may be arranged at intervals in the width direction W.
  • the center indicator 71 may straddle the center of the absorbent article 10 in the width direction W, and a part of the center indicator 71 may be separated from the center of the absorbent article 10 in the width direction W. Further, the length L71 of the center indicator 71 in the front-rear direction may be longer than the length L72 of the side indicator 72 in the front-rear direction. According to this configuration, the center indicator 71 is easily noticeable. The assistant can grasp the presence or absence of excretion by the center indicator 71 and can replace the absorbent article at an appropriate timing.
  • each of the center indicator 71 and the side indicator 72 may be configured by an assembly in which a plurality of constituent elements are arranged in the front-rear direction.
  • the center indicator 71 has a plurality of center constituent elements 71C as constituent elements.
  • the side indicator 72 has a plurality of side constituent elements 72C as constituent elements.
  • the center component 71C and the side component 72C may be arranged at intervals in the front-rear direction or the width direction.
  • the constituent elements may be arranged at intervals and constitute an indicator, and may be composed of a design, a numeral, and a character.
  • the center component 71C and the side component 72C may be visually different.
  • the assistant can distinguish between the center indicator 71 and the side indicator 72 by the difference in the constituent elements. Therefore, the assistant can easily grasp the reaction state of the indicator and the urine output appropriately.
  • the center component 71C of the present embodiment is a combination of a flower pattern and a leaf pattern, and the side component 72C is a star pattern. When the center component 71C and/or the side component 72C has a plurality of symbols, any of the plurality of symbols may be different.
  • ⁇ A plurality of indicator components may be lined up at intervals in one direction.
  • the constituent elements are arranged along the front-rear direction L.
  • the distance between the components adjacent to each other is preferably shorter than the length of the components in the direction in which the components are lined up.
  • the plurality of constituent elements are arranged in one direction at relatively short intervals, so that the assistant easily recognizes the indicator as the entire assembly of the constituent elements.
  • the constituent elements are arranged in one direction at relatively short intervals, it is easy to determine to which region of the absorbent article 10 the urine has reached.
  • FIG. 4 is a schematic enlarged cross-sectional view of the back sheet 23 and the indicator 70.
  • the indicator 70 is provided on the non-skin surface 23 b of the back sheet 23.
  • the back sheet 23 has moisture permeability and therefore has moisture permeability holes 23h.
  • the moisture permeable holes 23h are holes through which liquid cannot pass and gas can pass.
  • the moisture permeable holes 23h may be any path through which vaporized excrement from the skin surface 23a to the non-skin surface 23b of the back sheet 23 can pass.
  • the moisture permeable holes 23h may be through holes that penetrate from the skin surface 23a of the back sheet 23 to the non-skin surface 23b.
  • the moisture permeable holes 23h may be formed by a gap between the fibers.
  • the indicator 70 may extend into the moisture permeable hole 23h. Specifically, the indicator 70 may extend from the non-skin surface 23b of the back sheet 23 toward the skin surface 23a along the wall surface 23w of the moisture permeable hole 23h. Therefore, the indicator 70 (hole indicator 70h) may be provided on the wall surface 23w of the moisture permeable hole 23h. The indicator 70 may be filled in the moisture permeable hole 23h (see FIG. 6). As shown in FIG. 4B, when the wearer excretes the excrement E (for example, urine), the excrement E present on the skin surface side T1 of the back sheet 23 is vaporized and the vaporized excrement E is Enter into the moisture permeable holes 23h.
  • the excrement E for example, urine
  • the vaporized excrement E can contact the indicator 70 in the moisture permeable hole 23h. Thereby, the discoloration of the indicator 70 can be accelerated. Further, since the excrement E that has come into contact with the indicator 70 diffuses inside the indicator 70, the discoloration range of the indicator 70 expands. In FIG. 4B, the indicator 70 overlapping the moisture permeable hole 23h in the thickness direction T is discolored. After that, the color change range of the indicator 70 is further expanded, so that the color of the indicator 70 that is not overlapped with the moisture permeable holes 23h in the thickness direction T is also changed (see FIG. 4C).
  • the time from when the wearer excretes to when the discoloration of the indicator 70 is visually recognized from the non-skin surface side T2 of the absorbent article 10 can be shortened.
  • the indicator 70 may extend closer to the skin surface 23a than the non-skin surface 23b of the back sheet 23 in order to increase the range of discoloration of the indicator 70. As shown in FIG. 4, the indicator 70 may extend to the opening surface of the moisture permeable hole 23h on the skin surface side T1 (skin surface 23a of the back sheet 23). Further, the indicator 70 may extend from the moisture permeable holes 23h onto the skin surface 23a of the backsheet 23. Accordingly, even if the excrement E is not vaporized, the excrement E can contact the indicator 70, so that the time from the excretion of the wearer to the discoloration of the indicator 70 can be shortened.
