阅读说明：本技术 一种含茄叶子醇提物的护肤产品及其制备方法 (Skin care product containing alcohol extract of eggplant leaves and preparation method thereof ) 是由 卢海莎 晏晨 张志强 洪开文 李明松 于 2021-08-30 设计创作，主要内容包括：本发明公开了一种含茄叶子醇提物的护肤产品及其制备方法,所述护肤产品包括有茄叶子醇提物、纯净水、羧甲基纤维素钠和硬脂酸钠,其中所述茄叶子醇提物、纯净水、羧甲基纤维素钠、硬脂酸钠按1:4000～6000:100～300:1的质量比组成。采用本发明所述方法制备的护肤产品,采用叶子醇提物作为原料,利用叶子醇提物中的绿原酸及隐绿原酸,从而使制备所得的护肤产品中,含有相应绿原酸及隐绿原酸,由于绿原酸及隐绿原酸具有抗菌及消炎作用,可用于皮肤有轻微炎症的患者使用,并且其制备工艺操作简单,可适用于工业化生产,并为制作优质的护肤产品奠定了技术基础。(The invention discloses a skin care product containing an alcohol extract of solanum lyratum leaves and a preparation method thereof, wherein the skin care product comprises the alcohol extract of solanum lyratum leaves, purified water, sodium carboxymethylcellulose and sodium stearate, wherein the alcohol extract of solanum lyratum leaves, the purified water, the sodium carboxymethylcellulose and the sodium stearate are prepared according to the mass ratio of 1: 4000-6000: 100-300: 1. The skin care product prepared by the method adopts the leaf alcohol extract as a raw material, and utilizes the chlorogenic acid and the cryptochlorogenic acid in the leaf alcohol extract, so that the prepared skin care product contains the corresponding chlorogenic acid and the cryptochlorogenic acid, and the chlorogenic acid and the cryptochlorogenic acid have antibacterial and anti-inflammatory effects, so that the skin care product can be used for patients with slight skin inflammation, and the preparation process is simple to operate, is suitable for industrial production, and lays a technical foundation for preparing high-quality skin care products.)

1. A skin care product containing alcohol extract of eggplant leaves is characterized in that: the skin care product comprises an alcohol extract of eggplant leaves, purified water, sodium carboxymethylcellulose and sodium stearate, wherein the alcohol extract of eggplant leaves, the purified water, the sodium carboxymethylcellulose and the sodium stearate are mixed according to a mass ratio of 1: 4000-6000: 100-300: 1.

2. The skin care product containing the alcohol extract of solanum melongena leaves as claimed in claim 1, wherein: the skin care product is further added with a proper amount of essential oil, wherein the solanum lyratum leaf alcohol extract, the purified water, the sodium carboxymethylcellulose and the sodium stearate are composed according to the mass ratio of 1:5000:200:1, the essential oil is commercially available essential oil with fragrance, and the addition amount of the essential oil is selected according to different strong and light fragrance.

3. A method of making a skin care product according to claim 1 or 2, wherein: the preparation method comprises the steps of dissolving, mixing, stirring and filtering the prepared eggplant leaf alcohol extract, purified water, sodium carboxymethylcellulose and sodium stearate or added essential oil, and finally filling according to a conventional method to prepare the bottled skin care product.

4. The production method according to claim 3, characterized in that: the preparation method comprises the steps of first-step dissolution, second-step dissolution, mixing, third-step dissolution, filtering, pH value measurement and filling, and the specific operation method comprises the following steps:

(1) the first dissolving step comprises the following operation steps: weighing 50% of purified water according to the proportion, pouring the alcohol extract of the eggplant leaves and the purified water into the same container, fully stirring clockwise by using an electric stirrer at the speed of 200 revolutions per minute until the alcohol extract of the eggplant leaves is dissolved, and passing through a filter screen of 100 meshes to obtain filtrate for later use;

