Reactive polyurethane hot-melt adhesives

Abstract

The present invention relates to a composition comprising at least one crosslinkable thermoplastic polyurethane (P) and at least one compound (N) having a conjugated, nitrogen-containing aromatic structure as nucleating agent, wherein the compound (N) is a solid and is present in the composition in an amount within a range from 0.01% to 0.5% by weight, based on the thermoplastic polyurethane. The present invention further relates to a process for producing such compositions and to the use of the compositions of the invention as sealant, coating or adhesive

Dependencies are inferred from the claim text.