  • the indicator 70 may include a substance having a property of drawing in water. This makes it easier for moisture to be drawn into the indicator 70, which makes it easier for the indicator to change color. Therefore, the time from when the user excretes to visually recognize the discoloration of the indicator 70 from the non-skin surface side T2 of the absorbent article 10 can be shortened.
  • a substance having a property of drawing in water an osmotic pressure adjusting substance (osmolyte) can be mentioned. Examples of the osmotic pressure adjusting substance include quaternary ammonium compounds.
  • the indicator 70 may include a catalyst for increasing the rate at which the indicator component changes color by reacting with urine (reaction rate).
  • the indicator 70 may be a known one.
  • the indicator 70 may be discolored by reacting with excrement having a pH within a predetermined range (for example, pH indicated by urine).
  • the moisture permeability of the back sheet 23 is larger than 0 g/m 2 ⁇ 24h.
  • the moisture permeability of the back sheet 23 may be 2000 g/m 2 ⁇ 24 h or more. This makes it easier for the vaporized excrement E to pass through the back sheet 23. Therefore, the amount of the excrement E that comes into contact with the indicator 70 increases, so that the indicator 70 is easily discolored. Furthermore, the stuffiness of the absorbent article 10 can be reduced. If the moisture permeability of the back sheet 23 is too high, the clothes may be moistened, so the moisture permeability of the back sheet 23 may be 5000 g/m 2 ⁇ 24 h or less.
  • the moisture permeability is measured according to the moisture permeability test method (cup method) for moisture-proof packaging materials according to JIS Z 0208:1976.
  • cup method moisture permeability test method for moisture-proof packaging materials according to JIS Z 0208:1976.
  • Permeation of water per unit area (m 2 ) after filling a moisture-permeable cup with 20 cc of water instead of calcium chloride and allowing it to stand for 24 hours under atmospheric conditions of temperature 40° C. and relative humidity 60% Measure the amount (emission).
  • FIG. 5 is a schematic plan view which looked at the absorbent article 10 which concerns on the example 1 of a change from the non-skin surface side.
  • FIG. 6 is a schematic enlarged cross-sectional view of the back sheet 23 and the indicator 70 in the absorbent articles 10 according to Modifications 2 and 3.
  • FIG. 6A is a schematic enlarged cross-sectional view of back sheet 23 and indicator 70 in absorbent article 10 according to the second modification.
  • FIG. 6B is a schematic enlarged cross-sectional view of back sheet 23 and indicator 70 in absorbent article 10 according to the third modification.
  • a print region PR where ink is applied by printing may be provided on the non-skin surface of the back sheet 23. At least a part of the indicator does not overlap the print area PR. Accordingly, in order to provide the indicator 70 and the print region PR, it is sufficient to process only one surface (non-skin surface) of the back sheet 23, and the indicator 70 and the print region PR are provided on different surfaces of the back sheet 23.
  • the indicator 70 and the print region PR can be provided without complicating the manufacturing process as compared with the case where the indicator 70 and the print region PR are provided. Therefore, it is possible to suppress an increase in production cost.
  • the back sheet 23 comes into contact with the carry surface when the back sheet 23 is carried. Will get dirty.
  • the back sheet 23 is conveyed by conveying the back sheet 23 with the surface on which the indicator 70 and the ink are provided facing the conveyance surface. The surface can be prevented from becoming dirty. For this reason, the maintenance of the equipment becomes easy, and the production cost can be prevented from increasing.
  • the indicator 70 Since at least a part of the indicator 70 does not overlap the printing region PR in the thickness direction T, at least a part of the indicator 70 can be clearly seen from the non-skin surface side T2 of the absorbent article 10. As shown in FIG. 5, the indicator 70 does not have to overlap the print region PR in the thickness direction T. This allows the indicator 70 to be clearly visible. When at least a part of the indicator 70 is composed of a pattern, even if the print region PR is provided, it becomes easier for the assistant to pay attention to the pattern that is at least a part of the indicator 70, and the visibility of the indicator 70 is improved. can do.
  • the exterior sheet 24 may be a textured non-woven fabric. Specifically, the exterior sheet 24 may have a convex portion 24p and a concave portion 24q.
  • the convex portion 24p projects to the non-skin surface side T2.
  • the recess 24q is recessed on the skin surface side T1.
  • the convex portion 24p may project to the skin surface side T1 and the concave portion 24q may be recessed to the non-skin surface side T2.
  • the texture of the nonwoven fabric can improve the feel of the skin. Since the thickness of the exterior sheet 24 is increased by the uneven processing, the visibility of the indicator 70 is generally lowered. However, since the indicator 70 is provided on the non-skin surface of the back sheet 23, the visibility of the indicator 70 is good, and the assistant can see the indicator 70 well.
  • the exterior sheet 24 overlaps the indicator 70 in the thickness direction T. Thereby, the exterior sheet 24 can protect the indicator 70, and even if the indicator 70 is provided on the non-skin surface 23b of the back sheet 23, the indicator 70 can be prevented from being damaged. As shown in FIG. 6A, the indicator 70 (hole indicator 70h) may extend halfway without reaching the open surface of the moisture permeable hole 23h on the skin surface side T1. The indicator 70 (hole indicator 70h) may extend to fill the moisture permeable hole 23h. In this case, since the vaporized excrement easily touches the hole indicator 70h, the discoloration of the indicator 70 can be accelerated.
