Patent ID: 9168324
Filing Date: 2015-10-27
Classification: A61L,C08G,C08J

Abstract:
1. A process for producing a wound dressing foam, comprising providing a composition comprising: (a) silane-terminated polyurethane prepolymers (I) obtained by reacting: (b) (foam) additives (II); (c) optionally catalysts (III); (d) optionally blowing agents (IV), and also (e) optionally further, auxiliary and adjunct materials (V); wherein the composition is foamed, applied to skin before, during or after foaming, and cured in the presence of water, and wherein said wound dressing foam has a density of less than 0.4 g/cm wherein water is added for curing, in an amount such that the molar ratio of alkoxysilane groups in the silane-terminated prepolymer to added water is less than or equal to 1.