US 12,427,274 B2
Methods for capturing respiratory droplets
Jiaxing Huang, Wilmette, IL (US); Murat Kadir, Broadview Heights, OH (US); and Zhilong Yu, Evanston, IL (US)
Assigned to Northwestern University, Evanston, IL (US)
Filed by Northwestern University, Evanston, IL (US)
Filed on Mar. 30, 2022, as Appl. No. 17/708,232.
Claims priority of provisional application 63/168,889, filed on Mar. 31, 2021.
Prior Publication US 2022/0313931 A1, Oct. 6, 2022
Int. Cl. F24F 8/00 (2021.01); A61M 16/00 (2006.01); F24F 8/10 (2021.01)
CPC A61M 16/0093 (2014.02) [F24F 8/10 (2021.01); A61L 2209/14 (2013.01); B01D 2257/91 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A method of capturing respiratory droplets, the method comprising absorbing respiratory droplets on a surface of a coating, the coating comprising a polyelectrolyte polymer and a viscosity modifier, wherein absorbed droplets leave depressions in the surface of the coating.