KR20090030905A - Disposable absorbent articles comprising functional materials - Google Patents

Abstract

A disposable absorbent article is provided, which prevents disease including coldness leucorrhea, period pains and irregular periods etc and removes bad smell. A disposable absorbent article comprises: a liquid permeable upper sheet(10); a liquid impervious backsheet(20); and an absorption pad(30) positioned between the upper sheet and backsheet. The liquid, gel, or powder compositions of more than three kinds are selected from the group consisting of pomegranate, phytoncide extract, and yellow soil, and propolis extract, are mixed, and are applied on the upper sheet and absorption pad.

Description

Disposable absorbent articles comprising functional materials

The present invention is a sanitary napkin containing a composition comprising three or more substances selected from the group consisting of pomegranate, phytoncide extract, ocher and propolis extract, which improves the feel and prevents skin diseases, and has excellent antibacterial and deodorizing effect. It is about a product.

Generally, disposable absorbent products include sanitary napkins, panty liners, disposable diapers, and tampons that absorb urine, menstrual or vaginal secretions. An absorbent pad containing a top sheet, which is a liquid permeable cover made of a nonwoven fabric, and a super absorbent polymer laminated on the bottom of the cover to absorb secretions, and covering one surface of the absorbent pad to prevent leakage from leaking to the outside. It is composed of the back sheet, which is a liquid impermeable cover, to absorb secretions and prevent leakage or flowing.

Disposable absorbent products as described above have a bad smell when body fluids stay in the absorbent layer for a long time, especially menstrual blood secreted during menstruation contains menstrual blood, cellulosic material and mucous substances, such menstrual blood absorbing pad Although it is absorbed by the water, it lasts for a long time in the absorbed state, which is a favorable environment for breeding various bacteria, and there is a problem in that hygiene or smell occurs. Therefore, the hygiene state of the disposable absorbent product is very important, and to prevent the growth of bacteria with the absorption of menstrual blood and secretions will be said to be essential of the disposable absorbent product.

In general, the structure of the sanitary napkin of the disposable absorbent product is shown in FIG. 1 of the present specification, and the cross-sectional view taken along the line “A-A” of FIG. 1 is shown in FIG. 2. As shown in Figure 1 and 2, the general sanitary napkin is made of the same size and shape as the upper sheet 10, the upper sheet 10, the permeable upper sheet 10 in contact with the skin and permeate secretion fusion bonding with the upper sheet 10 An absorbent pad 30 and an absorbent pad which are inserted between the upper sheet 10 and the upper sheet 10 and the rear sheet 20 to absorb the secretion such as menstrual blood that penetrates the upper sheet 10. It is formed in the lower portion of the absorbent pad 30 and the back sheet 20 is inserted and fixed at an appropriate position between the 30 and the top sheet 10 is composed of an adhesive portion 40 for fixing the sanitary napkin through adhesion to the inner surface.

Absorption pad 30 for absorbing secretions in the general sanitary napkin configured as described above is the top sheet 10 and the back sheet 20 in the state inserted in the appropriate position between the top sheet 10 and the back sheet 20 The edge portions of are joined by heat fusion. The sanitary napkin configured as described above absorbs secretions transmitted through the upper sheet 10 through the absorbent pad 30. On the other hand, the sanitary napkin is also provided with a flap, which is configured to fold outside the crotch portion of the undergarment in use, and an adhesive is provided on the bottom surface of the flap so that it can be adhered to the garment.

However, the disposable absorbent product having such a structure including a general sanitary napkin configured as described above simply consists of an absorbent pad absorbing secretions and an upper and back sheets, causing hygiene problems due to bacterial propagation. In addition, in the case of a disposable absorbent product having such a structure, such as a general sanitary napkin, there is no discomfort caused by the smell, as well as the problem of cleanliness because there is no means that can effectively remove the odor due to the secretion. In addition, the liquid permeable material used in the upper sheet of the disposable absorbent product is composed mostly of synthetic fibers to prevent the re-dispersion of the permeated liquid, causing problems such as skin troubles caused by these synthetic fibers.

The present invention is to solve the above problems, a mixture of three or more materials selected from the group consisting of pomegranate, phytoncide extract, ocher and propolis extract in a certain composition ratio of the liquid formed through a bath and concentrated under reduced pressure and freeze drying By impregnating the composition of the gel or powder into the absorbent pad and / or the topsheet of the sanitary napkin, drying, applying and applying the composition to prevent the propagation of bacteria due to the secretion through the pharmacological action of the composition to maintain cleanliness, unpleasant from the secretion Odor can be removed, and diseases such as hypothermia, dysmenorrhea and menstrual irregularities can be prevented.

