JP4322265B2 - Disposable absorbent articles for men - Google Patents

Description

  The present invention relates to a male disposable absorbent article for infants, adults or incontinence.

In a conventional absorbent article such as an incontinence pad of this type, as described in Patent Document 1, for example, the absorbent article main body is formed of a liquid-permeable surface sheet and a synthetic resin film such as polyolefin. There is known a configuration in which an absorbent body is interposed between a liquid back sheet and this absorbent article main body is used in a substantially conical shape by overlapping and adhering both ends in the longitudinal direction.
JP-A-8-280727

  In the above-described conventional male disposable absorbent article, the absorbent article main body is overlapped and adhered to both ends in the longitudinal direction to form a substantially conical shape, and the substantially conical absorbent article body covers the male organ. In the case where the absorbent article main body is used while being attached to the body, the position of the absorbent article main body is likely to be displaced, and urine leakage occurs due to the position deviation of the absorbent article main body.

  Moreover, since the liquid-impermeable back sheet formed of a synthetic resin film such as polyolefin is not breathable, there is a problem that stuffiness occurs and skin irritation occurs.

  Furthermore, it is difficult to keep the absorbent article main body in a substantially conical shape by superimposing both ends in the longitudinal direction. There are problems that may occur and cause urine leakage.

  This invention is made | formed in view of the said problem, and provides the disposable absorbent article for men which can prevent the urine leakage by making the absorbent article main body made into the substantially cone shape surely mount | wear.

The male disposable absorbent article according to claim 1 is disposed at least between a liquid-permeable top sheet, a liquid-impervious back sheet, and the liquid-permeable top sheet and the liquid-impervious back sheet. An absorbent article main body having an absorbent body, and each of the absorbent article main body is formed with a flap portion along the longitudinal direction on both outer sides in the width direction of the absorbent body, and a plurality of elastic bodies are formed on the flap portion. The absorbent article main body is disposed along the longitudinal direction of the absorbent article main body, and the absorbent article main body is provided with a fixing portion that holds both ends of the absorbent article main body in the longitudinal direction so as to be held in a substantially conical shape. The article body is positioned on the outer side of the side edge in the width direction of the absorbent body located on the spreading side of the absorbent article body held in the substantially conical shape, and on the inner side in the width direction of the absorber from the elastic body. And approximately the center in the longitudinal direction of the flap A cut portion is formed in the absorbent body, and the absorbent body is held in a substantially conical shape. A substantially V-shaped folding guide line portion is formed by embossing or a concave groove toward the portion.

  Then, the absorbent article main body is superposed on both ends in the longitudinal direction and fixed at the fixing portion, so that the absorbent article main body has one side edge along the longitudinal direction of the absorbent article main body as the expansion side and the other end. The liquid-impervious backsheet is held in a cut portion formed in a substantially central portion in the longitudinal direction of the flap portion of the absorbent article main body that is held in a substantially conical shape with a closed edge and is shaped in the substantially conical shape. The male organ can be inserted through the male organ from the outside to the inside to cover the male organ, the absorbent article main body is not displaced, urine leakage can be ensured, and the flap part of the absorbent article main body Since the elastic body is disposed, the flap portion becomes a hook-like gather and softly contacts the male organ and is held with good touch.

  Further, the absorbent article main body can be easily held in a substantially conical shape by folding the substantially V-shaped folding guide line portion as a guide, so that it can be easily mounted and can be reliably held in a substantially conical shape. There is no gap at the tip of the conical absorbent article body, and urine leakage can be reliably prevented.

The male disposable absorbent article according to claim 2 is the male disposable absorbent article according to claim 1, wherein the absorbent body has a width positioned on the side of the absorbent article main body held in a substantially conical shape. A cutout recess is formed in the substantially central portion of the side edge in the direction, and a cutout is formed in the absorbent article body so as to face the cutout recess.

  And the male organ covered with the absorbent article main body is brought close to the absorber, and urine leakage is more reliably prevented.

Men disposable absorbent article of the invention of claim 3, wherein, in the male disposable absorbent article according to claim 1 or 2, is disposed a flap portion formed in the both widthwise outer side of the absorbent article body The elastic body is disposed on the other side flap portion from the contraction rate of the elastic body disposed on the one side flap portion in the width direction located on the expansion side of the absorbent article main body held in a substantially conical shape. The contraction rate of the elastic body is large.

