CN111840133A - Transparent pressed powder and preparation method thereof - Google Patents

Abstract

The invention provides a transparent pressed powder which is composed of silicone oil, oil absorption powder, a silicon elastomer, a preservative, an antioxidant and a pigment. The invention also provides a preparation method of the transparent pressed powder for cosmetics. The invention is used as a foundation before makeup, achieves the functions of controlling oil, softening the focus, hiding fine lines and pores, has an appearance different from that of common powder cakes in the market, and is transparent or semitransparent powder blocks.

Description

Transparent pressed powder and preparation method thereof

The technical field is as follows:

the invention belongs to the field of chemical industry, particularly relates to a household chemical product, particularly relates to a makeup cosmetic, and specifically relates to a transparent pressed powder and a preparation method thereof.

Background art:

with the vigorous development of the makeup cosmetic market, the traditional makeup product types, such as dual-purpose pressed powder, loose powder, foundation cream and other product formulations, are difficult to meet the requirements of the consumer market, the functional requirements of people on the makeup product are increasingly refined, consumers especially realize the importance of a foundation product before makeup to molding exquisite makeup, and the makeup product is required to have unique appearance and shape so as to meet the pursuit of women for beauty.

The invention content is as follows:

the invention aims to provide a transparent powder cake for makeup and a preparation method thereof, and solves the technical problem that the traditional makeup product has poor oil control effect.

The invention provides a transparent pressed powder which is prepared from the following raw materials in percentage by mass,

further, the silicone oil is any one or a combination of more than two of polydimethylsiloxane, cyclopentadimethylsiloxane, cyclohexasiloxane, phenyl trimethicone and diphenyl siloxy phenyl trimethicone.

Further, the oil-absorbing powder is any one or a combination of two or more of polymethylsilsesquioxane, silica, HDI/trimethylol hexyl lactone crosspolymer, polydimethylsiloxane/vinyl polydimethylsiloxane crosspolymer, and polydimethylsiloxane crosspolymer.

Further, the silicone elastomer is any one or a combination of two or more of a mixture of polydimethylsiloxane and polydimethylsiloxane/vinyl polydimethylsiloxane crosspolymer, a mixture of cyclopentadimethylsiloxane and polydimethylsiloxane/vinyl polydimethylsiloxane crosspolymer, a mixture of polydimethylsiloxane and polydimethylsiloxane crosspolymer, and a mixture of cyclopentadimethylsiloxane and polydimethylsiloxane crosspolymer.

Further, the preservative is any one or the combination of more than two of ethyl hexyl glycerol, octyl glycol, phenoxyethanol and 1, 2-hexanediol.

Further, the antioxidant is any one or a combination of more than two of butylated hydroxytoluene, tocopherol and tocopherol acetate.

Further, the pigment is any one or a combination of more than two of CI 61565, CI 60725, CI17200, CI 73360, CI 16255, CI75470, CI 16035, CI 15850, CI 45410, CI 19140, CI42090, CI 77947 and CI 15985.

Further, the transparent pressed powder is prepared from the following components in percentage by mass, and is shown in the table

TABLE 1

Components	Ratio 1	Ratio 2	Ratio 3	Ratio 4	Ratio 5
						Silicone oil	26.395％	29.2995％	41.297％	35％	48.198％
Oil-absorbing powder	49％	50％	55％	43.1498％	31％
						Silicon elastomer	24％	20％	3％	21％	20％
Preservative	0.6％	0.5％	0.7％	0.7％	0.7％
						Antioxidant agent	0.005％	0.2％	0.003％	0.15％	0.1％
Pigment	0％	0.0005％	0％	0.0002％	0.002％

The invention also provides a preparation method of the transparent pressed powder, which comprises the following steps:

(1) weighing the raw materials of the components according to the mass percentage;

(2) mixing silicone oil and oil absorption powder in a container, and stirring until the silicone oil and the oil absorption powder are uniformly dispersed;

