Whitening and moisturizing gel for after-sun repairing and preparation method thereof

A dew condensation and whitening technology, used in skin care preparations, pharmaceutical formulations, cosmetic preparations, etc., to achieve the effect of softening the skin, maintaining a healthy skin environment, and smelling fresh

Active Publication Date: 2015-03-25
上海达尔威生物技术研发有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] There are various sunscreens on the market, but there is a lack of a whitening and moisturizing product that can calm and soothe the skin and repair the skin

Method used

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  • Whitening and moisturizing gel for after-sun repairing and preparation method thereof
  • Whitening and moisturizing gel for after-sun repairing and preparation method thereof
  • Whitening and moisturizing gel for after-sun repairing and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0044] 1.1 Preparation of coix seed extract

[0045] Weigh 500g of coix seed, soak for 0.5h, heat and decoct at 90°C for 3 times, add 8 times the amount of water for the first time, extract for 1 hour, add 6 times the amount of water for the second time, extract for 1 hour, and add 5 times for the third time Measure the water, extract for 1 hour, filter each time, combine the filtrates, concentrate the volume of the filtrates to 4 times the weight of coix seed g / ml, and filter to obtain.

[0046] 1.2 Preparation of Bletilla striata extract

[0047] Weigh 200g of Bletilla striata, soak for 0.5h, heat to 90°C, decoct and extract 3 times, add 8 times the amount of water for the first time, extract for 1 hour, add 5 times the amount of water for the second time, extract for 1.0h, and add 5 times the amount of water for the third time Double the amount of water, extract for 1.0h, filter each time, combine the filtrates, concentrate the volume of the filtrates to 3 times the weight...

Embodiment 2

[0062] 2.1 Preparation of coix seed extract

[0063] Weigh 200g of coix seed, soak for 1h, heat and decoct at 95°C for 3 times, add 5 times the amount of water for the first time, extract for 1.5 hours, add 5 times the amount of water for the second time, extract for 1.5 hours, and add 5 times the amount of water for the third time Double the amount of water, extract for 1.5 hours, filter each time, combine the filtrates, concentrate the volume of the filtrates to 5 times the weight of coix seed g / ml, and filter to obtain.

[0064] 2.2 Preparation of Bletilla striata extract

[0065] Weigh 500g of Bletilla striata, soak for 1 hour, heat to 100°C, decoct and extract 3 times, add 5 times the amount of water for the first time, extract for 1.5 hours, add 6 times the amount of water for the second time, extract for 1.5 hours, and add 4 times the amount for the third time Double the amount of water, extract for 1.5 hours, filter each time, combine the filtrates, concentrate the vo...

Embodiment 3

[0080] The physicochemical index of embodiment 1,2 is as follows:

[0081] 3.1 Traits

[0082] This product has a liquid gel texture, refreshing and moisturizing, and has a fresh smell.

[0083] 3.2 pH check

[0084] Take this product, the measured pH value is 6.6-7.3.

[0085] 3.3 Placement experiment at room temperature

[0086] The gel prepared in Examples 1 and 2 was placed in a cosmetic bottle, and left to stand at room temperature for 6 months to observe. There was no stratification, no change in feeling, no change in smell, and no deterioration after use.

[0087] 3.4 Irritation test

[0088] The hair on the back of the mouse was trimmed, and the gel of Example 1 and 2 was applied to the trimmed area in an appropriate amount, and compared with the uncoated area, there was no irritation or allergic reaction.

[0089] Take an appropriate amount of the gel of Example 2 and apply it on the hands and faces of volunteers (10-70 years old, 100 people) exposed to sunlight....

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Abstract

The invention discloses whitening and moisturizing gel for after-sun repairing and a preparation method thereof. The whitening and moisturizing gel disclosed by the invention comprises evening primrose seed oil, safflower oil, armeniaca dulcis oil, macadamia oil, water soluble vitamin E, universal compound self-emulsifying agent AC-402, SIMULGEL EG, alkyl glycoside, an ice crystal forming agent, distilled water, sorbitol, 1,2-propylene glycol, seamollient, biological polysaccharide gum, pure natural silk protein powder, polymer hyaluronic acid, a cell activator MG-60, 2% ethylene diamine tetraacetic acid disodium solution, dihydroxymethyl dimethyl hydantoin, semen coicis extract, bletilla extract, rhodiola rosea extract, cucumber extract and essence. Compared with the prior art, the whitening and moisturizing gel for after-sun repairing prepared by the invention is off-white glittering and translucent gel liquid, has the advantages of being good in flowability, proper in viscosity, good in stability, fresh in smell, salubrious, moist, non-greasy and lasting in moisture-preserving capacity, and is capable of reducing wrinkles, enabling skin to be tender, increasing skin elasticity, enabling faces to become red and healthy, simultaneously reducing sunburn and chloasma, and keeping a healthy environment of skin.

Description

technical field [0001] The invention relates to a gel and a preparation method thereof, in particular to an after-sun repairing, whitening and moisturizing gel and a preparation method thereof. Background technique [0002] The classification of ultraviolet rays UVA, UVB, UVC and UVD. The UVA band is a terrible sun killer, which can directly reach the dermis of the skin, destroy elastic fibers and collagen fibers, produce wrinkles and fine lines, and make the skin sagging and aging, which is called photoaging in medicine. UVB ultraviolet rays have an erythema effect on the human body. Long-term or excessive exposure can cause skin tanning, redness, swelling and peeling, and even burns in severe cases. Man-made atmospheric pollutants have caused varying degrees of damage to the ozone layer in the outer space of the earth, weakening the ozone layer's ability to absorb ultraviolet rays. In daily life, we will inevitably be damaged by ultraviolet rays, causing redness, swelling...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61K8/97A61K8/92A61K8/06A61Q19/00A61Q19/02
Inventor 孙淑萍刘侠张毓婷钱张超李梦
Owner 上海达尔威生物技术研发有限公司
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