Acne-removing skin care makeup remover cream based on oily acne skin and preparation method thereof

Abstract

The present application relates to the technical field of cosmetics-makeup remover cream, especially a kind of acne skin care makeup remover cream based on oily acne skin and its preparation method. A kind of acne skin care makeup remover cream based on oily acne skin, mainly prepared by the following raw materials in parts by weight: 3-4 parts of skin conditioner, 75-80 parts of emollient, 12-14 parts of emulsifier, 5-6 parts of thickener-synthetic wax, 0.15-0.25 parts of antioxidant-tocopherol acetate; The skin conditioner includes spiny argan kernel oil, stearyl glycyrrhizinate, butylene glycol, salvia root extract, clove bud extract, scutellaria root extract, angelica root extract, liquorice root extract, Centella asiatica extract, bisabolol, Centella asiatica extract. The present application is suitable for sensitive skin, oily acne skin, gentle makeup removal, and can also play a role in soothing and repairing the skin, that is, having a good gentle makeup removal effect and having the effect of acne skin care.

Description

Technical Field

[0001] The present application relates to the technical field of cosmetics-makeup remover creams, and in particular to an acne-removing skin care makeup remover cream based on oily and acne-prone skin and a preparation method thereof. Background Art

[0002] With the development of social economy and the improvement of people's living standards, people pay more and more attention to their appearance. Therefore, it is very common to use cosmetics to modify their appearance. As a result, the market of color cosmetics is growing year by year, and sunscreen products are even more popular in skin care. However, existing color cosmetics and sunscreen products need to be removed. However, the removal effect of commercially available makeup removers on color cosmetics and sunscreen products containing raw materials such as oil, color powder, sunscreen, film-forming agent, etc. is relatively poor, or it can achieve a good makeup removal effect but it is more irritating and has damage to the skin, which does not meet the needs of consumers.

[0003] In view of the deficiencies in the above-mentioned related technologies, the applicant provides an acne-removing skin care makeup remover cream based on oily acne-prone skin and a preparation method thereof. Summary of the invention

[0004] In order to solve the above technical problems, the present application provides a method for preparing an acne-removing skin care and makeup remover cream based on oily and acne-prone skin.

[0005] In the first aspect, the present application provides an anti-acne skin care makeup remover cream based on oily acne skin, which is achieved through the following technical solutions:

[0006] An acne-removing skin care makeup remover cream for oily acne skin is mainly prepared from the following raw materials in parts by weight: 3-4 parts of a skin conditioner, 75-80 parts of an emollient, 12-14 parts of an emulsifier, 5-6 parts of a thickener, and 0.15-0.25 parts of an antioxidant; the antioxidant is tocopherol acetate; the skin conditioner includes a first skin conditioner, a second skin conditioner, a third skin conditioner, a fourth skin conditioner, and a fifth skin conditioner, wherein the first skin conditioner is argania spinosa kernel oil; the second skin conditioner is stearyl glycyrrhizinate; the third skin conditioner is butylene glycol, salvia miltiorrhiza root extract, clove bud extract, and scutellaria baicalensis root extract. , angelica root extract, licorice root extract, and Centella asiatica extract; the fourth skin conditioning agent is bisabolol; the fifth skin conditioning agent is Centella asiatica extract; the emollients include a first emollient, a second emollient, a third emollient, a fourth emollient, a fifth emollient, and a sixth emollient, the first emollient is cetyl ethylhexanoate; the second emollient is composed of grape seed oil, sunflower seed oil, and wild soybean oil; the third emollient is avocado tree butter, palm oil, jojoba seed oil, tocopherol, and blueberry fruit extract; the fourth emollient is cultivated black cumin seed oil; the fifth emollient is squalane; the sixth emollient is jojoba seed oil.

[0007] This application is suitable for sensitive skin and oily acne-prone skin. It can gently remove makeup and at the same time soothe and repair the skin. That is, it has a good gentle makeup removal effect and also has the effect of removing acne and skin care.

[0008] Preferably, the mass ratio of the first skin conditioner, the second skin conditioner, the third skin conditioner, the fourth skin conditioner and the fifth skin conditioner is (18-24):(4-6):(4-6):1:1.

[0009] Argan oil, the number one skin conditioner, contains a large amount of fatty acids, sterols, vitamin E and phenolic compounds. Argan oil contains a large amount of essential fatty acids, unsaturated fatty acids and linoleic acid, which cannot be synthesized in the human body and must be obtained from fat. Fatty acids maintain a healthy hydration level in the human body. Studies have shown that linoleic acid has a significant effect on anti-inflammatory, acne reduction and moisturizing functions when applied to the skin; while the lack of essential unsaturated fatty acids can lead to premature aging and wrinkles of the skin; argan oil has been scientifically proven to contain twice as much vitamin E as olive oil, and also contains rare phytosterols, which can help soften the skin, stimulate pores to detoxify, and restore the natural lipid barrier. Polyphenols are well-known antioxidants, which not only delay skin aging, but also prolong the action time of other antioxidants in the human body, such as vitamin E and vitamin C.

