CN110251316A - Composition chip of wormwood and sanitary napkin containing the chip - Google Patents

Abstract

The invention provides a wormwood composition chip and a sanitary napkin containing the chip, and relates to the technical field of sanitary products. The wormwood composition chip includes a breathable layer, a wormwood velvet layer, a wormwood leaf powder layer, a wormwood wormwood essential oil paper layer and a dust-free paper layer stacked in sequence; the wormwood composition chip is a stacked Composite drug core layer formed by pressing; the air-permeable layer is provided with a through hole, and the through hole communicates with the wormwood velvet layer. The wormwood composition chip of the invention can maintain the concentration of active ingredients on the skin surface for a long time, and strengthen and prolong the health care effect.

Description

Composition chip of wormwood and sanitary napkin containing the chip

technical field

The invention relates to the technical field of sanitary products, in particular to a wormwood composition chip and a sanitary napkin containing the chip.

Background technique

Wormwood (also known as Wormwood) is an antibacterial and antiviral herbal medicine, which has excellent antibacterial, heat dissipation, pain relief, menstrual flow, and warming effects. The roots, stems, and leaves of wormwood are made into different forms of products, which have different uses. For example, wormwood can be used for acupuncture, wormwood powder can be used to soak feet to dispel cold and relieve itching, and wormwood can be used to relieve itching. Essential oils can be used for dysentery, skin diseases. Wormwood powder is the pulverized product of the roots, stems and leaves of Wormwood after drying. Wormwood velvet is a velvet substance that is repeatedly rolled out of high-quality leaves of Wormwood. Wormwood essential oil is obtained from Europe The volatile oil with aromatic smell extracted from the whole plant of Absinthe wormwood by steam extraction or supercritical extraction. The main active ingredients of wormwood are essential oils, including terpinenol, β-caryophyllene, artemisinol, linalool, camphor, borneol, eucalyptol, phellandrene, pinerene, thujol The content of active ingredients in the essential oils of wormwood products produced by different processing methods is different.

In view of the many advantages of wormwood, there are many sanitary products containing wormwood on the market, but the existing wormwood products cannot guarantee that the active ingredients on the skin surface will maintain a high concentration for a long time, and the antibacterial performance has also declined , prone to odor and other problems.

Contents of the invention

Based on this, it is necessary to provide a sanitary napkin containing a composition chip of wormwood to solve the problem that the existing wormwood sanitary products cannot ensure that the active ingredients on the skin surface remain at a high concentration for a long time.

A kind of wormwood composition chip, comprising successively stacked air-permeable layer, wormwood velvet layer, wormwood leaf powder layer, wormwood wormwood essential oil paper layer and dust-free paper layer; the wormwood composition chip is Composite drug core layer formed by lamination and pressing; the air-permeable layer is provided with a through hole, and the through hole communicates with the wormwood velvet layer.

The above-mentioned wormwood composition chip is provided with a through hole, which not only has the function of ventilation, but also can keep the active ingredients of wormwood continuously released to the action site, keep the active ingredients on the skin surface at a high concentration, and have long-acting antibacterial effect. effect.

In one of the embodiments, the breathable layer is a wet strength paper layer.

In one embodiment, the shape of the through hole is circular or rectangular. Setting the through hole can ensure good ventilation effect and moderate release rate of wormwood essential oil at the same time.

In one of the embodiments, the thickness of the wormwood composition chip is 2.1-2.6 mm.

One aspect of the present invention also provides a sanitary napkin containing the above-mentioned wormwood composition chip. The sanitary napkin, including the wormwood composition chip of the present invention, has good air permeability, dryness and comfort, and long-term antibacterial effects when used.

In one of the embodiments, the sanitary napkin includes a main body and side wings arranged on both sides of the main body, and the main body consists of a soft and thin surface layer, a wormwood composition chip, a strong water-absorbing layer, and a breathable bottom film layer from top to bottom. And adhesive release paper layer.

In one of the embodiments, the strong water-absorbing layer is a modified acrylic water-absorbing resin layer.

In one of the embodiments, the breathable bottom film layer is a polylactic acid film.

In one of the embodiments, the adhesive-backed release paper layer is release paper coated with silicone oil.

In one of the embodiments, the sanitary napkin has a one-piece structure.

Compared with the prior art, the present invention has the following beneficial effects:

The wormwood composition chip of the present invention has a through hole on the chip, which not only has the function of ventilation, but also helps the active ingredient to pass through the through hole, so that the active ingredient of the wormwood can be continuously released to the action site and maintained at a relatively low temperature. High concentration, with long-term antibacterial effect, improve the comfort of use.

