KR101966166B1 - Solid cosmetic composition having a good feeling upon application and dropping stability, and manufacturing method thereof - Google Patents

Abstract

The present invention relates to a solid cosmetic composition having excellent feeling and falling stability, and a method for producing the composition. More particularly, the present invention relates to a solid cosmetic composition having excellent feeling on use and falling stability by containing an appropriate amount of a polyolefin resin and an ethylene- ≪ / RTI > The solid cosmetic composition according to the present invention significantly improves spreadability, softness, adhesion, color development, elasticity, powderiness, water resistance and drop impact stability compared to conventional solid cosmetic compositions by containing an appropriate amount of polyolefin resin and an ethylene- A solid cosmetic composition having improved feeling and feeling of cracking due to impact can be produced.

Description

TECHNICAL FIELD [0001] The present invention relates to a solid cosmetic composition and a method for producing the same,

The present invention relates to a solid cosmetic composition having excellent feeling and falling stability, and a method for producing the composition. More particularly, the present invention relates to a solid cosmetic composition having excellent feeling on use and falling stability by containing an appropriate amount of a polyolefin resin and an ethylene- ≪ / RTI >

The solid cosmetic composition is mainly prepared by compressing a mixture of a powdery powder and an oil binder. A solid cosmetic composition is generally made of a solid cosmetic composition because of its light feel, non-stick properties, or unbendable feel compared to a liquid cosmetic composition. However, such a solid cosmetic composition has disadvantages that it is fragile and has poor adhesion to the skin, which causes a problem of powder dusting.

 There is Korean Patent Publication No. 2010-0015025 as an invention relating to a semi-solid color cosmetic composition having improved adhesion to skin. However, the cosmetic composition of the patent has a disadvantage in that the drop stability is very poor. Therefore, there is a need to develop a solid cosmetic composition having a creamy texture and an excellent adhesion property, without compromising the cohesive power of the cosmetic composition.

Korea Patent Publication No. 2010-0015025

The inventors of the present invention have found that when developing a solid cosmetic composition having a creamy texture and excellent drop stability, when a proper amount of a polyolefin resin and an ethylene-acrylic acid copolymer is contained, not only a creamy texture but also an overall feeling of use is improved, And the present invention has been completed.

Therefore, it is a first object of the present invention to provide a process for producing a polyolefin resin composition which comprises 50 to 80% by weight of a powder comprising a polyolefin resin, an ethylene-acrylic acid copolymer and a powder powder, 20 to 50% w) of a non-volatile solvent.

A second object of the present invention is to provide a method for producing the solid cosmetic composition.

In order to accomplish the above first object, the present invention provides a process for producing a powder, which comprises a powder phase, an oil and a nonvolatile solvent including a polyolefin resin, an ethylene-acrylic acid copolymer and a powder powder, And the oil comprises 20 to 50% by weight, based on the total weight of the powder and the oil, and the nonvolatile solvent is 0.5 to 2 times (v / w). < / RTI >

The powder phase may contain 3 to 10% by weight of a polyolefin resin, 1 to 5% by weight of an ethylene-acrylic acid copolymer, and a residual amount of powder powder based on the total weight of the powder.

The polyolefin resin may include at least one selected from the group consisting of polyethylene, polypropylene, polyisobutylene, polyethylene-isobutylene, polyisoprene, and combinations thereof.

Wherein said ethylene-acrylic acid-based copolymer is at least one selected from the group consisting of an ethylene-acrylic acid copolymer, an ethylene-methacrylic acid copolymer, an ethylene-acrylic acid ester copolymer, an ethylene-methacrylic acid ester copolymer, .

The powder powders may include one or more selected from the group consisting of inorganic powders, organic powders, and combinations thereof.

The oil may include at least one selected from the group consisting of dimethicone-based oil, ester-based oil, hydrocarbon-based oil, mineral-based oil, and combinations thereof.

The non-volatile solvent may be a non-volatile silicone oil.

The powder phase may further comprise a silicone polymer.

