Properties of rigid polyurethane foam filled with sawdust from primary wood processing

D Dukarska, J Walkiewicz, A Derkowski, R Mirski - Materials, 2022 - mdpi.com
In this study, the possibility of using sawdust, a by-product of primary wood processing, as a
filler (WF) for rigid polyurethane (PUR) foams was investigated. The effects of the addition of …

Nanoparticles addition in pu foams: The dramatic effect of trapped-air on nucleation

B Merillas, F Villafañe, MÁ Rodríguez-Pérez - Polymers, 2021 - mdpi.com
To determine the effect of nanoclays and trapped air on the formation of rigid polyurethane
foams, three different production procedures were used. To study the influence of mixing at …