KR20190140604A - Transparent and dual structure cosmetic composition for lip and method for preparing the same - Google Patents

Abstract

The present invention relates to a transparent and dual-structured cosmetic composition for lips. The present invention relates to a transparent cosmetic composition for lips, containing a dye and a capsule, which develop color on contact with the skin, in a core portion and in a shell portion formed on the outer surface of the core portion, respectively, or having a dual structure contained in the shell portion and the core portion, respectively. The transparent and dual-structured cosmetic composition for lips of the present invention can contain various water-soluble ingredients, functional ingredients, and dyes that develop color upon contact with the skin, while maintaining transparent properties in ordinary times. The present invention also has excellent effects on stability, moisturizing effect, adhesion, color persistence and usability while exhibiting color development when applied to the lips.

Description

Transparent and dual structure cosmetic composition for lip and method for preparing the same}

The present invention relates to a dual structure lip cosmetic composition of a transparent property, the dye (dye) and the capsule (capsule) to develop a color upon contact with the skin, respectively, the shell portion or shell portion and the core portion formed on the outer surface of the core portion It relates to a transparent cosmetic lip cosmetic composition having a dual structure.

Cosmetics can be broadly classified into skin care cosmetics and makeup cosmetics. Among them, makeup cosmetics are mainly used for those who want to color make-up, such as lipstick and eye shadow. Lip cosmetics belonging to makeup cosmetics, such as lipstick and lip gloss, are being marketed with various colors and various functions to produce vibrant and attractive lips by expressing the color of the lips in various ways.

Lips are thinner than other skin on the body, have no sebaceous glands, and have a poor ability to hold moisture, which makes them dry. Lip cosmetic composition used for lips, such as lipstick, lip gloss, lip tint, and lip balm, are mainly used for oily substances such as animal and vegetable waxes and ester oils to protect lips while protecting lips. And a homogeneous mixture in which the nonaqueous inorganic pigment is dispersed. Moisture lipsticks using general oily bases include waxes, pigment dispersants, oily emollients, coupling agents, pigments, preservatives, fragrances, and additives to improve the compatibility of wax and oil. It has a moisturizing effect of preventing oil evaporation by forming an oil film on the lips rather than supplying moisture to the lips.

On the other hand, bromo acid (dymo) -based dye (dye) is usually a transparent dye, but is a reactive dye having the characteristic of developing color upon contact with the skin.

In order to improve the problem of the appearance of the fatal lipstick that is not beautiful when applying the capsule to the lipstick of the general colored lipstick of the red series, the present inventors use various types of the lip cosmetic composition of the transparent lip cosmetic composition using the bromo acid dye. During the development by applying the color capsules, it was found that during the manufacturing process, the dye reacts with other aqueous components or functional components and loses its original transparency.

Korean Patent Publication No. 10-2015-0076476

An object of the present invention is to solve the above problems, by using a dye that develops in contact with the skin, such as bromo acid dyes, while maintaining the clarity in the usual lipstick formulation state, the color development is applied to the lips In addition, the present invention has been completed by preparing a transparent dual structure lipstick that contains various capsules, water-soluble and functional ingredients, and can exhibit various effects such as moisturizing, nutrition, and differentiated appearance on the lips.

Accordingly, an object of the present invention is to provide a transparent core portion containing a dye (dye) or capsule (capsule) to develop a color upon contact with the skin; And a transparent shell portion containing a capsule or a dye that develops color upon contact with the skin and provided in close contact with the outer surface of the core portion. When the dye that contains the color, the shell portion contains a capsule, when the capsule portion contains the core portion of the shell structure contains a dual structure lip cosmetic composition of the transparent property characterized in that it contains a dye coloring the skin To provide.

It is another object of the present invention to provide a method for producing the dual structure lip cosmetic composition of the transparent properties.

