The OptiLiner product line consists of optical grade, clear film release liners with super-clear, super-smooth coatings designed for use against optical PSAs (pressure sensitive adhesives) or for applications which require very smooth coatings. The SupraLiner products are high-performance release coatings applied to film bases including polyester, polypropylene, polystyrene, and polyethylene. Saint-Gobain Performance Plastics’ SupraLiner products offer superior subsequent adhesion and are ideal for silicone sensitive areas such as the automotive and imaging industries.