In one aspect, the present invention provides a disposable absorbent article comprising a liquid permeable topsheet, a liquid impermeable backsheet, and an absorbent pad positioned between the topsheet and the backsheet, wherein the topsheet and / or absorbent pad has a pomegranate, Disposable, characterized in that the mixture of at least three selected from the group consisting of phytoncide extract, ocher and propolis extract and impregnated drying or application drying of the liquid, gel or powder composition formed through a concentrated bath and reduced pressure concentration and freeze drying It relates to an absorbent product.

The pomegranate is a fruit of the deciduous broad-leaved arborescent belonging to the pomegranate family, and is widely grown in subtropical regions. In Korea, it is planted for ornamental and medicinal use in the central and southern regions. In oriental medicine, the fruit bark, the bark, and the root bark are used as herbs as seeds. Seed uses the sour as the medicine, which is sour and the sweet is more effective. Pomegranate is particularly effective at eliminating tapeworms, and it's also good as a tonic. In addition, diarrhea, abdominal pain, dysentery, fever is used as an astringent. If you have menstrual irregularities, severe remission, dysmenorrhea and vomiting and blood loss during menstruation, you can benefit. Pomegranate used in the present invention is used in the sense containing pomegranate and / or its fruits, and dried and pulverized pomegranate to prepare a powder and can be used by dissolving it in distilled water or by diluting the extract (liquid) of the pomegranate have. The pomegranate comprises 1 to 10% by weight, preferably 1 to 5% by weight of the total composition. When the pomegranate is less than 0.5% by weight, there is no efficacy, and when the pomegranate exceeds 10% by weight, there is a problem that the effect according to the amount of use is insignificant.

The phytoncide is a substance that plants exhale or secrete to resist pathogens, pests, and fungi. Drinking phytoncide through a forest bath is known to relieve stress, enhance intestinal and cardiopulmonary function, and have a bactericidal action. The phytoncide used in the present invention may use an extract obtained by extracting only a phytoncide component from a plant or a phytoncide extract commercially available. The phytoncide extract is included in 1 to 10% by weight, preferably 1 to 5% by weight of the total composition.

The loess is a substance that emits far-infrared rays, and it is effective in detoxification and detoxification of the human body because of the spectating effect of activating enzyme circulation and physiological activity of cells and generating heat energy and releasing harmful substances. It is known. The ocher used in the present invention uses a dilution diluted in water or distilled water, and the diluent is made to contain 20 to 80 wt%, preferably 50 to 80 wt%, of ocher. When the ocher content is less than 20% by weight, the skin recovery, atopic skin improvement and healing effects are insignificant, and when it exceeds 80% by weight, there is a problem in that the effect according to the usage is insignificant.

The propolis is a material made by mixing bee saliva with sap collected from shoots and bark of plants. In the present invention, a propolis extract is used. The propolis extract is typically dissolved in 95% high-purity edible alcohol or water and aged for at least 48 hours to be extracted through two or more filtration processes. The propolis extract used in the present invention may be prepared by the above method, or may be used by diluting the stock solution of propolis extract that is commercially available. The propolis extract is included in 1 to 10% by weight, preferably 1 to 5% by weight of the total composition.

The composition contained in the sanitary napkin of the present invention and the sanitary napkin of the present invention can be prepared by the following method.

First, the pomegranate 1 to 10% by weight, preferably 1 to 5% by weight, phytoncide extract 1 to 10% by weight, preferably 1 to 5% by weight, dilution of 20 to 80% by weight, preferably 50 to 80 3% or more selected from the group consisting of 1% by weight, and 1% to 10% by weight of the propolis extract, preferably 1% to 5% by weight, and the mixture is formed by concentration in a bath and concentrated under reduced pressure and freeze drying. The composition may be prepared in liquid, gel or powder form.

Impregnating and drying the liquid composition prepared by the bath in the top sheet and / or absorbent pad of the disposable absorbent product, or the gel composition obtained by the concentration of the liquid composition produced by the bath bath under reduced pressure concentrated disposable product The top sheet and / or absorbent pad of the disposable absorbent product is dried and fixed by application to the top sheet and / or the absorbent pad of the composition, or the composition of the fine powder prepared by drying the gel composition by lyophilization and then pulverizing the composition. It can be provided to a disposable absorbent product that has antibacterial and deodorant functions without causing skin diseases, and can prevent female diseases such as cold and dysmenorrhea.