(3) adding the pigment into the system in the step (2), and stirring until the pigment is dissolved uniformly;

(4) adding the silicon elastomer into the system in the step (3), and stirring until the silicon elastomer is uniformly dispersed;

(5) sequentially adding the preservative and the antioxidant into the system in the step (4), and stirring until the preservative and the antioxidant are uniformly dispersed;

(6) placing the material obtained in the step (5) in a reaction kettle, vacuumizing and defoaming to obtain a transparent material;

(7) and (4) filling the material obtained in the step (6) into an aluminum disc, and pressing and forming by using a powder pressing machine to obtain the transparent pressed powder.

The components used in the invention are characterized as follows:

1. silicone oil

As the main solvent in the transparent pressed powder, and endows the skin with moisture and silky skin feeling.

As the silicone oil in the transparent pressed powder, the following silicone oils are included, but not limited to: polydimethylsiloxanes, cyclopentadimethylsiloxanes, cyclohexasiloxanes, phenyl trimethicones and diphenylsiloxyphenyl trimethicones.

2. Oil-absorbing powder

As a filler in the transparent pressed powder, the oil-controlling powder adsorbs redundant grease on the surface to achieve the effect of controlling oil and generate the function of softening coke and hiding fine lines and pores.

As the oil-absorbing powder in the transparent compact, the following oil-absorbing powders are included but not limited: polymethylsilsesquioxane, silica, HDI/trimethylolhexyllactone crosspolymer, polydimethylsiloxane/vinylpolydimethylsiloxane crosspolymer, and polydimethylsiloxane crosspolymer.

3. Silicon elastomer

The transparent pressed powder is used as an emollient and oil control component, adsorbs redundant oil on the epidermis to achieve the oil control effect, generates the soft-focus effect, and provides silky skin feeling.

As the silicon elastomer in the transparent compact, the following silicon elastomers are included but not limited: a mixture of dimethicone and dimethicone/vinyl dimethicone crosspolymer, a mixture of cyclopentadimethicone and dimethicone/vinyl dimethicone crosspolymer, a mixture of dimethicone and dimethicone crosspolymer, cyclopentadimethicone and dimethicone crosspolymer.

4. Preservative

As a preservative in the transparent pressed powder, a commonly used preservative for cosmetics is used for preventing microbial contamination of products; the amount used is in accordance with the global cosmetic regulations.

As preservatives in the clear compact, the following preservatives are included, but not limited to: ethylhexyl glycerin, caprylyl glycol, phenoxyethanol, and 1, 2-hexanediol

5. Antioxidant agent

As an antioxidant in the transparent pressed powder, the antioxidant can prevent or delay the oxidative rancidity of grease.

As the antioxidant in the transparent compact, the following antioxidants are included, but not limited to: butylated hydroxytoluene, tocopherol, and tocopherol acetate.

6. Pigment

As colorants in the clear compact, the following pigments are included, but not limited to: any one or combination of more than two of CI 61565, CI 60725, CI17200, CI 73360, CI 16255, CI75470, CI 16035, CI 15850, CI 45410, CI 19140, CI42090, CI 77947 and CI 15985 can be colorless without adding pigment.

The oil-absorbing powder is used as a foundation before makeup, achieves the oil control effect by adding the oil-absorbing powder with the hollow structure, achieves the functions of softening focus, invisible fine lines and pores by the light diffusion principle, and lays a foundation for next makeup. The invention has the appearance different from common powder cakes in the market, is transparent or semitransparent powder blocks, has quite uniqueness, and has excellent oil control and soft-focus effects.

Compared with the prior art, the invention has the advantages of positive and obvious technical effect. The biggest difference between the transparent pressed powder of the invention and the prior pressed powder products on the market is as follows:

(1) the product has obvious oil control and soft coke effects;

(2) transparent or translucent powder-like appearance.

Drawings

Figure 1 shows the instant oil control effect using the present invention.