[0010] Second skin conditioning agent - Stearyl Glycyrrhetinate 100% plant origin, olive oil derivative, anti-redness and anti-inflammatory, sebum repair. Stearyl Glycyrrhetinate has antibacterial, anti-inflammatory, antioxidant, anti-aging effects. In the cosmetics industry, it can also reduce the toxic side effects of cosmetics or other factors on the skin.

[0011] The third skin conditioning agent gives the present invention good oil control, acne removal and acne suppression effects.

[0012] The fourth skin conditioning agent imparts good anti-inflammatory, anti-irritant, antibacterial and non-carcinogenic properties to the present invention.

[0013] The fifth skin conditioning agent, Centella asiatica extract, has strong skin pharmacological activity and is used in beauty products such as anti-aging and skin repair. Centella asiatica extract is an outstanding plant repair ingredient. It has very good antibacterial effect and can be used to treat acne; it can reduce the production of pro-inflammatory mediators, improve and repair the skin's own barrier function, thereby preventing and correcting skin immune dysfunction, achieving anti-inflammatory effects, and can be used in after-sun repair and anti-allergic soothing cosmetics. Centella asiatica extract also has the effect of promoting the synthesis of fibroblasts and collagen, which can maintain skin elasticity and firmness, and smooth fine facial wrinkles. Centella asiatica extract has broad market prospects in the field of various personal care products.

[0014] Preferably, the mass ratio of butylene glycol, salvia miltiorrhiza root extract, clove bud extract, scutellaria baicalensis root extract, angelica root extract, liquorice root extract and Centella asiatica extract in the third skin conditioner is 84:8:3:2:1.4:0.8:0.8.

[0015] Through the above scheme, the third skin conditioning agent gives the present application good oil control, acne removal and acne suppression effects, while reducing production costs while ensuring the effects.

[0016] Preferably, the mass ratio of the first emollient, the second emollient, the third emollient, the fourth emollient, the fifth emollient and the sixth emollient is (44-48):(24-28):(4-5):(1-2):(1-2):(0.4-0.8).

[0017] The first emollient - cetyl ethylhexanoate, commonly known as seabird feather oil, is an emollient with particularly excellent waterproof properties. It has the advantages of being breathable, spreadable, non-greasy, and has a thickening effect, and can moisturize and soften the skin.

[0018] The second moisturizer - grape seed oil contains a variety of antioxidants, which protect cells from oxidative damage and slow down the aging process. It is refreshing, non-greasy, and has strong penetration. Grape seed oil is rich in unsaturated fatty acids and has antioxidant properties, which helps repair and brighten the skin. Sunflower seed oil is an important base oil raw material for cosmetics. It has the effect of lubricating the skin, activating peroxidase-activated receptors, and promoting the healing of skin wounds. It has an anti-inflammatory effect, inhibits tyrosinase to a certain extent, and has a whitening effect.

[0019] The third moisturizer is cranberry butter with a soft sweet smell and strong antioxidant effect. This fruit butter contains tiny cranberry particles and is mixed with other organic certified ingredients to create a soft and comfortable skin feel and good spreadability.

[0020] The fourth moisturizer is cultivated black cumin seed oil. Cultivated black cumin seed oil contains fixed oils, the main component of which is saponin, which can lubricate, cleanse the skin, and regulate the skin's oil secretion. Black cumin is extremely rich in unsaturated fatty acids, which makes it qualified for the title of "skin food". It can nourish, soothe, soften dry skin, improve eczema, psoriasis, dermatitis and acne. This oil is an excellent overnight repair care oil. Regular use can greatly improve the overall condition of the skin, increase the density and softness of the skin, and also reduce wrinkles.

[0021] The fifth emollient, squalane, is extracted from olive oil and is a natural ingredient in the skin. It has good antioxidant and immune-stimulating effects. It can quickly dissolve with moisture and oil in the skin to form a natural skin protection barrier. It has excellent stability and will not oxidize with air, ultraviolet rays, etc. It can effectively protect the skin from external substances. It has excellent penetration and high oxygen carrying capacity. It can adjust the water and oil balance of the skin, avoid roughness and dullness of the skin, and restore the skin to its original soft touch. It is especially suitable for use in cold seasons. It is a lubricant for the skin and can replenish the skin's natural sebum.

