CN112790999A

CN112790999A - Toilet powder for infants and preparation method thereof

Info

Publication number: CN112790999A
Application number: CN202110080237.5A
Authority: CN
Inventors: 邱璟
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-05-14

Abstract

The invention discloses a baby talcum powder which comprises the following components in percentage by mass: 54% -98% of talcum powder; 0.01 to 10 percent of zinc oxide; 0.85 to 5 percent of polymethyl methacrylate; 1% -5% of polydimethylsiloxane; 0.01 to 5 percent of essence; 0.1 to 1 percent of phenoxyethanol; 0.01 to 5 percent of citric acid; 0.01 to 10 percent of magnesium stearate; 0.01-5% of aloe vera leaf extract. The baby talcum powder meets the nursing requirement of keeping the delicate skin of a baby dry and comfortable, achieves the effect of smooth skin after the baby is used properly after bathing, makes the skin of the baby dry and comfortable after the baby is used properly in a hot and humid season, and solves the problem that the skin of the baby is uncomfortable easily due to sweat stain. The invention also discloses a preparation method of the baby talcum powder, which has better slipping effect and obviously improved powder flying phenomenon and is suitable for wide popularization.

Description

Toilet powder for infants and preparation method thereof

Technical Field

The invention relates to the technical field of cosmetics, in particular to a baby talcum powder and a preparation method thereof.

Background

The toilet powder has smooth and cool feeling on skin, can temporarily absorb moisture, and can be used for adults and infants, and can be used for people to feel comfortable and fragrant after bathing in summer or haircut.

Many baby toilet powder products in the current market are developed for the purpose of keeping skin dry and comfortable, the requirement of product comfort is ignored, and the following defects generally exist: firstly, the use of a single main body raw material has great influence on the final state of a product by the main body raw material; secondly, the product only focuses on the dry performance, and the powder flying phenomenon is easy to occur in the use process when the self-adhesive property of the product is poor; thirdly, the comfort and the attention degree of the product are low.

Based on the problems, the invention is needed to provide a talcum powder which solves the problems that in the prior art, the main raw material is single, the final state of a product is greatly influenced by the main raw material, the powder flying phenomenon is serious due to poor compliance, and the comfort level is low.

Disclosure of Invention

In view of the above defects, the invention provides a baby talcum powder and a preparation method thereof, and aims to solve the problems that the existing technology is single in main raw material, the final state of the product is greatly influenced by the main raw material, the powder flying phenomenon is serious due to poor fitting performance, and the comfort level is low.

The invention provides a baby talcum powder which comprises the following components in percentage by mass: 54% -98% of talcum powder; 0.01 to 10 percent of zinc oxide; 0.85 to 5 percent of polymethyl methacrylate; 1% -5% of polydimethylsiloxane; 0.01 to 5 percent of essence; 0.1 to 1 percent of phenoxyethanol; 0.01 to 5 percent of citric acid; 0.01 to 10 percent of magnesium stearate; 0.01-5% of aloe vera leaf extract.

Preferably, the mass percent of the magnesium stearate is 0.01% -5%.

Preferably, the aloe vera leaf extract is 0.01-2% by mass.

Preferably, the polymethyl methacrylate is prepared by using 15-23% of the monomer.

Preferably, the polymeric microspheres of polymethylmethacrylate have an average particle size of 5 μm to 12 μm.

Preferably, the method further comprises the following steps: 0.01g of titanium dioxide, and the titanium dioxide is compounded on the polymethyl methacrylate.

The invention also provides a preparation method of the baby talcum powder, which is used for preparing any one of the baby talcum powders and comprises the following specific steps:

step 1, fully mixing a part of talcum powder and citric acid for later use;

step 2, fully mixing the rest talcum powder, zinc oxide, magnesium stearate and polymethyl methacrylate;

step 3, adding polydimethylsiloxane, aloe barbadensis leaf extract, essence and phenoxyethanol into the mixture obtained in the step 2, and then fully mixing;

and 4, adding the mixed standby materials into the mixture obtained in the step 3, and fully mixing again.

Preferably, the polymethyl methacrylate is prepared for homogenization using a homogenizer for 5-8 min.

