Super fine fiber have excellent filter efficiency and low resistance, it is ideal filter materials in producing medical protectivemask, protective clothes and positive pressure fi…
Super fine fiber have excellent filter efficiency and low resistance, it is ideal filter materials in producing medical protectivemask, protective cl...
This paper discussed the necessity of oil-repellent finishing of the filter with polypropylene meltblown nonwovens for protective face mask using in pesticide spraying and carried out the finishing.