The wormwood composition chip of the present invention adopts the synergistic combination of the wormwood velvet layer, the wormwood leaf powder layer, and the wormwood essential oil paper layer, wherein the wormwood essential oil layer has the highest active ingredient content, and the wormwood powder has a large Some of them are chemical substances and cellulose that cannot be simply extracted. Among them, the content of active ingredients is the second, and the content of wormwood essential oil in wormwood is the least. The active ingredients in each layer are released in an orderly manner, and penetrate through the through holes to reach the human body The surface layer of the skin can maintain the concentration of active ingredients on the skin surface for a long time, improve the utilization rate of the wormwood composition chip, strengthen and prolong the health care effect, effectively prevent bacteria, dissipate heat, relieve pain, stimulate menstruation, warm menstruation, and protect women's health , and less irritating to the skin.

Description of drawings

Fig. 1 is the structural diagram of sanitary napkin of the present invention;

Fig. 2 is a cross-sectional view of the wormwood composition chip of the present invention.

Among them, 1- soft and thin surface layer, 2- wormwood composition chip, 3- strong water-absorbing layer, 4- breathable bottom film layer, 5- adhesive release paper layer, 21- wet strength paper layer, 22- ohm Absinthe velvet layer, 23-Absinthe leaf powder layer, 24-Absinthe essential oil paper layer, 25-dust-free paper layer, 26-through hole.

Detailed ways

In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the associated drawings. 1～2 has provided preferred embodiment of the present invention among accompanying drawing. However, the present invention can be embodied in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided to make the understanding of the disclosure of the present invention more thorough and comprehensive.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of the invention. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention.

Example 1

A sanitary napkin containing wormwood composition chips. The sanitary napkin has an integrated structure, including a body and side wings connected to both sides of the body. The body consists of a soft and thin surface layer 1 and a wormwood composition chip from top to bottom. 2. Strong water-absorbing layer 3, breathable bottom film layer 4 and adhesive release paper layer 5.

The soft and thin surface layer 1 is quick-penetrating thin silk, which can absorb instantly; the strong water-absorbing layer 3 is a modified acrylic water-absorbing resin with high water absorption performance to prevent back seepage; the air-permeable bottom film layer 4 is a polylactic acid film, which is breathable and impermeable; The release paper layer 5 is a release paper coated with silicone oil, which is easy to pull, easy to stick, and easy to use. The thickness of the wormwood composition chip 2 is 2.0 mm.

The aforementioned wormwood composition chip 2 is formed by laminating and pressing a wet strength paper layer 21 , a wormwood fluff layer 22 , a wormwood leaf powder layer 23 , a wormwood essential oil paper layer 24 and a dust-free paper layer 25 . The wet strength paper layer 21 is provided with a through hole 26, and the shape of the through hole 26 is circular.

The wormwood velvet layer 22 is formed by crushing, kneading and screening the leaves of wormwood. The wormwood leaf powder layer 23 is the dried, pulverized and sieved powder of the wormwood leaves. Wormwood essential oil is the volatile oil extracted from Wormwood wormwood by supercritical extraction, and then the wormwood essential oil is adsorbed on wet strength paper and dried with hot air to obtain the wormwood essential oil paper layer 24 .

Example 2

A sanitary napkin, the difference from Example 1 is that the thickness of the wormwood composition chip is 2.3mm.

Example 3

A sanitary napkin, the difference from Example 1 is that the thickness of the wormwood composition chip is 2.5mm.

Example 4

A sanitary napkin, the difference from Example 1 is that the thickness of the wormwood composition chip is 3.0mm.

Example 5

A sanitary napkin, the difference from Example 1 is that the thickness of the wormwood composition chip is 1.5 mm.

Comparative example 1

A sanitary napkin, the difference from Example 1 is that the wormwood composition chip is formed by pressing a wet strength paper layer 21, a wormwood fluff layer 22, a wormwood leaf powder layer 23 and a dust-free paper layer 25.

Experimental example 1 (skin irritation test)

The sanitary napkin of Example 1 and commercially available sanitary napkins were subjected to a skin irritation test, and a blank control group was set. The difference between the blank control group and Example 1 was that there was no wormwood composition chip, and 30 volunteers were selected for each group experimenting.

The skin irritation test method is as follows: take a spot with a size of 1.0cm*1.0cm in the center of the sanitary napkin as the test sample, moisten it with 0.9% normal saline, and apply the test sample on the On the back of the subject, the test substance was removed after 24 hours, and the skin reactions were observed at 0.5 hours, 24 hours, and 48 hours after removal, and the results were recorded according to the skin reaction grading standard in the "Hygienic Standards for Cosmetics" (2007 edition). The test results are shown in Table 1:

Table 1 Skin irritation test results

Note: A skin reaction grade of 0 means no irritation, and a higher skin reaction grade means greater skin irritation.

