PROPYLENE GLYCOL HYALURONATE ESTER AND EXTERNAL PREPARATION FOR SKIN USING IT

摘要

PROBLEM TO BE SOLVED: To provide a compound widely applicable as a cosmetic or a pharmaceutical product, having excellent percutaneous absorption promoting activity. SOLUTION: This propylene glycol hyaluronate ester has an esterification degree of 10-90% and intrinsic viscosity of less than 3 dL/g. COPYRIGHT: (C)2009,JPO&INPIT