  • the exterior sheet 24 may have an opening 24h penetrating in the thickness direction T.
  • the opening 24h may overlap the indicator 70 in the thickness direction T.
  • the non-woven fabric can improve the touch.
  • the indicator 70 can be directly viewed from the non-skin surface side T2 through the opening 24h, the visibility of the indicator can be improved.
  • the indicator 70 may extend to reach the open surface of the moisture permeable hole 23h on the skin surface side T1.
  • the indicator 70 (hole indicator 70h) may extend to fill the moisture permeable hole 23h. Thereby, even if the excrement E is not vaporized, the liquid excrement E can contact the hole indicator 70h.
  • the excrement E diffuses in the hole indicator 70h and reaches the indicator 70 on the non-skin surface 23b of the back sheet 23. Therefore, the discoloration range of the indicator 70 extends to the indicator 70 on the non-skin surface 23b of the back sheet 23.
  • the time from when the wearer excretes to when the discoloration of the indicator 70 is visually recognized from the non-skin surface side T2 of the absorbent article 10 can be shortened. ..
  • the quaternary ammonium compound has a good compatibility with urine. Therefore, by including the quaternary ammonium compound, the indicator 70 can further shorten the time from when the wearer excretes to when the discoloration of the indicator 70 is visually recognized from the non-skin surface side T2 of the absorbent article 10.
  • FIG. 7 is a figure for demonstrating the manufacturing method of the absorbent article 10.
  • FIG. 7 is a schematic enlarged cross-sectional view of the back sheet 23 and the indicator 70.
  • FIG. 8 is a flowchart for explaining the method of manufacturing the absorbent article 10.
  • the contents related to the present invention, specifically, the process of providing the indicator 70 on the back sheet 23 will be mainly described, and the description of the same parts as the conventional one will be omitted.
  • step S10 is a step (application step) of applying the coating agent for the indicator 70 onto the non-skin surface of the back sheet 23.
  • the back sheet 23 may be placed on the transport surface 100s and transported in the transport direction MD.
  • the backsheet 23 may be a continuous sheet before being cut into a plurality of backsheets.
  • the coating agent 70 e for the indicator 70 is applied onto the non-skin surface 23 b of the back sheet 23.
  • the non-skin surface 23b of the back sheet 23 is a surface opposite to the surface (skin surface 23a of the back sheet 23) facing the transport surface 100s.
  • the coating material 70e for the indicator 70 includes an indicator component.
  • the indicator component is a component that discolors due to contact (reaction) with excrement.
  • the coating agent 70e may include a vaporizing component that vaporizes in the drying process.
  • the vaporizing component may be water.
  • the vaporizing component may be water.
  • the vaporizing component may be a volatile organic solvent. Examples of the volatile organic solvent include ethyl alcohol and isopropylene. Ethyl alcohol and isopropylene are highly safe volatile organic solvents.
  • the printing region PR may be provided in the step of applying the indicator 70. Specifically, by applying the ink on the non-skin surface 23b of the back sheet 23 by printing, it is possible to provide the print area PR to which the ink is applied. In the step of providing the print region PR, ink is applied so that at least a part of the indicator 70 does not overlap the print region PR.
  • the back sheet 23 may have an absorber region that is a region that overlaps the region where the absorber 30 is arranged in the thickness direction T.
  • the coating agent 70e for the indicator 70 and the ink may be simultaneously applied onto the non-skin surface 23b of the back sheet 23. Since the coating material and the ink for the indicator 70 are simultaneously applied in one absorber region, the relative position between the indicator 70 and the printing region PR does not shift. As a result, a region where the indicator 70 and the print region PR unintentionally overlap can be reduced, so that the visibility of the indicator 70 can be prevented from being lowered.
  • the coating agent 70e may be applied by printing.
  • the coating agent 70e and the ink may be applied onto the non-skin surface 23b of the back sheet 23 using the same printing device. Accordingly, since the coating agent 70e and the ink are printed in synchronization with each other, it is possible to suppress the overlapping printing of the coating agent 70e and the ink.
  • the print region PR may be provided after the indicator 70 is provided. The print region PR may be provided before the indicator 70 is provided.
  • the indicator 70 is provided first and the print region PR is provided later. Since the continuous sheet having moisture permeability (the back sheet 23) has the moisture permeable holes, it is more easily stretched than the non-moisture permeable back sheet having no moisture permeable holes. Therefore, the indicator 70 is extended by winding the continuous sheet. Therefore, the length of the indicator 70 itself and the length between the indicators 70 (pitch interval) change depending on whether or not the indicator 70 is wound. Since the lengths of the print regions PR and the lengths (pitch intervals) between the adjacent print regions PR are constant, a deviation between the indicator 70 and the print regions PR is likely to occur.
