CN114795990B

CN114795990B - Mild shampoo for controlling water-oil balance and preparation method thereof

Info

Publication number: CN114795990B
Application number: CN202210503375.4A
Authority: CN
Inventors: 彭洁
Original assignee: Guangzhou Qianyu Cosmetics Co ltd
Current assignee: Guangzhou Qianyu Cosmetics Co ltd
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2022-12-30
Anticipated expiration: 2042-05-10
Also published as: CN114795990A

Abstract

The invention relates to the field of shampoos, and particularly discloses a mild shampoo for controlling water-oil balance and a preparation method thereof. Mild shampoos to control water and oil balance include the following components: lauramidopropyl betaine; sodium laureth sulfate; cocoamide methyl MEA; cocoyl glutamate TEA salt; ethylhexyl palmitate; hydrogenated potato starch; hydrolyzing keratin; sodium hyaluronate; swertia japonica extract; mung bean sprout extract; a chelating agent; a conditioning agent; a humectant; a preservative; a pH adjusting agent; a fragrance; a solvent. The mild shampoo for controlling water and oil balance is prepared as follows: mixing the components uniformly at a specific temperature according to a specific sequence to obtain the mild shampoo capable of controlling water-oil balance. The shampoo has the advantages of strong and mild cleaning power, nourishing hair and being not easy to cause the hair to be too greasy; in addition, the preparation method of the invention also has the advantages of easy production and being beneficial to industrialization.

Description

Mild shampoo for controlling water-oil balance and preparation method thereof

Technical Field

The invention relates to the field of shampoos, in particular to a mild shampoo for controlling water-oil balance and a preparation method thereof.

Background

Shampoos, also known as shampoos, shampoos and shampoos, are the most widely used hair washing products, and are also one of the most commonly used hair cosmetics, and are mainly used for washing away oils and fats secreted from the human body, sweat stains, cells exfoliated from the scalp, foreign dusts, microorganisms, residues of styling products, and bad odors, etc., which are attached to the scalp and hair, thereby keeping the scalp and hair clean and the hair beautiful.

The most basic function of the shampoo is a cleaning function, the existing shampoo is usually realized by adding a surfactant, but the cleaning strength of the surfactant is generally stronger, so that the condition that the hair is dry and split after use is easily caused, if a hair moistening component is added into the shampoo, the cleaning effect is easily influenced, and even the condition that the scalp is oily may be caused.

In view of the above-mentioned related technologies, the inventors consider that it is very important to provide a mild shampoo that not only has a strong cleansing power, but also is advantageous for regulating the water-oil balance of the scalp.

Disclosure of Invention

In order to enable the shampoo to have the effects of cleaning power, mildness and regulating scalp water-oil balance, the application provides the mild shampoo for controlling the water-oil balance and the preparation method thereof.

In a first aspect, the application provides a mild shampoo for controlling water-oil balance, which adopts the following technical scheme:

a mild shampoo for controlling water and oil balance comprises the following components in percentage by mass:

17-23% of lauramidopropyl betaine;

5-8% of sodium laureth sulfate;

3-8% of cocamide methyl MEA;

2-5% of cocoyl glutamic acid TEA salt;

0.05 to 0.2 percent of ethylhexyl palmitate;

hydrogenated potato starch 2-5%;

0.05 to 0.2 percent of hydrolyzed keratin;

0.01 to 0.05 percent of sodium hyaluronate;

0.01-0.1% of swertia japonica extract;

0.03-0.1% of mung bean sprout extract;

0.1-0.2% of chelating agent;

0.2 to 0.8 percent of conditioner;

0.05 to 0.2 percent of humectant;

0.3 to 0.8 percent of preservative;

0.01 to 0.1 percent of pH regulator;

0.3 to 0.6 percent of aromatic;

the balance being solvent.

