KR20170063370A - Two liquid type cosmetic composition with easiness of mixing - Google Patents

Abstract

The present invention relates to a two-part cosmetic composition having ease of mixing, and more specifically, to a first formulation containing a sequestering agent, a polyol, a solvent, and an optional thickening agent; And a second formulation containing a sequestering agent, a polyol, a solvent, and optionally a thickening agent, wherein the viscosity and mixing ratio of the first and second formulations are suitably adjusted so that when the pre- The present invention relates to a two-part cosmetic composition which is easy to mix the first and second formulations. The two-part cosmetic composition according to the present invention and the cosmetic composition containing the same are easily mixed even if they are shaken only a small number of times to mix the two formulations in the container before use, so that the active ingredient is uniformly dispersed or dissolved in the mixed solution Since there are two separate formulations before shaking, it is possible to keep the stability of the ingredients for a long time just before mixing by containing high-efficacy ingredients in only one formulation that can stabilize the high-efficacy ingredients.

Description

TECHNICAL FIELD [0001] The present invention relates to a two-component cosmetic composition which is easy to mix,

The present invention relates to a two-part cosmetic composition having ease of mixing, and more specifically, to a first formulation containing a sequestering agent, a polyol, a solvent, and an optional thickening agent; And a second formulation containing a sequestering agent, a polyol, a solvent, and optionally a thickening agent, wherein the viscosity and mixing ratio of the first and second formulations are suitably adjusted so that when the pre- The present invention relates to a two-part cosmetic composition which is easy to mix the first and second formulations.

A two-part formulation is provided in a state in which two contents are separated and carried on the inside of one container, and the container is shaken immediately before use to mix the two contents so that the efficacious ingredient can be uniformly dispersed or dissolved. Of cosmetics are becoming more popular.

As the type of the cosmetic composition of the present invention, the two-layer type cosmetics disclosed in Korean Patent Laid-Open Publication No. 10-2012-0090943 are divided into an oil layer and a water layer having different properties and densities before mixing. When the container is shaken, And the contents mixed with the oil layer component and the water layer component are discharged and applied to the skin. Another two-liquid cosmetic composition includes two separate formulations physically separated from each other due to the structure of the container having the separating wall. When the container is manipulated, the separating wall is removed and the two formulations are mixed together, There is cosmetics. The former is different in that the latter physically separates the two formulations, if the former utilizes the diagenesis phenomena with different chemical properties between the two formulations.

Thus, the present inventors have tried to find a way to make mixing easier when the two formulations physically separated due to the special structure of the container, such as the latter, are mixed with each other due to the removal of the separation walls , The first formulation and the second formulation each contain a sequestering agent, a polyol, and a solvent, and the contents of the first formulation and the second agent are different from each other in the kind and content of the thickener, It has been found that the easiness of mixing is different when the viscosity is controlled or the mixing ratio of the first and second formulations is adjusted. It has also been found that the stability can be maintained for a long time by containing only the above-mentioned high-potency ingredient in one formulation capable of stabilizing a specific high-potency ingredient out of the two formulations of the first or second dosage form. .

It is an object of the present invention to provide a first formulation containing a sequestering agent, a polyol, a solvent, and optionally an enhancer; And a second formulation containing a sequestering agent, a polyol, a solvent, and optionally an increasing agent; And a pharmaceutically acceptable carrier.

Another object of the present invention is to provide a cosmetic comprising the two-part cosmetic composition and having increased ease of mixing.

In order to achieve the above object, the present invention provides a pharmaceutical composition comprising a first formulation containing a sequestering agent, a polyol, a solvent, and optionally an enhancer; And a second formulation containing a sequestering agent, a polyol, a solvent, and optionally a thickening agent.

The present invention also provides cosmetics comprising the two-part cosmetic composition.

The two-part cosmetic composition according to the present invention and the cosmetic composition containing the same are easily mixed even if they are shaken only a small number of times to mix the two formulations in the container before use, so that the active ingredient is uniformly dispersed or dissolved in the mixed solution Since there are two separate formulations prior to mixing, it is possible to maintain the stability of the ingredients for a long time just prior to mixing, by containing high-performance ingredients in only one formulation that can stabilize the high-potency ingredients.

