JP3783087B2 - Body fluid absorbing pad - Google Patents

Description

[0001]
[Industrial application fields]
The present invention relates to a bodily fluid absorbing patch.
[0002]
[Prior art]
Conventionally, body fluids such as sweat, menstrual blood, urine, etc. or incontinence urine by being attached to the underwear (in this specification, what should be absorbed by the body fluid absorbing material is generically called body fluid) A bodily fluid absorbing material that absorbs water is known.
[0003]
As shown in FIG. 5, this bodily fluid absorbing batting material is formed by adhering a batting material body 1 having a region to absorb bodily fluid and a release paper 5, and as shown in FIG. 6, in the bag body 7. Each was individually housed.
[0004]
However, the above-mentioned conventional body fluid absorbing pad material has a problem that it is troublesome because it requires the trouble of opening the bag body 7 and taking out the body fluid absorbing pad material from the bag body 7.
[0005]
[Problems to be solved by the invention]
Therefore, the present invention intends to provide a bodily fluid absorbing contact material that can reduce the troublesome work of opening and removing a bag body.
[0006]
[Means for Solving the Problems]
In order to solve the above problems, the present invention takes the following technical means.
[0007]
The bodily fluid absorbing contact material of the present invention is formed by adhering a contact material body 1 and a release member 2, and the release member 2 is a thermoplastic resin layer 21 on the side to be attached to the contact material body 1. And the nonwoven fabric layer 20 are laminated and formed wider than the backing material body 1, a release layer 22 is formed on the thermoplastic resin layer 21, and the release member 2 is folded to form the nonwoven fabric layer 20. In the state where the thermoplastic resin layers 21 are present on both the front and back sides, the peripheral region 23 protruding in the left-right direction of the abutting member body 1 is thermocompression-bonded .
[0008]
Moreover, it can be implemented as a polyethylene film used as the thermoplastic resin 21. In addition, a release agent may be applied to form the release layer 22, and a silicon resin may be used as the release agent. Moreover, it can be implemented as a thermoplastic resin layer laminated on the surface of the nonwoven fabric layer 20 side. Moreover, it can implement as that the unevenness | corrugation was formed in the said peeling member 2. FIG.
[0009]
[Action]
As a result of employing the above means, the present invention has the following effects.
[0010]
According to the bodily fluid absorbing contact material of the present invention, the release member 2 is formed by laminating the thermoplastic resin layer 21 and the nonwoven fabric layer 20 and wider than the contact material body 1. The peeling member 2 can be made to function as a packaging material by folding the contact material body 1 in a state of sticking and bonding the protruding regions of the wide peeling member 2 by thermocompression bonding.
[0011]
In addition, since the peeling layer 22 was formed in the thermoplastic resin layer 21 made into the side which should be stuck to the base material body 1, the peeling member 2 has peelability with the base material body 1. FIG.
[0012]
When a polyethylene film is used as the thermoplastic resin 21, the cost is excellent and the softening temperature is relatively low, so that the processability is excellent.
[0013]
When a silicon resin is used as a release agent to be applied to form the release layer 22, cost and release properties are excellent.
[0014]
Even if the thermoplastic resin 21 is laminated on the surface of the nonwoven fabric layer 20 side, the peeling member 2 is not only used as a release paper but also as a packaging material by folding the base material body 1 and bonding the protruding regions of the release member 2 to each other. Can also work.
[0015]
When unevenness is formed on the peeling member 2, the texture becomes better when the peeling member 2 is peeled from the base material body 1 during use.
[0016]
【Example】
The configuration of the present invention will be described below with reference to the drawings showing the embodiments.
[0017]
As shown in FIGS. 1 to 4, the bodily fluid absorbing contact material of this embodiment includes a contact material body 1 and a peeling member 2 having regions to absorb bodily fluids such as sweat, menstrual blood, vaginal discharge, and incontinence urine. It comprises. And the adhesive is apply | coated to the back surface of the base material main body 1 in order to form the adhesion part for affixing on underwear. As the pressure-sensitive adhesive, a known hot-melt type was used in this example. As the adhesive part, a double-sided tape or the like can be used in addition to the adhesive.
[0018]
