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After-sun repairing skin-cooling gel

A gel and emulsifier technology, applied in skin care preparations, cosmetics, cosmetic preparations, etc., can solve the problems of poor calming and soothing effects on the skin after sun exposure, short action time at low temperature, and difficulty in long-term storage, etc., to achieve improved Cooling and calming effect, damaged skin repair, skin damage reduction effect

Inactive Publication Date: 2021-05-25
长沙蓝姿生物科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to overcome that the low-temperature action time of existing after-sun repair products is very short, and the sedative and soothing effect on the skin after sun is not good; Oxidation, the problem that it is difficult to preserve for a long time, provides an after-sun repair ice muscle gel, adding ice repair microcapsules in the gel, so that the gel can keep a low temperature for a long time after being applied to the face, and improve the product's effect on the skin. Cooling and sedative effects; and vitamin C is loaded on the wall material of ice-cold repair microcapsules to realize the controlled release of vitamin C under low temperature conditions, avoiding the oxidation of vitamin C during storage, so that the product can last for a long time Preserve and improve the product's ability to repair the skin

Method used

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  • After-sun repairing skin-cooling gel
  • After-sun repairing skin-cooling gel
  • After-sun repairing skin-cooling gel

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0030] An after-sun repair ice muscle gel, the raw materials include: 12 parts of ice repair microcapsules, 8 parts of glycerin, 8 parts of sodium hyaluronate, 4 parts of β-glucan, and 4 parts of aloe extract in parts by weight , 4 parts of witch hazel extract, 0.5 part of carbomer, 0.1 part of ethyl paraben, 0.3 part of methyl paraben, 0.8 part of PEG-40 hydrogenated castor oil, 70 parts of water.

[0031] Wherein, the preparation method of ice-cool repairing microcapsules is:

[0032](1) dissolving chitosan in a mass concentration of 10% acetic acid solution, adding N-isopropylacrylamide and ammonium cerium nitrate to the solution after nitrogen deoxygenation, wherein chitosan, acetic acid solution, N-isopropylacrylamide The addition ratio of propylacrylamide and cerium ammonium nitrate is 15.5g:0.9L:19g:1g, react at 30°C for 2h, and obtain a copolymer of chitosan and N-isopropylacrylamide;

[0033] (2) Add chitosan-N-isopropylacrylamide copolymer into water, stir at 8°C fo...

Embodiment 2

[0036] An after-sun repair ice muscle gel, the raw materials include: 10 parts of ice repair microcapsules, 5 parts of glycerin, 5 parts of sodium hyaluronate, 3 parts of β-glucan, and 3 parts of aloe extract in parts by weight , 3 parts of witch hazel extract, 0.4 part of carbomer, 0.1 part of ethylparaben, 0.5 part of PEG-40 hydrogenated castor oil, 60 parts of water.

[0037] Wherein, the preparation method of ice-cool repairing microcapsules is:

[0038] (1) Chitosan is dissolved in 8% acetic acid solution with a mass concentration, and N-isopropylacrylamide and ceric ammonium nitrate are added to the solution after nitrogen deoxygenation, wherein chitosan, acetic acid solution, N-isopropylacrylamide The addition ratio of propylacrylamide and cerium ammonium nitrate is 15g: 1L: 18g: 1g, and react at 25°C for 2.5h to obtain a copolymer of chitosan and N-isopropylacrylamide;

[0039] (2) Add chitosan-N-isopropylacrylamide copolymer into water, stir at 5°C for 2 hours, add a...

Embodiment 3

[0042] An after-sun repair ice muscle gel, in parts by weight, the raw materials include: 15 parts of ice repair microcapsules, 10 parts of glycerin, 10 parts of sodium hyaluronate, 5 parts of β-glucan, 5 parts of aloe vera extract , 5 parts of witch hazel extract, 0.6 parts of carbomer, 0.5 parts of ethylparaben, 1 part of PEG-40 hydrogenated castor oil, 80 parts of water.

[0043] Wherein, the preparation method of ice-cool repairing microcapsules is:

[0044] (1) dissolving chitosan in a mass concentration of 12% acetic acid solution, adding N-isopropylacrylamide and ammonium cerium nitrate to the solution after nitrogen deoxygenation, wherein chitosan, acetic acid solution, N-isopropylacrylamide The addition ratio of propylacrylamide and ceric ammonium nitrate is 16g:0.8L:20g:1g, react at 35°C for 1.5h, and obtain a copolymer of chitosan and N-isopropylacrylamide;

[0045] (2) Add chitosan-N-isopropylacrylamide copolymer into water, stir at 10°C for 1 hour, add a vitamin ...

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Abstract

The invention discloses after-sun repairing skin-cooling gel which is prepared from the following raw materials in parts by weight: 10 to 15 parts of icy repairing microcapsules, 5 to 10 parts of glycerol, 5 to 10 parts of sodium hyaluronate, 3 to 5 parts of beta-glucan, 3 to 5 parts of aloe extract, 3 to 5 parts of witch hazel extract, 0.4 to 0.6 part of thickening agent, 0.1 to 0.5 part of preservative, 0.5 to 1 part of emulsifying agent, and 60 to 80 parts of water. According to the after-sun repairing skin-cooling gel, the ice-cool repairing microcapsules taking the phase-change materials dodecanol and capric acid as core materials are added, so that the gel can be kept in a low-temperature state for a long time after being smeared on the face, and the cooling and calming effects of the product on the skin are improved; in addition, the vitamin C is loaded on the wall material of the ice-cool repairing microcapsule, so that the controlled release of the vitamin C under a low-temperature condition is realized, and the vitamin C is prevented from being oxidized in a storage process, so that the product can be stored for a long time, and the repairing capability of the product on the sun-dried skin is improved.

Description

technical field [0001] The invention relates to the field of cosmetics, in particular to an after-sun ice cream gel. Background technique [0002] After sun exposure in summer, the skin is very sensitive under the stimulation of high temperature, and the epidermal cells of the skin will be damaged to a certain extent, and there will be fever, redness, swelling, and even tingling. At the same time, ultraviolet rays will promote the generation of active oxygen, deactivate the skin, and stimulate melanocytes to produce melanin, resulting in spots, dullness, skin photoaging, roughness, and even skin cancer. Therefore, it is necessary to use after-sun repair products to repair the skin and reduce skin damage. [0003] The first step in repairing sunburned skin is to cool down the skin to soothe the skin, and then combine functional components with anti-inflammatory and antibacterial effects to effectively relieve sunburned skin damage and repair damaged parts. Therefore, after-...

Claims

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Application Information

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IPC IPC(8): A61K8/9794A61K8/9789A61K8/92A61K8/86A61K8/73A61K8/67A61K8/34A61K8/36A61K8/11A61Q19/00A61Q19/02A61Q19/08
CPCA61K8/11A61K8/342A61K8/345A61K8/361A61K8/676A61K8/73A61K8/735A61K8/736A61K8/86A61K8/922A61K2800/48A61Q19/00A61Q19/004A61Q19/02A61Q19/08A61K8/9789A61K8/9794
Inventor 唐美荣
Owner 长沙蓝姿生物科技有限公司
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