阅读说明：本技术 一种剥离式面膜及其制备方法 (Stripping type mask and preparation method thereof ) 是由 袁旻嘉 雷文龙 于丽丽 李维 胡新成 于 2021-01-12 设计创作，主要内容包括：本发明涉及护肤品领域,更具体地,本发明涉及一种剥离式面膜及其制备方法,所述剥离式面膜包括水相啫喱和油相啫喱；所述油相啫喱包括油性润肤剂、钙盐；所述水相啫喱包括海藻酸钠、非钙盐类无机盐、水；所述非钙盐类无机盐占水相啫喱的0.5-2wt％。本发明所述剥离式面膜在含有水相啫喱和油相啫喱时,涂敷之后水润程度好,用后不仅保水性好,同时没有水分溢出,且成膜性良好,易于使用,产品稳定性可靠。(The invention relates to the field of skin care products, in particular to a stripping type facial mask and a preparation method thereof, wherein the stripping type facial mask comprises water-phase gel and oil-phase gel; the oil-phase gel comprises an oily emollient and a calcium salt; the water-phase gel comprises sodium alginate, non-calcium salt inorganic salt and water; the non-calcium salt inorganic salt accounts for 0.5-2 wt% of the water-phase jelly. When the peel-off facial mask contains water-phase gel and oil-phase gel, the moisture degree after coating is good, the water retention is good after use, meanwhile, no water overflows, the film forming property is good, the use is easy, and the product stability is reliable.)

1. A peeling mask is characterized by comprising water-phase gel and oil-phase gel; the oil-phase gel comprises an oily emollient and a calcium salt; the water-phase gel comprises sodium alginate, non-calcium salt inorganic salt and water.

2. The mask pack according to claim 1, wherein the inorganic salt other than calcium salt is selected from one or more of chloride, sulfate, glycyrrhetate and oxalate.

3. The peel-off mask pack according to claim 2, wherein when the non-calcium salt type inorganic salt is glycyrrhetate, the glycyrrhetate accounts for 0.8-2 wt% of the aqueous gel.

4. The peel-off mask pack according to any one of claims 1 to 3, wherein the aqueous gel further comprises a polyhydric alcohol.

5. The peel-off mask pack according to claim 4, wherein the polyhydric alcohol is present in an amount of 1 to 5% by weight based on the aqueous gel.

6. The peel-off mask pack according to claim 5, wherein the sodium alginate is present in an amount of 1 to 10 wt% based on the aqueous gel.

7. The peel-off mask pack according to claim 6, wherein the calcium salt is 10 to 25 wt% of the oil-phase gel.

8. The peel-off mask pack according to any one of claims 5 to 7, wherein the oil-phase gel further comprises 5 to 20 wt% of an adsorbent.

9. The peel-off mask pack according to claim 1, wherein the weight ratio of the water-phase gel to the oil-phase gel is (1-10): 1.

10. a method for preparing a release mask according to any one of claims 1 to 9, comprising: mixing the water phase gel and the oil phase gel to obtain the final product.

Technical Field

The invention relates to the field of skin care products, in particular to a stripping type facial mask and a preparation method thereof.

Background

The facial mask is a common skin care product, has a large market share in the field of cosmetics, and is favored by more and more consumers. The mask product formulation includes a cream type, a gel type, a powder type, a face pack type, etc., and is roughly classified into a peel-off type, an elution type, and a leave-on type mask according to the method of use. The stripping type mask can be completely uncovered after being smeared for a certain time, does not need to wash the face after use, is easy to use, has the functions of cleaning garbage in pores, moisturizing and the like, is one of the most widely used mask formulations, and has a film forming mechanism that sodium alginate reacts with calcium ions to generate calcium alginate gel. At the present stage, the following forms of peel-off mask products are mainly available, which are characterized in that:

the C-form peel-off facial mask generally has the problems of insufficient water wettability or water overflow, the insufficient water wettability causes poor moisture retention, and the water overflow causes poor use experience.

Disclosure of Invention

In view of the problems of the prior art, the present invention provides, in a first aspect, a peel-off mask comprising an aqueous gel and an oil phase gel; the oil-phase gel comprises an oily emollient and a calcium salt; the water-phase gel comprises sodium alginate, non-calcium salt inorganic salt and water.

In a preferred embodiment of the present invention, the non-calcium salt inorganic salt is selected from one or more of chloride, sulfate, glycyrrhetate and oxalate.

In a preferable technical scheme of the invention, when the non-calcium salt inorganic salt is glycyrrhetate, the glycyrrhetate accounts for 0.8-2 wt% of the water-phase gel.

