| abstract |
Respiratory protection mask, in particular in the form of a preferably particle- and / or aerosol-filtering half-mask and / or a preferably particle- and / or aerosol-filtering mouth and nose protection (MNS), in particular a respirator mask to reduce the secretion of infectious pathogens from the mouth, throat and nose or surgical face mask with a microbiological barrier, in particular for use as an aerosol-filtering respiratory protection mask and / or filter particle mask, preferably to prevent the transmission of pathogens through droplet infection or preferably to reduce the germ and viral load, especially in the event of epidemic or pandemic spread of infectious diseases such as COVID- 19, wherein the respirator has at least one air-permeable, in particular breath (air) -permeable, flat textile structure (flat textile material), the flat textile structure having at least one antimicrobial biopolymer, i nespecially with at least one antimicrobial biopolymer with protein affinity, preferably with at least one chitosan and / or its derivative or salt, preferably with at least one chitosan. |