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US 10,328,372 B2Granted
Anti-microbial air filter
AssigneeCorning Incorporated
InventorsPrantik Mazumder, Wageesha Senaratne, Ying Wei
Life of this patent
Estimating the term…
Abstract
An air filter article, including: a wall-flow honeycomb particulate filter; and at least one anti-microbial agent on at least a portion of the interior surfaces. The disclosure also provides a filtration system that incorporates or uses the air filter article, and methods for making the air filter article.
Claims15
An air filter article, comprising:
- a ceramic wall-flow honeycomb particulate filter;
- and
- at least one anti-microbial agent on at least a portion of the interior wall surfaces of the filter, wherein the anti-microbial agent is chosen from charged organic compounds.
An air purification system, comprising:
- at least one air filter article comprising a ceramic wall-flow honeycomb particulate filter and at least one anti-microbial agent on at least a portion of the interior wall surfaces of the filter;
- and
- at least one air handler, wherein the air handler directs ambient indoor source air through the at least one air filter article and expels filtered air having at least a 99.9% reduction in the numbers of viable pathogens compared to the ambient indoor source air.
Dependencies are inferred from the claim text.