MOLDED RESPIRATOR COMPRISING MELTBLOWN FIBER WEB WITH STAPLE FIBERS
摘要
<p>A molded respirator and method of making are disclosed, wherein the molded respirator is made from a porous nonwoven web containing meltblown fibers and staple fibers. The meltblown fibers may be present as a bimodal mixture of microfibers and mesofibers, and comprise an intermingled mixture with staple fibers further intermingled therein. The molded respirator may also contain at least one secondary filtration layer.</p>
申请公布号
WO2009002613(A1)
申请公布日期
2008.12.31
申请号
WO2008US62885
申请日期
2008.05.07
申请人
3M INNOVATIVE PROPERTIES COMPANY
发明人
ANGADJIVAND, SEYED, A.;BRANDNER, JOHN, M.;SPRINGETT, JAMES E.,