Patent ID: 6890638

Claim:
A composite article comprising a polymeric flammable fibers in a network said article having a flexural modulus of at least about 80,000 lbs/sq. in (552 MPa) as measured by ASTM D 790-00, a flexural strength at yield of at least about 800 lb/sq. in. (5.52 MPa) as measured by ASTM D 790-00, an areal density of about 0.9 lb/ft 2 (4.40 kg/m 2 ) to about 1.5 lb/ft 2 (5.88 kg/m 2 ), a fire resistance meeting the requirements of §25.853 Title 14 of the United States Code, Jan. 1, 2002, and a V0 velocity at least about 1430 ft/sec (427 m/s) when tested by United States Federal Aviation Administration Advisory Circular 25.795.2, 10 Jan. 2002, using .44 Magnum Jacketed Hollow Point (JHP) bullets of 240 grains (15.6 g) mass and using 9 mm Full Metal Jacketed, Round Nose (FMJ RN) bullets of 124 grains (8.0 g) mass.