Topsheet of body fluid absorptive articles and method for...

Details Topsheet of body fluid absorptive articles and method for... Topsheet of body fluid absorptive articles and method for...

B - Operations, Transporting

32

B

B32B 5/24 (2006.01) A61F 13/15 (2006.01) D04H 3/16 (2006.01)

Patent

CA 2121859

A B S T R A C T A topsheet of body fluid absorptive articles comprising a first sheet made of thermoplastic synthetic resin sheet and having liquid passages each downwardly extending therethrough and a second sheet containing 70 to 100% by weight of cellulose fibres bonded to said first sheet around lower openings of the respective liquid passages and comprises mechanically intertwined fibres only. The second sheet has a density higher than a density of fibres contained in the liquid-absorbent core.

Cette invention concerne la couche supérieure d'articles destinés à absorber les liquides corporels, ladite couche étant composée d'une feuille en résine thermoplastique de synthèse ayant des canaux d'absorption de liquide orientés vers le bas et d'une seconde feuille composée de 70 à 100 % en poids de fibres cellulosiques et collée à la première feuille susmentionnée autour de la base desdits canaux d'absorption de liquide. Cette seconde feuille est un non tissé à fibres enchevêtrées par voie mécanique dont la densité est supérieure à celle de la couche centrale absorbante.

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