| abstract |
The present disclosure relates to an antimicrobial sponge comprising: a porous spongy substrate; and an antimicrobial coating composition dried therein, wherein the composition comprises: at least one organosilane of formula (R 1 O) 3 Si-R 2 -Z; and an organic amine of formula R 9 R 10 R 11 N, wherein each R 1 is independently H, alkyl, substituted alkyl, aryl, or substituted aryl, R 2 is a bivalent linker and Z is a nucleophile, a leaving group or a quaternary nitrogen substituent, and wherein R 9 , R 10 , and R 11 independently represent H, alkyl, substituted alkyl, aryl, substituted aryl, or a cyclic group. |