EP0391124B1 — Cosmetic composition of double emulsion type
Assigned to Kao Corp · Expires 1995-06-21 · 31y expired
What this patent protects
The cosmetic composition of double emulsion type according to the present invention is composed of an O/W/O emulsion prepared by mixing a first oil phase containing 1 to 30% by weight of a fat which is solid at 25 DEG C and 0.01 to 5% by weight of a hydrophilic emulsifying agent …
USPTO Abstract
The cosmetic composition of double emulsion type according to the present invention is composed of an O/W/O emulsion prepared by mixing a first oil phase containing 1 to 30% by weight of a fat which is solid at 25 DEG C and 0.01 to 5% by weight of a hydrophilic emulsifying agent with a water phase containing 1 to 30% by weight of a water-soluble humectant to obtain an O/W emulsion and mixing this O/W emulsion with a second oil phase (as a continuous phase) containing 10 to 70% by weight of an oil which is liquid at 25 DEG C and 0.5 to 10% by weight of a lipophilic emulsifying agent.
Drugs covered by this patent
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
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