In order to achieve the above object,

The present invention provides a transparent core portion containing a dye (dye) or capsule (capsule) to develop a color upon contact with the skin; And a transparent shell portion containing a capsule or a dye that develops color upon contact with the skin and provided in close contact with the outer surface of the core portion. When the dye is to be developed, the shell portion contains a capsule, if the capsule in the core portion, the shell portion, characterized in that the shell portion contains a dye which develops color upon contact with the skin, transparent dual-component lip cosmetics To provide a composition.

In addition, the present invention comprises the steps of preparing a core (core) composition containing a dye (dye) or capsule (capsule) that develops on contact with the skin (step 1); Preparing a shell portion composition containing a dye or a dye which develops upon contact with a capsule or skin (step 2); And combining the core part composition and the shell part composition (step 3). When the core part contains a dye which develops color upon contact with the skin, the shell part contains a capsule and the core part is encapsulated. When it is contained, the shell portion provides a method for producing a dual structure lip cosmetic composition of the transparent phase, characterized in that the dye contains a color developing upon contact with the skin.

Transparent cosmetic dual structure lip cosmetic composition according to the present invention contains a variety of water-soluble components, functional ingredients, capsules and dyes that develop color on contact with the skin, while preventing undesired color development and discoloration due to the reaction between the components, usually transparent It can be maintained, and when applied to the lips can provide a lip cosmetic composition excellent in stability, moisturizing effect, adhesion, color persistence and usability.

1 is a transparent (core) consisting of a core (100) containing a dye (dye) to develop a color upon contact with the skin according to the invention and a shell (200) containing a capsule (capsule) (transparent) Perspective view of a dual structure lip cosmetic composition.
2 is a transparent portion consisting of a core portion 300 containing a capsule (capsule) according to the present invention and a shell portion 400 containing a dye (dye) that develops color upon contact with the skin Perspective view of a dual structure lip cosmetic composition.

Hereinafter, the present invention will be described in detail.

The present invention provides a transparent core portion containing a dye (dye) or capsule (capsule) to develop a color upon contact with the skin; And a transparent shell including a dye or a dye that develops upon contact with a capsule or the skin, the shell being provided in close contact with the outer surface of the core portion. It is characterized by providing a dual structure lip cosmetic composition. At this time, when the dye in the core portion contains a color that develops in contact with the skin, the shell portion contains a capsule, when the capsule contains the capsule in the core portion, the shell portion contains a dye that develops color on the skin.

As shown in FIG. 1, the dual structure lip cosmetic composition of the transparent property according to the present invention has a core of transparent properties containing a dye that develops upon contact with the skin. Unit 100; And a transparent shell portion 200 including a capsule and provided in close contact with the outer surface of the core portion. As shown in FIG. 2, a capsule ( a core portion 300 of a transparent property containing a capsule; And a shell portion 400 containing a dye that develops color upon contact with the skin and provided in close contact with the outer surface of the core portion.

The dye that develops upon contact with the skin according to the present invention may be a dye that exhibits a transparent appearance when not in contact with the skin and reacts and develops when contacted with the skin. For example, in the absence of moisture or hydroxyl (-OH), it may be a hydroxyl-reactive dye that exhibits transparent properties, and reacts and develops in the presence of moisture or hydroxyl (-OH) upon contact with the skin, and by pH change upon contact with the skin. It includes all the pH reactive dyes that are developed. The dye that develops upon contact with the skin may be a bromo acid-based dye. Examples of the dyes include D & C red # 27, D & C red # 28, D & C red # 22, D & C red # 21, D & C red # 17, D & C violet # 2, D & C yellow # 11, and D & C green # 6. It is not limited to this.