Figure 1 is a photograph showing the stability after storage for 4 weeks at 45 ° C with the content of ethyl ascorbyl ether (EAE) or the pH of the solvent being different for each sample (from left to right, # 1: no EAE (pH 3.45) , # 2: EAE 1% (pH 3.41), # 3: EAE 10% (pH 3.44), # 4: EAE 15% (pH 3.44), # 5: EAE 10% (pH 4.96)).
FIG. 2 is a graph showing the results obtained by adding 10% of ethyl ascorbyl ether (EAE) to a volatile solvent, 100% 1,3-butylene glycol (or 100% 1,2-propanediol) (4 degrees Celsius), # 5: frozen (4 degrees Celsius) after storage for 4 weeks (from left to right) (-10 캜), # 6: cycle (treatment at 45 캜 for 12 hours and treatment at -10 캜 for 12 hours).

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In general, the nomenclature used herein is well known and commonly used in the art.

In the present invention, "optionally" means that the thickening agent is contained, it may or may not contain the thickening agent.

In the present invention, two different formulations contained in one two-part cosmetic composition are classified into "first formulation (first agent)" and "second formulation (second agent)".

In the present invention, "ease of mixing" or "easy to mix" means that the container containing the composition or cosmetic comprising the first and second formulations according to the invention is administered 10 times or less, preferably 5 times Means that the first and second formulations can be homogeneously mixed when lightly shaken by hand (hand mixing) the following number of times.

In one embodiment of the present invention, the viscosity of the first formulation is set to 3,000 cps or less, the viscosity of the second formulation is set to 10,000 cps or less, and the first formulation and the second formulation are mixed at a weight ratio of 1: 1 , It was confirmed that the mixing between the two formulations occurred easily at a mixing frequency of 10 times or less. It is also possible to set the viscosity of the first formulation to 1,000 cps or less and the viscosity of the second formulation to 10,000 cps or less or set the viscosity of the first formulation to 1,000 to 6,000 cps and the viscosity of the second formulation to 3,000 cps , And it was confirmed that mixing of the first and second formulations at a weight ratio of 10: 1 easily caused the mixing between the two formulations to be 10 times or less.

Accordingly, the present invention provides a first formulation comprising a sequestering agent, a polyol, a solvent, and optionally a thickener; And a second formulation comprising a sequestering agent, a sequestering agent, a polyol, a solvent, and optionally a thickening agent, wherein the viscosity of the first and second formulations is different, Lt; RTI ID = 0.0 > cosmetic < / RTI > composition.

The sequestering agent contained in the first and / or second formulations of the composition according to the present invention prevents the metal ions from being precipitated by other reagents by forming a soluble chelate complex by binding with the metal ions in the aqueous solution, Thereby preventing discoloration or discoloration. Disodium ethylenediaminetetraacetic acid (EDTA) is a preferred type of metal ion sequestrant that can be used in the present invention, but it is not always limited thereto, and any metal ion sequestrant commonly used in cosmetics can be used.

The optimal amount of the sequestering agent contained in the two-part cosmetic composition is 0.001 to 0.1% by weight, preferably 0.01 to 0.05% by weight, more preferably 0.02 to 0.05% by weight. If the content of the sequestering agent is less than 0.001, discoloration or sedimentation of the cosmetic formulation may occur, and if it exceeds 0.1, skin safety may be a problem.

The polyol contained in the first and / or second formulations of the composition according to the present invention refers to polyhydric alcohols having two or more hydroxyl groups (-OH). Examples of the polyols usable in the present invention include glycerin Glycerin, 1,3-butylene glycol, propylene glycol, polyethylene glycol, and sorbitol. One or more of these may be used in combination. Preferably, glycerin and 1,3-butylene glycol can be used, but not always limited thereto, and any polyol commonly used in cosmetics can be used.

The solvent contained in the first and / or second formulations of the composition according to the present invention is not particularly limited, but may be purified water, dipropylene glycol (DPG), glycerin or a volatile solvent, preferably purified water, 1,3-butylene glycol 1,3-butylene glycol, 1,2-propanediol or ethanol, more preferably purified water or 1,3-butylene glycol, and most preferably purified water to be.

The solvent is preferably contained in an amount of 50 to 99% by weight based on the total weight of the composition.

