CN110037937A - A kind of mild amino acid cleansing cream and preparation method thereof - Google Patents

Abstract

The present invention discloses a kind of mild amino acid cleansing cream, is made by water and including following components by weight percentage: 25-38 parts of surfactants, 32-40 parts of polyalcohols, 1-3 parts of pH adjusting agents, 1-4 parts of glycol distearates, 0.1-4.0 parts of tax rouge agent and 0-1 parts of skin conditioning agents；The weight accounting of cocounut oil acyl sweet acid ammonia potassium is greater than 98% in the surfactant.The mild amino acid cleansing cream, reduce the macromolecular polymer for being unfavorable for foaming, is not added with preservative, cleaning process or skin sense after washing is good, water lock is strong, it is good, non-stimulated that the face cleaning cream product stablizes even one, foaminess, is applicable in the specific groups such as mother and baby and uses.

Description

A kind of mild amino acid cleansing cream and preparation method thereof

Technical field

The present invention relates to wash shield fine chemical product and preparation method thereof, and in particular to a kind of mild amino acid cleansing cream and Preparation method.

Background technique

Currently available technology, Cosmetics in China consumer gradually tend to high-quality, convenient, safe, strong in picking up product Health, endures all the more strong mild product of selection of consumer of the environmental pollutions such as haze, skin sensitivity to the fullest extent for a long time, and consumer feels Skin self-protection function is fragile, particularly evident when especially washing one's face, and skin is easy water shortage drying, then all problems of skin Most importantly first since clean skin, the mildy wash of amino acid system is comparatively safe, mild production inside clean skin at present Product.

But currently available technology, the thickening of amino acid cleansing cream difficulty, thickening are thickened by addition high molecular polymer, this For kind method for thickening the disadvantage is that affecting the foaming characteristic of facial cleanser, cream time is long.Without the mild ammonia of the pure crystal type of high molecular polymer Base acid face cleaning cream, is not add high molecular polymer, is thickened by oneself crystallization of amino acid surfactant, such ammonia The blistering of base acid face cleaning cream is fast, foaming abundancy.

There are pure crystalline amino acid face cleaning cream for the prior art, but the stability presence of pure crystallization propylhomoserin acid face cleaning cream is asked Topic is easy bottleneck water outlet, layering.Cocounut oil acyl sweet acid potassium is or to arrange in pairs or groups other tables as cosurfactant in the prior art Face activating agent uses, and few exclusive use cocounut oil acyl glycine potassium do not add high molecular polymer and are configured to stable, foam Abundant, mild, amino acid cleansing cream.

Summary of the invention

For overcome the deficiencies in the prior art, the first purpose of this invention be to provide a kind of no high molecular polymer, Preservative free, the mild amino acid cleansing cream of pure crystal type.

Second object of the present invention is to provide for the preparation method of above-mentioned mild amino acid cleansing cream.

One of achieving the object of the present invention can be reached by adopting the following technical scheme that:

A kind of mild amino acid cleansing cream is made by water and including following components by weight percentage: 25-38 parts of tables Face activating agent, 32-40 part polyalcohol, 1-3 parts of pH adjusting agents, 1-4 parts of glycol distearates, 0.1-4.0 parts of tax rouge agent and 0-1 parts of skin conditioning agents；The weight accounting of cocounut oil acyl sweet acid ammonia potassium is greater than 98% in the surfactant.

Further, the polyalcohol includes C3 polyalcohol and C6 polyalcohol.By the present invention in that use C3 polyalcohol as Base solvent and use lipophilicity more preferably C6 solvent as penetration-assisting agent, promote the evenly dispersed of liposoluble constituent, thus make from The face cleaning cream forms more stable emulsification system；It suppresses growth of microorganism, it is possible to reduce or even without preservative, keep this clean Face cream is milder.

More specifically, the polyalcohol is by glycerol and 1,2- hexylene glycol composition.1,2- hexylene glycol is as complementary ingredient, energy Glycerol dissolution and moisturizing are cooperateed with, while there is preferable fungistatic effect.