(2) the second dissolving operation comprises the following steps: weighing the remaining 50% of purified water and sodium carboxymethylcellulose in proportion, heating the purified water to 50 ℃, pouring the weighed sodium carboxymethylcellulose into the purified water, fully stirring clockwise by using an electric stirrer at the speed of 200 revolutions per minute until the sodium carboxymethylcellulose is dissolved, and passing through a 35-mesh filter screen to obtain a filtrate for later use;

(3) the operation steps of the mixing are as follows: pouring the solutions prepared in the step (1) and the step (2) into the same container, and firstly stirring clockwise for 5 minutes at the speed of 200 revolutions per minute by using an electric stirrer, and then continuously stirring counterclockwise for 5 minutes;

(4) the third dissolving step comprises the following operation steps: fully stirring the solution prepared in the step (3) clockwise by using an electric stirrer at the speed of 200 revolutions per minute, adding a specified amount of sodium stearate while stirring, stirring until the sodium stearate is dissolved, simultaneously adding a proper amount of essential oil according to needs during stirring, and uniformly stirring to obtain a mixed solution;

(5) the filtering operation steps are as follows: enabling the mixed solution prepared in the step (4) to pass through a 35-mesh filter screen, and reserving filtrate to obtain a semi-finished product;

(6) the operation steps for measuring the pH value are as follows: putting the semi-finished product prepared in the step (5) into a pH meter, and measuring the pH value of the semi-finished product, wherein the pH value of the semi-finished product is required to be 7-8;

(7) the filling operation steps are as follows: selecting different ball bottles or press bottle type bottled packaging containers according to use and storage requirements, and filling the semi-finished product obtained in the step (6) into corresponding packaging containers in an aseptic environment according to a conventional method to obtain the skin care product.

5. The method of claim 4, wherein: the solanum leaf alcohol extract is prepared by the following steps:

(1) picking leaves of the mauve longeggplant planted in Anghun of Guizhou, wherein the picked leaves are the mauve longeggplant with the growth period of 5-6 half months, cleaning the picked leaves, drying the cleaned leaves in the air, and then crushing the leaves into coarse powder; (2) mixing the coarse powder treated in the step (1) with ethanol according to the mass ratio of 1:10, soaking for 0.5 hour, then carrying out ultrasonic extraction for 1 hour, and filtering to obtain an extracting solution;

(3) centrifuging the extracting solution obtained in the step (2) for 5 minutes in a centrifugal machine with 8000 revolutions per minute, and taking supernatant;

(4) concentrating the supernatant obtained in the step (3) into paste by adopting a low-temperature concentration mode, and then refrigerating at the temperature of 2-8 ℃ to obtain the eggplant leaf alcohol extract.

Technical Field

The invention relates to the technical field of skin care products, in particular to a skin care product containing an alcohol extract of eggplant leaves and a preparation method thereof.

Background

Eggplant belongs to a large amount of agricultural products planted in China, and the original plant eggplant (with the scientific name of Solanum melongena L.) is a Solanum plant in the solanaceae. The leaf extracting solution is extracted by taking the leaves of the eggplant as the raw material, and then the prepared leaf extracting solution is used as the raw material for preparing a skin care product, so that the resources can be effectively utilized, and the economic value of the eggplant is increased.

Chlorogenic acid (Chlorogenic acid), a depside generated from Caffeic acid (Caffeic acid) and quinic acid (quincic, 1-hydroxyhexahydro gallic acid), is a phenylpropanoid compound generated by plants through the shikimic acid pathway during aerobic respiration. The hemihydrate of this compound is needle crystals (water). And 110 ℃ to become an anhydrous compound. The solubility in water at 25 ℃ is 4%, and the solubility in hot water is higher. Is easily dissolved in ethanol and acetone, and is very slightly dissolved in ethyl acetate. Chlorogenic acid has antibacterial, antiviral, leukocyte increasing, liver protecting, gallbladder function promoting, antitumor, blood pressure lowering, blood lipid reducing, free radical scavenging, and central nervous system exciting effects. Cryptochlorogenic acid (Cryptochlorogenic acid), also known as 4-caffeoylquinic acid, belongs to phenylpropanoid compounds, and has the effects of resisting platelet aggregation, resisting bacteria and diminishing inflammation. The skin is an important component for maintaining the life and health of human bodies, is the first barrier of the body, is directly contacted with the outside, is easily damaged by the influence of environmental factors, selects plant raw materials with antibacterial and anti-inflammatory effects, is used for preparing skin care products, and can be used for patients with slight skin inflammation.