As a preferred technical solution of the present invention, the aqueous gel further comprises a polyhydric alcohol.

As a preferable technical scheme of the invention, the polyalcohol accounts for 1-5 wt% of the water-phase gel.

As a preferable technical scheme of the invention, the sodium alginate accounts for 1-10 wt% of the water-phase gel.

As a preferable technical proposal of the invention, the calcium salt accounts for 10 to 25 weight percent of the oil-phase jelly.

As a preferable technical scheme of the invention, the oil-phase gel also comprises 5-20 wt% of an adsorbent.

As a preferable technical scheme of the invention, the weight ratio of the water-phase gel to the oil-phase gel is (1-10): 1.

the second aspect of the present invention provides a method for preparing the peel-off mask, comprising: mixing the water phase gel and the oil phase gel to obtain the final product.

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

when the peel-off facial mask contains water-phase gel and oil-phase gel, the moisture degree after coating is good, the water retention is good after use, meanwhile, no water overflows, the film forming property is good, the use is easy, and the product stability is reliable.

Drawings

FIGS. 1 to 12 are views showing the moisturizing effects of the release type facial masks obtained in examples 1 to 12 of the present invention, respectively.

Detailed Description

The present invention is illustrated by the following specific embodiments, but is not limited to the specific examples given below.

The first aspect of the present invention provides the peeling mask, which comprises an aqueous phase gel and an oil phase gel; the oil-phase gel comprises an oily emollient and a calcium salt; the water-phase gel comprises sodium alginate, non-calcium salt inorganic salt and water.

Jelly, the transliteration of English gelatine or jelly, also called as gelatin or fish glue, translates into mesopower and Jili. The edible glue powder is classified into plant type and animal type, wherein the plant type is colorless and tasteless edible glue powder compounded by natural seaweed extraction glue; the animal type is organic compound prepared by decocting animal skin and bone, and is colorless or yellowish semitransparent granule, flake or powder. It is used for keeping fresh and decorating fresh fruit and snack and making jelly confectionery products. The word is included in the book "modern Chinese dictionary (6 th edition)" (page 1649).

Aqueous gel

The weight ratio of the inorganic salt other than calcium salt in the aqueous gel is not particularly limited, and those skilled in the art can make routine adjustments according to the desired moisture level of the mask.

In one embodiment, the non-calcium salt inorganic salt is present in an amount of 0.5 to 2% by weight of the aqueous gel.

Preferably, the non-calcium salt inorganic salt is 2 wt% of the aqueous gel.

In one embodiment, the non-calcium salt inorganic salt is selected from one or more of chloride, sulfate, glycyrrhetate and oxalate.

Preferably, the non-calcium salt inorganic salt is selected from one or more of chloride, sulfate and glycyrrhetate.

The chloride, sulfate, glycyrrhetate and oxalate of the invention are not particularly limited and can be selected by those skilled in the art conventionally.

In one embodiment, the chloride is sodium chloride and/or potassium chloride.

In one embodiment, the sulfate is one or more of magnesium sulfate, sodium sulfate, magnesium sulfate heptahydrate.

In one embodiment, the glycyrrhetate is dipotassium glycyrrhizinate.

The chloride and sulfate salts of the present invention are not particularly limited, and those skilled in the art can select them according to the description of the present application.

In one embodiment, when the non-calcium salt inorganic salt is glycyrrhetate, the glycyrrhetate is 0.8-2 wt% of the aqueous gel.

In one embodiment, the aqueous gel further comprises a polyol.

Preferably, the polyalcohol accounts for 1-5 wt% of the water-phase gel.

In one embodiment, the sodium alginate is present in an amount of 1-10% by weight of the aqueous gel.

Preferably, the sodium alginate accounts for 2.8 wt% of the aqueous gel.

In one embodiment, the aqueous gel further comprises a set retarder.

Preferably, the retarder accounts for 0.3-0.4 wt% of the water-phase gel; more preferably, the set retarder comprises 0.4 wt% of the aqueous gel.

The retarder of the present invention is not particularly limited and may be conventionally selected by those skilled in the art.

In one embodiment, the retarder is sodium pyrophosphate decahydrate.

In one embodiment, the aqueous gel further comprises a preservative.

Preferably, the preservative accounts for 0.1-1 wt% of the aqueous gel; more preferably, the preservative is present in an amount of 0.2 to 0.5% by weight of the aqueous gel.

In one embodiment, the aqueous gel further comprises auxiliary components such as a chelating agent, an adsorbent, a humectant and the like.

