| abstract |
A method to form a urethane material, the method comprises blending and reacting at least one isocyanate, at least one isocyanate reactive compound and a metallized polyhedral oligomeric silsesquioxane to provide said urethane material, the metallized polyhedral oligomeric silsesquioxane is a dimeric structure with general formula wherein M represents a metal providing a 6-coordinated metal center, x and y being 1, R 1 O and R 2 O represent an alkoxide bridging the 6-coordinated metal centers, R 3 OH and R 4 OH represent an alcohol ligand and each of R 5 , to R 18 is selected from the group consisting of alkyl-, polyether- and polyester ligands. |