The baby talcum powder for the baby and the preparation method thereof provided by the invention are developed for the care that the delicate and tender skin of the baby needs to keep dry and comfortable, the skin slipping effect can be achieved by proper use after the baby is bathed, and the problem that the skin of the baby is uncomfortable due to sweat stain easily can be solved by making the skin of the baby dry and comfortable after the baby is used properly in a damp-heat season; the preparation method can ensure that the smooth effect and the comfort level are better, and the powder flying phenomenon is obviously improved. The invention solves the problems of single main raw material, great influence of the main raw material on the final state of the product, poor conformability, serious powder flying phenomenon and low comfort level in the prior art, has obvious effect and is suitable for wide popularization.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a diagram showing the effect of using the existing toilet powder;

FIG. 2 is a diagram illustrating the effect of using a baby powder according to an embodiment of the present invention;

fig. 3 is a graph comparing the use effect of the baby powder of the present invention with that of the existing powder.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention more apparent, the technical solutions in the embodiments of the present invention are described below clearly and completely, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3 together, a description will now be given of a baby powder according to the present invention.

Example 1

The baby talcum powder consists of the following components in percentage by mass: 54% -98% of talcum powder; 0.01 to 10 percent of zinc oxide; 0.85 to 5 percent of polymethyl methacrylate; 1% -5% of polydimethylsiloxane; 0.01 to 5 percent of essence; 0.1 to 1 percent of phenoxyethanol; 0.01 to 5 percent of citric acid; 0.01 to 10 percent of magnesium stearate; 0.01% -5% of leaf extract of Aloe BARBADENSIS (Aloe BARBADENSIS).

According to the invention, the talcum powder is adopted as a main raw material, is soft and fine, feels smooth when being touched by hands, and has the effects of clearing summer heat. The talcum powder serving as the lubricant raw material is added and mixed according to an accurate proportion, so that the powder has smoother smearing hand feeling and skin-adhering property, and the smoothness of the polymethyl methacrylate raw material is matched, so that the powder touch and the skin of a baby form a perfect affinity effect, the comfort level is higher, and the phenomenon of powder flying is effectively avoided. The bacteriostatic agent raw material zinc oxide and the lubricant raw material magnesium stearate have the hygroscopicity effect, assist in enhancing the self hygroscopicity of the powder and provide guarantee for the smoothness effect of the powder.

The polydimethylsiloxane has very good permeability to the skin, smooth and refreshing feeling when being smeared on the skin, and good effect of increasing the softness of the skin. The skin moistening agent is prepared from polydimethylsiloxane and Aloe Barbadensis (Aloe Barbadensis) leaf extract, and has good skin-adhering property after being applied, and can further improve the skin-adhering property of the powder.

The formula is added with a small amount of the raw material essence, so that the product is friendly in fragrance, the using process is more pleasant, and the infant can accept the fragrance more easily. Meanwhile, the safer and softer antiseptic raw material phenoxyethanol is adopted, so that the product is more gentle and non-irritant to the skin. The pH value of the powder is effectively adjusted to be in a weak acid range by using citric acid as a pH regulator raw material, and the powder is more suitable for delicate skin of a baby.

The baby talcum powder injection provided by the invention is developed according to the requirement of maintaining dryness and comfort for the delicate skin of a baby, achieves the effect of skin smoothness when the baby is used in a proper amount after bathing, and solves the problem that the skin of the baby is easy to be uncomfortable due to sweat stain after the baby skin is used in a proper amount in a damp-heat season. The invention solves the problems of single main raw material, great influence of the main raw material on the final state of the product, poor conformability, serious powder flying phenomenon and low comfort level in the prior art, has obvious effect and is suitable for wide popularization.

Example 2

The baby talcum powder consists of the following components in percentage by mass: 54% -98% of talcum powder; 0.01 to 10 percent of zinc oxide; 0.85 to 5 percent of polymethyl methacrylate; 1% -5% of polydimethylsiloxane; 0.01 to 5 percent of essence; 0.1 to 1 percent of phenoxyethanol; 0.01 to 5 percent of citric acid; 0.01 to 5 percent of magnesium stearate; 0.01-2% of aloe vera leaf extract.

