CN116459196B - Preparation method of soft and mild facial cleanser with high starch content - Google Patents

Abstract

The invention relates to the technical field of daily chemical production, in particular to a preparation method of soft and mild facial cleanser with high starch content. The high-content corn starch is added into the facial cleanser prepared by the invention, which belongs to a green source, so that the facial cleanser has a thick, fine and smooth appearance, and a soft, comfortable and moist skin feel is provided for consumers; meanwhile, the surfactants of disodium lauryl sulfosuccinate, sodium lauroyl sarcosinate, myristic acid and stearic acid are ingeniously matched, so that the detergent has good detergency and mildness; the invention also discloses a preparation method of the soft and mild facial cleanser with high starch content, which solves the problems of coarse material, particles, thin return, defoaming and the like caused by the insufficient gelatinization and saponification of a large amount of starch, realizes smooth, thick and fine paste, and greatly improves the production efficiency.

Description

Preparation method of soft and mild facial cleanser with high starch content

Technical Field

The invention belongs to the technical field of daily chemical cosmetics, and particularly relates to soft and mild facial cleanser with high starch content.

Background

Along with the development of society, the face cleansing milk is derived from a single formulation in the past to meet customer demands, and at present consumers pay more attention to mildness, detergency, excessive degreasing, softness, skin feel, foam and the like when selecting the face cleansing milk, and in recent years, a plurality of face cleansing milks which are compounded mainly by using mild surfactants are produced to meet the demands of consumers, and part of face cleansing milk is added with starch to improve the skin feel and have uneven quality.

The mild cleansing cream system needs to meet the requirements at the same time, and the following defects need to be solved:

1. The powder surfactant is heated and dissolved to generate a large number of fine bubbles, after starch is added, the system is denser, the fine bubbles are more difficult to eliminate, the appearance fineness of the paste is affected, the filling net content is unstable, and the time is long.

2. The surfactant has slightly poorer foaming power and the foam is unstable and not durable.

3. The facial cleanser is diluted by filling and shearing or long-term standing, and is unstable.

4. When starch is used in a face cleaning milk system to improve skin feel, the starch is not gelatinized in place and coarse particles and thin return easily occur.

Disclosure of Invention

The invention aims to provide soft and mild facial cleanser with high starch content and a preparation method thereof, so as to solve the problems in the background technology.

The invention provides the following technical scheme for realizing the purposes of mild cleaning power, soft, smooth and exquisite skin feel and rich foam of the facial cleanser.

A soft and mild facial cleanser with high starch content comprises the following components in percentage by weight:

And (3) a component A: 15-20% of glycerol, 15-20% of corn starch, 0.05-0.12% of EDTA-2Na and the balance of deionized water.

And the component B comprises the following components: 15-20% of disodium lauryl sulfosuccinate, 0.2% of methylparaben and 0.1% of propylparaben.

And C, component: 1 to 3 percent of myristic acid, 1 to 3 percent of stearic acid and 9 percent of sodium lauroyl sarcosinate.

And D, a component: 3% of acrylic acid (ester) copolymer, 12% of deionized water and 1-3% of sodium chloride.

And E component: 0.5-1% of C12-C13 alcohol lactate, 0.5-1% of saffron allergy factor and 0.05-0.1% of essence.

A preparation method of soft and mild facial cleanser with high starch content solves the problems of coarse material body, particles, back dilution, defoaming requirement and the like, realizes smooth and fine paste and greatly improves production efficiency, and comprises the following steps:

S1, starting to cool after disinfection, controlling the temperature of the wall of an emulsifying pot to be 25-30 ℃, adding glycerin, deionized water, EDTA-2Na and corn starch in the component A into the emulsifying pot, starting to homogenize and invert, wherein the homogenizing speed is 10-30Hz, the stirring speed is 15-20Hz, the time is 10-15min, dispersing uniformly, starting to heat, the heating temperature is 85-90 ℃, intermittently starting to homogenize and forward rotate in the heating process, the speed is 15-35Hz, vacuumizing after reaching the temperature, maintaining the vacuum of the emulsifying pot to be-0.03-0.06 Mpa for heat preservation for 60-90min, starting to homogenize and forward rotate every 10min in the heat preservation process, and the homogenizing speed is 10-30Hz for 3min for 4-7 times in total;

