H.b. Fuller Company

Matthias E Gurr

Brian W Carlson

Rituparna Paul

Sudipto Das

Daniel J Van Dyke

A moisture curable polyurethane hot melt adhesive composition and a process for making the same are disclosed. The moisture curable polyurethane hot melt adhesive composition includes an isocyanate-terminated polyurethane prepolymer that is the reaction product of a diisocyanate monomer component that includes at least 20% by weight asymmetrical diisocyanate monomer based on the weight of the diisocyanate monomer component and symmetrical diisocyanate monomer, at least one polyol having a number average molecular weight greater than 1000 g/mole, a monofunctional compound that includes one isocyanate-reactive group and has a molecular weight no greater than 400 g/mole, and a multifunctional compound that includes at least two isocyanate-reactive groups and has a molecular weight no greater than 400 g/mole.

Growing community of inventors

Lueneburg, Germany

Matthias E Gurr