Through adopting lauramide propyl betaine, sodium laureth sulfate, cocamidomethyl MEA, cocoyl glutamic acid TEA salt and many surfactants of ethylhexyl palmitate to cooperate the complex, be favorable to improving the cleaning ability of shampoo better for the antidandruff effect of shampoo is better, and simultaneously, still make shampoo milder, be difficult to cause the damage to the hair when keeping the cleaning ability of shampoo more, make the hair be difficult to appear the condition that dry jag more.

By adding the hydrogenated potato starch, the hydrolyzed keratin and the sodium hyaluronate, the hair conditioner is beneficial to better nourishing the scalp and enabling the hair to be smoother.

Through the synergistic compounding of the swertia japonica extract and the mung bean sprout extract with the hydrogenated potato starch, the hydrolyzed keratin and the sodium hyaluronate, the water-oil balance of the scalp can be favorably adjusted, so that the scalp is not easy to become oily due to excessive nourishing, the shampoo is favorable for keeping stronger cleaning power and enabling the hair to be more refreshing and smooth, and the hair can be favorably maintained; in addition, the water-oil balance of the scalp is also beneficial to better strengthen the roots and fix the hair to a certain extent, so that the condition of alopecia is relieved, and the alopecia is further favorably reduced.

By adding the conditioner and the humectant, the nourishing effect of the shampoo can be better improved, and the hair can be better maintained; by adding chelating agent, antiseptic and pH regulator, the stability of shampoo can be improved, the storage time of shampoo can be prolonged, and the shampoo can exert effects more stably.

Preferably, the mild shampoo for controlling water-oil balance further comprises the following components in percentage by mass:

0.1 to 0.5 percent of menthol.

By adding the menthol, the scalp has a cool feeling after the shampoo is used, the use experience of the shampoo is favorably improved, the requirements of consumers are favorably met by the shampoo, and the market economic value of the shampoo is higher.

Preferably, the conditioner is prepared by mixing polyquaternium-10 and dipotassium glycyrrhizinate in a ratio of 4-6:1 in a mass ratio.

By adopting the synergistic compounding of the polyquaternium-10 and the dipotassium glycyrrhizinate in a specific ratio, the scalp can be better nourished, meanwhile, the scalp is not easy to become greasy due to excessive nourishing, the water-oil balance of the scalp can be better adjusted, and the hair can be better nourished and is more refreshing.

Preferably, the moisturizer comprises one or more of sodium pyrrolidone carboxylate, sodium lactate, arginine, aspartic acid, pyrrolidone carboxylic acid, glycine, alanine, serine, valine, proline, threonine, isoleucine, histidine, phenylalanine.

Preferably, the humectant consists of the following components in percentage by mass:

13-16% of sodium pyrrolidone carboxylate;

10-15% of sodium lactate;

5-10% of arginine;

4-7% of aspartic acid;

3-5% of pyrrolidone carboxylic acid;

1-3% of glycine;

1-3% of alanine;

serine 0.5-1.5%;

valine 0.2-1%;

proline 0.3-0.8%;

0.2-0.7% of threonine;

isoleucine 0.2-0.9%;

histidine 0.1-0.5%;

0.1-0.4% of phenylalanine;

the balance being water.

The moisturizing agent is prepared by compounding the substances in a specific ratio in a synergistic manner, so that the moisturizing agent is beneficial to better nourishing the scalp, the hair is less prone to frizzy conditions, and the hair is smoother.

Preferably, the chelating agent is disodium EDTA.

By adopting the EDTA disodium as the chelating agent, the stability of the surfactant can be better improved, so that the cleaning capability of the shampoo is not easily influenced, and meanwhile, the better foaming of the shampoo in use is facilitated, and the shampoo is not easily influenced by water quality.

Preferably, the pH regulator is malic acid.

The malic acid is adopted as the pH regulator, so that the pH value of the shampoo can be better regulated, the pH value of the shampoo is more suitable for the scalp, and the scalp is not easily damaged.

Preferably, the preservative is prepared by mixing phenoxyethanol and a preservative composition in a ratio of 8-10:1 in a mass ratio; the anticorrosive composition comprises the following components in percentage by mass:

1-3% of methyl chloroisothiazolinone;

0.1 to 0.6 percent of methylisothiazolinone;

10-15% of magnesium chloride;

10-13% of magnesium nitrate;

the balance being water.

