KR20070022971A - Skin Cosmetic Composition Containing Antiperspirant Agents With Improved Stability - Google Patents

Abstract

In the present invention, a limited deodorizing skin cosmetic composition comprising an aluminum compound as an active ingredient, sweet almond oil, castor oil, octyldodecanol, isopropyl mixed with aluminum magnesium hydroxystearate as a phase stabilizer to improve phase stability 10% to 40% by weight of a mixture consisting of at least one skin conditioning agent selected from mistrate, isopropyl palmitate, jojoba oil, caprylic / capryl triglyceride, mineral oil, and cyclomethicone; The present invention relates to a skin cosmetic having a deodorizing function containing 0.05 wt% to 3 wt% of a silicic acid and its derivatives, characterized by excellent phase stability for a long period of time, excellent deodorizing effect, and sustainability thereof. It is an object to provide a composition.

Limited deodorization, phase stabilizer, aluminum magnesium hydroxystearate

Description

Skin Cosmetic Composition Containing Antiperspirant Agents With Improved Stability}

Figure 1 shows the limiting effect of the present invention.

2 shows the sniff evaluation of the present invention.

In the present invention, the deodorizing skin cosmetic composition containing an aluminum compound as an active ingredient, sweet almond oil (Gilugel ALM) and castor oil (Gilugel CAO) mixed with aluminum magnesium hydroxystearate as a phase stabilizer to improve phase stability , Octyldodecanol (Gilugel EUG), Isopropyl Mistrate (Gilugel IPM), Isopropyl Palmitate (Gilugel IPP), Jojoba Oil (Gilugel JOB), Caprylic / Capryltriglyceride (Gilugel MIG), Mineral Oil (Gilugel MIN), Cyclomethicone (Gilugel SIL 5) 10% to 40% by weight of a mixture consisting of one or more skin conditioning agents, 0.05% to 3% by weight of undecylenic acid and its derivatives as a comfort aid The present invention relates to a skin cosmetic having a deodorizing function, including a superior phase stability and an excellent deodorizing effect for a long time. It characterized in that the property is maintained.

In addition, the present invention can be provided as a powder sprayed aerosol formulation in which the powdery component is stably maintained in the liquid phase and forms a stable formulation without powder blowing.

Restrictive deodorants are used for the purpose of suppressing excessive secretion of sweat when applied to the human body or to remove or alleviate sweat odor (e.g. sweat, apocrine sweat, sebum, contaminants, etc.) caused by microbial action. It can be divided into gel, cream, and liquid or non-aqueous liquid type, and as an active ingredient, aluminum compound is used, and various applications are possible according to each formulation.

Korean Patent Laid-Open Publication No. 2004-0057422 discloses a powder spray type deodorant composition of an aerosol type, which is a skin irritation caused by skin friction during spraying, using a powdery active ingredient of at least 10% by weight, preferably 30% by weight. Hepatic coagulation and firmness may occur. To prevent this, excessive amounts of powder forming auxiliary ingredients should be used, and suspending agents are added again to prevent sedimentation and separation because of using excessive powder active ingredients and powder auxiliary ingredients. There are disadvantages to using it.

In addition, talc or silica, which is used as a powder auxiliary component, has a problem that causes powdering during spraying and causes irritation and irritation when exposed to the eye mucosa or the respiratory tract.

Therefore, even in the same weight% of the aluminum compound as an active ingredient, there is a need for a powder spray type deodorant composition excellent in stability while excluding the powder forming auxiliary component which is more excellent, and may cause disadvantages.

Therefore, the present inventors conducted a continuous study to develop a compound that can maximize the effect of the existing active ingredient (aluminum compound) that has been used a lot in the pharmaceutical composition for the purpose of increasing the effect of the limiting deodorant, the result is used from the example Interest in castor oil has been found to be able to achieve this purpose by using the extract ingredients obtained from substances derived from the oil in skin cosmetics, the phase of the stock solution when using the phase stabilizer of the present invention Stability was improved to find the excellent persistence of the limiting effect to complete the present invention.

In the present invention, a limited deodorizing skin cosmetic composition containing an aluminum compound as an active ingredient, sweet almond oil, castor oil, octyldodecanol, isopropyl mixed with aluminum magnesium hydroxystearate as a phase stabilizer to improve phase stability 10 wt% to 40 wt% of a mixture consisting of at least one skin conditioning agent selected from mystrate, isopropyl palmitate, jojoba oil, caprylic / capryl triglyceride, mineral oil, and cyclomethicone, The present invention relates to a skin cosmetic having a limited deodorizing function comprising 0.05% to 3% by weight of undecylenic acid and its derivatives. It can be provided as an aerosol formulation.

The powder spray aerosol formulation of the present invention comprises 10 wt% to 40 wt% of the composition stock solution and 60 wt% to 90 wt% of the aerosol dispersant.

In the present invention, the aluminum compound may be used alone or in combination of one or more selected from aluminum chlorohydrate, aluminum dichlorohydrate, aluminum chloride, aluminum zirconium chlorohydrate, sodium aluminum chlorohydrate, aluminum zirconium tetrachloro hydrate and amino acid content thereof. The amount used is not particularly limited, but is preferably 20% by weight to 35% by weight.

