Active agent delivery system including a polyurethane,...

Details Active agent delivery system including a polyurethane,... Active agent delivery system including a polyurethane,...

A - Human Necessities

61

L

A61L 27/44 (2006.01) A61L 27/34 (2006.01) A61L 27/54 (2006.01) A61L 29/08 (2006.01) A61L 31/10 (2006.01) A61L 31/16 (2006.01) A61L 27/34 (2006.01)

Patent

CA 2494187

The present invention provides active agent delivery systems for use in medical devices, wherein the active agent delivery systems include an active agent and a miscible polymer blend that includes a polyurethane and a second polymer, preferably one that has at least one Tg equal to or higher than all Tg's of the polyurethane.

La présente invention des systèmes d'administration de principe actif à utiliser dans des dispositifs médicaux. Ces systèmes comprennent un principe actif et un mélange polymère miscible renfermant un polyuréthane et un second polymère, de préférence un polymère dont la température de transformation (Tg) est égale ou supérieure à toutes les Tg du polyuréthane.

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