As another aspect, the present invention is the top sheet 12 of the disposable absorbent article for impregnation drying or application drying of the composition of the present invention is a double layer structure of natural fibers 21 and synthetic fibers 22, or It relates to a disposable absorbent product characterized by forming a triple layer structure of natural fibers 21, natural fibers 23, and synthetic fibers 22.

The natural fiber included in the natural fiber layer refers to at least one fiber selected from the group consisting of bamboo charcoal fiber, paper mulberry fiber, root fiber, ginkgo fiber, soybean fiber, bamboo fiber and milk fiber. In addition, the natural fiber refers to the processed non-woven fabric form. The bamboo charcoal fiber is excellent in the antibacterial and deodorant effect, the mulberry fiber is excellent in the liquid absorption and drying function, and also excellent in the deodorant effect. The root fiber has excellent deodorizing effect and antibacterial effect, the ginkgo fiber has excellent blood circulation and antibacterial effect, the soybean fiber emits far infrared rays and has excellent antibacterial effect, and the bamboo fiber has antibacterial and deodorant effect. great. In addition, the milk fiber is excellent in breathability and absorption. Therefore, by using these natural fibers in the upper sheet 12 of the sanitary napkin 10, it is possible to solve the problem of skin problems caused by the direct contact of the synthetic fibers used in the upper sheet of the sanitary napkin with the skin, and each natural fiber It can additionally obtain the purpose of having blood circulation, antibacterial effect, deodorant effect and the like.

Regarding the top sheet containing the natural fiber, it is described in detail in Korean Patent Application No. 10-2007-0096471 filed by the present applicant as the same, and the contents described in the patent application are included as part of the present invention.

Disposable absorbent product of the present invention refers to a disposable product for absorbing the liquid discharged from the human body, such as blood, urine, menstrual blood, etc. Specific examples thereof include sanitary napkins, panty liners, Disposable diapers and the like.

Disposable absorbent product of the present invention contains pomegranate, phytoncide extract, ocher and propolis extract to prevent skin diseases due to direct contact of the body skin of disposable absorbent products, as well as excellent antibacterial and deodorant function, as well as to prevent female diseases It can be worn for a long time safely.

Hereinafter, the present invention will be described in more detail by the following examples. However, the following examples are merely to illustrate the present invention, the contents of the present invention is not limited by the following examples.

Example 1 Disposable Sanitary Napkin Preparation

A uniformly mixed solution of 5% by weight pomegranate, 5% by weight phytoncide extract and 5% by weight of propolis was immersed in the top sheet of the sanitary napkin for 5 to 10 minutes and then hot air dryer at a speed of 50 M / min to 100 M / min. After passing through the sanitary napkin was prepared according to the general manufacturing process of the sanitary napkin.

Example 2. Preparation of Disposable Sanitary Napkins

A uniformly mixed solution of 5% by weight pomegranate, 5% by weight phytoncide extract, and 50% by weight ocher dilution was immersed in the top sheet of the sanitary napkin for 5 to 10 minutes and then hot air dryer at a speed of 50 M / min to 100 M / min. After passing through the sanitary napkin was prepared according to the general manufacturing process.

Example 3. Preparation of Disposable Sanitary Napkins

A uniformly mixed solution of 5% by weight pomegranate, 55% by weight ocher and 5% by weight of propolis extract was immersed in the top sheet of the sanitary napkin for 5 to 10 minutes and then hot air dryer at a speed of 50M / min to 100M / min. After passing through the sanitary napkin was prepared according to the general manufacturing process of the sanitary napkin.

Example 4 Disposable Sanitary Napkin Preparation

After uniformly mixing 5% by weight of phytoncide extract, 55% by weight of ocher dilution and 5% by weight of propolis extract, the top sheet of the sanitary napkin was immersed for 5 to 10 minutes and then heated at 50M / min to 100M / min. After passing through the dryer, a sanitary napkin was manufactured according to a general sanitary napkin manufacturing process.

Example 5 Disposable Sanitary Napkin Preparation

A top sheet of sanitary napkin consisting of double layers of bamboo charcoal nonwoven fabric and synthetic fibers was mixed in a solution of 5% by weight pomegranate, 5% by weight phytoncide extract, 50% by weight ocher dilution and 5% by weight propolis extract, respectively. After immersion for minutes, it was passed through a hot air dryer at a rate of 50M / min to 100M / min and then manufactured sanitary napkin according to the manufacturing process of the general sanitary napkin.

