The main raw materials used for the production of polyurethanes are polyols, isocyanates and propylene oxide. The first of these is the subject of the latest Rapra Handbook: Chemistry and Technology ...

Polymer foams that are made primarily from polyol, isocyanate and water are known as flexible polyurethane foams (FPF). In this chapter, we will discuss both slabstock and moulded FPF with a density ...