Nonwoven fabric fabrics suitable for undergoing pleating to form filtration media are provided. The fabrics generally include at least three layers. The fibers forming the inner layer has a cross section providing greater stiffness, while the fibers forming the outer layers have a cross section providing greater durability. The resulting fabrics provide improved particulate holding and pressure drop characteristics at no sacrifice to durability.
申请公布号
WO2004050216(A1)
申请公布日期
2004.06.17
申请号
WO2003US38106
申请日期
2003.12.01
申请人
REEMAY, INC.;WILLIS, EDWARD, KEITH;BARNES, HARRY;BAKER, FRANK