In order to accomplish the above second object, the present invention provides a method for producing a polyolefin resin, comprising: a first step of mixing a powder phase containing a polyolefin resin, an ethylene-acrylic acid-based copolymer and a powder powder with an oil to form a first mixture; And a second step of adding a nonvolatile solvent to the first mixture to form a second mixture. In the first step, the powder phase is added in an amount of 50 to 80 wt% based on the total weight of the powder phase and the oil Wherein the oil comprises 20 to 50% by weight based on the total weight of the powder and the oil, and wherein the nonvolatile solvent is added in an amount of 0.5 to 2 times (v / w) based on the weight of the powder, As shown in FIG.

The powder phase may contain 3 to 10% by weight of a polyolefin resin, 1 to 5% by weight of an ethylene-acrylic acid copolymer, and a residual amount of powder powder based on the total weight of the powder.

In the first step, the first mixture may further include a silicone polymer.

The non-volatile solvent may be a non-volatile silicone oil.

The solid cosmetic composition according to the present invention significantly improves spreadability, softness, adhesion, color development, elasticity, powderiness, water resistance and drop impact stability compared to conventional solid cosmetic compositions by containing an appropriate amount of polyolefin resin and an ethylene- A solid cosmetic composition having improved feeling and feeling of cracking due to impact can be produced.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings, which will be readily apparent to those skilled in the art. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention, parts not related to the description are omitted, and similar parts are denoted by like reference characters throughout the specification.

It is to be understood that the terms or words used in the specification and claims are not to be construed in a conventional or dictionary sense and that the inventor may properly define the concept of a term in order to best describe its invention And should be construed in accordance with the principles and meanings and concepts consistent with the technical idea of the present invention.

In the specification of the present invention, when a component is referred to as "comprising ", it means that it can include other components as well as other components, .

In the specification of the present invention, "A and / or B" means A or B, or A and B.

Hereinafter, the present invention has been specifically described with reference to the accompanying drawings, but the present invention is not limited thereto.

 The present invention Feeling  And a drop-stable solid Cosmetics  Lt; / RTI >

In the embodiment of the present invention, a powder phase, an oil and a nonvolatile solvent containing a polyolefin resin, an ethylene-acrylic acid copolymer and a powder powder are mixed and the powder phase is mixed with the powder phase and the oil in an amount of 50 to 80 (V / w) of the non-volatile solvent relative to the weight of the powder, wherein the non-volatile solvent contains 20 to 50 wt% of the oil based on the total weight of the powder and the oil, Lt; / RTI >

The solid cosmetic composition according to the present invention has a creamy texture and is excellent in feeling of use such as spreadability, softness, adhesion, color, and elasticity, and thus has little flaking phenomenon and excellent water resistance. In addition, most of the solid cosmetic composition is very weak against drop impact, and the solid cosmetic composition according to the present invention is excellent in stability against falling impact.

The powder phase of the present embodiment may include a polyolefin resin, an ethylene-acrylic acid-based copolymer, and a powder powder, and plays a role in improving the color feeling, covering power, skin expressing power and feeling of use of the solid cosmetic composition.

The powder phase may be contained in an amount of 50 to 80% by weight, preferably 55 to 75% by weight, more preferably 60 to 70% by weight, based on the total weight of the powder and the oil. If the powder phase is contained in an amount of less than 50% by weight based on the total weight of the powder and the oil, the formulation of the solid cosmetic composition may be unstable and unstable, so that the drop stability may deteriorate. If it is contained in an amount of more than 80% by weight based on the weight, the formulation may become dry and rough, resulting in poor wettability and smoothness.

The polyolefin resin may be selected from the group consisting of polyethylene, polypropylene, polyisobutylene, polyethylene-isobutylene, polyisoprene, and combinations thereof, although not limited thereto, And preferably polypropylene.

The powder phase may contain 3 to 10% by weight, preferably 4 to 8% by weight, more preferably 5 to 6% by weight of the polyolefin resin based on the total weight of the powder. If the amount of the polyolefin resin is less than 3% by weight, the adhesion is reduced and the dusting phenomenon becomes worse, and the drop impact stability is significantly deteriorated. When the amount exceeds 10% by weight, the cohesive force becomes excessively large, This is noticeably worse.

