Fabrication of Polypropylene-g-(Diallylamino Triazine) Bifunctional Nonwovens with Antibacterial and Air Filtration Activities by Reactive Extrusion and Melt-Blown Technology

Table 2

Antibacterial properties of grafted melt-blown samples against E. coli after different contact times.

Concentration of PP-g-NDAM (wt.%)	Percentage reduction of E. coli at different contact times (%)
	15 min	30 min	60 min
40	95.35	99.99	99.999
70	99.99	99.999	99.999
100	99.99	99.999	99.999