CN113546023A - Repair liquid for whitening and removing freckles and preparation method - Google Patents
Repair liquid for whitening and removing freckles and preparation method Download PDFInfo
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Abstract
The application provides a repair liquid for whitening and removing freckles and a preparation method thereof, and the raw materials for preparing the repair liquid comprise: 1.3-1.6% of sodium ascorbyl phosphate, 0.1-0.3% of tocopherol, 1.0-1.5% of alpha-arbutin, 0.1-0.5% of dipotassium glycyrrhizinate, 17.8-18.5% of 1, 2-propylene glycol, 24.0-26.3% of glycerol, 0.01-0.08% of sodium hyaluronate, 0.01-0.08% of caprylic/capric triglyceride, 0.3-0.9% of phenyl silicone oil, 0.1-0.7% of squalane, 4.5-5.3% of aloe barbadensis extract, 0.03-0.09% of ethylhexyl glycerol, 14.2-15.6% of ethanol and the balance of deionized water. The application takes alpha-arbutin and sodium ascorbyl phosphate as main components of the freckle removing agent, and the tocopherol and dipotassium glycyrrhizinate are matched to play a role in whitening and removing freckles and help to immediately brighten skin; the repairing agent is selected from plant-derived components, has strong skin-friendly property and is easy to absorb. Through a proper processing process, the raw material components can be well dissolved into a whole, and the prepared repair liquid for whitening and removing freckles is soft, smooth and fine, so that the transdermal absorption capacity of the freckle-removing active substance is improved, and the repair liquid can reach deep skin, thereby enhancing the whitening and freckle-removing effects.
Description
Technical Field
The application relates to the field of fine chemical engineering, in particular to a repair liquid for whitening and removing freckles and a preparation method thereof.
Background
The increase of pigment in skin causes spots on skin with different colors from the surrounding, which are called as color spots, including freckles, sunburn, dark spots, chloasma, senile plaques and the like, and belong to pigmentation disorder dermatosis. Ultraviolet radiation, unstable sleep time, computer radiation, hormone secretion disorder, cosmetics abuse, improper use of cosmetics, environmental pollution and the like can cause abnormal pigmentation on the surface of skin to form color spots. The color spots not only seriously affect the beauty of people, but also cause the self-disfigurement of people and influence the confidence of people, and is a skin disease which seriously affects the physical and mental health of people.
At present, whitening and freckle removing products in the market are full of scales and various in types, but few products can achieve the effects of radical treatment and prevention. Therefore, research on safe and effective whitening and freckle removing products is always a subject of major attention in the beauty and make-up industry.
Disclosure of Invention
The technical scheme adopted by the application is as follows:
the repair liquid for whitening and removing freckles comprises the following components in percentage by mass: 1.3-1.6% of sodium ascorbyl phosphate, 0.1-0.3% of tocopherol, 1.0-1.5% of alpha-arbutin, 0.1-0.5% of dipotassium glycyrrhizinate, humectant, emollient, repairing agent, preservative and astringent antibacterial agent.
Further, the repairing liquid for whitening and removing freckles comprises the following components in percentage by mass: 17.8-18.5% of 1, 2-propylene glycol, 24.0-26.3% of glycerin and 0.01-0.08% of sodium hyaluronate.
Further, the skin-whitening and freckle-removing repair liquid comprises the following components in percentage by mass: 0.01-0.08% of caprylic/capric triglyceride and 0.3-0.9% of phenyl silicone oil.
Further, the repairing liquid for whitening and removing freckles comprises the following components in percentage by mass: 0.1-0.7% of squalane and 4.5-5.3% of aloe barbadensis extract.
Further, the repair liquid for whitening and removing freckles also comprises a preservative with the mass percentage of 0.03-0.09%, wherein the preservative is ethylhexyl glycerol.
Further, the repair liquid for whitening and removing freckles also comprises a convergence antibacterial agent with the mass percentage of 14.2-15.6%, wherein the convergence antibacterial agent is ethanol.
Further, the repair liquid for whitening and removing freckles comprises the following components in percentage by mass: 15% of ethanol, 18% of 1, 2-propylene glycol, 25% of glycerol, 0.05% of caprylic/capric triglyceride, 0.5% of phenyl silicone oil, 0.5% of squalane, 0.05% of ethylhexyl glycerol, 1.5% of sodium ascorbyl phosphate, 5% of aloe barbadensis extract, 0.2% of tocopherol, 1.2% of alpha-arbutin, 0.05% of sodium hyaluronate, 0.2% of dipotassium glycyrrhizinate and the balance of deionized water.