Further, tax rouge agent of the present invention is phytosterol/octyl dodecanol lauroyl glutamate ester, the octanoic acid/last of the ten Heavenly stems One or more of acid glyceride class Natrulon H-10 esters, Natrulon H-10 myristinate.The tax rouge agent is for mentioning For preferable skin sense and moisture retention, stable crystal type amino acid cleansing cream with concertedness is formed.

Further, the skin conditioning agent is Sodium Hyaluronate, acetyl group Sodium Hyaluronate, phytic acid or has skin tune Manage effect plant extraction liquid in any one or at least two combination.The skin conditioning agent main function is not influence It is formed under the premise of the emulsification system of the face cleaning cream and preferably washes rear skin sense, improve moisture retention.

Further, the pH adjusting agent is citric acid, and the pH adjusting agent is for adjusting pH to 6.3-6.9.Preferably, It is adjusted to 6.3-6.7.By effective control to pH, the face cleaning cream is set to form stable, not stratified emulsification system, with skin PH value is closer, reduces the stimulation to skin.

Further, mild amino acid cleansing cream provided by the invention is by water and including by weight percentage with the following group Point be made: 30-34 parts of cocounut oil acyl sweet acid ammonia potassium, 34-36 parts of glycerol, 0.2-1 parts of 1,2- hexylene glycols, regulated quantity citric acid, 0.5-1.5 parts of glycol distearates, 1.5-2.5 parts of caprylic/capric glyceride type Natrulon H-10 esters, 0.005-0.02 Part Sodium Hyaluronate, 0.005-0.02 parts of acetyl group Sodium Hyaluronates and 0.005-0.02 parts of phytic acid and the water for complementing to 100 parts； The citric acid is for adjusting pH to 6.32-6.85.Amino acid cleansing cream stabilization under the formula is not discharged, compared to being added to height The amino acid cleansing cream blistering of Molecularly Imprinted Polymer is most fast, and foam is the abundantest, has good mildness, be particularly suitable for mother and baby and Sensitive skin crowd.

It is highly preferred that mild amino acid cleansing cream provided by the invention is by water and including by weight percentage with the following group Divide and be made: 32 parts of cocounut oil acyl sweet acid ammonia potassium, 35 parts of glycerol, 0.5 part of 1,2- hexylene glycol, citric acids of regulated quantity, 1 part of ethylene glycol two Stearate, 2 parts of caprylic/capric glyceride type Natrulon H-10 esters, 0.01 part of Sodium Hyaluronate, 0.01 part of acetyl group are transparent Matter acid sodium and 0.01 part of phytic acid and the water for complementing to 100 parts；The citric acid is for adjusting pH to 6.32-6.85.

Two achieved the object of the present invention can be reached by adopting the following technical scheme that:

A method of preparing above-mentioned mild amino acid cleansing cream, comprising the following steps:

1) deionized water is put into vacuum emulsification pot；

2) by the polyalcohol of formula ratio, cocounut oil acyl sweet acid ammonia potassium, investment vacuum emulsification pot, vacuum is opened, with 30- The stirring of 50rpm speed, and open heating；

3) by glycol distearate, tax rouge agent, pH adjusting agent investment vacuum emulsification pot, it is continuously heating to 80-85 DEG C, insulated and stirred 60 minutes；

4) cooling defoaming is opened completely, temperature is maintained at 45-50 DEG C, and skin conditioning agent is put into vacuum emulsification pot；

5) it is evacuated to -0.05MPa, homogeneous 10 minutes (1200rpm), is stirred 15 minutes；

6) vacuum, discharging are excluded.

Formulation Design Principle of the invention is as follows:

By the present invention in that use cocounut oil acyl glycine potassium as single foaming agent, use ethylene glycol distearyl acid acid esters as Stabilising system uses polyalcohol as dicyandiamide solution, to be formed, stable and uniform, foaming characteristic are good, reduce the mild of water loss Amino acid cleansing cream.

Compared with prior art, the beneficial effects of the present invention are:

Mild amino acid cleansing cream provided by the invention reduces the macromolecular polymer for being unfavorable for foaming, does not add Adding preservative agent, cleaning process or skin sense after washing is good, water lock is strong, it is good, stingless which stablizes even one, foaminess Swash, is applicable in the specific groups such as mother and baby and uses.