[0022] Sixth moisturizer: Jojoba seed oil is very rich in vitamin A, vitamin B and vitamin E. In addition, it also contains minerals such as calcium and magnesium. Jojoba seed oil has good permeability, which can improve the stability of this application, increase the efficacy, and help the skin solve skin blemishes such as dryness, dehydration, roughness and dullness.

[0023] Preferably, the grape seed oil, sunflower seed oil and soybean oil in the second emollient are composed in a mass ratio of 40:30:30; the avocado butter, palm oil, jojoba seed oil, tocopherol and blueberry fruit extract in the third emollient are composed in a mass ratio of 43.75:45:5.5:0.25:5.5.

[0024] Preferably, the emulsifier includes a first emulsifier, a second emulsifier, and a third emulsifier, the first emulsifier is PEG-20 glyceryl triisostearate, the second emulsifier is polyglyceryl-10 dioleate; the third emulsifier is composed of jojoba esters, sunflower seed wax, green vitex flower wax, polyglycerol-3 and tocopherol.

[0025] Preferably, the mass ratio of the first emulsifier, the second emulsifier and the third emulsifier is (8-12):1:1.

[0026] Preferably, the mass ratio of jojoba esters, sunflower seed wax, vitex acutissima flower wax, polyglycerol-3 and tocopherol in the third emulsifier is 62:32:2.98:3:0.02.

[0027] Preferably, 3-6 parts of 300-500 mesh surface-modified coffee grounds are also included, and the preparation method of the surface-modified coffee grounds is as follows: S1, 100g of 300-500 mesh coffee grounds, 30-40g of zinc nitrate, and 300-400mL of ethylene glycol are mixed in a 500ml three-necked flask, and ultrasonically stirred until uniformly dispersed, and then heated to 140-155°C in an oil bath, and the heating rate is controlled at 4-6°C / min, and kept at 140-155°C for 20-30min to cool to room temperature, centrifuged, cleaned, and naturally dried to obtain coffee grounds with surface-loaded zinc particles; S2, aspartic acid, glycine, alanine, serine, valine, and lysine are mixed in a mass ratio of 1:1:1:1:1:1 to form a composite amino acid, and 2 0-40g of the composite amino acid is dissolved in 100-1000mL of pure water, stirred and filtered to remove insoluble components to obtain a composite amino acid solution; S3, the coffee grounds with zinc particles on the surface in S1 are reacted with sodium hydroxide, so that the zinc nanoclusters loaded on the surface of the coffee grounds react with sodium hydroxide to form zinc hydroxide, and then the coffee grounds with zinc particles on the surface treated with sodium hydroxide are added to the composite amino acid solution obtained in S2, and the molar ratio of composite amino acid: zinc ion is 2:1 for reaction, and the water bath is heated to 80-85°C for reaction, and 0.1-0.3 mol of sodium hydroxide solution is continuously added dropwise for reaction for 6-8h, and the unreacted insoluble matter is filtered to remove, and then the acetone solution is added for treatment, and the surface-modified coffee grounds are placed at 60-65°C for drying after draining to obtain surface-modified coffee grounds.

[0028] In this application, the introduction of coffee grounds can improve the cleaning experience of makeup remover cream, enhance the consumer makeup removal experience, and thus be easier for mass consumers to accept and market. In this application, the active anti-inflammatory and antibacterial carrier formed by composite amino acids + zinc ions is introduced on the surface of coffee grounds, which can soothe, reduce inflammation, resist bacteria, and repair the skin, thereby enhancing the market competitiveness of the product.

[0029] In the second aspect, the present application provides a method for preparing an acne-removing skin care makeup remover cream based on oily acne skin, which is achieved through the following technical solutions:

[0030] A preparation method of an anti-acne skin care and makeup remover cream based on oily acne skin, comprising the following steps:

[0031] Step 1: put the first emollient, the second emollient, the third emollient, the fourth emollient, the fifth emollient, the first emulsifier, the first thickener, the first skin conditioner, the second emulsifier, the second thickener, and the sixth emollient into a pot, start stirring and heating, the stirring speed is 500-600rpm, and the temperature is heated to 85±5°C. After the materials are completely melted, add the raw material components of the second skin conditioner, the fourth skin conditioner, and the antioxidant, and stir until the materials are completely dissolved;

[0032] Step 2: Place the third emulsifier, the third skin conditioner, and the fifth skin conditioner separately in a clean stainless steel barrel, heat to 80°C ± 5°C, stir until evenly melted, then slowly add into the pot, stir for 10-20 minutes until completely dispersed;

[0033] Step three, vacuum degassing the material in the pot. The standard is that there are no bubbles on the surface of the material. Confirm that the vacuum degassing is completed, take samples and send them to quality control for inspection. Filter the material when it comes out of the pot, with a filter screen of 80-100 mesh.