  Then, the absorbent article main body is superposed on both ends in the longitudinal direction and fixed at the fixing portion, so that the absorbent article main body has one side edge along the longitudinal direction of the absorbent article main body as the expansion side and the other end. Since the elastic body disposed in the other side flap part has a larger contraction rate than the elastic body disposed in the one side flap part, the edge is held in a substantially conical shape with a closed edge. The edge side is greatly shrunk and easily held in a substantially conical shape, the other side edge is reliably closed, and urine leakage can be reliably prevented.

The men's disposable absorbent article according to claim 4 is the male disposable absorbent article according to any one of claims 1 to 3 , wherein the flap portions on both outer sides in the width direction of the absorbent article main body are liquid permeable. It is formed by both edges of the top sheet and both edges of the nonwoven fabric polymerized on the outer surface side of the synthetic resin film of the liquid-impermeable back sheet.

  And the flap part becomes two sheets of a liquid-permeable surface sheet and a nonwoven fabric, and since there is no synthetic resin film of a liquid-impermeable back sheet, it does not become hard, it feels good, there are few adhesion parts, and it can be obtained inexpensively. It is done.

According to the first aspect of the present invention, the absorbent article body is held in a substantially conical shape in which one side edge along the longitudinal direction of the absorbent article body is closed and the other end edge is expanded. The male organ is inserted through the notch formed in the substantially central portion in the longitudinal direction of the flap portion of the absorbent article main body retained in the shape from the outer side to the inner side of the liquid-impermeable back sheet. The absorbent article main body is not misaligned, is securely held in the mounting position, and can prevent urine leakage due to misalignment, and the absorbent article main body has a flap portion. Since the elastic body is disposed, the flap portion becomes a bowl-shaped gather and is held on the male organ with a good touch .

Et al is, since the absorbent article main body can be easily shape-retaining substantially conical shape by folding a folding guide line portion of the substantially V-shaped as a guide can be easily mounted, it is possible to reliably shape-retaining substantially conical shape In addition, there is no gap at the tip of the absorbent article body having a substantially conical shape, and urine leakage can be reliably prevented.

According to the second aspect of the present invention, the male organ covered with the absorbent article body is brought close to the absorbent body, and urine leakage can be prevented more reliably.

According to the invention of claim 3 , the absorbent article main body is fixed to the absorbent article main body in the longitudinal direction by superimposing both ends in the longitudinal direction and fixing them at the fixing portion. The elastic body disposed on the other side flap part when the shape is held in a substantially conical shape with the edge being the expanded side and the other end edge closed, based on the contraction rate of the elastic body disposed on the one side flap part Therefore, the other edge side is greatly contracted and is easily retained in a substantially conical shape, and the other edge is reliably closed to prevent urine leakage.

According to the invention of claim 4 , the flap part becomes two sheets of a liquid-permeable surface sheet and a non-woven fabric, it does not become hard because there is no synthetic resin film of a liquid-impermeable back sheet, and the touch becomes good, There are few adhesion parts and it can be obtained inexpensively.

Next, the structure of the prerequisite technology of the male disposable absorbent article of the present invention will be described with reference to FIGS.

  1 and 2, reference numeral 1 denotes an absorbent article body. The absorbent article body 1 includes a liquid-permeable top sheet 2 having liquid permeability, and a liquid-impervious back sheet 3 having liquid impermeability. The absorbent article body 1 has a liquid absorbent absorbent body 4 disposed between the liquid permeable top sheet 2 and the liquid impervious back sheet 3, and the absorbent article main body 1 is in the longitudinal direction in the unfolded state. Are formed substantially symmetrical with respect to the center, and are formed symmetrically with respect to the center in the width direction so as to have a substantially elongated rectangular shape.

  Further, the absorber 4 is formed in a substantially line-symmetric shape with the central portion in the longitudinal direction as the center, and is formed in an elongated rectangular shape with a line-symmetric shape with the central portion in the width direction as the center.

  And the said liquid-permeable surface sheet 2 has liquid permeability so that urine can permeate | transmit to the said absorber 4, for example, an absorbent article main body 1 in a woven fabric, a nonwoven fabric, a porous film, a synthetic fiber, etc. It is molded into a shape that covers the entire surface.

