One-part curable polyurethane adhesive

The invention is a single component adhesive composition, comprising: A) i) r9 diisocyanate content of 0.8-2.2% isocyanate functional prepolymers polyurethane and in the envelopes the coating material isocyanate functional polyurethane prepolymer the particle of curing agent; Or ii) comprises one or more of polyisocyanate, comprising a more isocyanate reactive corresponding structure is average one or more of compound and dispersion and reaction products' prepolymers, wherein the dispersion a triol comprises 10-60wt% and based on the dispersion is 5-50 microns, and with isocyanate the active corresponding structure and polyisocyanate the organic polymer particles; R9 and diisocyanate content of prepolymer is 0.8-2.2%; A B) is catalyze the isocyanate corresponding structure and isocyanate reactive corresponding structure reaction catalyst. The other of solution, invention is cakes wherein with method, comprising letting invention Ben adhesive composition according to at least a, adhesive film according and is applied to the substrate along an adhesive a part contacting the then, wherein the adhesive film and wherein the substrate to with.