Since eggplants belong to massive planted agricultural products in China, the eggplants are divided into three varieties in botany, namely round, long and short eggplants, the color of each variety is white, red, purple and the like, at present, fruits are mainly eaten as vegetables, and roots, stems and leaves of the fruits are discarded as agricultural wastes, so that the fruits are not effectively utilized. The eggplant leaf extract contains higher chlorogenic acid, cryptochlorogenic acid and other components, so that the eggplant leaves have certain medicinal value and health care effect, but no relevant report is found on the application of the eggplant leaf extract in cosmetics at present, and in order to reasonably utilize the eggplant leaves, a skin care product containing the eggplant leaf extract is developed, so that the resource utilization rate can be improved, the waste is changed into the valuable, and the economic value of the eggplant can be effectively improved.

Disclosure of Invention

The invention aims to solve the technical problems in the background art, and aims to reasonably utilize eggplant leaves and change waste into valuable, so that a skin care product containing eggplant extract is provided, the utilization rate of resources can be improved, the economic value of eggplants can be effectively improved, and particularly the skin care product containing the eggplant leaf alcohol extract and the preparation method thereof are provided.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a skin care product containing an alcohol extract of solanum lyratum leaves comprises the alcohol extract of the solanum lyratum leaves, purified water, sodium carboxymethylcellulose and sodium stearate, wherein the alcohol extract of the solanum lyratum leaves, the purified water, the sodium carboxymethylcellulose and the sodium stearate are mixed according to a mass ratio of 1: 4000-6000: 100-300: 1.

Further, the skin care product containing the alcohol extract of the eggplant leaves is further added with a proper amount of essential oil, wherein the alcohol extract of the eggplant leaves, purified water, sodium carboxymethylcellulose and sodium stearate are composed according to the mass ratio of 1:5000:200:1, the essential oil is commercially available essential oil with fragrance, and the addition amount of the essential oil is selected according to different strong and light fragrances.

The invention also discloses a preparation method of the skin care product, which comprises the steps of dissolving, mixing, stirring and filtering the prepared eggplant leaf alcohol extract, purified water, sodium carboxymethylcellulose and sodium stearate or added essential oil, finally filling according to a conventional method, and preparing the bottled skin care product.

Further, the preparation method comprises the steps of first dissolving, second dissolving, mixing, third dissolving, filtering, pH value measuring and filling, and the specific operation method comprises the following steps:

(1) the first dissolving step comprises the following operation steps: weighing 50% of purified water according to the proportion, pouring the alcohol extract of the eggplant leaves and the purified water into the same container, fully stirring clockwise by using an electric stirrer at the speed of 200 revolutions per minute until the alcohol extract of the eggplant leaves is dissolved, and passing through a filter screen of 100 meshes to obtain filtrate for later use;

(2) the second dissolving operation comprises the following steps: weighing the remaining 50% of purified water and sodium carboxymethylcellulose in proportion, heating the purified water to 50 ℃, pouring the weighed sodium carboxymethylcellulose into the purified water, fully stirring clockwise by using an electric stirrer at the speed of 200 revolutions per minute until the sodium carboxymethylcellulose is dissolved, and passing through a 35-mesh filter screen to obtain a filtrate for later use;

(3) the operation steps of the mixing are as follows: pouring the solutions prepared in the step (1) and the step (2) into the same container, and firstly stirring clockwise for 5 minutes at the speed of 200 revolutions per minute by using an electric stirrer, and then continuously stirring counterclockwise for 5 minutes;

(4) the third dissolving step comprises the following operation steps: fully stirring the solution prepared in the step (3) clockwise by using an electric stirrer at the speed of 200 revolutions per minute, adding a specified amount of sodium stearate while stirring, stirring until the sodium stearate is dissolved, simultaneously adding a proper amount of essential oil according to needs during stirring, and uniformly stirring to obtain a mixed solution;