[0034] The preparation method of the present application is relatively simple, has low operating difficulty, and is easy to implement industrial production and manufacturing.

[0035] In summary, this application has the following advantages:

[0036] 1. This application is suitable for sensitive skin and oily acne-prone skin. It can gently remove makeup and soothe and repair the skin. That is, it has a good gentle makeup removal effect and also has the effect of removing acne and skin care.

[0037] 2. The preparation method of the present application is relatively simple, has low operating difficulty, and is easy to implement industrial production. DETAILED DESCRIPTION

[0038] The present application is further described in detail below in conjunction with comparative examples and embodiments.

[0039]

[0040] Preparation Example

[0041] Preparation Example 1

[0042] The preparation method of surface modified coffee grounds is as follows:

[0043] S1, 100 g of 500-mesh coffee grounds, 30-40 g of zinc nitrate, and 300-400 mL of ethylene glycol are mixed in a 500 ml three-necked flask, and ultrasonically stirred until uniformly dispersed, and then heated to 145° C. in an oil bath, with the heating rate controlled at 5° C. / min, maintained at 145° C. for 20-30 min, cooled to room temperature, centrifuged, cleaned, and naturally dried to obtain coffee grounds with surface-loaded zinc particles;

[0044] S2, aspartic acid, glycine, alanine, serine, valine, and lysine are mixed in a mass ratio of 1:1:1:1:1:1 to form a composite amino acid, 40 g of the composite amino acid is weighed and dissolved in 500 mL of pure water, stirred and filtered to remove insoluble components, to obtain a composite amino acid solution;

[0045] S3, reacting the coffee grounds with zinc particles on the surface in S1 with sodium hydroxide, so that the zinc nanoclusters loaded on the surface of the coffee grounds react with sodium hydroxide to form zinc hydroxide, and then adding the coffee grounds with zinc particles on the surface treated with sodium hydroxide to the composite amino acid solution obtained in S2, the molar ratio of composite amino acid: zinc ion = 2:1 for reaction, heating to 80°C in a water bath for reaction, while continuously adding 0.15 mol of sodium hydroxide solution for reaction for 8.0 hours, filtering to remove unreacted insoluble substances, and then adding acetone solution for treatment, draining and drying at 60°C to obtain surface modified coffee grounds.

[0046] Preparation Example 2

[0047] The difference between Preparation Example 2 and Preparation Example 1 is that before step S1, the 500-mesh coffee grounds are activated at a temperature of 275° C. for 2 h to obtain activated 500-mesh coffee grounds powder.

[0048] Preparation Example 3

[0049] The difference between Preparation Example 3 and Preparation Example 1 is that: S2, aspartic acid, serine, and lysine are mixed in a mass ratio of 1:1:1 to form a composite amino acid, 20-40g of the composite amino acid is weighed and dissolved in 100-1000mL of pure water, stirred and filtered to remove insoluble components, and a composite amino acid solution is obtained.

[0050] Example

[0051] The invention discloses an anti-acne skin care makeup remover cream for oily acne-prone skin, which is mainly prepared from the following raw materials in parts by weight: 3-4 parts of a skin conditioner, 75-80 parts of a moisturizer, 12-14 parts of an emulsifier, 5-6 parts of a thickener, and 0.15-0.25 parts of an antioxidant.

[0052] The antioxidant is tocopheryl acetate. The thickener is synthetic wax.

[0053] The skin conditioner includes a first skin conditioner, a second skin conditioner, a third skin conditioner, a fourth skin conditioner, and a fifth skin conditioner. The mass ratio of the first skin conditioner, the second skin conditioner, the third skin conditioner, the fourth skin conditioner, and the fifth skin conditioner is (18-24):(4-6):(4-6):1:1.

[0054] The primary skin conditioning agent is argania spinosa kernel oil.

[0055] The second skin conditioning agent is stearyl glycyrrhetinate.

[0056] The third skin conditioning agent is composed of butylene glycol, salvia miltiorrhiza root extract, clove bud extract, scutellaria baicalensis root extract, angelica root extract, licorice root extract, and Centella asiatica extract.

[0057] The mass ratio of butylene glycol, salvia miltiorrhiza root extract, clove bud extract, scutellaria baicalensis root extract, angelica root extract, liquorice root extract, and Centella asiatica extract in the third skin conditioner is 84:8:3:2:1.4:0.8:0.8.

[0058] The fourth skin conditioning agent is bisabolol.

[0059] The fifth skin conditioning agent is Centella asiatica extract.