Further, the repair liquid for whitening and removing freckles comprises the following components in percentage by mass: 14.7% of ethanol, 18.3% of 1, 2-propylene glycol, 24.5% of glycerol, 0.03% of caprylic/capric triglyceride, 0.7% of phenyl silicone oil, 0.4% of squalane, 0.06% of ethylhexyl glycerol, 1.5% of sodium ascorbyl phosphate, 4.8% of aloe barbadensis extract, 0.2% of tocopherol, 1.3% of alpha-arbutin, 0.05% of sodium hyaluronate, 0.3% of dipotassium glycyrrhizinate and the balance of deionized water.
Further, a preparation method of the repair liquid for whitening and removing freckles comprises the following steps:
(1) preparing raw materials in corresponding parts by weight according to a formula proportion for later use;
(2) sequentially adding ethanol, 1, 2-propylene glycol, glycerol and sodium hyaluronate into deionized water, and homogenizing at the speed of 1200r/min for 5 minutes;
(3) adding squalane, caprylic/capric triglyceride and phenyl silicone oil into the mixture obtained in the step (2), heating to 80-85 ℃, homogenizing at the speed of 900-1200 r/min for 3 minutes, and then carrying out vacuum heat preservation and stirring for 15 minutes;
(4) and (3) after the mixture in the step (3) is cooled to 42-45 ℃, sequentially adding aloe vera extract, ethylhexyl glycerol, sodium ascorbyl phosphate, tocopherol, alpha-arbutin and dipotassium glycyrrhizinate, homogenizing for 1 minute at the speed of 1000-1500 r/min, vacuumizing, slowly stirring and defoaming to obtain the repair liquid for whitening and removing freckles.
The beneficial effect of this application lies in:
the application takes the spot-removing active substances arbutin and sodium ascorbyl phosphate as main components of the spot-removing agent, and the tocopherol and dipotassium glycyrrhizinate are matched to play the effects of whitening and removing spots and help to immediately brighten skin; the repairing agent is selected from plant-derived components, has strong skin-friendly property, and is fresh and easy to absorb. Through a proper processing process, all raw material components can be well dissolved into a whole, the prepared repair liquid for whitening and removing freckles is soft and fine, the transdermal absorption capacity of the freckle-removing active substances is improved, and the repair liquid can reach deep skin, so that the whitening and freckle-removing effects are enhanced.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Example 1
The repair liquid for whitening and removing freckles comprises the following components in percentage by weight:
whitening and freckle removing agent: 1.5 percent of sodium ascorbyl phosphate, 0.2 percent of tocopherol, 1.2 percent of alpha-arbutin and 0.2 percent of dipotassium glycyrrhizinate;
astringent antimicrobial agent: 15% of ethanol;
humectant: 18% of 1, 2-propylene glycol, 25% of glycerol and 0.05% of sodium hyaluronate;
and (3) an emollient: 0.05% of caprylic/capric triglyceride and 0.5% of phenyl silicone oil;
repairing agent: squalane 0.5%, aloe barbadensis extract 5%;
preservative agent: 0.05% of ethylhexyl glycerol;
solvent: 32.75 percent of deionized water.
The preparation method comprises the following steps:
(1) preparing raw materials in corresponding parts by weight according to a formula proportion for later use;
(2) sequentially adding ethanol, 1, 2-propylene glycol, glycerol and sodium hyaluronate into deionized water, and homogenizing at the speed of 1200r/min for 5 minutes;
(3) adding squalane, caprylic/capric triglyceride and phenyl silicone oil into the mixture obtained in the step (2), heating to 80-85 ℃, homogenizing at the speed of 900-1200 r/min for 3 minutes, and then carrying out vacuum heat preservation and stirring for 15 minutes;
(4) and (3) after the mixture in the step (3) is cooled to 42-45 ℃, sequentially adding aloe vera extract, ethylhexyl glycerol, sodium ascorbyl phosphate, tocopherol, alpha-arbutin and dipotassium glycyrrhizinate, homogenizing for 1 minute at the speed of 1000-1500 r/min, vacuumizing, slowly stirring and defoaming to obtain the repair liquid for whitening and removing freckles.
Example 2
The repair liquid for whitening and removing freckles comprises the following components in percentage by weight:
whitening and freckle removing agent: 1.5 percent of sodium ascorbyl phosphate, 0.2 percent of tocopherol, 1.3 percent of alpha-arbutin and 0.3 percent of dipotassium glycyrrhizinate;
astringent antimicrobial agent: 14.7 percent of ethanol;
humectant: 18.3 percent of 1, 2-propylene glycol, 24.5 percent of glycerin and 0.05 percent of sodium hyaluronate;
and (3) an emollient: 0.03 percent of caprylic/capric triglyceride and 0.7 percent of phenyl silicone oil;
repairing agent: squalane 0.4%, aloe barbadensis extract 4.8%;
preservative agent: 0.06% of ethylhexyl glycerol;
solvent: 33.16% of deionized water.
