CN114010542B - Lip balm and preparation method thereof - Google Patents

Abstract

The invention discloses a repairing lipstick and a preparation method thereof, and aims to provide a lipstick which has the effects of moistening and moisturizing and repairing skin barrier functions, can effectively improve the problem of dry and water shortage of lip skin, lightens the lip marks and has good smearing property and stability. The technical scheme comprises the following components in percentage by weight based on 100% of the total weight: 58-76% of emollient, 16-24% of thickener, 2-5% of film forming agent, 0.5-3% of efficacy component A, 3-8% of efficacy component B and 0.3-2% of efficacy component C; wherein the film forming agent is a poly diethylene glycol adipate/IPDI copolymer; the functional component A is wampee seed oil without hair water; the functional component C is a compound of jinyuzu seed extract, phenoxyethanol, ethylhexyl glycerol and caprylic/capric triglyceride. Belonging to the field of daily chemical products.

Description

Lip balm and preparation method thereof

Technical Field

The invention relates to lipstick, in particular to lip balm, and also relates to a preparation method of the lip balm, belonging to the field of daily chemicals.

Background

The lips are quite different from the skin of other parts of a human body, the lips are thinner, hair follicles, sebaceous glands and the like are avoided, and the problems of dryness, cracking, peeling, pain, no gloss, lip marks and the like of lips can occur due to the reasons of environment, weather and the like, especially in autumn and winter in dry and cold seasons. Lipstick is often used to improve these conditions.

The existing common lipstick raw materials mainly comprise grease and wax raw materials, and common raw materials comprise beeswax, synthetic wax, ceresin, liquid paraffin, lanolin, vaseline and the like, and the problems of dry lips, water shortage and the like can be temporarily alleviated, but the maintenance time is short, deep repair of the skin of the lips cannot be performed, and in addition, the lip is easy to have chemical residues, cause allergy of the lips, sticky skin feel and poor use feel after long-term use. Some lipsticks are added with more vegetable oil, such as butter fruit, olive oil, castor oil and the like, in order to achieve better repairing effect, but the compatibility of the vegetable oil with mineral oil is reduced due to excessive vegetable oil, and the vegetable oil is easy to generate oxidation and smell, so that the stability of the product is affected. In addition, the existing lipstick product has single efficacy and can not simultaneously meet the multiple repairing effects of moistening and moisturizing and fading the lip marks.

Disclosure of Invention

In view of the above problems, it is an object of the present invention to provide a lip balm which has effects of moisturizing and repairing skin barrier functions, can effectively improve dry and water shortage problem of lip skin, and lightens lip marks, and has good spreadability and stability.

It is another object of the present invention to provide a method for preparing the lip balm.

In order to achieve the above purpose, the technical scheme provided by the invention is as follows:

the lip balm comprises the following components in percentage by weight based on 100% of the total weight: 58-76% of an emollient, 16-24% of a thickener, 2-5% of a film forming agent, 0.5-3% of an efficacy component A, 3-8% of an efficacy component B and 0.3-2% of an efficacy component C;

wherein the film forming agent is a poly diethylene glycol adipate/IPDI copolymer; the functional component A is wampee seed oil without hair water; the functional component C is a compound of jinyuzu seed extract, phenoxyethanol, ethylhexyl glycerol and caprylic/capric triglyceride.

The poly diethylene glycol adipate/IPDI copolymer is an emollient with film forming function, has high gloss and durability, forms a water-resistant film, and can endow lipstick with good water resistance, thereby improving long-term moisturizing effect of the lipstick.

The hairless water wampee seed oil is extracted from seeds of water wampee trees, contains rich flavone such as Huang Pier ketone, water wampee, and the like, has excellent oxidation resistance, and also has the effects of relieving, resisting aging and resisting bacteria.

The compound of the extract of the jinya beans, the phenoxyethanol, the ethylhexyl glycerol and the caprylic/capric triglyceride is purchased from Guangzhou Hui biosciences, and the compound is commercially available as the plant bean ferment, is an oil-soluble component obtained by adopting the low-temperature fermentation process of the jinya beans, can promote the generation of collagen, and has excellent anti-inflammatory and anti-irritation effects.

