WO2008056658A1 - Procédé de fabrication d'un article absorbant et article absorbant - Google Patents
Procédé de fabrication d'un article absorbant et article absorbant Download PDFInfo
- Publication number
- WO2008056658A1 WO2008056658A1 PCT/JP2007/071543 JP2007071543W WO2008056658A1 WO 2008056658 A1 WO2008056658 A1 WO 2008056658A1 JP 2007071543 W JP2007071543 W JP 2007071543W WO 2008056658 A1 WO2008056658 A1 WO 2008056658A1
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- WO
- WIPO (PCT)
- Prior art keywords
- absorbent article
- absorbent
- joined
- absorbent body
- sheet
- Prior art date
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- 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
- A61F13/15577—Apparatus or processes for manufacturing
- A61F13/15707—Mechanical treatment, e.g. notching, twisting, compressing, shaping
- A61F13/15739—Sealing, e.g. involving cutting
-
- 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
- A61F13/15577—Apparatus or processes for manufacturing
- A61F13/15707—Mechanical treatment, e.g. notching, twisting, compressing, shaping
- A61F13/15723—Partitioning batts; Cutting
-
- 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
- A61F13/15577—Apparatus or processes for manufacturing
- A61F13/15756—Applying tabs, strips, tapes, loops; Knotting the ends of pads
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/47—Sanitary towels, incontinence pads or napkins
- A61F13/474—Sanitary towels, incontinence pads or napkins adjustable
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/47—Sanitary towels, incontinence pads or napkins
- A61F13/475—Sanitary towels, incontinence pads or napkins characterised by edge leakage prevention means
- A61F13/4758—Sanitary towels, incontinence pads or napkins characterised by edge leakage prevention means the means preventing fluid flow in a longitudinal direction
-
- 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
- A61F13/505—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 separable parts, e.g. combination of disposable and reusable parts
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
Definitions
- the present invention relates to an absorbent article and a method for producing the absorbent article.
- an absorbent article that absorbs a predetermined liquid such as menstrual blood, it has a main body part that absorbs liquid and a surface structure partly fixed to the surface of the main body part.
- a liquid-impermeable sheet such as polyethylene on the back surface to prevent liquid leakage.
- the surface structure is arranged along the front-rear direction of the body when in use, the front side is fixed to the main body, the rear side is separable from the main body, and the rear part is It is considered to prevent slippage by attaching it so as to enter the groove of the buttock.
- the present invention has been made in view of the conventional problems as described above, and provides an absorbent article that can be easily worn by a user while keeping the size small, and a method for manufacturing the absorbent article. It is assumed that it is Mejiro.
- the main present invention is an absorbent article that is used in contact with the body, and has a longitudinal direction, a width direction perpendicular to the longitudinal direction, and a thickness direction.
- An absorbent body located on the body side in use, and an absorbent article main body located on the opposite side of the absorbent body, the surface on the opposite side of the one end in the longitudinal direction of the absorbent body
- the absorbent article main body-side surface of the absorbent article main body so as not to be peeled off, and the other body-side surface of the other end in the longitudinal direction of the absorbent body
- a body-side surface of the absorbent article body has a joint portion that is detachably joined inside an outer edge of the absorbent article body, and the joint section and the outer edge of the absorbent article body Between the absorbent body and the main body of the absorbent article. Is an absorbent article to be.
- FIG. 1 is a plan view showing a surface side of an absorbent article according to the present embodiment.
- FIG. 2 is a view showing the back side of the absorbent article according to the present embodiment.
- FIG. 3 is a cross-sectional view taken along the line XX in FIG.
- FIG. 4 is a cross-sectional view taken along line YY in FIG.
- FIG. 5 is a perspective view showing an absorbent article according to the present embodiment.
- FIG. 6 is a plan view showing a top absorbent body.
- FIG. 7 (a) is a cross-sectional view taken along line AA in FIG. Fig. 7 (b) is a cross-sectional view taken along the line BB in Fig. 6.
- FIG. 7 (c) is a CC cross-sectional view in FIG.
- FIG. 8 is a diagram for explaining a state in which an absorbent article is packaged.
- FIG. 9 is a view for explaining the method for manufacturing the absorbent article according to the first embodiment.
- FIG. 10 is a diagram for explaining a continuum manufacturing step.
- FIG. 11 is a diagram for explaining a base absorbent body manufacturing step.
- FIG. 12 is a diagram for explaining a main manufacturing step.
- FIG. 13 is a diagram for explaining a packaging pretreatment step.
- FIG. 14 is a diagram for explaining a packaging step.
- FIG. 15 is a diagram for explaining a continuous body cutting step.
- FIG. 16 is a diagram for explaining a main manufacturing step of the second embodiment.
- FIG. 17 is a view showing a modification of the absorbent article according to the first and second embodiments.
- FIG. 18 is a plan view showing the surface side of an absorbent article according to a third embodiment.
- FIG. 19 is a view for explaining main manufacturing steps of the third embodiment.
- FIG. 20 is a view showing a method for manufacturing a top absorbent body in which an absorbent body material is also present in a reinforcing part. Explanation of symbols
- An absorbent article used in contact with the body, the longitudinal direction and a width orthogonal to the longitudinal direction One end of the absorbent body in the longitudinal direction, and an absorbent article body that is positioned on the body side during use and an absorbent article main body that is located on the opposite body side from the absorbent body.
- the body-side surface of the absorbent article main body and the body-side surface of the absorbent article main body are joined to each other so as not to be peeled off.
- the body of the other end in the longitudinal direction of the absorbent body A side surface and a body-side surface of the absorbent article main body have a joint portion that is detachably joined to the inner side of the outer edge of the absorbent article main body, the joint portion and the absorbent article Between the outer edge of the main body, the absorbent article and the main body of the absorbent article are joined, and there is no non-joined part.
- the other end of the absorbent body in the longitudinal direction is peeled off from the main body of the absorbent article, and the absorbent body has only the absorbent article body and one end in the longitudinal direction.
- the other end can be used in a state separated from the absorbent article main body.
- the other end of the absorbent body has a non-joined portion between the part where the absorbent body is detachably joined and the outer edge of the absorbent article main body, so the absorbent body is lifted from the non-joined portion side, It is possible to realize an absorbent article that can be easily peeled off from the absorbent article body.
- “bonding” includes non-peelable bonding (hereinafter also referred to as main bonding) and releasable bonding (hereinafter also referred to as temporary bonding).
- the non-joining part is a grip part for a user to grip when the absorbent body and the absorbent article main body are peeled off.
- the non-joined portion between the part where the absorbent body is detachably joined and the outer edge of the absorbent product main body is configured as a gripping part for the user to grip. Therefore, it is possible to provide an absorbent article in which a user can easily peel the part where the absorbent body and the absorbent article main body are detachably joined by holding the grip portion. is there.
- a method for manufacturing an absorbent article that is used while being in contact with the body, and has a longitudinal direction, a width direction perpendicular to the longitudinal direction, and a thickness direction, and an absorbent body for absorbing liquid is connected.
- the surface is joined so as not to be peeled off, and the body side surface when the absorbent article main body is used,
- a continuous body joining step for releasably joining the opposite body side surface of the other longitudinal end of the absorbent body, in the continuous body joining step, Between the portion where the continuous body is detachably bonded and the outer edge of the manufactured absorbent article, the absorbent body and the absorbent article main body have a non-bonded portion where the absorbent body and the absorbent article main body are not bonded. And a continuous article is bonded to the absorbent article main body.
- one absorbent body having a continuous body cut is formed by using the absorbent article main body on the side opposite to the body of the absorbent article main body.
- the non-peelable joint is bonded to the body-side surface at the time, and the anti-body-side surface of the other end is releasably bonded to the body-side surface when the absorbent article body is used.
- the other end of the article can be peeled off from the absorbent article main body so that the absorbent body is joined to the absorbent article main body only at one end, and the other end side is Absorbent article body It can be used in a state where it is separated from the force.
- an absorbent article that can be used by separating the absorbent body from the absorbent article body and placing it in the groove of the buttocks so as to be in close contact with the body. .
- the absorbent body and the absorbent article main body are disposed between the portion where the continuous body is detachably joined and the outer edge of the manufactured absorbent article in the continuous body joining step.
- the non-joint part of the manufactured absorbent article has a non-bonded portion between the temporarily joined part and the outer edge of the manufactured absorbent article.
- a joint is formed.
- the end portion includes not only the end edge (edge) of the contour portion but also the vicinity thereof.
- the edge is not necessarily joined at one end portion that is non-detachably bonded and the other end portion that is releasably bonded. The same applies to the “end” in the following description.
- a method for producing an absorbent article that includes force, a sheet member joining step of joining a sheet member to the other surface of the absorbent article body along the outer shape of the absorbent article. It is desirable to have.