The thickening agent contained in the first and / or second formulations of the composition according to the present invention is also referred to as thickening agent or thickening stabilizer for increasing the viscosity of the solution. The thickening agent may be contained in either of the first or second formulations or contained in both the first and second formulations and may not be contained in both the first and second formulations. The ease of mixing the first and second formulations is determined by the viscosity of the first and second formulations controlled by the presence or absence of the thickening agent, the content, and the type of thickener.

Examples of the type of thickener that can be used in the present invention include water-soluble thickeners, in particular, natural polymers such as xanthan gum, mannan gum, carrageenan gum, sclerotium gum, alginic acid, pectin and starch, semi-synthetic polymers such as carboxymethyl cellulose, Polymer, polyvinylpyrrolidone, carbomer, sodium polyacrylate, acrylate / C10-30 alkyl acrylate crosspolymer, ammonium acryloyldimethylsiloxane, Organic thickeners including synthetic polymers such as taurate / VP copolymer (Ammonium acrylyl dimethyltaurate / VP Copolymer); Inorganic thickening agents including magnesium silicate, magnesium aluminum silicate, sodium magnesium silicate, bentonite and the like; Etc., and one or more of these may be used in combination, but the present invention is not limited thereto. Preferably, at least one enhancer selected from the group consisting of xanthan gum, carbomer, and acrylate / C10-30 alkyl acrylate crosspolymer can be used.

The thickening agent contained in the composition according to the present invention may be characterized by being contained in an amount of 0.01 to 1% by weight based on the total weight of the composition. If the content of the thickening agent is less than 0.01% by weight, it is difficult to have the minimum viscosity required in cosmetic formulations. If the content of the thickening agent is more than 1% by weight, the viscosity of the formulation becomes too high.

Also, the first and second dosage forms of the composition according to the present invention may be mixed at a weight ratio of 1: 1. If the viscosity of the first formulation is 3,000 cps or less, the second formulation may be easily mixed if the viscosity is 10,000 cps or less. If the viscosity of the first formulation is 3,000 to 10,000 cps, Is preferably 5,000 cps or less in terms of ease of mixing.

Also, the first and second formulations of the composition according to the present invention may be mixed at a weight ratio of 10: 1. If the viscosity of the first formulation is 1,000 cps or less, the second formulation may be easily mixed if the viscosity is 10,000 cps or less, and if the viscosity of the first formulation is 1,000 to 6,000 cps, Is preferably 3,000 cps or less in terms of ease of mixing.

The composition according to the present invention is characterized in that the first formulation and the second formulation are contained at a weight ratio of 1: 1 or 10: 1. However, the first formulation and the second formulation are not limited only to the weight ratio, By weight. For example, the first and second dosage forms may contain a weight ratio of 1 to 10: 1 to 10, preferably 1 to 5: 1 to 5, more preferably 1: 2: 1 to 2.

The first and / or second formulations of the composition according to the present invention may contain at least one selected from the group consisting of a whitening agent, a moisturizer, and a wrinkle-removing agent, in addition to the above-mentioned sequestering agent for metal ion, polyol, And further contains an effective ingredient.

The whitening agent means a component effective to reduce the melanin pigment of the skin. Examples of the whitening agent include hydroquinone, arbutin, azelaic acid, kojic acid, ceramide Linoleic Acid, Lecthin, Neoglycoprotein, Lactic Acid, Glycolic Acid, Retinoids Derivatives, Ascorbic Acid Derivatives, , Ethyl ascorbyl ether (EAE) or various plant extracts known to have a whitening effect, but the present invention is not limited thereto.

The optimal content for the whitening effect of the whitening agent contained in the two-part cosmetic composition is not limited to the content range described in this specification, as it may vary depending on the characteristics, kind, and manufacturing method (extraction method) of the whitening agent.

The wrinkle-reducing agent means a component that has the effect of alleviating the wrinkle formation rate of the skin or reducing the already formed wrinkle through a mechanism such as inhibiting collagenase or promoting collagen synthesis. For example, adenosine Adenosine, Retinol, tocopherol, Polyphenol, Camosine, Ubiquinone, Gluco-Peptide, Ceramide, or wrinkle-improving effects Various plant extracts known in the art may be used, but the present invention is not limited thereto.

