KR102463057B1 - Composition for coating surface of accessory - Google Patents

Abstract

The present invention relates to a composition for coating the surface of an accessory, a method for manufacturing the same, a surface polishing agent for the accessory containing the composition, an agent for preventing metal allergy, and an antibacterial agent for the accessory. The composition for coating the surface of accessories of the present invention contains natural ingredients and exhibits high antibacterial activity and anti-inflammatory activity, thereby helping to maintain cleanliness of accessories and preventing contact dermatitis, etc., and has excellent corrosion removal and discoloration prevention effects. Therefore, it is possible to prevent damage to accessories and allow convenient management without change. The present invention is the composition for coating the surface of the accessory comprising: 12 parts by weight of cetyl alcohol; 10 parts by weight of propylene glycol; 5 parts by weight of carnauba wax; 2 parts by weight of aluminum oxide; and 1 part by weight of okra, shallot, and kale mixed extract.

Description

Composition for coating surface of accessory {Composition for coating surface of accessory}

The present invention relates to a composition for coating an accessory surface, a method for preparing the same, an accessory surface brightener comprising the composition, an anti-allergic agent to metal, and an antibacterial agent for accessories.

Accessories (accessories) refer to ornaments that are directly worn, hung, or fitted on a part of the body for decoration, and accessories that are attached, tied, or hung for decoration of clothes, and include all small tools necessary for all other decorative purposes. Including, comprehensively referred to as an accessory. In other words, hats, bags, shoes, belts, socks or stockings, gloves, scarves, buttons, etc. that focus on functional aspects and pursue practicality with various small tools attached to the skin and clothes for the purpose of beautification, the atmosphere and beauty of clothes Rings, bracelets, necklaces, earrings, brooches, pendants, etc., which pursue decorative features to emphasize, are common types of accessories. Accessories are an element that can decorate clothes more beautifully and create individuality, and are recognized as essential items to adjust and create one's own image, and its importance is increasing day by day. In the era of diversification and individualization, accessories are playing a very important role, giving accent and change to attire, and freely directing and determining one's own image. These accessories are manufactured using a wide variety of materials, including precious metals such as gold, silver, and platinum, as well as general metals such as iron, copper, and tin, and synthetic resins such as polyester, celluloid, and acrylic.

The history of accessories coincides with the history of mankind, that is, since the beginning of human life, it appeared like or before clothes, and it plays an important role as a medium for human instinct to become beautiful and desire for expression. The first Paleolithic people wore necklaces made of animal teeth or bones according to superstitious religious views to ward off evil spirits, and elaborate and colorful accessories began to appear after the Egyptian era to satisfy aesthetic desires. In ancient Greece and Rome, the technology of handling metals developed greatly, and the types of ornaments made by connecting various ores with gold and silver were diversified. After entering the modern era, they began to show off their status and power as accessories, and after the Industrial Revolution, cheap and popular accessories were mass-produced.

On the other hand, metals such as nickel, chromium, and cobalt, which are mainly used as materials for casual accessories, may cause metal allergy when in direct contact with the skin. It is known to cause irritation and contact dermatitis. In addition, silver, which is a common material among precious metal accessories, is corroded due to corrosion factors such as Cl ^- and SO ₄ ^2- , and when various metals other than silver react with oxygen in the air, rust is generated by oxidation reaction. Discoloration and contamination due to corrosion not only damage expensive accessories, but also become a problem in hygiene management of accessories in direct contact with the skin. In this regard, Korean Patent Laid-Open No. 10-2012-0108863 discloses a method of coating a glass film on the surface of an accessory by diluting polysilazane solid content in a solvent as a method for coating a surface protection glass film for precious metals and accessories. However, the above-described method cannot be conveniently used in daily life, and safety problems may occur including chemical components.

Under this background, the inventors of the present invention show antibacterial and anti-inflammatory activity by including various components and natural extracts as a result of intensive efforts to develop an accessory surface coating method that can remove contamination and increase gloss by coating the surface of the accessory, and corrosion By exhibiting the effect of removing and inhibiting discoloration, it was confirmed that it can help manage accessories, thereby completing the present invention.

An object of the present invention is cetyl alcohol; propylene glycol; carnauba wax; aluminum oxide; and okra, shallot, and kale mixed extract; to provide a composition for coating an accessory comprising a surface.