The backing material body 1 is formed of a synthetic resin nonwoven fabric. In addition, you may form by the product made from a chemical fiber, the product made from a natural fiber, or these. Moreover, the base material body 1 is formed in a track shape of substantially athletics. In addition, an appropriate shape such as a violin shape or an oval shape can be employed.
[0019]
As shown in FIG. 2, the release member 2 is formed by laminating a nonwoven fabric layer 20 and a polyethylene film as a thermoplastic resin layer 21 by multi-layer fixing (so-called laminating process), and the polyethylene film 21 has a release agent. A release layer 22 is formed by applying a silicone resin. The silicon resin is heated and applied to the polyethylene film 21, and then dried. Since the non-woven fabric layer 20 is laminated on the polyethylene film 21, the film does not crush due to the action of heat during drying. Moreover, the width of the peeling member 2 is formed wider than the width in the left-right direction of the contact material body 1.
[0020]
As the nonwoven fabric layer 20, a wet nonwoven fabric of rayon fiber is used. As the nonwoven fabric layer 20, either one formed by a wet method or one formed by a dry method can be selected. Further, as the aspect of the nonwoven fabric layer 20, one formed by papermaking such as paper can be selected. That is, in this specification, the nonwoven fabric includes paper.
[0021]
As the thermoplastic resin layer 21, in addition to the polyethylene film, materials such as ethylene vinyl acetate copolymer (EVA), nylon, polypropylene, vinyl chloride, polybutylene terephthalate (PBT) can be used. The polyethylene film has advantages in that it is excellent in processability because it is excellent in cost and has a relatively low softening temperature.
[0022]
As the release agent, acrylic resin, melamine resin, fluorine resin, or the like can be used in addition to the silicon resin. Silicone resin has the advantage of being excellent in cost and releasability.
[0023]
Unevenness was formed on the peeling member 2 by a known embossing process. Irregularities can be formed by corona discharge treatment, chemical treatment, etc. in addition to embossing treatment. The peeling member 2 on which the unevenness is formed has an advantage that the texture is good. Concavities and convexities may or may not be formed.
[0024]
A bodily fluid absorbing batting material was formed by the batting material body 1 and the peeling member 2 as follows. A hot-melt pressure-sensitive adhesive layer is formed between the surface (surface 3) on the polyethylene film 21 side of the peeling member 2 and the backing material body 1, and both are adhered. In this way, an adhesive part is formed in the base material body 1. In this attached state, the contact material body 1 is folded as the inner side. As shown in FIGS. 3 to 5, in this embodiment, regions of about one third of the entire length are alternately folded from both ends. And as shown in FIG. 4, between the peripheral area | regions 23 of the said peeling member 2 which protruded in the left-right direction of the contact material main body 1 is thermocompression-bonded (The state which thermocompression-bonded only one side is illustrated for description). In this example, a commercially available heat sealing machine was used and thermocompression bonded at about 180 ° C.
[0025]
Examples of the thermocompression bonding include the surfaces 3 of the peeling member 2 and between the surface 3 and the back surface 4 of the peeling member 2. A silicon resin is applied to the surface 3 of the peeling member 2 on a polyethylene film 21 that is fixed to the nonwoven fabric layer 20 and is laminated. However, since the polyethylene film 21 is interposed, thermocompression bonding between these surfaces is possible. The nonwoven fabric layer 20 on the front surface 3 and the back surface 4 of the peeling member 2 can be thermocompression bonded because the polyethylene film 21 on the front surface 3 is interposed.
[0026]
Since the polyethylene film 21 forming the peeling member 2 is coated with a silicone resin, the peeling member 2 has a peelability from the adhesive portion formed on the base material body 1 like the conventional release paper 5. Have.
[0027]
Next, the use state of the bodily fluid absorbing patch of this embodiment will be described.
According to the bodily fluid absorbing contact material of this embodiment, the release member 2 is formed by laminating the thermoplastic resin layer 21 and the nonwoven fabric layer 20 and wider than the contact material body 1. By folding the pad main body 1 in a state where 2 is stuck and bonding the protruding regions of the wide peeling member 2 by thermocompression bonding or the like, the peeling member 2 can function as a packaging material.
[0028]
Therefore, at the time of use, it is only necessary to simply peel off the protruding regions to which the peeling member 2 is bonded, and there is no need for a bag as in the prior art. That is, it is possible to reduce the trouble of opening and removing the bag body.
