Hydrophilic highly swellable hydrogels

US5668236A · kind A · utility

Assignee

• Cassella Aktiengesellschaft · DE

Inventors

• Fritz Engelhardt · Frankfurt am Main, DE
• Ulrich Riegel · Landstuhl, DE
• Uwe Stuven · Bad Soden, DE
• Helmut Klotzsche · Alzenau, DE
• Gustav Remmel · Gelnhausen, DE

Key dates

• Filing date: Apr 29, 1996
• Grant date: Sep 16, 1997
• Expiry date: Apr 29, 2016

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S524/916
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

The present invention relates to a hydrophilic highly swellable hydrogel based on (co)polymerized hydrophilic monomers or based on graft (co)polymers, characterized in that it is post-crosslinked with a polyamidoamine in an aqueous medium.