The capsule according to the present invention may be one selected from the group consisting of gelatin capsules, acrylic capsules, collagen capsules, beads, or using hyaluronic acid, pullulan, gum arabic, acacia gum, tamarind gum, silicone compounds, and the like. It may be to use a capsule encapsulated by, agar, chitosan (chitosan), carrageenan (carageenan), alginate (alginate), casein (albumin), polyvinyl alcohol (polyvinyl alcohol) , Polyvinyl acetate, polystyrene, polymethyl methacrylate (PMMA), methyl methacrylate (MMA), acrylic copolymers, polyvinyl pyridine, polyethyl meta Polyethly methacrylate, polybutyl methacrylate, ethyl cellulose, polyamide, polyhydroxyamide capsules or beads using ydroxyamides), carboxymethylcellulose, hydrolyzed styrene anhydride copolymers, etc., but are not limited thereto, and may be used in cosmetics. Capsules or beads can be selected and used. In addition, the capsules can be used without any color restrictions, such as colorless, colored, pearl (pearl).

The capsule according to the present invention may contain one or more functional ingredients selected from the group consisting of vitamins, DHA, oils, nutrients and moisturizers. In addition, it may contain ceramide, butter, liquid crystal material and the like, but is not limited thereto, and may select and contain a functional ingredient that can be used in cosmetics.

According to one embodiment of the present invention, the oil may be at least one oil selected from the group consisting of hydrocarbon oils, silicone oils, vegetable oils, animal oils and ester oils.

According to one embodiment of the present invention, the hydrocarbon-based oil is a non-polar oil, paraffinic hydrocarbon oil, olefin hydrocarbon oil, aliphatic, cycloaliphatic and aromatic hydrocarbon-based oil, etc., which are acceptable to the cosmetic composition, n- Octane, n-nonane, n-decane, n-undecane, n-dodecane, n-tridecane, n-tetradecane, n-pentadecane, n-hexadecane, n-heptadecane, n-octadecane, Petrolatum, paraffin, ceresin, squalane and the like, but are not limited thereto, and may be selected from the group consisting of such hydrocarbon-based oils.

According to one embodiment of the invention, the silicone oil is dimethicone, dimethicone copolyol, dimethicone copolyol acetate, silicone glycol copolyol, dimethiconeol, methyl polysiloxane, methylphenyl polysiloxane, dimethicone polypolymethyl ether, Methylcyclopolysiloxane, dimethylpolysiloxane, hexamethyldisiloxane and caprylylmethylpolysiloxane, and the like, but are not limited thereto, and may be selected from the group consisting of such silicone-based oils.

According to one embodiment of the invention, the vegetable oil is olive oil, camellia oil, castor oil, palm oil, jojoba oil, almond oil, grape seed oil, herbal oil, rose oil, coconut oil, moringa oil, rice bran oil, apricot seed oil , Sunflower oil, medofoam seed oil and abyssinian oil, and the like, but are not limited thereto, and may be selected from the group consisting of these vegetable oils.

According to one embodiment of the invention, the ester oil is C12-15 alkyl octanoate, myristyllactate, isopropyl myristate, octyldodecyl myristate, neopentylglycol dioleate, trimethylolpropane trioleate Pentaerythritol tetraoleate, propylene glycol dioleate, triglycerides, cococaprylate, cetylethylhexanoate, neopentylglycol dicaprate, isocetylethylhexanoate, isononylisononanoate, diisostearyl Maleate, tocopheryl acetate, triethylhexanoin, caprylic capric triglyceride, pentaerythritol tetraethylhexanoate, butylene glycol dicaprylate / caprate, hexyllaurate, and the like, but are not limited thereto. Not, it may be selected from the group consisting of these ester oils.

According to one embodiment of the present invention, the butter is a butter group consisting of shea butter, mango butter, aloe butter, olive butter, cocoa butter, coffee butter, hemp seed butter, avocado butter, camelia butter, lanolin butter, jojoba butter It may be one or more selected from.

According to one embodiment of the present invention, the lip cosmetic composition may be a formulation prepared in the form of a stick, and may be a lipstick, lip pencil, lip tint and lip balm formulation.