  • the positional deviation between the indicator 70 and the printing area PR becomes larger as the printing area PR is printed in the latter half. Therefore, the indicator 70 is provided, and then the printing region PR is provided. Therefore, after providing the indicator 70 (after applying the coating agent 70e), the print region PR may be provided (that is, ink may be applied) without winding the continuous sheet. As a result, it is possible to suppress the positional deviation between the indicator 70 and the print area PR due to the winding. Note that one of the indicator 70 and the print area PR may be provided, and then the other of the indicator 70 and the print area PR may be provided.
  • Step S20 is a step (drying step) of drying the coating agent 70e applied on the non-skin surface. Therefore, both the coating agent 70e and the ink are applied, and then the coating agent 70e and the ink are dried.
  • the backsheet 23 coated with the coating agent 70e may be dried while being conveyed.
  • the indicator 70 can be fixed to the back sheet 23 by drying. As shown in FIG. 8C, in the drying step, the components of the indicator 70 are vaporized together with the vaporized components, and the components of the indicator 70 enter the moisture permeable holes 23h. Since the indicator component that has entered the moisture permeable holes 23h is solidified in the moisture permeable holes 23h, the indicator 70 extending into the moisture permeable holes 23h can be provided.
  • the vaporized component since the vaporized component is vaporized by the drying step, the vaporized component does not usually remain in the manufactured absorbent article.
  • the coating agent 70e contains water, even if the vaporized component should remain, it does not harm the wearer even if it comes into contact with water, so that the wearer can safely wear the absorbent article.
  • the coating agent 70e contains a volatile organic solvent, the volatile organic solvent is more likely to be volatilized than water, so that the drying time in the drying step can be shortened.
  • the manufacturing time of the absorbent article 10 can be shortened, and the productivity of the absorbent article 10 can be improved.
  • the back sheet 23 continuous sheet may stretch depending on the drying temperature.
  • the length of the indicator 70 itself provided previously and the length (pitch interval) between the indicators 70 change.
  • the indicator 70 and the printing region PR may be misaligned.
  • the coating agent 70e (or ink) is applied to the back surface sheet 23 so that the coating agent 70e (or ink) does not adhere to the transport surface 100s. It is applied on the skin surface 23a and dried. After drying, the ink (or the coating agent 70e) is applied onto the non-skin surface 23b of the back sheet 23 and dried.
  • the length of the indicator 70 and the pitch interval of the indicator 70 which are provided in advance, are likely to be long, there is a possibility that the position shift between the indicator 70 and the print region PR may occur.
  • the coating agent 70e and the ink are applied to the same surface of the back sheet 23 (that is, the non-skin surface 23b), for example, after applying the coating agent 70e, the back sheet 23 does not have to be dried. Also, the transport surface 100s is not contaminated with the coating material 70e. Therefore, it is possible to apply both the coating agent 70e and the ink and then dry the coating agent 70e and the ink. That is, it is possible to dry the coating agent 70e and the ink after applying both the coating agent 70e and the ink, without drying until the coating agent 70e and the ink are both applied.
  • the drying temperature can be higher than room temperature.
  • the coating agent 70e and the ink can be dried faster than natural drying.
  • the drying temperature may be such that the back sheet can be stretched.
  • the coating agent 70e and the ink can be dried quickly. Even when dried at such a high temperature, since the coating agent 70e and the ink are applied and then dried, the positional deviation between the indicator 70 and the printing region PR does not occur.
  • the indicator 70 can be provided on the non-skin surface 23b of the back sheet 23 having moisture permeability.
  • Step S30 is executed.
  • Step S30 is a step of manufacturing the absorbent article 10 using the back sheet 23.
  • the absorbent article 10 can be manufactured by the same manufacturing method as that of the existing absorbent article, except that the backsheet 23 having the indicator 70 provided on the non-skin surface side T2 is used.
  • the absorbent article 10 according to the second modification shows an example of the absorbent article that has been subjected to uneven processing, but a concave portion and a convex portion may be provided by other uneven processing.
  • the convex portion 24p extends in the first direction (for example, the front-back direction L) along the surface of the exterior sheet 24, and also extends in the second direction orthogonal to the first direction (for example, the width direction W).
  • a plurality of rows may be provided at predetermined intervals.
  • the groove portion extending in the first direction has a groove portion extending in the first direction in the space between the convex portions adjacent to each other in the second direction, and the opposite side (second surface side) from the surface side (first surface side) from which the convex portion protrudes. It may be provided so as to be recessed. A plurality of recesses that are recessed toward the second surface may be provided discontinuously in the first direction at the bottom of the groove. An opening communicating with the second surface side may be formed in the recess. The aperture may overlap the indicator 70 in the thickness direction T. As a result, the texture of the nonwoven fabric can improve the feel of the skin, and the openings formed in the recesses can improve the visibility of the indicator 70.
  • one symbol is formed by combining the symbol forming at least a part of the indicator 70 and the symbol forming at least a part of the print region PR. May be configured.

