| http://www.w3.org/ns/prov#value | - Reaction of the aliphatic, preferably polymeric, polyol having terminal hydroxyl groups with an alkoxysilane-substituted alkyl isocyanate compound, which may be promoted by a condensation catalyst, for example, an organotin compound such as dibutyltin dilaurate, provides a polyurethane having terminal reactive alkoxysilane moieties, which undergoes further reaction, preferably acid-catalyzed, with
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