[0029]
In summary, there is an advantage that the peeling member 2 has the function of a conventional bag body, and it is possible to reduce the time and effort required to spread the folded contact material and peel off the peeling member 2 at the time of use.
[0030]
Moreover, since the surface (surface 3) by the side of the polyethylene film 21 of the peeling member 2 is stuck on the said adhesion part formed in the base material main body 1, since the base material body 1 is folded as an inner side, Conventionally, as in the case where the bags 7 are individually accommodated one by one, it is possible to prevent the intrusion of dust into the abutting material main body 1 and is hygienic. Furthermore, both the bag body 7 and the release paper 5 (see FIGS. 5 and 6) have come out as garbage to be discarded when pasting on the underwear. There is an advantage that only the member 2 can be used, and the number of trash and the troublesomeness at the time of disposal can be reduced.
[0031]
In the above-mentioned embodiment, the nonwoven fabric layer 20 and the polyethylene film 21 are laminated in a laminated manner, and a total of two layers are laminated and laminated. However, the nonwoven fabric layer 20 of the peeling member 2 to which the nonwoven fabric layer 20 and the polyethylene film 21 are laminated and adhered. A polyethylene film 21 may be fixed to the side surface with a multi-layer structure (not shown).
[0032]
In this case as well, thermocompression bonding between the front surfaces 3 of the peeling member 2 and between the front surface 3 and the back surface 4 of the peeling member 2 is possible by the intervention of the polyethylene film 21 as in the case of the above embodiment. Further, when formed in this way, both the front and back surfaces of the peeling member 2 are covered with the polyethylene film 21, and there is an advantage that the appearance is more excellent because it is glossy.
[0033]
【The invention's effect】
The present invention has the configuration as described above, and has the following effects.
[0034]
By folding the base material body 1 and bonding the protruding regions of the peeling member 2 to each other by thermocompression bonding or the like, the peeling member 2 can function not only as a release paper but also as a packaging material. It is only necessary to peel off the bonded protruding areas from each other, and there is no need for a conventional bag.
[0035]
That is, it is possible to provide a bodily fluid-absorbing contact material that can reduce the redundant labor of opening and removing the bag body.
[Brief description of the drawings]
FIG. 1 is a perspective view for explaining an embodiment of a bodily fluid absorbing pad according to the present invention.
2 is a cross-sectional view of the bodily fluid absorbing pad in FIG. 1. FIG.
FIG. 3 is a perspective view illustrating a state in which the bodily fluid absorbing pad in FIG. 1 is folded from one end side.
4 is a perspective view illustrating a state in which a protruding region of a peeling member of the bodily fluid absorbing pad in FIG. 3 is thermocompression bonded.
FIG. 5 is a perspective view for explaining a conventional bodily fluid absorbing pad.
6 is a perspective view for explaining how to remove the bodily fluid absorbing pad of FIG. 5 from the bag body. FIG.
[Explanation of symbols]
1 Base material body 2 Release member
20 Nonwoven fabric layer
21 Thermoplastic resin layer
22 Release layer

Claims (5)

The backing material body (1) and the peeling member (2) are adhered,
The peeling member (2) is formed by laminating a thermoplastic resin layer (21) and a nonwoven fabric layer (20) which are to be attached to the base material body (1) and wider than the base material body (1). And formed into
A release layer (22) is formed on the thermoplastic resin layer (21),
The peeling member (2) is a peripheral region that is folded and protrudes in the left-right direction of the pad main body (1) in a state in which the thermoplastic resin layer (21) exists on both front and back sides of the nonwoven fabric layer (20). A bodily fluid absorbing pad, wherein the parts (23) are thermocompression bonded .  The bodily fluid absorbing material according to claim 1, wherein a polyethylene film is used as the thermoplastic resin (21).  The body fluid absorbing pad according to claim 1 or 2, wherein a release agent is applied to form the release layer (22), and a silicone resin is used as the release agent.  The body fluid absorbing pad according to any one of claims 1 to 3, wherein a thermoplastic resin layer is also laminated on the surface of the nonwoven fabric layer (20) side.  The bodily fluid absorbing contact material according to any one of claims 1 to 4, wherein irregularities are formed on the peeling member (2).

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