Another object of the present invention is to prepare a mixed extract of (a) okra, shallot, and kale; and (b) mixing cetyl alcohol, propylene glycol, carnauba wax, aluminum oxide, and the mixed extract; To provide a manufacturing method of

Another object of the present invention is to provide an accessory surface brightener comprising the composition.

Another object of the present invention is to provide an antibacterial agent for accessories comprising the composition.

The problem to be solved by the present invention is not limited to the above-mentioned problems, and it is described later that the technical problems that can be clearly recognized by those skilled in the art to which the present invention belongs through the present disclosure can also be solved can be clearly understood from

This will be described in detail as follows. Meanwhile, each description and embodiment disclosed in the present invention may be applied to each other description and embodiment. That is, all combinations of the various elements disclosed herein fall within the scope of the present invention. In addition, it cannot be considered that the scope of the present invention is limited by the specific descriptions described below.

One aspect of the present invention for achieving the above technical object, cetyl alcohol (cetyl alcohol); propylene glycol; carnauba wax; aluminum oxide; and okra, shallot, and kale mixed extract; provides a composition for accessory surface coating comprising.

As used herein, the term "accessory" refers to an ornament that is worn, hung, or fitted directly to a body part to adorn the body, and a small accessory that is attached, tied, or hung for decoration of clothes. and includes all other props necessary for decorative purposes. For example, hats, bags, shoes, belts, socks, stockings, gloves, scarves, buttons, rings, bracelets, necklaces, earrings, piercings, brooches, pendants, hairpins, hairpins, headbands, headbands, watches, etc. It is not limited thereto. Most accessories such as earrings and necklaces are used in direct contact with the skin, so hygiene and cleanliness management is very important. Accordingly, in the present invention, a composition capable of coating the surface of the accessory has been developed for antibacterial treatment on the surface of the accessory, removal of grease, and management of gloss, discoloration, and contamination removal.

The material of the accessory according to the present invention is not limited, and specifically, it may be metal.

The term "accessory surface coating" as used herein includes all acts of treating or applying the composition of the present invention to the surface of an accessory, specifically, applying the composition in liquid form to the surface or using another tool on the surface and may be applied, but is not limited thereto.

The composition for coating an accessory surface of the present invention includes cetyl alcohol, propylene glycol, carnauba wax, and aluminum oxide.

"Cetyl alcohol" of the present invention has a molecular formula C ₁₆ H ₃₄ O, Cas number 36653-82-4, and the molecular structure may be represented by the following Chemical Formula 1.

The cetyl alcohol is a representative higher alcohol present in nature, and is included in the composition for coating an accessory surface of the present invention as a natural lubricant and/or viscosity modifier.

"Propylene glycol" of the present invention has a molecular formula C3H8O2, Cas number 57-55-6, and the molecular structure may be represented by the following formula (2).

The propylene glycol is a viscous liquid, has no toxicity, and has antibacterial activity. The composition for coating an accessory surface of the present invention is included as a solvent.

"Carnauba wax" of the present invention, also called Brazil wax or palm wax, is a wax collected after drying the leaves of carnauba palm ( Copernicia prunifera ). Carnauba wax is non-toxic and has hypoallergenic properties, and has been used in various fields such as food, cosmetics, automobiles and furniture, but has not been studied for use as an accessory surface coating. The composition for coating an accessory surface of the present invention includes a natural emulsifier and/or a natural brightener.

"Aluminum oxide" of the present invention has a molecular formula Al ₂ O ₃ , Cas number 1344-28-1, is a compound of aluminum and oxygen, also called alumina. The composition for coating an accessory surface of the present invention includes a natural abrasive.

The method for obtaining the cetyl alcohol, propylene glycol, carnauba wax, and aluminum oxide is not limited, such as directly synthesized and used, or purchased and used commercially available products.

The composition for coating an accessory surface of the present invention includes a mixed extract of okra ( Abelmoschus esculentus ), shallot (Shallot), and kale ( Brassica oleracea L.).

"Okra ( Abelmoschus esculentus )" of the present invention is a plant belonging to the mallow family (Malvaceae) and is native to northeastern Africa. Okra is rich in fiber and contains mucus, a mixture of pectin and galactam, which is known to be effective in nourishing and tonicity and lowering blood cholesterol (KOREAN J. FOOD SCI. TECHNOL. 50(3), 344-348). , 2018). As such, various physiological functions of okra are known, but the use of accessory surface coating has not been studied at all.

