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Microwave-assisted Regeneration of Liquid Sorbent-blended Silica Carbon Capture Particles

Invention Reference Number

202405681

The hybrid powder-encapsulated solvent over comes carbon capture challenges by providing a solution for easy handling of a non-toxic solid that is non-volatile and stable upon alternative energy regeneration methods. The powder shows high capture efficiency and kinetics for selective carbon dioxide capture, where the powdered coating provides a hydrophobic yet porous-like geometries to repel water and polar volatiles found in air and flue gas emissions. The ionic liquid solvent is readily activated by electromagnetic energy, such as microwave, which has shown lower energy requirement than thermal heat use, allowing for cost efficient use of renewable energy resources as well as reducing degradation of materials.

Contact

To learn more about this technology, email partnerships@ornl.gov or call 865-574-1051.