  {"id":16217,"date":"2023-05-17T08:46:21","date_gmt":"2023-05-17T13:46:21","guid":{"rendered":"https:\/\/uwm.edu\/engineering\/?p=16217"},"modified":"2023-05-17T09:13:16","modified_gmt":"2023-05-17T14:13:16","slug":"uwm-researchers-develop-spray-on-coating-that-repels-deactivates-airborne-pathogens","status":"publish","type":"post","link":"https:\/\/uwm.edu\/engineering\/uwm-researchers-develop-spray-on-coating-that-repels-deactivates-airborne-pathogens\/","title":{"rendered":"51ÁÔÆæ researchers develop spray-on coating that repels, deactivates airborne pathogens"},"content":{"rendered":"\n<p>When 51ÁÔÆæ temporarily shuttered buildings in spring 2020 due to the COVID-19 pandemic, one team of researchers began their groundbreaking work on the empty campus.&nbsp; &nbsp;<\/p>\n\n\n\n<p>That team has now completed their project, funded in April 2020 by a $198,326 National Science Foundation COVID-19 RAPID grant: they have developed an easily applied, spray-on coating that repels and deactivates COVID-19 droplets that land on surfaces.<\/p>\n\n\n\n<p>The coating is called XPAC and it could improve our nation\u2019s preparedness for future waves of COVID and other airborne pathogens, adding a way to break a virus\u2019s chain of transmission, said Konstantin Sobolev, principal investigator and professor of civil and environmental engineering in 51ÁÔÆæ\u2019s College of Engineering &amp; Applied Science. \u00a0<\/p>\n\n\n\n<p>In addition to Sobolev, the XPAC research team consisted of Nikolai Kouklin, co-prinicipal investigator and professor, electrical engineering; Michael Nosonovsky, co-principal investigator and associate professor, mechanical engineering, and David Frick, professor, chemistry\/biochemical.<\/p>\n\n\n\n<p>The team was assisted by engineering doctoral student Filip Zemajtis, who recently wrote and successfully defended a dissertation on XPAC coatings.<\/p>\n\n\n\n<p><strong>XPAC\u2019s 3 key features<\/strong><\/p>\n\n\n\n<p>XPAC can be applied to a variety of surfaces\u2014including metals, concrete, ceramics, glass and wood\u2014to help prevent the transmission of viral, bacterial, and other pathogens for a period of time ranging from several months to several years.<\/p>\n\n\n\n<p>It offers three features: it is superhydrophobic, meaning contaminants sitting on top of its surface will wash away easily; it is photocatalytic \u2013in the presence of light, it spurs pollutants to decompose; finally, it is anticorrosive and will slow deterioration of metals to which it is applied.<\/p>\n\n\n\n<p>51ÁÔÆæ\u2019s results comes just as a new study, published in The Lancet Microbe, confirmed earlier studies that the SARS-CoV-2 virus can be spread by contaminated hands and surfaces. In addition, data obtained during the COVID-19 pandemic will provide a fast track to scale-up manufacturing and widespread deployment of the anti-viral coatings.<\/p>\n\n\n\n<p>During their research, the team worked with NSF I-Corps and interviewed dozens of industry leaders to gauge potential markets. Sobolev notes that XPAC could find its place within retail, food and manufacturing industries.<\/p>\n\n\n\n<p>A March 2021 51ÁÔÆæ Report story\u2014<a href=\"https:\/\/uwm.edu\/news\/surface-spray-to-repel-sterilize-covid-19-droplets-with-virus\/\">Spraying away the COVID-19 virus<\/a>\u2014documents the beginning of this research.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>When 51ÁÔÆæ temporarily shuttered buildings in spring 2020 due to the COVID-19 pandemic, one team of researchers began their groundbreaking work on the empty campus.&nbsp; &nbsp; That team has now completed their project, funded in April 2020 by a $198,326 &hellip;<\/p>\n","protected":false},"author":37709,"featured_media":16218,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","uwm_wg_additional_authors":[]},"categories":[94,66,25,67,1],"tags":[],"class_list":["post-16217","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-biomedical-health","category-milwaukee-engineer","category-news","category-research","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>College of Engineering &amp; 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