The components in a specific proportion are cooperatively compounded to serve as the preservative, so that the preservative effect of the shampoo is favorably improved, the storage time of the shampoo is prolonged, the mildness of the shampoo is favorably maintained, and the scalp is not easily stimulated.

Preferably, the solvent consists of water and dipropylene glycol, wherein the percentage of dipropylene glycol in the mild shampoo for controlling water and oil balance is 2-5%.

By adopting the dipropylene glycol and the water as solvents, the components can be better and completely dissolved, so that the components can be better and mutually compounded to better play respective effects, and the cleaning and hair care effects of the shampoo are better.

In a second aspect, the application provides a preparation method of a mild shampoo for controlling water-oil balance, which adopts the following technical scheme:

a method for preparing mild shampoo for controlling water and oil balance comprises the following steps:

step 1, adding water, dipropylene glycol, EDTA disodium and polyquaternium-10 into an emulsifying pot, uniformly stirring and completely dispersing, then raising the temperature to 75-85 ℃ while stirring, and preserving the heat for 15-25min to completely dissolve the materials to form a premix;

step 2, adding lauramidopropyl betaine, sodium laureth sulfate, TEA (cocoyl glutamic acid) salt, hydrogenated potato starch and ethylhexyl palmitate into an oil phase dissolving pot, raising the temperature to 75-85 ℃, uniformly stirring, adding into an emulsifying pot, and uniformly stirring and mixing with the premix to form an intermediate mixture;

step 3, reducing the temperature of the intermediate mixture to 50-55 ℃, sequentially adding the cocamide methyl MEA, the phenoxyethanol, the aromatic and the humectant, stirring and mixing uniformly, and completely dissolving the materials;

step 4, continuously reducing the temperature to 40-45 ℃, sequentially adding the hydrolyzed keratin, the menthol, the malic acid, the dipotassium glycyrrhizinate, the sodium hyaluronate, the antiseptic composition, the swertia japonica extract and the mung bean sprout extract, and uniformly stirring and mixing to completely dissolve the materials;

and 5, continuously reducing the temperature to 30-35 ℃, discharging, and standing for 20-28h to obtain the mild shampoo for controlling water-oil balance.

By controlling the adding temperature and adding sequence of the components, the components are favorably and completely dissolved and are better cooperated with each other and play a role, so that the cleaning effect and the hair care effect of the shampoo and the effect of adjusting the water-oil balance of scalp are better. In addition, the preparation method only needs to control the temperature and the adding sequence, has simple conditions, is easy to produce and is beneficial to the industrialization of products.

In summary, the present application has the following beneficial effects:

1. by adopting the synergistic compounding of various surfactants of lauramidopropyl betaine, sodium laureth sulfate, cocoamidomethyl MEA, cocoyl glutamic acid TEA salt and ethylhexyl palmitate, the cleaning capability of the shampoo can be better improved, and the shampoo is milder.

2. By adding the hydrogenated potato starch, the hydrolyzed keratin and the sodium hyaluronate, the hair conditioner is beneficial to better nourishing the scalp and enabling the hair to be smoother.

3. Through the synergistic compounding of the swertia japonica extract and the mung bean sprout extract with the hydrogenated potato starch, the hydrolyzed keratin and the sodium hyaluronate, the water-oil balance of the scalp can be better adjusted, so that the scalp is not easy to become oily due to excessive nourishing, and the shampoo is favorable for keeping stronger cleaning power and enabling the hair to be more refreshing and smooth;

4. the synergistic compounding of the swertia japonica extract, the mung bean sprout extract, the hydrogenated potato starch, the hydrolyzed keratin and the sodium hyaluronate is beneficial to better regulating the water-oil balance of the scalp, so that the composition is beneficial to better strengthening the root and fixing hair to a certain extent, and is beneficial to better reducing alopecia.