[0060] The emollients include a first emollient, a second emollient, a third emollient, a fourth emollient, a fifth emollient, and a sixth emollient. The mass ratio of the first emollient, the second emollient, the third emollient, the fourth emollient, the fifth emollient, and the sixth emollient is (44-48): (24-28): (4-5): (1-2): (1-2): (0.4-0.8).

[0061] The first emollient is cetyl ethylhexanoate.

[0062] The second emollient is composed of grape seed oil, sunflower seed oil and wild soybean oil, and the grape seed oil, sunflower seed oil and wild soybean oil are composed in a mass ratio of 40:30:30.

[0063] The third emollient is composed of avocado butter, palm oil, jojoba seed oil, tocopherol, and blueberry fruit extract. The avocado butter, palm oil, jojoba seed oil, tocopherol, and blueberry fruit extract are composed in a mass ratio of 43.75:45:5.5:0.25:5.5.

[0064] The fourth emollient is cultivated black cumin seed oil.

[0065] The fifth emollient is squalane.

[0066] The sixth emollient is jojoba seed oil.

[0067] The emulsifier includes a first emulsifier, a second emulsifier, and a third emulsifier, and the mass ratio of the first emulsifier, the second emulsifier, and the third emulsifier is (8-12): 1: 1. The first emulsifier is PEG-20 glyceryl triisostearate, the second emulsifier is polyglyceryl-10 dioleate, and the third emulsifier is composed of jojoba esters, sunflower seed wax, green wattle flower wax, polyglycerol-3 and tocopherol. The mass ratio of jojoba esters, sunflower seed wax, green wattle flower wax, polyglycerol-3 and tocopherol is 62:32:2.98:3:0.02.

[0068] Additionally, 3-6 parts of surface modified coffee grounds of 300-500 mesh are included.

[0069] The preparation method of surface modified coffee grounds is as follows:

[0070] S1, 100 g of 300-500 mesh coffee grounds, 30-40 g of zinc nitrate, and 300-400 mL of ethylene glycol are mixed in a 500 ml three-necked flask, and ultrasonically stirred until uniformly dispersed, and then heated to 140-155° C. in an oil bath, and the heating rate is controlled at 4-6° C. / min, and kept at 140-155° C. for 20-30 min to cool to room temperature, centrifuged, cleaned, and naturally dried to obtain coffee grounds with surface-loaded zinc particles;

[0071] S2, aspartic acid, glycine, alanine, serine, valine, and lysine are mixed in a mass ratio of 1:1:1:1:1:1 to form a composite amino acid, 20-40 g of the composite amino acid is weighed and dissolved in 100-1000 mL of pure water, stirred and filtered to remove insoluble components, to obtain a composite amino acid solution;

[0072] S3, reacting the coffee grounds with zinc particles on the surface in S1 with sodium hydroxide, so that the zinc nanoclusters loaded on the surface of the coffee grounds react with sodium hydroxide to form zinc hydroxide, and then adding the coffee grounds with zinc particles on the surface treated with sodium hydroxide to the composite amino acid solution obtained in S2, with the molar ratio of composite amino acid: zinc ion = 2:1 for reaction, heating in a water bath to 80-85°C for reaction, while continuously adding 0.1-0.3 mol of sodium hydroxide solution for reaction for 6-8h, filtering to remove unreacted insoluble substances, and then treating with acetone solution, draining and drying at 60-65°C to obtain surface modified coffee grounds.

[0073] For details, refer to the surface-modified coffee grounds obtained in Preparation Examples 1-3.

[0074] A preparation method of an anti-acne skin care and makeup remover cream based on oily acne skin, comprising the following steps:

[0075] Step 1: put the first emollient, the second emollient, the third emollient, the fourth emollient, the fifth emollient, the first emulsifier, the thickener, the first skin conditioner, the second emulsifier, and the sixth emollient into a pot, start stirring and heating, the stirring speed is 500-600rpm, and the temperature is heated to 85±5°C. After the materials are completely melted, add the raw material components of the second skin conditioner, the fourth skin conditioner, and the antioxidant, and stir until the materials are completely dissolved;

[0076] Step 2: Place the third emulsifier, the third skin conditioner, and the fifth skin conditioner separately in a clean stainless steel barrel, heat to 80°C ± 5°C, stir until evenly melted, then slowly add into the pot, stir for 10-20 minutes until completely dispersed;

[0077] Step three, vacuum degassing the material in the pot. The standard is that there are no bubbles on the surface of the material. Confirm that the vacuum degassing is completed, take samples and send them to quality control for inspection. Filter the material when it comes out of the pot, with a filter screen of 80-100 mesh.