  The liquid-impervious back sheet 3 has an upper surface peripheral portion joined to the lower surface peripheral portion of the liquid-permeable surface sheet 2 with an adhesive or the like. The liquid-impervious back sheet 3 has liquid impermeability through which urine cannot permeate, and is formed of a synthetic resin film such as polyolefin such as polyethylene resin.

  The absorbent body 4 is flat between the lower surface central portion of the liquid-permeable top sheet 2 and the upper surface central portion of the liquid-impervious back sheet 3, and at least the center in the longitudinal direction of the absorbent article body 1. The absorbent body 4 is disposed at a position including a region, and is formed of a material that can absorb urine, for example, pulp as a main material and partly containing a substance such as a polymer absorbent body.

  And the part located in the outer side of the both-sides edge in the width direction of the said absorber 4 of the said liquid-permeable surface sheet 2 and the said liquid-impermeable back sheet 3 is joined with an adhesive agent etc. Flaps 5 extending from both outer edges are formed along the longitudinal direction of the absorbent article body 1.

  Furthermore, one or a plurality of flap portions 5 are extended outward from both side edges of the absorbent body 4 in the width direction of the liquid-permeable top sheet 2 and the liquid-impervious back sheet 3 of the absorbent article body 1. A substantially string-like elastic body 6 formed of rubber or the like is arranged in an extended state between the liquid-permeable top sheet 2 and the liquid-impervious back sheet 3 along the longitudinal direction of the absorbent article body 1. The gathers 7 are formed by the elastic bodies 6.

  The absorbent article main body 1 has a longitudinal direction of the flap portion 5 at a position outside the side edge in the width direction of the absorbent body 4 positioned on the spreading side of the absorbent article main body 1 held in a substantially conical shape. The longitudinal notch 8 of the absorbent article main body 1 is formed in a substantially central portion of the liquid-permeable surface sheet 2 and the liquid-impermeable back sheet 3 in a straight line. The cut portion 8 is formed in the flap portion 5 so as to be located on the inner side in the width direction of the absorber 4 from the elastic body 6.

  Further, the liquid-impervious back sheet 3 of the absorbent article main body 1 has a substantially conical shape, as shown in FIGS. An adhering portion 9 that holds the shape is provided. The fixing portion 9 is provided at a position deviated from the central position in the longitudinal direction of the absorbent article body 1 to one end side. The fixing portion 9 is formed by applying an adhesive, for example, and a release paper is pasted on the adhesive. It is worn.

Next, the operation of the base technology will be described.

  As shown in FIG. 3, the absorbent article main body 1 is first bent at one end in the longitudinal direction so as to be inclined with respect to the width direction, and the liquid-permeable surface sheet 2 is superposed into a substantially triangular shape facing each other. And the release paper stuck to the adhering part 9 which apply | coated the adhesive is peeled.

  Next, as shown in FIG. 4, the other end side of the absorbent article main body 1 is penetrated into the liquid-impervious back sheet 3 of the one end side portion where the other end side in the longitudinal direction of the absorbent article main body 1 is folded first. The liquid surface sheet 2 is bent in an inclined manner with respect to the width direction so as to overlap each other and polymerized in a substantially triangular shape, and the liquid permeable surface sheet 2 on the other end side is formed into a liquid-impermeable back sheet 3 on one end side. By adhering to the adhesive of the adhering portion 9 from which the release paper has been peeled off, the absorbent article body 1 has a substantially conical shape in which one side edge along the longitudinal direction of the absorbent article body is expanded and the other end edge is closed. Retained.

  And the absorbent article main body 1 is formed in the notch 8 formed at the substantially central portion in the longitudinal direction of the flap part 5 formed on the widened side of the absorbent article main body 1 held in the substantially conical shape. The male organ can be inserted from the outside to the inside to be positioned in the absorbent article main body 1 which has a substantially conical shape, and can be mounted while covering the male organ with the absorbent article main body 1 Moreover, the absorbent article main body 1 is not displaced and can reliably prevent urine leakage.

  Furthermore, since the elastic body 6 is disposed in the flap portion 5 of the absorbent article body 1, the flap portion 5 becomes a hook-shaped gather 7 and is held in soft contact with the male organ.