5. The preparation method only needs to control the temperature and the adding sequence, has simple conditions, is easy to produce and is beneficial to the industrialization of products.

Detailed Description

The present application will be described in further detail with reference to examples and comparative examples.

In the following examples and comparative examples, all the materials used are commercially available.

Specifically, in the following examples and comparative examples, polyquaternium-10 with CAS number 68610-92-4 was used as polyquaternium-10.

Hydrogenated potato starch is available from Soken trade, inc., guangzhou.

Hydrolyzed keratin was purchased from international trade of kowsone (guangzhou) ltd.

The swertia japonica Makino extract is obtained by extracting swertia japonica Makino with CAS number 94167-11-0.

The mung bean sprout extract was purchased from Fufeng Sinuote Biotech Co.

Preparation example 1

The humectant consists of the following components in parts by mass:

130g of sodium pyrrolidone carboxylate; 100g of sodium lactate; 50g of arginine; aspartic acid 40g; pyrrolidone carboxylic acid 30g; 10g of glycine; 10g of alanine; 5g of serine; 2g of valine; 3g of proline; 2g of threonine; 2g of isoleucine; 1g of histidine; 1g of phenylalanine; 614g of water.

The preparation method of the humectant comprises the following steps: weighing the components according to the mass, sequentially adding the substances into a stirring kettle, raising the temperature to 55 ℃, uniformly stirring and mixing at a rotating speed of 120r/min to completely dissolve and uniformly disperse the materials, and reducing the temperature to room temperature to obtain the humectant.

Preparation example 2

A moisturizing agent, which is different from preparation example 1 in that:

the addition quality of each component is different, and the specific quality is as follows:

160g of sodium pyrrolidone carboxylate; 150g of sodium lactate; 100g of arginine; 70g of aspartic acid; 50g of pyrrolidone carboxylic acid; 30g of glycine; 30g of alanine; 15g of serine; 10g of valine; proline 8g; 7g of threonine; 9g of isoleucine; 5g of histidine; 4g of phenylalanine; 352g of water.

Preparation example 3

A moisturizing agent, which is different from preparation example 1 in that:

the addition quality of each component is different, and the specific addition quality is as follows:

150g of sodium pyrrolidone carboxylate; 120g of sodium lactate; 80g of arginine; 52g of aspartic acid; pyrrolidone carboxylic acid 42.7g; 12.8g of glycine; 12g of alanine; 8g of serine; valine 6.4g; 4g of proline; 4g of threonine; 4g of isoleucine; 1.6g of histidine; 1.6g of phenylalanine; 500.9g of water.

Preparation example 4

The anticorrosive composition comprises the following components in parts by mass:

10g of methylchloroisothiazolinone; 1g of methylisothiazolinone; 100g of magnesium chloride; 100g of magnesium nitrate; 789g of water.

The preparation method of the preservative composition comprises the following steps: weighing the components according to the mass, sequentially adding the substances into a stirring kettle, raising the temperature to 45 ℃, uniformly stirring and mixing at the rotating speed of 120r/min to completely dissolve and uniformly disperse the materials, and reducing the temperature to room temperature to obtain the anticorrosive composition.

Preparation example 5

A corrosion inhibiting composition which differs from preparation 4 in that:

30g of methylchloroisothiazolinone; 6g of methylisothiazolinone; 150g of magnesium chloride; 150g of magnesium nitrate; 664g of water.

Preparation example 6

A corrosion inhibiting composition which differs from preparation 4 in that:

11.5g of methylchloroisothiazolinone; 3.5g of methylisothiazolinone; 120g of magnesium chloride; 110g of magnesium nitrate; water 755g.

Example 1

The embodiment of the application discloses a mild shampoo for controlling water-oil balance, which consists of the following components in parts by mass:

17kg of lauramidopropyl betaine; 5kg of sodium laureth sulfate; 3kg of cocamide methyl MEA; 2kg of cocoyl glutamic acid TEA salt; 0.05kg of ethylhexyl palmitate; 2kg of hydrogenated potato starch; 0.05kg of hydrolyzed keratin; 0.01kg of sodium hyaluronate; 0.01kg of swertia japonica extract; 0.03kg of mung bean sprout extract; 0.1kg of chelating agent; 0.2kg of conditioner; 0.05kg of humectant; 0.3kg of preservative; 0.01kg of pH regulator; 0.3kg of aromatic; 69.89kg of solvent.