(5) the filtering operation steps are as follows: enabling the mixed solution prepared in the step (4) to pass through a 35-mesh filter screen, and reserving filtrate to obtain a semi-finished product;

(6) the operation steps for measuring the pH value are as follows: putting the semi-finished product prepared in the step (5) into a pH meter, and measuring the pH value of the semi-finished product, wherein the pH value of the semi-finished product is required to be 7-8;

(7) the filling operation steps are as follows: selecting different ball bottles or press bottle type bottled packaging containers according to use and storage requirements, and filling the semi-finished product obtained in the step (6) into corresponding packaging containers in an aseptic environment according to a conventional method to obtain the skin care product.

Further, the preparation method of the invention comprises the following steps:

(1) picking leaves of the mauve longeggplant planted in Anghun of Guizhou, wherein the picked leaves are the mauve longeggplant with the growth period of 5-6 half months, cleaning the picked leaves, drying the cleaned leaves in the air, and then crushing the leaves into coarse powder; (2) mixing the coarse powder treated in the step (1) with ethanol according to the mass ratio of 1:10, soaking for 0.5 hour, then carrying out ultrasonic extraction for 1 hour, and filtering to obtain an extracting solution;

(3) centrifuging the extracting solution obtained in the step (2) for 5 minutes in a centrifugal machine with 8000 revolutions per minute, and taking supernatant;

(4) concentrating the supernatant obtained in the step (3) into paste by adopting a low-temperature concentration mode, and then refrigerating at the temperature of 2-8 ℃ to obtain the eggplant leaf alcohol extract.

Compared with the prior art, the skin care product containing the alcohol extract of the eggplant leaves and the preparation method thereof have the beneficial effects that:

1. the invention adopts eggplant leaves as raw materials to prepare the leaf extract, so that the skin care product contains a certain content of chlorogenic acid and cryptochlorogenic acid, has the effects of resisting bacteria and diminishing inflammation and can be used for patients with slight skin inflammation.

2. The raw materials adopted by the invention also comprise sodium carboxymethylcellulose and sodium stearate, so that the consistency and the moisturizing effect of the skin care product are improved, and the action time of the product is longer.

3. The essential oil can be flexibly selected according to market needs, and the prepared skin care product is added with the essential oil which adopts the commercially available essential oil with fragrance, so that the fragrance of the skin care product can be increased, and the market adaptability of the product can be increased.

4. Since the eggplants belong to massive planted agricultural products in China, leaves of original plants, namely eggplants, are mostly discarded by agricultural wastes at present, in order to reasonably utilize the leaves of the eggplants and change waste into valuable, the utilization rate of resources can be improved, and the economic value of the eggplants can be effectively improved.

5. In the whole processing technology, all the working procedures are integrated and mutually restrained, and the preparation technology has the characteristics of simplicity, feasibility, naturalness and safety by strictly controlling all the technological parameter systems, is suitable for industrial production and can lay a technical foundation for manufacturing high-quality skin care products.

Therefore, the skin care product and the preparation method thereof adopt the leaf alcohol extract as the raw material, and utilize the chlorogenic acid and the cryptochlorogenic acid in the leaf alcohol extract, so that the prepared skin care product contains the corresponding chlorogenic acid and the cryptochlorogenic acid, and the chlorogenic acid and the cryptochlorogenic acid have the antibacterial and anti-inflammatory effects, so that the skin care product can be used for patients with slight skin inflammation, and the preparation process is simple to operate, can be suitable for industrial production, and lays a technical foundation for preparing high-quality skin care products.

Detailed Description

To further illustrate the concepts of the present invention, the invention is further illustrated by the following specific examples, which are intended to be merely exemplary of and illustrative of the present invention and should not be construed as limiting the scope of the invention. All the technologies realized based on the content of the present invention are covered in the protection scope of the present invention. Unless otherwise indicated, the raw materials and reagents used in the following examples are all commercially available products or can be prepared by known methods.

