Oil-in-water sunscreen cosmetics

JP2026103044APending Publication Date: 2026-06-24NARISU COSMETIC CO LTD
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Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
NARISU COSMETIC CO LTD
Filing Date
2024-12-12
Publication Date
2026-06-24

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Abstract

To provide an oil-in-water type sunscreen cosmetic having a high ultraviolet ray protection effect, a unique fresh feeling of use, a moisturizing effect, a smooth feeling, and an anti-redeposition effect. 【Solution means】The following components (A) to (G) (A) Anionic surfactant 0.01 to 1.0 mass% (B) Acrylates crosspolymer-2-Na 1.0 to 5.0 mass% (C) Hydrophobic ultraviolet absorber 5.0 to 20.0 mass% (D) Aqueous phase thickener that causes a decrease in viscosity with an increase in electrolyte concentration 0.05 to 1.5 mass% (E) Higher alcohol (F) Colorant (inorganic pigment and / or organic pigment) (G) Water-retaining paste oil An oil-in-water type sunscreen cosmetic containing the above.
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Claims

1. The following components (A) to (G) (A) Anionic surfactant 0.01 to 2.0% by mass (B) Acrylates crosspolymer-2-Na 1.0-5.0% by mass (C) Hydrophobic UV absorber 5.0 to 20.0% by mass (D) Aqueous phase thickener whose viscosity decreases due to an increase in electrolyte concentration: 0.05 to 1.5% by mass (E) Higher alcohols (F) Colorants (inorganic pigments and / or organic pigments) (G) Water-retaining paste oil An oil-in-water type sunscreen cosmetic containing all of the above.

2. The oil-in-water sunscreen cosmetic according to claim 1, characterized in that the aforementioned component (G) is one or more selected from the group consisting of (adipic acid / 2-ethylhexanoic acid / stearic acid) glyceryl oligoester, N-lauroyl-L-glutamic acid di(phytosteryl / behenyl / 2-octyldodecyl), and N-lauroyl-L-glutamic acid di(cholesteryl / behenyl / octyldodecyl).

3. The oil-in-water sunscreen cosmetic according to claim 1 or 2, characterized in that the component (D) is one or more selected from carboxyvinyl polymer, acrylic acid / alkyl methacrylate copolymer, sodium polyacrylate, (ammonium acryloyldimethyltaurate / vinylpyrrolidone) copolymer, (sodium acrylate / sodium acryloyldimethyltaurate) copolymer, and (hydroxyethyl acrylate / sodium acryloyldimethyltaurate) copolymer.