According to Table 1, it can be seen that the product of Example 1 of the present invention has very low skin irritation to the tester, and only 1 example has slight skin discomfort (grade 1 skin adverse reaction) in 30 testers. Commercially available similar products are much less irritating.

Experimental example 2 (antibacterial performance test)

Antibacterial tests were carried out on Example 1, Comparative Example 1 and commercially available sterilizing wet wipes. The experimental strains were Staphylococcus aureus (ATCC6538), Escherichia coli (ATCC25922), and Candida albicans (ATCC10231).

The antibacterial test method refers to the antibacterial performance of the product in Appendix C of GB15979-2002 "Hygienic Standards for Disposable Sanitary Products". The specific steps are:

1. Weigh 0.75g of the sample piece, cut it into 1.0cm*1.0cm size, pack it separately;

2. Put the above sample into a 250mL Erlenmeyer flask, add 70mL PBS and 5mL bacterial suspension respectively to make the bacterial suspension concentration 1×10 ⁶ ~9×10 ⁶ cfu/mL, and fix the Erlenmeyer flask on the shaker On a shaker, shake at 300r/min for 1h;

3. Take 0.5mL of the shaken sample solution, inoculate the plate with the agar pouring method, and count the colonies;

4. The test was repeated 3 times, and the bacteriostatic rate was calculated according to formula 1.

At the same time, a control sample is set, which is the same size as the sample piece but does not contain antibacterial ingredients, and other operating steps are the same as the sample group.

X＝(A-B)/A*100％ (Formula 1)

Among them, X is the bacteriostatic rate, A is the average number of colonies of the control sample; B is the average number of colonies of the tested sample.

The test results are shown in Table 1:

Antibacterial performance test results are shown in Table 2:

Table 2 antibacterial performance test results

According to the above table, it can be seen that the present invention has better antibacterial effect, and its antibacterial rate is only slightly lower than that of commercially available sterilizing wet wipes, but much higher than that of sanitary napkins that do not contain the wormwood composition chip of the present invention (comparative example 1) antibacterial rate.

Embodiment 3 (water retention test)

Get the sanitary napkin of embodiment and comparative example, weigh the weight of sanitary napkin, put it into water and soak for 10min, then take out and hang for 5min, weigh, after dehydration for 1min, weigh, test result is as shown in table 3:

Table 3 water retention test

According to the above table, it can be seen that the product of the present invention has better water retention.

The technical features of the above-mentioned embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, should be considered as within the scope of this specification.

The above-mentioned embodiments only express several implementation modes of the present invention, and the descriptions thereof are relatively specific and detailed, but should not be construed as limiting the patent scope of the invention. It should be pointed out that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (10)

1. a wormwood composition chip, is characterized in that, comprises successively laminated air-permeable layer, wormwood velvet layer, wormwood leaf powder layer, wormwood wormwood essential oil paper layer and dust-free paper layer; The wormwood composition chip is a composite drug core layer formed by lamination and pressing; the air-permeable layer is provided with a through hole, and the through hole communicates with the wormwood velvet layer. 2. The wormwood composition chip according to claim 1, characterized in that, the air-permeable layer is a wet strength paper layer. 3. The composition chip of wormwood according to claim 2, characterized in that, the shape of the through hole is circular or rectangular. 4. The wormwood composition chip according to any one of claims 1-3, characterized in that the thickness of the wormwood composition chip is 2.1-2.6 mm. 5. A sanitary napkin containing the composition chip of wormwood, characterized in that it comprises the chip of the composition of wormwood according to any one of claims 1-4. 6. The sanitary napkin containing the wormwood composition chip according to claim 5, characterized in that it comprises a body and flanks arranged on both sides of the body, and the body is sequentially composed of soft and thin surface layer and wormwood composition from top to bottom. Biochip, strong water-absorbent layer, breathable bottom film layer and adhesive-backed release paper layer. 7. The sanitary napkin containing the wormwood composition chip according to claim 6, characterized in that, the strong water-absorbing layer is a modified acrylic water-absorbing resin layer. 8. The sanitary napkin containing the wormwood composition chip according to claim 6, characterized in that, the air-permeable bottom film layer is a polylactic acid film. 9. The sanitary napkin containing the wormwood composition chip according to claim 6, characterized in that, the adhesive-backed release paper layer is a release paper coated with silicone oil. 10. The sanitary napkin containing the wormwood composition chip according to any one of claims 5-9, characterized in that the sanitary napkin has an integrated structure.