Mild amino acid cleansing cream provided by the invention, appearance is fine and smooth, and the pH of system does not add perfume (or spice) close to the pH value of skin Essence and preservative, non-stimulated, sensitive skin and child can be used for a long time, and not have the misgivings of injury to skin, the product Raw material it is simple, specified risk material is few, foaming abundancy, with rear noresidue, avoids injury of the residuals to skin natural barrier.

Specific embodiment

In the following, being described further in conjunction with specific embodiment to the present invention:

The present invention provides a kind of mild amino acid cleansing cream, and used ingredient can pass through commercially available or conventional technique hand Section obtains.

A kind of surfactant is used only as foaming agent in the present invention, i.e., cocounut oil acyl sweet acid ammonia potassium accounts in surfactant Than being greater than 98%.Cocounut oil acyl sweet acid ammonia potassium of the present invention includes that (cocounut oil acyl sweet acid ammonia potassium contains cocounut oil acyl sweet acid ammonia potassium solution Measure 20-30%), in cocounut oil acyl sweet acid ammonia potassium powder (cocounut oil acyl sweet acid ammonia potassium content > 87% aginomoto company GCK-11) The combination of any one or two kinds, preferably cocounut oil acyl sweet acid ammonia potassium powder are aginomoto GCK-11 cocounut oil acyl sweet acid ammonia potassium (activity Object > 87%) or chemical industry of being bestowed by heaven GCK-95U (active matter > 95%).The surfactant that following specific embodiments use is The GCK-11 of powder shaped, effective component are cocounut oil acyl glycine potassium；Cocounut oil acyl glycine potassium accounts for its in the amino acid cleansing cream 98% or more of its surfactant.

The caprylic/capric glyceride type Natrulon H-10 esters that the present invention uses are commercial product, and supplier includes U.S. dragon Sha company.High molecular polymer SF-1 and Preservative Kathon CG(Methylchloroisothiazolinone/Methylisothiazolinone combination) in comparative example of the present invention are commercial product, and wherein SF-1 is beauty Lubrizol Corp., state product, the active constituent content of Kathon CG preservative are 1.5%.

The present invention provides a kind of mild amino acid cleansing cream, which is characterized in that by water and including by weight percentage Following components is made: 25-38 parts of surfactants, 32-40 parts of polyalcohols, 1-3 parts of pH adjusting agents, 1-4 parts of ethylene glycol distearyls Acid esters, 0.1-4.0 parts of tax rouge agent and 0-1 parts of skin conditioning agents；The weight of cocounut oil acyl sweet acid ammonia potassium accounts in the surfactant Than being greater than 98%.

I.e. the present invention provides a kind of no high molecular polymer, preservative free, pure crystal type amino acid cleansing cream, the face cleanings Cream by using cocounut oil acyl glycine potassium as single foaming agent, use ethylene glycol distearyl acid acid esters as stabilising system, make Use polyalcohol as dicyandiamide solution, stable and uniform, foaming characteristic are good, reduce the mild amino acid cleansing of water loss to be formed Cream.

The formula table of embodiment 1-3 is as follows:

The formula table of 1 embodiment 1-3 of table

Ingredient	Embodiment 1	Embodiment 2	Embodiment 3
				Deionized water	Surplus	Surplus	Surplus
GCK-11	32	32	32
				Glycerol	35	35	35
1,2- hexylene glycol	0.5	0.5	0.5
				Citric acid	1	1.5	1.8
Glycol distearate	1	1	1
				Caprylic/capric glyceride type Natrulon H-10 esters	2	2	2
Sodium Hyaluronate	0.01	0.01	0.01
				Acetyl group Sodium Hyaluronate	0.01	0.01	0.01
Phytic acid	0.01	0.01	0.01

Embodiment 1:

A kind of mild amino acid cleansing cream is made by water and including following components by weight percentage: 32 parts of GCK- 11,35 parts of glycerol, 0.5 part of 1,2- hexylene glycol, 1.0 parts of citric acids, 1 part of glycol distearate, 2 parts of caprylic/capric glycerol Esters Natrulon H-10 esters and 0.01 part of Sodium Hyaluronate, 0.01 part of acetyl group Sodium Hyaluronate and 0.01 part of phytic acid.

