Oil-in-water emulsified composition
AssigneeShiseido Company, Ltd.
InventorsYuko Nagare, Yosuke Ikebe, Momo Yabu, Kazuhiro Yamaguchi
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Abstract
The present invention is an oil-in-water emulsified composition and a sunscreen cosmetic characteristically comprising the following (a)-(j): (a) Octocrylene (b) Bis ethylhexyloxyphenol methoxyphenyl triazine (c) Hexyl diethylaminohydroxybenzoylbenzoate (d) 4-tert-butyl-4′-methoxybenzoylmethane (e) Water soluble polymer (f) Water-swelling clay mineral (g) Oil component having IOB of 0.05 or more (h) Higher fatty acid (i) Surfactant (j) Water The object of the present invention is to provide a sunscreen cosmetic that manifests a superior ultraviolet absorption effect and is superior in terms of the emulsification stability and the sensation during use.
Claims14
A storage-stable oil-in-water emulsified composition for ultraviolet protection comprising:
- (a) Octocrylene;
- (b) Bis ethylhexyloxyphenol methoxyphenyl triazine;
- (c) Hexyl diethylaminohydroxyhenzoylbenzoate;
- (d) 4-tert-butyl-4′-methoxybenzoylmethane;
- (e) Water soluble polymer;
- (f) Water-swelling clay mineral;
- (g) Oil component having IOB (ratio of Inorganic Value/Organic Value) of 0.05 or more, wherein the oil component is selected from the group consisting of isononyl isononanoate, glyceryl 2-ethylhexanoate, cetyl 2-ethylhexanoate and diisopropyl sebacate;
- (h) Higher fatty acid;
- (i) Surfactant;
- and
- (j) Water;
- wherein
- the octocrylene, bis ethylhexyloxyphenol methoxyphenyl triazine, hexyl diethylaminohydroxyhenzoylbenzoate and 4-tert-butyl-4′-methoxybenzoylmethane are dissolved in the oil phase of the emulsion.
A storage-stable oil-in-water emulsified sunscreen cosmetic composition for ultraviolet protection, said composition comprising:
- (a) Octocrylene;
- (b) Bis ethylhexyloxyphenol methoxyphenyl triazine;
- (c) Hexyl diethylaminohydroxyhenzoylbenzoate;
- (d) 4-tert-butyl-4′-methoxybenzoylmethane, wherein the total blend ratio of components (a), (b), (c) and (d) is 10-25 mass %;
- (e) Water soluble polymer;
- (f) Water-swelling clay mineral;
- (g) Oil component having IOB of 0.05 or more, wherein the oil component is selected from the group consisting of isononyl isononanoate, glyceryl 2-ethylhexanoate, cetyl 2-ethylhexanoate and diisopropyl sebacate;
- (h) Higher fatty acid;
- (i) Surfactant;
- and
- (j) Water;
- wherein the octocrylene, bis ethylhexyloxyphenol methoxyphenyl triazine, hexyl diethylaminohydroxyhenzoylbenzoate and 4-tert-butyl-4′-methoxybenzoylmethane are dissolved in the oil phase of the emulsion.
A storage-stable oil-in-water emulsified sunscreen cosmetic composition for ultraviolet protection, said composition comprising:
- (a) Octocrylene;
- (b) Bis ethylhexyloxyphenol methoxyphenyl triazine;
- (c) Hexyl diethylaminohydroxyhenzoylbenzoate;
- (d) 4-tert-butyl-4′-methoxybenzoylmethane, wherein the total blend ratio of components (a), (b), (c) and (d) is 10-25 mass %;
- (e) 0.01-5 mass % water soluble polymer;
- (f) 0.01-4 mass % water-swelling clay mineral;
- (g) 20-75 mass % oil component having IOB of 0.05 or more, wherein the oil component is selected from the group consisting of isononyl isononanoate, glyceryl 2-ethylhexanoate, cetyl 2-ethylhexanoate and diisopropyl sebacate;
- (h) 0.01-10 mass % higher fatty acid;
- (i) 0.01-10 mass % surfactant;
- and
- (j) Water;
- wherein all amounts are based on the total amount of the oil-in-water emulsified composition and wherein the octocrylene, bis ethylhexyloxyphenol methoxyphenyl triazine, hexyl diethylaminohydroxyhenzoylbenzoate and 4-tert-butyl-4′-methoxybenzoylmethane are dissolved in the oil phase of the emulsion.
Dependencies are inferred from the claim text.