Example 6 Preparation of Disposable Sanitary Napkins

A uniformly mixed solution of 5% by weight pomegranate, 5% by weight phytoncide extract, 50% by weight ocher dilution, and 5% by weight propolis extract was mixed with a top sheet and absorbent pad of a sanitary napkin composed of double layers of bamboo charcoal nonwoven fabric and synthetic fibers. After immersion for 10 minutes to pass through the hot air dryer at a rate of 50M / min to 100M / min and then to prepare a sanitary napkin according to the manufacturing process of the general sanitary napkin.

Comparative Example 1.

A conventional disposable sanitary napkin consisting of a topsheet, absorbent pad and outersheet was used.

Comparative Example 2.

Conventional disposable diapers consisting of a topsheet, absorbent pad and outersheet were used.

Comparative Example 3.

A conventional disposable panty liner consisting of a top sheet, absorbent pad and outer sheet was used.

Example 7. Experiments such as antibacterial and deodorant effects

In order to test the antimicrobial properties of the disposable sanitary napkins prepared in Examples 5 and 6, and Comparative Example 1, according to the criteria of the Korea Apparel Testing Institute (Staphylococcus aureus ATCC 6538), Candida (Candida albicans ATCC 10231) and E. coli (Eschericia coli ATCC 25922) was carried out an antimicrobial test, the results are shown in Table 1 below. At this time, the experimental value of Table 1 shows the reduction rate of bacteria (%) for the group of yellow grapes, Candida and E. coli.

division Example 5 Example 6 Comparative Example 1 Staphylococcus aureus 99.8% 99.9% 80.3% Candida 99.2% 99.7% 82.0% Escherichia coli 99.8% 99.8% 80.7%

As shown in Table 1, the sanitary napkin containing the composition of the present invention was found to be superior to the antibacterial sanitary napkin.

Example 8. Skin irritation test

20 women in their 20s to 30s were selected as the sensory testing agent using the disposable sanitary napkins of Example 1 and Comparative Example 1, and used according to a conventional method, and the degree of skin irritation was examined. As a result of the experiment, the disposable sanitary napkin of Example 1 according to the present invention had a significantly lower skin irritation compared to Comparative Example 1, and had almost no odor. Therefore, it was confirmed that the sanitary napkin including the composition of the present invention has excellent skin feeling due to low skin irritation and odor occurrence.

The present invention can be used for disposable diapers, women's sanitary napkins and panty liners for absorbing the liquid discharged from the human body such as blood, urine and menstrual blood.

1 is a plan view showing the general form of the sanitary napkin of the conventional disposable absorbent product.

FIG. 2 is a cross-sectional view of the cut portion along the line A-A of the female sanitary napkin of FIG.

3 is a cross-sectional view showing an embodiment of the double layer structure of the sanitary napkin top sheet 20.

Figure 4 is a cross-sectional view showing an embodiment of the triple layer structure of the sanitary napkin top sheet 20.

* Explanation of symbols for the main parts of the drawings

A: transverse centerline

10: top sheet

11: natural fiber layer

12: natural fiber layer

13: natural fiber layer

20: back sheet

30: absorption pad

40: adhesive

Claims (3)

A disposable absorbent article consisting of a liquid permeable topsheet, a liquid impermeable backsheet, and an absorbent pad positioned between the topsheet and the backsheet, wherein the topsheet and the absorbent pad, or any one of pomegranate, phytoncide extract, ocher and A disposable absorbent product comprising mixing or drying three or more substances selected from the group consisting of propolis extracts, and impregnating or applying and drying a liquid, gel or powder composition formed by a concentrated bath, vacuum concentration, and lyophilization. The disposable absorbent article according to claim 1, wherein the composition is 1 to 10% by weight of pomegranate, 1 to 10% by weight phytoncide extract, 20 to 80% by weight ocher, or 1 to 10% by weight propolis extract. The method of claim 1, wherein the top sheet is composed of a natural fiber layer and a synthetic fiber layer, wherein the natural fiber layer is selected from the group consisting of bamboo charcoal fiber, mulberry fiber, brown fiber, ginkgo fiber, soybean fiber, bamboo fiber and milk fiber. Disposable absorbent product, characterized in that at least one natural fiber layer, the natural fiber layer is one or two layers.

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