NON-WOVEN FABRIC SUBSTRATE FOR WIPING SHEET

According to a nonwoven fabric substrate (1) for wiping sheet of the invention, ridges (2) and grooves (3) are alternately formed at positions corresponding to each other on both surfaces (1a, 1b), and apertures (4) are formed in the grooves (3). Each of the ridges (2) and the grooves (3) extend par...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HAYASE, TAEKO, SHIRASAKI, EMIKO, WADA, MINORU
Format: Patent
Sprache:eng ; fre ; ger
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