Profile: Bayer Films Americas. manufactures Makrofol®, polycarbonate and Bayfol®, polycarbonate blend films. Our DE and PC polycarbonate films are available in a wide variety of surface textures, including glass-clear with both sides gloss. Our polycarbonate film is easily formed and much more dimensionally stable than polyester. Our films used in a broad range of applications, such as instrument panels, trade show displays, membrane switches, control panels, and decals.