In this example, the chelating agent is disodium EDTA; the conditioner is polyquaternium-10; the humectant is the humectant prepared in preparation example 1; the preservative is prepared by mixing phenoxyethanol and a preservative composition in a weight ratio of 8:1, and the anticorrosive composition is the anticorrosive composition prepared in preparation example 4; the pH regulator is malic acid; the aromatic is essence for daily use; the solvent is water.

The embodiment of the application also discloses a preparation method of the mild shampoo for controlling water-oil balance, which comprises the following steps:

step 1, adding water, EDTA disodium and polyquaternium-10 into an emulsifying pot, stirring at the rotating speed of 600r/min, stirring uniformly and dispersing completely, continuing to stir while raising the temperature to 75 ℃, and preserving heat for 25min to completely dissolve the materials to form a premix.

Step 2, adding lauramidopropyl betaine, sodium laureth sulfate, TEA (cocoyl glutamate), hydrogenated potato starch and ethylhexyl palmitate into an oil phase dissolving pot, stirring at the rotating speed of 600r/min, raising the temperature to 75 ℃ while stirring, continuously stirring, mixing and dispersing uniformly, adding into an emulsifying pot, stirring and mixing with the premix, and dispersing uniformly to form an intermediate mixture.

And 3, reducing the temperature of the intermediate mixture to 50 ℃, stirring at the rotating speed of 120r/min, sequentially adding the cocamide methyl MEA, the phenoxyethanol, the aromatic and the humectant while stirring, and uniformly stirring, mixing and dispersing to completely dissolve the materials.

And 4, continuously reducing the temperature to 40 ℃, sequentially adding the hydrolyzed keratin, the malic acid, the sodium hyaluronate, the antiseptic composition, the swertia japonica extract and the mung bean sprout extract while stirring, mixing and dispersing uniformly to completely dissolve the materials.

And 5, continuously reducing the temperature to 30 ℃, discharging after sampling and analyzing are qualified, standing for 28h, sampling and testing, and obtaining the mild shampoo for controlling water-oil balance after the qualified sampling and analyzing are detected.

Example 2

The difference from example 1 is that:

23kg of lauramidopropyl betaine; 8kg of sodium laureth sulfate; 8kg of cocamide methyl MEA; 5kg of cocoyl glutamic acid TEA salt; 0.2kg of ethylhexyl palmitate; 5kg of hydrogenated potato starch; 0.2kg of hydrolyzed keratin; 0.05kg of sodium hyaluronate; 0.1kg of swertia japonica extract; 0.1kg of mung bean sprout extract; 0.2kg of chelating agent; 0.8kg of conditioning agent; 0.2kg of humectant; 0.8kg of preservative; 0.1kg of pH regulator; 0.6kg of aromatic; 47.65kg of solvent.

In this example, the humectant was the one prepared in preparation example 2; the preservative is prepared by mixing phenoxyethanol and a preservative composition in a weight ratio of 10:1, and the anticorrosive composition is the anticorrosive composition prepared in preparation example 5.

In the preparation method of the mild shampoo for controlling water-oil balance, the temperature is raised to 85 ℃ in the step 1, and the temperature is kept for 15min; raising the temperature to 85 ℃ in the step 2; reducing the temperature of the intermediate mixture to 55 ℃ in the step 3; reducing the temperature to 45 ℃ in the step 4; and 5, reducing the temperature to 35 ℃, discharging, and standing for 20 hours.

