CINNAMIC ACID DERIVATIVE, ITS APPLICATION AS ULTRAVIOLET ABSORBER, ULTRAVIOLET-ABSORBING COMPOSITION FORMULATED THEREWITH, AND SKIN CARE PREPARATION FOR EXTERNAL USE

摘要

PROBLEM TO BE SOLVED: To obtain a highly stable and safe ultraviolet absorber having high water-solubility and excellent absorbing power over a wide range in ultraviolet wave region, and hardly exhibiting absorption in visual light region; and to obtain an ultraviolet-absorbing composition, especially a skin care preparation for external use containing the ultraviolet absorber formulated therewith. SOLUTION: The ultraviolet-absorbing composition, and the skin care preparation for external use contain the ultraviolet absorber containing a new cinnamic acid derivative and a salt thereof as essential components. COPYRIGHT: (C)2006,JPO&NCIPI