WO2022044849A1 - Feuille de soin de la peau - Google Patents

Feuille de soin de la peau Download PDF

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Publication number
WO2022044849A1
WO2022044849A1 PCT/JP2021/029805 JP2021029805W WO2022044849A1 WO 2022044849 A1 WO2022044849 A1 WO 2022044849A1 JP 2021029805 W JP2021029805 W JP 2021029805W WO 2022044849 A1 WO2022044849 A1 WO 2022044849A1
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WO
WIPO (PCT)
Prior art keywords
row
skin care
convex
concave
sheet
Prior art date
Application number
PCT/JP2021/029805
Other languages
English (en)
Japanese (ja)
Inventor
浩喜 森
美帆 山川
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 CN202180052438.2A priority Critical patent/CN115968417A/zh
Publication of WO2022044849A1 publication Critical patent/WO2022044849A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D44/00—Other cosmetic or toiletry articles, e.g. for hairdressers' rooms
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
    • A47K10/00—Body-drying implements; Toilet paper; Holders therefor
    • A47K10/16—Paper towels; Toilet paper; Holders therefor
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
    • A47K7/00—Body washing or cleaning implements
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q1/00—Make-up preparations; Body powders; Preparations for removing make-up
    • A61Q1/14—Preparations for removing make-up
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H13/00—Other non-woven fabrics

Definitions

  • the present invention relates to a skin care sheet used by applying it to the skin.
  • Patent Document 1 discloses a skin care sheet used by applying it to the skin.
  • the skin care sheet of Patent Document 1 is configured to be easily embossed or the like to maintain the shape of the sheet itself.
  • the embossed sheet has convex portions and concave portions, and the movement mode of foreign matter on the surface of the skin is different from that of a flat sheet in which the convex portions and concave portions are not formed. More specifically, when the flat sheet is moved while being in contact with the skin, the foreign matter (dirt or dust) wiped off by the sheet remains on the sheet as it is, and there is a possibility that the foreign matter cannot be wiped off by the sheet.
  • a sheet having a convex portion and a concave portion formed it is easy to wipe off the foreign matter by guiding the foreign matter hitting the convex portion toward the concave portion side.
  • the present invention has been made in view of such a problem, and an object of the present invention is to improve the wiping performance of foreign substances on the skin surface in a skin care sheet having concave portions and convex portions.
  • the skin care sheet has a nonwoven fabric layer arranged on the surface, and has a first direction and a second direction orthogonal to each other in a plan view.
  • the non-woven fabric layer is formed with a convex portion and a concave portion recessed on the back surface side of the convex portion.
  • the recess has a wavy row extending in the first direction in a plan view.
  • a plurality of the row portions are arranged at intervals in the second direction.
  • FIG. 1 is a plan view of the skin care sheet according to the embodiment as viewed from the surface side.
  • FIG. 2 is a partially enlarged view of the skin care sheet shown in FIG.
  • FIG. 3 is an enlarged view of the X portion shown in FIG.
  • FIG. 4 is a schematic cross-sectional view taken along the line AA shown in FIG.
  • the skin care sheet has a nonwoven fabric layer arranged on the surface, and has a first direction and a second direction orthogonal to each other in a plan view.
  • the non-woven fabric layer is formed with a convex portion and a concave portion recessed on the back surface side of the convex portion.
  • the recess has a wavy row extending in the first direction in a plan view.
  • a plurality of the row portions are arranged at intervals in the second direction.
  • the concave portion is arranged in a straight line
  • the concave portions are arranged in a wavy shape, for example, even if the sheet is moved along the first direction or the sheet is moved along the second direction, the convex portions and the concave portions are alternately in contact with each other. Foreign matter can be drawn from the convex side to the concave side.
  • the rigidity of the concave portions and the rigidity of the convex portions may differ due to the difference in the basis weight or density of the fibers between the concave portions and the convex portions. Even in a form in which the rigidity of the concave portion and the rigidity of the convex portion are different, the force can be dispersed as compared with the sheet having the point-shaped or linear concave portion, and the bending base point due to the difference in force is less likely to be formed, and the sheet is twisted. Can be suppressed.
  • the convex portion is composed of a region sandwiched by the row portion having a wavy shape.
  • the convex portion is not a point-shaped region but a region of a surface sandwiched by wavy rows.
  • the contact pressure with the skin can be reduced and the touch can be improved by reducing the contact area as compared with the sheet in which the concave portion and the convex portion are not formed.