Embodiment 2:

A kind of mild amino acid cleansing cream is made by water and including following components by weight percentage: 32 parts of GCK- 11,35 parts of glycerol, 0.5 part of 1,2- hexylene glycol, 1.5 parts of citric acids, 1 part of glycol distearate, 2 parts of caprylic/capric glycerol Esters Natrulon H-10 esters and 0.01 part of Sodium Hyaluronate, 0.01 part of acetyl group Sodium Hyaluronate and 0.01 part of phytic acid.

Embodiment 3:

A kind of mild amino acid cleansing cream is made by water and including following components by weight percentage: 32 parts of GCK- 11,35 parts of glycerol, 0.5 part of 1,2- hexylene glycol, 1.8 parts of citric acids, 1 part of glycol distearate, 2 parts of caprylic/capric glycerol Esters Natrulon H-10 esters and 0.01 part of Sodium Hyaluronate, 0.01 part of acetyl group Sodium Hyaluronate and 0.01 part of phytic acid.

The preparation method of the mild amino acid cleansing cream of embodiment 1-3 is as follows:

1) deionized water is put into vacuum emulsification pot；

2) by the glycerol of formula ratio, 1,2- hexylene glycol, cocounut oil acyl sweet acid ammonia potassium are put into vacuum emulsification pot, unlatching vacuum, With the stirring of 40rpm speed, and open heating；

3) by glycol distearate, tax rouge agent, pH adjusting agent investment vacuum emulsification pot, it is continuously heating to 80-85 DEG C, insulated and stirred 60 minutes；

4) cooling defoaming is opened completely, temperature is maintained at 45-50 DEG C, and skin conditioning agent is put into vacuum emulsification pot；

5) it is evacuated to -0.05MPa, 1200rpm homogeneous 10 minutes, is stirred 15 minutes；

6) vacuum, discharging are excluded.

The formula table of comparative example 1-3 is as shown in the table:

The formula table of 2 comparative example 1-3 of table

Comparative example 1:

A kind of face cleaning cream is made by water and including following components by weight percentage: 32 parts of GCK-11,35 parts it is sweet Oil, 0.5 part of 1,2- hexylene glycol, 1.8 parts of citric acids, 2 parts of caprylic/capric glyceride type Natrulon H-10 esters, 0.01 part of hyalomitome Sour sodium, 0.01 part of acetyl group Sodium Hyaluronate and 0.01 part of phytic acid.

Comparative example 2:

A kind of face cleaning cream is made by water and including following components by weight percentage: 32 parts of GCK-11,35 parts it is sweet Oil, 1.8 parts of citric acids, 0.01 part of Sodium Hyaluronate, 0.01 part of acetyl group Sodium Hyaluronate and 0.01 part of phytic acid.

Comparative example 3:

A kind of face cleaning cream is made by water and including following components by weight percentage: 32 parts of GCK-11,35 parts it is sweet Oil, 0.5 part of 1,2- hexylene glycol, 1.8 parts of citric acids, 1 part of glycol distearate, 3 parts of SF-1,0.1 part of Kathon CG, 0.01 part thoroughly Bright matter acid sodium, 0.01 part of acetyl group Sodium Hyaluronate and 0.01 part of phytic acid.

Comparative example 1-2 is similar to the preparation method of embodiment 1-3, the SF-1 and Kathon CG of comparative example 3 in step 3) in conjunction with It assigns in rouge agent addition system.

Performance detection and effect assessment

1. appearance

The face cleaning cream for taking the embodiment 1-3 and comparative example 1-3 of 100mL volume to obtain carries out pH value detection and examines with viscosity It surveys, when the method for viscosity measurements is 25 DEG C, is detected using No. 4 rotors of LVT type with the rate of 0.3r/min.

As a result as shown in the table:

1 physicochemical property test result of table

Embodiment 1-3 and comparative example 1-3 is milky paste, no fragrance, specific raw material taste.