- the sheet member is joined to the other surface of the absorbent article main body along the outer shape of the absorbent article by the sheet member joining step. Liquid leakage from the back side of the absorber can be suppressed by the sheet member.
- the sheet member since the sheet member is joined along the outer shape of the absorbent article, the rigidity of the outer peripheral portion of the absorbent article can be increased, and a durable absorbent article can be manufactured. .
- a method of manufacturing an absorbent article having a strong force wherein in the sheet member joining step, the other surface of the absorbent article body and the sheet member are heat-pressed via an adhesive.
- the other surface of the absorbent article main body and the sheet member are heat-pressed via an adhesive, and therefore the absorbent article main body and the sheet member are It is possible to produce an absorbent article that can be more firmly joined along the outer shape of the article and has a stronger outer edge.
- a method for producing an absorbent article wherein the one end of the absorbent body in the longitudinal direction and the absorbent article main body in the continuous body joining step are: Force to be joined by crimping with adhesive S Desirable.
- the continuous body has one end of the absorbent body in the longitudinal direction and the main body of the absorbent article that are pressure-bonded via the adhesive.
- One end in the longitudinal direction of one absorbent body and the absorbent article main body can be more firmly joined, and the peelable state can be prevented.
- the one end and the other end of the absorbent body are reinforced by reinforcing the one end and the other end in the longitudinal direction.
- a reinforcing part forming step for forming a reinforcing part, and the reinforcing part on the other end side formed in the reinforcing part forming step is absorbed in the continuum joining step.
- the reinforcing part on one end side, which is joined to the absorptive article body so as to be peelable and formed in the reinforcing part forming step, cannot be peeled off from the absorbent article main body in the continuous body joining step. It is desirable to be joined to.
- the part where one absorbent body included in the continuous body is releasably joined is reinforced by the reinforcing portion forming step. Therefore, it is possible to manufacture an absorbent article in which the absorbent body is hardly damaged even if the part bonded so as to be peeled is peeled off.
- an absorbent article that is used while being in contact with the body, and has a longitudinal direction, a width direction perpendicular to the longitudinal direction, and a thickness direction, and a single absorbent body for absorbing liquid.
- the non-body-side surface of one end of the absorbent body in the longitudinal direction is bonded to the body-side surface when the absorbent article main body is manufactured and the absorbent article main body is used.
- An absorbent body joining step for releasably joining the surface on the opposite body side of the other end in the longitudinal direction of the absorbent body to the body side surface when the absorbent article main body is used.
- the absorbent body and the absorbent are disposed between a portion where the absorbent body is detachably joined in the absorbent body joining step and an outer edge of the absorbent article to be produced. So that the absorbent article body has a non-joined part that is not joined.
- a manufacturing method of an absorbent article characterized in that a body is joined to the absorbent article main body.
- the absorbent body is peeled off from the body side surface of the absorbent article main body when the absorbent article main body is used. Since the non-body side surface of the other end is releasably joined to the body side surface when the absorbent article main body is used, the manufactured absorbent article is bonded to the other end. Can be peeled from the absorbent article main body so that the absorbent body is joined to the absorbent article main body only at one end, and the other end side is separated from the absorbent article main body. It can be used in the state.
- an absorbent article that can be used by separating the absorbent body from the absorbent article body and inserting it into the groove of the buttocks so as to be in close contact with the body.
- the absorbent body and the absorbent article are disposed between the part where the absorbent body is detachably joined and the outer edge of the manufactured absorbent article in the absorbent body joining step.
- the absorbent body of the manufactured absorbent article A non-bonded portion is formed between the releasably bonded portion and the outer edge of the manufactured absorbent article. For this reason, it is possible to manufacture an absorbent article in which the user can easily peel the absorbent body and the absorbent article body by grasping the non-joined portion.
- the sheet member is joined to the other surface of the absorbent article main body along the outer shape of the absorbent article by the sheet member joining step. Liquid leakage from the back side of the absorber can be suppressed by the sheet member.
- the sheet member since the sheet member is joined along the outer shape of the absorbent article, the rigidity of the outer peripheral portion of the absorbent article can be increased, and a durable absorbent article can be manufactured. .
- a method for producing an absorbent article wherein the other surface of the absorbent article main body and the sheet member are bonded via an adhesive in the sheet member joining step.
- the power to be joined by heating and pressing.
- the other surface of the absorbent article main body and the sheet member are heat-pressed via an adhesive, and therefore the absorbent article main body and the sheet member are It is possible to produce an absorbent article that can be more firmly joined along the outer shape of the article and has a stronger outer edge.
- a method for producing an absorbent article that has a force wherein the one end of the absorbent body in the longitudinal direction and the absorbent article main body in the absorbent body joining step are: Force to be joined by crimping with adhesive S Desirable.
- one end in the longitudinal direction of the absorbent body and the absorbent article main body are pressure-bonded via an adhesive, and therefore one end in the longitudinal direction of the absorbent body.
- the part and the absorbent article main body can be bonded more firmly, and it is possible to make the state incapable of peeling off.
- the one end and the other end are reinforced by reinforcing the one end and the other end in the longitudinal direction of the absorbent body.
- a reinforcing portion forming step for forming a stiffening reinforcing portion, and the reinforcing portion on the other end side formed in the reinforcing portion forming step is the absorbent article in the absorber joining step.
- the reinforcing part on one end side, which is joined to the main body so as to be peelable and formed in the reinforcing part forming step, is joined to the absorbent article main body in a non-peelable manner in the absorbent body joining step. It is desirable.
- the part where the absorbent body is detachably joined in the absorbent body joining step is the reinforcing part reinforced in the reinforcing part forming step. It is possible to manufacture an absorbent article in which the absorbent body is hardly damaged even if the bonded parts are peeled off.
- the part where the absorber is joined in an inseparable manner in the absorber joining step is a reinforced part reinforced in the reinforcing part forming step, so that even if the strongly joined part is pulled, the absorber is damaged. It is possible to manufacture absorbent articles that are not easily damaged.
- the absorbent article body includes another absorbent body different from the absorbent body.
- the absorbent article is bonded to the absorbent article body, and the main body is provided with other absorbent bodies. Even if this occurs, the liquid can be absorbed by another absorbent body provided in the absorbent article body.
- the absorbent article is manufactured by the method for manufacturing an absorbent article.
- an absorbent article it is possible to peel the other end of the absorbent body from the absorbent article body so that the absorbent body is joined to the absorbent article body only at one end. It can be used with the other end side away from the absorbent article body. Furthermore, it is possible to easily peel the absorbent body and the absorbent article main body by grasping the non-joined portion on the other edge side of the absorbent body.
- the absorbent article of the present embodiment is a sanitary napkin, and in the following, the side in contact with the body is referred to as the surface side.
- the side that contacts the undergarment will be referred to as the back side
- the end located on the front side of the human body when worn will be referred to as the front end
- the end located on the rear side will be referred to as the rear end.
- FIG. 1 is a plan view showing the front side of the absorbent article according to the present embodiment
- Fig. 2 is a view showing the back side of the absorbent article according to the present embodiment
- Fig. 3 is an XX cross section in Fig. 1.
- 4 is a cross-sectional view taken along line Y-Y in FIG. 1
- FIG. 5 is a perspective view showing the absorbent article according to the present embodiment
- FIG. 6 is a plan view showing the top absorbent body
- FIG. 6 is a cross-sectional view taken along line AA in FIG. 6
- FIG. 7B is a cross-sectional view taken along line B-B in FIG. 6
- FIG. 7C is a cross-sectional view taken along CC in FIG.
- the absorbent article 1 in the present embodiment is long and shaped in a predetermined direction, and is a base absorbent body 10 as an absorbent article main body having a substantially rectangular shape for absorbing liquid such as menstrual blood.
- a back surface sheet 30 as a sheet member provided on the back surface as the other surface.
- the back sheet 30 is provided to prevent leakage of liquid to be absorbed by the base absorbent body 10 and the top absorbent body 20 to the back surface side.
- the body excretion site is in contact with the absorbent article 1 on the center line in the width direction of the absorbent article 1 and on the front end side from the center in the longitudinal direction.
- the assumed body excretion part contact position Z is located. That is, the absorbent article 1 is formed such that the length on the rear end side from the body excretion opening portion contact assumed position z is longer than the length on the front end side from the body excretion mouth portion contact assumed position Z! /.
- the base absorbent body 10 is composed of an absorbent body material 12a (Fig. 11) having pulverized pulp obtained by pulverizing sheet-like pulp, a superabsorbent polymer, and heat-fusible fibers, for example, a thin paper 12b (Fig. 11) an absorbent body substrate 12 as another absorbent body wrapped in a sheet with a predetermined thickness, and a surface sheet 14 attached to the surface of the central portion in the width direction of the absorbent body substrate 12 Have.