The ethylene-acrylic acid-based copolymer may be a compound in which an ethylenic monomer and an acrylic acid-based monomer are copolymerized. The 'copolymerization' may mean block copolymerization, random copolymerization, graft copolymerization or alternating copolymerization, Co-polymers, random copolymers, graft copolymers or alternating copolymers.

The ethylene-acrylic acid copolymer may be one selected from the group consisting of an ethylene-acrylic acid copolymer, an ethylene-methacrylic acid copolymer, an ethylene-acrylic acid ester copolymer, an ethylene-methacrylic acid ester copolymer, have.

The acrylic acid ester monomer constituting the copolymer may be at least one selected from the group consisting of methyl acrylate, ethyl acrylate, propyl acrylate, butyl acrylate, pentyl acrylate, hexyl acrylate, octyl acrylate, 2-ethylhexyl acrylate, cyclohexyl acrylate, dodecyl acrylate, octadecyl acrylate, phenyl Acrylic acid or benzyl acrylic acid. The methacrylic acid ester monomer constituting the copolymer may be at least one selected from the group consisting of methylmethacrylic acid, ethylmethacrylic acid, propylmethacrylic acid, butylmethacrylic acid, pentylmethacrylic acid, hexylmethacrylic acid, octylmethacrylic acid, 2 -Hexylmethacrylic acid, cyclohexylmethacrylic acid, dodecylmethacrylic acid, octadecylmethacrylic acid, phenylmethacrylic acid or benzylmethacrylic acid.

The powder phase may contain 1 to 5% by weight, preferably 1 to 4% by weight, more preferably 2 to 4% by weight, based on the total weight of the powder, of the ethylene-acrylic acid copolymer. If the content of the ethylene-acrylic acid-based copolymer is less than 1% by weight, the softness becomes worse and the feeling of use becomes poor. When the content is more than 5% by weight, adhesion to the skin and stability of the drop impact are remarkably deteriorated.

The powder phase may comprise a residual powder of powder. The powders may be any powders commonly used in the art and may be in the form of powders (spherical, acicular, platy, etc.), particle size (boron phase, Anything can be used. The powdery powder may be selected from the group consisting of inorganic powder, organic powder, and combinations thereof. The inorganic powder may be selected from the group consisting of titanium oxide, zirconium oxide, zinc oxide, cerium oxide, magnesium oxide, barium sulfate, calcium sulfate, Calcium carbonate, magnesium carbonate, magnesium carbonate, talc, mica, kaolin, sericite, muscovite, synthetic mica, gold mica, purplish mica, biotite, lithia mica, silicic acid, silicic anhydride, aluminum silicate, magnesium silicate, magnesium aluminum silicate, Barium silicate, barium silicate, strontium silicate, tungstic acid metal salt, hydroxyapatite, vermiculite, bentonite, montmorillonite, hectorite, zeolite, ceramic powder, calcium phosphate dibasic, alumina, aluminum hydroxide, boron nitride, boron nitride, And the organic powder may be a polyamide powder, a polyester powder, a polyethylene powder, a poly Nylon powder, 12-nylon, 6-nylon powder, polystyrene powder, polystyrene powder, polyurethane powder, benzoguanamine powder, polymethylbenzoguanamine powder, tetrafluoroethylene powder, polymethylmethacrylate powder, cellulose, silk powder, Nylon, styrene-acrylic acid copolymer, divinylbenzene-styrene copolymer, vinyl resin, urea resin, phenol resin, fluororesin, silicon resin, acrylic resin, melamine resin, epoxy resin, polycarbonate resin, microcrystalline fiber powder, rice Starch, corn starch, lauroylidine, or combinations thereof.

Meanwhile, the powder phase may further include a silicone polymer. By further including the silicone polymer in the powder phase, the feeling of use and falling stability of the solid cosmetic composition can be enhanced.

The silicone polymer may be further contained on the powder, and the silicone polymer is contained in an amount of 1 to 10% by weight, preferably 3 to 9% by weight, more preferably 5 to 8% by weight, based on the total weight of the powdery phase . When the silicone polymer is contained in an amount of less than 1% by weight based on the total weight of the powder, the effect of improving softness, elasticity and feeling of use is insignificant. When the silicone polymer is contained in an amount of more than 10% by weight based on the total weight of the powder, The binding force may be lowered and drop stability may be lowered.