The auxiliary components described in the invention are not particularly limited and can be selected conventionally by those skilled in the art.

Oil-phase gel

The oily emollient of the present invention is not particularly limited, and pentaerythritol tetra (ethyl hexanoate), caprylic/capric triglyceride, ethylhexyl palmitate, isopropyl myristate, jojoba (SIMMONDSIA CHINENSIS) seed oil, macadamia nut (MACADAMIA INTEGRIFOLIA) seed oil, and the like can be exemplified.

The calcium salt of the present invention is not particularly limited, and examples thereof include anhydrous calcium sulfate, and calcium sulfate dihydrate.

In one embodiment, the calcium salt comprises 10-25 wt% of the oil phase gel.

Preferably, the calcium salt is 20 wt% of the oil phase gel.

In one embodiment, the oil phase gel further comprises 5-20 wt% of an adsorbent.

Preferably, the oil-phase jelly also comprises 15 wt% of an adsorbent.

The adsorbent of the present invention is not particularly limited, and diatomaceous earth, activated carbon and the like can be exemplified.

In one embodiment, the adsorbent is diatomaceous earth.

In one embodiment, the oil phase gel further comprises 2-10 wt% of a surfactant.

Preferably, the oil-phase gel further comprises 8 wt% of a surfactant.

The surfactant of the present invention is not particularly limited, and lauryl glucoside, octyl/decyl glucoside, caprylyl/caprylamidopropyl betaine, lauramidopropyl hydroxysultaine, cocamidopropyl hydroxysultaine, sodium lauroamphoacetate, sodium cocoamphoacetate, tween, TEA salt of lauroyl glutamic acid, and the like can be exemplified.

In one embodiment, the weight ratio of the water-phase gel to the oil-phase gel is (1-10): 1.

preferably, the weight ratio of the water-phase gel to the oil-phase gel is 5: 1.

although the existing stripping facial mask consisting of the water-phase gel and the oil-phase gel is easy to mix in the using process, the problems of insufficient water wettability or water overflow after coating are solved. The applicant unexpectedly found that when the aqueous gel comprises non-calcium salt inorganic salt, the water wettability of the obtained release mask is obviously improved, and particularly when the aqueous gel comprises 0.5-2 wt% of non-calcium salt inorganic salt, the obtained release mask has excellent water wettability and does not have the problem of water overflow.

In the application, the water-phase gel and the oil-phase gel are stored separately, and the water-phase gel and the oil-phase gel are mixed when in use.

The second aspect of the present invention provides a method for preparing the peel-off mask, comprising: mixing the water phase gel and the oil phase gel to obtain the final product.

Examples

Hereinafter, the present invention will be described in more detail by way of examples, but it should be understood that these examples are merely illustrative and not restrictive. The starting materials used in the examples which follow are all commercially available unless otherwise stated.

Examples 1 to 12 of the present invention provide a peel-off type mask which is composed of a water-phase gel and an oil-phase gel.

Wherein, the oil phase jelly in the examples 1 to 12 is the same, the specific components are shown in the table 1, and the unit is weight portion.

TABLE 1

The specific ingredients of the aqueous gel of examples 1-9 are shown in Table 2, the unit is weight portion.

TABLE 2

The water-moistening effect graph in the application is obtained by the following method:

mixing water-phase gel and oil-phase gel in a weight ratio of 5:1, and uniformly stirring the two phases for applying on a face;

secondly, the mask is removed after being applied on the face for 20 minutes, and the removed mask is placed on common clean A4 paper and stands for 5 minutes;

and thirdly, after 5 minutes, comparing the sizes of the watermarks on the A4 paper to judge the water wettability: if the watermark is large, the water wettability is sufficient, and if the watermark is small, the water wettability is insufficient.

The specific components of the aqueous gel of examples 10-12 are shown in Table 3, the unit is weight portion.

TABLE 3

As can be seen from fig. 1-12, the application of the present invention adds a certain amount of inorganic salt other than calcium salt to the aqueous gel, especially when a certain amount of polyhydric alcohol is present in the aqueous gel, the water-wettability of the obtained peel-off mask is better.

The foregoing examples are merely illustrative and serve to explain some of the features of the method of the present invention. The appended claims are intended to claim as broad a scope as is contemplated, and the examples presented herein are merely illustrative of selected implementations in accordance with all possible combinations of examples. Accordingly, it is applicants' intention that the appended claims are not to be limited by the choice of examples illustrating features of the invention. Also, where numerical ranges are used in the claims, subranges therein are included, and variations in these ranges are also to be construed as possible being covered by the appended claims.