"Shallot ( Allium cepa var. ascalonicum Backer)" of the present invention is a kind of onion ( Allium cepa L.), but is distinguished from onion. The shape of the sphere is oval-shaped, and the size of the sphere is larger than chives and smaller than onions. Shallots are vegetatively propagated by small proliferated bulbs, and the size of the bulbs is about 10 to 40 g. Shallots contain functional substances such as quercetin and allylsulfide, which are 2.1 times and 1.9 times higher than onions, respectively, so they have high food value. Shallot has been reported to have an excellent effect in the treatment of geriatric diseases because it has functions such as blood pressure and blood sugar control and cholesterol lowering (Journal of Agriculture & Life Science 49(6), 259-267, 2015), but it has no application for accessory surface coating. has not been studied

"Kale ( Brassica oleracea L. )" of the present invention is a biennial or perennial plant of the cruciferous family, and its origin is the Mediterranean Sea. It is a vegetable with the highest content of beta-carotene among green-yellow vegetables. It has rich nutritional components and is known to have anti-cancer effects, improve immunity, and prevent osteoporosis. However, the use of kale extract as an accessory surface coating has not been studied at all.

In the present invention, the term "extract" is an active ingredient contained in the extraction raw material by contacting the solvent and the extraction raw material under specific conditions, so long as the ingredients contained in the raw material can be separated, regardless of the extraction method or the type of the active ingredient, all of them will be included. can For example, extracts of components soluble in solvents from raw materials using water or an organic solvent, and extracts obtained by extracting only specific components such as specific components of raw materials, such as oil, may be included. The extract may be powdered after drying, or may be obtained by various conventionally known extraction methods such as hot water extraction and ethanol extraction. The extract is selected from the group consisting of water, anhydrous or hydrous lower alcohol having 1 to 4 carbon atoms, acetone, petroleum ether, ethyl acetate, butyl acetate, trichloromethane, dichloromethane, chloroform, hexane and 1,3-butylene glycol It can be extracted with one or more solvents. Preferably, okra, shallot, and kale may be extracted with a 50% (v/v) aqueous ethanol solution for 3 to 5 hours, more specifically for 4 hours, but is not limited thereto.

In a specific embodiment of the present invention, the activities of the Example 1 extract extracted with okra, shallot, and kale with 50% (v/v) ethanol and the extract of Comparative Example 4 extracted with purified water were compared (Experimental Example 1 and Experimental Example 1) Example 2). As a result, it was confirmed that both the antibacterial activity and anti-inflammatory activity of the extract of Comparative Example 4 were significantly lower than that of the extract of Example 1, and as a result, when 50% (v/v) ethanol was used as a solvent, the effectiveness of having antibacterial activity compared to hot water extraction It was found that more minutes were extracted, and the anti-inflammatory function was relatively better.

The extract may also include an extract that has undergone a conventional purification process. For example, the extract is separated using an ultrafiltration membrane having a constant molecular weight cut-off value, and various purification methods additionally performed such as separation by various chromatography (those prepared for separation according to size, charge, hydrophobicity or affinity). It may include a fraction obtained through

The term "mixed extract" of the present invention may be extracted by mixing powders of okra, shallot and kale, and may be obtained by extracting and mixing the raw materials of the natural products, but is not limited thereto.

The mixed extract of the present invention is characterized in that it exhibits antibacterial and anti-inflammatory activity. The composition for coating an accessory surface of the present invention can prevent bacterial infection due to contact with the accessory and help relieve inflammation by including a natural mixed extract exhibiting antibacterial and anti-inflammatory activity.

As used herein, the term "antibacterial" refers to the action of inhibiting the growth of bacteria or fungi. Accessories are often worn in direct contact with or close to the skin, so hygiene and cleanliness management is very important. In a specific embodiment of the present invention, the results of evaluating the inhibitory activity against E. coli and Bacillus cereus strains as representative harmful strains (Experimental Example 1), okra, shallot, and kale of the present invention The mixed extract of was confirmed to have antibacterial activity against both strains.

As used herein, the term “anti-inflammatory” refers to a property of preventing or inhibiting inflammation, and in the present invention, it specifically refers to a property of preventing or inhibiting skin inflammation. When wearing metal accessories, there are cases where the skin becomes inflamed due to bacterial infection due to poor hygiene, or inflammation due to allergy or contact dermatitis. In another specific embodiment of the present invention, the result of measuring the inhibition rate of IL-8 and TNF-α secreted after treating the mixed extract to THP-1 cells activated by LPS (lipopolysaccharide) (Experimental Example 2), It was found that the mixed extract of okra, shallot, and kale of the present invention exerts anti-inflammatory activity through inhibition of IL-8 and TNF-α cytokine expression.