S2: adding the component B, namely disodium lauryl sulfosuccinate, methylparaben and propylparaben into an emulsifying pot, starting stirring at a stirring speed of 15-20Hz, starting heating at a heating temperature of 83-87 ℃, starting homogenizing and rotating forwards while heating, and a homogenizing speed of 10-30Hz, wherein the stirring and homogenizing time is 5-10min;

s3: adding myristic acid, stearic acid and sodium lauroyl sarcosinate in the component C into a sterilized water pot, starting stirring at a stirring speed of 20-30Hz, and starting heating to 80-85 ℃ until the materials in the components are completely dissolved;

S4: adding the uniformly dispersed material in the previous step into an emulsifying pot from the dispersing pot, vacuumizing, controlling the vacuum degree to be-0.03 to-0.06 Mpa, starting stirring, wherein the stirring speed is 15-20Hz, starting homogenization, the homogenization speed is 20-40Hz, and the homogenization time is 5min;

S5: starting to cool to 70-75 ℃, uniformly mixing and dispersing deionized water and acrylic acid (ester) copolymer, uniformly dissolving deionized water and sodium chloride, adding into an emulsifying pot, vacuumizing, controlling the vacuum degree to be minus 0.03-minus 0.06Mpa, starting to stir at 15-20Hz, stirring time of 10min, starting to homogenize at 50Hz, and homogenizing time of 5min;

S6: starting cooling to 43-47 ℃, adding essence, C12-C13 alcohol lactate and saffron allergy factor into an emulsifying pot, vacuumizing, controlling the vacuum degree to be-0.03-0.06 Mpa, starting stirring at 15-25Hz, starting homogenizing at 50Hz, homogenizing for 5min, continuing stirring for 15min after homogenizing is stopped, starting cooling to 30-34 ℃;

S7: detecting performance, namely sampling and detecting the mixed materials, judging uniformity and brightness from appearance, coating the feeling fineness, performing physicochemical detection and stability test, and performing mass production after the materials are qualified;

S8: filtering and discharging, filtering the qualified materials, obtaining a semi-finished product after filtering, and then placing the semi-finished product in a standing room with the temperature controlled between 20 and 25 ℃ for standby.

Compared with the prior art, the invention has the beneficial effects that:

1. compared with the traditional facial cleanser, the facial cleanser has the advantages that the skin feel is not soft enough when the facial cleanser is used, the high-content corn starch and the green source thickener are added, the appearance and the skin feel of the facial cleanser are greatly improved, no defoaming is realized in the production process through a fine design production process, and meanwhile, the problems of unstable filling amount and unstable system caused by the fact that the foam is compact are solved;

2. Through reasonably matching the types and the dosage of the surfactant and the thickener, the effects of dense, rich and stable foam are achieved;

3. By reasonably matching the types and the dosage of the thickening agent, the effects of high viscosity, quick recovery and strong stability of the sheared paste are realized;

4. through fine production process design, the problem of coarsening and thinning of particles after gelatinization of high-content starch is solved.

Detailed Description

The invention provides a soft and mild facial cleanser with high starch content and a preparation method thereof, and the invention is further described in detail below for the purpose, the technical scheme and the effect of the invention to be clearer and more definite. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

Example 1

And (3) a component A: 15% of glycerol, 20% of corn starch, 0.1% of EDTA-2Na and the balance of deionized water

And the component B comprises the following components: 20% disodium lauryl sulfosuccinate, 0.2% methylparaben and 0.1% propylparaben;

and C, component: 2% myristic acid, 1.5% stearic acid, 9% sodium lauroyl sarcosinate;

and D, a component: 3% of acrylic acid (ester) copolymer, 12% of deionized water and 1% of sodium chloride;

and E component: 0.5% of C12-C13 alcohol lactate, 0.5% of saffron allergy factor and 0.1% of essence.