The preparation method comprises the following steps:
(1) preparing raw materials in corresponding parts by weight according to a formula proportion for later use;
(2) sequentially adding ethanol, 1, 2-propylene glycol, glycerol and sodium hyaluronate into deionized water, and homogenizing at the speed of 1200r/min for 5 minutes;
(3) adding squalane, caprylic/capric triglyceride and phenyl silicone oil into the mixture obtained in the step (2), heating to 80-85 ℃, homogenizing at the speed of 900-1200 r/min for 3 minutes, and then carrying out vacuum heat preservation and stirring for 15 minutes;
(4) and (3) after the mixture in the step (3) is cooled to 42-45 ℃, sequentially adding aloe vera extract, ethylhexyl glycerol, sodium ascorbyl phosphate, tocopherol, alpha-arbutin and dipotassium glycyrrhizinate, homogenizing for 1 minute at the speed of 1000-1500 r/min, vacuumizing, slowly stirring and defoaming to obtain the repair liquid for whitening and removing freckles.
Examples of the experiments
1. The repairing liquid is subjected to sensory and physicochemical index tests
The appearance evaluation method comprises the following steps: taking a proper amount of sample, and carrying out visual observation at room temperature under the condition of direct sunlight.
The pH value test method comprises the following steps: the sample was diluted with deionized water to 10% by mass by the dilution method, and the test was performed with a pH meter.
The heat resistance index test method comprises the following steps: appropriate amounts of the samples were poured into 2 tubes, respectively, to a level of about 80mm and plugged with a clean stopper. Placing one test tube to be tested in a constant temperature incubator pre-adjusted to 40 ℃, taking out after 24h, returning to room temperature, and comparing with a sample of another test tube by visual inspection to determine whether layering or obvious character difference exists.
The cold resistance index test method comprises the following steps: appropriate amounts of the samples were poured into 2 tubes, respectively, to a level of about 80mm and plugged with a clean stopper. Placing one test tube to be tested in a refrigerator which is pre-adjusted to-8 ℃, taking out after 24h, returning to room temperature, and comparing with a sample of another test tube by visual inspection to determine whether layering or obvious character difference exists.
The centrifugal test method comprises the following steps: the tubes were filled with product at about 2/3 height and filled and stoppered. Then placing into an electric heating constant temperature incubator pre-adjusted to 38 ℃, keeping for 1h, immediately transferring into a centrifuge, adjusting the centrifuge to 2000r/min, centrifuging for 30min, taking out and observing whether layering occurs.
The sensory index and the physicochemical index test results of the freckle removing repair liquid prepared in the embodiments 1-2 of the application are shown in table 1:
TABLE 1 summary of test results
The sensory and physicochemical indexes of the repair liquid for whitening and removing the spots meet the requirements of national standard GB/T29665-2013 of skin care emulsion in China.
2. Trial evaluation of the freckle removing effect of the repair liquid
Selecting 180 volunteers with skin problems with color spots, wherein 63 freckles, 75 sunburn and 42 senile plaques are randomly divided into three groups, each group comprises 60 people, and the first group and the second group of the volunteers are respectively coated with the products of the embodiment 1 and the embodiment 2; and the third group is coated with a product of a comparative example (a commercial product: Venoni whitening and freckle removing cream) by the same method.
The using method comprises the following steps: the product can be applied on whole face once every day in the morning and evening, and is used continuously for one month. The freckle-removing effect and the stimulation condition of three groups of test subjects are recorded, and the results are shown in table 2:
TABLE 2 speckle-removing effect statistics table
| Group of | Obvious fading of color spots | No obvious fade/person | No desalination effect/human |
| First group | 51 | 7 | 2 |
| Second group | 48 | 9 | 3 |
| Third group | 35 | 16 | 9 |
The results show that in 60 people in total, 51 people feedback the color spots to be obviously lightened, 7 people feedback the color spots to be effectively but not obviously lightened, and 2 people feedback the color spots to be not lightened, so that the effective spot removing rate reaches 96.7 percent.
By using the second group of the repair liquid prepared in the example 2, in 60 people in total, the color spots fed back by 48 people are obviously faded, the color spots fed back by 9 people are faded but not obvious, and in addition, the color spots fed back by 3 people have no fading effect, and the effective spot-removing rate reaches 95.0%.
By using the third group of the comparative example (a commercial product: Viloney whitening and freckle removing cream), in 60 people in total, 15 people feedback the color spots to be obviously faded, 20 people feedback the color spots to be faded but not obvious, and other 115 people feedback the color spots not to be faded, so that the freckle removing effective rate reaches 85.0%.
