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FR2556728A1 Expired / Lapsed FR ⏱️ 0.0 years remaining

PROCESS FOR PREPARING HYALURONIC ACID INSOLUBLE IN WATER

Assignee: Biomatrix Inc
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Filing: 1984-11-26
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Granted: —
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Expires: 2004-11-26
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Abstract

Abstract Translated from French PROCEDE DE PREPARATION D'UN ACIDE HYALURONIQUE INSOLUBLE DANS L'EAU. ON OBTIENT UNE PREPARATION D'ACIDE HYALURONIQUE BIOCOMPATIBLE ET INSOLUBLE DANS L'EAU EN SOUMETTANT L'ACIDE HYALURONIQUE OU L'UN DE SES SELS A UN TRAITEMENT PAR UN AGENT DE RETICULATION. ON PEUT UTILISER, COMME AGENT DE RETICULATION, LE SULFONE DE DIVINYLE A LA TEMPERATURE AMBIANTE EN MILIEU ALCALIN AQUEUX. PROCESS FOR THE PREPARATION OF A WATER INSOLUBLE HYALURONIC ACID. A PREPARATION OF BIOCOMPATIBLE AND WATER-INSOLUBLE HYALURONIC ACID IS OBTAINED BY SUBJECTING THE HYALURONIC ACID OR ONE OF ITS SALTS TO TREATMENT WITH A CROSS-LINKING AGENT. DIVINYL SULFONE CAN BE USED AS A CROSS-LINKING AGENT AT ROOM TEMPERATURE IN AQUEOUS ALKALINE MEDIUM.

Inventors

  • 👤 Endre A Balazs
  • 👤 Adolf Leshchiner

Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-10-25 17:59
CPC Classifications
C; C08; C08B; C08B37/00; C08B37/006; C08B37/0063; C08B37/0072

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