- the absorbent body material 12a has a substantially rectangular shape, but as shown in FIG. 1, the rear end side is formed to bend toward the front end side at the center in the width direction.
- the thin paper 12b and the surface sheet 14 are both liquid permeable sheets.
- the thin paper 12b is a finer sheet than the superabsorbent polymer particles. Prevent leakage of superabsorbent polymer to the outside. Since the surface sheet 14 is located on the surface side that comes into contact with the body, a sheet softer than the thin paper 12b is used.
- the top absorbent body 20 has an absorbent body material 12a made of pulverized pulp, a superabsorbent polymer, and a heat-fusible fiber.
- a liquid-permeable intermediate sheet 16 having a higher liquid holding power than the base sheet 14 is provided, and a top sheet 14 similar to the base absorbent body 10 is wrapped around the outer periphery thereof.
- the intermediate sheet 16 is a member having a density higher than that of the surface sheet 14 and a high absorbability due to surface tension. By providing the intermediate sheet 16 inside the surface sheet 14, the liquid that has permeated the surface sheet 14 is allowed to flow. It is moved to the intermediate sheet 16 side where the liquid draw-in is higher.
- the top absorbent body 20 is formed to be narrower than the base absorbent body 10, and when the top absorbent body 20 is disposed on the base absorbent body 10 along the longitudinal direction and joined together, the top absorbent body 20 The rear end edge of the base absorbent body 10 and the rear end edge of the base absorbent body 10 are substantially matched. Further, at the center of the top absorbent body 20 in the width direction, the amount of the absorbent body material 12a is changed to another amount along the longitudinal direction in a substantially half region on the rear end side, as shown in FIG. Thin portions 12c that are smaller than the portion are formed. By this thin portion 12c, the top absorbent body 20 is formed so as to be easily bent along the longitudinal direction so that the surface side is continuous with a mountain.
- top sheet 14 is folded on the front end 20a side and the rear end 20b side of the top absorbent body 20, and embossing is performed with an adhesive interposed between the folded top sheet 14. Reinforced portions 25 and 26 reinforced by being applied are formed. In the reinforcing portions 25 and 26, the absorbent body material 12a and the intermediate sheet 16 do not exist. Embossing will be described later.
- the front end 20a side as one end portion of the top absorbent body 20 is finally joined to the base absorbent body 10 by the reinforcing portion 26, and the rear end 20b side as the other end portion can be separated from the base absorbent body 10. Is formed.
- the reinforcing portion 25 is temporarily joined to the rear end 20b side of the top absorbent body 20 on the inner side of the rear end edge of the base absorbent body 10.
- the top absorbent body 20 and the base absorbent body 10 are joined between the temporarily joined temporary joint 25c and the rear edge 10a of the base absorbent body 10 serving as the outer edge of the absorbent article 1.
- top absorbent body 20 and the base absorbent body 10 are intentionally separated, at least one of the top absorbent body 20 and the base absorbent body 10 is forced to be damaged. It shows a state where it is firmly bonded to the extent that it cannot be peeled off.
- Temporary bonding means that the user's power S-top absorber 20 is peeled off from the base absorber 10 without impairing the functions of the base absorber 10 and the top absorber 20. Thus, it shows a peelable state that is bonded to such an extent that it can be easily separated.
- the end portion includes an end portion that does not indicate only the end portion (edge) of the contour portion, and indicates the vicinity thereof. For this reason, it is not always true that the end edge is always joined at the one end part to be finally joined and the other end part to be temporarily joined!
- the portion 25b on the absorber material 12a side from the position temporarily joined to the base absorbent body 10 and the position facing the base absorbent body 10 at the time of use.
- a hook member 22 for fixing the rear end 20b side of the top absorbent body 20 to the underwear is provided.
- the hook material 22 is a male material of a mechanical fastener, for example.
- the part where the base absorbent body 10 and the rear end 20b side reinforcing part 25 of the top absorbent body 20 are overlapped is temporarily bonded by embossing, but the hook material 22 is also used when not used. It functions to temporarily bond the rear end 20b side and the top sheet 14 of the base absorbent body 10 together.
- the hook member 22 is not necessarily provided in the reinforcing portion 25.
- the top absorbent body 20 may be provided along the longitudinal direction at a portion where the absorbent body material 12a is disposed.
- the force temporary joining method described to be used for temporarily joining the hook material 22 may be only crimping by embossing, or may be bonded instead of the hook material 22. .
- the back sheet 30 is a thermoplastic and liquid-impermeable sheet such as polyethylene or polypropylene.
- the back sheet 30 is formed to be sufficiently wider than the base absorbent body 10 and extends outward in the width direction on both sides in the width direction to a predetermined region centered on the body excretion opening portion abutting position Z in the longitudinal direction.
- a holding part 32 is formed.
- a release sheet 34 (FIGS. 2 and 8) is provided on the back side of the back sheet 30 near the region where the base absorbent body 10 exists on the front side and the holding portion 32 with an adhesive 35 interposed therebetween. Yes. When the absorbent article 1 is used, the release sheet 34 is peeled off and the back sheet 30 is brought into contact with the inner side of the undergarment.
- the holding portion 32 is folded outward and brought into contact with the outer surface of the underwear, and the absorbent article 1 is held on the underwear by the adhesive 35 interposed between the back sheet 30 and the underwear.
- the release sheet 34 is coated with a release agent and can be easily removed from the adhesive.
- a force that makes the back sheet 30 as a sheet member a thermoplastic and liquid-impermeable sheet such as polyethylene and polypropylene includes a thermoplastic and liquid-impermeable sheet, such as a thin paper nonwoven fabric and the like. You may use the sheet-like member laminated
- FIG. 8 is a diagram for explaining a state in which the absorbent article is packaged.
- the holding portion 32 is bent to the front surface side, and the release sheet 34 that covers the adhesive 35 is provided on each of the holding portion 32 and the back surface side on both sides.
- the absorbent article 1 in a state where the release sheet 34 is provided is folded to the front surface side so as to be wound along the longitudinal direction together with the rectangular packaging sheet 36 disposed on the back surface side.
- the end on the rear end lb side of the absorbent article 1 in the packaging sheet 36 (hereinafter referred to as the rear end 36b of the packaging sheet 36) extends longer than the absorbent article 1 and is slightly coated with adhesive.
- the release sheet 34 provided on the holding portion 32 folded on the surface side of the top absorbent body 20 has a very weak adhesive force on the non-peeled side. Glued.
- the lead tape 38 provided on the front end 36a side of the packaging sheet 36 is attached to the outer surface of the packaging sheet 36 on the rear end 36b side that has already been folded together with the absorbent article 1.
- the packaging sheet 36 folded together with the absorbent article 1 is sealed by bonding the edge 36c in the longitudinal direction, and the absorbent article 1 is accommodated in the bag-shaped packaging sheet 36. To be supplied.
- the packaged absorbent article 1 when the lead tape 38 is peeled off by the user and the packaging sheet 36 is opened, the front end la is exposed.
- the absorbent article 1 is configured to be easily taken out by peeling off the exposed front end la of the absorbent article 1 and the packaging sheet 36 with the lead tape 38.
- the removed absorbent article 1 is placed at an appropriate position on the underwear with the release sheet 34 on the back side peeled off. Then, the release sheet 34 of the holding part 32 is peeled off, folded back to the underwear side, and fixed to the underwear by sticking with the adhesive 35 on the outside of the underwear.
- the base absorbent body 10 and the base absorbent body 10 are lifted by the user holding the grip part 25a of the non-joint part 20c that is not joined to the base absorbent body 10 in the reinforcing part 25 of the top absorbent body 20 and lifting the top absorbent body 20 by the user.
- the temporary joining with the top absorbent body 20 is released, and the rear end 20b side of the top absorbent body 20 is separated from the base absorbent body 10.
- the user moves the gripping portion 25a in the longitudinal direction (substantially up and down), so that the top absorbent body 20 is in close contact with the body excretion site and the body groove near the body excretion site.
- the position of the absorber 20 is adjusted.
- the top absorbent body 20 is folded and fixed at the skin side surface of the back body of the underwear or the edge of the underwear.
- the top absorbent body 20 is positioned in a state in which it is preferably in contact with the body.
- the hook material 22 is provided on the lower side of the top absorbent body 20 where the absorbent body material 12a is provided on the rear side of the top absorbent body 20, the hook material 22 is It may be fixed to the base absorbent body 10.
- the base absorbent body 10 is longer than the top absorbent body 20, the rear end side of the top absorbent body 20 whose position has been adjusted may be fixed to the base absorbent body 10 as necessary.
- FIG. 9 shows the first embodiment of the manufacturing method for manufacturing the absorbent article 1 described above.