The mixed extract of the present invention is extracted by mixing okra, shallot, and kale in a weight ratio of 5:2:1.

In a specific embodiment of the present invention, the extract of Example 1 extracted by mixing okra, shallot, and kale in a weight ratio of 5:2:1, and the extract of Comparative Example 1-3 extracted by mixing each natural product in a different weight ratio As a result of comparing the activity (Experimental Example 1 and Experimental Example 2), it was confirmed that the extracts of Comparative Examples 1-3 had excellent antibacterial and anti-inflammatory activities. That is, it can be inferred that the activity is significantly different depending on the compounding ratio of each component of okra, shallot, and kale.

Okra ( Abelmoschus esculentus ), shallot (Shallot), and kale ( Brassica oleracea L.) of the present invention can be directly collected or purchased commercially available products, and the method for obtaining the same is not limited.

The accessory surface coating composition of the present invention contains 10 to 15 parts by weight of cetyl alcohol, 5 to 15 parts by weight of propylene glycol, 1 to 8 parts by weight of carnauba wax, 1 to 5 parts by weight of aluminum oxide, and 0.1 to 3 parts by weight of the mixed extract. It may include, more specifically, 12 parts by weight of cetyl alcohol, 10 parts by weight of propylene glycol, 5 parts by weight of carnauba wax, 2 parts by weight of aluminum oxide, and 1 part by weight of the mixed extract.

If cetyl alcohol is included in the accessory surface coating composition of the present invention below the above numerical range, the composition may not be sufficiently coated on the accessory surface. have.

When propylene glycol is included in the accessory surface coating composition of the present invention below the above numerical range, each component may not be uniformly mixed, and when included in excess of the above numerical range, the activity of other components may not be sufficiently exhibited. have.

When carnauba wax is included in the accessory surface coating composition of the present invention below the above numerical range, the gloss of the accessory surface may not be desirably imparted. This may not be easy.

When aluminum oxide is included in the accessory surface coating composition of the present invention below the numerical range, the effect of removing corrosion on the accessory surface may not be sufficiently exhibited, and when included in excess of the numerical range, toxicity may appear.

When the mixed extract of okra, shallot and kale is included in the composition for coating an accessory surface of the present invention within the above numerical range, the activity of the mixed extract may not be effectively exhibited, and when included in excess of the above numerical range, the accessory surface The composition may not be stably coated.

In a specific embodiment of the present invention, the accessory surface coating effect of the composition of Example 2 including the mixed extract of okra, shallot and kale and the composition of Comparative Example 5 without the mixed extract was compared (Experimental Example 3). As a result, it was confirmed that the chromaticity change rate and contact angle when the composition of Example 2 was treated was superior to that of Comparative Example 5 composition. It turned out that the corrosion removal effect and the discoloration inhibitory effect become high by doing this.

The composition for coating an accessory surface of the present invention may further include an additive commonly included in the composition for accessory surface coating in the art, and specifically, an emulsifier, a softening agent, a colorant, a pH adjusting agent, a detergent, a preservative, a fragrance , dyes, etc. may be further included. The content of the sub-additive may be determined in an amount generally formulated in the art.

The composition for coating an accessory surface according to the present invention may be applied to the surface of an accessory to remove contaminants from the surface, impart gloss, and exhibit corrosion removal and discoloration inhibitory effects. In addition, according to the antibacterial and anti-inflammatory activity, it can help to prevent bacterial infection and/or inflammation caused by wearing or contacting unsanitary accessories.

Another aspect of the present invention for solving the above technical object provides a method for producing a composition for the accessory surface coating. The method for preparing the composition for coating an accessory surface of the present invention comprises the steps of (a) preparing a mixed extract of okra, shallot, and kale; and (b) mixing cetyl alcohol, propylene glycol, carnauba wax, aluminum oxide, and the mixed extract.

Description of the terms "accessory surface coating", "okra", "shallot", "kale", "mixed extract", "cetyl alcohol", "propylene glycol", "carnauba wax", and "aluminum oxide" is as described above.

The method for preparing the composition for coating an accessory surface of the present invention may further include a conventional purification, sterilization and processing process.