  And urine is diffused from the liquid-permeable surface sheet 2 of the absorbent article main body 1 and absorbed by the absorbent body 4, and urine does not leak from the absorbent article main body 1 by the liquid-impermeable back sheet 3. .

Next, another prerequisite technique will be described with reference to FIG.

This embodiment is based on the premise technique shown in FIGS. 1 and 2, and as shown in FIG. 5, the absorbent body 4 has a widthwise direction located on the widening side of the absorbent article main body 1 held in a substantially conical shape. A notch recess 10 is formed in the substantially central portion of the side edge, and the notch 8 is formed in the flap portion 5 of the absorbent article main body 1 so as to face the notch recess 10. The form is the same.

The operation of this base technology will be described.

As in the base technology , as shown in FIG. 3, the absorbent article main body 1 is bent into a substantially triangular shape in which one end side in the longitudinal direction is bent in an inclined manner with respect to the width direction and the liquid-permeable surface sheets 2 face each other. Polymerize. Next, as shown in FIG. 4, the other end side of the absorbent article main body 1 is penetrated into the liquid-impervious back sheet 3 of the one end side portion where the other end side in the longitudinal direction of the absorbent article main body 1 is folded first. The liquid surface sheet 2 is bent in an inclined manner with respect to the width direction so as to overlap each other and polymerized in a substantially triangular shape, and the liquid permeable surface sheet 2 on the other end side is formed into a liquid-impermeable back sheet 3 on one end side. By adhering to the adhering portion 9, the absorbent article body 1 is held in a substantially conical shape in which one side edge along the longitudinal direction of the absorbent article body 1 is expanded and the other end edge is closed.

  And the outer side of the absorbent article main body 1 is in the notch part 8 formed in the notch recessed part 10 of the absorber 4 which faced the expansion side of the absorbent article main body 1 kept in this substantially conical shape. The male organ can be inserted from the inside to the inside, and the male organ can be positioned and covered in the absorbent article main body 1 so that the absorbent article main body 1 is not displaced and further absorbs. Since the male organ covered with the article main body 1 is inserted through the notch 8 formed in the cutout recess 10 of the absorbent body 4, the male organ is approached and the urine leakage is more reliably prevented.

  Furthermore, since the elastic body 6 is disposed in the flap portion 5 of the absorbent article body 1, the flap portion 5 becomes a hook-shaped gather 7 and is held in soft contact with the male organ.

  And urine is diffused from the liquid-permeable surface sheet 2 of the absorbent article main body 1 and absorbed by the absorbent body 4, and urine does not leak from the absorbent article main body 1 by the liquid-impermeable back sheet 3. .

Next, an embodiment of the present invention will be described with reference to FIG.

In this embodiment, in each of the above premise technologies , the absorbent body 4 has both side portions sandwiching the central portion of one side edge in the width direction located on the expansion side of the absorbent article main body 1 held in a substantially conical shape. A substantially V-shaped folding guide line portion 13 is formed toward the substantially central portion of the other side edge. This guide line portion 13 is formed at an angle θ that intersects at the other side edge in the width direction located on the side opposite to the expanded side of the absorbent article body 1 at an angle smaller than 90 °. The guide line portion 13 is formed by embossing or a concave groove.

  In this embodiment, the absorbent article main body 1 can be easily held in a substantially conical shape by folding it with the substantially V-shaped folding guide line portion 13 as a guide. Therefore, there is no gap at the tip of the absorbent article body 1 having a substantially conical shape, and urine leakage can be reliably prevented.

  Next, as shown in FIG. 7, the folding guide line portion 13 can intersect in the vicinity of the other side edge in the width direction located on the side opposite to the expansion side of the absorbent article body 1. The intersecting angle θ is an angle smaller than 90 °.

  In this embodiment, the absorbent article main body 1 retained in a substantially conical shape is overlapped with the flap portion 5 on the closing side, and urine leakage can be reliably prevented.

  Moreover, as shown in FIG. 8, the guide line part 13 can be separated from the other side edge of the width direction located on the opposite side to the expansion side of the absorbent article body 1 so as not to intersect. The intersecting angle θ is an angle smaller than 90 °.

