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Oil-in-water sunscreen cream having waterproof function and preparation method of sunscreen cream

An oil-in-water sunscreen technology, which is applied to medical preparations containing active ingredients, skin care preparations, pharmaceutical formulas, etc., can solve the problems of being easily washed away by water, poor water resistance, etc., and achieve a product system Stabilize and inhibit atopic dermatitis, anti-allergic and anti-inflammatory effects of atopic dermatitis

Inactive Publication Date: 2017-12-22
FOSHAN JIAOFU BIOTECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Especially for oil-in-water products, because the outer phase is water, it is easy to be washed away by water and has poor water resistance.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0049] An oil-in-water sunscreen with waterproof function, comprising the following components in mass percentage: 3% glycerin, 0.5% aluminum magnesium silicate, 0.05% disodium EDTA, 5% water-dispersible titanium dioxide, ethyl methoxycinnamate Hexyl hexyl ester 6%, homosalate 2%, ethylhexyl salicylate 2%, hydrogenated polyisobutene 5%, glyceryl stearate 2%, sodium stearoyl lactylate 2%, PEG-100 hard Fatty acid ester 0.5%, oil-dispersed titanium dioxide 5%, isononyl isononanoate 3%, hydrogenated polycyclopentadiene 2%, silica 1%, synthetic wax 1%, calcium silicate 1%, water balance.

[0050] The preparation method of above-mentioned sunscreen comprises the following steps:

[0051] 1) Put phase A into the emulsification pot, stir evenly, and heat to 70-80°C to dissolve evenly. The phase A is a mixture of glycerin, magnesium aluminum silicate, disodium EDTA, water-dispersed titanium dioxide, and water. Among them, water-dispersed titanium dioxide Composed of 80% titanium dioxi...

Embodiment 2

[0057] An oil-in-water sunscreen with waterproof function, comprising the following components in mass percentage: 1% butanediol, 1% aluminum magnesium silicate, 0.01% disodium EDTA, 10% water-dispersible titanium dioxide, methoxycinnamon Ethylhexyl Acid 1%, Homosalate 5%, Ethylhexyl Salicylate 1%, Hydrogenated Polyisobutene 1%, Glyceryl Stearate 5%, Sodium Stearoyl Lactylate 1%, PEG- 100 Stearate 1%, oil-dispersed titanium dioxide 1%, isononyl isononanoate 5%, hydrogenated polycyclopentadiene 1%, silica 2%, synthetic wax 0.1%, calcium silicate 2%, fragrance 0.01% , potassium sorbate 0.7%, the balance of water.

[0058] The preparation method of above-mentioned sunscreen comprises the following steps:

[0059] 1) Put phase A into the emulsification pot, stir evenly, and heat to 70-80°C to dissolve evenly. The phase A is a mixture of butanediol, magnesium aluminum silicate, disodium EDTA, water-dispersed titanium dioxide, and water. Among them, water Dispersed titanium dioxid...

Embodiment 3

[0065] An oil-in-water sunscreen with waterproof function, comprising the following components in mass percentage: 5% propylene glycol, 0.1% aluminum magnesium silicate, 0.1% disodium EDTA, 1% water-dispersible titanium dioxide, ethyl methoxycinnamate 10% Homosalate, 10% Homosalate, 5% Ethylhexyl Salicylate, 10% Hydrogenated Polyisobutylene, 1% Glyceryl Stearate, 5% Sodium Stearoyl Lactyl Lactylate, PEG-100 Hard Fatty acid ester 0.1%, oil-dispersed titanium dioxide 10%, isononyl isononanoate 1%, hydrogenated polycyclopentadiene 1%, silica 0.1%, synthetic wax 2%, calcium silicate 0.1%, fragrance 0.03%, benzene Oxygen ethanol 0.3%, anti-allergic plant composition 2.5%, water balance, wherein, the mass ratio of anti-allergic plant composition spring elm root extract, peony root extract, purslane extract, licorice extract is 1: 10:1:10.

[0066] The preparation method of above-mentioned sunscreen comprises the following steps:

[0067] 1) Put phase A into the emulsification pot,...

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Abstract

The invention discloses an oil-in-water sunscreen with waterproof function and a preparation method thereof, which comprises the following components: glycerin, magnesium aluminum silicate, disodium EDTA, water-dispersed titanium dioxide, and ethylhexyl methoxycinnamate , Homosalate, Ethylhexyl Salicylate, Hydrogenated Polyisobutylene, Glyceryl Stearate, Sodium Stearoyl Lactyl Lactylate, PEG‑100 Stearate, Oil-Dispersible Titanium Dioxide, Isononyl Isononanoate, Hydrogenated polycyclopentadiene, silica, synthetic wax, calcium silicate, water, etc. By adding a specific proportion of hydrogenated polycyclopentadiene, silica, and synthetic wax, a hydrophobic film can be formed on the skin, so that the oil-soluble sunscreen can be evenly and firmly attached to the skin, thereby obtaining good water resistance.

Description

technical field [0001] The invention relates to the field of cosmetics, in particular to an oil-in-water sunscreen with waterproof function and a preparation method thereof. Background technique [0002] Sunscreen is a cosmetic that absorbs ultraviolet rays to prevent or reduce skin sunburn, melanin pigmentation and skin aging. The sunscreens contained in them are substances that protect the skin from UV rays. Sunscreen has become one of the hot topics in the development of international cosmetics today, and sunscreen cosmetics are being recognized and used by more and more people. At present, the most used sunscreen on the market is sunscreen, which can be added with different substances and has a high SPF. [0003] The existing sunscreens have greasy skin feeling, poor water resistance and short action time. The waterproof function of sunscreen is very important, because outdoor sports are easy to sweat a lot or come into contact with water. Especially for oil-in-water...

Claims

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Application Information

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IPC IPC(8): A61K8/9789A61K8/92A61K8/25A61K8/29A61K8/06A61K8/31A61Q17/04A61Q19/00
CPCA61K8/92A61K8/062A61K8/25A61K8/29A61K8/31A61K8/97A61K2800/5922A61K2800/75A61Q17/04A61Q19/004
Inventor 不公告发明人
Owner FOSHAN JIAOFU BIOTECH CO LTD
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