In the manufacturing method according to the present invention, unless otherwise specified, the manufacturing method according to the present invention is carried out at room temperature (25° C.), and the process temperature is evident in the art depending on the physical properties of the material or composition used in each step. It is carried out at a recognized temperature, each step is performed by means and tools that a person skilled in the art can derive without much difficulty, and each step includes a process step or material that a person skilled in the art can add or remove without much difficulty. Improvements are obviously inherent.

Another aspect of the present invention for solving the above technical object provides an accessory surface brightener comprising a composition for coating the accessory surface.

The description of the term "accessory surface coating" is the same as described above.

The term "accessory surface brightener" of the present invention includes all products for imparting gloss to the surface of accessories, and specifically may be in liquid or wax form, but is not limited thereto.

The accessory surface brightener may specifically inhibit corrosion of metal, and may be one in which gloss is imparted according to application of a tarnish inhibitor film. In a specific embodiment of the present invention, as a result of measuring the chromaticity change rate after applying the composition for surface coating of accessories of the present invention to a corrosion test piece corroded with pure silver, it was confirmed that the removal rate of the corrosion layer showing red and yellow was high, It was confirmed that it has a corrosion removal effect (Experimental Example 3). In addition, as a result of measuring the contact angle of ultrapure water (H ₂ O) after applying the accessory surface coating composition of the present invention to a corrosion test piece in which pure silver was forcibly corroded, the contact angle was as high as 60˚ or more, and the discoloration inhibiting film was stable was confirmed to be distributed on the surface of the metal (Experimental Example 3).

Another aspect of the present invention for solving the above technical object provides an antibacterial agent for accessories comprising the composition for coating the accessory surface.

The description of the term "accessory surface coating" is the same as described above.

The term "antibacterial agent for accessories" of the present invention is a substance that inhibits or kills the growth of bacteria present on the surface of accessories, etc., and the antibacterial agent for accessories can be prepared in any formulation conventionally prepared in the industry. The antibacterial agent for accessories may be suitably blended with other components within the range that does not impair the purpose according to the present invention according to the type or purpose of use, etc. in addition to the essential components in each formulation.

The antibacterial activity means an activity that inhibits the growth of bacteria and fungi, for example, Escherichia coli , Pseudomonas aeruginosa , Staphylococcus aureus , Klebsiella pneumoniae , Salmonella (Salmonella sp.), Shigella flexneri or Shigella sonnei , black mold ( Aspergillus niger ), Penicillium genus ( Penicillium pinophilum ), Ketomium genus ( Chaetomium globosum ), black yeast ( Aureobasidium pullulans ), etc. may be shown, but is not limited thereto.

The composition for coating an accessory surface of the present invention specifically, Escherchia coli and Bacillus cereus ( Bacillus cereus ) It may be characterized in that it exhibits antibacterial activity, but is not limited thereto.

The composition for coating an accessory surface of the present invention contains natural ingredients, thereby exhibiting high antibacterial and anti-inflammatory activity, which can help in the cleaning of accessories and prevention of contact dermatitis, and has excellent corrosion removal effect and discoloration prevention effect. to prevent damage to accessories and to maintain them without change.

Hereinafter, the present invention will be described in more detail through examples. However, these examples are for illustrative purposes only, and the scope of the present invention is not limited to these examples.

The technical terms used in the present invention are only used to describe the following examples, and are not intended to limit the scope of the present invention through the technical terms, and the technical terms are specifically used in the present invention. Unless a meaning is defined, it is to be understood as conveying a meaning commonly understood and used by one of ordinary skill in the art.

Preparation Example 1. Preparation of mixed extracts of okra, shallot, and kale

In order to identify the composition ratio and extraction conditions under which the mixed extract included in the composition for accessory surface coating of the present invention exhibits the most excellent antibacterial and anti-inflammatory activity, the weight ratio and extraction solvent of each of okra, shallot, and kale were changed in the following table. As in 1, the extracts of Examples and Comparative Examples were prepared.

Example 1 Comparative Example 1 Comparative Example 2 Comparative Example 3 Comparative Example 4 Furtherance
(Unit: weight ratio) okra 5 2 2 One 5 shallot 2 5 One One 2 Kale One One 5 One One extraction solvent 50% (v/v) ethanol hot water

Specifically, okra ( Abelmoschus esculentus ), shallot (Shallot, Allium cepa var. ascalonicum Backer), and kale ( Brassica oleracea L.) were washed and prepared by cutting to an appropriate size, 50% (v / v) ethanol Using an aqueous solution or purified water as an extraction solvent, extraction was performed at a temperature of 60-80° C. according to the weight ratio in Table 1 for 4 hours. The extract was filtered using filter paper and used as each sample.