A preparation process of soft and mild facial cleanser with high starch content comprises the following steps:

S1, starting to cool after sterilization, controlling the temperature of the wall of an emulsifying pot to 25 ℃, adding glycerol, deionized water, EDTA-2Na and corn starch in the component A into the emulsifying pot, starting to homogenize and reverse, wherein the homogenizing speed is 10Hz, the stirring speed is 20Hz, the time is 10min, dispersing uniformly, starting to heat, the heating temperature is 87 ℃, intermittently starting to homogenize and forward, the speed is 30Hz in the heating process, vacuumizing after reaching the temperature, keeping the vacuum of the emulsifying pot at-0.03 to-0.06 Mpa for 90min, and starting to homogenize and forward for 7 times in every 10min in the heat preservation process;

S2: adding the component B, namely disodium lauryl sulfosuccinate, methylparaben and propylparaben into an emulsifying pot, starting stirring at a stirring speed of 20Hz, starting heating at a heating temperature of 85 ℃, starting homogenizing forward rotation while heating at a homogenizing speed of 20Hz, and stirring and homogenizing for 5min;

s3: adding myristic acid, stearic acid and sodium lauroyl sarcosinate in the component C into a sterilized water pot, starting stirring at a stirring speed of 20Hz, starting heating to 80 ℃ until the materials in the components are completely dissolved;

s4: adding the uniformly dispersed material in the previous step into an emulsifying pot from the dispersing pot, vacuumizing, controlling the vacuum degree to be-0.03 to-0.06 Mpa, starting stirring at the stirring speed of 20Hz, starting homogenization at the homogenizing speed of 20-40Hz, and homogenizing for 5min;

S5: starting to cool down to 70 ℃, and taking deionized water and acrylic acid (ester) copolymer according to a proportion of 3:1, uniformly mixing and dispersing, namely uniformly dissolving deionized water and sodium chloride, then adding the mixture into an emulsifying pot, vacuumizing, controlling the vacuum degree to be-0.03 to-0.06 Mpa, starting stirring at the stirring speed of 20Hz for 10min, starting homogenization at the stirring speed of 50Hz for 5min;

S6: starting cooling to 45 ℃, adding essence, C12-C13 alcohol lactate and saffron allergy factor into an emulsifying pot, vacuumizing, controlling the vacuum degree to be-0.03 to-0.06 Mpa, starting stirring, controlling the stirring speed to be 25Hz, starting homogenizing, controlling the homogenizing speed to be 50Hz, controlling the homogenizing time to be 5min, continuing stirring for 15min after homogenizing is stopped, starting cooling, continuing cooling to 34 ℃, stopping stirring, sampling, detecting to be qualified, discharging, and standing for standby at the temperature of 20-25 ℃.

Example two

The preparation process of the facial cleanser in the embodiment is the same as that of the embodiment 1, and the difference is that the proportions of the raw materials are slightly different, and the preparation process is as follows:

a soft and mild facial cleanser with high starch content comprises the following components in percentage by weight:

and (3) a component A: 15% of glycerol, 15% of corn starch, 0.1% of EDTA-2Na and the balance of deionized water

And the component B comprises the following components: 20% disodium lauryl sulfosuccinate, 0.2% methylparaben and 0.1% propylparaben;

and C, component: 1.5% myristic acid, 1.5% stearic acid, 9% sodium lauroyl sarcosinate;

And D, a component: 3% of acrylic acid (ester) copolymer, 12% of deionized water and 2% of sodium chloride;

and E component: 0.5% of C12-C13 alcohol lactate, 0.5% of saffron allergy factor and 0.1% of essence.

Comparative example 1: the difference from example 1 is that in this example 6% myristic acid, 3% stearic acid, 1.5% sodium chloride, 30% corn starch;

comparative example 2: the difference from example 1 is that in this example, myristic acid 2%, stearic acid 1%, sodium chloride 3%, corn starch 5%;

