Medical device coated with interpenetrating network of hydrogel

Stock material or miscellaneous articles – Composite – Of polyamidoester


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4284235, 4284237, 4284248, 4284258, 525452, 525453, 604 96, B32B 2740




A medical device comprising an organic polymer substrate material having a coating thereon, the coating comprising an interpenetrating network of two different hydrogel polymers, one of which is a polyurethane/polyurea hydrogel polymer, the polyurethane/polyurea hydrogel polymer being linked to the substrate material by covalent urea linkages.

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