| 摘要 |
<p>The present invention relates to new high molecular weight salts of hyaluronic acid. More particularly, these salts are characterized in that they have as a counterion a natural amino acid. The products of the invention can be prepared starting from high molecular weight hyaluronic acid or salts thereof. These new high molecular weights salts of hyaluronic acid may be advantageously employed in the cosmetic of pharmaceutical field.</p> |