[0078] Examples 1-4

[0079] The present application discloses an anti-acne skin care makeup remover cream for oily acne skin, the formula of which is shown in Table 1:

[0080] Table 1 is a formula table of the acne-removing skin care and makeup removal cream in Examples 1-4

[0081]

[0082]

[0083] A method for preparing an anti-acne skin care and makeup remover cream based on oily acne skin comprises the following steps:

[0084] Step 1: put the first emollient, the second emollient, the third emollient, the fourth emollient, the fifth emollient, the first emulsifier, the thickener, the first skin conditioner, the second emulsifier, and the sixth emollient into a pot, start stirring and heating, the stirring speed is 500 rpm, and the temperature is heated to 85° C. After the materials are completely melted, add the raw material components of the second skin conditioner, the fourth skin conditioner, and the antioxidant, and stir until the materials are completely dissolved;

[0085] Step 2: Place the third emulsifier, the third skin conditioner, and the fifth skin conditioner separately in a clean stainless steel barrel, heat to 80°C, stir until evenly melted, then slowly add them into the pot and stir for 15 minutes until completely dispersed;

[0086] Step three, vacuum degassing the material in the pot, the standard is that there are no bubbles on the surface of the material, confirm that the vacuum degassing is completed, take samples and send them to quality control for inspection, filter the material when it is out of the pot, filter the filter screen with 80-100 mesh, and get the finished product.

[0087] Embodiment 5-9

[0088] The differences between Examples 5-9 and Example 1 are shown in Table 2 below:

[0089] Table 2 is the formula of the acne-removing skin care makeup remover cream in Examples 5-9

[0090]

[0091]

[0092]

[0093] Examples 10-12

[0094] The differences between Examples 10-12 and Example 1 are shown in Table 3 below:

[0095] Table 3 is a formula table of the acne-removing skin care and makeup removal cream in Examples 10-12

[0096]

[0097]

[0098] Comparative Example

[0099] The difference between Comparative Examples 1-4 and Example 1 is shown in Table 4 below:

[0100] Table 4 is the formula of the acne-removing skin care makeup remover cream of comparative examples 1-4

[0101]

[0102]

[0103] Comparative Example 5 is Dior Secret Makeup Remover Gel.

[0104] Performance testing

[0105] Detection method / test method

[0106] Test evaluation method:

[0107] There are 10 test volunteers, with the following requirements: aged between 16 and 65 years old; no serious systemic diseases, immunodeficiency or autoimmune diseases; no active allergic diseases; no history of severe allergies to skin care cosmetics; no use of hormone drugs and immunosuppressants in the past month; no participation in other clinical trials; use of the test substances in accordance with regulations and complete information; all volunteers should fill out an informed consent form before testing.

[0108] Test object: the anti-acne skin care and makeup remover creams in Examples 1-12 and Comparative Examples 1-5.

[0109] Test method: put the acne skin care makeup remover creams in Examples 1-12 and Comparative Examples 1-5 into plastic barrels of the same size and label them A1, A2, A3, A4, B1, B2, B3, B4, B5, C1, C2, C3, D1, D2, D3, D4, E in random order and let the testers use them. The test time is 12. Use one product every day, once in the morning and once in the evening, and evaluate its makeup removal and cleaning performance, mild (sensitive) performance, acne removal performance and skin care performance.

[0110] The evaluation results are divided into 4 levels: level 1 is poor, level 2 is average, level 3 is better, and level 4 is good.

[0111] Data analysis

[0112] Table 5 is a table of test parameters of the makeup removal performance of the acne-removing skin care makeup removal cream in Examples 1-12 and Comparative Examples 1-4

[0113]

[0114]

[0115] Table 6 is a table of comprehensive performance test parameters of the anti-acne skin care and makeup remover cream in Examples 1-12 and Comparative Examples 1-4

[0116] Comprehensive makeup removal performance Gentle performance Acne-removing properties Skin care properties Example 1 3.804 3.72 3.58 3.82 Example 2 3.764 3.58 3.55 3.76 Example 3 3.772 3.63 3.46 3.72 Example 4 3.618 3.55 3.42 3.68 Example 5 3.712 3.68 3.54 3.61 Example 6 3.716 3.70 3.45 3.54 Example 7 3.766 3.73 3.42 3.49 Example 8 3.774 3.69 3.42 3.45 Example 9 3.804 3.70 3.45 3.51 Example 10 3.802 3.65 3.60 3.85 Embodiment 11 3.826 3.68 3.63 3.87 Example 12 3.744 3.61 3.55 3.84 Comparative Example 1 3.410 3.65 3.55 3.78 Comparative Example 2 2.896 3.58 3.57 3.75 Comparative Example 3 3.574 3.55 2.85 2.91 Comparative Example 4 3.592 3.61 2.92 2.83 Comparative Example 5 3.782 3.70 3.42 3.75

[0117] Combining Examples 1-12 and Comparative Examples 1-5 and Tables 5-6, it can be seen that by comparing Example 1 with Comparative Examples 1-2, the composite emulsifier composed of three types of emulsifiers used in the present application can improve the overall makeup removal and cleaning performance and mildness, and reduce irritation to the skin.