- the first embodiment of the manufacturing method for manufacturing the absorbent article 1 includes the continuum manufacturing step S100 for manufacturing the continuum 21 with the continuous top absorbent body 20 and the base absorbent body.
- Base absorbent body production step S200 for producing 10 and main production step S300 for producing absorbent article 1 using base absorbent body 10 and continuous body 21 and packaging pretreatment for making absorbent article 1 ready for packaging Step S400 and packaging step S500 for packaging the absorbent article 1 are provided.
- FIG. 10 is a diagram for explaining the continuum manufacturing step.
- FIG. 11 is a diagram for explaining a base absorbent body manufacturing step.
- FIG. 12 is a diagram for explaining the main manufacturing steps.
- FIG. 13 is a diagram for explaining the pre-packaging process step.
- FIG. 14 is a diagram for explaining the packaging step. 10 to 14, the flow of each manufacturing step is shown on the upper side, and the image of the article to be manufactured is shown on the lower side.
- the absorbent article 1 is manufactured while the material and the product are placed and moved on a conveying device such as a conveyor.
- the belt-like topsheet 14 wound in a roll shape is supplied onto the conveying device 3 for manufacturing a continuous body as shown in FIG.
- the top sheet 14 is transported, air is sucked from below the transport device 3, and the top sheet 14 is attracted to the transport device 3 side.
- An intermediate sheet 16 cut into a single sheet is supplied onto the transported top sheet 14, and the top sheet 14 and the intermediate sheet 16 are integrated by hole embossing. Opening Boss processing is performed by passing between two rollers (not shown) facing each other up and down.
- one roller used for hole embossing is provided with a conical protrusion
- the opposite roller is provided with a hole into which the conical protrusion enters.
- the roller on which the protrusion is formed is heated, and when the conical protrusion penetrates the top sheet 14 and the intermediate sheet 16 to form an opening, the opening edge is thermally fused. As a result, the top sheet 14 and the intermediate sheet 16 are integrated.
- the ground pulp, the superabsorbent polymer, and the heat-seal are supplied onto the intermediate sheet 16 from an apparatus for pulverizing the sheet-like pulp.
- the absorbent body material 12a mixed with the conductive fiber is formed in a predetermined shape and laminated.
- the absorbent body material 12a is transported in a state where the absorbent body material 12a is placed on the intermediate sheet 16 arranged on the surface sheet 14 that is continuously supplied and spaced apart along the transport direction.
- Hot melt adhesive is applied between the absorbent materials 12a that are transported in series and adjacent to each other and on the top sheet 14 that is positioned beside the absorbent material 12a in the width direction (direction intersecting the transport direction). .
- the surface shape of the conveying device 3 is such that when the laminated sheet 11 in which the surface sheet 14, the intermediate sheet 16, and the absorbent body material 12a coated with the hot melt adhesive is conveyed, the surface sheet 14 absorbs. It is bent to guide the topsheet 14 so as to wrap the body material 12a. By guiding the surface sheet 14 along the bent surface of the conveying device 3, the absorbent body material 12 a is wrapped by the surface sheet 14 integrated with the intermediate sheet 16. In the present embodiment, the side that becomes the surface when the absorbent article 1 is completed is directed to the conveying device 3 side.
- the absorbent body material 12a is wrapped by the top sheet 14, the end portion in the width direction of the top sheet 14 is overlapped and bonded on the upper side of the absorbent body material 12a, and the top sheet 14 has a cylindrical shape. Become. At this time, the absorbent body material 12a is supplied to the conveying device 3 at a predetermined interval, and a plurality of absorbent body materials 12a are connected at intervals in the cylindrical surface sheet 14. It ’s going to be.
- the adjacent absorbent body materials 12a wrapped in the surface sheet 14 are embossed and bonded together by embossing.
- the embossing is the same as the above-described opening embossing, the force executed by passing between the two rollers facing each other up and down, and the lower roller provided on the conveying device 3 side is provided with the absorber material 12a.
- a protrusion is formed at a portion that comes into contact with a region where the emboss is to be formed when it is conveyed, and the surface of the upper roller that faces is formed flat.
- the tip of the protrusion is formed flat, the surface sheet 14 is formed with a recess having a flat bottom.
- the absorbent body material 12a wrapped in the surface sheet 14 integrated with the intermediate sheet 16 passes between the upper roller and the lower roller, the space between the absorbent body material 12a adjacent to the protrusions is squeezed.
- the absorber material 12a squeezed by the protrusions is bonded and sealed, and the sealed portions become the reinforcing portions 25 and 26, and the reinforcing portions 25 and 26 are formed before and after the absorber material 12a, respectively.
- a continuous body 21 of the top absorbent body 20 is manufactured (reinforcing part forming step).
- the continuous body 21 is further transported and subjected to a process of imparting creases along the thin-walled portion 12c of the absorbent body material 12a.
- the crease is applied so that the bending force S can be easily applied at the center in the width direction of the top absorbent body 20 so that the top absorbent body 20 is in close contact with the body groove near the body excretion opening.
- creases are imparted so that the absorbent article 1 is naturally folded at the center in the width direction when the absorbent article 1 is mounted. As shown in FIG.
- the crease is supported by a shaft extending in the width direction, and the absorbent body material 12a is covered by the top sheet 14 on the disk-shaped rotating disk 40 that rotates along the conveying direction of the conveying device 3. Granted by passing in a chained state.
- the turntable 40 is configured so that only the thin portion 12c of the absorbent body material 12a and the vicinity thereof are in contact with each other from the side on which the topsheet 14 is overlaid in the conveying direction.
- the hook material 22 is supplied to the portion of the continuous body 21 that becomes the top absorbent body 20. It is. At this time, a hot melt adhesive is applied to the back surface of the hook material 22.
- the hook material 22 is bonded to either one of the reinforcing portions 25 and 26 provided before and after the top absorbent body 20 in the transport direction.
- the hook member 22 is bonded to the reinforcing portion 25 positioned on the rear side in the transport direction. In this state, it is supplied to the main manufacturing step S300.
- the base absorbent body manufacturing step S200 is performed on a transfer device 4 different from the continuous body manufacturing step S100.
- the strip-shaped thin paper 12b wound in a roll shape is pulled out and supplied onto the transport device 4 as shown in FIG.
- an absorbent body material 12a in which a pulverized pulp, a superabsorbent polymer, and a heat-fusible fiber supplied from an apparatus for pulverizing sheet-like pulp are mixed has a predetermined shape. It is formed and mounted. At this time, the absorbent body material 12a has a substantially rectangular shape, the rear end side is curved to the front end side at the center in the width direction, and the longitudinal direction is arranged along the transport direction.
- Air is sucked from below 4, and the thin paper 12b and the absorbent body material 12a are attracted to the conveying device 4 side.
- the surface shape of the transport device 4 is bent so that the thin paper 12b wraps the absorbent material 12a when the laminated thin paper 12b and the absorbent material 12a are transported, and the transport device 4 is bent. As the thin paper 12b is guided along the surface, the absorbent body material 12a is wrapped by the thin paper 12b. In the present embodiment, the side that becomes the surface when the absorbent article 1 is completed is directed to the conveying device 4 side. Therefore, when the absorbent material 12a is wrapped with the thin paper 12b, the end of the thin paper 12b in the width direction (direction intersecting the transport direction) is overlapped and bonded on the upper surface side of the absorbent material 12a, The thin paper 12b has a cylindrical shape.
- the absorbent body material 12a is supplied to the conveying device 4 at a predetermined interval, and a plurality of absorbent body materials 12a are connected at intervals in the thin paper sheet 12b formed in a cylindrical shape. ing.
- the front end portion and the rear end portion in the transport direction, and the front end side from the transport direction half and the width Embossing is performed to squeeze the central part in the direction (direction intersecting the transport direction) to form emboss.
- embossing is performed by passing between two rollers (not shown) facing each other up and down.
- the lower roller provided on the conveying device 4 side has a protrusion formed in a portion that comes into contact with an area where the embossing is to be formed when the absorbent body material 12a is conveyed.
- the surface is formed flat.
- the protrusions squeeze the thin paper sheet 12b and the absorbent body material 12a together.
- the thin paper 12b and the absorbent body material 12a are integrated by being squeezed by the protrusions to form a plurality of embossments.
- the thin paper 12b and the absorbent body material 12a integrated with embossing are cut by a cutter or the like along the outer shape of the absorbent body material 12a.
- the belt-like surface sheet 14 wound in a roll shape is applied to the upper surface of the conveying device 4 with hot-melt adhesive applied on the upper surface. Has been supplied to. Then, the integrated thin paper 12b and the absorbent body material 12a are transported and placed on the surface sheet 14.
- the thin paper 12b and the absorbent body material 12a conveyed together with the top sheet 14 are subjected to grooved embossing.
