Foam Reinforced Structural Member

摘要

A composite material for reinforcing closed structural members as a tube or any closed profile section. More specifically, a composite material for filling metal tubes or any closed profile section forming the frame of vehicle seats to increase or maintain the strength of the seat frame while reducing the mass of the seat tubes or sealed profile section.

主权项

1. A composite material for providing reinforcement to enclosed structural members, said composite material comprising:
15-65% by weight polyol; 0.1-3% by weight water; 10-95% by weight ceramic microspheres, perlite or a combination of ceramic microspheres and Perlite and wherein said ceramic microspheres are substantially hollow; 5-30% polymeric diphenylmethane diisocyanate; and 0.1-5% surfactant and wherein said surfactant is soluble in isocyanate and polyol.