  In this embodiment, as shown in FIG. 3, the absorbent article main body 1 is bent into one end side in the longitudinal direction so as to be inclined with respect to the width direction, and the liquid-permeable surface sheet 2 is superposed in a substantially triangular shape facing each other. Then, as shown in FIG. 4, the other end side of the absorbent article main body 1 is permeable to the liquid-impervious back sheet 3 of the one end side portion where the other end side in the longitudinal direction of the absorbent article main body 1 is first folded. The liquid surface sheet 2 is bent in an inclined manner with respect to the width direction so as to overlap each other and polymerized in a substantially triangular shape, and the liquid permeable surface sheet 2 on the other end side is formed into a liquid-impermeable back sheet 3 on one end side. By adhering to the adhering portion 9, the absorbent article body 1 can be easily folded into a substantially conical shape in which one side edge along the longitudinal direction of the absorbent article body 1 is closed and the other end edge is expanded. Become.

  Further, the elastic bodies 6 respectively disposed on the flap portions 5 formed on both outer sides in the width direction of the absorbent article body 1 are in the width direction positioned on the expansion side of the absorbent article body 1 held in a substantially conical shape. The contraction rate of the elastic body 6 disposed in the other side flap portion 5 on the closing side is made larger than the contraction rate of the elastic body 6 disposed in the one side flap portion 5.

  For example, when an elastic body made of the same material and having the same shape is used as the elastic body 6 disposed on the flaps 5 on both sides of the absorbent article body 1, the expansion of the absorbent article body 1 held in a substantially conical shape is used. The elastic body 6 disposed on the one-side flap portion 5 in the width direction located on the open side is doubled, and the elastic body 6 disposed on the other-side flap portion 5 on the closing side is tripled. The contraction rate can be adjusted by stretching and fixing.

  Moreover, when using the elastic material from which the shape is different for the elastic body 6 arrange | positioned at the both-sides flap part 5 of the absorbent article main body 1 with a different shape, the expansion of the absorbent article main body 1 hold | maintained in the substantially cone shape is carried out. The elastic body 6 disposed in the one side flap portion 5 in the width direction located on the side is, for example, a thin or narrow elastic body, and the elastic body disposed in the other side flap portion 5 on the closing side. The shrinkage rate can be adjusted by fixing 6 as a thick but wide elastic body.

  Furthermore, when using the elastic body of a different material for the elastic body 6 arrange | positioned at the both-sides flap part 5 of the absorbent article main body 1, it is located in the expansion side of the absorbent article main body 1 hold | maintained in the substantially cone shape. The elastic body 6 disposed on the one-side flap portion 5 in the width direction is an elastic body molded from thin natural rubber, for example, and the elastic body 6 disposed on the other-side flap portion 5 on the closing side is polyurethane. The shrinkage rate can be adjusted by fixing as an elastic body molded with resin.

  In this embodiment, the absorbent article main body 1 is easily fixed in the longitudinal direction of the absorbent article main body 1 by superimposing both ends in the longitudinal direction and fixing them with the fixing portions 9. The other side flap portion 5 is held in a substantially conical shape in which the one side edge along the side is the expansion side and the other end edge is closed, and the contraction rate of the elastic body 6 disposed in the one side flap portion 5. Since the elastic body 6 disposed on the side of the elastic member 6 has a large shrinkage rate, the other edge side is greatly shrunk and easily held in a substantially conical shape, and the other side edge is reliably closed, and urine leakage can be reliably prevented.

  Furthermore, in each said embodiment, the liquid-impermeable back sheet 3 of the absorbent article main body 1 polymerizes a nonwoven fabric on the outer surface side of a synthetic resin film, From the lower side of the absorber 4 of the absorbent article main body 1. The exuded urine is not leaked by the synthetic resin film, and the non-woven fabric can hold the touch well.

  Furthermore, in the embodiment in which the liquid-impervious back sheet 3 of the absorbent article body 1 is formed by polymerizing a nonwoven fabric on the outer surface side of the synthetic resin film, as shown in FIG. The flap portion 5 is formed by both edge portions of the liquid-permeable surface sheet 2 and both edge portions of the nonwoven fabric 16 polymerized on the outer surface side of the synthetic resin film 15 of the liquid-impermeable back sheet 3.

