TOPICAL SKIN PREPARATION, SKIN TEXTURE IMPROVER AND SUNBURN INHIBITOR

Title:

TOPICAL SKIN PREPARATION, SKIN TEXTURE IMPROVER AND SUNBURN INHIBITOR

Document Type and Number:

Japanese Patent JP2023181747

Kind Code:

A

Abstract:

To provide a topical skin preparation that enables the conversion of shikonin derivatives, which are poorly soluble in water and chemically unstable, into a stable water nano dispersion, effectively exhibiting the pharmacological activity of the shikonin derivatives, wherein the topical skin preparation also serves as a skin texture improver or a sunburn inhibitor.SOLUTION: A topical skin preparation comprises an aqueous dispersion comprising shikonin derivatives, hydrolyzed tannins, and oily components, aqueously dispersed with an acryloyl dimethyl taurine-based polymer dispersant. The topical skin preparation also serves as a skin texture improver or a sunburn inhibitor.SELECTED DRAWING: None

Inventors:

SATO KOZO
CHAOCHAIPHAT THANYANAN
OKADA HISASHI

Application Number:

JP2022095058A

Publication Date:

December 25, 2023

Filing Date:

June 13, 2022

Export Citation:

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Assignee:

NIL CO LTD

International Classes:

A61K8/06; A61K8/35; A61K8/37; A61K8/81; A61Q17/04; A61Q19/08

Attorney, Agent or Firm:

Deloitte Tohmatsu Patent Attorneys Corporation

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