PROCESS FOR THE PURIFICATION OF HYALURONIC ACID SALT, CONDUCTED IN ORGANIC SOLVENT

The present invention relates to a process for the preparation of pharmaceutical, injectable or ophthalmic grade hyaluronic acid, or a salt thereof, for use in the dermocosmetic or pharmaceutical field or in medical devices, which comprises dissolution of hyaluronic acid or a salt thereof in organic...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
Hauptverfasser:	Picotti, Fabrizio, Stucchi, Luca, Sechi, Alessandra, Gianni, Rita
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON DERIVATIVES THEREOF METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS POLYSACCHARIDES THEIR PREPARATION OR CHEMICAL WORKING-UP
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Beschreibung
Zusammenfassung:	The present invention relates to a process for the preparation of pharmaceutical, injectable or ophthalmic grade hyaluronic acid, or a salt thereof, for use in the dermocosmetic or pharmaceutical field or in medical devices, which comprises dissolution of hyaluronic acid or a salt thereof in organic solvent, a heat cycle, and recovery of the product by precipitation and successive washes in organic solvents.