In the present invention, undecylenic acid and its derivatives are C ₁₁ H ₂₀ O ₂ or CH ₂ = CH (CH ₂ ) ₈ COOH and zinc, sodium, calcium salt, undecenoyl chloride , Undecylenic acid monoethanolamine, undecylenic acid diethanolamine, and the like are useful, and preferably, zinc undecylenate powder can be effectively used. The amount used is preferably 0.05% to 3% by weight, and preferably 0.1% to 1.0% by weight can be used singly or in combination of two or more.

In the present invention, the phase stabilizer used to improve phase stability is a mixture of skin conditioning agents mixed with aluminum magnesium hydroxystearate, for example. Gilugel SIL5, Gilugel OS, Gilugel MIN, Gilugel MIG, Gilugel JOB, Gilugel IPP, Gilugel IPM, Gilugel EUG, Gilugel CAO, Gilugel ALM (both trade names of Giulini) may be used alone or in combination of two or more, preferably cast Oil mixtures, Gilugel CAO or Gilugel MIG, are useful and can be used in the range of 10% to 40% by weight.

In the present invention, an additive for imparting an aesthetic function may be included, and as the additive, conventional raw materials used in preservatives, preservatives, fragrances, and cosmetics may be used alone or in combination.

Aerosol propellants may be used in any conventional range of propellants, and typical examples include propane, butane and pentane.

The limited deodorant skin cosmetic of the present invention is characterized in that it does not require a powder forming aid and a suspension for re-dispersing to be used for preventing the sinking of the active ingredient.

Therefore, even in the case of using the same weight% of the active ingredient, the deodorizing function is excellent and the effect is long lasting, and the disadvantages such as the powdering of the powder auxiliary agent used for the stability of the phase are improved and the feeling of applying to the skin uniformly good.

In addition, it has good skin contact feeling and good adhesion, and there is no powder flying, and it is excellent.

The skin cosmetic of the present invention is not limited to the ingredients already mentioned since any other ingredients may be used.

The manufacturing method of the skin cosmetic of this invention is as follows.

While rapidly stabilizing the phase stabilizer, emollient, and silicone oil, the aluminum compound as an active ingredient is added and dispersed, followed by stirring until uniformity. After stirring, add the fragrance and other ingredients to complete the skin cosmetics, and then put them in an aluminum can container to fill the propellant to complete the aerosol product.

Hereinafter, examples of the present invention, comparative examples and experiments will be described, and the examples in the following table are for illustrative purposes only to further describe preferred embodiments within the scope of the present invention, and the present invention may be used without departing from the scope of the present invention. It is not intended to limit the present invention to the examples because it can be modified.

Example 1 and Comparative Examples 1 to 3

Powder spray type deodorant skin cosmetic composition was prepared according to the above preparation method from the components shown in Table 1 below.

                                                               Unit weight% Classification ingredient Example 1 Comparative Example 1 Comparative Example 2 Comparative Example 3      Aerosol Stock Aluminum compound 20 20 20 20 Silicone Coating Talc - - - 10 Quaternium 18 hectorite - - - 3 Cyclomethicone 35 40 38 40 Dimethicone 25 37 25 25 Aluminum magnesium hydroxide stearate + cyclomethicone (Gilugel SIL 5)  17  -  15  - Zinc Undecylenate One One - - Triclosan One One One One Spices One One One One Aerosol Stock Subtotal 100 100 100 100 Aerosol propellants Propane 20 20 20 20 butane 80 80 80 80 Aerosol propellant subtotal 100 100 100 100  product Aerosol stock solution 20 20 20 10 Propellant 80 80 80 90 All products 100 100 100 100

In the table, aluminum compound is used by Colicron P of Clariant, silicon coating talc is Sunsil 130 of advanced chemistry, and quaternium 18 hectorite is Benton gel of ELE, USA. Benton Gel EUG, an octyldodecanol / quaternium-18 hectorate / propylene carbonate mixture, was used in the series. For cyclomethicone, Dow Corning's DC 345 was used, and in the case of Dimethicone, 350 cst (cysti: viscosity unit) in DC 200 fluid was used. Zinc Undecylenate uses Merck's Zinc Undecylenate and Triclosan uses Civa Specialty Chemical's Irgasan DP 300.

The powder-restricted deodorant skin cosmetic composition of Examples 1 to 3 prepared in the composition ratios shown in Table 1 above were prepared and evaluated according to the following evaluation method.

First, to control the condition before evaluating the limiting effect,

The subjects were 20 adults without skin disease, mild washing without added disinfectant or perfume for 10 days, and no other cosmetic products. Both sides of the armpits were dried to confirm the initial sweat generation, and then silica gel sachets were attached for 8 hours to measure the weight of sweat generated by gravimetric weight.

