Rid-O-Foam® 4050

It acts as an anti-crater, flow and leveling agent. It is a high performance air-release agent for solvent-based polyurethanes. Usage level is 0.1% to 0.3% based on the weight of the polyol components. In addition higher level of dosage is required for thicker film applications. It is found not to affect inter-coat adhesion. Can be used with polyester, polyether, polyacrylate and other hydroxylated polyols. Mainly recommended for primers, finishes and automotive applications.