[0118] Combining Examples 1-12 and Comparative Examples 1-5 and Tables 5-6, it can be seen that by comparing Example 1 with Comparative Example 3, the skin conditioner obtained by compounding the five skin conditioners used in the present application can improve the acne removal performance and skin care performance of the present application, and has a positive effect on the makeup removal performance, reducing irritation to the skin.

[0119] Combining Examples 1-12 and Comparative Examples 1-5 and Tables 5-6, it can be seen that by comparing Example 1 with Comparative Example 4, the emollient obtained by compounding the six emollients used in the present application can improve the acne removal performance and skin care performance of the present application, and has a positive effect on the makeup removal performance, reducing irritation to the skin.

[0120] Combining Examples 1-12 and Comparative Examples 1-5 and Tables 5-6, it can be seen that by comparing Example 1 with Comparative Example 5, the anti-acne skin care makeup remover cream prepared in the present application is comparable to the best-selling Dior Secret deodorant cleansing gel. In terms of performance, the present application has a market competitive advantage.

[0121] From Examples 1-12 and Comparative Examples 1-5 and Tables 5-6, it can be seen that the comparison between Example 1 and Example 2-4 shows that the mass ratios of the first emollient, the second emollient, the third emollient, the fourth emollient, the fifth emollient and the sixth emollient are (44-48):(24-28):(4-5):(1-2):(1-2):(0.4-0.8). The prepared anti-acne skin care and makeup remover cream has good soothing and skin repairing effects, and anti-acne skin care effects, and is suitable for sensitive skin and oily acne skin.

[0122] In combination with Examples 1-12 and Comparative Examples 1-5 and in combination with Tables 5-6, it can be seen that the comparison between Example 1 and Example 5-9 shows that the mass ratio of the first skin conditioner, the second skin conditioner, the third skin conditioner, the fourth skin conditioner, and the fifth skin conditioner is (18-24):(4-6):(4-6):1:1. The prepared acne-removing skin care makeup remover cream has a good effect of soothing and repairing the skin, and an acne-removing skin care effect, and is suitable for sensitive skin and oily acne-prone skin.

[0123] Combining Examples 1-12 and Comparative Examples 1-5 and Tables 5-6, it can be seen that the comparison between Example 1 and Examples 10-12 shows that the surface-modified coffee grounds added in the present application can improve the acne removal effect and skin care performance of the present application, and has little irritation to the skin and is gentle in makeup removal and cleansing.

[0124] In summary, the present application is suitable for sensitive skin and oily acne-prone skin, and can gently remove makeup while also soothing and repairing the skin, that is, it has a good gentle makeup removal effect while also having the effect of removing acne and skin care.

[0125] This specific embodiment is merely an explanation of the present application and is not a limitation of the present application. After reading this specification, those skilled in the art may make modifications to the present embodiment without any creative contribution as needed, but such modifications are protected by the patent law as long as they are within the scope of the claims of the present application.