- Grooved embossing is similar to the above-mentioned embossing, and the emboss is formed by a protrusion provided on one of the rollers while passing between two vertically oriented rollers.
- a groove portion 18 (FIG. 5) connected to the formed portion is formed, and a plurality of deep recess portions 19 (FIG. 5) force groove portions 18 having a deeper bottom portion in the groove portion 18 are formed.
- the roller having the protrusion is heated to about 50 ° C to 200 ° C.
- an integrated groove 18 and deep bottom recess 19 are formed.
- an elongated round first groove portion 18a and a first groove portion 18a are formed substantially along the longitudinal direction in the central portion in the width direction of the absorbent body material 12a.
- a plurality of arc-shaped second groove portions 18b formed so as to connect the parallel straight portions.
- the width between the linear grooves of the first groove portion 18a is formed so as to substantially match the width of the top absorbent body 20, and a plurality of deep bottom recesses 19 are formed in the groove portions 18a and 18b.
- one of the rollers is provided with a continuous groove protrusion for forming the first groove 18a and the second groove 18b, and a plurality of deep bottom recesses 19 are formed on the top of the groove protrusion. Projections are formed at intervals from each other.
- Grooves 18a and 18b formed by grooved embossing prevent the surface sheet 14 from being lifted from the absorber material 12a, and when menstrual blood or the like flows into the grooves 18a and 18b, the high density It has the function of suppressing the spread of menstrual blood and the like by promoting penetration into the part that has been squeezed, and also has the function of promoting three-dimensional bending to enhance adhesion to the body when worn.
- the back sheet 30 is supplied onto the base absorbent body 10 manufactured in the base absorbent body manufacturing step S200. At this time, the back sheet 30 is bonded to the base absorbent body 10 by applying a hot methanol adhesive on substantially the entire surface.
- the back sheet 30 is a belt-like sheet that is sufficiently wider than the width of the base absorbent body 10.
- a sheet member joining step that forms a joining portion 31 over the entire periphery on the outer edge of the planar shape of the absorbent article 1 when the back sheet 30 is conveyed in a state of being placed on the base absorbent body 10.
- a round seal process since the rear end side of the base absorbent body 10 is curved toward the front end side at the center in the width direction, a round seal-sealed joint 31 is formed on the rear side of the base absorbent body 10.
- the round sealing process is a force that is a process of heat-pressing and curing a portion along the outer shape of the planar shape of the absorbent article 1 and does not necessarily need to be hot-pressed over the entire circumference.
- the rear end side of the base absorbent body 10 is joined along the outer edge of the absorbent body material 12a, and the part that becomes the outer edge of the manufactured absorbent article 1 is joined! /, Or not at all.
- the round seal processing is executed by passing between two rollers (not shown) opposed to each other in the vertical direction. For example, pressure and heat are applied between the base absorbent body 10 and the back sheet 30 between a pattern roll having a protrusion that matches the outer edge of the planar shape of the absorbent article 1 and a smooth roll having a substantially smooth surface. Absorbed by passing with added A joint 31 that substantially coincides with the outer edge of the planar shape of the article 1 is formed. At this time, the heating temperature in the round seal process is set to a temperature at which the thermoplastic back sheet 30 is not damaged! /.
- the continuous body 21 manufactured in the continuous body manufacturing step S100 is below the base absorbent body 10. Is fed onto the transfer device 4. At this time, the absorbent body material 12a of the top absorbent body 20 is the center in the width direction of the base absorbent body 10, and the end portion of the front reinforcing portion 26 of the absorbent body material 12a is positioned at the front end of the base absorbent body 10. Positioned.
- the top absorbent body 20 formed from the continuous body 21 is supplied so that the body contact surface side, that is, the side on which the intermediate sheet 16 is provided faces the conveying device 4.
- the supplied continuous body 21 is supplied by applying a hot-melt adhesive to the reinforcing portion 26 on the front end 12f side with respect to each absorber material 12a.
- embossing as a continuum joining step is performed on the portion where the reinforcing portions 25, 26 on the front end 12f side and the rear end 12g side of the absorbent body 12a of the continuum 21 overlap with the base absorbent body 10.
- the reinforcing material 26 on the front end 12f side of the absorbent body material 12a and the base absorbent body 10 have an adhesive interposed therebetween, so that they cannot be separated by embossing that presses almost the entire area of the reinforcing material 26. This is joined. Further, it is possible to perform the main joining even with a low pressing force by increasing the wire diameter of the hot melt adhesive applied to the reinforcing portion 26 of the continuous member 21 supplied at this time.
- heat may be applied to a level that does not damage the back sheet 30.
- a partial embossing is applied to the front end side of the base absorbent body 10 where the absorbent body material 12a does not exist. To the main joint.
- the reinforcing portion 25 on the rear end 20b side of the top absorbent body 20 has a reinforcing portion 25 and a base absorbent body 10 between the temporary joint portion 25c and the rear end lb of the manufactured absorbent article 1.
- Joining A non-joined part 20c is formed.
- the non-joining part 20c is provided for a length that can be gripped by the user of the absorbent article 1 and becomes the gripping part 25a. That is, by the embossing that temporarily joins the reinforcing portion 25 and the base absorbent body 10, the rear end 20 b side of the top absorbent body 20 does not impair the functions of the base absorbent body 10 and the top absorbent body 20.
- the embossing process that temporarily joins the reinforcing part 25 of the continuous body 21 and the base absorbent body 10 and the embossing process that fully joins the reinforcing part 26 of the continuous body 21 and the base absorbent body 10 are the first. May be executed in two steps, or the front end protrusion and the rear end protrusion may be executed in one step by an apparatus provided with one roller.
- the reinforcing part 26 on the front end 20a side of the top absorbent body 20 and the base absorbent body 10 are joined together, it is not always necessary to perform embossing.
- the base adhesive Since the base adhesive is applied, it is possible to perform the main joining without being peeled off even if it is only crimped. Even when the main bonding and the temporary bonding are crimped in one step, since no adhesive is interposed between the reinforcing portion 25 and the base absorbent body 10, the reinforcing portion 25 and the base absorbent body are used. It is possible to temporarily bond 10 and.
- a release sheet 34 coated with a hot melt adhesive is applied to the central portion of the back sheet 30. That is, the adhesive 35 is not directly applied to the back sheet 30 but is supplied to the back sheet 30 in a state of being applied to the release sheet 34. Then, after transferring the release sheet 34 to the back sheet 30, the adhesive 35 is left on the back sheet 30 when the release sheet 34 is peeled off. At this time, the release sheet 34 may be bonded to the base absorbent body 10 after being bonded to the back sheet 30.
- the continuous body 21, the base absorbent body 10, the back sheet 30 and the like are superposed along the outer edge in the planar shape of the absorbent article 1. Cut with a cutter or the like. The position to be cut at this time is a joint 31 joined by a round seal Karoe. At this time, the continuous body 21 is cut at a position where the front end 20a and the rear end 20b of the formed top absorbent body 20 coincide with the front end and the rear end of the back sheet 30.
- the outer peripheral edge of the absorbent article 1 in the planar shape is covered with the entire circumference.
- the force S, the base absorbent body to be transported, the top absorbent body, etc. which have been explained with respect to the wind seal processing are cut with a cutter provided with a blade on the roller surface, at least the absorbent article 1 Of the outer edges of the planar shape, it is desirable to apply round seal processing to the front and rear ends in the transport direction.
- round seal processing By applying round seal processing to the front and rear ends in the conveying direction, the front and rear ends are hardened and easily cut, and the base absorbent body 10 after cutting is wound around a roller having a cutter blade.
- the holding portion 32 is guided by the wall and the surface. Folded to the side.
- a release sheet 34 coated with a hot methanol adhesive 35 is applied to the folded holding portion 32 from the conveying device 4 side. In this state, the absorbent article 1 is folded into a substantially rectangular shape.
- the absorbent article 1 to which the release sheet 34 is applied is supplied to the packaging step S500 after the direction is changed so that the longitudinal direction is along the direction orthogonal to the transport direction.
- a strip-shaped packaging sheet 36 is supplied onto the conveying device 4 as shown in FIG.
- the absorbent article 1 that has been pre-packaged is placed with the surface side facing upward.
- the absorbent article 1 whose surface side is directed to the conveying device 4 side is turned over and placed with the surface side facing upward.
- a small amount of hot-melt adhesive is applied to the packaging sheet 36 along the longitudinal direction of the absorbent article 1 at several places, and the absorbent article 1 is placed on the back side with the packaging sheet 36 at several places. Glued.
- the absorbent article 1 placed on the packaging sheet 36 passes between bent wall portions (not shown) provided on the upper part in a state of being separated from the conveying device 4, the absorbent article 1 is placed on the wall together with the packaging sheet 36. Guided by the section, the absorbent article 1 is folded in a nearly three-fold shape so as to be wrapped. At this time, the rear end 36b of the packaging sheet 36 is adhered to the front surface side of the absorbent article 1 by the adhesive applied to the rear end 36b of the packaging sheet 36 by folding the packaging sheet 36 together with the absorbent article 1.
