Patent ID: 11905199
Assignee: ELECTRIC GLASS FIBER AMERICA, LLC.
Field: Materials, metallurgy (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A polymeric composite comprising:
a polymeric material; and
a plurality of glass fibers formed from a fiberizable glass composition comprising:
SiO2 56-68 weight percent; Al2O311 to less than 18 weight percent; CaO 12 weight percent or less; MgO 7-17 weight percent; Na2O 0-1 weight percent; K2O present in an amount up to 1 weight percent; Li2O 0-5 weight percent; TiO2 0-2 weight percent; B2O3 0-3 weight percent; Fe2O3 0-1 weight percent; SnO2 0-4 weight percent; ZnO 0-4 weight percent; and at least one rare earth oxide in an amount not less than 1 weight percent, wherein the at least one rare earth oxide is selected from the group consisting of La2O3, Y2O3, Sc2O3, CeO2, Sm2O3, and Gd2O3, and other constituents 0-11 weight percent total.