Laminated nonwoven fabric and air purifier
Abstract:
A laminated nonwoven fabric (NF) includes a first NF containing first fibers and a second NF containing second fibers and laminated on the first NF, and has a cut-off edge at an end thereof. An average diameter of the first fibers is larger than that of the second fibers not more than 3 μm. 50% by mass to 70% by mass, inclusive, of the second fibers satisfy x≥y, and 5% by mass to 30% by mass, inclusive, thereof satisfy x
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