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US 12,533,308 B2Granted
Water-dispersible, oil-free, and UV-blocking cosmetic composition and preparation method therefor
AssigneeKolmar Korea Co., Ltd.
InventorsSung Eun Hong, Young Hwa Kim, Ji Hyun Sohn, Sung Bong Kye
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Abstract
Provided are an ultraviolet (UV)-blocking cosmetic composition which is dispersed in water and is free of oil and a method of preparing the same. Since the composition does not contain oil, skin trouble may not occur, and since the composition does not include a surfactant, spreadability and feeling of use are excellent. In addition, cloudiness phenomenon or skin greasiness does not occur during use, and the UV-blocking effects are excellent.
Claims9
An ultraviolet (UV)-blocking cosmetic composition which is dispersed in water and is free of oil, the composition comprising
- a UV-blocking agent which is dispersed in water, is free of oil, and comprises three different types of water-dispersible aromatic UV-blocking agents, wherein
- the three different types of water-dispersible aromatic UV-blocking agents comprise a first UV-blocking agent, a second UV-blocking agent, and a third UV-blocking agent, wherein
- the first UV-blocking agent includes phenylbenzimidazole sulfonic acid,
- the second UV-blocking agent includes terephthalylidene dicamphor sulfonic acid, and
- the third UV-blocking agent includes methylene bis-benzotriazolyl tetramethylbutylphenol or tris-biphenyl triazine,
- and the composition dose not comprise ethylhexyltriazone, wherein
- the first UV-blocking agent is included in an amount of 1.5 wt % to 3.5 wt % based on the total weight of the composition,
- the second UV-blocking agent is included in an amount of 6.5 wt % to 9.5 wt % based on the total weight of the composition, and
- the third UV-blocking agent is included in an amount of 2 wt % to 9 wt % based on the total weight of the composition.
6 more elements
Dependencies are inferred from the claim text.