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US 9,937,642 B2Granted
Construction material composition and method of forming construction materials utilizing rice hulls
OwnerGerald Joseph Sosnowski, Gregory Arthur LeBlancinventors
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Abstract
Provided are a structure and a method of forming a structure that includes a core made, at least in part, of a rice hull composition. The rice hull composition including a combination of separate, unground rice hulls; ground rice hulls; and a rice hull powder, that each have a different particle size. A caustic-free polyurethane resin binds the separated unground rice hulls, the ground rice hulls and the rice hull powder together.
Claims10
A structure comprising:
- a core comprising a rice hull composition formed from a combination of separate unground rice hulls, ground rice hulls and a rice hull powder, wherein the separated unground rice hulls, the ground rice hulls and the rice hull powder each comprises a different particle size;
- and a caustic-free polyurethane resin that binds the separated unground rice hulls, the ground rice hulls and the rice hull powder together.
Dependencies are inferred from the claim text.