The present invention comprises the steps of preparing a core (core) composition containing a dye (dye) or capsule (capsule) to develop on contact with the skin (step 1); Preparing a shell portion composition containing a dye or a dye which develops upon contact with a capsule or skin (step 2); And a step (step 3) of combining the core part composition and the shell part composition. At this time, when the dye in the core portion contains a color that develops in contact with the skin, the shell portion contains a capsule, when the capsule contains the capsule in the core portion, the shell portion contains a dye that develops color on the skin.

In the manufacturing method according to the invention, the steps 1 to 3 may be to include the following steps:

Preparing a core portion composition containing a dye that develops color upon contact with the skin and dissolving it uniformly (step 4); Preparing a shell portion composition containing a capsule and dissolving it uniformly (step 5); Forming a core part of a transparent phase by filling the core part composition dissolved in step 4 in a lipstick molding mold having a shell mold (step 6); And cooling the molding of step 6, removing the shell mold to keep the shell portion in a cavity state, and then filling the shell portion composition dissolved in step 5 by filling the empty shell portion with a transparent shell. Shaping the part (step 7).

In the manufacturing method according to the invention, the steps 1 to 3 may be to include the following steps:

Preparing a core portion composition containing a capsule and dissolving it uniformly (step 4); Preparing and dissolving a shell portion composition containing a dye which develops color upon contact with skin (step 5); Filling the shell portion composition dissolved in the step 5 into a lipstick molding mold having a core mold (step 6); After cooling the molding of step 6, the core mold is removed to maintain the core part in a cavity state, and the empty core part is filled with the core part composition dissolved in step 4 to provide a transparent core ( core) molding step (step 7).

In one embodiment of the present invention, the pH when the capsule is prepared is 2.5 to 6.5, the stirring speed is 100 to 4,000rpm may be to prepare a capsule by stirring to suit the application.

In the manufacturing method according to the present invention, the capsule may be mixed with a colorless transparent or colored transparent wax to prepare a core portion composition or shell portion composition. In addition, when the surface of the capsule is aqueous, it can be prepared by treating the oil surface component or an amphoteric component such as oil on the capsule surface to be uniformly mixed with the oil phase component such as wax.

In the production method according to the present invention, the core portion composition or shell portion composition containing the dye that develops on contact with the skin may be dissolved at a higher temperature than the shell portion composition or core portion composition containing the capsule. When the composition containing the capsule is located in the shell or core part, the composition containing the dye which develops on contact with the skin must be dissolved at a higher temperature than the composition containing the capsule. The cosmetic composition of the transparent biphasic structure can be prepared without being affected by the pH of the composition contained in the water or capsule contained in. On the contrary, if the temperature at which the composition containing the dye that develops on contact with the skin is lower than the composition containing the capsule, the moisture contained in the composition containing the capsule melts when the composition containing the dye melts when the composition containing the capsule is filled. They penetrate and come into contact with the dye and the hydroxyl group, or are affected by the pH of the composition, resulting in color development, resulting in a loss of transparency.

In one embodiment of the present invention, the shell portion composition or core portion composition containing the capsule may be prepared by dissolving at a temperature of 70 to 99 ℃. The capsule-containing composition does not dissolve at a temperature below 70 ° C., and since the boiling point of water is reached at a temperature above 100 ° C., the composition containing the hydroxyl group of the capsule starts to boil and causes bubbles to occur.

In one embodiment of the present invention, the core portion composition or shell portion composition containing a dye to develop the color on contact with the skin may be prepared by dissolving at a temperature of 80 to 130 ℃. At this time, the temperature for dissolving the core portion composition or shell portion composition containing the dye that develops on contact with the skin is a temperature higher than the temperature for dissolving the shell portion composition or core portion composition containing the capsule, in the temperature range Since the core portion composition or shell portion composition containing a dye that develops on contact with the skin when the shell portion composition or core portion composition containing the capsule is prepared by dissolving is not dissolved, the dye that develops on contact with the skin contains the capsule. Can be made to react with the composition.

