Oil-in-water type emulsification composition containing UV wavelength conversion substance
AssigneeShiseido Company, Ltd.
InventorsRyoya Ito, Kouichi Nagai, Shiho Iwami, Kazuyuki Miyazawa, Tetsuya Kanemaru, Renaud Gillet, Bianca McCarthy
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Abstract
To provide a novel oil-in-water type emulsified composition, comprising a UV wavelength conversion substance and a water-soluble alkyl-substituted polysaccharide derivative.
Claims9
An oil-in-water type emulsified composition wherein the composition comprises (A) a UV wavelength conversion substance, (B) a water-soluble alkyl-substituted polysaccharide derivative, (F) a dispersant, and (G) one or more surfactants selected from the group consisting of an anionic surfactant, a cationic surfactant, an amphoteric surfactant, and a nonionic surfactant, wherein
- the (A) UV wavelength conversion substance comprises one or more selected from the group consisting of phycocyanin, a zinc oxide phosphor, and a magnesium titanate phosphor,
- the (B) water-soluble alkyl-substituted polysaccharide derivative comprises a stearoxyhydroxypropyl methylcellulose, and
- the (F) dispersant comprises one or more selected from the group consisting of PEG-10 dimethicone, bis-butyldimethicone polyglyceryl-3, PEG-9 polydimethylsiloxyethyl dimethicone, lauryl PEG-9 polydimethylsiloxyethyl dimethicone, cetyl PEG/PPG-10/1dimethicone, isostearic acid, and carboxydecyl trisiloxane.
Dependencies are inferred from the claim text.