The silicone polymer may be any silicone polymer used in the art including but not limited to dimethicone / phage-10/15 crosspolymer, dimethicone crosspolymer, phenyl dimethicone / vinyl diphenyl dimethicone / silses Dimethicone / vinyl dimethicone cross polymer, dimethicone / vinyl dimethicone cross polymer, phage-10 dimethicone / vinyl dimethicone cross polymer, dimethicone / divinyl dimethicone / silsesquioxane / silsesquioxane crosspolymer, Dimethicone / vinyltrimethoxysiloxysilicate crosspolymer, dimethicone / phenylvinyl dimethicone crosspolymer, dimethicone / polyglycerin-3 crosspolymer dimethicone / pyridine-10 crosspolymer, dimethicone / -15 crosspolymer, Dimethicol / silsesquioxane crosspolymer, divinyl dimethicone / dimethicone crosspolymer, cetearyl dimethicone / vinyl dimethicone crosspolymer and A combination thereof, and preferably a vinyl dimethicone / methicillic sesquioxane crosspolymer.

The oil of the present embodiment serves as a binder on the powder to improve the moldability and to provide a creamy texture and helps the solid cosmetic composition according to the present invention to exhibit an appropriate moisture loss prevention effect.

The oil of the present embodiment may be contained in an amount of 20 to 50% by weight, preferably 25 to 45% by weight, more preferably 30 to 40% by weight, based on the total weight of the powder and the oil. In the case where the oil is contained in an amount of less than 20% by weight based on the total weight of the powder and the oil in the present embodiment, feeling of use such as softness, adhesion, coloring power and water resistance, When the oil is contained in an amount of more than 50% by weight based on the total weight of the powder and the oil, a caking phenomenon is generated to reduce the stability of the formulation and the creamy texture. In addition, .

The oil may be any of the oils available in the art, including, but not limited to, dimethicone oil, ester oil, hydrocarbon oil, mineral oil, and combinations thereof . Specific examples thereof include cetyl ethyl hexanoate, neopentyl glycol dicaprate, isocetyl ethyl hexanoate, ethylhexyl palmitate, isononyl benzonoate, distearylate, triethylhexanone, squalane, Butylene glycol dicaprylate / caprate, hexyl laurate, C 12-15 alkyl benzoate, dimethyl polysiloxane, methylphenyl polysiloxane, decamethyl cyclopentasiloxane, methyltrimethicone, methyltrimethicone, But are not limited to, phenyl trimethicone, methicone, dimethicone, cyclomethicone, caprylylmethicone, liquid lanolin, olive oil, avocado oil, jojoba oil, macadamia oil, trimethylsiloxysilicate, sorbitan sesquioleate, Rate / caprate, cyclopentasiloxane, PEG / PPG-18/18 dimethicones (cyclopentasiloxane and PEG / P PG-18/18 dimethicone, glycol stearate, sorbitan sesquioleate, glyceryl oleate, glycoldistearate, propylene glycol monostearate, glycol monostearate, glyceryl stearate, sorbitan stearate, PEG-30 dipolyhydroxystearate, PEG-10 dimethicone, Cyclopentasiloxane / PEG.PPG-19.19 dimethicone, sorbitan isostearate, lauryl PEG.PPG-18.18 methicone (lauryl PEG.PPG-18.18 methicone ), Cetyl PEG.PPG-10.1 dimethicone, lauryl PEG-9 polydimethylsiloxyethyl dimethicone, and combinations thereof. Can .

The solid cosmetic composition may further include a silicone gel in which a silicone elastomer is dispersed in silicone. The use of the silicone gel improves the feeling of use such as elasticity and softness of the solid cosmetic composition according to the present embodiment, Can be improved.

 In particular, the silicone gel may contain 1 to 5% by weight, preferably 2 to 4% by weight, more preferably 2.5 to 3% by weight based on the total weight of the powder and the oil. If the silicone gel is contained in an amount of less than 1% by weight based on the total weight of the powder and the oil, softness may be deteriorated and the feeling of use and elasticity may be deteriorated. , The flocculation on the powder and the coloring ability of the solid cosmetic composition may be deteriorated, and the stability of dropping may deteriorate because the formulation is not stable.