The optimum amount of the wrinkle-reducing agent for the wrinkle-reducing agent contained in the cosmetic composition for two-part cosmetics is not limited to the content range described in the present specification, as it may vary depending on the characteristics, kind, and manufacturing method (extraction method)

The moisturizing agent refers to a component having an effect of moisturizing the skin by supplying water to the skin, promoting the differentiation of the keratinocyte, or strengthening the skin barrier, and examples thereof include glycerin, propylene glycol, 1,3 -Butylene glycol, polyol such as polyethylene glycol, ceramide, essential fatty acids and lipid complexes, or various plant extracts known to have a moisturizing effect, but the present invention is not limited thereto.

The optimal content for the moisturizing effect of the moisturizing agent contained in the two-part cosmetic composition is not limited to the content range described in this specification, because it may vary depending on the nature, kind, and manufacturing method (extraction method) of the moisturizing agent.

In addition, the composition according to the present invention may further comprise an emulsifying formulation containing an oil-soluble ingredient. Wherein the oil soluble component is a solid phase component comprising a surfactant, fat, wax, higher alcohol, higher fatty acid and hydrocarbon, having a melting point of at least 30 占 폚 and a solid state at room temperature; Or a liquid phase component comprising oils, esters, hydrocarbons and silicon.

The solid phase component may be, for example, polyglyceryl-3 methyl glucose isostearate, glyceryl stearate, SUCROSE FATTY ACID ESTER, PEG-100 stearate, cetearyl glucoside ( Surfactants such as Cetearyl Glucoside, Inulin Lauryl Carbamate, and C12-20 alkyl glucoside; Fat such as shea butter, mangano butter and cacao butter; Waxes such as carnauba wax, candelilla wax and beeswax; Higher alcohols such as cetyl alcohol, stearyl alcohol and behenyl alcohol; Higher fatty acids such as lauric acid, myristic acid, palmitic acid and stearic acid; And hydrocarbons such as paraffin, ceresin and microcrystalline wax; And the like. Examples of the liquid phase component include oils such as meadowfoam seed oil, sunflower seed oil, macadamia seed oil, green tea seed oil and camellia oil; Esters such as cetyl ethyl hexanoate, octyldodecyl myristate, pentaerythrityl tetraethyl hexanoate, isopropyl palmitate and isopropyl myristate, dicaprylic carbonate; Hydrocarbons such as liquid paraffin, squalane, isohexadecane, hydrogenated polydecene, and hydrogenated polyisobutene; And silicones such as cyclomethicone, dimethicone, and phenyl trimethicone, or a mixture thereof, but are not limited thereto.

The composition according to the present invention may also contain other auxiliary ingredients which can give synergy to the main effect, for example, an emollient, an ultraviolet absorber, a bactericide, Antioxidants, pH adjusting agents, neutralizing agents, organic and inorganic pigments, fragrances, coolants, and limiters. In particular, by using the organic and inorganic pigments to distinguish the colors of the first and second formulations, it is possible to exhibit an apparent aesthetic effect. The compounding amount of the above components can be easily selected by those skilled in the art within a range not to impair the objects and effects of the present invention.

In one embodiment of the present invention, when a volatile solvent is used as a solvent contained in the composition according to the present invention, anhydrous ethyl acetate (ethyl ascorbyl ether) (EAE) However, even if the EAE was contained in an amount of 10% by weight or more based on the total weight of the composition, it was confirmed that the stability of EAE was maintained and discoloration did not occur.

Therefore, the solvent contained in the first formulation and / or the second formulation of the composition according to the present invention may be a volatile solvent, wherein the first formulation and / or the second formulation contains a volatile solvent The formulation may further contain ethyl ascorbyl ether as a whitening ingredient.

The volatile solvent containing the volatile solvent is contained in an amount of 80 to 99% by weight based on the total weight of the formulation, the ethyl ascorbic ether is contained in an amount of 1 to 20% by weight based on the total weight of the formulation, . When ethyl ascorbic ether is contained in an amount of less than 1% by weight based on the total weight of the composition, the whitening effect may not be sufficiently exhibited, and when it is contained in an amount exceeding 20% by weight, stabilization of the formulation is difficult, There is a problem that it can cause cytotoxicity or skin irritation.