Example 3

The baby talcum powder consists of the following components in percentage by mass: 74% -98% of talcum powder; 0.01 to 5 percent of zinc oxide; 0.85 to 5 percent of polymethyl methacrylate; 1% -5% of polydimethylsiloxane; 0.01 to 2 percent of essence; 0.1 to 1 percent of phenoxyethanol; 0.01 to 1 percent of citric acid; 0.01 to 5 percent of magnesium stearate; 0.01-2% of aloe vera leaf extract.

Example 4

The baby talcum powder consists of the following components in percentage by mass: 96.96 percent of talcum powder; 1% of polymethyl methacrylate; 0.1% of zinc oxide; 0.1% of magnesium stearate; 1.4% of polydimethylsiloxane; aloe vera leaf extract 0.04%; 0.05% of essence; 0.2 percent of phenoxyethanol; 0.15 percent of citric acid. As shown in figure 3, the area A is a smearing effect picture of the prior baby talcum powder, the area B is a smearing effect picture of the baby talcum powder, and the picture shows that the baby talcum powder is more comfortable after being smeared and has better overall using effect.

Example 5

The baby talcum powder consists of the following components in percentage by mass: 96.96 percent of talcum powder; 1% of polymethyl methacrylate; 0.1% of zinc oxide; 0.1% of magnesium stearate; 1.4% of polydimethylsiloxane; aloe vera leaf extract 0.04%; 0.05% of essence; 0.2 percent of phenoxyethanol; 0.15 percent of citric acid. Wherein the amount of the monomer is 15-23% when the polymethyl methacrylate is prepared, the exemplary amount of the monomer is 20%, namely the amount of the monomer methyl methacrylate is 20% of the total weight of the water phase, the polymerization reaction can be normally carried out under the monomer amount, the reaction process is stable, and no gel appears after the reaction is finished. PVA-1788 can be used as a dispersing agent in the preparation process, and the PVA-1788 can play a good role in dispersion and stabilization when the dosage is 0.2% or more, thereby being more beneficial to the stable and normal operation of polymerization.

Example 6

The baby talcum powder consists of the following components in percentage by mass: 96.96 percent of talcum powder; 1% of polymethyl methacrylate; 0.1% of zinc oxide; 0.1% of magnesium stearate; 1.4% of polydimethylsiloxane; aloe vera leaf extract 0.04%; 0.05% of essence; 0.2 percent of phenoxyethanol; 0.15 percent of citric acid. The polymethyl methacrylate polymer microspheres can play a role in improving skin feel, the average particle size of the polymethyl methacrylate polymer microspheres is 5-12 mu m, the exemplary average particle size is 7 mu m, and the polymethyl methacrylate polymer microspheres have good spreadability and smooth feel, have no floating powder phenomenon and are high in skin feel popularity.

Example 7

The baby talcum powder consists of the following components in percentage by mass: 96.96 percent of talcum powder; 1% of polymethyl methacrylate; 0.1% of zinc oxide; 0.1% of magnesium stearate; 1.4% of polydimethylsiloxane; aloe vera leaf extract 0.04%; 0.05% of essence; 0.2 percent of phenoxyethanol; 0.15 percent of citric acid. The composite material also comprises 0.01g of titanium dioxide compounded on the polymethyl methacrylate, and the titanium dioxide and the polymethyl methacrylate are subjected to composite treatment by an airflow impact method through dry impact equipment to obtain a composite of the titanium dioxide and the polymethyl methacrylate. The polymethyl methacrylate has smoother hand feeling when in use, the nano titanium dioxide particles uniformly dispersed on the surface of the polymethyl methacrylate have good ultraviolet absorption function, and the polymethyl methacrylate can avoid the problem that the ultraviolet absorption capability of the titanium dioxide is reduced due to poor dispersibility shown by the agglomeration of the titanium dioxide. The titanium dioxide and the polymethyl methacrylate are compounded to obtain the composite particle, and the composite particle has good ultraviolet ray preventing effect and does not block the transmission of visible light capable of moistening skin.