  • the contact pressure with the skin increases because the area of the convex portions becomes extremely small.
  • the contact pressure with the skin can be reduced and the touch can be improved.
  • the row portion is continuous in the first direction. According to this aspect, since the row portion is continuous in the first direction, when the foreign matter is wiped along the second direction, the foreign matter always hits the concave portion, the foreign matter is drawn into the concave portion, and the foreign matter is convex. By wiping it off while it is left on the part, it is possible to suppress the problem of spreading foreign matter on the convex part.
  • the wavy shape of the row portion extends to one side of the first direction and extends to one side of the second direction, and extends to one side of the first direction. It is composed of a second portion extending to the other side in the second direction and a third portion connecting the first portion and the second portion.
  • the third portion is curved.
  • the row portion has a first row portion and a second row portion adjacent to the first row portion in the second direction.
  • the phase of the wave shape in the first row portion and the phase of the wave shape in the second row portion are out of phase with each other.
  • the length of the region sandwiched between the first row portion and the second row portion in the second direction becomes uniform.
  • the phase of the wave shape of the first row portion and the phase of the wave shape of the second row portion are different, the region sandwiched between the first row portion and the second row portion.
  • the length of the second direction is non-uniform. When wiped in the direction along the wave shape, there is a narrow area between the rows and a wide area between the rows, so it is easy to guide the dirt into the recess without spreading it.
  • the distance between the first row portion and the second row portion in the second direction is such that the third portion of the first row portion and the third portion of the second row portion.
  • the shortest distance between the first row portion and the second row portion in the second direction is equal to or greater than the width of the recess, with respect to the length of each row portion in the second direction. It is less than 1/2. If the distance between the shortest portions is shorter than the width of the concave portions, the convex portions forming the gap are likely to fall due to the concave portions arranged with the gap between them, and it may be difficult to maintain the shape of the convex portions. However, since the distance between the shortest portions is equal to or larger than the width of the concave portion, it is easy to maintain the shape of the convex portion. Further, since the distance between the shortest portions is 1 ⁇ 2 or less with respect to the length of the row portion in the second direction, the effect of suppressing the area between the row portions from being too empty and guiding the foreign matter to the recess. Easy to get.
  • the angle formed by the first portion and the second portion arranged so as to sandwich the third portion is an obtuse angle.
  • the length extending in the first direction can be made longer than the length extending in the second direction in the recess as compared with the configuration in which the angle formed by the first portion and the second portion is an acute angle. It is easy to guide the foreign matter in the direction in which the row portion extends, promote the diffusion of the foreign matter in the concave portion, and continue to draw the foreign matter into the concave portion.
  • the basis weight of the fiber of the convex portion may be higher than the basis weight of the fiber of the concave portion.
  • the convex portion protrudes from the concave portion and easily hits the skin and foreign matter.
  • the convex portion is formed with a fine concave portion shallower than the depth of the concave portion. According to this aspect, a fine foreign substance can be drawn in by the fine recess. In addition, the surface area of the sheet at the time of wiping can be increased by the fine recesses, and the wiping property can be further improved.
  • FIG. 1 is a plan view from the surface side of the skin care sheet 1 according to the embodiment.
  • FIG. 2 is a partially enlarged view of the skin care sheet 1 shown in FIG.
  • FIG. 3 is an enlarged view of an X portion of the skin care sheet 1 shown in FIG.
  • FIG. 4 is a schematic cross-sectional view taken along the line AA shown in FIG.
  • the skin care sheet 1 is a sheet that is applied to the user's skin and is used, and may be a face sheet or a body sheet. Further, the skin care sheet 1 may be a dry sheet or a wet sheet.
  • the wet sheet of the present embodiment is a wipe sheet that wipes the vicinity of the excretion port of an infant.
  • the skin care sheet 1 extends in a plane direction and has a first-direction DA and a second-direction DB that are orthogonal to each other.
  • the first direction DA may be a direction in which the row portion described later extends.
  • one of the first-direction DA and the second-direction DB may be in the longitudinal direction, and the other of the first-direction DA and the second-direction DB may be in the lateral direction.
  • the length of the first direction DA and the length of the second direction DB may be the same.
  • the first-direction DA extends to one-sided DA1 and the other-sided DA2 facing away from one-sided DA1.
  • the second direction DB extends to one side DB1 and the other side DB2 facing the opposite side to the one side DB1.
  • the skin care sheet 1 has a non-woven fabric layer 10.