Example 1:

a skin care product containing an alcohol extract of solanum lyratum leaves comprises the alcohol extract of the solanum lyratum leaves, purified water, sodium carboxymethylcellulose and sodium stearate, wherein the alcohol extract of the solanum lyratum leaves, the purified water, the sodium carboxymethylcellulose and the sodium stearate are mixed according to a mass ratio of 1:4000:100: 1. The purified water is water meeting the national standard of purified water, the sodium carboxymethyl cellulose is in a commercially available chemical purity grade, and the sodium carboxymethyl cellulose is white fibrous or granular powder with odorless, tasteless and hygroscopic effects. The sodium stearate is selected from a commercially available chemical pure grade, and is white oily powder in appearance, and has a greasy feeling and a fatty smell.

The preparation method of the skin care product comprises the steps of dissolving, mixing, stirring and filtering the prepared eggplant leaf alcohol extract, purified water, sodium carboxymethylcellulose and sodium stearate, finally filling according to a conventional method, and preparing the bottled skin care product. The method specifically comprises the steps of first-step dissolution, second-step dissolution, mixing, third-step dissolution, filtering, pH value measurement and filling, and the operation method comprises the following steps:

(1) the first dissolving step comprises the following operation steps: weighing 50% of purified water according to the proportion, pouring the alcohol extract of the eggplant leaves and the purified water into the same container, fully stirring clockwise by using an electric stirrer at the speed of 200 revolutions per minute until the alcohol extract of the eggplant leaves is dissolved, and passing through a filter screen of 100 meshes to obtain filtrate for later use;

(2) the second dissolving operation comprises the following steps: weighing the remaining 50% of purified water and sodium carboxymethylcellulose in proportion, heating the purified water to 50 ℃, pouring the weighed sodium carboxymethylcellulose into the purified water, fully stirring clockwise by using an electric stirrer at the speed of 200 revolutions per minute until the sodium carboxymethylcellulose is dissolved, and passing through a 35-mesh filter screen to obtain a filtrate for later use;

(3) the operation steps of the mixing are as follows: pouring the solutions prepared in the step (1) and the step (2) into the same container, and firstly stirring clockwise for 5 minutes at the speed of 200 revolutions per minute by using an electric stirrer, and then continuously stirring counterclockwise for 5 minutes;

(4) the third dissolving step comprises the following operation steps: fully stirring the solution prepared in the step (3) clockwise by using an electric stirrer at the speed of 200 revolutions per minute, adding a specified amount of sodium stearate while stirring, stirring until the sodium stearate is dissolved, and uniformly stirring to obtain a mixed solution;

(5) the filtering operation steps are as follows: enabling the mixed solution prepared in the step (4) to pass through a 35-mesh filter screen, and reserving filtrate to obtain a semi-finished product;

(6) the operation steps for measuring the pH value are as follows: putting the semi-finished product prepared in the step (5) into a pH meter, and measuring the pH value of the semi-finished product, wherein the pH value of the semi-finished product is required to be 7-8;

(7) the filling operation steps are as follows: selecting different ball bottles or press bottle type bottled packaging containers according to use and storage requirements, and filling the semi-finished product obtained in the step (6) into corresponding packaging containers in an aseptic environment according to a conventional method to obtain the skin care product.

The solanum leaf alcohol extract is prepared by the following steps:

(1) picking leaves of the mauve longeggplant planted in Anghun of Guizhou, wherein the picked leaves are the mauve longeggplant with the growth period of 5-6 half months, cleaning the picked leaves, drying the cleaned leaves in the air, and then crushing the leaves into coarse powder; (2) mixing the coarse powder treated in the step (1) with ethanol according to the mass ratio of 1:10, soaking for 0.5 hour, then carrying out ultrasonic extraction for 1 hour, and filtering to obtain an extracting solution;

(3) centrifuging the extracting solution obtained in the step (2) for 5 minutes in a centrifugal machine with 8000 revolutions per minute, and taking supernatant;

(4) concentrating the supernatant obtained in the step (3) into paste by adopting a low-temperature concentration mode, and then refrigerating at the temperature of 2-8 ℃ to obtain the eggplant leaf alcohol extract.

