OIL-IN-WATER EMULSION SUNSCREEN COSMETIC

摘要

PROBLEM TO BE SOLVED: To provide a low-viscosity oil-in-water sunscreen cosmetic having sufficient ultraviolet blocking effect by containing an ultraviolet absorbent in a large amount and still having good usability.

SOLUTION: The oil-in-water emulsion sunscreen cosmetic is formed from an oil-in-water emulsion that contains (A) an alkyl phosphate salt and (B) an ultraviolet absorbent and has oil globules having a number average particle diameter of <130 nm by high-shear processing. The emulsion has a viscosity at 30°C of ≤20 mPas.

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