The non-volatile solvent may be any non-volatile solvent used in the art, and the non-volatile solvent may be a non-volatile silicone oil. For example, the nonvolatile silicone oil may be selected from the group consisting of dimethicone, polydimethylsiloxane-based compounds, phenylsiloxane-based compounds, alkylmethylsiloxane-based compounds, dimethicone polyol-based compounds, trimethylsilylamodimethicon- Or a combination thereof. The dimethicone may have a viscosity of 6 mm ² / s, a specific gravity of 0.93, and a refractive index of 1.397.

If a volatile solvent is used, the volatile solvent may be rapidly volatilized during the mixing of the powder phase and the volatile solvent, so that the materials may not be uniformly mixed and a solid cosmetic composition having a creamy texture may not be produced. Spreadability and softness may be deteriorated. In addition, over time, dusting can become worse.

Accordingly, by using a nonvolatile solvent, preferably a nonvolatile silicone oil, more preferably dimethicone (having a viscosity of 6 mm ² / s, a specific gravity of 0.93, and a refractive index of 1.397) in this embodiment, excellent wetting, , Spreadability, softness, and water resistance, and can provide a solid cosmetic composition having less dusting. Particularly, in the present embodiment, when a non-active solvent is used, the non-volatile solvent forms a slurry of the powder phase and the oil, and coats the powder phase and the oil. Can be improved.

(V / w), 0.8 to 1.5 times (v / w), 1 to 1.5 times (v / w), or 1 to 1.3 times (v / w) based on the total weight of the powdery non- w). When the nonvolatile solvent is contained in an amount of less than 0.5 times (v / w) of the total weight of the powder, the feeling of use and dropping stability of the cosmetic composition are remarkably deteriorated because the powder phase and oil are not mixed uniformly. In addition, when the nonvolatile solvent is contained in an amount exceeding 2 times (v / w) of the total weight of the powder, the solid cosmetic composition has a problem of poor formability and feeling of use.

In addition, the solid cosmetic composition of the present embodiment may further contain a coloring inhibitor, an antioxidant, an antiseptic, a perfume or the like together with a nonvolatile solvent. The anti-discoloration agent, antioxidant, preservative and perfume are not particularly limited as long as they are commonly used in the production of a cosmetic composition.

The solid cosmetic composition according to the present invention can be used as a formulating agent selected from a group of solid products consisting of a solid type foundation, body balm, blusher, eyebear, eye shadow, eyebrow, twin cake, multi-chestnut, primer, lip balm, lipstick, Of solid cosmetics.

The present invention provides a solid Cosmetics  A method for preparing a composition is provided.

The present invention relates to a method for producing a mixture comprising a first step of mixing a powder phase containing a polyolefin resin, an ethylene-acrylic acid-based copolymer and powder powder with an oil to form a first mixture, and a second step of adding a nonvolatile solvent to the first mixture, Wherein the first phase comprises the powder phase in an amount of 50 to 80% by weight based on the total weight of the powder phase and the oil, and the oil is added to the powder phase and the total weight of the oil By weight based on the weight of the powder, and the second step comprises 20 to 50% by weight of the non-volatile solvent in the second step, and the non-volatile solvent is 0.5 to 2 times (v / w) In addition, the method for producing the solid cosmetic composition according to the present embodiment includes all the contents of the solid cosmetic composition.

In the first step, the powder mixture containing the polyolefin resin, the ethylene-acrylic acid copolymer and the powder is mixed with the oil to form the first mixture. In the first step, the powder phase is contained in an amount of 50 to 80% by weight based on the total weight of the powder phase and the oil, and 20 to 50% by weight based on the total weight of the powder phase and the oil .

 In this embodiment, 50 to 80% by weight of the powder and 20 to 30% by weight of the oil are charged into the reactor in the form of a powder containing the polyolefin resin, the ethylene-acrylic acid copolymer and the powder powder based on the total weight of the powder and the oil, And the reactor can be maintained at a temperature higher than the oil freezing point in order to prevent the oil from being cooled and solidified when the powder phase and the oil are mixed.

