A filter material fabricated by mixing 10 to 30% by mass of first fibers having a fiber diameter of 10 to 40 ?m, 40 to 80% by mass of second fibers obtained by crimping natural fibers having a fiber diameter of 10 to 40 ?m, and 10 to 30% by mass of third fibers having a fiber diameter of 5 to 10 ?m. The filter material has low pressure loss, a high dust holding amount, and high dust filtration efficiency.
申请公布号
WO2007001072(A3)
申请公布日期
2007.05.24
申请号
WO2006JP313183
申请日期
2006.06.27
申请人
TOYOTA BOSHOKU KABUSHIKI KAISHA;AWA PAPER MFG. CO., LTD.;KUME, KOJI;SANAMI, YOSHIHISA;KAGAWA, JOJI;JO, TAKEO