The baby powder described in examples 1 to 7 was prepared as follows:

s1, fully mixing a part (a small amount, less than 50%) of talcum powder with citric acid for later use;

and S2, fully mixing the rest (a large amount, more than 50%) of the talcum powder, the zinc oxide, the magnesium stearate and the polymethyl methacrylate, wherein the homogenization time of the polymethyl methacrylate by using a homogenizer is 5-8min, and the homogenization time is 5min as an example, so that the sufficient homogenization can be ensured, and the prepared polymer microspheres have better consistency. The rotating speed of the homogenizer is 7500rpm-9000rpm, the exemplary rotating speed is 8000rpm, the average particle size of the prepared polymer microspheres is 10 microns, the prepared polymer microspheres are regular spheres, the surfaces are smooth, the particle size distribution is wide, the polymer microspheres of polymethyl methacrylate have good spreadability and smooth feeling, the obtained baby talcum powder has no floating powder phenomenon, and the skin feeling liking degree is higher;

s3, adding polydimethylsiloxane, aloe barbadensis leaf extract, essence and phenoxyethanol into the mixture obtained in S2, and fully mixing;

s4, adding the mixed materials to be used into the mixture obtained in the S3, and fully mixing again.

The baby talcum powder provided by the invention is used for smoothing the skin of a baby after the baby is bathed or used properly by the baby in a hot and humid season, and meanwhile, the baby talcum powder pays more attention to and increases the comfort of the skin, and the product can reflect the care requirement of the product design on the delicate skin of the baby; the preparation method can ensure that the smooth effect and the comfort level are better, and the powder flying phenomenon is obviously improved.

The following are exemplary: the method comprises the following specific implementation steps of selecting 1000 experimenters to perform trial feedback on the using effect of the existing talcum powder and the baby talcum powder, and setting an experimental group and a comparison group, wherein the experimental group is used for performing the somatosensory trial on the 1000 selected experimenters by using the baby talcum powder provided by the invention and acquiring the feedback information of the experimenters, the comparison group is used for performing the somatosensory trial on the 1000 selected experimenters by using the existing baby talcum powder and acquiring the feedback information of the experimenters, and the tested performance comprises the following steps: the spreading degree, the smooth feeling, the skin feeling like degree and the floating powder phenomenon in the using process are achieved, all the item scores are 1-5, the scores of all the experiencers are summed up, and the average value is obtained, so that the following experimental results are obtained:

	degree of spreading	Smooth feeling	Likeness of skin feel	Powder floating phenomenon
					Experimental group	3.8	4.3	4.5	4.2
Control group	3.1	3.0	3.3	3.5

A higher degree of spreading score indicates a better degree of spreading; the higher the slippery feel score is, the stronger the slippery feel is; a higher skin feel likeness score indicates a higher likeness by the evaluator; a lower floatage score indicates that the white powder is more easily visible on the skin after use. By comparison, the conclusion is finally drawn: compared with a control group, the experimental group has the advantages of better spreading degree, stronger smooth feeling, higher skin feeling like degree and obviously improved floating powder phenomenon. As can be seen from the data, the baby talcum powder prepared by the method has better using effect.

The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts among the embodiments are referred to each other. Details which are not described in detail in the embodiments of the invention belong to the prior art which is known to the person skilled in the art.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The baby talcum powder is characterized by comprising the following components in percentage by mass: 54% -98% of talcum powder; 0.01 to 10 percent of zinc oxide; 0.85 to 5 percent of polymethyl methacrylate; 1% -5% of polydimethylsiloxane; 0.01 to 5 percent of essence; 0.1 to 1 percent of phenoxyethanol; 0.01 to 5 percent of citric acid; 0.01 to 10 percent of magnesium stearate; 0.01-5% of aloe vera leaf extract.

2. The baby powder according to claim 1, wherein the magnesium stearate is present in an amount of 0.01 to 5% by mass.

3. The baby powder according to claim 2, wherein the aloe vera leaf extract is present in an amount of 0.01% to 2% by weight.

4. A baby powder according to claim 3 wherein the polymethylmethacrylate is provided in a monomer amount of 15% to 23%.

5. A baby powder according to claim 4 wherein the polymeric microspheres of polymethylmethacrylate have an average particle size of 5 μm to 12 μm.

6. A baby powder according to claim 5 further comprising: 0.01g of titanium dioxide, and the titanium dioxide is compounded on the polymethyl methacrylate.

7. A process for the preparation of a baby powder according to any one of claims 3 to 6, comprising the specific steps of:

step 1, fully mixing a part of talcum powder and citric acid for later use;

8. The method of claim 7, wherein the polymethyl methacrylate is homogenized by a homogenizer for 5-8 min.