Abstract

L'invention concerne un article absorbant capable d'améliorer la visibilité d'un indicateur tout en empêchant une augmentation du coût de production. Un article absorbant (10) comprend un corps absorbant (30), une feuille arrière (23) disposée plus près d'un côté de surface non cutanée (T2) que le corps absorbant (30) et ayant une imperméabilité aux liquides, une feuille extérieure (25) disposée plus près du côté de surface non cutanée (T2) que la feuille arrière (23), et un indicateur (70) qui devient décoloré en entrant en contact avec les excréments (E). La feuille arrière (23) a une perméabilité à l'humidité. L'indicateur (70) est disposé sur une surface non cutanée (23b) de la feuille arrière (23).
PCT/JP2019/050797 2018-12-28 2019-12-25 Article absorbant et procédé de fabrication d'article absorbant WO2020138153A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201980086224.XA CN113286569B (zh) 2018-12-28 2019-12-25 吸收性物品和吸收性物品的制造方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018-248091 2018-12-28
JP2018248091A JP7158281B2 (ja) 2018-12-28 2018-12-28 吸収性物品

Publications (1)

Publication Number Publication Date
WO2020138153A1 true WO2020138153A1 (fr) 2020-07-02

Family

ID=71129562

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2019/050797 WO2020138153A1 (fr) 2018-12-28 2019-12-25 Article absorbant et procédé de fabrication d'article absorbant

Country Status (3)