  And in this embodiment, the flap part 5 becomes two sheets of the liquid-permeable surface sheet 2 and the nonwoven fabric 16, and since there is no synthetic resin film 15 of the liquid-impermeable back sheet 3, it does not become hard, and the touch Is obtained, and there are few adhesion parts, and it can be obtained at low cost.

  Moreover, in each said embodiment, the notch | incision part 8 is not restricted to the structure formed in the linear form in the longitudinal direction of the absorbent article main body 1, As shown in FIG. It is possible to prevent the circular portion 14 from being formed and torn from the end of the cut portion 8.

  Further, the cut portion 8 can be formed in a radial shape as shown in FIG. 10, can be formed into a substantially elliptical shape as shown in FIG. 11, and further, a discontinuous line as shown in FIG. Can also be formed.

It is a top view which shows the premise technique of the disposable absorbent article for men of this invention. It is a longitudinal cross-sectional explanatory drawing same as the above. It is explanatory drawing which shows the folding process of the disposable absorbent article for men same as the above. It is explanatory drawing which shows the state which the disposable absorbent article for men same as the above folded. It is a top view which shows the other premise technique of the disposable absorbent article for men of this invention. It is a top view which shows one Embodiment of the disposable absorbent article for men of this invention. It is a top view which shows other embodiment of the disposable absorbent article for men of this invention. It is a top view which shows other embodiment of the disposable absorbent article for men of this invention. It is a top view which shows other embodiment of the disposable absorbent article for men of this invention. It is a top view which shows other embodiment of the disposable absorbent article for men of this invention. It is a top view which shows other embodiment of the disposable absorbent article for men of this invention. It is a top view which shows other embodiment of the disposable absorbent article for men of this invention. It is a longitudinal cross-sectional explanatory drawing which shows other embodiment of the disposable absorbent article for men of this invention.

DESCRIPTION OF SYMBOLS 1 Absorbent article main body 2 Liquid-permeable surface sheet 3 Liquid-impermeable back sheet 4 Absorber 5 Flap part 6 Elastic body 8 Cut part 9 Adhering part
10 Notch recess
13 Folding guide line

Claims (4)

An absorbent article main body having at least a liquid-permeable surface sheet, a liquid-impermeable back sheet, and an absorbent body disposed between the liquid-permeable surface sheet and the liquid-impermeable back sheet;
The absorbent article main body is formed with a flap portion along the longitudinal direction on both outer sides in the width direction of the absorbent body,
A plurality of elastic bodies are disposed in the flap portion along the longitudinal direction of the absorbent article main body,
The absorbent article main body is provided with a fixing portion that holds the both ends of the absorbent article main body in the longitudinal direction and holds it in a substantially conical shape,
The absorbent article body is positioned on the outer side of the side edge in the width direction of the absorbent body which is located on the widened side of the absorbent article body held in the substantially conical shape, and in the width direction of the absorbent body from the elastic body. A cut portion is formed at a substantially central portion in the longitudinal direction of the flap portion located inside,
The absorbent body is substantially V-shaped from both side portions sandwiching the central portion of one side edge in the width direction located on the widening side of the absorbent article main body held in a substantially conical shape toward the substantially central portion of the other side edge. A men's disposable absorbent article, wherein the folded folding guide line portion is formed by embossing or concave grooves . In the absorbent body, a notch recess is formed at a substantially central portion of the side edge in the width direction located on the widening side of the absorbent article main body held in a substantially conical shape, and the absorbent article faces the notch recess. claim 1 Symbol placement of male disposable absorbent article, characterized in that the formation of the cut portion to the body. The elastic body disposed on the flap portions formed on both outer sides in the width direction of the absorbent article main body is arranged on one side flap portion in the width direction located on the expansion side of the absorbent article main body held in a substantially conical shape. The disposable absorbent article for men according to claim 1 or 2, wherein the contraction rate of the elastic body disposed on the other side flap portion is larger than the contraction rate of the elastic body provided.   The flap portions on both outer sides in the width direction of the absorbent article main body were formed by both edges of the liquid-permeable surface sheet and both edges of the nonwoven fabric polymerized on the outer surface side of the synthetic resin film of the liquid-impermeable back sheet The disposable absorbent article for men according to any one of claims 1 to 3.

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