In the first step of the present embodiment, the first mixture in which the powder phase and the oil are mixed may further include a silicone polymer and a silicone gel, so that the feel and drop stability of the solid cosmetic composition can be improved. The silicone gel may be contained in an amount of 1 to 10 wt% based on the total weight of the powder and the oil, and the silicone gel may be included in an amount of 1 to 5 wt% based on the total weight of the powder and the oil.

For example, the silicone polymer may be any silicone polymer used in the art including, but not limited to, dimethicone / phage-10/15 crosspolymer, dimethicone crosspolymer, phenyl dimethicone / vinyl diphenyl dimethicone / Dimethicone / vinyl dimethicone cross polymer, dimethicone / divinyl dimethicone / dimethyl siloxane cross polymer, vinyl dimethicone / methicyl silsesquioxane cross polymer, dimethicone / vinyl dimethicone cross polymer, Dimethicone / vinyltrimethoxysilane crosspolymer, dimethicone / vinyltrimethoxysilane crosspolymer, dimethicone / vinyl trimethoxysiloxysilicate crosspolymer, dimethicone / phenylvinyl dimethicone crosspolymer, dimethicone / polyglycerin-3 crosspolymer dimethicone / / RTI > cross polymer, dimethicone / silsesquioxane cross polymer, divinyl dimethicone / dimethicone cross polymer, cetearyl dimethicone / vinyl dimethicone crosspolymer, And combinations thereof, preferably vinyl dimethicone / methicosilsesquioxane crosspolymer, but is not limited thereto.

 In addition, the powder phase used in the first step contains 3 to 10% by weight of the polyolefin resin, 1 to 5% by weight of the ethylene-acrylic acid copolymer, and the remaining amount of the powder powder based on the total weight of the powder, The feeling of use and dropping stability can be enhanced.

In a second step, a non-volatile solvent is added to the first mixture to form a second mixture. Particularly, in the second step, the non-volatile solvent of 0.5 to 2 times (v / w) of the powder phase weight is added to adjust the viscosity or texture of the second mixture to improve the feel and drop stability of the solid cosmetic composition have.

The nonvolatile solvent to be added in the second step of this embodiment may be any nonvolatile solvent used in the art, and the nonvolatile solvent may be a nonvolatile silicone oil, although it is not limited thereto. For example, the nonvolatile silicone oil may be selected from the group consisting of dimethicone, polydimethylsiloxane-based compounds, phenylsiloxane-based compounds, alkylmethylsiloxane-based compounds, dimethicone polyol-based compounds, trimethylsilylamodimethicon- Or a combination thereof. The dimethicone may have a viscosity of 6 mm ² / s, a specific gravity of 0.93, and a refractive index of 1.397.

 The second mixture may further contain a coloring inhibitor, an antioxidant, an antiseptic, a perfume or the like in combination with a nonvolatile solvent. The colorant inhibitor, the antioxidant, the preservative, and the perfume may be used, It does not.

After filling the container with the second mixture as described above, the solid cosmetic composition may be molded into a solid type foundation, a body lotion, a blusher, a eyebrow, an eye shadow, an eyebrow, a twin cake, a multi-chestnut, a primer, And a make-up base. ≪ RTI ID = 0.0 > [0040] < / RTI >

Hereinafter, the present invention will be described in more detail with reference to Examples. It is to be understood that the scope of the present invention is not limited by these examples in accordance with the gist of the present invention, and it is to be understood by those skilled in the art that the present invention is not limited thereto It will be obvious.

Example  1 to 4

70% by weight of the powder and 30% by weight of the oil having the composition ratios shown in the following Table 1 were mixed and a non-volatile solvent corresponding to 1 time (v / w) of the powder weight was mixed therewith to form a mixture, This was filled in a container and tableted to prepare an eye shadow (solid cosmetic composition). Dimethicone was used as a nonvolatile solvent in Table 1, in which dimethicone has a viscosity of 6 mm ² / s, a specific gravity of 0.93, and a refractive index of 1.397.