Claims

1. An anti-acne skin care makeup remover cream for oily acne skin. Features : It is mainly prepared from the following raw materials in parts by weight: 3-4 parts of skin conditioner, 75-80 parts of emollient, 12-14 parts of emulsifier, 5-6 parts of thickener, 0.15-0.25 parts of antioxidant; the antioxidant is tocopherol acetate; the thickener is synthetic wax; The skin conditioning agent comprises a first skin conditioning agent, a second skin conditioning agent, a third skin conditioning agent, a fourth skin conditioning agent and a fifth skin conditioning agent, wherein the first skin conditioning agent is argania spinosa kernel oil; the second skin conditioning agent is stearyl glycyrrhizinate; the third skin conditioning agent is composed of butylene glycol, salvia miltiorrhiza root extract, clove bud extract, scutellaria baicalensis root extract, angelica root extract, liquorice root extract and Centella asiatica extract; the fourth skin conditioning agent is bisabolol; the fifth skin conditioning agent is Centella asiatica extract; the mass ratio of the first skin conditioning agent, the second skin conditioning agent, the third skin conditioning agent, the fourth skin conditioning agent and the fifth skin conditioning agent is (18-24): (4-6): (4-6): 1:1; The emollient comprises a first emollient, a second emollient, a third emollient, a fourth emollient, a fifth emollient and a sixth emollient, wherein the first emollient is cetyl ethylhexanoate; the second emollient is composed of grape seed oil, sunflower seed oil and soybean oil; the third emollient is composed of avocado tree fat, palm oil, jojoba seed oil, tocopherol and blueberry fruit extract; the fourth emollient is cultivated black cumin seed oil; the fifth emollient is squalane; the sixth emollient is jojoba seed oil; the mass ratio of the first emollient, the second emollient, the third emollient, the fourth emollient, the fifth emollient and the sixth emollient is (44-48): (24-28): (4-5): (1-2): (1-2): (0.4-0.8); The emulsifier comprises a first emulsifier, a second emulsifier and a third emulsifier in a mass ratio of (8-12):1:1, wherein the first emulsifier is PEG-20 glyceryl triisostearate, and the second emulsifier is polyglyceryl-10 dioleate; the third emulsifier is composed of jojoba esters, sunflower seed wax, vitex flower wax, polyglycerol-3 and tocopherol; the mass ratio of jojoba esters, sunflower seed wax, vitex flower wax, polyglycerol-3 and tocopherol in the third emulsifier is 62:32:2.98:3:0.02; A preparation method of an anti-acne skin care and makeup remover cream based on oily acne skin, comprising the following steps: Step 1: put the first emollient, the second emollient, the third emollient, the fourth emollient, the fifth emollient, the first emulsifier, the thickener, the first skin conditioner, the second emulsifier, and the sixth emollient into a pot, start stirring and heating, the stirring speed is 500-600rpm, and the temperature is heated to 85±5°C. After the materials are completely melted, add the raw material components of the second skin conditioner, the fourth skin conditioner, and the antioxidant, and stir until the materials are completely dissolved; Step 2: Place the third emulsifier, the third skin conditioner, and the fifth skin conditioner separately in a clean stainless steel barrel, heat to 80°C ± 5°C, stir until evenly melted, then slowly add into the pot, stir for 10-20 minutes until completely dispersed; Step three, vacuum degassing the material in the pot. The standard is that there are no bubbles on the surface of the material. Confirm that the vacuum degassing is completed, take samples and send them to quality control for inspection. Filter the material when it comes out of the pot, with a filter screen of 80-100 mesh.

2. The acne-removing skin care and makeup removal cream for oily acne-prone skin according to claim 1, Features :The mass ratio of butylene glycol, salvia miltiorrhiza root extract, clove bud extract, scutellaria baicalensis root extract, angelica root extract, licorice root extract, and Centella asiatica extract in the third skin conditioner is 84:8:3:2:1.4:0.8:0.

8.

3. The acne-removing skin care and makeup removal cream for oily acne-prone skin according to claim 1, Features : The grape seed oil, sunflower seed oil and wild soybean oil in the second emollient are composed in a mass ratio of 40:30:30; the avocado tree butter, palm oil, jojoba seed oil, tocopherol and blueberry fruit extract in the third emollient are composed in a mass ratio of 43.75:45:5.5:0.25:5.

5.

4. The acne-removing skin care and makeup removal cream for oily acne-prone skin according to claim 1, Features : Also includes 3-6 parts of 300-500 mesh surface-modified coffee grounds, the preparation method of the surface-modified coffee grounds is as follows: S1, 100g of 300-500 mesh coffee grounds, 30-40g of zinc nitrate, and 300-400mL of ethylene glycol are mixed into 500ml In a three-necked flask, ultrasonic stirring is used until the dispersion is uniform, and then an oil bath is heated to 140-155°C, the heating rate is controlled at 4-6°C / min, and the temperature is maintained at 140-155°C for 20-30min to cool to room temperature, centrifuged, cleaned, and dried naturally to obtain coffee grounds with surface-loaded zinc particles; S2, aspartic acid, glycine, alanine, serine, valine, and lysine are mixed in a mass ratio of 1:1:1:1:1:1 to form a composite amino acid, 20-40g of the composite amino acid is weighed and dissolved in 100-1000mL of pure water, stirred and filtered to remove insoluble components, and a composite amino acid solution is obtained; S3, the coffee grounds with surface-loaded zinc particles in S1 are reacted with sodium hydroxide, so that the zinc nanoclusters loaded on the surface of the coffee grounds react with sodium hydroxide to form zinc hydroxide, and then the coffee grounds with surface-loaded zinc particles treated with sodium hydroxide are added to the composite amino acid solution obtained in S2, and the molar ratio of composite amino acid: zinc ion = 2:1 The reaction was carried out by heating the mixture in a water bath to 80-85°C, while continuously adding 0.1-0.3 mol of sodium hydroxide solution for 6-8 h, filtering to remove unreacted insoluble matter, then treating with acetone solution, draining and drying at 60-65°C to obtain surface-modified coffee grounds.

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