Second, to assess antispirant efficacy,

Example 1 and Comparative Examples 1 to 3 were applied to the armpits and overnight, and the silica gel chassis was attached for 8 hours to measure the weight of the sweat. Silica gel was used 4 × 6cm (3g capacity) of the clean pack.

The room temperature was 30 degrees Celsius, the humidity was carried out under 50% condition and the limiting effect was evaluated by the difference in the amount of sweat before and after use and is shown in FIG. 1.

For the third sniff test,

The subjects were 20 adults without skin disease, mild washing without added disinfectant or perfume for 3 days, and all other cosmetic products were prohibited. Twenty four hours after the last cleaning, five trained expert evaluators assessed the initial odor level, followed by daily use for seven days and the final use of the test product, followed by 8 and 24 hours of odor intensity, respectively. Evaluate. Evaluation scale was performed as follows.

Intensity of smell when smelling by smell is 0. Intensity is weak, there is no noticeable smell, 1 point is almost no smell, 2 points are slightly smell, 3 points are bad smell of sweat. 4 points were slightly odor-relieved, 5 points retained the initial odor, 6 points were assessed in six steps as the sweat smell became stronger, and the results are shown in FIG.

In order to verify the stability of the phase, the composition of the present invention (in a gas filled state) is placed in a transparent glass tube, an explosion-proof incubate (45 ° C.), room temperature (25 ° C.), 4 ° C., freezing and thawing process (minus 20 ° C. and room temperature). Observed at Explosion-proof incubation uses Jisco's model name J-PDO 100, and freeze & thaw process is left for 8 hours at minus 20 ℃ and 8 hours at room temperature using a normal household refrigerator and shaken vigorously. The cycle was repeated 10 times with 1 cycle. The results are mentioned in Table 2.

In the case of Example 1, which contains the zinc unceryllate and the phase stabilizer of the present invention, it showed a superior limiting effect than the compositions of Comparative Examples 1 to 3, and in the case of Comparative Example 1, zinc undecyleneate was beneficial to increase the limiting effect. It can be seen that. The phase stabilizer of the present invention maximizes the limiting effect of the active ingredient in one injection by maintaining effective or stable dispersion of powder active ingredients such as aluminum compounds, and showed an excellent limiting effect compared to Comparative Example 3. This proves that the phase stabilizer of the present invention is due to the effective phase stability of the powdered active ingredient.

In view of the change in strength over time, in Example 1 containing zinc undecylenate and the phase stabilizer of the present invention, it can be seen that it is excellent in limiting and deodorizing effect by continuous use, which effectively secures phase stability and undecylenate. As a result of its secondary antibacterial function.

  Phase stability evaluation Example 1 Remarks example 1 Comparative Example 2 Comparative Example 3 Evaluation results ◎ ▽ ◎ ○

It can be seen that the composition of the present invention is excellent in stability of the composition to which the phase stabilizer of the present invention is blended.

The evaluation scale was evaluated according to the following evaluation scale if any of the items mentioned above were poor in stability. For example, in Comparative Example 1, if the temperature is stable for more than the observation period under conditions other than the high temperature, if the sedimentation or separation occurs after 1 day or more at high temperature, the absolute evaluation is indicated as?.

◎ Stable for more than 7 days.

○ It is stable for more than 3 days without precipitation or separation of stock solution.

△ Sedimentation and separation occur after 3 days or more.

▽ After 1 day or more, sedimentation and separation occur.

Immediately after preparation of the stock solution, precipitation and separation occur.

The skin cosmetic composition according to the present invention is excellent in deodorizing function and has an effect of maintaining the effect of deodorizing for a long time by improving phase stability.

Claims (4)

20 to 35% by weight of an aluminum compound as an active ingredient, sweet almond oil, castor oil, octyldodecanol, isopropyl mistrate, isopropyl palmitate, jojoba oil, capryl mixed with aluminum magnesium hydroxystearate as a phase stabilizer 10% to 40% by weight of a mixture consisting of at least one skin conditioning agent selected from lactic / capryltriglycerides, mineral oils and cyclomethicone, and 0.05% to 3% by weight of undecylenic acid and its derivatives as a stabilizing ingredient Limited deodorant skin cosmetic composition comprising a%. The aluminum compound according to claim 1, wherein the aluminum compound is at least one selected from aluminum chlorohydrate, aluminum dichlorohydrate, aluminum chloride, aluminum zirconium chlorohydrate, sodium aluminum chlorohydrate, aluminum zirconium tetrachloro hydrate and amino acid content thereof. Skin cosmetic composition for deodorization. According to claim 1, Undecylenic acid as a stabilizer component and its derivatives are C ₁₁ H ₂₀ O ₂ or CH ₂ = CH (CH ₂ ) ₈ COOH and its zinc, sodium, calcium ( Calcium) A deodorizing skin cosmetic composition characterized in that at least one selected from salt, undecenoyl chloride, undecylenic acid monoethanolamine, undecylenic acid diethanol amine. Powder spray type limiting deodorant comprising 10 wt% to 40 wt% of the composition stock solution of any one of claims 1 to 3 and 60 wt% to 90 wt% of the aerosol dispersant.

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