The emollient is any combination of hydrogenated polyisobutene, tridecyl trimellitate, hydrogenated polysunflower, jojoba seed oil, caprylic/capric triglyceride, olive oil, isononanoate, dioctyl dodecanol dodecanoate, diisopropyl dimerlinoleate; preferably a combination of tridecyl trimellitate, hydrogenated polysunflower, jojoba seed oil, olive oil, dioctyl dodecanol dodecanoate, diisopropyl dimerlinoleate.

Hydrogenated polyisobutene is a synthetic polymer, has the cosmetic property of squalane, is called as synthesized squalane, has the functions of moistening, moisturizing and lubricating, and can help to promote film forming property; the tridecanol trimellitate has thick and soft touch like a blanket, has the effects of moistening and moisturizing, and has high thermal stability; the hydrogenated polysunflower alkene has good compatibility with other grease, has excellent oxidation resistance and thermal stability, can provide thick, smooth and non-stagnation skin feel, and has proved to have anti-wrinkle effect; jojoba seed oil has the advantages of being not easy to oxidize, resistant to high temperature and the like, has good touch sense and ductility, can provide soft and elastic skin feel, is easy to absorb by skin, contains rich vitamins, calcium, magnesium and other substances, and can help to promote the absorption of lips to outside moisture; the caprylic/capric triglyceride is odorless grease with high freshness, is easily absorbed by skin, so that the skin is lubricated and glossy, and has non-greasy texture; the olive oil is rich in squalene and essential fatty acids of human body with excellent skin affinity, can be absorbed rapidly, effectively keeps skin elasticity and luster, contains rich monounsaturated fatty acids, vitamins and phenolic antioxidant substances, can eliminate wrinkles, prevent skin aging, and has the effects of protecting skin and hair, preventing chapping and the like; isononanoate has a unique polymethylbranched structure, provides a dry and extremely soft feel, and is an excellent emollient; dioctyl dodeca dodecadiolate is a low freezing point liquid wax with a feel similar to mineral oil, but without the greasy feel of mineral oil, its unique solvency is its excellent compatibility with most waxes; the diisopropyl dimerlinoleate is an excellent penetrating emollient ester, helps to promote the barrier effect of the product, has low irritation, and can synergistically reduce the irritation of other components in the product.

Still more preferably, the mass ratio of tridecyl alcohol trimellitate, hydrogenated polysunflower alkene, jojoba seed oil, olive oil, dioctyl dodecanol dodecanoate and diisopropyl dimerlinoleate in the emollient is (6-10): (8-14): (5-15): (8-12): (1-4): (12-20).

The thickening agent consists of polyethylene, C20-C40 alcohol and white beeswax; preferably, the thickener is composed of polyethylene, C20-C40 alcohol, white beeswax according to (4-9): (8-12): (3-8).

Polyethylene is a thermoplastic solid wax; a fully saturated long carbon chain linear fatty alcohol obtained by a unique reflecting process of C20-C40 alcohol; the white beewax has strong temperature resistance, can increase the stability of the product, also contains a large amount of nutrient components, can increase the vitality and elasticity of skin, has the effects of nourishing skin, repairing injury and removing wrinkles, and has the activities of resisting oxidation, resisting bacteria and diminishing inflammation. The three components are compounded according to a certain proportion, so that the paste has excellent hardness, stability and smearing performance.

The functional component B is a mixture of vegetable oil and tocopherol (vitamin E); the functional component B consists of one or more of Alnus makinoidis seed oil, olive fruit unsaponifiable matter, cranberry seed oil and cocoa butter and tocopherol (vitamin E), wherein the weight percentage of the tocopherol in the functional component B is 0.2-2%.