- the Folded rear end 36b side packaging sheet 36, front end 36a side The absorbent article 1 is folded together with the packaging sheet 36, and the front end 36a of the packaging sheet 36 is overlaid on the outer surface of the packaging sheet 36 that has already been folded, and is fixed by the lead tape 38.
- the plurality of folded absorbent articles 1 are conveyed while being spaced apart from each other in the conveying direction in the cylindrically formed packaging sheet 36.
- the base absorbent body 10, the back sheet 30, and the continuous body 21 are joined and then cut along the outer shape of the absorbent article 1. Therefore, it is possible to manufacture the absorbent article 1 by cutting the base absorbent body 10, the back sheet 30, and the continuous body 21 in a single cutting step.
- the part to be cut is a part forming the outer shape of the absorbent article 1 in which the base absorbent body 10 and the back sheet 30 are joined in the sheet member joining step, and thus the outer peripheral edge of the formed absorbent article 1 It is possible to produce a durable absorbent article 1 with the parts joined.
- the top absorbent body 20 from which the continuous body 21 has been cut has the reinforcing portion 26 of the front end 20a is permanently joined so as not to be peeled off, and the reinforcing portion 25 of the rear end 20b is temporarily joined so as to be peeled off. It is possible to peel the reinforcing part 25 of the end 20b from the base absorbent body 10 so that the top absorbent body 20 is joined to the base absorbent body 10 only by the reinforcing part 26 of the front end 20a, and the rear end 20b side. It is possible to manufacture an absorbent article 1 that can be used while being separated from the base absorbent body 10.
- the absorbent article 1 that can be used by separating the top absorbent body 20 from the base absorbent body 10 and inserting the top absorbent body 20 into the groove of the buttocks so as to be in close contact with the body. . Further, since the reinforcing portion 25 on the rear end 20b side of the top absorbent body 20 is temporarily fixed inside the joint portion 31 joined in the sheet member joining step, the temporary absorbent portion of the top absorbent body 20 The portion of the rear end 20b is not joined to the base absorbent body 10. For this reason, it is possible to manufacture the absorbent article 1 that can grip the rear end 20b of the top absorbent body 10 and easily peel the top absorbent body 20 and the base absorbent body 20 from each other.
- the continuous body 21 includes 1
- the reinforcing portion 26 at the front end 20a in the longitudinal direction of the two top absorbent bodies 20 and the base absorbent body 10 can be joined more firmly, and can be made in an inseparable state.
- the absorbent article 1 is manufactured by joining the continuous body 21 in which the top absorbent body 20 is continuous and the base absorbent body 10, but the manufacturing method of the second embodiment is a single unit in advance.
- the top absorbent body 20 is manufactured, and the single top absorbent body 20 and the base absorbent body 10 are joined.
- the same members as those in the first embodiment are denoted by the same reference numerals, and descriptions thereof and descriptions of similar steps are omitted.
- the continuous body 21 is cut into individual top absorbent bodies 20 after the continuous body manufacturing step S100, and the continuous body 21 is not cut in the main manufacturing step S300. This is different from the manufacturing method of the first embodiment. Therefore, in the second embodiment, a continuum cutting step S150 for cutting the continuum 21 is added after the continuum manufacturing step S100 of the first embodiment to form a single absorber manufacturing step S110.
- the main manufacturing step S301 is executed in which the step of cutting the continuum 21 is removed from the main manufacturing step S300 of the state.
- FIG. 15 is a diagram for explaining the continuum cutting step.
- FIG. 16 is a diagram for explaining the main manufacturing steps of the second embodiment.
- the continuous body 21 manufactured in the continuous body manufacturing step S100 is embossed in the continuous body cutting step S150.
- a single top absorbent body 20 is cut by a cutter or the like at the positions of the reinforcing portions 25 and 26. At this time, the cut top absorbent body 20 is cut to such a length that the rear end 20b substantially coincides with the rear end of the back sheet 30 when joined to the base absorbent body 10.
- the cut top absorbent body 20 is supplied to the main manufacturing step S301.
- the base absorbent body manufactured in the base absorbent body manufacturing step S200 10 is supplied with a back sheet 30 and is round-sealed as a sheet member joining step to the outer edge of the planar shape of the absorbent article 1 to form a joint 31.
- the single top absorbent body 20 produced in the single absorbent article production step S110 is conveyed, the single top absorbent body 20 produced in the single absorbent article production step S110. Is supplied onto the transfer device 4 from below the base absorbent body 10. At this time, the top absorbent body 20 is positioned at the center in the width direction of the base absorbent body 10, and the reinforcing portion 26 on the front end 20 a side of the top absorbent body 20 is positioned at the front end of the base absorbent body 10. At this time, the rear end 20b of the top absorbent body 20 is disposed so as to substantially coincide with the rear end of the back sheet 30. Further, a hot melt adhesive is applied and supplied to the reinforcing portion 26 on the front end 20a side of the supplied top absorbent body 20.
- embossing as an absorber joining step is performed on the portion where the reinforcing portions 25 and 26 on the front end 20a side and the rear end 20b side of the top absorbent body 20 overlap with the base absorbent body 10. .
- the reinforcing portion 26 of the top absorbent body 20 and the base absorbent body 10 are permanently joined together by an embossing that presses almost the entire area of the reinforcing portion 26 because an adhesive is interposed between them.
- the main melt bonding can be performed even with a low pressing force by increasing the wire diameter of the hot melt adhesive applied to the reinforcing portion 26 of the top absorbent body 20 supplied at this time. Further, the heat may be applied to a level that does not damage the back sheet 30.
- a non-bonded portion 20c is formed in which is not bonded.
- the non-joint part 20c is such that the user of the absorbent article 1 can grip it. It is provided for the length of and becomes the gripping portion 25a. That is, by the embossing for temporarily joining the reinforcing portion 25 and the base absorbent body 10, the rear end 20 b side of the top absorbent body 20 does not impair the functions of the base absorbent body 10 and the top absorbent body 20. Are temporarily joined to such an extent that they can be separated from each other and easily separated, and a grip portion 25a is formed at the rear end.
- the embossing that temporarily joins the reinforcing part 25 of the top absorbent body 20 and the base absorbent body 10 and the embossing that joins the reinforcing part 26 of the top absorbent body 20 and the base absorbent body 10 are both performed. May be executed in two steps, or the front end protrusion and the rear end protrusion may be executed in one step by an apparatus provided with one roller.
- the reinforcing portion 26 on the front end 20a side of the top absorbent body 20 and the base absorbent body 10 are to be joined together, the reinforcing portion 26 on the front end 20a side is not necessarily subjected to embossing.
- a release sheet 34 coated with a hot melt adhesive is applied to the central portion of the back sheet 30.
- the top absorbent body 20, the base absorbent body 10, the back sheet 30, etc. are overlapped along the outer edge of the planar shape of the absorbent article 1, that is, Cut along the joint 31 joined by round sealing with a cutter or the like.
- the individual absorbent articles 1 formed by cutting with a cutter or the like are supplied to the packaging pretreatment step S400.
- the base absorbent body 10 and the back sheet 30 are joined and then cut along the outer shape of the absorbent article 1.
- the absorbent article 1 can be manufactured by cutting the base absorbent body 10 and the back sheet 30 respectively.
- the part to be cut is the joining part 31 having the outer shape of the absorbent article 1 in which the base absorbent body 10 and the back sheet 30 are joined in the sheet member joining step. Strong absorption by joining the outer periphery Article 1 can be manufactured.
- the top absorbent body 20 has the reinforcing portion 26 of the front end 20a permanently joined so as not to be peeled, and the reinforcing portion 25 of the rear end 20b is temporarily joined so as to be peelable, so that the reinforcing portion 25 of the rear end 20b is used as a base.
- the top absorbent body 20 can be separated from the absorbent body 10 so that the top absorbent body 20 is joined to the base absorbent body 10 only by the reinforcing portion 26 of the front end 20a, and the reinforcing portion 25 on the rear end 20b side is connected to the base absorbent body. It is possible to produce an absorbent article 1 that can be used in a state separated from 10.
- the absorbent article 1 that can be used by separating the top absorbent body 20 from the base absorbent body 10 and inserting the top absorbent body 20 into the groove of the buttocks so as to be in close contact with the body. Furthermore, since the reinforcing portion 25 of the rear end 20b of the top absorbent body 20 is temporarily fixed on the inner side of the joint portion 31 joined in the sheet member joining step, the temporary absorbent portion 25c of the top absorbent body 20 The rear end 20b side is not joined to the base absorber 10.
