PLA and PP Composite Nonwoven with Antimicrobial Activity for Filtration Applications

Table 4

Antimicrobial activity values of the composite nonwovens.

Analysed microorganism; (number of strain)	PLA/PP; nonwoven	PLA/PP/paraffin nonwoven	PLA/PP/paraffin/CuO·SiO2 nonwoven
Escherichia coli; (ATCC 25922)	0.0 0.0	0.0 0.0	3.6 0.1
Staphylococcus aureus; (ATCC 6538)	0.0 0.0	0.0 0.0	3.9 0.1
Candida albicans; (ATCC 10321)	0.0 0.0	0.0 0.0	1.4 0.4