Experimental Example 1. Evaluation of antibacterial activity

The antibacterial activity of the mixed extracts of Examples and Comparative Examples was measured using a broth dilution method, and the minimum inhibition concentration (MIC) was measured. Specifically, each sample was diluted in DMSO at a concentration of 300 mg/L, and liquid cultured E. coli ( Escherchia coli ) and Bacillus cereus ( Bacillus cereus ) strains were uniformly spread on an agar plate by 100 μL. and place the sterilized paper disk (diameter of 8mm) on the agar plate. After each sample was injected and diffused into the paper disk, it was incubated at 37° C. for 24 hours, and the size (mm) of the clear zone around the paper disk was measured as the degree of activity.

sample Clear zone (mm) E. coli B. cereus Example 1 14.9 17.2 Comparative Example 1 10.2 10.8 Comparative Example 2 7.0 8.9 Comparative Example 3 8.4 9.2 Comparative Example 4 6.3 8.0

As a result, as shown in Table 2, the antibacterial activity of the mixed extract of Example 1 was the best, followed by Comparative Example 1, Comparative Example 3, Comparative Example 2, and Comparative Example 4 extracts in that order. That is, the mixed extract containing okra, shallot, and kale of the present invention has significantly different antibacterial activity depending on the content of each natural product, and when each natural product is included in a weight ratio of 5:2:1, the antibacterial activity is the most was found to be excellent. In addition, since the antibacterial activity of the extract of Comparative Example 4 extracted using hot water instead of 50% (v/v) ethanol as the extraction solvent was the lowest, a specific combination of the natural product of the present invention was prepared using 50% (v/v) ethanol as a solvent. When used, more active ingredients having antibacterial activity are extracted than hot water extraction, and it can be inferred that the antibacterial function is the best.

Experimental Example 2. Anti-inflammatory activity evaluation

When wearing metal accessories, the skin may become inflamed due to bacterial infection due to poor hygiene. Accordingly, in order to evaluate the anti-inflammatory effect of the compositions of Examples and Comparative Examples, the inhibition rates of IL-8 and TNF-α secreted from THP-1 cells activated by LPS (lipopolysaccharide) were measured. Specifically, after culturing THP-1 cells, which are human monocytes, in RPMI-1640 medium, 100 μl/ml of LPS and 50 μg of compositions of Examples and Comparative Examples were added to THP-1 treated in a 24-well plate at 1× ^{10 6} cells/well. /ml was treated. After 2 days, the supernatant was obtained and the expression level of each cytokine was measured with IL-8 and TNF-α ELISA kit. The inhibition rate was calculated according to the formula: inhibition rate (%) = (1-absorbance of sample addition group / absorbance of control group) x 100.

Inhibition rate (%) Example 1 Comparative Example 1 Comparative Example 2 Comparative Example 3 Comparative Example 4 IL-8 42.7 31.6 28.4 20.7 23.5 TNF-α 68.2 60.4 50.9 48.8 46.1

As a result, as shown in Table 3, it was confirmed that the IL-8 and TNF-α inhibitory activity of the mixed extract of Example 1 was excellent. On the other hand, it was confirmed that the expression inhibition rate of the extract of Comparative Example 4 extracted with hot water and the extract of Comparative Example 3 extracted with the same content of each natural product was relatively low. Therefore, depending on the extraction method of each natural product and its mixing ratio, the anti-inflammatory activity of the mixed extract is greatly affected, and accordingly, in the present invention, the extraction conditions and mixing conditions of the mixed extract that can exhibit the best anti-inflammatory activity through cytokine expression inhibition was elucidated.

Preparation Example 3. Preparation of a composition for accessory surface coating

The composition for surface coating of accessories of the present invention is uniformly mixed with cetyl alcohol, propylene glycol, carnauba wax, aluminum oxide and natural extract in the mixing ratio of Table 4 below, , was prepared by adding purified water.