- the absorbent article 1 that can easily peel the top absorbent body 20 and the base absorbent body 10 by gripping the rear end 20b side from the temporary joint portion 25c of the top absorbent body 20.
- the reinforcing part 26 at the front end 20a in the longitudinal direction of the top absorbent body 20 and the base absorbent body 10 are pressure-bonded via an adhesive, the reinforcing part 26 at the front end 20a in the longitudinal direction of the top absorbent body 20 and the base absorbent body 10 Can be bonded more firmly, and can be made in a state in which they cannot be peeled off.
- the top absorbent body 20 is manufactured as a single body in the single absorbent body production step S110, the length of the top absorbent body 20 can be freely set. For this reason, it is possible to manufacture the absorbent article 1 having different specifications including the top absorbent bodies 20 having different lengths by a single manufacturing method.
- the top absorbent body 20 is gripped by the gripping portion 25a formed without protruding from the outer edge of the absorbent article 1. It is possible to produce an absorbent article 1 that can be easily separated from the base absorbent body. For this reason, it is possible to keep the size of the absorbent article 1 that is easy to wear small, and it is possible to provide the absorbent article 1 that is more portable.
- the back surface of the base absorbent body 10 and the back sheet 30 are heat-pressed via an adhesive, the base absorbent body 10 and the back sheet 30 are placed on the outer edge of the absorbent article 1. It is possible to produce a stronger absorbent article 1 that can be bonded more firmly. is there.
- the part to be permanently joined in the top absorbent body 10 so as not to be peeled is the reinforced reinforcing part 26, even if the strongly joined part is pulled, the top absorbent body 20 is hardly damaged. 1 can be manufactured.
- the part of the top absorbent body 20 that is temporarily joined so as to be peeled off is the reinforced reinforcing part 25, even if the temporarily joined part 25c is peeled off, the absorbent article 1 in which the top absorbent body 20 is hardly damaged is removed. It can be manufactured.
- the absorbent article 1 manufactured by the method of manufacturing the absorbent article 1 of the first and second embodiments is such that the front end 20a of the top absorbent body 20 is fully bonded and the rear end 20b is temporarily bonded. Therefore, it is possible to peel the rear end 20b from the base absorbent body 10 so that the top absorbent body 20 is joined to the base absorbent body 10 only by the front end 20a, and the rear end 20b It can be used with the side away from the base absorbent body 10. Therefore, it is possible to realize the absorbent article 1 that can be used by separating the top absorbent body 20 from the base absorbent body 10 and inserting it into the groove of the buttocks so as to be in close contact with the body.
- the reinforcing portion 25 of the rear end 20b of the top absorbent body 20 is temporarily fixed on the inner side of the joint portion 31 joined in the sheet member joining step, so that it is behind the temporary joint portion 25c of the top absorbent body 20.
- the end 20b side can be a grip portion 25a that is not joined to the base absorbent body 10.
- the gripping portion 25a is formed without protruding from the base absorbent body 10 and the like, and the top absorbent body 20 and the base absorbent body can be easily separated by gripping the rear end 20b edge side of the top absorbent body 20.
- a possible absorbent article 1 can be realized. For this reason, it is possible to reduce the size of the absorbent article 1 that is easy to wear, and it is possible to provide the absorbent article 1 having excellent portability.
- FIG. 17 is a view showing a modification of the absorbent article according to the first and second embodiments.
- Absorbent / absorbent / absorbent article product 11 is an absorbent / absorbent / absorbent article product main body.
- the basic absorption / absorption body 1100 had the absorption / absorption body-based base material 1122 and the surface sheet sheet 1144.
- the main body of the property article must always have the absorber / absorber absorber base material 1122, and it is not necessary to have it! /. .
- Absorbent / absorbent / absorbing / absorbing article 22 according to the thirty-third embodiment of the embodiment is that the main body of the absorbent / absorbing / absorbing / absorbing article is only a surface sheet sheet 1144. I will explain it by following the examples that are structured. . In the following explanation, the same reference numerals are used for the same parts as in the eleventh embodiment. The explanation of the explanation and the explanation about the same step are omitted. .
- FIG. 1188 is a plane plan view showing the front surface side of the absorbent-absorbing / absorbing article according to the forty-fourth embodiment.
- the absorbent-absorbing / absorbing material article 22 in the thirty-third practical embodiment is a long and long shape in a predetermined direction.
- the back and back surface side of the liquid liquid body to be absorbed and absorbed by the top absorption and absorption body 2200 is provided on the back and back surface side.
- the top-top absorption / absorption body 2200 is arranged on the front surface sheet sheet 1144 along its longitudinal direction.
- supplementary reinforcing strong portions 2255, 2266 are formed on the front front end 2200aa side and the rear rear end 2200bb side of the top-top absorption / absorption body 2200. !! //, Ruru. .
- the front reinforcing end 2200aa side supplementary reinforcing strong portion 2266 is the front end as one end portion of the top absorbent absorbent body 2200.
- the main reinforcing joint 2255 on the 2200bb side of the rear rear end 2200bb side is joined to the front surface sheet 1144. From the surface sheet 1144, it is shaped to allow for separation and separation.
- the rear reinforcement end 2200bb side reinforcement reinforcement 2255 is the front surface sheet sheet 1144 and the back sheet sheet sheet 3300.
- the joint joint part 3311 joined at the part is on the inner and inner side of the twisted part, and the user of the absorbent-absorbing material article is used by the user.
- the main body of the absorbent-absorbing / absorbing / absorbing / absorbing material article is constituted only by the surface sheet sheet 1144.
- the sheet member is formed by stacking layered sheet materials in addition to the sheet surface sheet sheet 1144.
- the material is absorptive / absorptive / absorptive material. .
- the top absorbent body 20 may be produced as a continuous body 21 or may be produced as a single absorbent body. Will be described.
- the manufacturing method for manufacturing the absorbent article 2 has a continuum manufacturing step S100, a main manufacturing step S320, a packaging pretreatment step S400, and a packaging step S500. Since the main body of the absorbent article is only the surface sheet 14, the first embodiment is that the surface sheet 14 is first supplied in the main manufacturing step S320 in which there is no process corresponding to the base absorbent body manufacturing step of the above embodiment. Different from the manufacturing method of the form
- a belt-shaped topsheet 14 as an absorbent article body is supplied on the conveying device 4.
- the back sheet 30 is supplied to the transport device 4 on the top sheet 14 being transported.
- the sheet When transported in a state in which the back sheet 30 is stacked on the top sheet 14, the sheet is joined as a sheet member joining step that forms the joining part 31 over the entire periphery on the outer edge of the planar shape of the absorbent article 2. Sealing is applied, and the outer edge is cured by thermocompression bonding over the entire circumference.
- the continuum 21 manufactured in the continuum manufacturing step S100 is supplied onto the transport device 4 from below the top sheet 14.
- the supplied continuous body 21 is supplied so that the body contact surface side, that is, the side on which the intermediate sheet 16 is provided faces the conveying device 4.
- the supplied continuous body 21 is provided by applying a hot melt adhesive to the reinforcing portion 26 on the front end side of each absorbent body material 12a.
- embossing as a continuum joining step is performed on the portion where the reinforcing portions 25, 26 on the front end 12f side and the rear end 12g side of the absorbent body 12a of the continuum 21 and the top sheet 14 overlap. Is given. At this time, the reinforcing portion 26 on the front end 12f side and the surface sheet 14 in the absorbent body material 12a are joined together so as not to be peeled off because an adhesive is interposed therebetween. On the other hand, since no adhesive is interposed between the reinforcing portion 25 on the rear end 12g side of the absorbent body material 12a and the surface sheet 14, it is temporarily fixed so as to be peelable.
- the embossing for temporarily fixing the reinforcing portion 25 and the top sheet 14 is inside the joint 31 where the top sheet 14 and the back sheet 30 are round-sealed, and the absorbent article. It is applied at a position where a reinforcing portion 25 not joined to the topsheet 14 is formed on the rear end side of the temporary joining portion by embossing to the extent that the user 2 can grip.
- the rear end 20b side of the top absorbent body 20 has the functions of the top sheet 14 and the top absorbent body 20 by embossing that temporarily joins the reinforcing portion 25 on the rear end 12g side and the top sheet 14. It is joined to such an extent that it can be easily separated from the base absorbent body 10 without being damaged, and a grip portion 25a is formed at the rear end.
- the release sheet 34 to which the hot melt adhesive is applied is applied to the back sheet 30, and the release sheet 34 is applied to the back sheet 30, the continuum 21, the top sheet 14, and the back sheet In a state where 30 etc. are overlapped, it is cut by a cutter or the like along the outer edge in the planar shape of the absorbent article 2, that is, along the joint 31 joined by round sealing (cutting step). .
