KR20120059199A - Cosmetic composition for mask pack - Google Patents

Abstract

PURPOSE: A cosmetic composition containing sodium polyacrylate and water soluble polymers is provided to ensure soft property and skin moisturizing and softening effect. CONSTITUTION: A cosmetic composition contains 1.5-2.5 wt% of sodium polyacrylate and 0.25-0.5 wt% of water soluble thickening agent. The water soluble thickening agent is cellulose gums, xanthan gums, gellan gums, or agar. The cellulose gums are C.M.C-Na or cationic cellulose powder. The xanthan gums and gellan gums are Keltro-F and KELCOGEL, respectively. The composition is used as a mask pack.

Description

Cosmetic composition for mask packs {Cosmetic composition for mask pack}

The present invention relates to a cosmetic composition for a mask pack comprising a combination of sodium polyacrylate and a water-soluble polymer.

Due to the irregular life and the change of life patterns changing day and night, the external factors caused by stress and environmental pollution caused by social life and the natural skin aging due to the age increase, the moisture of the stratum corneum decreases and the skin becomes dry. The surface becomes rough and the skin loses its shine and dull appearance. Accordingly, the problem of moisturizing the skin becomes more and more important.

Cosmetics of the pack formulation is a formulation that has a feature of temporarily coating a thin film on the skin to block evaporation of moisture to the outside to moisturize the skin and effectively penetrate the active ingredient. .

Meanwhile, with the 'naturalism' trend, interest in natural cosmetics has been steadily increasing, and there is a growing movement to solve skin moisturizing problems using these materials. Accordingly, even in the home, for immediate and intensive skin care, skin care is performed using packs of natural materials using honey, loess, cucumber, etc. Cosmetics of the pack formulation is a formulation that has a feature of temporarily coating a thin film on the skin to block evaporation of moisture to the outside to moisturize the skin effectively and effectively penetrate the active ingredient. have.

Cosmetics are also products with complex rheological properties, intertwining viscous and elastic properties. Formulations having various appearances and physical properties can be prepared using the properties of the raw materials to be mixed. An important raw material for the rheological properties and the physical properties of the formulation may include a polymer material. The appearance, texture, physical properties, and feel of the cosmetic are greatly changed depending on the characteristics of the polymer material used. Therefore, efforts are being made to screen polymer raw materials of various properties and to manufacture products of various properties using polymer raw materials suitable for each formulation.

The present inventors have studied to prepare a cosmetic formulation similar to sherbet, and when providing a mask pack formulation containing a high molecular weight sodium polyacrylate and a water-soluble natural thickener, the inventors can prepare a cosmetic formulation similar to the sherbet. Such formulations have been found to be easy to use for skin care by consumers while having soft physical properties and have completed the present invention.

Accordingly, an object of the present invention is to provide a cosmetic composition containing sodium polyacrylate, which is a polymer raw material, and a water-soluble natural thickener, having a similar appearance and physical properties to sherbet.

In addition, an object of the present invention is to provide a cosmetic composition for a mask pack that provides a moisturizing effect, softening effect or exfoliation effect on the skin.

In order to achieve the above object, the present invention provides a cosmetic composition comprising sodium polyacrylate and a water-soluble thickener.

The cosmetic composition for a mask pack of the present invention has a formulation similar to a sherbet, and has soft physical properties, and can be easily used by the consumer for skin care, and provides a moisturizing effect, a softening effect, or an exfoliating effect on the skin.

1 shows the results obtained by measuring the skin moisturizing power of the number using Examples 1 to 6 and Comparative Examples 1 to 2. FIG.

The cosmetic composition of the present invention contains sodium polyacrylate and a water-soluble thickener.

Sodium polyacrylate as a polymer raw material used in the present invention is contained in an amount of 1.5 to 2.53% by weight based on the total weight of the composition. Moreover, it is preferable that the viscoelasticity at the time of using sodium polyacrylate alone is 10-15N.

As the water-soluble thickener used in the present invention, water-soluble polymers such as cellulose gum, xanthan gum, gellan gum, and agar can be used. In addition, tamarind gum, guar gum, arabic gum and the like can be used. Cellulose gums include CMC-Na, cationic cellulose powders, and xanthan gums, including Keltrol-F, and gellan gums, such as KELCOGEL. The water-soluble thickener is in an amount of 0.25-0.5% by weight based on the total weight of the composition. It is contained.

It is preferable that the cosmetic composition of this invention is a viscoelasticity 10-10 N range.

The cosmetic composition of the present invention can be used as a composition for a facial mask pack, and formulated in the form of a solubilizing mask.

Hereinafter, the present invention will be described more specifically with reference to examples and test examples. These examples are only presented to understand the content of the present invention, but the scope of the present invention is not limited to these examples.

Test Example 1 Evaluation of Viscoelasticity and Peeling Effect According to Sodium Polyacrylate Content

To prepare a mask pack cosmetic composition by including sodium polyacrylate in a variety of content in the composition of Table 1, the viscoelasticity and peeling effect of these compositions were measured. The degree of peeling effect is an average of the scores of 10 panelists.

The viscoelasticity was measured using a rheometer (Sun scientific co., LTD), and the peeling effect was determined based on 10 points after peeling for 5 minutes by selecting 10 panelists.