In another aspect, the present invention relates to a cosmetic comprising the macroracidal cosmetic composition according to the present invention. The cosmetics may be used for skin care, bathing, hair, or make-up, but the present invention is not limited thereto. The cosmetics may be appropriately selected depending on the purpose.

The cosmetics comprising the two-part cosmetic composition according to the present invention may be characterized in that they are separated and carried in containers having two spaces in the presence of separation walls. The cosmetics may be shaken before use and mixed with the two- And then used afterwards. More specifically, the first and second dosage forms include a first dosage form in one space and a second dosage form in the other space, wherein a space of the container having two spaces exists, and the first and second dosage forms are separated by a separation wall The separation wall is removed, and the two formulations are brought into contact with each other at the time of use, followed by shaking to cause mixing between the two formulations, and the mixed solution is discharged and used. However, the cosmetic product according to the present invention is not necessarily limited to being carried on this type of container.

Hereinafter, the present invention will be described in more detail with reference to Examples. It is to be understood by those skilled in the art that these embodiments are only for illustrating the present invention and that the scope of the present invention is not construed as being limited by these embodiments. It is therefore intended that the scope of the invention be defined by the claims appended hereto and their equivalents.

[Formulation example]

In order to find a method for improving the ease of mixing of the two-liquid formulation composition according to the present invention, six samples (# 1 to 6) each of which was designed to have a gradually increased viscosity were prepared as shown in Table 1 below. In a purified water, chelating agent disodium EDTA, the polyol solvent Butylene glycol and glycerin, increasing agent xanthan gum, carbomer is carbopol ^® 981 and FG700 ^®, and acrylates / C10-30 alkyl acrylate cross polymer of ETD2020 ^® was used, the viscosity of each sample was measured by using VISCOMETER (BROOKFIELD DV-II + Pro ).

Configuration
(Unit: wt%) #One #2 # 3 #4 # 5 # 6 Purified water 89.97 89.87 89.73 89.72 89.63 89.59 Disodium EDTA 0.02 0.02 0.02 0.02 0.02 0.02 Butylene glycol 5.00 5.00 5.00 5.00 5.00 5.00 glycerin 5.00 5.00 5.00 5.00 5.00 5.00 Xanthan gum 0 0.10 0.10 0.10 0.10 0.10 Carbomer
(Carbopol 981) 0 0 0.10 0 0 0 Carbomer (FG700) 0 0 0 0 0.10 0 Acrylate / C10-30 alkyl acrylate crosspolymer
(ETD2020) 0 0 0 0.11 0.10 0.20 corrector 0 0 0.04 0.04 0.04 0.08 Pigment 0.01 0.01 0.01 0.01 0.01 0.01 Viscosity range (cps) Below 500 500 ~
1,000 1,000 ~
3,000 3,000 ~
6,000 6,000 ~
10,000 Viscosity (cps) No viscosity 57.5 910 2869 5079 8378

[ Test Example  1] Judging easiness of mixing when the first and second formulations were mixed at a weight ratio of 1: 1

First, as shown in the following Table 2, any one of the samples # 1 to # 6 prepared in the above-mentioned formulation example was used as the first formulation (one agent), and any one of the samples # 1 to # 6 was used as the second formulation 2), the first and second formulations were combined at a weight ratio of 1: 1.

As shown in Table 3 below, after setting the criteria of ease of mixing, the container containing the solution in which the first and second formulations were mixed was hand shaken by hand (hand mixing) so that the first and second formulations were mixed Respectively. It is judged that it is inadequate to commercialize the solution when the mixed solution is homogeneous because it is difficult to mix because the handmixing should be performed more than 10 times in case of using general customers (women, 20 to 50 generations).