- the continuous body 21 is cut at a position where the front end 20a and the rear end 20b of the formed top absorbent body 20 coincide with the front end and the rear end of the back sheet 30.
- the absorbent article main body is composed of the top sheet 14 and it is possible to easily manufacture the thin and compact absorbent article 2.
- the top absorbent body 20 wraps the outer periphery of the absorbent body material 12a and the intermediate sheet 16 with the top sheet 14, and the top absorbent body 20 has the front sheet 20 on the front end 20a side and the rear end 20b side.
- the top absorbent body 20 may be provided with the absorbent material 12a in the reinforcing parts 25 and 26 as well, in which the reinforcing parts 25 and 26 are formed by embossing with only the folded and bonded state. Absent.
- FIG. 20 is a diagram showing a method of manufacturing a top absorbent body in which the absorbent body material is also present in the reinforcing part.
- a belt-shaped top sheet 14 is supplied onto the conveying device 3 for producing a continuous body.
- An intermediate sheet 16 cut into a single sheet is supplied onto the transported top sheet 14, and the top sheet 14 and the intermediate sheet 16 are integrated by hole embossing.
- a sheet-like material such as an laid pulp sheet or a liquid-absorbing non-woven fabric is formed on the intermediate sheet 16 as the absorbent material 1.
- a hot-melt adhesive is applied onto the surface sheet 14 of the absorbent body material 12a that is connected and transported, which is positioned in a direction crossing the transport direction.
- the absorbent body material 12 a is wrapped by the surface sheet 14 integrated with the intermediate sheet 16.
- the single absorbent material 12a wrapped in the top sheet 14 is embossed at a predetermined interval. Embossing is formed and bonded by this embossing.
- a lower roller having a protrusion having a larger protrusion than the embossing performed between the absorbent body materials 12a adjacent to each other in the conveying direction is used, and the surface sheet 14,
- the absorbent material 12a and the intermediate sheet 16 are squeezed, and the squeezed portions become the reinforcing parts 25 and 26, and the top absorbent body 20 in which the reinforcing parts 25 and 26 are formed before and after the absorbent material 12a, respectively.
- Body 21 is produced.
- the continuous body 21 is further transported and subjected to a process of imparting creases along the thin-walled portion 12c of the absorbent body material 12a.
- the hook material 22 is supplied to the portion of the continuous body 21 that becomes the top absorbent body 20, and is supplied to the main manufacturing step S300.
- the force described for the configuration in which the base absorbent body 10 includes one absorbent body 12 at the center in the width direction is not limited thereto.
- the side absorber instead of the side absorber, It's also possible to have a three-dimensional gather for each! /.
- the hook for fixing the top absorbent body 20 in a state where the position of the top absorbent body 20 is adjusted so as to be in close contact with the groove portion of the body.
- a member for fixing the top absorbent body 20 such as the hook material 22 is not necessarily provided.
- the top absorbent body 20 is sandwiched and held in the body groove portion by allowing the top absorbent body 20 to enter the body groove portion.
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07831275.8A EP2085061A4 (en) | 2006-11-07 | 2007-11-06 | METHOD OF MANUFACTURING ABSORBENT ARTICLE AND ABSORBENT ARTICLE |
US12/444,618 US8235958B2 (en) | 2006-11-07 | 2007-11-06 | Absorbent article and method for producing absorbent article |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006-301744 | 2006-11-07 | ||
JP2006301744A JP4996910B2 (ja) | 2006-11-07 | 2006-11-07 | 吸収性物品の製造方法、及び、吸収性物品 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008056658A1 true WO2008056658A1 (fr) | 2008-05-15 |
Family
ID=39364473
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2007/071543 WO2008056658A1 (fr) | 2006-11-07 | 2007-11-06 | Procédé de fabrication d'un article absorbant et article absorbant |
Country Status (7)
Country | Link |
---|---|
US (1) | US8235958B2 (ja) |
EP (1) | EP2085061A4 (ja) |
JP (1) | JP4996910B2 (ja) |
KR (1) | KR101267128B1 (ja) |
CN (1) | CN101534766A (ja) |
MY (1) | MY154876A (ja) |
WO (1) | WO2008056658A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008246088A (ja) * | 2007-03-30 | 2008-10-16 | Uni Charm Corp | 吸収性物品 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2549969A4 (en) * | 2010-03-23 | 2014-04-30 | Unicharm Corp | VOIDABLE ARTICLE |
WO2017151490A1 (en) | 2016-02-29 | 2017-09-08 | Kimberly-Clark Worldwide, Inc. | Absorbent article with flat-back protection feature |
WO2017151513A1 (en) | 2016-02-29 | 2017-09-08 | Kimberly-Clark Worldwide, Inc. | Absorbent article with flat-back protection feature |
CN107088116A (zh) * | 2017-06-27 | 2017-08-25 | 松嘉(泉州)机械有限公司 | 一种新型拉提式卫生巾生产机械 |
CN118340620B (zh) * | 2024-05-22 | 2024-12-20 | 广东伊美洁健康科技有限公司 | 层叠式可撕拉卫生巾及其制备方法及生产设备 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS6256025U (ja) * | 1985-09-30 | 1987-04-07 | ||
JPH10286278A (ja) * | 1997-04-11 | 1998-10-27 | Hideko Oda | 生理用品 |
JPH11104169A (ja) * | 1997-09-30 | 1999-04-20 | Kao Corp | 吸収性物品 |
JP2002159534A (ja) * | 2000-11-27 | 2002-06-04 | Tomoe Higuchi | 生理用品 |
JP2003079662A (ja) | 2001-09-17 | 2003-03-18 | Uni Charm Corp | 吸収性物品 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS5397540A (en) | 1977-02-02 | 1978-08-25 | Ee Gurasuman Jiyakobu | Twice usable diaper |
BR9405714A (pt) * | 1993-01-22 | 1995-11-28 | Procter & Gamble | Absorvente feminino |
IT1307895B1 (it) * | 1999-04-30 | 2001-11-19 | Iolanda Calia | Assorbente esterno particolarmente atto ad impedire al flussomestruale di penetrare tra i glutei. |
US6652498B1 (en) * | 1999-11-08 | 2003-11-25 | Mcneil-Ppc, Inc. | Tapered compound sanitary napkin |
GB0103039D0 (en) * | 2001-02-07 | 2001-03-21 | Mok Lai Ying A | Absorbent article |
US6997915B2 (en) | 2001-06-12 | 2006-02-14 | Mcneil-Ppc, Inc. | Sanitary napkin with adjustable length intergluteal strip |
JP4245508B2 (ja) | 2004-04-27 | 2009-03-25 | 花王株式会社 | 使い捨ておむつ |
US7322966B1 (en) * | 2006-07-13 | 2008-01-29 | Deerin Robert F | Absorbent garment |
-
2006
- 2006-11-07 JP JP2006301744A patent/JP4996910B2/ja not_active Expired - Fee Related
-
2007
- 2007-11-06 KR KR1020097007906A patent/KR101267128B1/ko not_active IP Right Cessation
- 2007-11-06 MY MYPI20091635A patent/MY154876A/en unknown
- 2007-11-06 US US12/444,618 patent/US8235958B2/en not_active Expired - Fee Related
- 2007-11-06 CN CNA2007800414236A patent/CN101534766A/zh active Pending
- 2007-11-06 WO PCT/JP2007/071543 patent/WO2008056658A1/ja active Application Filing
- 2007-11-06 EP EP07831275.8A patent/EP2085061A4/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS6256025U (ja) * | 1985-09-30 | 1987-04-07 | ||
JPH10286278A (ja) * | 1997-04-11 | 1998-10-27 | Hideko Oda | 生理用品 |
JPH11104169A (ja) * | 1997-09-30 | 1999-04-20 | Kao Corp | 吸収性物品 |
JP2002159534A (ja) * | 2000-11-27 | 2002-06-04 | Tomoe Higuchi | 生理用品 |
JP2003079662A (ja) | 2001-09-17 | 2003-03-18 | Uni Charm Corp | 吸収性物品 |
Non-Patent Citations (1)
Title |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008246088A (ja) * | 2007-03-30 | 2008-10-16 | Uni Charm Corp | 吸収性物品 |
Also Published As
Publication number | Publication date |
---|---|
EP2085061A4 (en) | 2013-08-28 |
KR101267128B1 (ko) | 2013-05-23 |
US8235958B2 (en) | 2012-08-07 |
CN101534766A (zh) | 2009-09-16 |
US20100036354A1 (en) | 2010-02-11 |
JP2008113959A (ja) | 2008-05-22 |
MY154876A (en) | 2015-08-14 |
JP4996910B2 (ja) | 2012-08-08 |
KR20090077783A (ko) | 2009-07-15 |
EP2085061A1 (en) | 2009-08-05 |
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