Comparative example 3: the difference from example 1 is that in this example, myristic acid 3%, stearic acid 3%, sodium chloride 2%, corn starch 10%;

comparative example 4: the same formula as in example 1 is different in that after the phase A is added into the main pot for dispersion, the phase B, C is sequentially and directly added into the main pot, the stirring speed is 20Hz, heating is started, the heating temperature is 87 ℃, defoaming is carried out according to the actual condition, and then the phase D, E is added after cooling;

comparative example 5: the same formulation as in example 1, except that in this example, after the phase A was added to the main pan and dispersed, heating was started to 87℃without maintaining the temperature, and the remaining material was added;

comparative example 6: the same formulation as in example 1, except that in this example B, C was added directly to the main pan after phase a incubation;

comparative example 7: the same formulation as in example 1, except that the semi-finished product in this example was placed in a room without temperature control;

performance test: the following performance tests were carried out on the relevant properties of the cleansing emulsions prepared in examples 1 to 2 and comparative examples 1 to 7, respectively:

1. Safety performance test: randomly selecting 100 subjects with ages of 20-35 years old, wherein 50 men and 50 women; randomly dividing the same into 5 groups of 10 people each; and are labeled as examples 1-2 and comparative examples 1-3, respectively; then subjects in different groups respectively use the facial cleanser prepared in the examples 1-2 and the comparative examples 1-3 which are matched with the subjects in the groups, the facial cleanser is used for 1 time in the morning and at the evening, the facial cleanser is continuously used for 30 days, and a small amount of water is mixed with the facial cleanser when in use, and the facial cleanser is lightly kneaded until the water is uniformly mixed and smeared on a designated area; the subjects were given a return visit after one month for their effect, and each group of subjects was subjected to skin feel testing using the respective group of facial cleansers, and the data obtained are recorded in table 1 below:

2. And (3) testing decontamination effect: 100 female subjects aged 20-35 years were selected, 50 of which were oily skin and 50 of which were dry skin, and the 100 subjects were randomly divided into 5 groups and labeled as examples 1-2 and comparative examples 1-3, respectively; each group of 20 people, 10 oily skin subjects and 10 dry skin subjects, had the forehead and both sides of the nose of each subject as the test area. Then, the 5 groups of subjects use the facial cleanser prepared in the examples 1-2 and the comparative examples 1-3 which are matched with the subjects in groups, the facial cleanser is used for 1 time in the morning and at the evening, the facial cleanser is continuously used for 30 days, and a small amount of water is mixed with the facial cleanser when in use, and the facial cleanser is lightly kneaded until the mixture is uniform and is smeared on a designated area. The skin grease content before and after the use of the facial cleanser is detected by using a tester, and the skin grease clearance { grease clearance = (skin grease content before use-skin grease content after use)/skin grease content before use x 100% } is calculated to evaluate the decontamination effect of the product; the data obtained are recorded and are all found in table 1:

3. And (3) testing water locking and moisturizing effects: 50 female subjects with 20-35 years old and dry skin are selected, randomly divided into 5 groups of 10 persons each, and marked as examples 1-2 and comparative examples 1-3 respectively; 50 subjects were conditioned for 30min at room temperature (23+ -1deg.C) and humidity (50+ -5)% prior to the test, and skin moisture was measured using a tester Corneometer CM 825. Then, the 5 groups of subjects were measured once by using the face washes prepared in examples 1 to 2 and comparative examples 1 to 3, respectively, 1h, 2h, and 3h, using a Corneometer CM825 test probe, and the average value was calculated, and the obtained test data were recorded in table 2:

4. Foam performance test: the foaming force and foam stability of the face washes of examples 1-2 and comparative examples 1-3 were tested by a Roche foam tester, the mass concentration of the test was 2% according to GB/17173, the average value was obtained 3 times, and the test data were recorded in Table 2:

5. And (3) testing the process effect: when the process methods of example 1 and comparative examples 4 to 7 were used for production, the corresponding production time and defoaming time were recorded, the corresponding cleansing milk was selected for appearance detection, the relative density detection and viscosity detection were respectively carried out using a density measuring cup and a viscometer NDJ-1S digital viscometer, the test method was used for testing samples according to GB/T13531.4, the average value was obtained 3 times, and the obtained test data were recorded in table 3:

table 1: safety performance, grease removal and skin feel effect test data of different groups of facial cleansers;

note that: allergic phenomena such as skin redness, erythema, pimple, itching, etc.