  • the skin care sheet 1 may be composed of only one non-woven fabric layer 10, may have a plurality of non-woven fabric layers 10, or may be a laminated sheet of the non-woven fabric layer 10 and another sheet. May be good.
  • the skin care sheet 1 of the present embodiment is composed of one non-woven fabric layer 10.
  • the non-woven fabric layer 10 may have synthetic fibers (polyethylene terephthalate rayon) and natural fibers (rayon).
  • the non-woven fabric layer 10 of the skin care sheet 1 has concave portions 12 and convex portions 11 and is configured to improve the wiping performance of foreign substances on the skin surface. ing.
  • a convex portion 11 and a concave portion 12 are formed in at least one non-woven fabric layer 10.
  • the convex portion 11 and the concave portion 12 are arranged on the outer surface (front surface or back surface) of the skin care sheet 1.
  • the convex portion 11 has the thickest portion of the non-woven fabric layer 10.
  • the convex portion 11 of the present embodiment is arranged in a plane shape.
  • the region of the convex portion 11 may be a region other than the portion where the concave portion 12 is machined.
  • the region of the convex portion 11 is wider than the region of the concave portion 12.
  • the convex portion 11 has the thinnest portion of the non-woven fabric layer 10.
  • the recess 12 has a wavy row portion 13 extending in the first direction DA in a plan view.
  • the row portion 13 may extend in at least the first direction DA, and may extend in the first direction DA while being inclined with respect to the first direction DA (extending also in the second direction DB).
  • the row portions 13 may be arranged at intervals in the second direction DB.
  • the recess 12 may be composed of only the row portion 13, or may have a portion other than the row portion 13.
  • the convex portion 11 may be formed with a fine concave portion (described later) 14 shallower than the concave portion 12.
  • the configuration extending in the first direction DA includes not only a configuration parallel to the first direction DA but also a configuration having an angle of 45 degrees or less with respect to the first direction DA.
  • the configuration extending to the second direction DB includes not only a configuration parallel to the second direction DB but also a configuration extending to the second direction DB of less than 45 degrees.
  • the convex portion 11 and the concave portion 12 are provided on at least one of the front surface and the back surface of the skin care sheet 1, the convex portion 11 and the concave portion 12 are provided on the user's skin. Contact.
  • foreign matter dirt or dust
  • the concave portion 12 extends in a wavy shape, foreign matter can be diffused in the concave portion 12 as compared with the concave portion 12 intermittently arranged in a dot shape, etc. It is possible to suppress the movement to the convex portion 11 side again.
  • the concave portions 12 are arranged in a straight line, when the sheet 1 is moved in parallel with the direction in which the concave portions 12 extend, foreign matter moves along the concave portions 12 and the convex portions 11, and the convex portions 11 It is difficult to draw foreign matter from the side to the recess 12 side.
  • the concave portion 12 is arranged in a wavy shape, for example, even if the sheet 1 is moved along the first direction DA or the sheet 1 is moved along the second direction DB, the convex portion 11 and the concave portion 12 are in contact with each other alternately, and foreign matter can be drawn from the convex portion 11 side to the concave portion 12 side.
  • the rigidity of the concave portion 12 and the rigidity of the convex portion 11 may differ due to the difference in the basis weight or density of the fibers between the concave portion 12 and the convex portion 11. .. Even in a form in which the rigidity of the concave portion 12 and the rigidity of the convex portion 11 are different, the force can be dispersed as compared with the sheet having the point-shaped or linear concave portion 12, and the bending base point due to the difference in force is less likely to be formed. The twist of the sheet can be suppressed.
  • the adjacent row portions 13 may be separated from each other, and the adjacent row portions 13 are partially connected. You may. Preferably, they may be separated from each other over the entire area of the adjacent row portions 13. For example, when a portion where the row portions 13 are connected is formed, there is a possibility that the force is concentrated on the connected portion. However, by being separated over the entire area of the row portion 13, the region between the row portions 13 functions as an interference region, the force propagating along the row portion 13 can be dispersed, and the sheet due to the local concentration of the force can be distributed. It can suppress kinking.
  • the convex portion 11 may be composed of a region sandwiched by the wavy row portions 13. That is, the convex portion 11 may be composed of a region other than the row portion 13.
  • the convex portion 11 in this form is not a point-shaped region but a surface region sandwiched by the wavy row portions 13.