Example 3

The difference from example 1 is that:

20kg of lauramidopropyl betaine; 7kg of sodium laureth sulfate; 5kg of cocamide methyl MEA; 3kg of cocoyl glutamic acid TEA salt; 0.1kg of ethylhexyl palmitate; 3kg of hydrogenated potato starch; 0.1kg of hydrolyzed keratin; 0.01kg of sodium hyaluronate; 0.05kg of swertia japonica extract; 0.08kg of mung bean sprout extract; 0.15kg of chelating agent; 0.6kg of conditioner; 0.1kg of humectant; 0.55kg of preservative; 0.05kg of pH regulator; 0.5kg of aromatic; 59.71kg of solvent.

In this example, the humectant was the one prepared in preparation example 3; the preservative is prepared by mixing phenoxyethanol and a preservative composition in a weight ratio of 10:1, and the anticorrosive composition is the anticorrosive composition prepared in preparation example 6.

In the preparation method of the mild shampoo for controlling water-oil balance, the temperature in the step 1 is raised to 80 ℃, and the temperature is kept for 20min; raising the temperature to 80 ℃ in the step 2; reducing the temperature of the intermediate mixture to 55 ℃ in the step 3; reducing the temperature to 45 ℃ in the step 4; and 5, reducing the temperature to 35 ℃, discharging, and standing for 20 hours.

Example 4

The difference from example 3 is that: the conditioner is dipotassium glycyrrhizinate. And dipotassium glycyrrhizinate is added in step 4 before adding sodium hyaluronate and after adding malic acid.

Example 5

The difference from example 3 is that: the conditioner is a mixture of polyquaternium-10 and dipotassium glycyrrhizinate in a proportion of 4:1 by mass ratio. And dipotassium glycyrrhizinate is added in step 4 before adding sodium hyaluronate and after adding malic acid.

Example 6

The difference from example 3 is that: the conditioner is prepared by mixing polyquaternium-10 and dipotassium glycyrrhizinate in a ratio of 6:1 by mass ratio. And dipotassium glycyrrhizinate is added in step 4 before adding sodium hyaluronate and after adding malic acid.

Example 7

The difference from example 3 is that: the conditioner is a mixture of polyquaternium-10 and dipotassium glycyrrhizinate, wherein the weight ratio of the polyquaternium-10 to the dipotassium glycyrrhizinate is 3:1 by mass ratio. And dipotassium glycyrrhizinate is added in step 4 before adding sodium hyaluronate and after adding malic acid.

Example 8

The difference from example 3 is that: the conditioner is polyquaternium-10 and dipotassium glycyrrhizinate which are mixed according to the proportion of 7:1 by mass ratio. And dipotassium glycyrrhizinate is added in step 4 before adding sodium hyaluronate and after adding malic acid.

Example 9

The difference from example 3 is that:

the mild shampoo components to control water and oil balance also included 0.1kg menthol, and menthol was added in step 4, before the addition of malic acid and after the addition of hydrolysed keratin.

The conditioner is a mixture of polyquaternium-10 and dipotassium glycyrrhizinate in a ratio of 5:1 in a mass ratio. And dipotassium glycyrrhizinate is added in step 4 before adding sodium hyaluronate and after adding malic acid.

The solvent is water and dipropylene glycol; wherein the amount of water added is 57.61kg and the amount of dipropylene glycol added is 2kg. And dipropylene glycol was added in step 1 before the addition of disodium EDTA and after the addition of water.

Example 10

The difference from example 3 is that:

the mild shampoo components to control water and oil balance also included 0.5kg menthol, and menthol was added in step 4, before the addition of malic acid and after the addition of hydrolysed keratin.

The conditioner is a mixture of polyquaternium-10 and dipotassium glycyrrhizinate in a ratio of 5:1 by mass ratio. And dipotassium glycyrrhizinate is added in step 4 before adding sodium hyaluronate and after adding malic acid.

The solvent is water and dipropylene glycol; wherein, the adding amount of water is 54.21kg, and the adding amount of dipropylene glycol is 5kg. And dipropylene glycol was added in step 1 before the addition of disodium EDTA and after the addition of water.