The spot-removing active substance arbutin and sodium ascorbyl phosphate are compatible to be used as main components of the spot-removing agent, and are matched with tocopherol and dipotassium glycyrrhizinate, so that the spot-removing and whitening effects are achieved, and the skin color is immediately lightened; the repairing agent is selected from plant-derived components, has strong skin-friendly property, and is fresh and easy to absorb. After trial, most of testers think that the repair liquid for whitening and removing freckles has the effect of fading freckles, and meanwhile, the composition is mild and non-irritating.
The above description is only for the purpose of illustrating the preferred embodiments of the present application and is not to be construed as limiting the present application, and all equivalent variations and modifications within the scope of the present application are intended to be covered by the present application. Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. A repair liquid for whitening and removing freckles is characterized in that: the repair liquid for whitening and removing freckles comprises the following components in percentage by mass: 1.3-1.6% of sodium ascorbyl phosphate, 0.1-0.3% of tocopherol, 1.0-1.5% of alpha-arbutin, 0.1-0.5% of dipotassium glycyrrhizinate, humectant, emollient, repairing agent, preservative and astringent antibacterial agent.
2. The repair liquid for whitening and removing freckles as claimed in claim 1, wherein: the humectant comprises the following components in percentage by mass: 17.8-18.5% of 1, 2-propylene glycol, 24.0-26.3% of glycerin and 0.01-0.08% of sodium hyaluronate.
3. The repair liquid for whitening and removing freckles as claimed in claim 2, wherein: the emollient comprises the following components in percentage by mass: 0.01-0.08% of caprylic/capric triglyceride and 0.3-0.9% of phenyl silicone oil.
4. The repair liquid for whitening and removing freckles as claimed in claim 3, wherein: the repairing agent comprises the following components in percentage by mass: 0.1-0.7% of squalane and 4.5-5.3% of aloe barbadensis extract.
5. The repair liquid for whitening and removing freckles as claimed in claim 4, wherein: the preservative is 0.03-0.09% by mass, and the preservative is ethylhexyl glycerol.
6. The repair liquid for whitening and removing freckles as claimed in claim 5, wherein: the antibacterial agent also comprises an astringent antibacterial agent with the mass percentage of 14.2-15.6%, wherein the astringent antibacterial agent is ethanol.
7. The repair liquid for whitening and removing freckles as claimed in claim 6, wherein: the composition comprises the following components in percentage by mass: 15% of ethanol, 18% of 1, 2-propylene glycol, 25% of glycerol, 0.05% of caprylic/capric triglyceride, 0.5% of phenyl silicone oil, 0.5% of squalane, 0.05% of ethylhexyl glycerol, 1.5% of sodium ascorbyl phosphate, 5% of aloe barbadensis extract, 0.2% of tocopherol, 1.2% of alpha-arbutin, 0.05% of sodium hyaluronate, 0.2% of dipotassium glycyrrhizinate and the balance of deionized water.
8. The repair liquid for whitening and removing freckles as claimed in claim 6, wherein: the composition comprises the following components in percentage by mass: 14.7% of ethanol, 18.3% of 1, 2-propylene glycol, 24.5% of glycerol, 0.03% of caprylic/capric triglyceride, 0.7% of phenyl silicone oil, 0.4% of squalane, 0.06% of ethylhexyl glycerol, 1.5% of sodium ascorbyl phosphate, 4.8% of aloe barbadensis extract, 0.2% of tocopherol, 1.3% of alpha-arbutin, 0.05% of sodium hyaluronate, 0.3% of dipotassium glycyrrhizinate and the balance of deionized water.
9. The preparation method of the repair liquid for whitening and removing freckles according to claim 7 or 8, characterized by comprising the following steps:
(1) preparing raw materials in corresponding parts by weight according to a formula proportion for later use;
(2) sequentially adding ethanol, 1, 2-propylene glycol, glycerol and sodium hyaluronate into deionized water, and homogenizing at the speed of 1200r/min for 5 minutes;
(3) adding squalane, caprylic/capric triglyceride and phenyl silicone oil into the mixture obtained in the step (2), heating to 80-85 ℃, homogenizing at the speed of 900-1200 r/min for 3 minutes, and then carrying out vacuum heat preservation and stirring for 15 minutes;
(4) and (3) after the mixture in the step (3) is cooled to 42-45 ℃, sequentially adding aloe vera extract, ethylhexyl glycerol, sodium ascorbyl phosphate, tocopherol, alpha-arbutin and dipotassium glycyrrhizinate, homogenizing for 1 minute at the speed of 1000-1500 r/min, vacuumizing, slowly stirring and defoaming to obtain the repair liquid for whitening and removing freckles.
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