  • the convex portion 11 may be continuously provided in the first direction DA. According to this aspect, the contact pressure with the skin can be reduced and the touch can be improved by reducing the contact area as compared with the sheet in which the concave portion and the convex portion are not formed. Further, in the sheet on which the point-shaped convex portions are formed, there is a concern that the contact pressure with the skin increases because the area of the convex portions becomes extremely small. However, by reducing the contact area as compared with the sheet on which the point-shaped convex portions are formed, the contact pressure with the skin can be reduced and the touch can be improved.
  • the row portion 13 may have a portion continuous with the first direction DA, may be continuous between both end edges of the first direction DA of the nonwoven fabric layer 10, or may have a partially discontinuous portion. You may.
  • the length of the discontinuous portion of the row portion 13 may be equal to or less than the width of the row portion. According to this configuration, it is easy to function as an practically continuous row portion while having a discontinuous portion.
  • the row portion 13 may be continuous with the first direction DA. Since the row portion 13 is continuous with the first direction DA, when the foreign matter is wiped along the second direction DB, the foreign matter always hits the concave portion 12, and the foreign matter is drawn into the concave portion 12 to pull the foreign matter into the convex portion. By wiping it off while it is left in 11, it is possible to suppress the problem that foreign matter is stretched on the convex portion 11.
  • the wave shape of the row portion 13 has a first portion 31 extending to one side DB1 of the second direction DB while extending to one side DA1 of the first direction DA, and one side DA1 of the first direction DA. It may be composed of a second portion 32 extending to the other side DB 2 of the second direction DB while extending to, and a third portion 33 connecting the first portion 31 and the second portion 32.
  • the row portion 13 is arranged in the order of the first portion 31, the third portion 33, and the second portion 32 in the first direction DA. More specifically, the third portion 33 swells to one side (left side in front view) of the second direction DB and to the other side (right side in front view) of the second direction DB.
  • the third left portion 331 and the third right portion 332 are alternately arranged in the same row portion 13, and the row portion 13 has a portion that swells to one side DB 1 of the second direction DB and the other side of the second direction DB.
  • the portions bulging on the side DB2 form a wave shape in which they are alternately arranged.
  • the first part 31, the third left part 331, the second part 32, and the third right part 332 are arranged in this order. It is repeatedly arranged in the first direction DA. As a result, a regular wave shape is formed.
  • the length of the second-direction DB of the first portion 31 may be the same as the length of the second-direction DB of the second portion 32. Further, the length of the first-direction DA of the first portion 31 may be the same as the length of the first-direction DA of the second portion 32.
  • the third portion 33 may be linear with corners.
  • the third portion 33 may be curved. Since the third portion 33 connecting the first portion 31 and the second portion 32 has a curved shape, a corner portion where the straight lines intersect with each other is not formed, and the retention of foreign matter in the third portion 33 can be suppressed.
  • the row portion 13 may have a first row portion 21 and a second row portion 22 adjacent to the first row portion 21 in the second direction DB. Further, the row portion 13 may further have a third row portion 23 adjacent to the first row portion 21 in the second direction DB.
  • the third row portion 23 is arranged on the opposite side of the second row portion 22 with respect to the first row portion 21. That is, the first row portion 21 is arranged between the second row portion 22 and the third row portion 23.
  • the phase of the wave shape of the first row portion 21 and the phase of the wave shape of the second row portion 22 may be out of phase, and the phase of the wave shape of the first row portion 21 and the phase of the wave shape of the third row portion 23 may be out of phase.
  • the phase of the wave shape of the second row portion 22 and the phase of the wave shape of the third row portion 23 may be the same.
  • the form in which the phase of the wave shape is deviated is, for example, a portion (third right portion 332) bulging in one side DB 1 of the second direction DB of the first row portion 21 and a second direction of the second row portion 22.
  • a portion (third right portion 332) swelling on one side of the DB 1 is not adjacent to each other and is displaced in the first direction.
  • the third right portion 332 of the first row portion 21 and the third left portion 331 of the second row portion 22 are arranged on the extension line in the second direction, that is, The first row portion 21 and the second row portion 22 are in a state of line symmetry centered on a straight line extending in the first direction between the first row portion 21 and the second row portion 22.
  • the first row portion 21 and the second row portion 22 sandwich the phase.
  • the length of the second direction DB of the region becomes uniform.
  • the region sandwiched between the first row portion 21 and the second row portion 22 The length of the second direction DB is non-uniform. When wiped in the direction along the wave shape, there is a narrow area between the rows, so it is easy to guide the dirt into the recess without spreading it.
  • first portion 31 of the first row portion 21 and the second portion 32 of the second row portion 22 may be adjacent to each other.