(Unit: parts by weight) Example 2 Comparative Example 5 cetyl alcohol 12 12 propylene glycol 10 10 carnauba wax 5 5 aluminum oxide 2 2 Example 1 Mixed Extract One -

In order to compare the accessory surface coating effect according to the presence or absence of the okra, shallot and kale mixed extracts of the present invention, a composition in Comparative Example 5 not including the mixed extract was also prepared.

Experimental Example 3. Accessory surface coating effect

In order to evaluate the change in the surface state of the accessory to which the accessory surface coating composition of the present invention is applied, two pieces of pure silver 2 Х 2 cm in size are prepared, 0.1 M sodium sulfide (Na ₂ S) and 0.5 M sodium hydroxide ( A corrosion test piece was prepared by forcibly corroding pure silver using the vapor of a sodium sulfide solution generated from a mixed solution of NaOH). Next, in order to find out the change in chromaticity before and after removal of the sulfide film generated on the corrosion test piece, the chromaticity before and after applying the composition to the surface of the corrosion test piece was measured with a colorimeter (Chroma Meter CT-200, MINOLTA Co.). The average was calculated by measuring the same point three times consecutively for each specimen, and the degree of change was investigated by calculating the chromaticity difference before and after discoloration removal. The chromaticity change rate was expressed as a percentage of the change in values before and after application of each composition.

In addition, in order to investigate the properties of the surface of the silver specimen after application of each composition through the measurement of the contact angle, the contact angle before and after applying the composition to the surface of the corrosion test piece was measured. The instrument used was a contact angle measuring instrument (DSA100, KRUSS GmbH Co.), and the contact angle was measured with ultrapure water (H ₂ O) using Owens-Wendt-geometric mean.

division Example 2 Comparative Example 5 chromaticity change rate 48.2% 35.5% H ₂ O contact angle 63.7˚ 55.1˚

As a result of analysis of chromaticity change, as shown in Table 5 above, the chromaticity change rate of the specimen to which the composition of Example 2 was applied was superior to that of the specimen to which the composition of Comparative Example 5 was applied, which means that the removal rate of the red and yellow corrosion layers is high. do. That is, it was found that the corrosion removal effect of silver products was increased by including the mixed extract of okra, shallot and kale in the composition for coating an accessory surface of the present invention.

The degree of hydrophobicity of the tarnish inhibitor film formed on the silver surface after the treatment of the composition for accessory surface coating was determined by measuring the contact angle. It can be seen that the larger the contact angle, the more hydrophobic the thin film. As a result of the analysis of the contact angle change rate in the present invention, as shown in Table 5, the contact angle (θ) of the specimen to which the composition of Example 2 was applied was higher, and it was confirmed that the discoloration inhibiting film was stably distributed on the surface of the specimen. That is, it was found that the discoloration inhibitory effect of silver products was increased by including the mixed extract of okra, shallot and kale in the composition for surface coating of accessories of the present invention.

From the above description, those skilled in the art to which the present invention pertains will be able to understand that the present invention may be embodied in other specific forms without changing the technical spirit or essential characteristics thereof. In this regard, it should be understood that the embodiments described above are illustrative in all respects and not restrictive. The scope of the present invention should be construed as being included in the scope of the present invention, rather than the above detailed description, all changes or modifications derived from the meaning and scope of the claims described below and their equivalents.

Claims (8)

12 parts by weight of cetyl alcohol; 10 parts by weight of propylene glycol; 5 parts by weight of carnauba wax; 2 parts by weight of aluminum oxide; and
Okra, shallot, and 1 part by weight of a mixed extract of kale; In the accessory surface coating composition comprising,
The mixed extract is extracted by mixing okra, shallot, and kale in a weight ratio of 5:2:1, an accessory surface coating composition.
delete delete According to claim 1,
The mixed extract is okra, shallot, and kale 50% (v / v) ethanol to be extracted for 3 to 5 hours, the accessory surface coating composition.
According to claim 1,
The mixed extract is characterized in that it exhibits antibacterial and anti-inflammatory activity, an accessory surface coating composition.
(a) mixing okra, shallot, and kale in a weight ratio of 5:2:1, and preparing a mixed extract thereof; and
(B) cetyl alcohol (cetyl alcohol), propylene glycol (propylene glycol), carnauba (carnauba) wax, aluminum oxide (aluminum), and the step of mixing the extract mixture; Containing, accessory surface coating composition manufacturing method.
An accessory surface brightener comprising the composition of claim 1 .
An antimicrobial agent for accessories, comprising the composition of claim 1 .