CPC A41D 13/1192 (2013.01) [D06B 13/00 (2013.01); D06M 11/77 (2013.01); A41D 2500/30 (2013.01); D06M 2101/20 (2013.01); D10B 2501/04 (2013.01)] | 10 Claims |
1. An antiviral face mask comprising:
a face mask body comprising:
a fibrous material layer comprising silicon nitride powder embedded in the fibrous material layer, wherein the silicon nitride is present in an inner surface of the fibrous material layer at a concentration of about 1 wt. % to about 15 wt. %; wherein the powder has an average particle size of 0.6 μm to 5 μm, and
wherein the silicon nitride inactivates a human virus in contact with the fibrous material layer of the face mask body,
wherein the virus is not SARS-CoV-2.
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