  • the second portion 32 of the second row portion 22 may be arranged on the extension line of the second direction DB of the first portion 31 of the first row portion 21.
  • the third left portion 331 of the first row portion and the third right portion 332 of the second row portion 22 are adjacent to each other, and the third right portion 332 of the first row portion 21 and the second row portion 22
  • the third left portion 331 and the third left portion 331 may be adjacent to each other.
  • the length of the first-direction DA of the first portion 31 is longer than the length of the second-direction DB of the first portion 31, and the length of the first-direction DA of the second portion 32 is the second of the second portion DB. It may be longer than the length of the direction DB. According to this configuration, the region sandwiched between the first row portion 21 and the second row portion 22 becomes a rhombus.
  • the distance between the first row portion 21 and the second row portion 22 in the second direction DB may be the shortest in the portion where the third portion of the first row portion and the third portion of the second row portion face each other. More specifically, as shown in FIG.
  • the interval G11 is the shortest and the first row
  • the interval G12 is the longest in the portion where the third left portion 331 of the portion 21 and the third right portion 332 of the second row portion 22 face each other. Since the distance between the first row portion 21 and the second row portion 22 in the second direction DB changes, foreign matter on the convex portion 11 is gradually guided to the narrow portion while drawing the foreign matter into the concave portion 12. Eventually, the foreign matter can be drawn into the recess 12 adjacent to the region of the narrowest spacing.
  • the shortest distance G11 between the first row portion 21 and the second row portion 22 in the second direction DB is the width W12 or more of the recess 12, and the length L132 of the second direction DB of each row portion 13 (see FIG. 3). It may be 1 ⁇ 2 or less with respect to.
  • the interval G11 of the shortest portion is shorter than the width W12 of the recess 12, the convex portion 11 constituting the interval G11 is likely to fall due to the concave portion 12 arranged with the interval G11 interposed therebetween, and it is difficult to maintain the shape of the convex portion 11.
  • the interval G11 of the shortest portion is equal to or larger than the width W12 of the concave portion 12, it is easy to maintain the shape of the convex portion 11.
  • the interval G11 of the shortest portion is 1 ⁇ 2 or less with respect to the length L132 of the second direction DB of the row portion 13, it is suppressed that the area between the row portions 13 is too empty, and foreign matter is collected. It is easy to obtain the effect of leading to the recess 12.
  • the length L132 of the second direction DB of the row portion 13 is both end edges of the second direction DB of each row portion 13 (distance between the left end edge of the third left portion and the right end edge of the third right portion). .. Further, the longest distance G12 between the first row portion 21 and the second row portion 22 in the second direction DB may be 20 mm or less.
  • the distance between the second direction DBs of the convex portions 11 is 20 mm or less, foreign matter easily hits the convex portions 11 and the wiping property can be improved.
  • the length of the first-direction DA on one side of the rhombus (for example, the pitch between the third portions in the first-direction DA) may be 20 mm or less. Even with this configuration, foreign matter can easily hit the convex portion 11 and the wiping property can be improved.
  • the angle ⁇ formed by the first portion 31 and the second portion 32 arranged so as to sandwich the third portion 33 may be an obtuse angle.
  • the length extending in the first direction DA can be made longer in the recess 12 than the length extending in the second direction DB. It is easy to guide the foreign matter in the direction in which the row portion 13 extends, promote the diffusion of the foreign matter in the recess 12, and continue to draw the foreign matter into the recess 12.
  • the concave portion 12 of the present embodiment is formed by a convex portion 11 provided on the surface of a roll-shaped member for processing a nonwoven fabric.
  • the fiber of the portion corresponding to the concave portion 12 moves to the periphery, so that the basis weight of the fiber in the convex portion 11 may be lower than the basis weight of the fiber in the concave portion 12.
  • the convex portion protrudes from the concave portion and easily hits the skin and foreign matter. By increasing the basis weight of the convex portion, the pressure applied by the hand when wiping is weakened, it is difficult to directly transmit it to the skin, and the touch can be improved.
  • the density of the fibers in the convex portion 11 may be substantially the same as the density of the fibers in the concave portion 12. Since there is almost no difference in density between the convex portion 11 and the concave portion 12, the migration of the body fluid due to the density gradient can be suppressed, the body fluid can be diffused over the entire sheet, and the wiping property can be improved.
  • the concave portion 12 is formed by embossing, the portion corresponding to the concave portion 12 is compressed when the concave portion 12 is formed, and the basis weight of the fiber in the concave portion 12 is substantially the same as the basis weight of the fiber in the convex portion.