2. stability

The face cleaning cream for taking the embodiment 1-3 and comparative example 1-3 of 100mL volume to obtain is placed in 45 ± 1 DEG C of environment and places For 24 hours, restore to room temperature, lotion appearance is observed, to detect its heat resistance；It places it in -17 ± 2 DEG C of environment and places for 24 hours, it is extensive It answers to room temperature, lotion appearance is observed, to detect its cold resistance；It is observed after placing it in 25 degrees Celsius of constant temperature environment 1 month outer It sees, as a result as shown in the table:

3 stability test result of table

In the present invention, the unstable water outlet of the pH6.85 of embodiment 1.Embodiment 2pH6.58 stabilization is not discharged, it was demonstrated that pH value System stability is had decisive impact.The pH6.56 of comparative example 1, it is unstable, embodiment 2 is compared, ethylene glycol is not added with Distearate, it was demonstrated that glycol distearate will affect the stability of system；The pH6.42 of comparative example 2, it is unstable, it compares Embodiment 2 is not added with caprylic/capric glyceride type Natrulon H-10 esters, it was demonstrated that glycol distearate will affect system Stability, addition caprylic/capric glyceride type Natrulon H-10 esters increase the stability of face cleaning cream of the invention；Comparative example 3 PH6.52 be not added with caprylic/capric glyceride type Natrulon H-10 esters, glycol distearate compared to embodiment 2, still It is added to high molecular polymer SF-1, it was demonstrated that addition high molecular polymer can increase the stability of propylhomoserin acid mildy wash.

As seen from the above table, each amino acid cleansing cream that embodiment 1-3 is obtained has preferably heat-resisting and cold-resistant stability, often The lower water yield of placing of temperature is small, more stable.

3. microorganism and heavy metal test

The face cleaning cream of Example 1-3 and comparative example 1-3 carries out microbiological test, and detects mercury, lead and arsenic heavy metal, As a result as shown in the table:

4 microorganism of table and heavy metal analysis result

As seen from the above table, the face cleaning cream that the present invention obtains, microorganism and heavy metal index are without departing from national limit standard.

4.TEWL test

Using the Cutometer dual MPA 580 of German CK company, test probe is Tewamemeter TM300, right TEWL test is carried out after the face cleaning cream use of embodiment 1-3 and comparative example 1-3.Using commercially available soap base mildy wash as control Product, as a result as shown in the table.

5 TEWL test result of table

By embodiment 1-3 it is found that the TEWL value of commercially available Soap-base facial cleanser 5min compared with comparative example 1-3 and contrast ratio Highest, due to 7 sections of face cleaning cream, commercially available face cleaning cream is soap base mildy wash, very to the cleaning force of sebum and NMF (natural moisturizing factor) By force, it can be done after washing, dehydration is more；Prove that amino acid cleansing cream of the invention relative to Soap-base facial cleanser, compares mild.Phase Than soap base system, the TEWL 5min without the mild amino acid cleansing cream amino acid of the pure crystal type of high molecular polymer preservative free All much lower, wherein the TEWL 5min of embodiment 2 is minimum, and water loss is minimum；The moisture retention of embodiment 2 is most strong.

5. foam is tested

Using FOAM TESTER R-2000 tester, test parameter is as follows:

V(Sample):300mL Date:09/06/2018 15:56

N(Rotor):1500R/min T(Sample):25℃

t(Stir):10s Cleaning:short

6 foam test result of table

The pH value of embodiment 2 is 6.58, and formulation stable is not discharged, and lather quickness and final foam height are the largest, Comparative example 3 increases high molecular polymer SF-1 relative to embodiment 2, and formulation stable is not discharged, but foaming characteristic is compared to reduction Very much, final foam height also reduces very much.The pH value of embodiment 3 is 6.32, formulation stable, but foaming characteristic reduces , final foam height also reduces.

6. acute skin irritation is tested

The test of 6 acute skin irritation of table

In the present invention, there is subexcite in comparative example 3, and compared to embodiment 1,2,3 and comparative example 1,2, comparative example 3 is added Preservative Kathon CG(Methylchloroisothiazolinone/Methylisothiazolinone combination), to human skin, there are certain sensitizations and irritation as preservative Kathon CG.Embodiment 1,2,3 with it is right Ratio 1,2 is not added with preservative, and acute skin irritation test is nonirritant.

The above performance test results show the mild ammonia of the no pure crystal type of high molecular polymer preservative free of the present invention The phenomenon that base acid face cleaning cream is with good stability, quick foaming characteristic, mildness, is at normal temperature not in paste separation. In addition, the indices such as its pH value, bacterial content and content of beary metal meet the quality requirement of skin care item.

