LAMINATED NONWOVEN FABRIC AND AIR PURIFIER

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 m...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	NAKAMURA TAICHI, SUMIDA HIROTO, YAMAGUCHI TAKAYOSHI, MITSUSHIMA TAKATOSHI, KUROKAWA TAKAHIRO
Format:	Patent
Sprache:	eng
Schlagworte:	LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OFARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES ORRIBBONS NATURAL OR ARTIFICIAL THREADS OR FIBRES PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION SPINNING TEXTILES TRANSPORTING
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Beschreibung
Zusammenfassung:	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