PROCESS FOR THE PURIFICATION OF HYALURONIC ACID SODIUM 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...

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Bibliographic Details
Main Authors SECHI, ALESSANDRA, STUCCHI, LUCA, PICOTTI, FABRIZIO, GIANNI, RITA
Format Patent
LanguageEnglish
Polish
Published 18.03.2024
Subjects
CHEMISTRY
COMPOSITIONS BASED THEREON
DERIVATIVES THEREOF
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
POLYSACCHARIDES
THEIR PREPARATION OR CHEMICAL WORKING-UP
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Summary: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.
Bibliography:Application Number: PL20200800019T