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US 12,584,017 B2Granted
Coal plastic composites
AssigneeOhio University
InventorsJason Patrick Trembly, Keerti S. Kappagantula
Life of this patent
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Abstract
A composite is formed from a combination of a polymer and pulverized coal and optionally a compatibilizing agent. The coal forms from about 10 to about 80% of the composite. The composite is form by blending the pulverized coal with the polymer to form the composite.
Claims1
A coal polymer composite consisting of greater than 70 wt % and up to 90 wt % thermoplastic polymer and 10 to 30 wt % pulverized coal;
- wherein the particles of pulverized coal have a particle size that falls within a range of 25-50 μm.
Dependencies are inferred from the claim text.