Hereinafter, the present invention will be described in more detail with reference to the following examples. However, the following examples are merely to illustrate the present invention, but the content of the present invention is not limited by the following examples.

< Example  1> Preparation of Dual Structure Lipstick Composition of Transparent Properties

Step 1: Upon contact with the skin Color  Containing dyes Koavu  Composition preparation

The core part composition containing a dye which develops color on contact with the skin usually exhibits a transparent property, but when contacted with the skin, the color develops in response to the presence of moisture or hydroxyl groups (-OH) or by a change in pH. One of the bromo acid-based dyes (D & C red # 27, CI45410) was contained to uniformly dissolve at 80 to 130 ° C. according to the composition of Table 1 to prepare a core part composition.

Step 2: containing capsule Shell  Composition preparation

The shell part composition containing the capsule is mixed with a capsule containing a lip nutrient, a moisturizing agent and a functional ingredient, a transparent wax and other ingredients, and uniformly dissolved at 70 to 99 ° C. according to the composition of Table 1. The shell portion composition was prepared.

(Unit: weight%) Example 1 ingredient Shell part composition Coabu composition capsule 20 - Bromoacid Dye (D & C red # 27) - 20 Ceresin 10 10 Candelilla wax 5 5 Cetyl palmitate 5 5 lanolin 2 2 Squalane 5 5 antiseptic 0.05 0.05 incense 0.05 0.05 Isostearyl isostearate 10 10 Diisostearyl maleate To 100 To 100

Step 3: Upon contact with the skin Color  Containing dyes Koavu  Molding

Dye that develops upon contact with the dissolved skin at 80 to 130 ° C. in step 1, using a lipstick molding mold having a shell mold having a diameter of 8 to 9 mm in which a core portion having a diameter of 6 to 7 mm is in a cavity state. The core part composition containing was filled in the empty core part of a heat-molding mold, it cooled, and the transparent core part of 6-7 mm diameter was shape | molded.

Step 4: containing the capsule Shell  Molding

The shell mold was removed from the molding of step 3 where cooling was completed to keep the shell portion in a cavity. The hollow shell part of the hollow state was filled with the shell part composition containing the capsules dissolved at 70 to 99 ° C. in step 2, followed by cooling to form a transparent shell part, thereby preparing a transparent dual structure lipstick.

< Comparative example  1> single structure lipstick manufacture

Single structure lipstick by filling the capsule containing portion and the dye containing portion at the same weight as the amount used in the example by using a lipstick molding mold having a single structure instead of a lip molding mold having a core mold in steps 3 to 4 of the embodiment. Was prepared.

< Experimental Example  1> transparency evaluation

In order to evaluate the transparency of each lipstick composition prepared in the above Examples and Comparative Examples, the transparency immediately after the preparation of the lipstick according to the above Examples and Comparative Examples was measured by visual evaluation method. , Opaque, classified as X.

The transparency evaluation results are shown in Table 2 below.

Example 1 Comparative Example 1 Transparency (immediately after manufacture) ○ X

As a result, the dual structure lipstick of Example 1 exhibited a transparency immediately after preparation. In addition, it was confirmed that even after storage for 6 months or more, the transparent properties and stability immediately after the manufacture of the product were maintained. This indicates that the dye developed when contacting the skin contained in the core part did not come into contact with the hydroxyl group included in the shell part, and the manufacturing method according to the present invention can maintain transparency by preventing contact between the dye and the hydroxyl group. do. On the other hand, in the monostructure lipstick according to Comparative Example 1, the color of the mono structure lipstick was lost due to the reaction between the substance having the hydroxyl group contained in the capsule of the shell portion composition and the dye contained in the core portion composition. It is contaminated.

