Crosslinked hyaluronic acids, hyaluronic acid hydrogel and process for preparation thereof

摘要

The present invention provides a powdered hyaluronic acid crosslinked product and a method for producing the same, and a crosslinked hyaluronic acid hydrated gel prepared using the powdered hyaluronic acid crosslinked product and a method for producing the same. The crosslinked hyaluronic acid hydrated gel according to the present invention exhibits excellent rheological properties, easy mass production and excellent quality uniformity.