Comparative example 1

The difference from example 3 is that: replacing cocoyl glutamate TEA salt and ethylhexyl palmitate with an equivalent amount of cocoamide methyl MEA; replacing hydrogenated potato starch, hydrolyzed keratin, and sodium hyaluronate with equal amounts of humectant; equal amount of amendment is used to replace swertia japonica Makino extract and mungbean sprout extract.

Comparative example 2

The difference from example 3 is that: replacing the hydrogenated potato starch, hydrolyzed keratin and sodium hyaluronate with equal amounts of humectant; equal amount of amendment is used to replace swertia japonica Makino extract and mungbean sprout extract.

Comparative example 3

The difference from example 3 is that: replacing the hydrogenated potato starch with an equal amount of humectant; equal amount of amendment is used to replace swertia japonica Makino extract and mungbean sprout extract.

Comparative example 4

The difference from example 3 is that: replacing the hydrolyzed keratin with an equal amount of humectant; equal amount of conditioner is used to replace swertia japonica extract and mung bean sprout extract.

Comparative example 5

The difference from example 3 is that: replacing the sodium hyaluronate with an equal amount of humectant; equal amount of amendment is used to replace swertia japonica Makino extract and mungbean sprout extract.

Comparative example 6

The difference from example 3 is that: equal amount of amendment is used to replace swertia japonica Makino extract and mungbean sprout extract.

Comparative example 7

The difference from example 3 is that: equal amount of amendment is used to replace swertia japonica Makino extract.

Comparative example 8

The difference from example 3 is that: the mungbean sprout extract was replaced with an equal amount of conditioner.

Experiment 1

Randomly selecting 180 long-hair female volunteers with similar hair length and similar hair quality, wherein the volunteers are 25-50 years old, randomly dividing into 18 groups, using 10 persons in each group respectively corresponding to the shampoos in the above examples and comparative examples, cleaning hair every three days with a usage period of 30 days, and carrying out the following detection on the volunteers:

detection 1

After the hair is cleaned every time, the hair is naturally dried, after the hair is completely dried, whether the hair has residual dandruff or other pollutants is observed, if the hair has the dandruff or other pollutants, the residual dandruff or pollutants are taken down, collected and weighed, the residual total amount (mg) of 10 people in the same group is recorded every time, and finally, the average value of the residual total amount of 10 times of hair washing is calculated and recorded.

Detection 2

Observing and recording frizzy, dry and split conditions of the hair of the volunteers 3 days after the volunteers finish hair cleaning by using the shampoo for the last time; meanwhile, the hair is dredged from the top to the tail of the hair by using a comb, and the hair smoothness is observed and recorded after 5 times of repetition.

Detection 3

After 3 days after the volunteers finish hair washing with the shampoo for the last time, the facial oil absorption paper with the size of 3cm × 3cm is lightly pressed on the hair for 3 times, the oil absorption area ratio (%) of the oil stains appearing on the oil absorption paper is observed and recorded, and the average value of the oil absorption area ratios obtained by the detection of the same group of volunteers is calculated.

Detection 4

After 3 days from the last time of finish of hair washing by the volunteers using the shampoo, a little bundle of hair (about 20) was clipped by the index finger and the middle finger, slightly pulled from the root to the tail, repeated 5 times, and the number of dropped hairs (roots) was recorded and the average of the number of dropped hairs of the same group of volunteers was calculated.

The data from the above experiments are detailed in table 1.

TABLE 1

According to the comparison of the data of example 3 and comparative examples 1-2 in table 1, the synergistic combination of the surfactants of lauramidopropyl betaine, sodium laureth sulfate, cocamidomethyl MEA, cocamido glutamic acid TEA salt and ethylhexyl palmitate is beneficial to keeping the cleaning ability of the shampoo better and making the shampoo milder, and the lack of a certain surfactant easily affects the mildness of the shampoo.

According to the comparison of the data of the example 3 and the comparative examples 3-6 in the table 1, only by adding the hydrogenated potato starch, the hydrolyzed keratin and the sodium hyaluronate simultaneously and synergistically compounding, the nourishing effect of the shampoo can be improved better, and meanwhile, the cleaning capability of the shampoo is not easily influenced. But at the same time, the hair is easily oiled too much, which causes the condition that the hair is too greasy and easy to lose hair.