Example One 2 3 4 Powder phase Polyolefin resin 3 6 6 6 Ethylene-acrylic acid-based copolymer 2 2 2 2 Silicone polymer - - 5 5 Powder powder Balance Balance Balance Balance oil 30 30 30 30 (Powder phase + oil) Total 100 100 100 100 Silicone gel - - - 3 pearl 40 40 40 40 Non-volatile solvent (kind) Dimethicone * Polyolefin resin: Polypropylene
* Ethylene-Acrylic Acid Copolymer: Ethylene / Acrylic Acid Copolymer
Powder powder: a mixture of talc and silica (mixed at a weight ratio of 1: 1)
* Oil: Caprylic Capric Triglyceride
* Silicone polymer: Vinyl dimethicone / methicyl silsesquioxane cross polymer
* Nonvolatile solvent: 1 times the powder weight (V / W)

Comparative Example  1 to 8

70% by weight of the powder and 30% by weight of the oil having the composition ratios shown in the following Table 2 were mixed, and a non-volatile solvent and a volatile solvent corresponding to 1 time (v / w) After that, it was filled in a container and pressed to prepare eye shadow (solid cosmetic composition). Dimethicone was used as a nonvolatile solvent in Table 2, in which dimethicone has a viscosity of 6 mm ² / s, a specific gravity of 0.93, and a refractive index of 1.397.

Comparative Example One 2 3 4 5 6 7 8 Powder phase Polyolefin resin 6 6 - 12 6 6 6 6 Ethylene-acrylic acid-based copolymer - 6 2 2 2 2 2 2 Silicone polymer - - - - - - - 5 Powder powder Balance oil 30 30 30 30 30 30 30 30 (Powder phase + oil) Total 100 100 100 100 100 100 100 100 Silicone gel - - - - - - - 3 pearl 40 40 40 40 40 40 40 40 Non-volatile solvent (kind) Dimethicone ethanol IPA Isododecane ethanol * Polyolefin resin: Polypropylene
* Ethylene-Acrylic Acid Copolymer: Ethylene / Acrylic Acid Copolymer
Powder powder: a mixture of talc and silica (mixed at a weight ratio of 1: 1)
* Oil: Caprylic Capric Triglyceride
* Silicone polymer: Vinyl dimethicone / methicyl silsesquioxane cross polymer
* Nonvolatile solvent: 1 times the powder weight (V / W)

Experimental Example  : Feeling  And Drop Stability Comparison

The sensation of use and formulation stability of the prepared examples and comparative examples were measured and compared. Twenty to twenty-five to thirty-year old female panelists were subjected to the above-mentioned Examples and Comparative Examples to evaluate the feeling feeling elements (spreadability, softness, adhesion, color development, elasticity, flaking and water resistance). The results are shown in Table 3 below. [Table 3] < EMI ID = 16.1 > < tb > < TABLE >

In addition, the drop stability was evaluated as the number of times of dropping until breakage, cracking, and cracking were caused to occur repeatedly on a plywood having a thickness of 50 cm and a thickness of 15 mm, (5 points: 11 times / 4.5 points: 9-10 times / 4 points: 7-8 times / 3.5 points: 5-6 times / 3 points: 4 times / 2.5 points: 3 points) Times / 2 points: 2 times / 1 point: 1 time). The drop stability evaluation results are also shown in Table 3 below.

Evaluation items Example Comparative Example One 2 3 4 One 2 3 4 5 6 7 8 Spreadability 4.3 4.5 4.5 4.5 3.5 3.0 3.5 2.5 3.0 3.0 3.0 3.2 Softness 4.0 4.0 4.5 4.8 2.0 2.0 2.5 2.0 2.0 2.5 2.5 2.5 Adhesion 4.5 4.5 5.0 5.0 3.0 3.0 2.5 2.0 2.5 2.5 2.5 2.5 Color 4.5 4.5 4.5 4.5 3.5 3.5 3.5 2.5 3.5 3.5 3.5 3.5 Elasticity 4.8 4.5 4.5 4.8 2.5 2.5 2.0 3.0 1.5 2.0 2.0 2.0 Dusting 4.0 4.5 5.0 5.0 3.3 3.5 2.0 4.0 2.8 3.0 3.0 3.0 Water resistance 4.8 4.8 4.8 4.8 4.0 4.0 4.0 3.5 3.0 3.0 3.0 3.0 Stable Fall 4.0 4.3 4.5 4.8 2.5 2.0 2.0 3.0 2.0 2.5 2.5 2.7

In Table 3, Examples 1 to 4 received 4.0 or more in all items, but it can be confirmed that Comparative Examples 1 to 8 did not.