1 2 result 1 2 result 1 2 result 1 2 result 1 2 result 1 2 result #One #One *** #2 #One - # 3 #One - #4 #One - # 5 #One - # 6 #One - #2 *** #2 *** #2 - #2 - #2 - #2 - # 3 *** # 3 *** # 3 *** # 3 - # 3 - # 3 - #4 *** #4 *** #4 *** #4 ** #4 - #4 - # 5 *** # 5 *** # 5 *** # 5 ** # 5 * # 5 - # 6 *** # 6 *** # 6 *** # 6 ** # 6 Impossible # 6 Impossible

Mark Mixing frequency Ease of mixing *** Less than 5 times adequate ** Less than 6 ~ 10 times adequate * 11 to 15 times or less inappropriateness Impossible More than 16 times inappropriateness

As a result, as shown in Table 2, when the viscosity of the first formulation is 3,000 cps or less as in samples # 1 to # 4 and the viscosity of the second formulation is 10,000 cps or less as in samples # 1 to # 6, The mixing was easy. Particularly, when the viscosity of the first formulation is 1,000 cps or less and the viscosity of the second formulation is 10,000 cps or less, the number of times of mixing is not more than 5 times, and thus, excellent mixing easiness is exhibited.

[ Test Example  2] Judging the easiness of mixing when mixing the first and second formulations at a weight ratio of 10: 1

As shown in Table 4, any one of Samples # 1 to # 6 prepared in the above-mentioned Formulation Example was used as the first formulation (1 product), and Samples # 1 to # 6 Into the number of all possible cases of the second formulation (preparation 2), the first formulation and the second formulation were formulated in a weight ratio of 10: 1.

Then, the container containing the solution in which the first and second formulations were mixed was hand-shaked (hand mixed) to mix the first and second formulations. The ease of mixing was judged based on Table 3 as in Test Example 1.

1 2 result 1 2 result 1 2 result 1 2 result 1 2 result 1 2 result #One #One *** #2 #One *** # 3 #One *** #4 #One *** # 5 #One ** # 6 #One Impossible #2 *** #2 *** #2 *** #2 *** #2 ** #2 Impossible # 3 *** # 3 *** # 3 *** # 3 ** # 3 ** # 3 Impossible #4 *** #4 *** #4 *** #4 ** #4 * #4 Impossible # 5 *** # 5 *** # 5 *** # 5 * # 5 * # 5 Impossible # 6 *** # 6 ** # 6 ** # 6 * # 6 Impossible # 6 Impossible

As a result, as shown in Table 4, when the viscosity of the first formulation is 1,000 cps or less as in the samples # 1 to # 3, if the viscosity of the second formulation is 10,000 cps or less as in the samples # Mixing was easy in the case. Also, when the viscosity of the first formulation is 1,000 cps to 6,000 cps as in the samples # 4 to # 5, the viscosity of the second formulation should be 3,000 cps or less as in the case of the samples # 1 to # 4.

Particularly when the viscosity of the first formulation is 1,000 cps or less and the viscosity of the second formulation is 6,000 cps or less and the viscosity of the first formulation is 1,000 cps to 3,000 cps and the viscosity of the second formulation is 500 cps or 1,000 cps , And the number of times of mixing was not more than 5 times, showing excellent mixing easiness.

[Test Example 3] Test for stabilizing effect components

As a method for stabilizing ethyl ascorbyl ether (EAE) (whitening agent) having an excellent whitening effect and maintaining its activity for a long period of time, there is known a method of keeping the pH low to 5 or less. However, when a high content of not less than 10% by weight based on the total weight of the composition is carried, it is difficult to stabilize EAE even if the pH is as low as 5 or less (FIG. 1). In order to solve the problems, to 1,3-butylene glycol (1,3-butylene glycol), as shown in Table 5, 1,2-propanediol (1,2-propandiol; use Fermandiol ^®), DPG A composition containing 10% by weight of COS-VCE-K (ethyl ascorbyl ether; EAE) in each solvent such as dipropylene glycol, ethanol and glycerin was prepared and tested for stability.

menstruum # 7 #8 # 9 # 10 # 11 1,3-butylene glycol 90 - - - - 1,2-propanediol - 90 - - - DPG - - 90 - - ethanol - - - 90 - glycerin - - - - 90 EAE 10 10 10 10 10 Total content (% by weight) 100 100 100 100 100 Solubility Good Good Not soluble Good Not soluble Viscosity (cps) 240 cps No viscosity 220cps No viscosity 1095cps

As a result, as shown in Table 5, when a large amount of a volatile solvent such as 1,3-butylene glycol, 1,2-propanediol, ethanol or the like was used as a solvent to form a water-free formulation, not only EAE was dissolved well, As shown in Fig. 2, even if EAE is contained in an amount of 10% by weight or more based on the total weight of the composition in the composition of # 7 (or # 8) in Table 5, the stability of EAE is maintained in various temperature ranges, Respectively.