Detailed Description

The invention is further described below with reference to specific examples, wherein the proportions of the specific examples are shown in table 2:

TABLE 2

Description of the preparation process:

the components of the transparent pressed powder of examples 1-5 in Table 2 are proportioned and prepared according to the following steps:

(1) weighing the raw materials of the components according to the mass percentage;

(2) mixing the silicone oil and the oil absorption powder in a container, starting a stirrer, and stirring at 1000rpm/min for about 10 minutes until the silicone oil and the oil absorption powder are uniformly dispersed;

(3) if the formula contains pigment, adding the pigment into the system in the step (2), starting a stirrer, and stirring at 1000rpm/min for about 10 minutes until the pigment is uniformly dissolved;

(4) adding the silicon elastomer into the system in the step (3), starting a stirrer, and stirring at the speed of 1000rpm/min for about 10 minutes until the silicon elastomer is uniformly dispersed;

(5) sequentially adding the preservative and the antioxidant into the system in the step (4), starting a stirrer, and stirring at the speed of 200rpm/min for about 5 minutes until the preservative and the antioxidant are uniformly dispersed;

(6) placing the material obtained in the step (5) in a reaction kettle, vacuumizing and defoaming to obtain a transparent material;

(7) and (4) filling the material obtained in the step (6) into an aluminum disc, and pressing and forming by using a powder pressing machine to obtain the material.

Experimental comparison of this product

(1) The experimental method comprises the following steps: 30 female volunteers aged 40-50 years are selected as test subjects, and the formula of the formula materials of example 1 and example 2 is shown in Table 3

Evaluation of Soft Focus Effect

a, evaluating the effect of the soft-focus fishtail pattern: respectively taking 0.5 g of the material bodies in the embodiment 1 and the embodiment 2, sequentially coating the material bodies on the fishtail line of a test object, taking pictures before and after coating, observing the fine line condition on the pictures by naked eyes, and evaluating the effect of the invisible fine line;

b, evaluating the effect of soft focus pores: respectively taking 0.5 g of the materials in the embodiment 1 and the embodiment 2, sequentially coating the materials on two side areas of a nasal wing of a test object, taking pictures before and after coating, observing the pore condition on the pictures by naked eyes, and evaluating the effect of the invisible pores;

evaluation of oil control Effect (FIG. 1)

a, evaluating the instant oil control effect: taking 1 g of the test object of the embodiment 1 and the embodiment 2 respectively, sequentially coating the test object on the right half part of the face T area of the test object, not coating the left half part of the face T area of the test object, and taking pictures of the test object before and after coating the face T area;

b, shooting a picture of the T area again after 2 hours, observing the oil and light condition on the picture by naked eyes, and comparing and evaluating the oil and light condition of the face on the left and right halves of the T area;

and c, taking a picture of the T area again after 4 hours, observing the gloss condition on the picture by naked eyes, and comparing and evaluating the gloss condition of the face on the left half and the right half of the T area.

(2) The experimental scoring basis is: and observing the oil and light conditions of fine lines, pores and T area of the face by naked eyes. The best effect is 5 at the highest point, and the worst effect is 0 at the lowest point. And filling a trial evaluation table according to the observation result, collecting the experimental trial evaluation table, taking the arithmetic mean of the evaluation scores, and obtaining the statistical result shown in the table 4.

TABLE 3

TABLE 4

(2) And (4) experimental conclusion:

a, as shown by the scoring results in table 4, examples 1 and 2 both had significant soft-focus crow's feet and pores, both had excellent immediate oil control, and exhibited good 2-hour and 4-hour oil control. The advantages are significant.

b, observing the appearance of the powder lumps of the example 1 and the example 2, wherein the example 1 is colorless transparent powder lumps, and the example 2 is light yellow transparent powder lumps. The appearance of the common pressed powder cake is opaque powder block, and the product has obvious difference from the common pressed powder cake in transparency, and the transparent appearance is unique.