Country Link
JP (1) JP7158281B2 (fr)
CN (1) CN113286569B (fr)
WO (1) WO2020138153A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007532203A (ja) * 2004-04-19 2007-11-15 ザ プロクター アンド ギャンブル カンパニー 印刷された湿り度インジケータを有する使い捨て吸収性物品
JP2008136515A (ja) * 2006-11-30 2008-06-19 Oji Nepia Kk パンツ型使い捨ておむつ
JP2008161572A (ja) * 2006-12-28 2008-07-17 Daio Paper Corp 紙おむつ
JP2012120667A (ja) * 2010-12-08 2012-06-28 Kao Corp 使い捨ておむつ
JP2014104144A (ja) * 2012-11-27 2014-06-09 Uni Charm Corp 使い捨ておむつ
JP2015530449A (ja) * 2012-09-26 2015-10-15 ザ プロクター アンド ギャンブルカンパニー 液体活性化変色インク及び使用方法
JP2016120064A (ja) * 2014-12-25 2016-07-07 ユニ・チャーム株式会社 使い捨て着用物品
WO2017212858A1 (fr) * 2016-06-09 2017-12-14 大王製紙株式会社 Article absorbant

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100531695C (zh) * 2005-10-14 2009-08-26 王子妮飘株式会社 一次性尿布
US8134042B2 (en) * 2007-12-14 2012-03-13 Kimberly-Clark Worldwide, Inc. Wetness sensors
JP5765962B2 (ja) * 2011-02-17 2015-08-19 川嶋　清治 紙おむつ
JP6407126B2 (ja) * 2015-11-02 2018-10-17 ユニ・チャーム株式会社 愛玩動物用の吸収性物品

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007532203A (ja) * 2004-04-19 2007-11-15 ザ プロクター アンド ギャンブル カンパニー 印刷された湿り度インジケータを有する使い捨て吸収性物品
JP2008136515A (ja) * 2006-11-30 2008-06-19 Oji Nepia Kk パンツ型使い捨ておむつ
JP2008161572A (ja) * 2006-12-28 2008-07-17 Daio Paper Corp 紙おむつ
JP2012120667A (ja) * 2010-12-08 2012-06-28 Kao Corp 使い捨ておむつ
JP2015530449A (ja) * 2012-09-26 2015-10-15 ザ プロクター アンド ギャンブルカンパニー 液体活性化変色インク及び使用方法
JP2014104144A (ja) * 2012-11-27 2014-06-09 Uni Charm Corp 使い捨ておむつ
JP2016120064A (ja) * 2014-12-25 2016-07-07 ユニ・チャーム株式会社 使い捨て着用物品
WO2017212858A1 (fr) * 2016-06-09 2017-12-14 大王製紙株式会社 Article absorbant

Also Published As

Publication number Publication date
JP2020103829A (ja) 2020-07-09
JP7158281B2 (ja) 2022-10-21
CN113286569A (zh) 2021-08-20
CN113286569B (zh) 2023-02-28

Similar Documents

Publication Publication Date Title
EP2598096B1 (fr) Article absorbant jetable
KR101760973B1 (ko) 착용 물품
TWI721175B (zh) 吸收性物品
EP1862156B1 (fr) Articles absorbants
EP3451989B1 (fr) Couche avec barrières transversales.
US20080167634A1 (en) Absorbent Article
CN108697551B (zh) 吸收垫
KR102303488B1 (ko) 흡수성 물품의 신축 구조, 그 신축 구조를 구비한 흡수성 물품, 및 흡수성 물품의 신축 구조의 형성 방법
CN105263452A (zh) 一次性吸收制品
WO2018096877A1 (fr) Article absorbant
US20090254058A1 (en) Absorbent Article with Registration Mark
WO2020138153A1 (fr) Article absorbant et procédé de fabrication d'article absorbant
AU2014282567B2 (en) Absorbent article
JP2008086505A (ja) 吸収性物品
CN111954513B (zh) 用于吸收制品的纤维网及其制造方法
CN113599084A (zh) 包括裆区中的弹性部件的吸收制品
JP6400462B2 (ja) 吸収性物品
CN114727884A (zh) 短裤型一次性尿布
JP5977649B2 (ja) 使い捨ておむつ
US20230414416A1 (en) Absorbent articles containing wetness indicating compositions and methods for manufacture
JP2578604Y2 (ja) 紙おむつ
JP6933131B2 (ja) 吸収性物品
JP2017205193A5 (fr)
JP2017205193A (ja) 吸収性物品
JP2024514014A (ja) パッケージ化された吸収性物品

Legal Events

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

Ref document number: 19903770

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 19903770

Country of ref document: EP

Kind code of ref document: A1