< Experimental Example  2> quality evaluation

For each lipstick composition prepared according to the above Examples and Comparative Examples, 20 women aged 20 to 35 years were evaluated for the moisturizing effect, adhesion, color persistence, aesthetics and usability. Relative score of 5 points (very good), 4 points (good), 3 points (medium), 2 points (bad) and 1 points (very bad) after evaluating each item. To calculate the average score to give is shown in Table 3 below.

Example 1 Comparative Example 1 Moisturizing effect 4.8 3.1 Adhesion 4.7 2.5 Color persistence 4.5 2.6 Aesthetic 4.9 1.5 Usability 4.8 2.8

As shown in the table, the lipstick according to Example 1 of the present invention showed excellent moisturizing effect, adhesion, color persistence, aesthetics and usability compared to the lipstick according to Comparative Example 1.

So far I looked at the center of the preferred embodiment for the present invention. Those skilled in the art will appreciate that the present invention can be implemented in a modified form without departing from the essential features of the present invention. Therefore, the disclosed embodiments should be considered in descriptive sense only and not for purposes of limitation. The scope of the present invention is shown in the claims rather than the foregoing description, and all differences within the scope will be construed as being included in the present invention.

100: core part (dye)
200: shell portion (capsules)
300: core part (capsules)
400: shell portion (dye)

Claims (6)

A core portion of a transparent phase containing a dye or capsule which develops upon contact with the skin; And
It includes; a shell (shell) of a transparent property containing a dye or a dye (dye) in contact with the skin and provided in close contact with the outer surface of the core portion,
If the core portion contains a dye that develops color on contact with the skin, the shell portion contains a capsule
When the capsule is contained in the core portion, the shell portion is characterized in that it contains a dye which develops color upon contact with the skin, transparent dual structure lip cosmetic composition. The method of claim 1,
The capsule is a transparent double structure cosmetic composition characterized in that it contains at least one functional ingredient selected from the group consisting of vitamins, DHA, oils, nutrients and moisturizers. The method of claim 2,
The oil is a transparent double structure cosmetic composition, characterized in that at least one oil selected from the group consisting of hydrocarbon oil, silicone oil, vegetable oil, animal oil and ester oil. Preparing a core part composition containing a dye or a capsule that develops color upon contact with skin (step 1);
Preparing a shell portion composition containing a dye or a dye which develops upon contact with a capsule or skin (step 2); And
Combining the core part composition and the shell part composition (step 3); and
If the core portion contains a dye that develops color on contact with the skin, the shell portion contains a capsule
When the capsule is contained in the core portion, the shell portion is characterized in that it contains a dye for coloring on contact with the skin,
A method for producing a double structure lip cosmetic composition of transparent properties. The method of claim 4, wherein
Step 1 to step 3 is a transparent structure of the dual structure lip cosmetic composition manufacturing method comprising the following steps:
Preparing a core portion composition containing a dye that develops color upon contact with the skin and dissolving it uniformly (step 4);
Preparing a shell portion composition containing a capsule and dissolving it uniformly (step 5);
Filling the core part composition dissolved in step 4 into a lipstick molding mold having a shell mold (step 6) and
After cooling the molding of step 6, the shell mold is removed to maintain the shell part in a cavity state, and then the shell part of the transparent phase is filled by filling the shell part composition dissolved in step 5 with the empty shell part. Shaping (step 7). The method of claim 4, wherein
Step 1 to step 3 is a transparent structure of the dual structure lip cosmetic composition manufacturing method comprising the following steps:
Preparing a core portion composition containing a capsule and dissolving it uniformly (step 4);
Preparing and dissolving a shell portion composition containing a dye which develops color upon contact with skin (step 5);
Filling the shell portion composition dissolved in the step 5 into a lipstick molding mold having a core mold (step 6); And
After cooling the molded product of step 6, the core mold is removed to maintain the core part in a cavity state, and the empty core part is filled with the core part composition dissolved in step 4 to form a core of transparent properties. Step (step 7).

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