HYALURONIC ACID-BASED COACERVATE HYDROGELS FOR USE IN DERMAL FILLERS

摘要

FIELD: cosmetic industry.;SUBSTANCE: group of inventions relates to the field of the cosmetic industry, namely to a dermal filler having the ability to tighten the skin, containing a hydrogel, and the hydrogel contains: (a) anionic hyaluronic acid (HA); and (b) a water-soluble cationic polysaccharide having a net positive charge in solution at physiological pH, wherein the hydrogel is a coacervate hydrogel and also refers to a method for improving the tightening ability of the subject's skin, including the injection of a dermal filler into the subject's skin. ;EFFECT: group of inventions provides the development of a dermal filler that has the ability to tighten the skin. ;21 cl, 4 dwg, 6 ex