The cortex et radix Alder seed oil can achieve anti-aging effect by increasing the hyaluronic acid content and collagen density of skin, and can also effectively promote deep skin moistening; the unsaponifiable matter of olive fruits contains abundant isoprenoids (mostly squalene and isomers) and natural vitamin E, is beneficial to improving the self-protective capability and hydration of skin, preventing skin dryness, and inhibiting lipid peroxidation; the seal-added fruit seed oil is rich in fatty acid, particularly unsaturated fatty acid, which is necessary for human body, can provide more nutrition for skin, improve the binding force of skin tissues, improve the moisturizing capability and repair sebum membranes; the cocoa butter can strengthen skin barrier function, has long-term lasting moisturizing activity, and can effectively improve skin elasticity and lighten lip marks. Because vegetable oil is easy to oxidize, rancid, stink and the like after being heated or stored for a long time, a certain amount of tocopherol (vitamin E) is added to provide a certain antioxidation capability, and in addition, the vegetable oil can effectively reduce the generation of wrinkles, protect the skin from being damaged by ultraviolet rays and pollution and reduce the deposition of scars and pigments.

Furthermore, the lip balm also comprises 0-1% of natural pigment and 0-0.3% of flavoring agent.

Still further, the natural pigment comprises one or more of beta-carotene, cochineal, lithospermum erythrorhizon, annatto; the flavoring agent is plant essential oil and/or essence.

In addition, the invention also provides a preparation method of the lip balm, which comprises the following steps:

s1: heating and stirring the thickener in a water bath kettle at 91-95 ℃ to dissolve uniformly;

s2: cooling to 85-88deg.C, adding emollient and film forming agent, stirring, adding natural pigment (omitted if natural pigment is not contained), homogenizing;

s3: cooling to 80-85deg.C, adding the effective components A and B, stirring, homogenizing, cooling to 70-75deg.C, adding the effective component C, and stirring;

s4: cooling to 60-65deg.C, adding flavoring agent, stirring (if no flavoring agent is contained), pouring into a mold, and cooling to obtain the final product.

Compared with the prior art, the technical scheme provided by the invention has the beneficial effects that:

(1) According to the lipstick, the proper emollients, film forming agents and thickening agents are selected, the proportion of the emollients, the film forming agents and the thickening agents is adjusted, the compatibility of a formula is improved, meanwhile, the hardness of a product is ensured to be moderate, the product is convenient to paint, in addition, functional components are added, so that the lipstick has the effects of deeply moistening and moisturizing, the lip marks can be effectively desalted, and plant essential oil or edible essence can be added to endow the product with fragrance; natural pigment can also be added to give a certain color to the product. In addition, the product is free from adding preservative, and has excellent safety and stability.

(2) The poly diethylene glycol adipate/IPDI copolymer is added into the lipstick product as a film forming agent, so that the lipstick has high gloss and durability, and can be endowed with good water resistance, thereby improving the long-term moisturizing effect of the lipstick.

(3) The functional component A (wampee seed oil without hair water) has excellent soothing, anti-aging and antibacterial effects, and the functional component B is formed by synergistic effects of various vegetable oils and tocopherols (vitamin E) according to a certain proportion, so that the functional component A can effectively moisten skin deeply, increase the barrier function and moisturizing capability of lip skin, prevent the skin from being dehydrated and dried, and effectively lighten the lip marks; the functional component C has good anti-aging, anti-inflammatory and anti-irritation effects, and the multiple active components have the effects of synergistic moistening and moisturizing, improving skin barrier function and fading lip marks, and can effectively improve the dry and water shortage problem of lip skin.

Detailed Description

The technical scheme of the present invention will be described in further detail below with reference to the specific embodiments, but the present invention is not limited thereto. Modifications and variations within the spirit and scope of the present invention will occur to those skilled in the art to which the present invention pertains. Besides, the raw materials adopted in the technical scheme provided by the invention are prepared by conventional means or purchased through commercial channels except for special descriptions.

The extract of Jinjia beans, phenoxyethanol, ethylhexyl glycerol, and caprylic/capric triglyceride complexes, commercially available as plant bean ferments, available from Guangzhou Hui Biotech Co., ltd; the hairless water wampee seed oil is purchased from Qi Hua Du edible essence and spice (Shanghai) limited company; the pentanal seed oil, olive fruit unsaponifiables, was purchased from australian chemical company, inc; the calico seed oil was purchased from baobao, guangzhou; the cocoa butter is available from Shanghai Ri-Care Co.

Example 1

The lip balm is prepared from the following components in 100g by weight:

phase A: tridecyl trimellitate 6g, hydrogenated polysunflower alkene 10g, jojoba seed oil 7g, caprylic/capric triglyceride 10g, olive oil 10g, isononanoate 9g, dioctyl dodecanol dodecanoate 1g, diisopropyl dimerlinoleate 15g;

and B phase: 5g of polyethylene, 12g of C20-C40 alcohol and 4g of white beeswax;

and C phase: 5g of a poly diethylene glycol adipate/IPDI copolymer;

and D phase: 0.7g of hairless water yellow skin seed oil and 4g of functional component B;

e phase: 0.3g of functional component C;

and F phase: 1g of lithospermum erythrorhizon.

Wherein the effective component B consists of Alnus makinoidis seed oil 2g, olive fruit unsaponifiable matter 1.8g and tocopherol 0.2g, and the effective component C is a compound of semen Phaseoli Radiati extract, phenoxyethanol, ethylhexyl glycerol and caprylic/capric triglyceride.

Example 2

The lip balm is prepared from the following components in 100g by weight:

phase A: hydrogenated polyisobutene 6g, tridecyl trimellitate 8g, hydrogenated polysunflower alkene 9g, jojoba seed oil 5g, olive oil 8g, isononanoate 13g, dioctyl dodecanol dodecanoate 4g, diisopropyl dimerlinoleate 12g;

and B phase: 7g of polyethylene, 10g of C20-C40 alcohol and 6g of white beeswax;

and C phase: 2g of a poly diethylene glycol adipate/IPDI copolymer;

and D phase: 1.6g of hairless water yellow skin seed oil and 6.5g of functional component B;

e phase: 1.5g of an efficacy component C;

and F phase: beta-carotene 0.3g;

g phase: 0.1g of flavoring agent.

Wherein the functional component B consists of 2g of Alnus makinoidis seed oil, 1.7g of Sichuan chinse crassa seed oil, 1.5g of cacao butter and 1.3g of tocopherol; the functional component C is a compound of jinyuzu seed extract, phenoxyethanol, ethylhexyl glycerol and caprylic/capric triglyceride.

Example 3

The lip balm is prepared from the following components in 100g by weight:

phase A: hydrogenated polyisobutene 5g, tridecyl trimellitate 9g, hydrogenated polysunflower alkene 8g, jojoba seed oil 10g, caprylic/capric triglyceride 12g, olive oil 11g, dioctyl dodecanol dodecanoate 3g, diisopropyl dimerlinoleate 18g;

and B phase: 4g of polyethylene, 9g of C20-C40 alcohol and 3g of white beeswax;

and C phase: 2.5g of a poly diethylene glycol adipate/IPDI copolymer;

and D phase: 0.5g of hairless water yellow skin seed oil and 3g of functional component B;

e phase: 2g of an efficacy component.

Wherein the functional component B consists of 2.7g of cocoa butter and 0.3g of tocopherol; the functional component C is a compound of jinyuzu seed extract, phenoxyethanol, ethylhexyl glycerol and caprylic/capric triglyceride.

Example 4

The lip balm is prepared from the following components in 100g by weight:

phase A: hydrogenated polyisobutene 4g, tridecyl trimellitate 6g, hydrogenated polysunflower ene 11g, jojoba seed oil 12g, caprylic/capric triglyceride 5g, olive oil 10g, isononyl isononanoate 7g, dioctyl dodecandiate 1g, diisopropyl dimerlinoleate 16g;

and B phase: 5g of polyethylene, 10g of C20-C40 alcohol and 5g of white beeswax;

and C phase: 2.5g of a poly diethylene glycol adipate/IPDI copolymer;

and D phase: 1g of hairless water yellow skin seed oil and 4g of functional component B;

e phase: 0.5g of functional component C.

Wherein the functional component B consists of 0.6g of Alnus makinoidis seed oil, 1.4g of olive fruit unsaponifiable matter, 0.7g of Sichuan chinaroot greenbrier seed oil, 0.5g of cacao butter and 0.8g of tocopherol; the functional component C is a compound of jinyuzu seed extract, phenoxyethanol, ethylhexyl glycerol and caprylic/capric triglyceride.

Example 5

The lip balm is prepared from the following components in 100g by weight:

phase A: tridecyl alcohol trimellitate 7g, hydrogenated polysunflower alkene 9g, jojoba seed oil 8g, olive oil 12g, dioctyl dodecanol dodecanoate 3g, diisopropyl dimerlinoleate 19g;

and B phase: 9g of polyethylene, 11g of C20-C40 alcohol and 4g of white beeswax;

and C phase: 5g of a poly diethylene glycol adipate/IPDI copolymer;

and D phase: 3g of hairless water yellow skin seed oil and 8g of functional component B;

e phase: 1g of an efficacy component C;

and F phase: beta-carotene 0.5g, cochineal 0.5g.

Wherein the functional component B consists of 1.2g of Alnus makinoidis seed oil, 2g of olive fruit unsaponifiable matter, 2g of Sichuan olive fruit seed oil, 2g of large flower cocoa resin and 0.8g of tocopherol; the functional component C is a compound of jinyuzu seed extract, phenoxyethanol, ethylhexyl glycerol and caprylic/capric triglyceride.

Example 6

The lip balm is prepared from the following components in 100g by weight:

phase A: tridecyl alcohol trimellitate 9g, hydrogenated polysunflower alkene 14g, jojoba seed oil 14g, olive oil 9g, dioctyl dodecanol dodecanoate 4g, and diisopropyl dimerlinoleate 20g;

and B phase: 4g of polyethylene, 8g of C20-C40 alcohol and 6g of white beeswax;

and C phase: 3g of a poly diethylene glycol adipate/IPDI copolymer;

and D phase: 2g of hairless water yellow skin seed oil and 5g of functional component B;

e phase: 2g of an efficacy component.

Wherein the functional component B consists of 1g of Alnus makinoidis seed oil, 1g of olive fruit unsaponifiable matter, 1g of Sichuan olive seed oil, 1g of large flower cocoa resin and 1g of tocopherol; the functional component C is a compound of jinyuzu seed extract, phenoxyethanol, ethylhexyl glycerol and caprylic/capric triglyceride.

Example 7

The lip balm is prepared from the following components in 100g by weight:

phase A: 10g of tridecyl trimellitate, 12g of hydrogenated polysunflower alkene, 15g of jojoba seed oil, 10g of olive oil, 2g of dioctyl dodecanol dodecanoate and 16g of diisopropyl dimerlinoleate;

and B phase: 6g of polyethylene, 8g of C20-C40 alcohol and 8g of white beeswax;

and C phase: 4g of a poly diethylene glycol adipate/IPDI copolymer;

and D phase: 1g of hairless water yellow skin seed oil and 6g of functional component B;

e phase: 1.5g of an efficacy component C;

and F phase: 0.2g of annatto;

g phase: 0.3g of flavoring agent.

Wherein the functional component B consists of 1.5g of Alnus makinoidis seed oil, 1g of olive fruit unsaponifiable matter, 1.5g of Sichuan olive fruit seed oil, 1.7g of large flower cocoa resin and 0.3g of tocopherol; the functional component C is a compound of jinyuzu seed extract, phenoxyethanol, ethylhexyl glycerol and caprylic/capric triglyceride.

Example 8

A lip balm similar to example 7 in composition and content is distinguished in that the functional component B consists of 2.5g of cranberry seed oil, 3.2g of cocoa butter and 0.3g of tocopherol.

Example 9

A lip balm similar to example 7 in composition and content is distinguished in that the functional component B consists of 3.2g of five-alder-bark oil, 2.5g of olive fruit unsaponifiables and 0.3g of tocopherols.

The preparation method of the lip balm of examples 1-9 comprises the following steps:

s1: putting the phase B into a water bath kettle with the temperature of 91-95 ℃ for heating, stirring and dissolving uniformly;

s2: cooling to 85-88deg.C, adding phase A and phase C, stirring, adding F phase (omitted if F phase is not contained) dispersed and homogenized with small amount of emollient, homogenizing;

s3: cooling to 80-85deg.C, adding phase D, stirring, homogenizing, cooling to 70-75deg.C, adding phase E, and stirring;

s4: cooling to 60-65deg.C, adding flavoring agent, stirring (if no flavoring agent is contained), pouring into a mold, and cooling to obtain the final product.

In order to better illustrate the beneficial effects of the technical solution provided in the present application, some comparative examples of the present application during the development process are given below.

Comparative example 1

A lip balm was prepared as in example 5, except that the phase B consisted of 13g of polyethylene and 11g of C20-C40 alcohol, and the other ingredients and contents and preparation method were the same as in example 5.

Comparative example 2

A lip balm was prepared as in example 6, except that the phase B consisted of 12g of polyethylene and 6g of white beeswax, and the other ingredients and contents and preparation method were the same as in example 6.

Comparative example 3

A lip balm was compared with example 7, except that the phase B consisted of 10g of polyethylene, 3g of C20-C40 alcohol and 9g of white beeswax, and the other ingredients and contents and preparation method were the same as in example 7.

Comparative example 4

A lip balm was prepared as in example 1, except that 6g of the poly (diethylene glycol adipate)/IPDI copolymer was used in the C phase, and the F phase was not contained, and other components and contents and preparation method were the same as in example 1.

Comparative example 5

A lip balm was prepared as in example 2, except that 8g of hydrogenated polyisobutene was used in the A phase and the C phase was not contained in the poly (diethylene glycol adipate)/IPDI copolymer, and the other components and contents and the preparation method were the same as in example 2.

Comparative example 6

A lip balm was compared with example 6, except that the hairless water yellow skin seed oil in the D phase was 4g, and the E phase was not contained, and other ingredients and contents and preparation method were the same as those in example 6.

Comparative example 7

A lip balm was compared with example 6, except that the D phase was free of hairless water-yellow skin seed oil, and the E phase had an effective component C of 4g, and the other components and contents and preparation method were the same as those of example 6.

Test example 1 stability and breaking force test

The lipsticks prepared in examples 1 to 9 and comparative examples 1 to 3 were subjected to stability and breaking force tests, and the test results are shown in Table 1.

The stability test method comprises the following steps: the sample is placed at room temperature, -15+ -2 ℃, 48+ -2 ℃, and is tested for 3 months under cold and hot circulation (-15+ -2 ℃, 48+ -2 ℃,2 circulation), after the sample is restored to room temperature, the use performance of the sample is observed, and abnormal conditions such as layering, color change, taste change, oil bleeding, softening and the like are observed.

Breaking force test: the measurement was carried out using a lipstick break force tester (lipstick diameter: 12.7 mm).

TABLE 1 stability and breaking force test results

As shown in Table 1, the lipsticks of examples 1 to 9 have good cold resistance and heat resistance, and the breaking force is in the range of 400 to 800, so that the lipsticks are not easy to break in the use process and have good smearing performance. The invention is proved to be capable of forming lipstick with good stability and use performance after reasonable compounding by adopting proper raw materials.

The stability of comparative examples 1 to 3 was inferior to that of examples, oil bleeding or softening occurred under heat-resistant conditions, oil bleeding occurred slightly under alternate cold and heat conditions, and the lipstick of comparative example 3 produced a sticky feel when used, indicating that the present invention uses polyethylene, C20-C40 alcohol, white beeswax according to (4-9): (8-12): (3-8) when used as a thickener in a formulation, the lipstick can be ensured to have good stability and use performance.

Test example 2 moisture retention effect test

65 volunteers aged 18-40 were selected and randomly divided into 13 groups of 5 persons each, and moisturizing effect tests were conducted using lipsticks of examples 1-9 and comparative examples 4-7, respectively. The test sample was uniformly smeared on the lip area using a latex fingerstall at a smearing amount of 2mg/cm ² The lips skin moisture content (MMV,%) was tested with a skin moisture tester Corneometer CM825 before and after 6 hours of use, respectively, and the lips and surrounding skin were cleaned with clear water and equilibrated in the test environment for 30min before each test. The higher the skin moisture content, the better the moisturizing effect of the product. The test results are shown in Table 2.

Table 2 lip skin moisture test results

As can be seen from the results of table 2, the lipsticks of examples 1 to 9 have a better moisturizing effect, wherein the lipsticks of examples 5 to 7 have a better moisturizing effect, which means that when the lipsticks of tridecyl trimellitate, hydrogenated polysunflower ene, jojoba seed oil, olive oil, dioctyl dodecandiol diolate, and diisopropyl dimerlinoleate are compounded as an emollient, the functional component B is composed of the pentaalder seed oil, the olive fruit unsaponifiable matter, the cranberry seed oil, the cocoa butter and the tocopherol (vitamin E), the prepared lipsticks can better increase the moisture content of skin, and have a better moisturizing effect.

From comparison of comparative example 5 and example 2, it is clear that the film former, poly (diethylene glycol adipate)/IPDI copolymer, can help to improve the moisturizing properties of the lipstick; and as is clear from comparison of comparative example 4 and example 1, when the film forming agent content is higher than a certain value, the moisturizing performance of the lipstick is not improved but rather is lowered.

Comparative examples 6 and 7 show a significant decrease in the moisture content of the lip skin when the lipstick formulation does not contain the functional ingredient a or the functional ingredient C, indicating that the functional ingredient A, B, C is synergistic to improve the moisture retention of the lips, as compared to example 6. Test example 3 skin Barrier repair, lip stain fading Effect test and comprehensive evaluation for human trial

The skin barrier repairing and lip mark fading effect testing method comprises the following steps: 65 volunteers aged between 30 and 55 years were selected and randomly grouped into 13 groups of 5 persons each, each with lipstick of examples 1-9 and comparative examples 4-7, once a day and once a night. The transepidermal water loss TEWL value (in g/hm 2) of the lip skin was measured before use and after 1 month of use using a skin moisture loss tester Tewanmeter TM300, and the depth of lip texture (μm) was measured using a MicroSkinII multi-functional dermoscope image analysis system, with clean water to clean the lips and surrounding skin and equilibrate in the test environment for 30 minutes before each test. Lower TEWL values indicate better barrier function of the skin, indicating better healing of the product. The test results are shown in Table 3.

The comprehensive evaluation method for human trial comprises the following steps: the tester comprehensively scores the moistening degree, the moisturizing property, the lip mark fading effect and the experience sense of the test sample after using for 2 months. The best score of 5, the worst score of 1 and the test results are shown in Table 4.

TABLE 3 lip skin TEWL and lip test results

As can be seen from table 3, after 1 month of use of the lipsticks of examples 1 to 9, both TEWL value and lip mark depth value of the lip skin were lowered, demonstrating that the lipsticks of the present invention are capable of repairing barrier function of the lip skin and lightening the lip mark, and examples 5 to 7 are superior to examples 1 to 4 in effect, demonstrating that the effects of repairing barrier function of the lipsticks and lightening the lip mark are better when the functional ingredient B is composed of tridecanol trimellitate, hydrogenated polysunflower, jojoba seed oil, olive oil, dioctyl dodecandiol diacid ester, diisopropyl dimerlinoleate as an emollient, and the functional ingredient B is composed of penta-alder seed oil, olive fruit unsaponifiables, cranberry seed oil, cocoa butter and tocopherol (vitamin E).

From comparison of comparative example 5 and example 2, it is clear that the film former, poly (diethylene glycol adipate)/IPDI copolymer, can help to improve the effect of lipstick repair barrier function and help to lighten the lip marks; from the comparison between comparative example 4 and example 1, the variation in TEWL value and the variation in depth of the lips were not significantly different.

Comparative examples 6 and 7 show that the lip balm has significantly reduced barrier repairing and lip gloss reducing effects when the lip balm formulation does not contain the functional ingredient a or the functional ingredient C, indicating that the functional ingredient A, B, C of the present invention synergistically enhances the best effect.

Table 4 evaluation results of human body comprehensive use

As shown in Table 4, the lipsticks of examples 1 to 9 all had good effects of moisturizing and lightening the lips, and had good spreadability. The lipstick of comparative example 4 had poor extensibility and a slight sticky feel due to the large film former content. The effects of moistening degree, moisturizing property and fading lip marks of comparative examples 5-7 are lower than those of examples, and the lipstick provided by the invention is proved to have the effects of deeply moistening and moisturizing, effectively fading lip marks and better repairing lip skin by selecting proper emollients, film forming agents and thickening agents and adjusting the proportion, improving the compatibility of a formula, ensuring moderate hardness of a product and being convenient to paint and adding the functional components A, B, C to cooperate.

The above examples are preferred embodiments of the present invention, but the embodiments of the present invention are not limited by the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present invention should be made in the equivalent manner, and the embodiments are included in the protection scope of the present invention.

Claims (5)

1. The lip balm is characterized by comprising the following components in percentage by weight based on 100% of the total weight: 58-76% of emollient, 16-24% of thickener, 2-5% of film forming agent, 0.5-3% of efficacy component A, 3-8% of efficacy component B and 0.3-2% of efficacy component C;

wherein the film forming agent is a poly diethylene glycol adipate/IPDI copolymer; the functional component A is wampee seed oil without hair water; the functional component C is a compound of jinya bean seed extract, phenoxyethanol, ethylhexyl glycerol and caprylic/capric triglyceride, and the commercial name of the functional component C is bean-grafting ferment which is purchased from Guangzhou Hui biological technology Co., ltd;

the functional component B consists of cortex Alni Radicis oil, olive fruit unsaponifiable matter, semen Caesalpiniae, cocoa butter and tocopherol, wherein the weight percentage of the tocopherol in the functional component B is 0.2-2%;

the thickener is prepared from polyethylene, C20-C40 alcohol and white beeswax according to the following steps (4-9): (8-12): (3-8).

2. The lip balm of claim 1, wherein the emollient is any combination of hydrogenated polyisobutene, tridecyl trimellitate, hydrogenated polysunflower, jojoba seed oil, caprylic/capric triglyceride, olive oil, isononanoate, dioctyldodecanol dodecanoate, diisopropyl dimerlinoleate.

3. The lip balm according to claim 1, further comprising 0-1% of natural pigment and 0-0.3% of flavoring agent.

4. The lip balm of claim 3, wherein the natural pigment comprises one or more of beta-carotene, cochineal, shikonin, annatto; the flavoring agent is plant essential oil and/or edible essence.

5. The method for preparing a lip balm according to any one of claims 1 to 4, comprising the steps of:

s1: heating and stirring the thickener in a water bath kettle at 91-95 ℃ to dissolve uniformly;

s2: cooling to 85-88deg.C, adding emollient and film forming agent, stirring, adding natural pigment uniformly dispersed with small amount of emollient, and homogenizing;

s3: cooling to 80-85deg.C, adding the effective components A and B, stirring, homogenizing, cooling to 70-75deg.C, adding the effective component C, and stirring;

s4: cooling to 60-65deg.C, adding flavoring agent, stirring, pouring into a mold, and cooling to obtain the final product;

if natural pigments or flavoring agents are not contained, the relevant steps are omitted.