Sodium polyacrylate Point, elasticity (N) * Filling effect (out of 10) One One 7 1.2 2 1.5 10 2.4 3 2 11 3.1 4 2.5 13 3.3 5 3 16 2.8

Looking at Table 1, it can be seen that the viscoelasticity also increases proportionally as the content of sodium polyacrylate increases, but the peeling effect is rather decreased when the viscoelasticity is too high.

Test Example 2 Combination of Sodium Polyacrylate and Water-Soluble Thickener

Based on the results of Test Example 1, the content of sodium polyacrylate was 2% by weight or 2.5% by weight, which was found to have a large peeling effect, and the composition of the mask pack cosmetics in the composition shown in Table 2 below using various water-soluble thickeners. The composition was prepared.

The viscoelasticity and peeling effect of the prepared composition were measured, and the results are shown in Table 2 below. The degree of peeling effect is an average of the scores of 10 panelists.

Sodium polyacrylate Cellulose gum Xanthan gum Gellan gum Point, elastic
(N) * Filling effect
(Out of 10) One 2.5 0.5 12 8.9 2 2.5 0.5 14 7.2 3 2.5 0.5 11 8.9 4 2.5 0.25 0.25 17 9.4 5 2.5 0.25 0.25 16 7.7 6 2 0.25 0.25 0.25 18 7.3

In Table 2, compared to the degree of viscoelasticity and peeling effect shown in Table 1 of Test Example 1 using sodium polyacrylate alone, when the water-soluble thickener is used in combination, the viscoelasticity is more stable and the peeling effect is much better. You can see that. In particular, when the cellulose gum, xanthan gum and gellan gum are used together with sodium polyacrylate, it can be seen that the effect is excellent.

In addition, when using a combination of two or more water-soluble thickeners, the viscoelasticity and peeling effect was good.

Test Example 3 Combination According to Various Contents of Water-soluble Thickener

To prepare a mask pack cosmetic composition by including a water-soluble thickener in a variety of content in the composition of Table 3, the viscoelasticity and peeling effect of these compositions were measured. The degree of peeling effect is an average of the scores of 10 panelists. The measurement results are shown in Table 4 below.

division Ingredients Example 1 Example 2 Example 3 Example 4 Example 5 Example 6 Comparative Example 1 Comparative Example 2 Water component Purified water To 100 To 100 To 100 To 100 To 100 To 100 To 100 To 100 glycerin 5 5 5 5 5 5 5 5 Butylene glycol 5 5 5 5 5 5 5 5 Disodium iodide 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 Cellulose gum 0.5 0.25 0.25 0.25 - - Xanthan gum 0.5 0.25 0.25 - - Gellan gum 0.5 0.25 0.25 Oily ingredient Dimethicone 5 5 5 5 5 5 5 5 incense 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 antiseptic 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 Fiji-60 Hydrogenated Castor Oil 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 Water component 2 Dipropylene glycol 5 5 5 5 5 5 5 5 Sodium polyacrylate 2 2 2 2 2 2 2 2.5

division Viscoelastic degree Peeling effect degree Example 1 12 9.2 Example 2 14 7.3 Example 3 11 8.2 Example 4 17 7.7 Example 5 16 8.6 Example 6 18 7.1 Comparative Example 1 11 3.7 Comparative Example 2 10 3.5

Looking at Table 4, it can be seen that Examples 1 to 6 used together with a water-soluble thickener than Comparative Examples 1 and 2 using sodium polyacrylate alone have a higher degree of viscoelasticity and a much higher peeling effect.

Test Example 4 Measurement of Skin Moisturizing Improvement

Ten adult men and women (age 29 ± 3 years old) who complain of dryness or dry skin are selected and waited for 15 minutes under constant temperature and constant humidity (24 ~ 26 ℃, relative humidity 40 ~ 50%). Thereafter, the cosmetic compositions of Examples 1 to 6 and Comparative Examples 1 and 2 were applied to the forearm to compare skin moisturizing power. The skin moisture content was measured with a coronometer (Corneometer, C + K Co., Germany) at the time of application and at 0, 2, 4, 6, 12 and 24 hours after application. The results are shown in FIG. It was.

As a result, as shown in FIG. 1, it turns out that the skin moisture content at the time of apply | coating the composition of Examples 1-6 shows a higher value compared with the case where the composition of Comparative Examples 1-2 is applied. This increase in skin moisture continued to be observed after 24 hours a day.

Claims (6)

A cosmetic composition comprising sodium polyacrylate and a water soluble thickener. The cosmetic composition of claim 1, wherein the sodium polyacrylate is contained in an amount of 1.5 to 2.5% by weight based on the total weight of the composition. The cosmetic composition of claim 1, wherein the water-soluble thickener is at least one selected from the group consisting of cellulose gum, xanthan gum, gellan gum and agar. The cosmetic composition of claim 1, wherein the water-soluble thickener is contained in an amount of 0.25 to 0.5% by weight based on the total weight of the composition. The cosmetic composition according to claim 1, wherein the composition has a viscoelastic range of 10-18N. The cosmetic composition according to claim 1, wherein the composition is for a mask pack.

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