Table 2: water lock, moisturizing and foaming power and stability test data of different groups of facial cleanser:

table 3: different groups of test data of facial cleanser production time, defoaming time, appearance, viscosity and density:

As can be seen from comparison and analysis of the related data in tables 1 and 2, compared with the comparative example, the prepared facial cleanser is added with high-content corn starch and a green source thickener, so that a soft and comfortable good skin feel is provided, and the facial cleanser can effectively clean grease and dirt in the face and pores of a user.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims (1)

1. The preparation method of the soft and mild facial cleanser with high starch content is characterized by comprising the following components in percentage by weight:

and (3) a component A: 15-20% of glycerol, 15-20% of corn starch, 0.05-0.12% of EDTA-2Na and the balance of deionized water B: 15-20% of disodium lauryl sulfosuccinate, 0.2% of methylparaben and 0.1% of propylparaben;

And C, component: 1 to 3 percent of myristic acid, 1 to 3 percent of stearic acid and 9 percent of sodium lauroyl sarcosinate;

and D, a component: 3% of acrylic acid (ester) copolymer, 12% of deionized water and 1-3% of sodium chloride;

And E component: 0.5 to 1 percent of C12-C13 alcohol lactate, 0.5 to 1 percent of saffron allergy factor and 0.05 to 0.1 percent of essence;

the preparation method of the facial cleanser comprises the following steps:

S1, starting to cool after disinfection, controlling the temperature of the wall of an emulsifying pot to be 25-30 ℃, adding glycerin, deionized water, EDTA-2Na and corn starch in the component A into the emulsifying pot, starting to homogenize and invert, wherein the homogenizing speed is 10-30Hz, the stirring speed is 15-20Hz, the time is 10-15min, dispersing uniformly, starting to heat, the heating temperature is 85-90 ℃, intermittently starting to homogenize and forward rotate in the heating process, the speed is 15-35Hz, vacuumizing after reaching the temperature, maintaining the vacuum of the emulsifying pot to be-0.03-0.06 Mpa for heat preservation for 60-90min, starting to homogenize and forward rotate every 10min in the heat preservation process, and the homogenizing speed is 10-30Hz for 3min for 4-7 times in total;

S2: adding the component B, namely disodium lauryl sulfosuccinate, methylparaben and propylparaben into an emulsifying pot, starting stirring at a stirring speed of 15-20Hz, starting heating at a heating temperature of 83-87 ℃, starting homogenizing and rotating forwards while heating, and a homogenizing speed of 10-30Hz, wherein the stirring and homogenizing time is 5-10min;

s3: adding myristic acid, stearic acid and sodium lauroyl sarcosinate in the component C into a sterilized water pot, starting stirring at a stirring speed of 20-30Hz, and starting heating to 80-85 ℃ until the materials in the components are completely dissolved;

s4: adding the uniformly dispersed material from the dispersing pot into the emulsifying pot, vacuumizing, and controlling the vacuum degree to be the same

-0.03 To-0.06 Mpa, stirring is started, the stirring speed is 15-20Hz, homogenization is started, the homogenization speed is 20-40Hz, and the homogenization time is 5min;

S5: starting to cool to 70-75 ℃, uniformly mixing and dispersing deionized water and acrylic acid (ester) copolymer, uniformly dissolving deionized water and sodium chloride, adding into an emulsifying pot, vacuumizing, controlling the vacuum degree to be minus 0.03-minus 0.06Mpa, starting to stir at 15-20Hz, stirring time of 10min, starting to homogenize at 50Hz, and homogenizing time of 5min;

S6: starting cooling to 43-47 ℃, adding essence, C12-C13 alcohol lactate and saffron allergy factor into an emulsifying pot, vacuumizing, controlling the vacuum degree to be-0.03-0.06 Mpa, starting stirring at 15-25Hz, starting homogenizing at 50Hz, homogenizing for 5min, continuing stirring for 15min after homogenizing is stopped, starting cooling to 30-34 ℃;

S7: detecting performance, namely sampling and detecting the mixed materials, judging uniformity and brightness from appearance, coating the feeling fineness, performing physicochemical detection and stability test, and performing mass production after the materials are qualified;

S8: filtering and discharging, filtering the qualified materials, obtaining a semi-finished product after filtering, and then placing the semi-finished product in a standing room with the temperature controlled between 20 and 25 ℃ for standby.