Polyurethane prepolymers with alkoxysilane end groups, process for their preparation and their use in the manufacture of sealants

摘要

This invention relates to polyurethane prepolymers which comprise alkoxysilane terminal groups and which are based on special, very high molecular weight polyurethane prepolymers, to a method of producing them and to their use as binders for low-modulus sealing materials.