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US Patent Application – US 20230356155 A1 “TRANSPARENT REUSABLE ULTRAHIGH MOLECULAR WEIGHT POLYETHYLENE AIR FILTER”

Inventors: GAO; Ping et al.AbstractIn particles removal with extremely high filtration efficiency and the ability to block submicron airborne particles by a sieving mechanism is provided. This novel nanoporous filter advantageously combines extremely high transmittance for visible light and ultraviolet light, reusability after cleaning or disinfection by ultraviolet irradiation or simple washing, a customizable sieving pore size ranging from a few…

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