Crosslinked hyaluronic acids hyaluronic acid hydrogel and process for preparation thereof

摘要

The present invention relates to a powdered cross-linked hyaluronic acid, and to a production method thereof and, more specifically, to a cross-linked hyaluronic acid hydrogel produced by using the powdered cross-linked hyaluronic acid, and to a production method thereof. The cross-linked hyaluronic acid hydrogel has excellent rheological properties, is easy to mass produce, and has excellent quality uniformity.