Product security verification

TABLE 5

Detecting items	Detection standard	Test results
			Colony count/(CFU/g)	≤1000	Meets the technical Specification for cosmetic safety
Mold and yeast/(CFU/g)	≤100	Meets the technical Specification for cosmetic safety
			Fecal coliform bacteria/g	Cannot be detected	Meets the technical Specification for cosmetic safety
Pseudomonas aeruginosa/g	Cannot be detected	Meets the technical Specification for cosmetic safety
			Staphylococcus aureus/g	Cannot be detected	Meets the technical Specification for cosmetic safety
Lead/(mg/kg)	≤10	Meets the technical Specification for cosmetic safety
			Arsenic/(mg/kg)	≤2	Meets the technical Specification for cosmetic safety
Mercury/(mg/kg)	≤1	Meets the technical Specification for cosmetic safety
			Cadmium (mg/kg)	≤5	Meets the technical Specification for cosmetic safety

The foregoing examples are provided for illustration and description of the invention and are not intended to limit the invention to the described examples. It will be further understood by those skilled in the art that the present invention is not limited to the above examples and that many more variations and modifications are possible in light of the above teaching. Such variations and modifications are intended to fall within the scope of the present invention as claimed.

Claims (8)

1. The transparent pressed powder is characterized by being prepared from the following raw materials in percentage by mass:

2. the transparent pressed powder of claim 1, wherein: the silicone oil is any one or the combination of more than two of polydimethylsiloxane, cyclopentadidimethyl siloxane, cyclohexasiloxane, phenyl trimethicone and diphenyl siloxy phenyl trimethicone.

3. The transparent pressed powder of claim 1, wherein: the oil absorption powder is any one or the combination of more than two of polymethylsilsesquioxane, silica, HDI/trihydroxymethyl hexyl lactone cross-linked polymer, polydimethylsiloxane/vinyl polydimethylsiloxane cross-linked polymer and polydimethylsiloxane cross-linked polymer.

4. The transparent pressed powder of claim 1, wherein: the silicone elastomer is any one or the combination of more than two of a mixture of polydimethylsiloxane and polydimethylsiloxane/vinyl polydimethylsiloxane cross-linked polymer, a mixture of cyclopentadimethylsiloxane and polydimethylsiloxane/vinyl polydimethylsiloxane cross-linked polymer, a mixture of polydimethylsiloxane and polydimethylsiloxane cross-linked polymer, and a mixture of cyclopentadimethylsiloxane and polydimethylsiloxane cross-linked polymer.

5. The transparent pressed powder of claim 1, wherein: the antiseptic is one or more of ethylhexyl glycerol, octyl glycol, phenoxyethanol and 1, 2-hexanediol.

6. The transparent pressed powder of claim 1, wherein: the antioxidant is any one or the combination of more than two of butylated hydroxytoluene, tocopherol and tocopherol acetate.

7. The transparent pressed powder of claim 1, wherein: the pigment is any one or combination of more than two of CI 61565, CI 60725, CI17200, CI 73360, CI 16255, CI75470, CI 16035, CI 15850, CI 45410, CI 19140, CI42090, CI 77947 and CI 15985.

8. The method for preparing a transparent pressed powder according to claim 1, comprising the steps of:

(1) weighing the raw materials of the components according to the mass percentage;

(2) mixing silicone oil and oil absorption powder in a container, and stirring until the silicone oil and the oil absorption powder are uniformly dispersed;

(3) adding the pigment into the system in the step (2), and stirring until the pigment is dissolved uniformly;

(4) adding the silicon elastomer into the system in the step (3), and stirring until the silicon elastomer is uniformly dispersed;

(5) sequentially adding the preservative and the antioxidant into the system in the step (4), and stirring until the preservative and the antioxidant are uniformly dispersed;

(6) placing the material obtained in the step (5) in a reaction kettle, vacuumizing and defoaming to obtain a transparent material;

(7) and (4) filling the material obtained in the step (6) into an aluminum disc, and pressing and forming by using a powder pressing machine to obtain the transparent pressed powder.

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