Example 2

A skin care product containing an alcohol extract of solanum lyratum leaves comprises the alcohol extract of the solanum lyratum leaves, purified water, sodium carboxymethylcellulose, sodium stearate and a proper amount of essential oil, wherein the alcohol extract of the solanum lyratum leaves, the purified water, the sodium carboxymethylcellulose and the sodium stearate are composed according to the mass ratio of 1:5000:200:1, the essential oil is commercially available rose essential oil with fragrance, 1ml of rose essential oil is selectively added according to market requirements, the skin care product has fragrance, the purified water is water meeting the national standard of purified water, the sodium carboxymethylcellulose is in a commercially available chemical pure grade, and the appearance of the sodium carboxymethylcellulose is white fibrous or granular powder and is odorless, tasteless and hygroscopic. The sodium stearate is selected from a commercially available chemical pure grade, and is white oily powder in appearance, and has a greasy feeling and a fatty smell.

The skin care product was prepared substantially as in example 1, except that 1ml of rose essential oil was added to the container with stirring during the third dissolution step.

Wherein the preparation method of the solanum leaf alcohol extract is the same as that of the embodiment 1.

Example 3

A skin care product containing an alcohol extract of solanum lyratum leaves comprises the alcohol extract of the solanum lyratum leaves, purified water, sodium carboxymethylcellulose, sodium stearate and a proper amount of essential oil, wherein the alcohol extract of the solanum lyratum leaves, the purified water, the sodium carboxymethylcellulose and the sodium stearate are composed according to a mass ratio of 1:6000:300:1, the essential oil is commercially available lavender essential oil with fragrance, 1ml of lavender essential oil is selectively added according to market requirements, the lavender essential oil is reflected that the skin care product has fragrance, the purified water is water meeting the national standard of purified water, the sodium carboxymethylcellulose is in a commercially available chemical pure grade, and the appearance of the sodium carboxymethylcellulose is white fibrous or granular powder and is odorless, tasteless and hygroscopic. The sodium stearate is selected from a commercially available chemical pure grade, and is white oily powder in appearance, and has a greasy feeling and a fatty smell.

The preparation method of the skin care product and the preparation method of the solanum leaf alcohol extract are the same as the example 2.

In order to show that the leaves of eggplant are extracted by ethanol, and the content of chlorogenic acid and cryptochlorogenic acid in the obtained alcohol extract is obtained by preparing corresponding extract by the method described in example 1 by using the roots and stems of eggplant as raw materials, carrying out a comparative experiment, wherein the roots and stems of eggplant are used in comparative example 1, the roots and stems of eggplant are used in comparative example 2 and are mixed according to a ratio of 1:1, the stems of eggplant are used in comparative example 3, the dosage of comparative examples 1 to 3 is the same as that of example 1 and is 100g, and finally, the content of chlorogenic acid and cryptochlorogenic acid in the extract prepared in example 1 and comparative examples 1 to 3 is determined by the following specific determination conditions:

item	Chlorogenic acid (%)	Cryptochlorogenic acid (%)	Total amount (%)
				Example 1	0.4863	0.1613	0.6479
Comparative example 1	0.0174	0.0042	0.0216
				Comparative example 2	0.0317	0.0068	0.0385
Comparative example 3	0.0425	0.0053	0.0478

By comparison, the content of chlorogenic acid and cryptochlorogenic acid obtained by extracting eggplant leaves serving as a raw material with ethanol is obviously higher than that of the eggplant roots and stems, the leaf alcohol extract serving as the raw material utilizes chlorogenic acid and cryptochlorogenic acid in the leaf alcohol extract, so that the prepared skin care product contains corresponding chlorogenic acid and cryptochlorogenic acid, and the chlorogenic acid and the cryptochlorogenic acid have antibacterial and anti-inflammatory effects, so that the skin care product can be used for patients with slight skin inflammation.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art, and any modifications, equivalents, improvements, etc. made by using the present invention should be included in the protection scope of the present invention.