According to the comparison of the data of the example 3 and the comparative examples 6-8 in the table 1, only by adding the swertia japonica extract and the mung bean sprout extract at the same time for synergistic compounding, the water-oil balance of the scalp can be favorably adjusted, so that the scalp is not easy to be excessively greasy, and the alopecia problem can be favorably alleviated to a certain extent.

According to the comparison of the data of the examples 3-8 in the table 1, only by adopting the specific ratio of the polyquaternium-10 and the dipotassium glycyrrhizinate to be compounded in a synergistic manner, the nourishing effect of the shampoo is better improved, and simultaneously, the water-oil balance of the scalp is better adjusted, so that the hair is less prone to being too greasy.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A mild shampoo for controlling water and oil balance, characterized by: the paint comprises the following components in percentage by mass:

17-23% of lauramidopropyl betaine;

5-8% of sodium laureth sulfate;

3-8% of cocamide methyl MEA;

2-5% of cocoyl glutamic acid TEA salt;

0.05 to 0.2 percent of ethylhexyl palmitate;

hydrogenated potato starch 2-5%;

0.05 to 0.2 percent of hydrolyzed keratin;

0.01 to 0.05 percent of sodium hyaluronate;

0.01-0.1% of swertia japonica extract;

0.03-0.1% of mung bean sprout extract;

0.1-0.2% of chelating agent;

0.2-0.8% of conditioner;

0.05 to 0.2 percent of humectant;

0.3 to 0.8 percent of preservative;

0.01 to 0.1 percent of pH regulator;

0.3 to 0.6 percent of aromatic;

the balance being solvent;

the conditioner is prepared by mixing polyquaternium-10 and dipotassium glycyrrhizinate in a proportion of 4-6:1 in a mass ratio;

the humectant consists of the following components in percentage by mass:

13-16% of sodium pyrrolidone carboxylate;

10 to 15 percent of sodium lactate;

5-10% of arginine;

4-7% of aspartic acid;

3-5% of pyrrolidone carboxylic acid;

1-3% of glycine;

1-3% of alanine;

serine 0.5-1.5%;

valine 0.2-1%;

proline 0.3-0.8%;

threonine 0.2-0.7%;

isoleucine 0.2-0.9%;

histidine 0.1-0.5%;

0.1-0.4% of phenylalanine;

the balance of water;

the swertia japonica Makino extract adopts a swertia japonica Makino extract with CAS number of 94167-11-0;

the mung bean sprout extract is obtained from Hibiscus Skinoi Biotech, inc.

2. Mild shampoo for controlling the balance of water and oil according to claim 1, characterised in that: the mild shampoo for controlling water-oil balance also comprises the following components in percentage by mass:

0.1 to 0.5 percent of menthol.

3. Mild shampoo for controlling the balance of water and oil according to any of claims 1-2 characterised in that: the chelating agent is disodium EDTA.

4. Mild shampoo for controlling the balance of water and oil according to any of claims 1-2 characterised in that: the pH regulator is malic acid.

5. Mild shampoo for controlling the balance of water and oil according to any of claims 1-2 characterised in that: the preservative is prepared by mixing phenoxyethanol and a preservative composition in a weight ratio of 8-10:1 in a mass ratio; the anticorrosive composition comprises the following components in percentage by mass:

1-3% of methyl chloroisothiazolinone;

0.1 to 0.6 percent of methylisothiazolinone;

10-15% of magnesium chloride;

10-13% of magnesium nitrate;

the balance being water.

6. Mild shampoo for controlling the balance of water and oil according to any of claims 1-2 characterised in that: the solvent consists of water and dipropylene glycol, and the percentage content of the dipropylene glycol in the mild shampoo for controlling water-oil balance is 2-5%.

7. A method of making a mild shampoo for controlling the balance of water and oil according to any one of claims 1 to 6 characterised in that: the method comprises the following steps: