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A kind of anti-freckle stick and its preparation method

A freckle-removing, mass-ratio technology, applied in the field of freckle-removing and whitening cosmetics, can solve the problems of easy softening and inconspicuous effect, and achieve the effect of low production cost, good effect and reduced softening

Active Publication Date: 2021-04-30
泉后(广州)生物科技研究院有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Chinese patent CN 107583183A discloses a three-purpose pen for removing acne, freckles and itching for students. The cream stick is easy to soften, so it is necessary to develop a freckle stick, which is easy to use, has remarkable freckle and whitening effects, and the appearance of the stick is stable, suitable for long-term use

Method used

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  • A kind of anti-freckle stick and its preparation method
  • A kind of anti-freckle stick and its preparation method
  • A kind of anti-freckle stick and its preparation method

Examples

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Embodiment 1～6

[0041] Embodiment 1~6, freckle removing stick of the present invention and preparation method thereof

[0042] The formulations of the freckle-removing sticks of Examples 1 to 6 of the present invention are shown in Table 2 below.

[0043] Table 2

[0044]

[0045]

[0046] The preparation method of embodiment 1-6 freckle stick of the present invention comprises the following steps:

[0047] S1. Weigh shea butter oil, pentaerythritol tetraisostearate, candelilla wax, cetearyl alcohol, beeswax, konjac polysaccharide and hydrogenated polyisobutene into the oil bath dissolving tank, heat to 85°C, keep 20min, stir and dissolve evenly to obtain mixture A;

[0048] S2. Weigh tocopherol, ascorbic acid tetraisopalmitate, kojic acid dipalmitate and glabridin oil solution into deionized water, stir until completely dissolved, and obtain a solution with a concentration of 20%, as mixture B;

[0049] S3. Preheat the mixture B obtained in step S2 to 60°C and slowly add it dropwise...

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Abstract

The present invention relates to the field of freckle-removing and whitening cosmetics, and provides a freckle-removing stick and a preparation method thereof. The freckle-removing stick of the present invention comprises components in the following mass ratios: component A: component B=77.5-87.5:12.5-22.5; component A Includes emollients, emulsifiers, stabilizers, and humectants; B-Component includes tocopherol, ascorbyl tetraisopalmitate, kojic acid dipalmitate, and licorice root extract; tocopherol, ascorbyl tetraisopalmitate The mass ratio of kojic acid dipalmitate and glabra root extract is 1.5~3:3~16:0.5~8:0.5~5; tocopherol, ascorbic acid tetraisopalmitate, kojic acid dipalmitate and light When the licorice root extract is combined in a specific ratio, a synergistic effect is achieved, which makes the whitening ingredients penetrate into the skin better, has a better effect on spot lightening, and has higher safety.

Description

technical field [0001] The invention relates to the field of freckle-removing and whitening cosmetics, in particular to a freckle-removing stick and a preparation method thereof. Background technique [0002] Pigmentation, divided into freckles, dark spots, chloasma, and age spots, etc., are localized or dispersed, and belong to pigmented disordered skin diseases. It is a common facial appearance formed by the increase of melanin caused by external ultraviolet rays and other factors on the skin. A brown or hyperpigmented skin disorder, most often on the cheeks and forehead. [0003] There are many products for lightening spots, removing spots and whitening on the market, including various whitening masks, essences and whitening creams. [0004] Chinese patent CN 107583183A discloses a three-purpose pen for removing acne, freckles and itching for students. The ointment stick is easy to soften, so it is necessary to develop a freckle-removing stick, which is easy to use, has...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A61K8/9789A61K8/92A61K8/81A61K8/73A61K8/67A61K8/49A61K8/37A61K8/02A61Q19/02A61Q19/08A61Q19/00
CPCA61K8/0229A61K8/375A61K8/498A61K8/676A61K8/678A61K8/73A61K8/8111A61K8/922A61K8/927A61K2800/52A61K2800/592A61K2800/782A61Q19/00A61Q19/02A61Q19/08A61K8/9789
Inventor 袁裕泉张娇韩志东
Owner 泉后(广州)生物科技研究院有限公司
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