As a result of measuring the viscosities of the samples # 7 to # 11, it was found that the viscosity was almost 1,000 cps or less, and it was found that the viscosities were similar to those of the samples # 1 to # 3. Therefore, it is preferable that the sample having any one of the above-mentioned samples # 7 to # 11 is the first formulation and the sample having the viscosity of 10,000 cps or less is made into the second formulation and the weight ratio of the first formulation and the second formulation is 1: 1; Alternatively, a sample having a viscosity of 6,000 cps or less may be used as the first formulation, and any one of the above samples # 7 to # 11 may be used as the second formulation. Thereafter, the mixture may be formulated so that the weight ratio of the first formulation to the second formulation is 10: , It was predicted that mixing would be easy when shaken.

While the present invention has been particularly shown and described with reference to specific embodiments thereof, those skilled in the art will readily appreciate that many modifications are possible in the exemplary embodiments without materially departing from the novel teachings and advantages of this invention. something to do. Accordingly, the actual scope of the present invention will be defined by the appended claims and their equivalents.

Claims (16)

A first formulation containing a sequestering agent, a polyol, a solvent, and optionally an enhancer; And a second formulation comprising a sequestering agent, a polyol, a solvent, and optionally a thickening agent.
The two-part cosmetic composition according to claim 1, wherein the thickening agent is at least one selected from the group consisting of xanthan gum, carbomer, acrylate / C10-30 alkyl, and acrylate crosspolymer.
The two part cosmetic composition according to claim 1, wherein the thickening agent is contained in an amount of 0.01 to 1% by weight based on the total weight of the composition.
The two part cosmetic composition according to claim 1, wherein the solvent is contained in an amount of 50 to 99% by weight based on the total weight of the composition.
The two part cosmetic composition according to claim 1, wherein the composition comprises a first formulation and a second formulation in a weight ratio of 1: 1.
6. The composition of claim 5, wherein if the first formulation has a viscosity of 3,000 cps or less, the second formulation has a viscosity of 10,000 cps or less; Wherein the second formulation has a viscosity of 5,000 cps or less when the first formulation has a viscosity of 3,000 to 10,000 cps.
The two part cosmetic composition according to claim 1, wherein the composition comprises a first formulation and a second formulation in a weight ratio of 10: 1.
8. The composition of claim 7, wherein if the first formulation has a viscosity of 1,000 cps or less, the second formulation has a viscosity of 10,000 cps or less; Wherein the second formulation has a viscosity of 3,000 cps or less when the first formulation has a viscosity of 1,000 to 6,000 cps.
The pharmaceutical composition according to claim 1, wherein the at least one formulation selected from the group consisting of the first formulation and the second formulation further comprises at least one efficacious ingredient selected from the group consisting of a whitening agent, a moisturizing agent and a wrinkle remover , ≪ / RTI >
The two-part cosmetic composition according to claim 1, wherein the solvent is a volatile solvent or purified water.
The pharmaceutical composition according to claim 10, wherein the solvent is a volatile solvent, the formulation containing at least one volatile solvent selected from the group consisting of the first formulation and the second formulation comprises ethyl ascorbyl ether (EAE) Or a pharmaceutically acceptable salt thereof.
12. The composition of claim 11, wherein the formulation containing the volatile solvent comprises from 80 to 99% by weight, based on the total weight of the formulation, of a volatile solvent and from 1 to 20% by weight of ethyl ascorbyl ether , ≪ / RTI >
12. A two-part cosmetic composition according to any one of claims 1 to 12,
Said composition comprising a first formulation containing a sequestering agent, a polyol, a solvent, and optionally a thickening agent; And a second formulation containing a sequestering agent, a polyol, a solvent, and optionally a thickening agent.
14. The cosmetic product according to claim 13, wherein the cosmetic product is a skin care product, a bath product, a hair product or a make-up product.
14. The cosmetic product according to claim 13, wherein the first and the second formulations of the cosmetic product are separated and carried on a container having two spaces, respectively.
14. The cosmetic product according to claim 13, wherein the cosmetic is shaken before use to mix the first and second formulations.

Images