Acclaim Polyol 4200 Polypropylene ether polyol 25322-69-4 Bayer MaterialScience Polyurethane (PU) - Polyols >> Polyether Coatings >> Solvent-Free/ High-Solids Linear polypropylene ether polyol. Acclaim Polyol 4200 is suitable for combination with many Desmodur products in the formulation of solvent-free elastic coatings, adhesives and sealants. Linear polypropylene ether polyol. Used in the formulation of solvent-free elastic coatings.