  • the density of the fibers in the convex portion may be higher than the density of the fibers in the convex portion.
  • the convex portion 11 and the concave portion 12 are provided only on the front surface of the nonwoven fabric layer 10 (the surface located on the outside of the skin care sheet 1), and may not be provided on the back surface of the nonwoven fabric layer 10.
  • the orientation direction of the fibers of the nonwoven fabric layer 10 may be along the second direction DB.
  • the fiber can guide the foreign matter so as to pass between the adjacent row portions 13, and it is possible to prevent the foreign matter from remaining between the row portions 13.
  • the skin care sheet 1 may be folded and used instead of being unfolded on a flat surface. At this time, by making the direction of wiping the sheet parallel to the fiber orientation of the non-woven fabric, it is easy to wipe and foreign matter is easily guided to the recesses of the row portion.
  • the skin care sheet 1 is generally stacked in a folded state and housed in a package before use.
  • the crease of the sheet at this time may extend to the second direction DB.
  • the foreign matter can be guided so as to pass between the adjacent row portions 13 due to the folding habit, and it is possible to prevent the foreign matter from remaining between the row portions 13.
  • the row portion 13 may extend along the first direction DA. According to this configuration, foreign matter such as excrement can be easily guided along the first direction DA by the folding habit.
  • the convex portion 11 may be formed with a fine concave portion 14 shallower than the depth of the concave portion 12.
  • the depth F14 of the fine recess is shallower than the depth F12 of the recess 12.
  • the fine recesses 14 are point-shaped and may be arranged at intervals in the first direction DA and the second direction DB.
  • the fine recesses 14 allow fine foreign matter to be drawn in. Further, the surface area of the sheet 1 at the time of wiping can be increased by the fine recesses 14, and the wiping property can be further improved.
  • 1 Skin care sheet
  • 10 Non-woven fabric layer
  • 11 Convex part
  • 12 Concave part
  • 13 Row part
  • 14 Fine concave part
  • 21 First row part
  • 22 Second row part
  • 23 Third row part
  • DA 1st direction
  • DB 2nd direction

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  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Birds (AREA)
  • Dermatology (AREA)
  • Nonwoven Fabrics (AREA)
  • Sanitary Thin Papers (AREA)
  • Cosmetics (AREA)
  • Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)

Abstract

L'invention concerne une feuille de soin de la peau qui a une section en retrait et une section en saillie, la capacité d'essuyage de corps étrangers sur la surface de la peau étant améliorée. Une feuille de soin de la peau (1) comprend une couche de non-tissé (10) disposée sur la surface de ladite feuille, et a une première direction (DA) et une seconde direction (DB) qui sont orthogonales l'une à l'autre dans une vue en plan. La couche de non-tissé (10) a une section en saillie (11) et une section en retrait (12) qui est en retrait davantage vers le côté arrière que la section en saillie. La section en retrait (12) a une rangée en forme d'onde (13) qui s'étend dans la première direction (DA) dans une vue en plan. Une pluralité de rangées sont disposées à des intervalles dans la seconde direction (DB).
PCT/JP2021/029805 2020-08-25 2021-08-13 Feuille de soin de la peau WO2022044849A1 (fr)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002249965A (ja) * 2001-02-23 2002-09-06 Kuraray Co Ltd 不織布
JP2003081743A (ja) * 2001-09-13 2003-03-19 Lion Corp 化粧料含有シート
JP2003095861A (ja) * 2001-09-27 2003-04-03 Lion Corp スキンケアシート
US20130209749A1 (en) * 2012-02-10 2013-08-15 Dinah Achola Myangiro Fibrous structures
JP2014234345A (ja) * 2013-05-30 2014-12-15 スリーエム イノベイティブ プロパティズ カンパニー スキンケア用シートおよびスキンケア製品

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002249965A (ja) * 2001-02-23 2002-09-06 Kuraray Co Ltd 不織布
JP2003081743A (ja) * 2001-09-13 2003-03-19 Lion Corp 化粧料含有シート
JP2003095861A (ja) * 2001-09-27 2003-04-03 Lion Corp スキンケアシート
US20130209749A1 (en) * 2012-02-10 2013-08-15 Dinah Achola Myangiro Fibrous structures
JP2014234345A (ja) * 2013-05-30 2014-12-15 スリーエム イノベイティブ プロパティズ カンパニー スキンケア用シートおよびスキンケア製品

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