For those skilled in the art, it can make other each according to the above description of the technical scheme and ideas Kind is corresponding to be changed and deforms, and all these change and deform the protection model that all should belong to the claims in the present invention Within enclosing.

Claims (10)

1. a kind of mild amino acid cleansing cream, which is characterized in that be made by water and including following components by weight percentage: 25-38 parts of surfactants, 32-40 parts of polyalcohols, 1-3 parts of pH adjusting agents, 1-4 parts of glycol distearates, 0.1-4.0 parts Assign rouge agent and 0-1 parts of skin conditioning agents；The weight accounting of cocounut oil acyl sweet acid ammonia potassium is greater than 98% in the surfactant.

2. mild amino acid cleansing cream as described in claim 1, which is characterized in that the polyalcohol includes C3 polyalcohol and C6 Polyalcohol.

3. mild amino acid cleansing cream as described in claim 1, which is characterized in that the polyalcohol by glycerol and 1,2- oneself two Alcohol composition.

4. mild amino acid cleansing cream as described in claim 1, which is characterized in that the tax rouge agent is phytosterol/octyl Lauryl alcohol lauroyl glutamate ester, caprylic/capric glyceride type Natrulon H-10 esters, one in Natrulon H-10 myristinate Kind is two or more.

5. mild amino acid cleansing cream as described in claim 1, which is characterized in that the skin conditioning agent is hyaluronic acid Any one in sodium, acetyl group Sodium Hyaluronate, phytic acid or plant extraction liquid with greater skin conditioning efficacy or at least two Combination.

6. mild amino acid cleansing cream as described in claim 1, which is characterized in that the pH adjusting agent for adjust pH to 6.3-6.9。

7. mild amino acid cleansing cream as described in claim 1, which is characterized in that the pH adjusting agent is citric acid.

8. mild amino acid cleansing cream as described in claim 1, which is characterized in that by water and including by weight percentage Following components is made: 30-34 parts of cocounut oil acyl sweet acid ammonia potassium, 34-36 parts of glycerol, 0.2-1 parts of 1,2- hexylene glycols, regulated quantity lemon Acid, 0.5-1.5 parts of glycol distearates, 1.5-2.5 parts of caprylic/capric glyceride type Natrulon H-10 esters, 0.005- 0.02 part of Sodium Hyaluronate, 0.005-0.02 parts of acetyl group Sodium Hyaluronates and 0.005-0.02 parts of phytic acid and complement to 100 parts Water；The citric acid is for adjusting pH to 6.32-6.85.

9. mild amino acid cleansing cream as described in claim 1, which is characterized in that by water and including by weight percentage Following components is made: 32 parts of cocounut oil acyl sweet acid ammonia potassium, 35 parts of glycerol, 0.5 part of 1,2- hexylene glycol, citric acids of regulated quantity, 1 part of second Glycol distearate, 2 parts of caprylic/capric glyceride type Natrulon H-10 esters, 0.01 part of Sodium Hyaluronate, 0.01 part of acetyl Base Sodium Hyaluronate, 0.01 part of phytic acid and the water for complementing to 100 parts；The citric acid is for adjusting pH to 6.32-6.85.

10. a kind of prepare the method such as the described in any item mild amino acid cleansing creams of claim 1-9, which is characterized in that packet Include following steps:

1) deionized water is put into vacuum emulsification pot；

2) by the polyalcohol of formula ratio, cocounut oil acyl sweet acid ammonia potassium, investment vacuum emulsification pot, vacuum is opened, with 30-50rpm speed Degree stirring, and open heating；

3) by glycol distearate, tax rouge agent, pH adjusting agent investment vacuum emulsification pot, it is continuously heating to 80-85 DEG C, is protected Temperature stirring 60 minutes；

4) cooling defoaming is opened completely, temperature is maintained at 45-50 DEG C, and skin conditioning agent is put into vacuum emulsification pot；

5) it is evacuated to -0.05MPa, 1200rpm homogeneous 10 minutes, is stirred 15 minutes；

6) vacuum, discharging are excluded.