Patent ID: 7906444

Claim:
Armor material made of a glass-ceramic, containing (in wt. %, oxide basis): 5-33 of SiO 2 20-50 of Al 2 O 3 5-40 of MgO 0-15 of B 2 O 3 0.1-30 of Y 2 O 3, Ln 2 O 3, As 2 O 3, Nb 2 O 5 and/or Sc 2 O 3 0-10 of P 2 O 5 0-12 of TiO 2, wherein Ln is a lanthanoid element, and wherein the armor material is reinforced with fibers comprising a material selected from the group consisting of carbon, silicon carbide, Si 3 N 4 , Al 2 O 3 , ZrO 2 , sialon, and any combinations thereof.