In Comparative Examples 1 and 2, it can be seen that when the weight range of the ethylene-acrylic acid copolymer is different from that shown in the present invention, the softness, elastic feel and dropping stability of the solid cosmetic composition are remarkably lowered. In Comparative Examples 3 and 4, when the weight range of the polyolefin resin was different from that shown in the present invention, it was confirmed that the softness, adhesion, color development, dusting and dropping stability of the solid cosmetic composition were remarkably lowered The polyolefin resin, the ethylene-acrylic acid-based copolymer, and the powder powder are contained at the weights given in the present invention, the feeling of use and dropping stability of the solid cosmetic composition are improved.

In Comparative Examples 5 to 8, when a volatile solvent (volatile hydrocarbon solvent) was used as a solvent, it was confirmed that the feeling of use such as softness, adhesion, color development, dusting and dropping stability of the solid cosmetic composition remarkably decreased , It means that the use feeling of the solid cosmetic composition and the dropping stability are improved unless a nonvolatile solvent is used.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the present invention. You will understand. It is therefore to be understood that the embodiments described above are illustrative in all aspects and not restrictive. For example, each component described as a single entity may be distributed and implemented, and components described as being distributed may also be implemented in a combined form.

The scope of the present invention is defined by the appended claims rather than the detailed description and all changes or modifications derived from the meaning and scope of the claims and their equivalents are to be construed as being included within the scope of the present invention do.

Claims (12)

A powder phase comprising a polyolefin resin, an ethylene-acrylic acid-based copolymer and a powder powder, an oil and a non-volatile solvent,
Wherein the powder phase comprises 50 to 80% by weight based on the total weight of the powder phase and the oil, and the oil comprises 20 to 50% by weight based on the total weight of the powder phase and the oil, 0.5 to 2 times (v / w) based on the weight of the powder,
The powder phase
Based on the total weight of the powder, 3 to 10% by weight of a polyolefin resin, 1 to 5% by weight of an ethylene-acrylic acid copolymer, and a remaining amount of powder.
delete The method according to claim 1,
Wherein the polyolefin resin comprises at least one member selected from the group consisting of polyethylene, polypropylene, polyisobutylene, polyethylene-isobutylene, polyisoprene, and combinations thereof.
The method according to claim 1,
Wherein said ethylene-acrylic acid-based copolymer is at least one selected from the group consisting of an ethylene-acrylic acid copolymer, an ethylene-methacrylic acid copolymer, an ethylene-acrylic acid ester copolymer, an ethylene-methacrylic acid ester copolymer, Wherein the solid cosmetic composition is a solid cosmetic composition.
The method according to claim 1,
Wherein the powder powder comprises at least one selected from the group consisting of inorganic powders, organic powders, and combinations thereof.
The method according to claim 1,
Wherein the oil comprises at least one member selected from the group consisting of dimethicone oil, ester oil, hydrocarbon oil, mineral oil, and combinations thereof.
The method according to claim 1,
Wherein the non-volatile solvent is a non-volatile silicone oil.
The method according to claim 1,
Wherein the powder phase further comprises a silicone polymer.
A first step of mixing a powder phase comprising a polyolefin resin, an ethylene-acrylic acid-based copolymer and a powder powder with an oil to form a first mixture; And
And a second step of adding a non-volatile solvent to the first mixture to form a second mixture,
In the first step, the powder phase is contained in an amount of 50 to 80% by weight based on the total weight of the powder and the oil, and the oil is contained in an amount of 20 to 50% by weight based on the total weight of the powder phase and the oil ,
In the second step, the nonvolatile solvent is contained at 0.5 to 2 times (v / w) based on the weight of the powder,
The powder phase
Based on the total weight of the powder, 3 to 10% by weight of a polyolefin resin, 1 to 5% by weight of an ethylene-acrylic acid-based copolymer, and a remaining amount of a powdery powder.
delete 10. The method of claim 9,
In the first step
Wherein the first mixture further comprises a silicone polymer.
10. The method of claim 9,
Wherein the non-volatile solvent is a non-volatile silicone oil.