Process for preparing thermosettable polyurethane which comprises blending a polyisocyanate with a first thermoplastic resin and then blending with a second thermoplastic resin which is a polyurethane

摘要

A thermosettable polyurethane product is prepared by blending a compound having two or more terminal isocyanate groups to a thermoplastic resin which is inert to said isocyanate group to prepare an isocyanate compound batch, and further blending the isocyanate compound batch to a thermoplastic polyurethane resin and fabricating the resulting mixture.