. . . . "Moreover, a chemical and flash fire escape protective suit is disclosed, including a material according to the present invention, the suit meeting all of the basic requirements according to NFPA 1991, the suit having a minimum breakthrough time of at least 480 minutes for the chemicals according to NFPA 1991 when tested in accordance with EN 374-3 and ASTM F 739 with breakthrough criterion of 0.1" .